diff --git a/app/code/Magento/Ui/Block/Component/StepsWizard.php b/app/code/Magento/Ui/Block/Component/StepsWizard.php
index 5769093b3eb87..bf12686d672a8 100644
--- a/app/code/Magento/Ui/Block/Component/StepsWizard.php
+++ b/app/code/Magento/Ui/Block/Component/StepsWizard.php
@@ -5,13 +5,16 @@
  */
 namespace Magento\Ui\Block\Component;
 
+use Magento\Framework\View\Element\Template;
+use Magento\Ui\Block\Component\StepsWizard\StepInterface;
+
 /**
  * Multi steps wizard block
  *
  * @api
  * @since 100.0.2
  */
-class StepsWizard extends \Magento\Framework\View\Element\Template
+class StepsWizard extends Template
 {
     /**
      * Wizard step template
@@ -26,12 +29,12 @@ class StepsWizard extends \Magento\Framework\View\Element\Template
     protected $initData = [];
 
     /**
-     * @var null|\Magento\Ui\Block\Component\StepsWizard\StepInterface[]
+     * @var null|StepInterface[]
      */
     private $steps;
 
     /**
-     * @return \Magento\Ui\Block\Component\StepsWizard\StepInterface[]
+     * @return StepInterface[]
      */
     public function getSteps()
     {
diff --git a/app/code/Magento/Ui/Block/Component/StepsWizard/StepAbstract.php b/app/code/Magento/Ui/Block/Component/StepsWizard/StepAbstract.php
index d0b81f2e79b42..ea1dfbd19da89 100644
--- a/app/code/Magento/Ui/Block/Component/StepsWizard/StepAbstract.php
+++ b/app/code/Magento/Ui/Block/Component/StepsWizard/StepAbstract.php
@@ -5,10 +5,12 @@
  */
 namespace Magento\Ui\Block\Component\StepsWizard;
 
+use Magento\Framework\View\Element\Template;
+
 /**
  * Abstract block for multi-step wizard UI
  */
-abstract class StepAbstract extends \Magento\Framework\View\Element\Template implements StepInterface
+abstract class StepAbstract extends Template implements StepInterface
 {
     /**
      * @inheritdoc
diff --git a/app/code/Magento/Ui/Block/Component/StepsWizard/StepInterface.php b/app/code/Magento/Ui/Block/Component/StepsWizard/StepInterface.php
index ac7048a9ef177..1ef98c0b89712 100644
--- a/app/code/Magento/Ui/Block/Component/StepsWizard/StepInterface.php
+++ b/app/code/Magento/Ui/Block/Component/StepsWizard/StepInterface.php
@@ -5,13 +5,15 @@
  */
 namespace Magento\Ui\Block\Component\StepsWizard;
 
+use Magento\Framework\View\Element\BlockInterface;
+
 /**
  * Interface for multi-step wizard blocks
  *
  * @api
  * @since 100.0.2
  */
-interface StepInterface extends \Magento\Framework\View\Element\BlockInterface
+interface StepInterface extends BlockInterface
 {
     /**
      * Get step caption
diff --git a/app/code/Magento/Ui/Block/Logger.php b/app/code/Magento/Ui/Block/Logger.php
index 549da3ebab268..a004be79c5f12 100644
--- a/app/code/Magento/Ui/Block/Logger.php
+++ b/app/code/Magento/Ui/Block/Logger.php
@@ -16,11 +16,6 @@
  */
 class Logger extends Template
 {
-    /**
-     * @var Config
-     */
-    protected $config;
-
     /**
      * @param Template\Context $context
      * @param Config $config
@@ -28,11 +23,10 @@ class Logger extends Template
      */
     public function __construct(
         Template\Context $context,
-        Config $config,
+        protected readonly Config $config,
         array $data = []
     ) {
         parent::__construct($context, $data);
-        $this->config = $config;
     }
 
     /**
diff --git a/app/code/Magento/Ui/Block/Wrapper.php b/app/code/Magento/Ui/Block/Wrapper.php
index bab9fd7bb7859..f528da7c2d942 100644
--- a/app/code/Magento/Ui/Block/Wrapper.php
+++ b/app/code/Magento/Ui/Block/Wrapper.php
@@ -7,28 +7,27 @@
 
 use Magento\Framework\View\Element\Template;
 use Magento\Framework\View\Element\UiComponentInterface;
+use Magento\Ui\Component\AbstractComponent;
 use Magento\Ui\Model\UiComponentGenerator;
 
 /**
  * This block is wrapper for UI component, this done in order to save compatibility with old widgets mechanism
  */
-class Wrapper extends \Magento\Framework\View\Element\Template
+class Wrapper extends Template
 {
-    /**
-     * @var UiComponentGenerator
-     */
-    private $uiComponentGenerator;
-
     /**
      * Wrapper constructor.
      * @param Template\Context $context
      * @param UiComponentGenerator $uiComponentGenerator
      * @param array $data
      */
-    public function __construct(Template\Context $context, UiComponentGenerator $uiComponentGenerator, array $data = [])
+    public function __construct(
+        Template\Context $context,
+        private readonly UiComponentGenerator $uiComponentGenerator,
+        array $data = []
+    )
     {
         parent::__construct($context, $data);
-        $this->uiComponentGenerator = $uiComponentGenerator;
     }
 
     /**
@@ -86,7 +85,7 @@ private function addDataToChildComponents(UiComponentInterface $uiComponent, arr
      */
     public function renderApp($data = [])
     {
-        /** @var \Magento\Ui\Component\AbstractComponent $uiComponent */
+        /** @var AbstractComponent $uiComponent */
         $uiComponent = $this->uiComponentGenerator
             ->generateUiComponent($this->getData('uiComponent'), $this->getLayout());
         $this->injectDataInDataSource($uiComponent, $this->getData());
diff --git a/app/code/Magento/Ui/Block/Wysiwyg/ActiveEditor.php b/app/code/Magento/Ui/Block/Wysiwyg/ActiveEditor.php
index 00c47ac8678fe..f3be9f352846d 100644
--- a/app/code/Magento/Ui/Block/Wysiwyg/ActiveEditor.php
+++ b/app/code/Magento/Ui/Block/Wysiwyg/ActiveEditor.php
@@ -5,6 +5,7 @@
  */
 namespace Magento\Ui\Block\Wysiwyg;
 
+use Magento\Framework\View\Element\Template;
 use Magento\Framework\View\Element\Template\Context;
 use Magento\Framework\App\Config\ScopeConfigInterface;
 use Magento\Ui\Model;
@@ -15,20 +16,10 @@
  * @api
  * @since 101.1.0
  */
-class ActiveEditor extends \Magento\Framework\View\Element\Template
+class ActiveEditor extends Template
 {
     const DEFAULT_EDITOR_PATH = 'mage/adminhtml/wysiwyg/tiny_mce/tinymce5Adapter';
 
-    /**
-     * @var ScopeConfigInterface
-     */
-    private $scopeConfig;
-
-    /**
-     * @var array
-     */
-    private $availableAdapterPaths;
-
     /**
      * ActiveEditor constructor.
      * @param Context $context
@@ -38,13 +29,11 @@ class ActiveEditor extends \Magento\Framework\View\Element\Template
      */
     public function __construct(
         Context $context,
-        ScopeConfigInterface $scopeConfig,
-        $availableAdapterPaths = [],
+        private readonly ScopeConfigInterface $scopeConfig,
+        private $availableAdapterPaths = [],
         array $data = []
     ) {
         parent::__construct($context, $data);
-        $this->scopeConfig = $scopeConfig;
-        $this->availableAdapterPaths = $availableAdapterPaths;
     }
 
     /**
diff --git a/app/code/Magento/Ui/Component/AbstractComponent.php b/app/code/Magento/Ui/Component/AbstractComponent.php
index 9ce6d7d7fd334..315298dda022f 100644
--- a/app/code/Magento/Ui/Component/AbstractComponent.php
+++ b/app/code/Magento/Ui/Component/AbstractComponent.php
@@ -22,18 +22,6 @@
  */
 abstract class AbstractComponent extends DataObject implements UiComponentInterface
 {
-    /**
-     * Render context
-     *
-     * @var ContextInterface
-     */
-    protected $context;
-
-    /**
-     * @var UiComponentInterface[]
-     */
-    protected $components;
-
     /**
      * @var array
      */
@@ -52,12 +40,10 @@ abstract class AbstractComponent extends DataObject implements UiComponentInterf
      * @param array $data
      */
     public function __construct(
-        ContextInterface $context,
-        array $components = [],
+        protected readonly ContextInterface $context,
+        protected array $components = [],
         array $data = []
     ) {
-        $this->context = $context;
-        $this->components = $components;
         $this->_data = array_replace_recursive($this->_data, $data);
         $this->initObservers($this->_data);
     }
diff --git a/app/code/Magento/Ui/Component/Action.php b/app/code/Magento/Ui/Component/Action.php
index 34e20d879f54d..098470a2146d6 100644
--- a/app/code/Magento/Ui/Component/Action.php
+++ b/app/code/Magento/Ui/Component/Action.php
@@ -5,6 +5,7 @@
  */
 namespace Magento\Ui\Component;
 
+use JsonSerializable;
 use Magento\Framework\View\Element\UiComponent\ContextInterface;
 
 /**
@@ -14,25 +15,19 @@ class Action extends AbstractComponent
 {
     const NAME = 'action';
 
-    /**
-     * @var array|\JsonSerializable
-     */
-    protected $actions;
-
     /**
      * @param ContextInterface $context
      * @param array $components
      * @param array $data
-     * @param array|\JsonSerializable $actions
+     * @param array|JsonSerializable $actions
      */
     public function __construct(
         ContextInterface $context,
         array $components = [],
         array $data = [],
-        $actions = null
+        protected $actions = null
     ) {
         parent::__construct($context, $components, $data);
-        $this->actions = $actions;
     }
 
     /**
diff --git a/app/code/Magento/Ui/Component/Bookmark.php b/app/code/Magento/Ui/Component/Bookmark.php
index db824f11bd4b1..874cac08cbc16 100644
--- a/app/code/Magento/Ui/Component/Bookmark.php
+++ b/app/code/Magento/Ui/Component/Bookmark.php
@@ -9,6 +9,7 @@
 use Magento\Framework\View\Element\UiComponent\ContextInterface;
 use Magento\Ui\Api\BookmarkManagementInterface;
 use Magento\Ui\Api\BookmarkRepositoryInterface;
+use Magento\Ui\Api\Data\BookmarkInterface;
 
 /**
  * Class Bookmark
@@ -17,21 +18,11 @@ class Bookmark extends AbstractComponent
 {
     const NAME = 'bookmark';
 
-    /**
-     * @var BookmarkRepositoryInterface
-     */
-    protected $bookmarkRepository;
-
     /**
      * @var FilterBuilder
      */
     protected $filterBuilder;
 
-    /**
-     * @var BookmarkManagementInterface
-     */
-    protected $bookmarkManagement;
-
     /**
      * @param ContextInterface $context
      * @param BookmarkRepositoryInterface $bookmarkRepository
@@ -41,14 +32,12 @@ class Bookmark extends AbstractComponent
      */
     public function __construct(
         ContextInterface $context,
-        BookmarkRepositoryInterface $bookmarkRepository,
-        BookmarkManagementInterface $bookmarkManagement,
+        protected readonly BookmarkRepositoryInterface $bookmarkRepository,
+        protected readonly BookmarkManagementInterface $bookmarkManagement,
         array $components = [],
         array $data = []
     ) {
         parent::__construct($context, $components, $data);
-        $this->bookmarkRepository = $bookmarkRepository;
-        $this->bookmarkManagement = $bookmarkManagement;
     }
 
     /**
@@ -72,7 +61,7 @@ public function prepare()
         $config = [];
         if (!empty($namespace)) {
             $bookmarks = $this->bookmarkManagement->loadByNamespace($namespace);
-            /** @var \Magento\Ui\Api\Data\BookmarkInterface $bookmark */
+            /** @var BookmarkInterface $bookmark */
             foreach ($bookmarks->getItems() as $bookmark) {
                 if ($bookmark->isCurrent()) {
                     $config['activeIndex'] = $bookmark->getIdentifier();
diff --git a/app/code/Magento/Ui/Component/Control/ActionPool.php b/app/code/Magento/Ui/Component/Control/ActionPool.php
index 052f99b60add0..8ec8967dd17a7 100644
--- a/app/code/Magento/Ui/Component/Control/ActionPool.php
+++ b/app/code/Magento/Ui/Component/Control/ActionPool.php
@@ -21,13 +21,6 @@ class ActionPool implements ActionPoolInterface
      */
     const ACTIONS_PAGE_TOOLBAR = 'page.actions.toolbar';
 
-    /**
-     * Render context
-     *
-     * @var Context
-     */
-    protected $context;
-
     /**
      * Actions pool
      *
@@ -35,13 +28,6 @@ class ActionPool implements ActionPoolInterface
      */
     protected $items;
 
-    /**
-     * Button factory
-     *
-     * @var ItemFactory
-     */
-    protected $itemFactory;
-
     /**
      * @var AbstractBlock
      */
@@ -53,10 +39,10 @@ class ActionPool implements ActionPoolInterface
      * @param Context $context
      * @param ItemFactory $itemFactory
      */
-    public function __construct(Context $context, ItemFactory $itemFactory)
-    {
-        $this->context = $context;
-        $this->itemFactory = $itemFactory;
+    public function __construct(
+        protected readonly Context $context,
+        protected readonly ItemFactory $itemFactory
+    ) {
     }
 
     /**
@@ -120,9 +106,9 @@ public function update($key, array $data)
     /**
      * Add html block
      *
-     * @param  string $type
-     * @param  string $name
-     * @param  array $arguments
+     * @param string $type
+     * @param string $name
+     * @param array $arguments
      * @return void
      */
     public function addHtmlBlock($type, $name = '', array $arguments = [])
@@ -144,7 +130,7 @@ public function addHtmlBlock($type, $name = '', array $arguments = [])
     protected function createContainer($key, UiComponentInterface $view)
     {
         $container = $this->context->getPageLayout()->createBlock(
-            \Magento\Ui\Component\Control\Container::class,
+            Container::class,
             'container-' . $view->getName() . '-' . $key,
             [
                 'data' => [
diff --git a/app/code/Magento/Ui/Component/Control/Button.php b/app/code/Magento/Ui/Component/Control/Button.php
index fbbf0e1f0fa61..232fbf343a774 100644
--- a/app/code/Magento/Ui/Component/Control/Button.php
+++ b/app/code/Magento/Ui/Component/Control/Button.php
@@ -17,11 +17,6 @@
  */
 class Button extends Template implements ControlInterface
 {
-    /**
-     * @var Random
-     */
-    private $random;
-
     /**
      * @var SecureHtmlRenderer
      */
@@ -36,7 +31,7 @@ class Button extends Template implements ControlInterface
     public function __construct(
         Context $context,
         array $data = [],
-        ?Random $random = null,
+        private ?Random $random = null,
         ?SecureHtmlRenderer $htmlRenderer = null
     ) {
         parent::__construct($context, $data);
diff --git a/app/code/Magento/Ui/Component/Control/Container.php b/app/code/Magento/Ui/Component/Control/Container.php
index bfc0e83e06c2f..e6ab78b4a975a 100644
--- a/app/code/Magento/Ui/Component/Control/Container.php
+++ b/app/code/Magento/Ui/Component/Control/Container.php
@@ -20,8 +20,8 @@ class Container extends AbstractBlock
     /**
      * Default button class
      */
-    const DEFAULT_CONTROL = \Magento\Ui\Component\Control\Button::class;
-    const SPLIT_BUTTON = \Magento\Ui\Component\Control\SplitButton::class;
+    const DEFAULT_CONTROL = Button::class;
+    const SPLIT_BUTTON = SplitButton::class;
 
     /**
      * Create button renderer
diff --git a/app/code/Magento/Ui/Component/Control/SplitButton.php b/app/code/Magento/Ui/Component/Control/SplitButton.php
index 02a44795f7acc..bf45fb8e9e3a6 100644
--- a/app/code/Magento/Ui/Component/Control/SplitButton.php
+++ b/app/code/Magento/Ui/Component/Control/SplitButton.php
@@ -32,24 +32,18 @@ class SplitButton extends Button
      */
     private $secureRenderer;
 
-    /**
-     * @var Random
-     */
-    private $random;
-
     /**
      * @inheritDoc
      */
     public function __construct(
         Context $context,
         array $data = [],
-        ?Random $random = null,
+        private ?Random $random = null,
         ?SecureHtmlRenderer $htmlRenderer = null
     ) {
         $random = $random ?? ObjectManager::getInstance()->get(Random::class);
         $htmlRenderer = $htmlRenderer ?? ObjectManager::getInstance()->get(SecureHtmlRenderer::class);
         parent::__construct($context, $data, $random, $htmlRenderer);
-        $this->random = $random;
         $this->secureRenderer = $htmlRenderer;
     }
 
diff --git a/app/code/Magento/Ui/Component/DataSource.php b/app/code/Magento/Ui/Component/DataSource.php
index 04473aac45ead..0e9a7ab36799d 100644
--- a/app/code/Magento/Ui/Component/DataSource.php
+++ b/app/code/Magento/Ui/Component/DataSource.php
@@ -17,11 +17,6 @@ class DataSource extends AbstractComponent implements DataSourceInterface
 {
     const NAME = 'dataSource';
 
-    /**
-     * @var DataProviderInterface
-     */
-    protected $dataProvider;
-
     /**
      * Constructor
      *
@@ -32,11 +27,10 @@ class DataSource extends AbstractComponent implements DataSourceInterface
      */
     public function __construct(
         ContextInterface $context,
-        DataProviderInterface $dataProvider,
+        protected readonly DataProviderInterface $dataProvider,
         array $components = [],
         array $data = []
     ) {
-        $this->dataProvider = $dataProvider;
         $context->setDataProvider($dataProvider);
         parent::__construct($context, $components, $data);
     }
diff --git a/app/code/Magento/Ui/Component/ExportButton.php b/app/code/Magento/Ui/Component/ExportButton.php
index 284362a119bad..6d473a389f7e6 100644
--- a/app/code/Magento/Ui/Component/ExportButton.php
+++ b/app/code/Magento/Ui/Component/ExportButton.php
@@ -18,11 +18,6 @@ class ExportButton extends AbstractComponent
      */
     const NAME = 'exportButton';
 
-    /**
-     * @var \Magento\Framework\UrlInterface
-     */
-    protected $urlBuilder;
-
     /**
      * @param ContextInterface $context
      * @param UrlInterface $urlBuilder
@@ -31,12 +26,11 @@ class ExportButton extends AbstractComponent
      */
     public function __construct(
         ContextInterface $context,
-        UrlInterface $urlBuilder,
+        protected readonly UrlInterface $urlBuilder,
         array $components = [],
         array $data = []
     ) {
         parent::__construct($context, $components, $data);
-        $this->urlBuilder = $urlBuilder;
     }
 
     /**
diff --git a/app/code/Magento/Ui/Component/Filters.php b/app/code/Magento/Ui/Component/Filters.php
index aa418a4522044..924f2684fb14d 100644
--- a/app/code/Magento/Ui/Component/Filters.php
+++ b/app/code/Magento/Ui/Component/Filters.php
@@ -43,16 +43,6 @@ class Filters extends AbstractComponent implements ObserverInterface
         'datetimeRange' => 'filterDate',
     ];
 
-    /**
-     * @var UiComponentFactory
-     */
-    protected $uiComponentFactory;
-
-    /**
-     * @var TimezoneInterface
-     */
-    private $localeDate;
-
     /**
      * Filters constructor.
      *
@@ -64,13 +54,12 @@ class Filters extends AbstractComponent implements ObserverInterface
      */
     public function __construct(
         ContextInterface $context,
-        UiComponentFactory $uiComponentFactory,
+        protected readonly UiComponentFactory $uiComponentFactory,
         array $components = [],
         array $data = [],
-        ?TimezoneInterface $localeDate = null
+        private ?TimezoneInterface $localeDate = null
     ) {
         parent::__construct($context, $components, $data);
-        $this->uiComponentFactory = $uiComponentFactory;
         $this->localeDate = $localeDate ?? ObjectManager::getInstance()->get(TimezoneInterface::class);
     }
 
diff --git a/app/code/Magento/Ui/Component/Filters/FilterModifier.php b/app/code/Magento/Ui/Component/Filters/FilterModifier.php
index 2db85a4b0d69a..a097811a29422 100644
--- a/app/code/Magento/Ui/Component/Filters/FilterModifier.php
+++ b/app/code/Magento/Ui/Component/Filters/FilterModifier.php
@@ -5,6 +5,7 @@
  */
 namespace Magento\Ui\Component\Filters;
 
+use Magento\Framework\Exception\LocalizedException;
 use Magento\Framework\View\Element\UiComponent\DataProvider\DataProviderInterface;
 use Magento\Framework\App\RequestInterface;
 use Magento\Framework\Api\FilterBuilder;
@@ -19,30 +20,16 @@ class FilterModifier
      */
     const FILTER_MODIFIER = 'filters_modifier';
 
-    /**
-     * @var \Magento\Framework\App\RequestInterface
-     */
-    protected $request;
-
-    /**
-     * @var \Magento\Framework\Api\FilterBuilder
-     */
-    protected $filterBuilder;
-
-    /**
-     * @var array
-     */
-    protected $allowedConditionTypes;
-
     /**
      * @param RequestInterface $request
      * @param FilterBuilder $filterBuilder
      * @param array $allowedConditionTypes
      */
-    public function __construct(RequestInterface $request, FilterBuilder $filterBuilder, $allowedConditionTypes = [])
-    {
-        $this->request = $request;
-        $this->filterBuilder = $filterBuilder;
+    public function __construct(
+        protected readonly RequestInterface $request,
+        protected readonly FilterBuilder $filterBuilder,
+        protected $allowedConditionTypes = []
+    ) {
         $this->allowedConditionTypes = array_merge(
             ['eq', 'neq', 'in', 'nin', 'null', 'notnull'],
             $allowedConditionTypes
@@ -55,7 +42,7 @@ public function __construct(RequestInterface $request, FilterBuilder $filterBuil
      * @param DataProviderInterface $dataProvider
      * @param string $filterName
      * @return void
-     * @throws \Magento\Framework\Exception\LocalizedException
+     * @throws LocalizedException
      */
     public function applyFilterModifier(DataProviderInterface $dataProvider, $filterName)
     {
@@ -63,7 +50,7 @@ public function applyFilterModifier(DataProviderInterface $dataProvider, $filter
         if (isset($filterModifier[$filterName]['condition_type'])) {
             $conditionType = $filterModifier[$filterName]['condition_type'];
             if (!in_array($conditionType, $this->allowedConditionTypes)) {
-                throw new \Magento\Framework\Exception\LocalizedException(
+                throw new LocalizedException(
                     __('Condition type "%1" is not allowed', $conditionType)
                 );
             }
diff --git a/app/code/Magento/Ui/Component/Filters/Type/AbstractFilter.php b/app/code/Magento/Ui/Component/Filters/Type/AbstractFilter.php
index f5d3af44f71f4..b761781a23c14 100644
--- a/app/code/Magento/Ui/Component/Filters/Type/AbstractFilter.php
+++ b/app/code/Magento/Ui/Component/Filters/Type/AbstractFilter.php
@@ -35,21 +35,6 @@ abstract class AbstractFilter extends AbstractComponent
      */
     protected $filterData;
 
-    /**
-     * @var UiComponentFactory
-     */
-    protected $uiComponentFactory;
-
-    /**
-     * @var FilterBuilder
-     */
-    protected $filterBuilder;
-
-    /**
-     * @var FilterModifier
-     */
-    protected $filterModifier;
-
     /**
      * @param ContextInterface $context
      * @param UiComponentFactory $uiComponentFactory
@@ -60,17 +45,14 @@ abstract class AbstractFilter extends AbstractComponent
      */
     public function __construct(
         ContextInterface $context,
-        UiComponentFactory $uiComponentFactory,
-        FilterBuilder $filterBuilder,
-        FilterModifier $filterModifier,
+        protected readonly UiComponentFactory $uiComponentFactory,
+        protected readonly FilterBuilder $filterBuilder,
+        protected readonly FilterModifier $filterModifier,
         array $components = [],
         array $data = []
     ) {
-        $this->uiComponentFactory = $uiComponentFactory;
-        $this->filterBuilder = $filterBuilder;
         parent::__construct($context, $components, $data);
         $this->filterData = $this->getContext()->getFiltersParams();
-        $this->filterModifier = $filterModifier;
     }
 
     /**
diff --git a/app/code/Magento/Ui/Component/Filters/Type/Date.php b/app/code/Magento/Ui/Component/Filters/Type/Date.php
index 28ad8568ebe31..f7cd4344f03a1 100644
--- a/app/code/Magento/Ui/Component/Filters/Type/Date.php
+++ b/app/code/Magento/Ui/Component/Filters/Type/Date.php
@@ -6,6 +6,7 @@
 
 namespace Magento\Ui\Component\Filters\Type;
 
+use DateTime;
 use Magento\Ui\Component\Form\Element\DataType\Date as DataTypeDate;
 
 /**
@@ -128,9 +129,9 @@ protected function applyFilterByType($type, $value)
      * @param int $hour
      * @param int $minute
      * @param int $second
-     * @return \DateTime
+     * @return DateTime|null
      */
-    private function convertDatetime(string $value, int $hour = 0, int $minute = 0, int $second = 0): ?\DateTime
+    private function convertDatetime(string $value, int $hour = 0, int $minute = 0, int $second = 0): ?DateTime
     {
         $value = $this->getData('config/options/showsTime')
             ? $this->wrappedComponent->convertDatetime(
diff --git a/app/code/Magento/Ui/Component/Filters/Type/Search.php b/app/code/Magento/Ui/Component/Filters/Type/Search.php
index afa3c775dae44..ee0feef098406 100644
--- a/app/code/Magento/Ui/Component/Filters/Type/Search.php
+++ b/app/code/Magento/Ui/Component/Filters/Type/Search.php
@@ -11,7 +11,7 @@
  * @api
  * @since 100.0.2
  */
-class Search extends \Magento\Ui\Component\Filters\Type\AbstractFilter
+class Search extends AbstractFilter
 {
     const NAME = 'keyword_search';
 
diff --git a/app/code/Magento/Ui/Component/Filters/Type/Select.php b/app/code/Magento/Ui/Component/Filters/Type/Select.php
index e560b15c35856..b1da80e389ad3 100644
--- a/app/code/Magento/Ui/Component/Filters/Type/Select.php
+++ b/app/code/Magento/Ui/Component/Filters/Type/Select.php
@@ -5,6 +5,7 @@
  */
 namespace Magento\Ui\Component\Filters\Type;
 
+use Magento\Framework\Api\FilterBuilder;
 use Magento\Framework\Data\OptionSourceInterface;
 use Magento\Framework\View\Element\UiComponentFactory;
 use Magento\Framework\View\Element\UiComponent\ContextInterface;
@@ -28,15 +29,10 @@ class Select extends AbstractFilter
      */
     protected $wrappedComponent;
 
-    /**
-     * @var OptionSourceInterface
-     */
-    protected $optionsProvider;
-
     /**
      * @param ContextInterface $context
      * @param UiComponentFactory $uiComponentFactory
-     * @param \Magento\Framework\Api\FilterBuilder $filterBuilder
+     * @param FilterBuilder $filterBuilder
      * @param FilterModifier $filterModifier
      * @param OptionSourceInterface|null $optionsProvider
      * @param array $components
@@ -45,13 +41,12 @@ class Select extends AbstractFilter
     public function __construct(
         ContextInterface $context,
         UiComponentFactory $uiComponentFactory,
-        \Magento\Framework\Api\FilterBuilder $filterBuilder,
+        FilterBuilder $filterBuilder,
         FilterModifier $filterModifier,
-        OptionSourceInterface $optionsProvider = null,
+        protected ?OptionSourceInterface $optionsProvider = null,
         array $components = [],
         array $data = []
     ) {
-        $this->optionsProvider = $optionsProvider;
         parent::__construct($context, $uiComponentFactory, $filterBuilder, $filterModifier, $components, $data);
     }
 
diff --git a/app/code/Magento/Ui/Component/Form.php b/app/code/Magento/Ui/Component/Form.php
index dc6e7b5ca06ab..59a80991f13be 100644
--- a/app/code/Magento/Ui/Component/Form.php
+++ b/app/code/Magento/Ui/Component/Form.php
@@ -18,11 +18,6 @@ class Form extends AbstractComponent
 {
     const NAME = 'form';
 
-    /**
-     * @var FilterBuilder
-     */
-    protected $filterBuilder;
-
     /**
      * @param ContextInterface $context
      * @param FilterBuilder $filterBuilder
@@ -31,11 +26,10 @@ class Form extends AbstractComponent
      */
     public function __construct(
         ContextInterface $context,
-        FilterBuilder $filterBuilder,
+        protected readonly FilterBuilder $filterBuilder,
         array $components = [],
         array $data = []
     ) {
-        $this->filterBuilder = $filterBuilder;
         parent::__construct(
             $context,
             $components,
diff --git a/app/code/Magento/Ui/Component/Form/AttributeMapper.php b/app/code/Magento/Ui/Component/Form/AttributeMapper.php
index f2449cec43ce1..4efd0b4e76ac6 100644
--- a/app/code/Magento/Ui/Component/Form/AttributeMapper.php
+++ b/app/code/Magento/Ui/Component/Form/AttributeMapper.php
@@ -5,6 +5,9 @@
  */
 namespace Magento\Ui\Component\Form;
 
+use Magento\Eav\Api\Data\AttributeInterface;
+use Magento\Framework\Exception\LocalizedException;
+
 /**
  * @api
  * @since 100.0.2
@@ -50,9 +53,9 @@ class AttributeMapper
     /**
      * Get attributes meta
      *
-     * @param \Magento\Eav\Api\Data\AttributeInterface $attribute
+     * @param AttributeInterface $attribute
      * @return array
-     * @throws \Magento\Framework\Exception\LocalizedException
+     * @throws LocalizedException
      */
     public function map($attribute)
     {
diff --git a/app/code/Magento/Ui/Component/Form/Element/AbstractOptionsField.php b/app/code/Magento/Ui/Component/Form/Element/AbstractOptionsField.php
index f1ff9db2dfde6..ef699c44d3eeb 100644
--- a/app/code/Magento/Ui/Component/Form/Element/AbstractOptionsField.php
+++ b/app/code/Magento/Ui/Component/Form/Element/AbstractOptionsField.php
@@ -5,6 +5,7 @@
  */
 namespace Magento\Ui\Component\Form\Element;
 
+use Magento\Framework\App\ObjectManager;
 use Magento\Framework\Data\OptionSourceInterface;
 use Magento\Framework\View\Element\UiComponent\ContextInterface;
 use Magento\Framework\View\Element\UiComponent\DataProvider\Sanitizer;
@@ -18,17 +19,6 @@
  */
 abstract class AbstractOptionsField extends AbstractElement
 {
-    /**
-     * @var array|OptionSourceInterface|null
-     * @since 100.1.0
-     */
-    protected $options;
-
-    /**
-     * @var Sanitizer
-     */
-    private $sanitizer;
-
     /**
      * Constructor
      *
@@ -40,13 +30,12 @@ abstract class AbstractOptionsField extends AbstractElement
      */
     public function __construct(
         ContextInterface $context,
-        $options = null,
+        protected $options = null,
         array $components = [],
         array $data = [],
-        ?Sanitizer $sanitizer = null
+        private ?Sanitizer $sanitizer = null
     ) {
-        $this->options = $options;
-        $this->sanitizer = $sanitizer ?? \Magento\Framework\App\ObjectManager::getInstance()->get(Sanitizer::class);
+        $this->sanitizer = $sanitizer ?? ObjectManager::getInstance()->get(Sanitizer::class);
         parent::__construct($context, $components, $data);
     }
 
diff --git a/app/code/Magento/Ui/Component/Form/Element/ColorPicker.php b/app/code/Magento/Ui/Component/Form/Element/ColorPicker.php
index 23188363cc1d1..766adb617b0a0 100644
--- a/app/code/Magento/Ui/Component/Form/Element/ColorPicker.php
+++ b/app/code/Magento/Ui/Component/Form/Element/ColorPicker.php
@@ -25,29 +25,20 @@ class ColorPicker extends AbstractElement
 
     const DEFAULT_MODE = 'full';
 
-    /**
-     * Provides color picker modes configuration
-     *
-     * @var ColorModesProvider
-     */
-    private $modesProvider;
-
     /**
      * Constructor
      *
      * @param ContextInterface $context
      * @param ColorModesProvider $modesProvider
-     * @param UiComponentFactory $uiComponentFactory
      * @param UiComponentInterface[] $components
      * @param array $data
      */
     public function __construct(
         ContextInterface $context,
-        ColorModesProvider $modesProvider,
+        private readonly ColorModesProvider $modesProvider,
         array $components = [],
         array $data = []
     ) {
-        $this->modesProvider = $modesProvider;
         parent::__construct($context, $components, $data);
     }
 
diff --git a/app/code/Magento/Ui/Component/Form/Element/DataType/Date.php b/app/code/Magento/Ui/Component/Form/Element/DataType/Date.php
index 3600992011ed6..69bd14ed32898 100644
--- a/app/code/Magento/Ui/Component/Form/Element/DataType/Date.php
+++ b/app/code/Magento/Ui/Component/Form/Element/DataType/Date.php
@@ -5,10 +5,14 @@
  */
 namespace Magento\Ui\Component\Form\Element\DataType;
 
+use DateTime;
+use DateTimeZone;
+use Exception;
 use Magento\Framework\Locale\ResolverInterface;
 use Magento\Framework\Stdlib\DateTime\TimezoneInterface;
 use Magento\Framework\View\Element\UiComponentInterface;
 use Magento\Framework\View\Element\UiComponent\ContextInterface;
+use Throwable;
 
 /**
  * UI component date type
@@ -31,11 +35,6 @@ class Date extends AbstractDataType
      */
     protected $wrappedComponent;
 
-    /**
-     * @var TimezoneInterface
-     */
-    private $localeDate;
-
     /**
      * Constructor
      *
@@ -47,13 +46,12 @@ class Date extends AbstractDataType
      */
     public function __construct(
         ContextInterface $context,
-        TimezoneInterface $localeDate,
+        private readonly TimezoneInterface $localeDate,
         ResolverInterface $localeResolver,
         array $components = [],
         array $data = []
     ) {
         $this->locale = $localeResolver->getLocale();
-        $this->localeDate = $localeDate;
         parent::__construct($context, $components, $data);
     }
 
@@ -106,7 +104,7 @@ public function getComponentName()
      * @param int $minute
      * @param int $second
      * @param bool $setUtcTimeZone
-     * @return \DateTime|null
+     * @return DateTime|null
      */
     public function convertDate($date, $hour = 0, $minute = 0, $second = 0, $setUtcTimeZone = true)
     {
@@ -115,10 +113,10 @@ public function convertDate($date, $hour = 0, $minute = 0, $second = 0, $setUtcT
             $dateObj->setTime($hour, $minute, $second);
             //convert store date to default date in UTC timezone without DST
             if ($setUtcTimeZone) {
-                $dateObj->setTimezone(new \DateTimeZone('UTC'));
+                $dateObj->setTimezone(new DateTimeZone('UTC'));
             }
             return $dateObj;
-        } catch (\Exception $e) {
+        } catch (Exception $e) {
             return null;
         }
     }
@@ -128,19 +126,19 @@ public function convertDate($date, $hour = 0, $minute = 0, $second = 0, $setUtcT
      *
      * @param string $date
      * @param bool $setUtcTimezone
-     * @return \DateTime|null
+     * @return DateTime|null
      */
-    public function convertDatetime(string $date, bool $setUtcTimezone = true): ?\DateTime
+    public function convertDatetime(string $date, bool $setUtcTimezone = true): ?DateTime
     {
         try {
             $date = rtrim($date, 'Z');
-            $dateObj = new \DateTime($date, new \DateTimeZone($this->localeDate->getConfigTimezone()));
+            $dateObj = new DateTime($date, new DateTimeZone($this->localeDate->getConfigTimezone()));
             //convert store date to default date in UTC timezone without DST
             if ($setUtcTimezone) {
-                $dateObj->setTimezone(new \DateTimeZone('UTC'));
+                $dateObj->setTimezone(new DateTimeZone('UTC'));
             }
             return $dateObj;
-        } catch (\Throwable $e) {
+        } catch (Throwable $e) {
             return null;
         }
     }
diff --git a/app/code/Magento/Ui/Component/Form/Element/DataType/Media/Image.php b/app/code/Magento/Ui/Component/Form/Element/DataType/Media/Image.php
index ba86b19963f69..c1b3a873c3aad 100644
--- a/app/code/Magento/Ui/Component/Form/Element/DataType/Media/Image.php
+++ b/app/code/Magento/Ui/Component/Form/Element/DataType/Media/Image.php
@@ -21,21 +21,6 @@ class Image extends Media
 {
     const NAME = 'image';
 
-    /**
-     * @var StoreManagerInterface
-     */
-    private $storeManager;
-
-    /**
-     * @var Size
-     */
-    private $fileSize;
-
-    /**
-     * @var OpednDialogUrl
-     */
-    private $openDialogUrl;
-
     /**
      * @param ContextInterface $context
      * @param StoreManagerInterface $storeManager
@@ -46,15 +31,12 @@ class Image extends Media
      */
     public function __construct(
         ContextInterface $context,
-        StoreManagerInterface $storeManager,
-        Size $fileSize,
-        OpenDialogUrl $openDialogUrl,
+        private readonly StoreManagerInterface $storeManager,
+        private readonly Size $fileSize,
+        private readonly OpenDialogUrl $openDialogUrl,
         array $components = [],
         array $data = []
     ) {
-        $this->storeManager = $storeManager;
-        $this->fileSize = $fileSize;
-        $this->openDialogUrl = $openDialogUrl;
         parent::__construct($context, $components, $data);
     }
 
diff --git a/app/code/Magento/Ui/Component/Form/Element/DataType/Media/OpenDialogUrl.php b/app/code/Magento/Ui/Component/Form/Element/DataType/Media/OpenDialogUrl.php
index 9961fc41fc70d..4c65ba9e4de7e 100644
--- a/app/code/Magento/Ui/Component/Form/Element/DataType/Media/OpenDialogUrl.php
+++ b/app/code/Magento/Ui/Component/Form/Element/DataType/Media/OpenDialogUrl.php
@@ -21,7 +21,7 @@ class OpenDialogUrl
     private $openDialogUrl;
 
     /**
-     * @param string $url
+     * @param string|null $url
      */
     public function __construct(string $url = null)
     {
diff --git a/app/code/Magento/Ui/Component/Form/Element/Multiline.php b/app/code/Magento/Ui/Component/Form/Element/Multiline.php
index fc8e96638fc50..83e1baad1dc77 100644
--- a/app/code/Magento/Ui/Component/Form/Element/Multiline.php
+++ b/app/code/Magento/Ui/Component/Form/Element/Multiline.php
@@ -22,13 +22,6 @@ class Multiline extends AbstractElement
 
     const DATA_TYPE = 'text';
 
-    /**
-     * UI component factory
-     *
-     * @var UiComponentFactory
-     */
-    protected $uiComponentFactory;
-
     /**
      * Constructor
      *
@@ -39,11 +32,10 @@ class Multiline extends AbstractElement
      */
     public function __construct(
         ContextInterface $context,
-        UiComponentFactory $uiComponentFactory,
+        protected readonly UiComponentFactory $uiComponentFactory,
         array $components = [],
         array $data = []
     ) {
-        $this->uiComponentFactory = $uiComponentFactory;
         parent::__construct($context, $components, $data);
     }
 
diff --git a/app/code/Magento/Ui/Component/Form/Element/UrlInput.php b/app/code/Magento/Ui/Component/Form/Element/UrlInput.php
index 0e0e25d02ffed..64e30ecb97b0b 100644
--- a/app/code/Magento/Ui/Component/Form/Element/UrlInput.php
+++ b/app/code/Magento/Ui/Component/Form/Element/UrlInput.php
@@ -11,7 +11,7 @@
 /**
  * Url Input to process data for urlInput component
  */
-class UrlInput extends \Magento\Ui\Component\Form\Element\AbstractElement
+class UrlInput extends AbstractElement
 {
     const NAME = 'urlInput';
 
diff --git a/app/code/Magento/Ui/Component/Form/Element/Wysiwyg.php b/app/code/Magento/Ui/Component/Form/Element/Wysiwyg.php
index 040c27d4939ef..0e31490361c78 100644
--- a/app/code/Magento/Ui/Component/Form/Element/Wysiwyg.php
+++ b/app/code/Magento/Ui/Component/Form/Element/Wysiwyg.php
@@ -56,7 +56,7 @@ public function __construct(
         $wysiwygId = $context->getNamespace() . '_' . $data['name'];
         $this->editor = $this->form->addField(
             $wysiwygId,
-            \Magento\Framework\Data\Form\Element\Editor::class,
+            Editor::class,
             [
                 'force_load' => true,
                 'rows' => isset($config['rows']) ? $config['rows'] : 20,
diff --git a/app/code/Magento/Ui/Component/Form/Field.php b/app/code/Magento/Ui/Component/Form/Field.php
index e7a627743b63a..59e181b898c6f 100644
--- a/app/code/Magento/Ui/Component/Form/Field.php
+++ b/app/code/Magento/Ui/Component/Form/Field.php
@@ -28,13 +28,6 @@ class Field extends AbstractComponent
      */
     protected $wrappedComponent;
 
-    /**
-     * UI component factory
-     *
-     * @var UiComponentFactory
-     */
-    protected $uiComponentFactory;
-
     /**
      * Constructor
      *
@@ -45,11 +38,10 @@ class Field extends AbstractComponent
      */
     public function __construct(
         ContextInterface $context,
-        UiComponentFactory $uiComponentFactory,
+        protected readonly UiComponentFactory $uiComponentFactory,
         array $components = [],
         array $data = []
     ) {
-        $this->uiComponentFactory = $uiComponentFactory;
         parent::__construct($context, $components, $data);
     }
 
@@ -67,7 +59,7 @@ public function getComponentName()
      * Prepare component configuration
      *
      * @return void
-     * @throws \Magento\Framework\Exception\LocalizedException
+     * @throws LocalizedException
      */
     public function prepare()
     {
diff --git a/app/code/Magento/Ui/Component/Form/Field/DefaultValue.php b/app/code/Magento/Ui/Component/Form/Field/DefaultValue.php
index aaf836bf2dc94..88a45e2e41f49 100644
--- a/app/code/Magento/Ui/Component/Form/Field/DefaultValue.php
+++ b/app/code/Magento/Ui/Component/Form/Field/DefaultValue.php
@@ -10,33 +10,21 @@
 use Magento\Framework\App\Config\ScopeConfigInterface;
 use Magento\Framework\View\Element\UiComponent\ContextInterface;
 use Magento\Framework\View\Element\UiComponentFactory;
+use Magento\Store\Model\ScopeInterface;
+use Magento\Store\Model\StoreManagerInterface;
+use Magento\Ui\Component\Form\Field;
 
 /**
  * Field class has dynamic default value based on  System Configuration path
  */
-class DefaultValue extends \Magento\Ui\Component\Form\Field
+class DefaultValue extends Field
 {
-    /**
-     * @var ScopeConfigInterface
-     */
-    private $scopeConfig;
-
-    /**
-     * @var string
-     */
-    private $path;
-
-    /**
-     * @var \Magento\Store\Model\StoreManagerInterface $storeManager
-     */
-    private $storeManager;
-
     /**
      * DefaultValue constructor.
      * @param ContextInterface $context
      * @param UiComponentFactory $uiComponentFactory
      * @param ScopeConfigInterface $scopeConfig
-     * @param \Magento\Store\Model\StoreManagerInterface $storeManager
+     * @param StoreManagerInterface $storeManager
      * @param string $path
      * @param array $components
      * @param array $data
@@ -44,16 +32,13 @@ class DefaultValue extends \Magento\Ui\Component\Form\Field
     public function __construct(
         ContextInterface $context,
         UiComponentFactory $uiComponentFactory,
-        ScopeConfigInterface $scopeConfig,
-        \Magento\Store\Model\StoreManagerInterface $storeManager,
-        string $path = '',
+        private readonly ScopeConfigInterface $scopeConfig,
+        private readonly StoreManagerInterface $storeManager,
+        private string $path = '',
         array $components = [],
         array $data = []
     ) {
         parent::__construct($context, $uiComponentFactory, $components, $data);
-        $this->scopeConfig = $scopeConfig;
-        $this->storeManager = $storeManager;
-        $this->path = $path;
     }
 
     /**
@@ -66,7 +51,7 @@ public function prepare()
         if (empty($this->_data['config']['default'])) {
             $this->_data['config']['default'] = $this->scopeConfig->getValue(
                 $this->path,
-                \Magento\Store\Model\ScopeInterface::SCOPE_STORE,
+                ScopeInterface::SCOPE_STORE,
                 $store
             );
         }
diff --git a/app/code/Magento/Ui/Component/Form/Fieldset/Factory.php b/app/code/Magento/Ui/Component/Form/Fieldset/Factory.php
index dc70ffd1ca55f..7cf954cdf017d 100644
--- a/app/code/Magento/Ui/Component/Form/Fieldset/Factory.php
+++ b/app/code/Magento/Ui/Component/Form/Fieldset/Factory.php
@@ -18,21 +18,16 @@ class Factory
     /**
      * @var string
      */
-    protected $className = \Magento\Ui\Component\Form\Fieldset::class;
-
-    /**
-     * @var ObjectManagerInterface
-     */
-    protected $objectManager;
+    protected $className = Fieldset::class;
 
     /**
      * Constructor
      *
      * @param ObjectManagerInterface $objectManager
      */
-    public function __construct(ObjectManagerInterface $objectManager)
-    {
-        $this->objectManager = $objectManager;
+    public function __construct(
+        protected readonly ObjectManagerInterface $objectManager
+    ) {
     }
 
     /**
diff --git a/app/code/Magento/Ui/Component/HtmlContent.php b/app/code/Magento/Ui/Component/HtmlContent.php
index 0d31cb8a532a8..916d1b8da57de 100644
--- a/app/code/Magento/Ui/Component/HtmlContent.php
+++ b/app/code/Magento/Ui/Component/HtmlContent.php
@@ -13,11 +13,6 @@ class HtmlContent extends AbstractComponent implements BlockWrapperInterface
 {
     const NAME = 'html_content';
 
-    /**
-     * @var BlockInterface
-     */
-    protected $block;
-
     /**
      * @param ContextInterface $context
      * @param BlockInterface $block
@@ -26,12 +21,11 @@ class HtmlContent extends AbstractComponent implements BlockWrapperInterface
      */
     public function __construct(
         ContextInterface $context,
-        BlockInterface $block,
+        protected readonly BlockInterface $block,
         array $components = [],
         array $data = []
     ) {
         parent::__construct($context, $components, $data);
-        $this->block = $block;
     }
 
     /**
diff --git a/app/code/Magento/Ui/Component/Layout.php b/app/code/Magento/Ui/Component/Layout.php
index d75b0a3cca266..5b9942900f82a 100644
--- a/app/code/Magento/Ui/Component/Layout.php
+++ b/app/code/Magento/Ui/Component/Layout.php
@@ -17,16 +17,6 @@ class Layout extends AbstractComponent
 {
     const NAME = 'layout';
 
-    /**
-     * @var LayoutPool
-     */
-    protected $layoutPool;
-
-    /**
-     * @var string
-     */
-    protected $type;
-
     /**
      * @var LayoutInterface
      */
@@ -48,13 +38,11 @@ class Layout extends AbstractComponent
      */
     public function __construct(
         ContextInterface $context,
-        LayoutPool $layoutPool,
-        $type,
+        protected readonly LayoutPool $layoutPool,
+        protected $type,
         array $components = [],
         array $data = []
     ) {
-        $this->layoutPool = $layoutPool;
-        $this->type = $type;
         parent::__construct($context, $components, $data);
     }
 
diff --git a/app/code/Magento/Ui/Component/Layout/Tabs.php b/app/code/Magento/Ui/Component/Layout/Tabs.php
index 0d176d7241653..f7c16fd77e35f 100644
--- a/app/code/Magento/Ui/Component/Layout/Tabs.php
+++ b/app/code/Magento/Ui/Component/Layout/Tabs.php
@@ -5,23 +5,21 @@
  */
 namespace Magento\Ui\Component\Layout;
 
+use Magento\Framework\Exception\LocalizedException;
 use Magento\Framework\View\Element\UiComponent\BlockWrapperInterface;
 use Magento\Framework\View\Element\UiComponent\DataSourceInterface;
 use Magento\Framework\View\Element\UiComponentFactory;
 use Magento\Framework\View\Element\UiComponentInterface;
 use Magento\Framework\View\Element\ComponentVisibilityInterface;
+use Magento\Framework\View\Layout\Generic;
+use Magento\Ui\Component\Layout\Tabs\Nav;
 use Magento\Ui\Component\Layout\Tabs\TabInterface;
 
 /**
  * Class Tabs
  */
-class Tabs extends \Magento\Framework\View\Layout\Generic
+class Tabs extends Generic
 {
-    /**
-     * @var string
-     */
-    protected $navContainerName;
-
     /**
      * @var array
      */
@@ -39,9 +37,11 @@ class Tabs extends \Magento\Framework\View\Layout\Generic
      * @param null|string $navContainerName
      * @param array $data
      */
-    public function __construct(UiComponentFactory $uiComponentFactory, $navContainerName = null, $data = [])
-    {
-        $this->navContainerName = $navContainerName;
+    public function __construct(
+        UiComponentFactory $uiComponentFactory,
+        protected $navContainerName = null,
+        $data = []
+    ) {
         parent::__construct($uiComponentFactory, $data);
     }
 
@@ -72,7 +72,7 @@ public function build(UiComponentInterface $component)
      * @param UiComponentInterface $component
      * @param string $componentType
      * @return void
-     * @throws \Magento\Framework\Exception\LocalizedException
+     * @throws LocalizedException
      * @SuppressWarnings(PHPMD.UnusedFormalParameter)
      */
     protected function addChildren(array &$topNode, UiComponentInterface $component, $componentType)
@@ -240,7 +240,7 @@ protected function addWrappedBlock(BlockWrapperInterface $childComponent, array
      * @param UiComponentInterface $childComponent
      * @param string $name
      * @return UiComponentInterface
-     * @throws \Magento\Framework\Exception\LocalizedException
+     * @throws LocalizedException
      */
     protected function createTabComponent(UiComponentInterface $childComponent, $name)
     {
@@ -373,15 +373,15 @@ protected function addNavigationBlock()
             $navName = $this->component->getName() . '_tabs_nav';
         }
 
-        /** @var \Magento\Ui\Component\Layout\Tabs\Nav $navBlock */
+        /** @var Nav $navBlock */
         if (isset($this->navContainerName)) {
             $navBlock = $pageLayout->addBlock(
-                \Magento\Ui\Component\Layout\Tabs\Nav::class,
+                Nav::class,
                 $navName,
                 $this->navContainerName
             );
         } else {
-            $navBlock = $pageLayout->addBlock(\Magento\Ui\Component\Layout\Tabs\Nav::class, $navName, 'content');
+            $navBlock = $pageLayout->addBlock(Nav::class, $navName, 'content');
         }
         $navBlock->setTemplate('Magento_Ui::layout/tabs/nav/default.phtml');
         $navBlock->setData('data_scope', $this->namespace);
diff --git a/app/code/Magento/Ui/Component/Listing/Columns/Column.php b/app/code/Magento/Ui/Component/Listing/Columns/Column.php
index f2b5baea67f87..77b11d3b54911 100644
--- a/app/code/Magento/Ui/Component/Listing/Columns/Column.php
+++ b/app/code/Magento/Ui/Component/Listing/Columns/Column.php
@@ -5,6 +5,7 @@
  */
 namespace Magento\Ui\Component\Listing\Columns;
 
+use Magento\Framework\Exception\LocalizedException;
 use Magento\Framework\View\Element\UiComponent\ContextInterface;
 use Magento\Framework\View\Element\UiComponentFactory;
 use Magento\Framework\View\Element\UiComponentInterface;
@@ -25,13 +26,6 @@ class Column extends AbstractComponent implements ColumnInterface
      */
     protected $wrappedComponent;
 
-    /**
-     * Factory for UI Component
-     *
-     * @var UiComponentFactory
-     */
-    protected $uiComponentFactory;
-
     /**
      * Constructor
      *
@@ -42,11 +36,10 @@ class Column extends AbstractComponent implements ColumnInterface
      */
     public function __construct(
         ContextInterface $context,
-        UiComponentFactory $uiComponentFactory,
+        protected readonly UiComponentFactory $uiComponentFactory,
         array $components = [],
         array $data = []
     ) {
-        $this->uiComponentFactory = $uiComponentFactory;
         parent::__construct($context, $components, $data);
     }
 
@@ -64,7 +57,7 @@ public function getComponentName()
      * Prepare component configuration
      *
      * @return void
-     * @throws \Magento\Framework\Exception\LocalizedException
+     * @throws LocalizedException
      */
     public function prepare()
     {
diff --git a/app/code/Magento/Ui/Component/Listing/Columns/Date.php b/app/code/Magento/Ui/Component/Listing/Columns/Date.php
index d141499718a76..7f5bd17e46be4 100644
--- a/app/code/Magento/Ui/Component/Listing/Columns/Date.php
+++ b/app/code/Magento/Ui/Component/Listing/Columns/Date.php
@@ -6,6 +6,7 @@
 
 namespace Magento\Ui\Component\Listing\Columns;
 
+use DateTime;
 use Magento\Framework\App\ObjectManager;
 use Magento\Framework\Locale\Bundle\DataBundle;
 use Magento\Framework\Locale\ResolverInterface;
@@ -13,6 +14,7 @@
 use Magento\Framework\View\Element\UiComponent\ContextInterface;
 use Magento\Framework\View\Element\UiComponentFactory;
 use Magento\Framework\Stdlib\DateTime\TimezoneInterface;
+use ResourceBundle;
 
 /**
  * Date format column
@@ -22,31 +24,11 @@
  */
 class Date extends Column
 {
-    /**
-     * @var TimezoneInterface
-     */
-    protected $timezone;
-
-    /**
-     * @var BooleanUtils
-     */
-    private $booleanUtils;
-
-    /**
-     * @var ResolverInterface
-     */
-    private $localeResolver;
-
     /**
      * @var string
      */
     private $locale;
 
-    /**
-     * @var DataBundle
-     */
-    private $dataBundle;
-
     /**
      * @param ContextInterface $context
      * @param UiComponentFactory $uiComponentFactory
@@ -60,15 +42,13 @@ class Date extends Column
     public function __construct(
         ContextInterface $context,
         UiComponentFactory $uiComponentFactory,
-        TimezoneInterface $timezone,
-        BooleanUtils $booleanUtils,
+        protected readonly TimezoneInterface $timezone,
+        private readonly BooleanUtils $booleanUtils,
         array $components = [],
         array $data = [],
-        ResolverInterface $localeResolver = null,
-        DataBundle $dataBundle = null
+        private ?ResolverInterface $localeResolver = null,
+        private ?DataBundle $dataBundle = null
     ) {
-        $this->timezone = $timezone;
-        $this->booleanUtils = $booleanUtils;
         $this->localeResolver = $localeResolver ?? ObjectManager::getInstance()->get(ResolverInterface::class);
         $this->locale = $this->localeResolver->getLocale();
         $this->dataBundle = $dataBundle ?? ObjectManager::getInstance()->get(DataBundle::class);
@@ -96,7 +76,7 @@ public function prepare()
         }
 
         $localeData = $this->dataBundle->get($this->locale);
-        /** @var \ResourceBundle $monthsData */
+        /** @var ResourceBundle $monthsData */
         $monthsData = $localeData['calendar']['gregorian']['monthNames'];
         $months = array_values(iterator_to_array($monthsData['format']['wide']));
         $monthsShort = array_values(
@@ -130,12 +110,12 @@ public function prepareDataSource(array $dataSource)
                 if (isset($item[$this->getData('name')])
                     && $item[$this->getData('name')] !== "0000-00-00 00:00:00"
                 ) {
-                    $date = $this->timezone->date(new \DateTime($item[$this->getData('name')]));
+                    $date = $this->timezone->date(new DateTime($item[$this->getData('name')]));
                     $timezone = isset($this->getConfiguration()['timezone'])
                         ? $this->booleanUtils->convert($this->getConfiguration()['timezone'])
                         : true;
                     if (!$timezone) {
-                        $date = new \DateTime($item[$this->getData('name')]);
+                        $date = new DateTime($item[$this->getData('name')]);
                     }
                     $item[$this->getData('name')] = $date->format('Y-m-d H:i:s');
                 }
diff --git a/app/code/Magento/Ui/Component/MassAction/Columns/Column.php b/app/code/Magento/Ui/Component/MassAction/Columns/Column.php
index a0adc3e3b436e..83f508e75801f 100644
--- a/app/code/Magento/Ui/Component/MassAction/Columns/Column.php
+++ b/app/code/Magento/Ui/Component/MassAction/Columns/Column.php
@@ -25,13 +25,6 @@ class Column extends AbstractComponent implements ColumnInterface
      */
     protected $wrappedComponent;
 
-    /**
-     * UI component factory
-     *
-     * @var UiComponentFactory
-     */
-    protected $uiComponentFactory;
-
     /**
      * Constructor
      *
@@ -42,11 +35,10 @@ class Column extends AbstractComponent implements ColumnInterface
      */
     public function __construct(
         ContextInterface $context,
-        UiComponentFactory $uiComponentFactory,
+        protected readonly UiComponentFactory $uiComponentFactory,
         array $components = [],
         array $data = []
     ) {
-        $this->uiComponentFactory = $uiComponentFactory;
         parent::__construct($context, $components, $data);
     }
 
diff --git a/app/code/Magento/Ui/Component/MassAction/Filter.php b/app/code/Magento/Ui/Component/MassAction/Filter.php
index a06592bbd6758..6aaf213a146fc 100644
--- a/app/code/Magento/Ui/Component/MassAction/Filter.php
+++ b/app/code/Magento/Ui/Component/MassAction/Filter.php
@@ -7,13 +7,16 @@
 
 namespace Magento\Ui\Component\MassAction;
 
+use Exception;
 use Magento\Framework\Api\FilterBuilder;
+use Magento\Framework\Api\Search\DocumentInterface;
 use Magento\Framework\App\RequestInterface;
 use Magento\Framework\Data\Collection\AbstractDb;
 use Magento\Framework\Exception\LocalizedException;
 use Magento\Framework\View\Element\UiComponent\DataProvider\DataProviderInterface;
 use Magento\Framework\View\Element\UiComponentFactory;
 use Magento\Framework\View\Element\UiComponentInterface;
+use Magento\Ui\DataProvider\AbstractDataProvider;
 
 /**
  * Filter component.
@@ -27,26 +30,11 @@ class Filter
 
     const EXCLUDED_PARAM = 'excluded';
 
-    /**
-     * @var UiComponentFactory
-     */
-    protected $factory;
-
-    /**
-     * @var RequestInterface
-     */
-    protected $request;
-
     /**
      * @var UiComponentInterface[]
      */
     protected $components = [];
 
-    /**
-     * @var FilterBuilder
-     */
-    protected $filterBuilder;
-
     /**
      * @var DataProviderInterface
      */
@@ -58,13 +46,10 @@ class Filter
      * @param FilterBuilder $filterBuilder
      */
     public function __construct(
-        UiComponentFactory $factory,
-        RequestInterface $request,
-        FilterBuilder $filterBuilder
+        protected readonly UiComponentFactory $factory,
+        protected readonly RequestInterface $request,
+        protected readonly FilterBuilder $filterBuilder
     ) {
-        $this->factory = $factory;
-        $this->request = $request;
-        $this->filterBuilder = $filterBuilder;
     }
 
     /**
@@ -141,7 +126,7 @@ public function applySelectionOnTargetProvider()
                     ->setValue($selected);
                 $dataProvider->addFilter($this->filterBuilder->create());
             }
-        } catch (\Exception $e) {
+        } catch (Exception $e) {
             throw new LocalizedException(__($e->getMessage()));
         }
     }
@@ -170,7 +155,7 @@ protected function applySelection(AbstractDb $collection)
             } else {
                 throw new LocalizedException(__('An item needs to be selected. Select and try again.'));
             }
-        } catch (\Exception $e) {
+        } catch (Exception $e) {
             throw new LocalizedException(__($e->getMessage()));
         }
         return $collection;
@@ -225,7 +210,7 @@ private function getFilterIds()
     {
         $idsArray = [];
         $this->applySelectionOnTargetProvider();
-        if ($this->getDataProvider() instanceof \Magento\Ui\DataProvider\AbstractDataProvider) {
+        if ($this->getDataProvider() instanceof AbstractDataProvider) {
             // Use collection's getAllIds for optimization purposes.
             $idsArray = $this->getDataProvider()->getAllIds();
         } else {
@@ -234,7 +219,7 @@ private function getFilterIds()
             $searchResult = $dataProvider->getSearchResult();
             // Use compatible search api getItems when searchResult is not a collection.
             foreach ($searchResult->getItems() as $item) {
-                /** @var $item \Magento\Framework\Api\Search\DocumentInterface */
+                /** @var DocumentInterface $item */
                 $idsArray[] = $item->getId();
             }
         }
diff --git a/app/code/Magento/Ui/Component/Wrapper/Block.php b/app/code/Magento/Ui/Component/Wrapper/Block.php
index 0380a447e0cb9..892c941dffb49 100644
--- a/app/code/Magento/Ui/Component/Wrapper/Block.php
+++ b/app/code/Magento/Ui/Component/Wrapper/Block.php
@@ -17,11 +17,6 @@ class Block extends AbstractComponent implements BlockWrapperInterface
 {
     const NAME = 'blockWrapper';
 
-    /**
-     * @var BlockInterface
-     */
-    protected $block;
-
     /**
      * Constructor
      *
@@ -32,11 +27,10 @@ class Block extends AbstractComponent implements BlockWrapperInterface
      */
     public function __construct(
         ContextInterface $context,
-        BlockInterface $block,
+        protected readonly BlockInterface $block,
         array $components = [],
         array $data = []
     ) {
-        $this->block = $block;
         parent::__construct($context, $components, $data);
     }
 
diff --git a/app/code/Magento/Ui/Component/Wrapper/UiComponent.php b/app/code/Magento/Ui/Component/Wrapper/UiComponent.php
index e683aeb66c630..8046d183de102 100644
--- a/app/code/Magento/Ui/Component/Wrapper/UiComponent.php
+++ b/app/code/Magento/Ui/Component/Wrapper/UiComponent.php
@@ -17,18 +17,6 @@
  */
 class UiComponent extends Template implements ContainerInterface
 {
-    /**
-     * Ui component
-     *
-     * @var UiComponentInterface
-     */
-    protected $component;
-
-    /**
-     * @var BlockFactory
-     */
-    protected $blockWrapperFactory;
-
     /**
      * Constructor
      *
@@ -39,12 +27,10 @@ class UiComponent extends Template implements ContainerInterface
      */
     public function __construct(
         TemplateContext $context,
-        UiComponentInterface $component,
-        BlockFactory $blockWrapperFactory,
+        protected readonly UiComponentInterface $component,
+        protected readonly BlockFactory $blockWrapperFactory,
         array $data = []
     ) {
-        $this->component = $component;
-        $this->blockWrapperFactory = $blockWrapperFactory;
         $this->setNameInLayout($this->component->getName());
         parent::__construct($context, $data);
     }
diff --git a/app/code/Magento/Ui/Component/Wysiwyg/ConfigInterface.php b/app/code/Magento/Ui/Component/Wysiwyg/ConfigInterface.php
index 4a97baf35941e..7e86304ee5558 100644
--- a/app/code/Magento/Ui/Component/Wysiwyg/ConfigInterface.php
+++ b/app/code/Magento/Ui/Component/Wysiwyg/ConfigInterface.php
@@ -5,6 +5,8 @@
  */
 namespace Magento\Ui\Component\Wysiwyg;
 
+use Magento\Framework\DataObject;
+
 /**
  * Interface ConfigInterface
  *
@@ -15,7 +17,7 @@ interface ConfigInterface
     /**
      * Return WYSIWYG configuration
      *
-     * @return \Magento\Framework\DataObject
+     * @return DataObject
      */
     public function getConfig();
 }
diff --git a/app/code/Magento/Ui/Config/Argument/Parser/ArrayType.php b/app/code/Magento/Ui/Config/Argument/Parser/ArrayType.php
index c1ca5b309b8c7..3b6197d9a8123 100644
--- a/app/code/Magento/Ui/Config/Argument/Parser/ArrayType.php
+++ b/app/code/Magento/Ui/Config/Argument/Parser/ArrayType.php
@@ -5,6 +5,8 @@
  */
 namespace Magento\Ui\Config\Argument\Parser;
 
+use DOMNode;
+use InvalidArgumentException;
 use Magento\Ui\Config\Argument\ParserInterface;
 
 /**
@@ -12,28 +14,23 @@
  */
 class ArrayType implements ParserInterface
 {
-    /**
-     * @var ParserInterface
-     */
-    private $itemParser;
-
     /**
      * @param ParserInterface $itemParser
      */
-    public function __construct(ParserInterface $itemParser)
-    {
-        $this->itemParser = $itemParser;
+    public function __construct(
+        private readonly ParserInterface $itemParser
+    ) {
     }
 
     /**
      * @inheritdoc
-     * @throws \InvalidArgumentException if array items isn't passed
+     * @throws InvalidArgumentException if array items isn't passed
      */
-    public function parse(array $data, \DOMNode $node)
+    public function parse(array $data, DOMNode $node)
     {
         $items = isset($data['item']) ? $data['item'] : [];
         if (!is_array($items)) {
-            throw new \InvalidArgumentException('Array items are expected.');
+            throw new InvalidArgumentException('Array items are expected.');
         }
         $result = [];
         foreach ($items as $itemKey => $itemData) {
diff --git a/app/code/Magento/Ui/Config/Argument/Parser/Composite.php b/app/code/Magento/Ui/Config/Argument/Parser/Composite.php
index fcc9dd443fa0e..63bfd3ef01912 100644
--- a/app/code/Magento/Ui/Config/Argument/Parser/Composite.php
+++ b/app/code/Magento/Ui/Config/Argument/Parser/Composite.php
@@ -5,6 +5,8 @@
  */
 namespace Magento\Ui\Config\Argument\Parser;
 
+use DOMNode;
+use InvalidArgumentException;
 use Magento\Ui\Config\Argument\ParserInterface;
 
 /**
@@ -19,39 +21,33 @@ class Composite implements ParserInterface
      */
     private $parsers;
 
-    /**
-     * Data key that holds name of an parser to be used for that data
-     *
-     * @var string
-     */
-    private $discriminator;
-
     /**
      * @param ParserInterface[] $parsers
      * @param string $discriminator
-     * @throws \InvalidArgumentException if parser isn't implement parser interface
+     * @throws InvalidArgumentException if parser isn't implement parser interface
      */
-    public function __construct(array $parsers, $discriminator)
-    {
+    public function __construct(
+        array $parsers,
+        private $discriminator
+    ) {
         foreach ($parsers as $parserName => $parserInstance) {
             if (!$parserInstance instanceof ParserInterface) {
-                throw new \InvalidArgumentException(
+                throw new InvalidArgumentException(
                     "Parser named '{$parserName}' is expected to be an argument parser instance."
                 );
             }
         }
         $this->parsers = $parsers;
-        $this->discriminator = $discriminator;
     }
 
     /**
      * @inheritdoc
-     * @throws \InvalidArgumentException if discriminator isn't passed
+     * @throws InvalidArgumentException if discriminator isn't passed
      */
-    public function parse(array $data, \DOMNode $node)
+    public function parse(array $data, DOMNode $node)
     {
         if (!isset($data[$this->discriminator])) {
-            throw new \InvalidArgumentException(
+            throw new InvalidArgumentException(
                 sprintf('Value for key "%s" is missing in the argument data.', $this->discriminator)
             );
         }
@@ -66,12 +62,12 @@ public function parse(array $data, \DOMNode $node)
      * @param string $name
      * @param ParserInterface $instance
      * @return void
-     * @throws \InvalidArgumentException if parser has already been defined
+     * @throws InvalidArgumentException if parser has already been defined
      */
     public function addParser($name, ParserInterface $instance)
     {
         if (isset($this->parsers[$name])) {
-            throw new \InvalidArgumentException("Argument parser named '{$name}' has already been defined.");
+            throw new InvalidArgumentException("Argument parser named '{$name}' has already been defined.");
         }
         $this->parsers[$name] = $instance;
     }
@@ -81,12 +77,12 @@ public function addParser($name, ParserInterface $instance)
      *
      * @param string $name
      * @return ParserInterface
-     * @throws \InvalidArgumentException if the parser hasn't already been defined
+     * @throws InvalidArgumentException if the parser hasn't already been defined
      */
     private function getParser($name)
     {
         if (!isset($this->parsers[$name])) {
-            throw new \InvalidArgumentException("Argument parser named '{$name}' has not been defined.");
+            throw new InvalidArgumentException("Argument parser named '{$name}' has not been defined.");
         }
         return $this->parsers[$name];
     }
diff --git a/app/code/Magento/Ui/Config/Argument/Parser/ConfigurableObjectType.php b/app/code/Magento/Ui/Config/Argument/Parser/ConfigurableObjectType.php
index 7a15fb809a9c9..eddb272a14e9a 100644
--- a/app/code/Magento/Ui/Config/Argument/Parser/ConfigurableObjectType.php
+++ b/app/code/Magento/Ui/Config/Argument/Parser/ConfigurableObjectType.php
@@ -5,6 +5,8 @@
  */
 namespace Magento\Ui\Config\Argument\Parser;
 
+use DOMNode;
+use InvalidArgumentException;
 use Magento\Ui\Config\Argument\ParserInterface;
 
 /**
@@ -12,28 +14,23 @@
  */
 class ConfigurableObjectType implements ParserInterface
 {
-    /**
-     * @var ParserInterface
-     */
-    private $argumentParser;
-
     /**
      * @param ParserInterface $argumentParser
      */
-    public function __construct(ParserInterface $argumentParser)
-    {
-        $this->argumentParser = $argumentParser;
+    public function __construct(
+        public readonly ParserInterface $argumentParser
+    ) {
     }
 
     /**
      * @inheritdoc
-     * @throws \InvalidArgumentException if array arguments isn't passed
+     * @throws InvalidArgumentException if array arguments isn't passed
      */
-    public function parse(array $data, \DOMNode $node)
+    public function parse(array $data, DOMNode $node)
     {
         $arguments = isset($data['argument']) ? $data['argument'] : [];
         if (!is_array($arguments)) {
-            throw new \InvalidArgumentException('Array arguments are expected.');
+            throw new InvalidArgumentException('Array arguments are expected.');
         }
         $result = [];
         foreach ($arguments as $argumentKey => $argumentData) {
diff --git a/app/code/Magento/Ui/Config/Argument/Parser/ConverterType.php b/app/code/Magento/Ui/Config/Argument/Parser/ConverterType.php
index ac6a8e7df1feb..b8b229204fe06 100644
--- a/app/code/Magento/Ui/Config/Argument/Parser/ConverterType.php
+++ b/app/code/Magento/Ui/Config/Argument/Parser/ConverterType.php
@@ -5,6 +5,9 @@
  */
 namespace Magento\Ui\Config\Argument\Parser;
 
+use DOMNode;
+use DOMXPath;
+use InvalidArgumentException;
 use Magento\Ui\Config\Argument\ParserInterface;
 use Magento\Ui\Config\ConverterInterface;
 
@@ -13,27 +16,22 @@
  */
 class ConverterType implements ParserInterface
 {
-    /**
-     * @var ConverterInterface
-     */
-    private $converter;
-
     /**
      * @param ConverterInterface $converter
      */
-    public function __construct(ConverterInterface $converter)
-    {
-        $this->converter = $converter;
+    public function __construct(
+        private readonly ConverterInterface $converter
+    ) {
     }
 
     /**
      * @inheritdoc
-     * @throws \InvalidArgumentException if some input argument isn't passed
+     * @throws InvalidArgumentException if some input argument isn't passed
      */
-    public function parse(array $data, \DOMNode $node)
+    public function parse(array $data, DOMNode $node)
     {
         $result = [];
-        $domXPath = new \DOMXPath($node->ownerDocument);
+        $domXPath = new DOMXPath($node->ownerDocument);
         $nodeList = $domXPath->query(trim($data['value'] ?? ''), $node);
         foreach ($nodeList as $itemNode) {
             $result = $this->converter->convert($itemNode, $data);
diff --git a/app/code/Magento/Ui/Config/Argument/Parser/Url.php b/app/code/Magento/Ui/Config/Argument/Parser/Url.php
index 605ee9ee0e082..5d8ef556de823 100644
--- a/app/code/Magento/Ui/Config/Argument/Parser/Url.php
+++ b/app/code/Magento/Ui/Config/Argument/Parser/Url.php
@@ -5,6 +5,7 @@
  */
 namespace Magento\Ui\Config\Argument\Parser;
 
+use InvalidArgumentException;
 use Magento\Framework\Data\Argument\InterpreterInterface;
 use Magento\Framework\UrlInterface;
 use Magento\Framework\UrlFactory;
@@ -22,30 +23,26 @@ class Url implements InterpreterInterface
      */
     private $urlResolver;
 
-    /**
-     * @var NamedParams
-     */
-    private $paramsInterpreter;
-
     /**
      * @param UrlFactory $urlResolverFactory
      * @param NamedParams $paramsInterpreter
      */
-    public function __construct(UrlFactory $urlResolverFactory, NamedParams $paramsInterpreter)
-    {
+    public function __construct(
+        UrlFactory $urlResolverFactory,
+        private readonly NamedParams $paramsInterpreter
+    ) {
         $this->urlResolver = $urlResolverFactory->create();
-        $this->paramsInterpreter = $paramsInterpreter;
     }
 
     /**
      * {@inheritdoc}
      * @return string
-     * @throws \InvalidArgumentException
+     * @throws InvalidArgumentException
      */
     public function evaluate(array $data)
     {
         if (!isset($data['path'])) {
-            throw new \InvalidArgumentException('URL path is missing.');
+            throw new InvalidArgumentException('URL path is missing.');
         }
         $urlPath = $data['path'];
         $urlParams = $this->paramsInterpreter->evaluate($data);
diff --git a/app/code/Magento/Ui/Config/Argument/Parser/XpathType.php b/app/code/Magento/Ui/Config/Argument/Parser/XpathType.php
index f086d49bdd185..20d5420c5be20 100644
--- a/app/code/Magento/Ui/Config/Argument/Parser/XpathType.php
+++ b/app/code/Magento/Ui/Config/Argument/Parser/XpathType.php
@@ -5,6 +5,9 @@
  */
 namespace Magento\Ui\Config\Argument\Parser;
 
+use DOMNode;
+use DOMXPath;
+use InvalidArgumentException;
 use Magento\Ui\Config\Argument\ParserInterface;
 
 /**
@@ -14,17 +17,17 @@ class XpathType implements ParserInterface
 {
     /**
      * @inheritdoc
-     * @throws \InvalidArgumentException if type isn't passed
+     * @throws InvalidArgumentException if type isn't passed
      */
-    public function parse(array $data, \DOMNode $node)
+    public function parse(array $data, DOMNode $node)
     {
         $result = null;
         $type = isset($data['type']) ? $data['type'] : null;
         if (!$type) {
-            throw new \InvalidArgumentException('Type attribute are expected.');
+            throw new InvalidArgumentException('Type attribute are expected.');
         }
         unset($data['type']);
-        $domXPath = new \DOMXPath($node->ownerDocument);
+        $domXPath = new DOMXPath($node->ownerDocument);
         $nodeList = $domXPath->query(trim($data['value'] ?? ''), $node);
         if ($nodeList->length == 1) {
             $nodeItem = $nodeList->item(0);
diff --git a/app/code/Magento/Ui/Config/Argument/ParserInterface.php b/app/code/Magento/Ui/Config/Argument/ParserInterface.php
index 74a6bd970313c..e32e0d86d02c8 100644
--- a/app/code/Magento/Ui/Config/Argument/ParserInterface.php
+++ b/app/code/Magento/Ui/Config/Argument/ParserInterface.php
@@ -5,6 +5,8 @@
  */
 namespace Magento\Ui\Config\Argument;
 
+use DOMNode;
+
 /**
  * Convert node to array
  *
@@ -16,8 +18,8 @@ interface ParserInterface
      * Parse xml node to array
      *
      * @param array $data
-     * @param \DOMNode $node
+     * @param DOMNode $node
      * @return array
      */
-    public function parse(array $data, \DOMNode $node);
+    public function parse(array $data, DOMNode $node);
 }
diff --git a/app/code/Magento/Ui/Config/Converter.php b/app/code/Magento/Ui/Config/Converter.php
index 463bd0c3afa0c..9829e29888c6a 100644
--- a/app/code/Magento/Ui/Config/Converter.php
+++ b/app/code/Magento/Ui/Config/Converter.php
@@ -5,6 +5,9 @@
  */
 namespace Magento\Ui\Config;
 
+use DOMDocument;
+use DOMNode;
+use InvalidArgumentException;
 use Magento\Framework\Config\ConverterInterface as ConfigConverterInterface;
 use Magento\Framework\Config\ReaderInterface;
 use Magento\Framework\View\Layout\Argument\Parser;
@@ -50,31 +53,11 @@ class Converter implements ConfigConverterInterface
      */
     const CLASS_ATTRIBUTE_KEY = 'class';
 
-    /**
-     * @var Parser
-     */
-    private $argumentParser;
-
     /**
      * @var array
      */
     private $schemaMap = [];
 
-    /**
-     * @var ReaderInterface
-     */
-    private $reader;
-
-    /**
-     * @var ParserInterface
-     */
-    private $parser;
-
-    /**
-     * @var ConverterUtils
-     */
-    private $converterUtils;
-
     /**
      * @param Parser $argumentParser
      * @param ParserInterface $parser
@@ -82,24 +65,20 @@ class Converter implements ConfigConverterInterface
      * @param ConverterUtils $converterUtils
      */
     public function __construct(
-        Parser $argumentParser,
-        ParserInterface $parser,
-        ReaderInterface $reader,
-        ConverterUtils $converterUtils
+        private readonly Parser $argumentParser,
+        private readonly ParserInterface $parser,
+        private readonly ReaderInterface $reader,
+        private readonly ConverterUtils $converterUtils
     ) {
-        $this->argumentParser = $argumentParser;
-        $this->reader = $reader;
-        $this->parser = $parser;
-        $this->converterUtils = $converterUtils;
     }
 
     /**
      * Convert nodes and child nodes to array
      *
-     * @param \DOMNode $node
+     * @param DOMNode $node
      * @return array|string
      */
-    private function toArray(\DOMNode $node)
+    private function toArray(DOMNode $node)
     {
         $result = [];
         $attributes = [];
@@ -121,7 +100,7 @@ private function toArray(\DOMNode $node)
             default:
                 if ($node->localName === static::ARGUMENT_KEY) {
                     if (!isset($attributes[static::NAME_ATTRIBUTE_KEY])) {
-                        throw new \InvalidArgumentException(
+                        throw new InvalidArgumentException(
                             'Attribute "' . static::NAME_ATTRIBUTE_KEY . '" is absent in the attributes node.'
                         );
                     }
@@ -146,7 +125,7 @@ private function toArray(\DOMNode $node)
     /**
      * Convert configuration to array
      *
-     * @param \DOMDocument|null $source
+     * @param DOMDocument|null $source
      * @return array
      */
     public function convert($source)
@@ -165,10 +144,10 @@ public function convert($source)
     /**
      * Convert and parse node to array according to definition.map.xml
      *
-     * @param \DOMNode $node
+     * @param DOMNode $node
      * @return array
      */
-    private function convertNode(\DOMNode $node)
+    private function convertNode(DOMNode $node)
     {
         $resultComponent = [];
         if (empty($node->localName)
@@ -224,11 +203,11 @@ private function processAttributes(array $attributes)
     }
 
     /**
-     * @param \DOMNode $node
+     * @param DOMNode $node
      * @param array $childResult
      * @return array
      */
-    private function processChildResult(\DOMNode $node, array $childResult)
+    private function processChildResult(DOMNode $node, array $childResult)
     {
         $result = [];
         if ($node->parentNode !== null) {
@@ -243,10 +222,10 @@ private function processChildResult(\DOMNode $node, array $childResult)
     /**
      * Convert child nodes of $node
      *
-     * @param \DOMNode $node
+     * @param DOMNode $node
      * @return array
      */
-    private function convertChildNodes(\DOMNode $node)
+    private function convertChildNodes(DOMNode $node)
     {
         $arguments = [];
         $childResult = [];
diff --git a/app/code/Magento/Ui/Config/Converter/Actions.php b/app/code/Magento/Ui/Config/Converter/Actions.php
index 3a2e4b9a2b5a7..8f05e9e1dec7f 100644
--- a/app/code/Magento/Ui/Config/Converter/Actions.php
+++ b/app/code/Magento/Ui/Config/Converter/Actions.php
@@ -5,6 +5,7 @@
  */
 namespace Magento\Ui\Config\Converter;
 
+use DOMNode;
 use Magento\Ui\Config\Converter;
 use Magento\Ui\Config\ConverterInterface;
 use Magento\Framework\ObjectManager\Config\Reader\Dom;
@@ -15,30 +16,20 @@
  */
 class Actions implements ConverterInterface
 {
-    /**
-     * @var ConverterInterface
-     */
-    private $converter;
-
-    /**
-     * @var ConverterUtils
-     */
-    private $converterUtils;
-
     /**
      * @param ConverterInterface $converter
      * @param ConverterUtils $converterUtils
      */
-    public function __construct(ConverterInterface $converter, ConverterUtils $converterUtils)
-    {
-        $this->converter = $converter;
-        $this->converterUtils = $converterUtils;
+    public function __construct(
+        private readonly ConverterInterface $converter,
+        private readonly ConverterUtils $converterUtils
+    ) {
     }
 
     /**
      * @inheritdoc
      */
-    public function convert(\DOMNode $node, array $data = [])
+    public function convert(DOMNode $node, array $data = [])
     {
         if ($node->nodeType !== XML_ELEMENT_NODE) {
             return [];
@@ -50,10 +41,10 @@ public function convert(\DOMNode $node, array $data = [])
     /**
      * Convert nodes and child nodes to array
      *
-     * @param \DOMNode $node
+     * @param DOMNode $node
      * @return array
      */
-    private function toArray(\DOMNode $node)
+    private function toArray(DOMNode $node)
     {
         if ($node->localName == 'url') {
             $urlResult = $this->converter->convert($node, ['type' => 'url']);
@@ -65,7 +56,7 @@ private function toArray(\DOMNode $node)
 
         if ($this->hasChildElements($node)) {
             $result[Dom::TYPE_ATTRIBUTE] = 'array';
-            /** @var \DOMNode $childNode */
+            /** @var DOMNode $childNode */
             foreach ($node->childNodes as $childNode) {
                 if ($childNode->nodeType === XML_ELEMENT_NODE) {
                     $result['item'][$this->converterUtils->getComponentName($childNode)] = $this->toArray($childNode);
@@ -91,10 +82,10 @@ private function toArray(\DOMNode $node)
     /**
      * Check is DOMNode has child DOMElements
      *
-     * @param \DOMNode $node
+     * @param DOMNode $node
      * @return bool
      */
-    private function hasChildElements(\DOMNode $node)
+    private function hasChildElements(DOMNode $node)
     {
         if ($node->hasChildNodes()) {
             foreach ($node->childNodes as $childNode) {
@@ -109,10 +100,10 @@ private function hasChildElements(\DOMNode $node)
     /**
      * Collect node attributes
      *
-     * @param \DOMNode $node
+     * @param DOMNode $node
      * @return array
      */
-    private function processAttributes(\DOMNode $node)
+    private function processAttributes(DOMNode $node)
     {
         $attributes = [];
         $childResult = [];
diff --git a/app/code/Magento/Ui/Config/Converter/AdditionalClasses.php b/app/code/Magento/Ui/Config/Converter/AdditionalClasses.php
index d374ffa981b8a..e0e1f658020c6 100644
--- a/app/code/Magento/Ui/Config/Converter/AdditionalClasses.php
+++ b/app/code/Magento/Ui/Config/Converter/AdditionalClasses.php
@@ -5,6 +5,7 @@
  */
 namespace Magento\Ui\Config\Converter;
 
+use DOMNode;
 use Magento\Framework\ObjectManager\Config\Reader\Dom;
 use Magento\Ui\Config\Converter;
 use Magento\Ui\Config\ConverterInterface;
@@ -15,23 +16,18 @@
  */
 class AdditionalClasses implements ConverterInterface
 {
-    /**
-     * @var ConverterUtils
-     */
-    private $converterUtils;
-
     /**
      * @param ConverterUtils $converterUtils
      */
-    public function __construct(ConverterUtils $converterUtils)
-    {
-        $this->converterUtils = $converterUtils;
+    public function __construct(
+        private readonly ConverterUtils $converterUtils
+    ) {
     }
 
     /**
      * @inheritdoc
      */
-    public function convert(\DOMNode $node, array $data = [])
+    public function convert(DOMNode $node, array $data = [])
     {
         if ($node->nodeType !== XML_ELEMENT_NODE) {
             return [];
@@ -42,17 +38,17 @@ public function convert(\DOMNode $node, array $data = [])
     /**
      * Convert nodes and child nodes to array
      *
-     * @param \DOMNode $node
+     * @param DOMNode $node
      * @return array
      */
-    private function toArray(\DOMNode $node)
+    private function toArray(DOMNode $node)
     {
         $result = [
             'name' => $this->converterUtils->getComponentName($node),
             Dom::TYPE_ATTRIBUTE => 'array'
         ];
         if ($this->hasChildNodes($node)) {
-            /** @var \DOMNode $childNode */
+            /** @var DOMNode $childNode */
             foreach ($node->childNodes as $childNode) {
                 if ($childNode->nodeType === XML_ELEMENT_NODE) {
                     $result['item'][$this->converterUtils->getComponentName($childNode)] = [
@@ -69,10 +65,10 @@ private function toArray(\DOMNode $node)
     /**
      * Check is DOMNode has child DOMElements
      *
-     * @param \DOMNode $node
+     * @param DOMNode $node
      * @return bool
      */
-    private function hasChildNodes(\DOMNode $node)
+    private function hasChildNodes(DOMNode $node)
     {
         if (!$node->hasChildNodes()) {
             return false;
diff --git a/app/code/Magento/Ui/Config/Converter/Buttons.php b/app/code/Magento/Ui/Config/Converter/Buttons.php
index 3cba3c1350b6a..db30083de4014 100644
--- a/app/code/Magento/Ui/Config/Converter/Buttons.php
+++ b/app/code/Magento/Ui/Config/Converter/Buttons.php
@@ -5,6 +5,7 @@
  */
 namespace Magento\Ui\Config\Converter;
 
+use DOMNode;
 use Magento\Ui\Config\Converter;
 use Magento\Ui\Config\ConverterInterface;
 use Magento\Framework\ObjectManager\Config\Reader\Dom;
@@ -15,30 +16,20 @@
  */
 class Buttons implements ConverterInterface
 {
-    /**
-     * @var ConverterInterface
-     */
-    private $converter;
-
-    /**
-     * @var ConverterUtils
-     */
-    private $converterUtils;
-
     /**
      * @param ConverterInterface $converter
      * @param ConverterUtils $converterUtils
      */
-    public function __construct(ConverterInterface $converter, ConverterUtils $converterUtils)
-    {
-        $this->converter = $converter;
-        $this->converterUtils = $converterUtils;
+    public function __construct(
+        private readonly ConverterInterface $converter,
+        private readonly ConverterUtils $converterUtils
+    ) {
     }
 
     /**
      * @inheritdoc
      */
-    public function convert(\DOMNode $node, array $data = [])
+    public function convert(DOMNode $node, array $data = [])
     {
         if (!$node->hasChildNodes()) {
             return [
@@ -58,10 +49,10 @@ public function convert(\DOMNode $node, array $data = [])
     /**
      * Convert nodes and child nodes to array
      *
-     * @param \DOMNode $node
+     * @param DOMNode $node
      * @return array
      */
-    private function toArray(\DOMNode $node)
+    private function toArray(DOMNode $node)
     {
         if ($node->localName == 'url') {
             $urlResult = $this->converter->convert($node, ['type' => 'url']);
@@ -92,10 +83,10 @@ private function toArray(\DOMNode $node)
     /**
      * Check is DOMNode has child DOMElements
      *
-     * @param \DOMNode $node
+     * @param DOMNode $node
      * @return bool
      */
-    private function hasChildElements(\DOMNode $node)
+    private function hasChildElements(DOMNode $node)
     {
         if ($node->hasChildNodes()) {
             foreach ($node->childNodes as $childNode) {
@@ -110,10 +101,10 @@ private function hasChildElements(\DOMNode $node)
     /**
      * Collect node attributes
      *
-     * @param \DOMNode $node
+     * @param DOMNode $node
      * @return array
      */
-    private function processAttributes(\DOMNode $node)
+    private function processAttributes(DOMNode $node)
     {
         $attributes = [];
         $childResult = [];
@@ -132,14 +123,14 @@ private function processAttributes(\DOMNode $node)
     /**
      * Convert child nodes to array
      *
-     * @param \DOMNode $node
+     * @param DOMNode $node
      * @return array
      */
-    private function processChildNodes(\DOMNode $node)
+    private function processChildNodes(DOMNode $node)
     {
         $result[Converter::NAME_ATTRIBUTE_KEY] = $this->converterUtils->getComponentName($node);
         $result[Dom::TYPE_ATTRIBUTE] = 'array';
-        /** @var \DOMNode $childNode */
+        /** @var DOMNode $childNode */
         foreach ($node->childNodes as $childNode) {
             if ($childNode->nodeType === XML_ELEMENT_NODE) {
                 $result['item'][$this->converterUtils->getComponentName($childNode)] = $this->toArray($childNode);
diff --git a/app/code/Magento/Ui/Config/Converter/Communication.php b/app/code/Magento/Ui/Config/Converter/Communication.php
index e35304c107d66..6accb76c6c88b 100644
--- a/app/code/Magento/Ui/Config/Converter/Communication.php
+++ b/app/code/Magento/Ui/Config/Converter/Communication.php
@@ -5,6 +5,7 @@
  */
 namespace Magento\Ui\Config\Converter;
 
+use DOMNode;
 use Magento\Framework\ObjectManager\Config\Reader\Dom;
 use Magento\Ui\Config\ConverterInterface;
 use Magento\Ui\Config\ConverterUtils;
@@ -14,23 +15,18 @@
  */
 class Communication implements ConverterInterface
 {
-    /**
-     * @var ConverterUtils
-     */
-    private $converterUtils;
-
     /**
      * @param ConverterUtils $converterUtils
      */
-    public function __construct(ConverterUtils $converterUtils)
-    {
-        $this->converterUtils = $converterUtils;
+    public function __construct(
+        private readonly ConverterUtils $converterUtils
+    ) {
     }
 
     /**
      * @inheritdoc
      */
-    public function convert(\DOMNode $node, array $data = [])
+    public function convert(DOMNode $node, array $data = [])
     {
         if ($node->nodeType !== XML_ELEMENT_NODE) {
             return [];
@@ -41,17 +37,17 @@ public function convert(\DOMNode $node, array $data = [])
     /**
      * Convert nodes and child nodes to array
      *
-     * @param \DOMNode $node
+     * @param DOMNode $node
      * @return array
      */
-    private function toArray(\DOMNode $node)
+    private function toArray(DOMNode $node)
     {
         $result = [
             'name' => $this->converterUtils->getComponentName($node),
             Dom::TYPE_ATTRIBUTE => 'array'
         ];
         if ($this->hasChildNodes($node)) {
-            /** @var \DOMNode $childNode */
+            /** @var DOMNode $childNode */
             foreach ($node->childNodes as $childNode) {
                 if ($childNode->nodeType === XML_ELEMENT_NODE) {
                     $childNodeName = $this->converterUtils->getComponentName($childNode);
@@ -69,10 +65,10 @@ private function toArray(\DOMNode $node)
     /**
      * Check is DOMNode has child DOMElements
      *
-     * @param \DOMNode $node
+     * @param DOMNode $node
      * @return bool
      */
-    private function hasChildNodes(\DOMNode $node)
+    private function hasChildNodes(DOMNode $node)
     {
         if (!$node->hasChildNodes()) {
             return false;
diff --git a/app/code/Magento/Ui/Config/Converter/Composite.php b/app/code/Magento/Ui/Config/Converter/Composite.php
index 407c6d23e6931..e95e82e26084f 100644
--- a/app/code/Magento/Ui/Config/Converter/Composite.php
+++ b/app/code/Magento/Ui/Config/Converter/Composite.php
@@ -5,6 +5,8 @@
  */
 namespace Magento\Ui\Config\Converter;
 
+use DOMNode;
+use InvalidArgumentException;
 use Magento\Ui\Config\ConverterInterface;
 
 /**
@@ -21,39 +23,33 @@ class Composite implements ConverterInterface
      */
     private $converters;
 
-    /**
-     * Data key that holds name of an converter to be used for that data
-     *
-     * @var string
-     */
-    private $discriminator;
-
     /**
      * @param ConverterInterface[] $converters
      * @param string $discriminator
-     * @throws \InvalidArgumentException
+     * @throws InvalidArgumentException
      */
-    public function __construct(array $converters, $discriminator)
-    {
+    public function __construct(
+        array $converters,
+        private $discriminator
+    ) {
         foreach ($converters as $converterName => $converterInstance) {
             if (!$converterInstance instanceof ConverterInterface) {
-                throw new \InvalidArgumentException(
+                throw new InvalidArgumentException(
                     "Converter named '{$converterName}' is expected to be an argument converter instance."
                 );
             }
         }
         $this->converters = $converters;
-        $this->discriminator = $discriminator;
     }
 
     /**
      * @inheritdoc
-     * @throws \InvalidArgumentException
+     * @throws InvalidArgumentException
      */
-    public function convert(\DOMNode $node, array $data)
+    public function convert(DOMNode $node, array $data)
     {
         if (!isset($data[$this->discriminator])) {
-            throw new \InvalidArgumentException(
+            throw new InvalidArgumentException(
                 sprintf('Value for key "%s" is missing in the argument data.', $this->discriminator)
             );
         }
@@ -69,12 +65,12 @@ public function convert(\DOMNode $node, array $data)
      * @param string $name
      * @param ConverterInterface $instance
      * @return void
-     * @throws \InvalidArgumentException
+     * @throws InvalidArgumentException
      */
     public function addConverter($name, ConverterInterface $instance)
     {
         if (isset($this->converters[$name])) {
-            throw new \InvalidArgumentException("Argument converter named '{$name}' has already been defined.");
+            throw new InvalidArgumentException("Argument converter named '{$name}' has already been defined.");
         }
         $this->converters[$name] = $instance;
     }
@@ -84,12 +80,12 @@ public function addConverter($name, ConverterInterface $instance)
      *
      * @param string $name
      * @return ConverterInterface
-     * @throws \InvalidArgumentException
+     * @throws InvalidArgumentException
      */
     private function getConverter($name)
     {
         if (!isset($this->converters[$name])) {
-            throw new \InvalidArgumentException("Argument converter named '{$name}' has not been defined.");
+            throw new InvalidArgumentException("Argument converter named '{$name}' has not been defined.");
         }
         return $this->converters[$name];
     }
diff --git a/app/code/Magento/Ui/Config/Converter/Deps.php b/app/code/Magento/Ui/Config/Converter/Deps.php
index f8451f6d08343..a44e5738a09f0 100644
--- a/app/code/Magento/Ui/Config/Converter/Deps.php
+++ b/app/code/Magento/Ui/Config/Converter/Deps.php
@@ -5,6 +5,7 @@
  */
 namespace Magento\Ui\Config\Converter;
 
+use DOMNode;
 use Magento\Framework\ObjectManager\Config\Reader\Dom;
 use Magento\Ui\Config\Converter;
 use Magento\Ui\Config\ConverterInterface;
@@ -15,23 +16,18 @@
  */
 class Deps implements ConverterInterface
 {
-    /**
-     * @var ConverterUtils
-     */
-    private $converterUtils;
-
     /**
      * @param ConverterUtils $converterUtils
      */
-    public function __construct(ConverterUtils $converterUtils)
-    {
-        $this->converterUtils = $converterUtils;
+    public function __construct(
+        private readonly ConverterUtils $converterUtils
+    ) {
     }
 
     /**
      * @inheritdoc
      */
-    public function convert(\DOMNode $node, array $data = [])
+    public function convert(DOMNode $node, array $data = [])
     {
         if ($node->nodeType !== XML_ELEMENT_NODE) {
             return [];
@@ -42,10 +38,10 @@ public function convert(\DOMNode $node, array $data = [])
     /**
      * Convert nodes and child nodes to array
      *
-     * @param \DOMNode $node
+     * @param DOMNode $node
      * @return array
      */
-    private function toArray(\DOMNode $node)
+    private function toArray(DOMNode $node)
     {
         $result = [
             'name' => $this->converterUtils->getComponentName($node),
@@ -53,7 +49,7 @@ private function toArray(\DOMNode $node)
         ];
         if ($this->hasChildNodes($node)) {
             $i = 0;
-            /** @var \DOMNode $childNode */
+            /** @var DOMNode $childNode */
             foreach ($node->childNodes as $childNode) {
                 if ($childNode->nodeType === XML_ELEMENT_NODE) {
                     $result['item'][] = [
@@ -77,10 +73,10 @@ private function toArray(\DOMNode $node)
     /**
      * Check is DOMNode has child DOMElements
      *
-     * @param \DOMNode $node
+     * @param DOMNode $node
      * @return bool
      */
-    private function hasChildNodes(\DOMNode $node)
+    private function hasChildNodes(DOMNode $node)
     {
         if (!$node->hasChildNodes()) {
             return false;
diff --git a/app/code/Magento/Ui/Config/Converter/HtmlContent.php b/app/code/Magento/Ui/Config/Converter/HtmlContent.php
index db874a302bd50..bee97ccf5aecf 100644
--- a/app/code/Magento/Ui/Config/Converter/HtmlContent.php
+++ b/app/code/Magento/Ui/Config/Converter/HtmlContent.php
@@ -5,6 +5,7 @@
  */
 namespace Magento\Ui\Config\Converter;
 
+use DOMNode;
 use Magento\Framework\View\Element\UiComponent\Config\Converter;
 use Magento\Ui\Config\ConverterInterface;
 
@@ -16,7 +17,7 @@ class HtmlContent implements ConverterInterface
     /**
      * @inheritdoc
      */
-    public function convert(\DOMNode $node, array $data)
+    public function convert(DOMNode $node, array $data)
     {
         $items = [];
         /** @var \DOMElement $node */
diff --git a/app/code/Magento/Ui/Config/Converter/Item.php b/app/code/Magento/Ui/Config/Converter/Item.php
index 86945a08edb24..b0d6f80a53a49 100644
--- a/app/code/Magento/Ui/Config/Converter/Item.php
+++ b/app/code/Magento/Ui/Config/Converter/Item.php
@@ -5,6 +5,7 @@
  */
 namespace Magento\Ui\Config\Converter;
 
+use DOMNode;
 use Magento\Framework\ObjectManager\Config\Reader\Dom;
 use Magento\Ui\Config\Converter;
 use Magento\Ui\Config\ConverterInterface;
@@ -15,30 +16,20 @@
  */
 class Item implements ConverterInterface
 {
-    /**
-     * @var ConverterInterface
-     */
-    private $converter;
-
-    /**
-     * @var ConverterUtils
-     */
-    private $converterUtils;
-
     /**
      * @param ConverterInterface $converter
      * @param ConverterUtils $converterUtils
      */
-    public function __construct(ConverterInterface $converter, ConverterUtils $converterUtils)
-    {
-        $this->converter = $converter;
-        $this->converterUtils = $converterUtils;
+    public function __construct(
+        private readonly ConverterInterface $converter,
+        private readonly ConverterUtils $converterUtils
+    ){
     }
 
     /**
      * @inheritdoc
      */
-    public function convert(\DOMNode $node, array $data = [])
+    public function convert(DOMNode $node, array $data = [])
     {
         if ($node->nodeType !== XML_ELEMENT_NODE) {
             return [];
@@ -50,10 +41,10 @@ public function convert(\DOMNode $node, array $data = [])
     /**
      * Convert nodes and child nodes to array
      *
-     * @param \DOMNode $node
+     * @param DOMNode $node
      * @return array
      */
-    private function toArray(\DOMNode $node)
+    private function toArray(DOMNode $node)
     {
         if ($node->nodeType == XML_ELEMENT_NODE && $node->getAttribute(Dom::TYPE_ATTRIBUTE) == 'url') {
             $urlResult = $this->converter->convert($node, ['type' => 'url']);
@@ -79,10 +70,10 @@ private function toArray(\DOMNode $node)
     /**
      * Check is DOMNode has child DOMElements
      *
-     * @param \DOMNode $node
+     * @param DOMNode $node
      * @return bool
      */
-    private function hasChildNodes(\DOMNode $node)
+    private function hasChildNodes(DOMNode $node)
     {
         if ($node->hasChildNodes()) {
             foreach ($node->childNodes as $childNode) {
@@ -97,10 +88,10 @@ private function hasChildNodes(\DOMNode $node)
     /**
      * Collect node attributes
      *
-     * @param \DOMNode $node
+     * @param DOMNode $node
      * @return array
      */
-    private function processAttributes(\DOMNode $node)
+    private function processAttributes(DOMNode $node)
     {
         $attributes = [];
         foreach ($node->attributes as $attribute) {
@@ -116,13 +107,13 @@ private function processAttributes(\DOMNode $node)
     /**
      * Convert child nodes to array
      *
-     * @param \DOMNode $node
+     * @param DOMNode $node
      * @return array
      */
-    private function processChildNodes(\DOMNode $node)
+    private function processChildNodes(DOMNode $node)
     {
         $result[Dom::TYPE_ATTRIBUTE] = 'array';
-        /** @var \DOMNode $childNode */
+        /** @var DOMNode $childNode */
         foreach ($node->childNodes as $childNode) {
             if ($childNode->nodeType === XML_ELEMENT_NODE) {
                 $result['item'][$this->converterUtils->getComponentName($childNode)] = $this->toArray($childNode);
diff --git a/app/code/Magento/Ui/Config/Converter/Options.php b/app/code/Magento/Ui/Config/Converter/Options.php
index cf3ad4072fa88..c6ddc73752435 100644
--- a/app/code/Magento/Ui/Config/Converter/Options.php
+++ b/app/code/Magento/Ui/Config/Converter/Options.php
@@ -5,6 +5,7 @@
  */
 namespace Magento\Ui\Config\Converter;
 
+use DOMNode;
 use Magento\Ui\Config\Converter;
 use Magento\Ui\Config\ConverterInterface;
 use Magento\Framework\ObjectManager\Config\Reader\Dom;
@@ -15,23 +16,18 @@
  */
 class Options implements ConverterInterface
 {
-    /**
-     * @var ConverterUtils
-     */
-    private $converterUtils;
-
     /**
      * @param ConverterUtils $converterUtils
      */
-    public function __construct(ConverterUtils $converterUtils)
-    {
-        $this->converterUtils = $converterUtils;
+    public function __construct(
+        private readonly ConverterUtils $converterUtils
+    ) {
     }
 
     /**
      * @inheritdoc
      */
-    public function convert(\DOMNode $node, array $data = [])
+    public function convert(DOMNode $node, array $data = [])
     {
         if ($node->nodeType !== XML_ELEMENT_NODE) {
             return [];
@@ -43,17 +39,17 @@ public function convert(\DOMNode $node, array $data = [])
     /**
      * Convert nodes and child nodes to array
      *
-     * @param \DOMNode $node
+     * @param DOMNode $node
      * @return array
      */
-    private function toArray(\DOMNode $node)
+    private function toArray(DOMNode $node)
     {
         $result = [];
         $result[Converter::NAME_ATTRIBUTE_KEY] = $this->converterUtils->getComponentName($node);
 
         if ($this->hasChildElements($node)) {
             $result[Dom::TYPE_ATTRIBUTE] = 'array';
-            /** @var \DOMNode $childNode */
+            /** @var DOMNode $childNode */
             foreach ($node->childNodes as $childNode) {
                 if ($childNode->nodeType === XML_ELEMENT_NODE) {
                     $result['item'][$this->converterUtils->getComponentName($childNode)] = $this->toArray($childNode);
@@ -87,10 +83,10 @@ private function toArray(\DOMNode $node)
     /**
      * Check is DOMNode has child DOMElements
      *
-     * @param \DOMNode $node
+     * @param DOMNode $node
      * @return bool
      */
-    private function hasChildElements(\DOMNode $node)
+    private function hasChildElements(DOMNode $node)
     {
         if ($node->hasChildNodes()) {
             foreach ($node->childNodes as $childNode) {
diff --git a/app/code/Magento/Ui/Config/Converter/StorageConfig.php b/app/code/Magento/Ui/Config/Converter/StorageConfig.php
index 8d45897cb7b54..705b0a4e2fc22 100644
--- a/app/code/Magento/Ui/Config/Converter/StorageConfig.php
+++ b/app/code/Magento/Ui/Config/Converter/StorageConfig.php
@@ -5,6 +5,7 @@
  */
 namespace Magento\Ui\Config\Converter;
 
+use DOMNode;
 use Magento\Ui\Config\Converter;
 use Magento\Ui\Config\ConverterInterface;
 use Magento\Framework\ObjectManager\Config\Reader\Dom;
@@ -15,30 +16,20 @@
  */
 class StorageConfig implements ConverterInterface
 {
-    /**
-     * @var ConverterInterface
-     */
-    private $converter;
-
-    /**
-     * @var ConverterUtils
-     */
-    private $converterUtils;
-
     /**
      * @param ConverterInterface $converter
      * @param ConverterUtils $converterUtils
      */
-    public function __construct(ConverterInterface $converter, ConverterUtils $converterUtils)
-    {
-        $this->converter = $converter;
-        $this->converterUtils = $converterUtils;
+    public function __construct(
+        private readonly ConverterInterface $converter,
+        private readonly ConverterUtils $converterUtils
+    ) {
     }
 
     /**
      * @inheritdoc
      */
-    public function convert(\DOMNode $node, array $data = [])
+    public function convert(DOMNode $node, array $data = [])
     {
         if ($node->nodeType !== XML_ELEMENT_NODE) {
             return [];
@@ -50,10 +41,10 @@ public function convert(\DOMNode $node, array $data = [])
     /**
      * Convert nodes and child nodes to array
      *
-     * @param \DOMNode $node
+     * @param DOMNode $node
      * @return array
      */
-    private function toArray(\DOMNode $node)
+    private function toArray(DOMNode $node)
     {
         if ($node->localName == 'path' || $node->getAttribute(Dom::TYPE_ATTRIBUTE) == 'url') {
             $urlResult = $this->converter->convert($node, ['type' => 'url']);
@@ -87,10 +78,10 @@ private function toArray(\DOMNode $node)
     /**
      * Check is DOMNode has child DOMElements
      *
-     * @param \DOMNode $node
+     * @param DOMNode $node
      * @return bool
      */
-    private function hasChildElements(\DOMNode $node)
+    private function hasChildElements(DOMNode $node)
     {
         if ($node->hasChildNodes()) {
             foreach ($node->childNodes as $childNode) {
@@ -105,13 +96,13 @@ private function hasChildElements(\DOMNode $node)
     /**
      * Convert child nodes to array
      *
-     * @param \DOMNode $node
+     * @param DOMNode $node
      * @return array
      */
-    private function processChildNodes(\DOMNode $node)
+    private function processChildNodes(DOMNode $node)
     {
         $result[Dom::TYPE_ATTRIBUTE] = 'array';
-        /** @var \DOMNode $childNode */
+        /** @var DOMNode $childNode */
         foreach ($node->childNodes as $childNode) {
             if ($childNode->nodeType === XML_ELEMENT_NODE) {
                 $result['item'][$this->converterUtils->getComponentName($childNode)] = $this->toArray($childNode);
diff --git a/app/code/Magento/Ui/Config/Converter/Url.php b/app/code/Magento/Ui/Config/Converter/Url.php
index 970feae531098..950ed32993627 100644
--- a/app/code/Magento/Ui/Config/Converter/Url.php
+++ b/app/code/Magento/Ui/Config/Converter/Url.php
@@ -5,6 +5,7 @@
  */
 namespace Magento\Ui\Config\Converter;
 
+use DOMNode;
 use Magento\Framework\ObjectManager\Config\Reader\Dom;
 use Magento\Ui\Config\Converter;
 use Magento\Ui\Config\ConverterInterface;
@@ -15,23 +16,18 @@
  */
 class Url implements ConverterInterface
 {
-    /**
-     * @var ConverterUtils
-     */
-    private $converterUtils;
-
     /**
      * @param ConverterUtils $converterUtils
      */
-    public function __construct(ConverterUtils $converterUtils)
-    {
-        $this->converterUtils = $converterUtils;
+    public function __construct(
+        private readonly ConverterUtils $converterUtils
+    ) {
     }
 
     /**
      * @inheritdoc
      */
-    public function convert(\DOMNode $node, array $data = [])
+    public function convert(DOMNode $node, array $data = [])
     {
         if ($node->nodeType !== XML_ELEMENT_NODE) {
             return [];
@@ -43,10 +39,10 @@ public function convert(\DOMNode $node, array $data = [])
     /**
      * Convert nodes and child nodes to array
      *
-     * @param \DOMNode $node
+     * @param DOMNode $node
      * @return array
      */
-    public function toArray(\DOMNode $node)
+    public function toArray(DOMNode $node)
     {
         $result[Converter::NAME_ATTRIBUTE_KEY] = $this->converterUtils->getComponentName($node);
         if ($node->localName != 'param') {
@@ -70,10 +66,10 @@ public function toArray(\DOMNode $node)
     /**
      * Check Check is DOMNode has child DOMElements
      *
-     * @param \DOMNode $node
+     * @param DOMNode $node
      * @return bool
      */
-    private function hasChildNodes(\DOMNode $node)
+    private function hasChildNodes(DOMNode $node)
     {
         if ($node->hasChildNodes()) {
             foreach ($node->childNodes as $childNode) {
@@ -88,10 +84,10 @@ private function hasChildNodes(\DOMNode $node)
     /**
      * Collect node attributes
      *
-     * @param \DOMNode $node
+     * @param DOMNode $node
      * @return array
      */
-    private function processAttributes(\DOMNode $node)
+    private function processAttributes(DOMNode $node)
     {
         $attributes = [];
         foreach ($node->attributes as $attribute) {
@@ -107,13 +103,13 @@ private function processAttributes(\DOMNode $node)
     /**
      * Convert child nodes to array
      *
-     * @param \DOMNode $node
+     * @param DOMNode $node
      * @return array
      */
-    private function processChildNodes(\DOMNode $node)
+    private function processChildNodes(DOMNode $node)
     {
         $result = [];
-        /** @var \DOMNode $childNode */
+        /** @var DOMNode $childNode */
         foreach ($node->childNodes as $childNode) {
             if ($childNode->nodeType === XML_ELEMENT_NODE) {
                 $result['param'][$this->converterUtils->getComponentName($childNode)] = $this->toArray($childNode);
diff --git a/app/code/Magento/Ui/Config/ConverterInterface.php b/app/code/Magento/Ui/Config/ConverterInterface.php
index d2ea730a03622..bb0e15da7517e 100644
--- a/app/code/Magento/Ui/Config/ConverterInterface.php
+++ b/app/code/Magento/Ui/Config/ConverterInterface.php
@@ -5,6 +5,8 @@
  */
 namespace Magento\Ui\Config;
 
+use DOMNode;
+
 /**
  * Converter interface is used to convert UI Component XML configuration into UI Component interfaces arguments
  *
@@ -15,9 +17,9 @@ interface ConverterInterface
     /**
      * Convert DOMNode with specific converter to array according to data
      *
-     * @param \DOMNode $node
+     * @param DOMNode $node
      * @param array $data
      * @return array
      */
-    public function convert(\DOMNode $node, array $data);
+    public function convert(DOMNode $node, array $data);
 }
diff --git a/app/code/Magento/Ui/Config/ConverterUtils.php b/app/code/Magento/Ui/Config/ConverterUtils.php
index 49f4109dc0cd5..5b4539455f799 100644
--- a/app/code/Magento/Ui/Config/ConverterUtils.php
+++ b/app/code/Magento/Ui/Config/ConverterUtils.php
@@ -5,6 +5,8 @@
  */
 namespace Magento\Ui\Config;
 
+use DOMNode;
+
 /**
  * Utility methods for converters
  */
@@ -13,10 +15,10 @@ class ConverterUtils
     /**
      * Retrieve component name
      *
-     * @param \DOMNode $node
+     * @param DOMNode $node
      * @return string
      */
-    public function getComponentName(\DOMNode $node)
+    public function getComponentName(DOMNode $node)
     {
         $result = $node->localName;
         if (!$node->hasAttributes()) {
@@ -37,10 +39,10 @@ public function getComponentName(\DOMNode $node)
      *
      * If $node has 'settings', 'formElements' node in any parent node that it is not UiComponent
      *
-     * @param \DOMNode $node
+     * @param DOMNode $node
      * @return boolean
      */
-    public function isUiComponent(\DOMNode $node)
+    public function isUiComponent(DOMNode $node)
     {
         if (in_array($node->localName, [Converter::SETTINGS_KEY, 'formElements'])) {
             return false;
diff --git a/app/code/Magento/Ui/Config/Data.php b/app/code/Magento/Ui/Config/Data.php
index 9c33eaf3fcf95..3b682fefb8538 100644
--- a/app/code/Magento/Ui/Config/Data.php
+++ b/app/code/Magento/Ui/Config/Data.php
@@ -6,6 +6,7 @@
 namespace Magento\Ui\Config;
 
 use Magento\Framework\Config\CacheInterface;
+use Magento\Framework\Config\DataInterface;
 use Magento\Framework\Serialize\SerializerInterface;
 use Magento\Ui\Config\Converter;
 use Magento\Framework\Data\Argument\InterpreterInterface;
@@ -13,7 +14,7 @@
 /**
  * UI Component configuration data
  */
-class Data implements \Magento\Framework\Config\DataInterface
+class Data implements DataInterface
 {
     /**
      * ID in the storage cache
@@ -32,38 +33,11 @@ class Data implements \Magento\Framework\Config\DataInterface
      */
     private $data = [];
 
-    /**
-     * @var ReaderFactory
-     */
-    private $readerFactory;
-
-    /**
-     * @var CacheInterface
-     */
-    private $cache;
-
     /**
      * @var string
      */
     private $cacheId;
 
-    /**
-     * @var SerializerInterface
-     */
-    private $serializer;
-
-    /**
-     * @var string
-     */
-    private $componentName;
-
-    /**
-     * Argument interpreter.
-     *
-     * @var InterpreterInterface
-     */
-    private $argumentInterpreter;
-
     /**
      * @param string $componentName
      * @param ReaderFactory $readerFactory
@@ -72,17 +46,12 @@ class Data implements \Magento\Framework\Config\DataInterface
      * @param InterpreterInterface $argumentInterpreter,
      */
     public function __construct(
-        $componentName,
-        ReaderFactory $readerFactory,
-        CacheInterface $cache,
-        SerializerInterface $serializer,
-        InterpreterInterface $argumentInterpreter
+        private $componentName,
+        private readonly ReaderFactory $readerFactory,
+        private readonly CacheInterface $cache,
+        private readonly SerializerInterface $serializer,
+        private readonly InterpreterInterface $argumentInterpreter
     ) {
-        $this->readerFactory = $readerFactory;
-        $this->cache = $cache;
-        $this->serializer = $serializer;
-        $this->componentName = $componentName;
-        $this->argumentInterpreter = $argumentInterpreter;
         $this->cacheId = static::CACHE_ID . '_' . $componentName;
     }
 
diff --git a/app/code/Magento/Ui/Config/Reader.php b/app/code/Magento/Ui/Config/Reader.php
index f7a781d103c05..a2368b3be1f37 100644
--- a/app/code/Magento/Ui/Config/Reader.php
+++ b/app/code/Magento/Ui/Config/Reader.php
@@ -12,6 +12,7 @@
 use Magento\Framework\Config\ReaderInterface;
 use Magento\Framework\Exception\LocalizedException;
 use Magento\Framework\Phrase;
+use Magento\Ui\Config\Reader\Dom as ReaderDom;
 
 /**
  * UI Component configuration reader
@@ -25,38 +26,6 @@ class Reader implements ReaderInterface
      */
     private $idAttributes = ['/' => 'name'];
 
-    /**
-     * @var Reader\Definition
-     */
-    private $definitionReader;
-
-    /**
-     * @var ReaderFactory
-     */
-    private $readerFactory;
-
-    /**
-     * @var FileResolverInterface
-     */
-    private $fileResolver;
-
-    /**
-     * @var ConfigConverter
-     */
-    private $converter;
-
-    /**
-     * @var Reader\DomFactory
-     */
-    private $readerDomFactory;
-
-    /**
-     * The name of file that stores Ui configuration
-     *
-     * @var string
-     */
-    private $fileName;
-
     /**
      * Reader constructor.
      *
@@ -69,20 +38,14 @@ class Reader implements ReaderInterface
      * @param array $idAttributes
      */
     public function __construct(
-        $fileName,
-        FileResolverInterface $fileResolver,
-        ConfigConverter $converter,
-        Reader\Definition $definitionReader,
-        ReaderFactory $readerFactory,
-        Reader\DomFactory $readerDomFactory,
+        private $fileName,
+        private readonly FileResolverInterface $fileResolver,
+        private readonly ConfigConverter $converter,
+        private readonly Reader\Definition $definitionReader,
+        private readonly ReaderFactory $readerFactory,
+        private readonly Reader\DomFactory $readerDomFactory,
         array $idAttributes = []
     ) {
-        $this->fileName = $fileName;
-        $this->fileResolver = $fileResolver;
-        $this->converter = $converter;
-        $this->definitionReader = $definitionReader;
-        $this->readerFactory = $readerFactory;
-        $this->readerDomFactory = $readerDomFactory;
         $this->idAttributes = array_replace($this->idAttributes, $idAttributes);
     }
 
@@ -113,7 +76,7 @@ public function read($scope = null)
      */
     private function readFiles($fileList)
     {
-        /** @var \Magento\Ui\Config\Reader\Dom $configMerger */
+        /** @var ReaderDom $configMerger */
         $configMerger = null;
         $output = [];
         foreach ($fileList as $key => $content) {
diff --git a/app/code/Magento/Ui/Config/Reader/Definition.php b/app/code/Magento/Ui/Config/Reader/Definition.php
index 782a75187190b..ecc83af7721c0 100644
--- a/app/code/Magento/Ui/Config/Reader/Definition.php
+++ b/app/code/Magento/Ui/Config/Reader/Definition.php
@@ -6,7 +6,9 @@
 
 namespace Magento\Ui\Config\Reader;
 
+use Magento\Framework\Config\Dom as ConfigDom;
 use Magento\Framework\Config\Dom\ValidationException;
+use Magento\Framework\Config\Reader\Filesystem;
 use Magento\Framework\Config\ReaderInterface;
 use Magento\Framework\Exception\LocalizedException;
 use Magento\Framework\Phrase;
@@ -14,7 +16,7 @@
 /**
  * UI Component definition config reader
  */
-class Definition extends \Magento\Framework\Config\Reader\Filesystem implements ReaderInterface
+class Definition extends Filesystem implements ReaderInterface
 {
     /**
      * Load configuration scope
@@ -43,7 +45,7 @@ public function read($scope = null)
      */
     private function readFiles($fileList)
     {
-        /** @var \Magento\Framework\Config\Dom $configMerger */
+        /** @var ConfigDom $configMerger */
         $configMerger = null;
         foreach ($fileList as $key => $content) {
             try {
diff --git a/app/code/Magento/Ui/Config/Reader/Definition/Data.php b/app/code/Magento/Ui/Config/Reader/Definition/Data.php
index 44b2c87e544a2..812d4d4db3337 100644
--- a/app/code/Magento/Ui/Config/Reader/Definition/Data.php
+++ b/app/code/Magento/Ui/Config/Reader/Definition/Data.php
@@ -6,6 +6,7 @@
 namespace Magento\Ui\Config\Reader\Definition;
 
 use Magento\Framework\Config\CacheInterface;
+use Magento\Framework\Config\DataInterface;
 use Magento\Framework\Serialize\SerializerInterface;
 use Magento\Ui\Config\Converter;
 use Magento\Framework\Data\Argument\InterpreterInterface;
@@ -15,7 +16,7 @@
 /**
  * Read UI Component definition configuration data ang evaluate arguments
  */
-class Data implements \Magento\Framework\Config\DataInterface
+class Data implements DataInterface
 {
     const CACHE_ID = 'ui_component_configuration_definition_data';
 
@@ -28,33 +29,11 @@ class Data implements \Magento\Framework\Config\DataInterface
      */
     private $data = [];
 
-    /**
-     * @var ReaderFactory
-     */
-    private $readerFactory;
-
-    /**
-     * @var CacheInterface
-     */
-    private $cache;
-
     /**
      * @var string
      */
     private $cacheId;
 
-    /**
-     * @var SerializerInterface
-     */
-    private $serializer;
-
-    /**
-     * Argument interpreter.
-     *
-     * @var InterpreterInterface
-     */
-    private $argumentInterpreter;
-
     /**
      * @param DefinitionFactory $readerFactory
      * @param CacheInterface $cache
@@ -62,15 +41,11 @@ class Data implements \Magento\Framework\Config\DataInterface
      * @param InterpreterInterface $argumentInterpreter
      */
     public function __construct(
-        DefinitionFactory $readerFactory,
-        CacheInterface $cache,
-        SerializerInterface $serializer,
-        InterpreterInterface $argumentInterpreter
+        private readonly DefinitionFactory $readerFactory,
+        private readonly CacheInterface $cache,
+        private readonly SerializerInterface $serializer,
+        private readonly InterpreterInterface $argumentInterpreter
     ) {
-        $this->readerFactory = $readerFactory;
-        $this->cache = $cache;
-        $this->serializer = $serializer;
-        $this->argumentInterpreter = $argumentInterpreter;
         $this->cacheId = static::CACHE_ID;
         $this->initData();
     }
diff --git a/app/code/Magento/Ui/Config/Reader/Definition/SchemaLocator.php b/app/code/Magento/Ui/Config/Reader/Definition/SchemaLocator.php
index defeea5f2567e..df1ae283535f5 100644
--- a/app/code/Magento/Ui/Config/Reader/Definition/SchemaLocator.php
+++ b/app/code/Magento/Ui/Config/Reader/Definition/SchemaLocator.php
@@ -5,12 +5,14 @@
  */
 namespace Magento\Ui\Config\Reader\Definition;
 
+use Magento\Framework\Config\SchemaLocatorInterface;
 use Magento\Framework\Module\Dir;
+use Magento\Framework\Module\Dir\Reader as DirReader;
 
 /**
  * Config schema locator interface
  */
-class SchemaLocator implements \Magento\Framework\Config\SchemaLocatorInterface
+class SchemaLocator implements SchemaLocatorInterface
 {
     /**
      * Path to corresponding XSD file with validation rules for merged config
@@ -20,9 +22,9 @@ class SchemaLocator implements \Magento\Framework\Config\SchemaLocatorInterface
     private $schema;
 
     /**
-     * @param \Magento\Framework\Module\Dir\Reader $moduleReader
+     * @param DirReader $moduleReader
      */
-    public function __construct(\Magento\Framework\Module\Dir\Reader $moduleReader)
+    public function __construct(DirReader $moduleReader)
     {
         $this->schema = $moduleReader->getModuleDir(Dir::MODULE_ETC_DIR, 'Magento_Ui') . '/' . 'ui_definition.xsd';
     }
diff --git a/app/code/Magento/Ui/Config/Reader/DefinitionMap.php b/app/code/Magento/Ui/Config/Reader/DefinitionMap.php
index 963b02d05db08..5e82a97b89b43 100644
--- a/app/code/Magento/Ui/Config/Reader/DefinitionMap.php
+++ b/app/code/Magento/Ui/Config/Reader/DefinitionMap.php
@@ -5,11 +5,12 @@
  */
 namespace Magento\Ui\Config\Reader;
 
+use Magento\Framework\Config\Reader\Filesystem;
 use Magento\Framework\Config\ReaderInterface;
 
 /**
  * UI Component definition map config reader
  */
-class DefinitionMap extends \Magento\Framework\Config\Reader\Filesystem implements ReaderInterface
+class DefinitionMap extends Filesystem implements ReaderInterface
 {
 }
diff --git a/app/code/Magento/Ui/Config/Reader/DefinitionMap/Converter.php b/app/code/Magento/Ui/Config/Reader/DefinitionMap/Converter.php
index 77220c8ac145a..a2b69af51d349 100644
--- a/app/code/Magento/Ui/Config/Reader/DefinitionMap/Converter.php
+++ b/app/code/Magento/Ui/Config/Reader/DefinitionMap/Converter.php
@@ -5,6 +5,9 @@
  */
 namespace Magento\Ui\Config\Reader\DefinitionMap;
 
+use DOMDocument;
+use DOMNode;
+use InvalidArgumentException;
 use Magento\Framework\Config\ConverterInterface;
 use Magento\Framework\View\Layout\Argument\Parser;
 
@@ -33,28 +36,23 @@ class Converter implements ConverterInterface
      */
     const NAME_ATTRIBUTE_KEY = 'name';
 
-    /**
-     * @var Parser
-     */
-    private $argumentParser;
-
     /**
      * Converter constructor.
      *
      * @param Parser $argumentParser
      */
-    public function __construct(Parser $argumentParser)
-    {
-        $this->argumentParser = $argumentParser;
+    public function __construct(
+        private readonly Parser $argumentParser
+    ) {
     }
 
     /**
      * Transform Xml to array
      *
-     * @param \DOMNode $node
+     * @param DOMNode $node
      * @return array|string
      */
-    private function toArray(\DOMNode $node)
+    private function toArray(DOMNode $node)
     {
         $result = [];
         $attributes = [];
@@ -78,7 +76,7 @@ private function toArray(\DOMNode $node)
             default:
                 if ($node->localName === static::ARGUMENT_KEY) {
                     if (!isset($attributes[static::NAME_ATTRIBUTE_KEY])) {
-                        throw new \InvalidArgumentException(
+                        throw new InvalidArgumentException(
                             'Attribute "' . static::NAME_ATTRIBUTE_KEY . '" is absent in the attributes node.'
                         );
                     }
@@ -98,10 +96,10 @@ private function toArray(\DOMNode $node)
     /**
      * Retrieve component name
      *
-     * @param \DOMNode $node
+     * @param DOMNode $node
      * @return string
      */
-    private function getComponentName(\DOMNode $node)
+    private function getComponentName(DOMNode $node)
     {
         $result = $node->localName;
         if (!$node->hasAttributes()) {
@@ -120,7 +118,7 @@ private function getComponentName(\DOMNode $node)
     /**
      * Convert configuration
      *
-     * @param \DOMDocument|null $source
+     * @param DOMDocument|null $source
      * @return array
      */
     public function convert($source)
@@ -167,10 +165,10 @@ private function processMap($componentData, $sourceMap)
     /**
      * Convert child nodes of $node
      *
-     * @param \DOMNode $node
+     * @param DOMNode $node
      * @return array
      */
-    private function convertChildNodes(\DOMNode $node)
+    private function convertChildNodes(DOMNode $node)
     {
         $arguments = [];
         $childResult = [];
diff --git a/app/code/Magento/Ui/Config/Reader/DefinitionMap/SchemaLocator.php b/app/code/Magento/Ui/Config/Reader/DefinitionMap/SchemaLocator.php
index 89c16f5fdea77..11f27394c1223 100644
--- a/app/code/Magento/Ui/Config/Reader/DefinitionMap/SchemaLocator.php
+++ b/app/code/Magento/Ui/Config/Reader/DefinitionMap/SchemaLocator.php
@@ -5,13 +5,14 @@
  */
 namespace Magento\Ui\Config\Reader\DefinitionMap;
 
+use Magento\Framework\Config\SchemaLocatorInterface;
 use Magento\Framework\Module\Dir;
 use Magento\Framework\Module\Dir\Reader;
 
 /**
  * Config schema locator interface
  */
-class SchemaLocator implements \Magento\Framework\Config\SchemaLocatorInterface
+class SchemaLocator implements SchemaLocatorInterface
 {
     /**
      * Path to corresponding XSD file with validation rules for merged config
diff --git a/app/code/Magento/Ui/Config/Reader/Dom.php b/app/code/Magento/Ui/Config/Reader/Dom.php
index 70ce5f39252c6..9a6002f0ab74b 100644
--- a/app/code/Magento/Ui/Config/Reader/Dom.php
+++ b/app/code/Magento/Ui/Config/Reader/Dom.php
@@ -5,6 +5,10 @@
  */
 namespace Magento\Ui\Config\Reader;
 
+use DOMElement;
+use DOMNode;
+use DOMNodeList;
+use DOMXPath;
 use Magento\Framework\Config\SchemaLocatorInterface;
 use Magento\Framework\Config\ValidationStateInterface;
 use Magento\Ui\Config\Converter;
@@ -16,14 +20,7 @@
 class Dom extends ConfigDom
 {
     /**
-     * Id attribute list
-     *
-     * @var array
-     */
-    private $idAttributes = [];
-
-    /**
-     * @var \DOMXPath
+     * @var DOMXPath
      */
     private $domXPath;
 
@@ -34,11 +31,6 @@ class Dom extends ConfigDom
      */
     private $schemaFile;
 
-    /**
-     * @var SchemaLocatorInterface
-     */
-    private $schemaLocator;
-
     /**
      * Dom constructor
      *
@@ -52,8 +44,8 @@ class Dom extends ConfigDom
     public function __construct(
         $xml,
         ValidationStateInterface $validationState,
-        SchemaLocatorInterface $schemaLocator,
-        array $idAttributes = [],
+        private readonly SchemaLocatorInterface $schemaLocator,
+        private array $idAttributes = [],
         $typeAttributeName = null,
         $errorFormat = ConfigDom::ERROR_FORMAT_DEFAULT
     ) {
@@ -62,7 +54,6 @@ public function __construct(
             ? $schemaLocator->getPerFileSchema() : null;
 
         parent::__construct($xml, $validationState, $idAttributes, $typeAttributeName, $this->schemaFile, $errorFormat);
-        $this->schemaLocator = $schemaLocator;
     }
 
     /**
@@ -74,18 +65,18 @@ public function __construct(
     public function merge($xml)
     {
         $dom = $this->_initDom($xml);
-        $this->domXPath = new \DOMXPath($this->getDom());
+        $this->domXPath = new DOMXPath($this->getDom());
         $this->nestedMerge($this->getDom()->documentElement, $dom->childNodes);
     }
 
     /**
      * Merge nested xml nodes
      *
-     * @param \DOMNode $contextNode
-     * @param \DOMNodeList $insertedNodes
+     * @param DOMNode $contextNode
+     * @param DOMNodeList $insertedNodes
      * @return void
      */
-    private function nestedMerge(\DOMNode $contextNode, \DOMNodeList $insertedNodes)
+    private function nestedMerge(DOMNode $contextNode, DOMNodeList $insertedNodes)
     {
         foreach ($insertedNodes as $insertedItem) {
             switch ($insertedItem->nodeType) {
@@ -117,11 +108,11 @@ private function nestedMerge(\DOMNode $contextNode, \DOMNodeList $insertedNodes)
     /**
      * Merge node to matched root elements
      *
-     * @param \DOMNodeList $rootMatchList
-     * @param \DOMElement $insertedItem
+     * @param DOMNodeList $rootMatchList
+     * @param DOMElement $insertedItem
      * @return void
      */
-    private function processMatchedNodes(\DOMNodeList $rootMatchList, \DOMElement $insertedItem)
+    private function processMatchedNodes(DOMNodeList $rootMatchList, DOMElement $insertedItem)
     {
         foreach ($rootMatchList as $rootItem) {
             if ($this->_isTextNode($insertedItem) && $this->_isTextNode($rootItem)) {
@@ -136,10 +127,10 @@ private function processMatchedNodes(\DOMNodeList $rootMatchList, \DOMElement $i
     /**
      * Create XPath from node
      *
-     * @param \DOMNode $node
+     * @param DOMNode $node
      * @return string
      */
-    private function createXPath(\DOMNode $node)
+    private function createXPath(DOMNode $node)
     {
         $parentXPath = '';
         $currentXPath = $node->getNodePath() ?? '';
@@ -170,11 +161,11 @@ private function createXPath(\DOMNode $node)
     /**
      * Append $insertedNode to $contextNode
      *
-     * @param \DOMNode $insertedNode
-     * @param \DOMNode $contextNode
+     * @param DOMNode $insertedNode
+     * @param DOMNode $contextNode
      * @return void
      */
-    private function appendNode(\DOMNode $insertedNode, \DOMNode $contextNode)
+    private function appendNode(DOMNode $insertedNode, DOMNode $contextNode)
     {
         $importNode = $this->getDom()->importNode($insertedNode, true);
         if (in_array($importNode->localName, [Converter::ARGUMENT_KEY, Converter::SETTINGS_KEY])) {
@@ -187,18 +178,18 @@ private function appendNode(\DOMNode $insertedNode, \DOMNode $contextNode)
     /**
      * Append node to context node in correct position
      *
-     * @param \DOMNode $contextNode
-     * @param \DOMNode $importNode
+     * @param DOMNode $contextNode
+     * @param DOMNode $importNode
      * @return void
      */
-    private function appendNodeToContext(\DOMNode $contextNode, \DOMNode $importNode)
+    private function appendNodeToContext(DOMNode $contextNode, DOMNode $importNode)
     {
         if (!$contextNode->hasChildNodes()) {
             $contextNode->appendChild($importNode);
             return;
         }
         $childContextNode = null;
-        /** @var \DOMNode $child */
+        /** @var DOMNode $child */
         foreach ($contextNode->childNodes as $child) {
             if ($child->nodeType != XML_ELEMENT_NODE) {
                 continue;
diff --git a/app/code/Magento/Ui/Config/Reader/FileResolver.php b/app/code/Magento/Ui/Config/Reader/FileResolver.php
index 12b8b26405e9a..a2c952ee74ed4 100644
--- a/app/code/Magento/Ui/Config/Reader/FileResolver.php
+++ b/app/code/Magento/Ui/Config/Reader/FileResolver.php
@@ -14,11 +14,6 @@
  */
 class FileResolver implements FileResolverInterface
 {
-    /**
-     * @var AggregatedFileCollectorFactory
-     */
-    private $fileCollectorFactory;
-
     /**
      * @var string
      */
@@ -27,9 +22,9 @@ class FileResolver implements FileResolverInterface
     /**
      * @param AggregatedFileCollectorFactory $fileCollectorFactory
      */
-    public function __construct(AggregatedFileCollectorFactory $fileCollectorFactory)
-    {
-        $this->fileCollectorFactory = $fileCollectorFactory;
+    public function __construct(
+        private readonly AggregatedFileCollectorFactory $fileCollectorFactory
+    ) {
     }
 
     /**
diff --git a/app/code/Magento/Ui/Config/Reader/SchemaLocator.php b/app/code/Magento/Ui/Config/Reader/SchemaLocator.php
index 7f440d13abc2e..45cde5570c698 100644
--- a/app/code/Magento/Ui/Config/Reader/SchemaLocator.php
+++ b/app/code/Magento/Ui/Config/Reader/SchemaLocator.php
@@ -5,13 +5,14 @@
  */
 namespace Magento\Ui\Config\Reader;
 
+use Magento\Framework\Config\SchemaLocatorInterface;
 use Magento\Framework\Module\Dir;
 use Magento\Framework\Module\Dir\Reader;
 
 /**
  * Config schema locator interface
  */
-class SchemaLocator implements \Magento\Framework\Config\SchemaLocatorInterface
+class SchemaLocator implements SchemaLocatorInterface
 {
     /**
      * Path to corresponding XSD file with validation rules for config (per-file)
diff --git a/app/code/Magento/Ui/Config/Reader/Template/SchemaLocator.php b/app/code/Magento/Ui/Config/Reader/Template/SchemaLocator.php
index 329bcd5705485..7db918baced8c 100644
--- a/app/code/Magento/Ui/Config/Reader/Template/SchemaLocator.php
+++ b/app/code/Magento/Ui/Config/Reader/Template/SchemaLocator.php
@@ -5,12 +5,14 @@
  */
 namespace Magento\Ui\Config\Reader\Template;
 
+use Magento\Framework\Config\SchemaLocatorInterface;
 use Magento\Framework\Module\Dir;
+use Magento\Framework\Module\Dir\Reader as DirReader;
 
 /**
  * Config schema locator interface
  */
-class SchemaLocator implements \Magento\Framework\Config\SchemaLocatorInterface
+class SchemaLocator implements SchemaLocatorInterface
 {
     /**
      * Path to corresponding XSD file with validation rules for merged config
@@ -20,9 +22,9 @@ class SchemaLocator implements \Magento\Framework\Config\SchemaLocatorInterface
     private $schema;
 
     /**
-     * @param \Magento\Framework\Module\Dir\Reader $moduleReader
+     * @param DirReader $moduleReader
      */
-    public function __construct(\Magento\Framework\Module\Dir\Reader $moduleReader)
+    public function __construct(DirReader $moduleReader)
     {
         $this->schema = $moduleReader->getModuleDir(Dir::MODULE_ETC_DIR, 'Magento_Ui') . '/' . 'ui_template.xsd';
     }
diff --git a/app/code/Magento/Ui/Controller/Adminhtml/AbstractAction.php b/app/code/Magento/Ui/Controller/Adminhtml/AbstractAction.php
index e7ca944908e07..a269fff720ae4 100644
--- a/app/code/Magento/Ui/Controller/Adminhtml/AbstractAction.php
+++ b/app/code/Magento/Ui/Controller/Adminhtml/AbstractAction.php
@@ -17,19 +17,15 @@
  */
 abstract class AbstractAction extends Action implements UiActionInterface
 {
-    /**
-     * @var UiComponentFactory
-     */
-    protected $factory;
-
     /**
      * @param Context $context
      * @param UiComponentFactory $factory
      */
-    public function __construct(Context $context, UiComponentFactory $factory)
-    {
+    public function __construct(
+        Context $context,
+        protected readonly UiComponentFactory $factory
+    ) {
         parent::__construct($context);
-        $this->factory = $factory;
     }
 
     /**
diff --git a/app/code/Magento/Ui/Controller/Adminhtml/Bookmark/Delete.php b/app/code/Magento/Ui/Controller/Adminhtml/Bookmark/Delete.php
index 78cea3c6504dc..1a0da95f5b1bd 100644
--- a/app/code/Magento/Ui/Controller/Adminhtml/Bookmark/Delete.php
+++ b/app/code/Magento/Ui/Controller/Adminhtml/Bookmark/Delete.php
@@ -18,16 +18,6 @@
  */
 class Delete extends AbstractAction
 {
-    /**
-     * @var BookmarkRepositoryInterface
-     */
-    protected $bookmarkRepository;
-
-    /**
-     * @var BookmarkManagementInterface
-     */
-    private $bookmarkManagement;
-
     /**
      * @param Context $context
      * @param UiComponentFactory $factory
@@ -37,12 +27,10 @@ class Delete extends AbstractAction
     public function __construct(
         Context $context,
         UiComponentFactory $factory,
-        BookmarkRepositoryInterface $bookmarkRepository,
-        BookmarkManagementInterface $bookmarkManagement
+        protected readonly BookmarkRepositoryInterface $bookmarkRepository,
+        private readonly BookmarkManagementInterface $bookmarkManagement
     ) {
         parent::__construct($context, $factory);
-        $this->bookmarkRepository = $bookmarkRepository;
-        $this->bookmarkManagement = $bookmarkManagement;
     }
 
     /**
diff --git a/app/code/Magento/Ui/Controller/Adminhtml/Bookmark/Save.php b/app/code/Magento/Ui/Controller/Adminhtml/Bookmark/Save.php
index 1c95428ea93e0..64892c0cfc800 100644
--- a/app/code/Magento/Ui/Controller/Adminhtml/Bookmark/Save.php
+++ b/app/code/Magento/Ui/Controller/Adminhtml/Bookmark/Save.php
@@ -5,16 +5,21 @@
  */
 namespace Magento\Ui\Controller\Adminhtml\Bookmark;
 
+use InvalidArgumentException;
+use LogicException;
 use Magento\Framework\App\Action\HttpPostActionInterface as HttpPostActionInterface;
 use Magento\Authorization\Model\UserContextInterface;
 use Magento\Backend\App\Action\Context;
+use Magento\Framework\App\ObjectManager;
 use Magento\Framework\Json\DecoderInterface;
+use Magento\Framework\Serialize\Serializer\Json;
 use Magento\Framework\View\Element\UiComponentFactory;
 use Magento\Ui\Api\BookmarkManagementInterface;
 use Magento\Ui\Api\BookmarkRepositoryInterface;
 use Magento\Ui\Api\Data\BookmarkInterface;
 use Magento\Ui\Api\Data\BookmarkInterfaceFactory;
 use Magento\Ui\Controller\Adminhtml\AbstractAction;
+use RuntimeException;
 
 /**
  * Bookmark Save action
@@ -32,37 +37,6 @@ class Save extends AbstractAction implements HttpPostActionInterface
 
     public const VIEWS_IDENTIFIER = 'views';
 
-    /**
-     * @var BookmarkRepositoryInterface
-     */
-    protected $bookmarkRepository;
-
-    /**
-     * @var BookmarkManagementInterface
-     */
-    protected $bookmarkManagement;
-
-    /**
-     * @var BookmarkInterfaceFactory
-     */
-    protected $bookmarkFactory;
-
-    /**
-     * @var UserContextInterface
-     */
-    protected $userContext;
-
-    /**
-     * @var DecoderInterface
-     * @deprecated 101.1.0
-     */
-    protected $jsonDecoder;
-
-    /**
-     * @var \Magento\Framework\Serialize\Serializer\Json
-     */
-    private $serializer;
-
     /**
      * @param Context $context
      * @param UiComponentFactory $factory
@@ -71,35 +45,30 @@ class Save extends AbstractAction implements HttpPostActionInterface
      * @param BookmarkInterfaceFactory $bookmarkFactory
      * @param UserContextInterface $userContext
      * @param DecoderInterface $jsonDecoder
-     * @param \Magento\Framework\Serialize\Serializer\Json|null $serializer
-     * @throws \RuntimeException
+     * @param Json|null $serializer
+     * @throws RuntimeException
      */
     public function __construct(
         Context $context,
         UiComponentFactory $factory,
-        BookmarkRepositoryInterface $bookmarkRepository,
-        BookmarkManagementInterface $bookmarkManagement,
-        BookmarkInterfaceFactory $bookmarkFactory,
-        UserContextInterface $userContext,
-        DecoderInterface $jsonDecoder,
-        \Magento\Framework\Serialize\Serializer\Json $serializer = null
+        protected readonly BookmarkRepositoryInterface $bookmarkRepository,
+        protected readonly BookmarkManagementInterface $bookmarkManagement,
+        protected readonly BookmarkInterfaceFactory $bookmarkFactory,
+        protected readonly UserContextInterface $userContext,
+        protected readonly DecoderInterface $jsonDecoder,
+        private ?Json $serializer = null
     ) {
         parent::__construct($context, $factory);
-        $this->bookmarkRepository = $bookmarkRepository;
-        $this->bookmarkManagement = $bookmarkManagement;
-        $this->bookmarkFactory = $bookmarkFactory;
-        $this->userContext = $userContext;
-        $this->jsonDecoder = $jsonDecoder;
-        $this->serializer = $serializer ?: \Magento\Framework\App\ObjectManager::getInstance()
-            ->get(\Magento\Framework\Serialize\Serializer\Json::class);
+        $this->serializer = $serializer ?: ObjectManager::getInstance()
+            ->get(Json::class);
     }
 
     /**
      * Action for AJAX request
      *
      * @return void
-     * @throws \InvalidArgumentException
-     * @throws \LogicException
+     * @throws InvalidArgumentException
+     * @throws LogicException
      */
     public function execute()
     {
@@ -110,7 +79,7 @@ public function execute()
         $bookmark = $this->bookmarkFactory->create();
         $jsonData = $this->_request->getParam('data');
         if (!$jsonData) {
-            throw new \InvalidArgumentException('Invalid parameter "data"');
+            throw new InvalidArgumentException('Invalid parameter "data"');
         }
         $data = $this->serializer->unserialize($jsonData);
         $action = key($data);
@@ -143,7 +112,7 @@ public function execute()
                 break;
 
             default:
-                throw new \LogicException(__('Unsupported bookmark action.'));
+                throw new LogicException(__('Unsupported bookmark action.'));
         }
     }
 
diff --git a/app/code/Magento/Ui/Controller/Adminhtml/Export/GridToCsv.php b/app/code/Magento/Ui/Controller/Adminhtml/Export/GridToCsv.php
index cb0fae3c18e59..286cef5fdb179 100644
--- a/app/code/Magento/Ui/Controller/Adminhtml/Export/GridToCsv.php
+++ b/app/code/Magento/Ui/Controller/Adminhtml/Export/GridToCsv.php
@@ -7,37 +7,20 @@
 
 use Magento\Backend\App\Action;
 use Magento\Backend\App\Action\Context;
+use Magento\Framework\App\ResponseInterface;
+use Magento\Framework\Exception\LocalizedException;
 use Magento\Ui\Model\Export\ConvertToCsv;
 use Magento\Framework\App\Response\Http\FileFactory;
 use Magento\Framework\App\ObjectManager;
 use Magento\Ui\Component\MassAction\Filter;
 use Psr\Log\LoggerInterface;
+use Throwable;
 
 /**
  * Class Render
  */
 class GridToCsv extends Action
 {
-    /**
-     * @var ConvertToCsv
-     */
-    protected $converter;
-
-    /**
-     * @var FileFactory
-     */
-    protected $fileFactory;
-
-    /**
-     * @var Filter
-     */
-    private $filter;
-
-    /**
-     * @var LoggerInterface
-     */
-    private $logger;
-
     /**
      * @param Context $context
      * @param ConvertToCsv $converter
@@ -47,14 +30,12 @@ class GridToCsv extends Action
      */
     public function __construct(
         Context $context,
-        ConvertToCsv $converter,
-        FileFactory $fileFactory,
-        Filter $filter = null,
-        LoggerInterface $logger = null
+        protected readonly ConvertToCsv $converter,
+        protected readonly FileFactory $fileFactory,
+        private ?Filter $filter = null,
+        private ?LoggerInterface $logger = null
     ) {
         parent::__construct($context);
-        $this->converter = $converter;
-        $this->fileFactory = $fileFactory;
         $this->filter = $filter ?: ObjectManager::getInstance()->get(Filter::class);
         $this->logger = $logger ?: ObjectManager::getInstance()->get(LoggerInterface::class);
     }
@@ -62,8 +43,8 @@ public function __construct(
     /**
      * Export data provider to CSV
      *
-     * @throws \Magento\Framework\Exception\LocalizedException
-     * @return \Magento\Framework\App\ResponseInterface
+     * @throws LocalizedException
+     * @return ResponseInterface
      */
     public function execute()
     {
@@ -88,7 +69,7 @@ protected function _isAllowed()
                         $dataProviderConfig['aclResource']
                     );
                 }
-            } catch (\Throwable $exception) {
+            } catch (Throwable $exception) {
                 $this->logger->critical($exception);
 
                 return false;
diff --git a/app/code/Magento/Ui/Controller/Adminhtml/Export/GridToXml.php b/app/code/Magento/Ui/Controller/Adminhtml/Export/GridToXml.php
index 130e89bb246b9..9baeb82740b17 100644
--- a/app/code/Magento/Ui/Controller/Adminhtml/Export/GridToXml.php
+++ b/app/code/Magento/Ui/Controller/Adminhtml/Export/GridToXml.php
@@ -7,37 +7,20 @@
 
 use Magento\Backend\App\Action;
 use Magento\Backend\App\Action\Context;
+use Magento\Framework\App\ResponseInterface;
+use Magento\Framework\Exception\LocalizedException;
 use Magento\Ui\Model\Export\ConvertToXml;
 use Magento\Framework\App\Response\Http\FileFactory;
 use Magento\Framework\App\ObjectManager;
 use Magento\Ui\Component\MassAction\Filter;
 use Psr\Log\LoggerInterface;
+use Throwable;
 
 /**
  * Class Render
  */
 class GridToXml extends Action
 {
-    /**
-     * @var ConvertToXml
-     */
-    protected $converter;
-
-    /**
-     * @var FileFactory
-     */
-    protected $fileFactory;
-
-    /**
-     * @var Filter
-     */
-    private $filter;
-
-    /**
-     * @var LoggerInterface
-     */
-    private $logger;
-
     /**
      * @param Context $context
      * @param ConvertToXml $converter
@@ -47,14 +30,12 @@ class GridToXml extends Action
      */
     public function __construct(
         Context $context,
-        ConvertToXml $converter,
-        FileFactory $fileFactory,
-        Filter $filter = null,
-        LoggerInterface $logger = null
+        protected readonly ConvertToXml $converter,
+        protected readonly FileFactory $fileFactory,
+        private ?Filter $filter = null,
+        private ?LoggerInterface $logger = null
     ) {
         parent::__construct($context);
-        $this->converter = $converter;
-        $this->fileFactory = $fileFactory;
         $this->filter = $filter ?: ObjectManager::getInstance()->get(Filter::class);
         $this->logger = $logger ?: ObjectManager::getInstance()->get(LoggerInterface::class);
     }
@@ -62,8 +43,8 @@ public function __construct(
     /**
      * Export data provider to XML
      *
-     * @throws \Magento\Framework\Exception\LocalizedException
-     * @return \Magento\Framework\App\ResponseInterface
+     * @throws LocalizedException
+     * @return ResponseInterface
      */
     public function execute()
     {
@@ -88,7 +69,7 @@ protected function _isAllowed()
                         $dataProviderConfig['aclResource']
                     );
                 }
-            } catch (\Throwable $exception) {
+            } catch (Throwable $exception) {
                 $this->logger->critical($exception);
 
                 return false;
diff --git a/app/code/Magento/Ui/Controller/Adminhtml/Index/Render.php b/app/code/Magento/Ui/Controller/Adminhtml/Index/Render.php
index a1502b0650e2b..095f468410fe5 100644
--- a/app/code/Magento/Ui/Controller/Adminhtml/Index/Render.php
+++ b/app/code/Magento/Ui/Controller/Adminhtml/Index/Render.php
@@ -5,7 +5,13 @@
  */
 namespace Magento\Ui\Controller\Adminhtml\Index;
 
+use Exception;
+use Laminas\Http\AbstractMessage;
+use Laminas\Http\Response;
 use Magento\Backend\App\Action\Context;
+use Magento\Framework\App\ObjectManager;
+use Magento\Framework\Controller\Result\Json as ResultJson;
+use Magento\Framework\Exception\LocalizedException;
 use Magento\Ui\Controller\Adminhtml\AbstractAction;
 use Magento\Framework\View\Element\UiComponentFactory;
 use Magento\Framework\View\Element\UiComponentInterface;
@@ -25,26 +31,6 @@
  */
 class Render extends AbstractAction
 {
-    /**
-     * @var \Magento\Ui\Model\UiComponentTypeResolver
-     */
-    private $contentTypeResolver;
-
-    /**
-     * @var JsonFactory
-     */
-    private $resultJsonFactory;
-
-    /**
-     * @var Escaper
-     */
-    private $escaper;
-
-    /**
-     * @var LoggerInterface
-     */
-    private $logger;
-
     /**
      * @param Context $context
      * @param UiComponentFactory $factory
@@ -56,19 +42,18 @@ class Render extends AbstractAction
     public function __construct(
         Context $context,
         UiComponentFactory $factory,
-        UiComponentTypeResolver $contentTypeResolver,
-        JsonFactory $resultJsonFactory = null,
-        Escaper $escaper = null,
-        LoggerInterface $logger = null
+        private readonly UiComponentTypeResolver $contentTypeResolver,
+        private ?JsonFactory $resultJsonFactory = null,
+        private ?Escaper $escaper = null,
+        private ?LoggerInterface $logger = null
     ) {
         parent::__construct($context, $factory);
-        $this->contentTypeResolver = $contentTypeResolver;
-        $this->resultJsonFactory = $resultJsonFactory ?: \Magento\Framework\App\ObjectManager::getInstance()
-            ->get(\Magento\Framework\Controller\Result\JsonFactory::class);
-        $this->escaper = $escaper ?: \Magento\Framework\App\ObjectManager::getInstance()
-            ->get(\Magento\Framework\Escaper::class);
-        $this->logger = $logger ?: \Magento\Framework\App\ObjectManager::getInstance()
-            ->get(\Psr\Log\LoggerInterface::class);
+        $this->resultJsonFactory = $resultJsonFactory ?: ObjectManager::getInstance()
+            ->get(JsonFactory::class);
+        $this->escaper = $escaper ?: ObjectManager::getInstance()
+            ->get(Escaper::class);
+        $this->logger = $logger ?: ObjectManager::getInstance()
+            ->get(LoggerInterface::class);
     }
 
     /**
@@ -93,11 +78,11 @@ public function execute()
                 $contentType = $this->contentTypeResolver->resolve($component->getContext());
                 $this->getResponse()->setHeader('Content-Type', $contentType, true);
             } else {
-                /** @var \Magento\Framework\Controller\Result\Json $resultJson */
+                /** @var ResultJson $resultJson */
                 $resultJson = $this->resultJsonFactory->create();
                 $resultJson->setStatusHeader(
-                    \Laminas\Http\Response::STATUS_CODE_403,
-                    \Laminas\Http\AbstractMessage::VERSION_11,
+                    Response::STATUS_CODE_403,
+                    AbstractMessage::VERSION_11,
                     'Forbidden'
                 );
                 return $resultJson->setData([
@@ -105,32 +90,32 @@ public function execute()
                         'errorcode' => 403
                 ]);
             }
-        } catch (\Magento\Framework\Exception\LocalizedException $e) {
+        } catch (LocalizedException $e) {
             $this->logger->critical($e);
             $result = [
                 'error' => $this->escaper->escapeHtml($e->getMessage()),
                 'errorcode' => $this->escaper->escapeHtml($e->getCode())
             ];
-            /** @var \Magento\Framework\Controller\Result\Json $resultJson */
+            /** @var ResultJson $resultJson */
             $resultJson = $this->resultJsonFactory->create();
             $resultJson->setStatusHeader(
-                \Laminas\Http\Response::STATUS_CODE_400,
-                \Laminas\Http\AbstractMessage::VERSION_11,
+                Response::STATUS_CODE_400,
+                AbstractMessage::VERSION_11,
                 'Bad Request'
             );
 
             return $resultJson->setData($result);
-        } catch (\Exception $e) {
+        } catch (Exception $e) {
             $this->logger->critical($e);
             $result = [
                 'error' => __('UI component could not be rendered because of system exception'),
                 'errorcode' => $this->escaper->escapeHtml($e->getCode())
             ];
-            /** @var \Magento\Framework\Controller\Result\Json $resultJson */
+            /** @var ResultJson $resultJson */
             $resultJson = $this->resultJsonFactory->create();
             $resultJson->setStatusHeader(
-                \Laminas\Http\Response::STATUS_CODE_400,
-                \Laminas\Http\AbstractMessage::VERSION_11,
+                Response::STATUS_CODE_400,
+                AbstractMessage::VERSION_11,
                 'Bad Request'
             );
 
diff --git a/app/code/Magento/Ui/Controller/Adminhtml/Index/Render/Handle.php b/app/code/Magento/Ui/Controller/Adminhtml/Index/Render/Handle.php
index 6ea14448c4aef..e5a1d25950c86 100644
--- a/app/code/Magento/Ui/Controller/Adminhtml/Index/Render/Handle.php
+++ b/app/code/Magento/Ui/Controller/Adminhtml/Index/Render/Handle.php
@@ -21,11 +21,6 @@
  */
 class Handle extends AbstractAction implements HttpGetActionInterface
 {
-    /**
-     * @var ContextFactory
-     */
-    private $contextFactory;
-
     /**
      * @param Context $context
      * @param UiComponentFactory $factory
@@ -34,7 +29,7 @@ class Handle extends AbstractAction implements HttpGetActionInterface
     public function __construct(
         Context $context,
         UiComponentFactory $factory,
-        ContextFactory $contextFactory = null
+        private ?ContextFactory $contextFactory = null
     ) {
         parent::__construct($context, $factory);
         $this->contextFactory = $contextFactory
diff --git a/app/code/Magento/Ui/Controller/Index/Render.php b/app/code/Magento/Ui/Controller/Index/Render.php
index 3ec58784ef53b..c049f9c789624 100644
--- a/app/code/Magento/Ui/Controller/Index/Render.php
+++ b/app/code/Magento/Ui/Controller/Index/Render.php
@@ -5,8 +5,14 @@
  */
 namespace Magento\Ui\Controller\Index;
 
+use Exception;
+use Laminas\Http\AbstractMessage;
+use Laminas\Http\Response;
 use Magento\Backend\App\Action\Context;
+use Magento\Framework\App\Action\Action;
 use Magento\Framework\App\ObjectManager;
+use Magento\Framework\Controller\Result\Json as ResultJson;
+use Magento\Framework\Exception\LocalizedException;
 use Magento\Framework\View\Element\UiComponentFactory;
 use Magento\Framework\View\Element\UiComponentInterface;
 use Magento\Ui\Model\UiComponentTypeResolver;
@@ -24,38 +30,8 @@
  * @SuppressWarnings(PHPMD.AllPurposeAction)
  * @SuppressWarnings(PHPMD.CouplingBetweenObjects)
  */
-class Render extends \Magento\Framework\App\Action\Action
+class Render extends Action
 {
-    /**
-     * @var Context
-     */
-    private $context;
-
-    /**
-     * @var UiComponentFactory
-     */
-    private $uiComponentFactory;
-
-    /**
-     * @var UiComponentTypeResolver
-     */
-    private $contentTypeResolver;
-
-    /**
-     * @var JsonFactory
-     */
-    private $resultJsonFactory;
-
-    /**
-     * @var Escaper
-     */
-    private $escaper;
-
-    /**
-     * @var LoggerInterface
-     */
-    private $logger;
-
     /**
      * @var AuthorizationInterface
      */
@@ -71,16 +47,14 @@ class Render extends \Magento\Framework\App\Action\Action
      * @param LoggerInterface|null $logger
      */
     public function __construct(
-        Context $context,
-        UiComponentFactory $uiComponentFactory,
-        ?UiComponentTypeResolver $contentTypeResolver = null,
-        JsonFactory $resultJsonFactory = null,
-        Escaper $escaper = null,
-        LoggerInterface $logger = null
+        private readonly Context $context,
+        private readonly UiComponentFactory $uiComponentFactory,
+        private ?UiComponentTypeResolver $contentTypeResolver = null,
+        private ?JsonFactory $resultJsonFactory = null,
+        private ?Escaper $escaper = null,
+        private ?LoggerInterface $logger = null
     ) {
         parent::__construct($context);
-        $this->context = $context;
-        $this->uiComponentFactory = $uiComponentFactory;
         $this->authorization = $context->getAuthorization();
         $this->contentTypeResolver = $contentTypeResolver
             ?? ObjectManager::getInstance()->get(UiComponentTypeResolver::class);
@@ -109,11 +83,11 @@ public function execute()
                 $this->getResponse()->setHeader('Content-Type', $contentType, true);
                 return $this->getResponse();
             } else {
-                /** @var \Magento\Framework\Controller\Result\Json $resultJson */
+                /** @var ResultJson $resultJson */
                 $resultJson = $this->resultJsonFactory->create();
                 $resultJson->setStatusHeader(
-                    \Laminas\Http\Response::STATUS_CODE_403,
-                    \Laminas\Http\AbstractMessage::VERSION_11,
+                    Response::STATUS_CODE_403,
+                    AbstractMessage::VERSION_11,
                     'Forbidden'
                 );
                 return $resultJson->setData(
@@ -123,32 +97,32 @@ public function execute()
                     ]
                 );
             }
-        } catch (\Magento\Framework\Exception\LocalizedException $e) {
+        } catch (LocalizedException $e) {
             $this->logger->critical($e);
             $result = [
                 'error' => $this->escaper->escapeHtml($e->getMessage()),
                 'errorcode' => $this->escaper->escapeHtml($e->getCode())
             ];
-            /** @var \Magento\Framework\Controller\Result\Json $resultJson */
+            /** @var ResultJson $resultJson */
             $resultJson = $this->resultJsonFactory->create();
             $resultJson->setStatusHeader(
-                \Laminas\Http\Response::STATUS_CODE_400,
-                \Laminas\Http\AbstractMessage::VERSION_11,
+                Response::STATUS_CODE_400,
+                AbstractMessage::VERSION_11,
                 'Bad Request'
             );
 
             return $resultJson->setData($result);
-        } catch (\Exception $e) {
+        } catch (Exception $e) {
             $this->logger->critical($e);
             $result = [
                 'error' => __('UI component could not be rendered because of system exception'),
                 'errorcode' => $this->escaper->escapeHtml($e->getCode())
             ];
-            /** @var \Magento\Framework\Controller\Result\Json $resultJson */
+            /** @var ResultJson $resultJson */
             $resultJson = $this->resultJsonFactory->create();
             $resultJson->setStatusHeader(
-                \Laminas\Http\Response::STATUS_CODE_400,
-                \Laminas\Http\AbstractMessage::VERSION_11,
+                Response::STATUS_CODE_400,
+                AbstractMessage::VERSION_11,
                 'Bad Request'
             );
 
diff --git a/app/code/Magento/Ui/DataProvider/AbstractDataProvider.php b/app/code/Magento/Ui/DataProvider/AbstractDataProvider.php
index c8a483d26d80c..e5b3aca1d71cc 100644
--- a/app/code/Magento/Ui/DataProvider/AbstractDataProvider.php
+++ b/app/code/Magento/Ui/DataProvider/AbstractDataProvider.php
@@ -5,6 +5,8 @@
  */
 namespace Magento\Ui\DataProvider;
 
+use Magento\Framework\Api\Filter;
+use Magento\Framework\Api\Search\SearchResultInterface;
 use Magento\Framework\Model\ResourceModel\Db\Collection\AbstractCollection;
 use Magento\Framework\View\Element\UiComponent\DataProvider\DataProviderInterface;
 
@@ -17,39 +19,6 @@
  */
 abstract class AbstractDataProvider implements DataProviderInterface, \Countable
 {
-    /**
-     * Data Provider name
-     *
-     * @var string
-     */
-    protected $name;
-
-    /**
-     * Data Provider Primary Identifier name
-     *
-     * @var string
-     */
-    protected $primaryFieldName;
-
-    /**
-     * Data Provider Request Parameter Identifier name
-     *
-     * @var string
-     */
-    protected $requestFieldName;
-
-    /**
-     * @var array
-     */
-    protected $meta = [];
-
-    /**
-     * Provider configuration data
-     *
-     * @var array
-     */
-    protected $data = [];
-
     /**
      * @var AbstractCollection
      */
@@ -63,17 +32,12 @@ abstract class AbstractDataProvider implements DataProviderInterface, \Countable
      * @param array $data
      */
     public function __construct(
-        $name,
-        $primaryFieldName,
-        $requestFieldName,
-        array $meta = [],
-        array $data = []
+        protected $name,
+        protected $primaryFieldName,
+        protected $requestFieldName,
+        protected array $meta = [],
+        protected array $data = []
     ) {
-        $this->name = $name;
-        $this->primaryFieldName = $primaryFieldName;
-        $this->requestFieldName = $requestFieldName;
-        $this->meta = $meta;
-        $this->data = $data;
     }
 
     /**
@@ -163,7 +127,7 @@ public function getFieldMetaInfo($fieldSetName, $fieldName)
     /**
      * @inheritdoc
      */
-    public function addFilter(\Magento\Framework\Api\Filter $filter)
+    public function addFilter(Filter $filter)
     {
         // @phpstan-ignore-next-line as adding return statement cause of backward compatibility issue
         $this->getCollection()->addFieldToFilter(
@@ -186,7 +150,7 @@ public function getSearchCriteria()
     /**
      * Returns SearchResult
      *
-     * @return \Magento\Framework\Api\Search\SearchResultInterface
+     * @return SearchResultInterface
      */
     public function getSearchResult()
     {
@@ -303,6 +267,6 @@ public function setConfigData($config)
      */
     public function getAllIds()
     {
-        return  $this->getCollection()->getAllIds();
+        return $this->getCollection()->getAllIds();
     }
 }
diff --git a/app/code/Magento/Ui/DataProvider/Mapper/FormElement.php b/app/code/Magento/Ui/DataProvider/Mapper/FormElement.php
index ea2a09f71a16b..04ac0267c5ea6 100644
--- a/app/code/Magento/Ui/DataProvider/Mapper/FormElement.php
+++ b/app/code/Magento/Ui/DataProvider/Mapper/FormElement.php
@@ -10,17 +10,12 @@
  */
 class FormElement implements MapperInterface
 {
-    /**
-     * @var array
-     */
-    protected $mappings = [];
-
     /**
      * @param array $mappings
      */
-    public function __construct(array $mappings)
-    {
-        $this->mappings = $mappings;
+    public function __construct(
+        protected readonly array $mappings
+    ) {
     }
 
     /**
diff --git a/app/code/Magento/Ui/DataProvider/Mapper/MetaProperties.php b/app/code/Magento/Ui/DataProvider/Mapper/MetaProperties.php
index c4196c7ca5ceb..8dd6828035ebb 100644
--- a/app/code/Magento/Ui/DataProvider/Mapper/MetaProperties.php
+++ b/app/code/Magento/Ui/DataProvider/Mapper/MetaProperties.php
@@ -10,17 +10,12 @@
  */
 class MetaProperties implements MapperInterface
 {
-    /**
-     * @var array
-     */
-    protected $mappings = [];
-
     /**
      * @param array $mappings
      */
-    public function __construct(array $mappings)
-    {
-        $this->mappings = $mappings;
+    public function __construct(
+        protected readonly array $mappings = []
+    ) {
     }
 
     /**
diff --git a/app/code/Magento/Ui/DataProvider/Modifier/ModifierFactory.php b/app/code/Magento/Ui/DataProvider/Modifier/ModifierFactory.php
index 43faed72c0f5d..246fcfa9e5343 100644
--- a/app/code/Magento/Ui/DataProvider/Modifier/ModifierFactory.php
+++ b/app/code/Magento/Ui/DataProvider/Modifier/ModifierFactory.php
@@ -5,6 +5,7 @@
  */
 namespace Magento\Ui\DataProvider\Modifier;
 
+use InvalidArgumentException;
 use Magento\Framework\ObjectManagerInterface;
 
 /**
@@ -12,21 +13,14 @@
  */
 class ModifierFactory
 {
-    /**
-     * Object Manager
-     *
-     * @var ObjectManagerInterface
-     */
-    protected $objectManager;
-
     /**
      * Construct
      *
      * @param ObjectManagerInterface $objectManager
      */
-    public function __construct(ObjectManagerInterface $objectManager)
-    {
-        $this->objectManager = $objectManager;
+    public function __construct(
+        protected readonly ObjectManagerInterface $objectManager
+    ) {
     }
 
     /**
@@ -35,14 +29,14 @@ public function __construct(ObjectManagerInterface $objectManager)
      * @param string $className
      * @param array $data
      * @return ModifierInterface
-     * @throws \InvalidArgumentException
+     * @throws InvalidArgumentException
      */
     public function create($className, array $data = [])
     {
         $model = $this->objectManager->create($className, $data);
 
         if (!$model instanceof ModifierInterface) {
-            throw new \InvalidArgumentException(
+            throw new InvalidArgumentException(
                 'Type "' . $className . '" is not instance on ' . ModifierInterface::class
             );
         }
diff --git a/app/code/Magento/Ui/DataProvider/Modifier/Pool.php b/app/code/Magento/Ui/DataProvider/Modifier/Pool.php
index 882f97d57e9fb..d5b69ca0250f5 100644
--- a/app/code/Magento/Ui/DataProvider/Modifier/Pool.php
+++ b/app/code/Magento/Ui/DataProvider/Modifier/Pool.php
@@ -11,32 +11,21 @@
 /**
  * Class Pool
  */
-class Pool implements \Magento\Ui\DataProvider\Modifier\PoolInterface
+class Pool implements PoolInterface
 {
-    /**
-     * @var array
-     */
-    protected $modifiers = [];
-
     /**
      * @var array
      */
     protected $modifiersInstances = [];
 
-    /**
-     * @var ModifierFactory
-     */
-    protected $factory;
-
     /**
      * @param ModifierFactory $factory
      * @param array $modifiers
      */
     public function __construct(
-        ModifierFactory $factory,
-        array $modifiers = []
+        protected readonly ModifierFactory $factory,
+        protected array $modifiers = []
     ) {
-        $this->factory = $factory;
         $this->modifiers = $this->sort($modifiers);
     }
 
diff --git a/app/code/Magento/Ui/DataProvider/Modifier/PoolInterface.php b/app/code/Magento/Ui/DataProvider/Modifier/PoolInterface.php
index 0da2c9f6f73a4..b48491cc12ef8 100644
--- a/app/code/Magento/Ui/DataProvider/Modifier/PoolInterface.php
+++ b/app/code/Magento/Ui/DataProvider/Modifier/PoolInterface.php
@@ -7,6 +7,8 @@
 
 namespace Magento\Ui\DataProvider\Modifier;
 
+use Magento\Framework\Exception\LocalizedException;
+
 /**
  * Interface \Magento\Ui\DataProvider\Modifier\PoolInterface
  *
@@ -25,7 +27,7 @@ public function getModifiers();
      * Retrieve modifiers instantiated
      *
      * @return ModifierInterface[]
-     * @throws \Magento\Framework\Exception\LocalizedException
+     * @throws LocalizedException
      */
     public function getModifiersInstances();
 }
diff --git a/app/code/Magento/Ui/DataProvider/ModifierPoolDataProvider.php b/app/code/Magento/Ui/DataProvider/ModifierPoolDataProvider.php
index 4339c0e7f90d5..a9dc046a1ab40 100644
--- a/app/code/Magento/Ui/DataProvider/ModifierPoolDataProvider.php
+++ b/app/code/Magento/Ui/DataProvider/ModifierPoolDataProvider.php
@@ -12,11 +12,6 @@
 
 class ModifierPoolDataProvider extends AbstractDataProvider
 {
-    /**
-     * @var PoolInterface
-     */
-    private $pool;
-
     /**
      * @param string $name
      * @param string $primaryFieldName
@@ -31,7 +26,7 @@ public function __construct(
         $requestFieldName,
         array $meta = [],
         array $data = [],
-        PoolInterface $pool = null
+        private ?PoolInterface $pool = null
     ) {
         parent::__construct($name, $primaryFieldName, $requestFieldName, $meta, $data);
         $this->pool = $pool ?: ObjectManager::getInstance()->get(PoolInterface::class);
diff --git a/app/code/Magento/Ui/DataProvider/SearchResultFactory.php b/app/code/Magento/Ui/DataProvider/SearchResultFactory.php
index 83d06c7cf5fc1..9c5b9257c63d3 100644
--- a/app/code/Magento/Ui/DataProvider/SearchResultFactory.php
+++ b/app/code/Magento/Ui/DataProvider/SearchResultFactory.php
@@ -21,26 +21,6 @@
  */
 class SearchResultFactory
 {
-    /**
-     * @var HydratorInterface
-     */
-    private $hydrator;
-
-    /**
-     * @var DocumentFactory
-     */
-    private $documentFactory;
-
-    /**
-     * @var BaseSearchResultFactory
-     */
-    private $searchResultFactory;
-
-    /**
-     * @var AttributeValueFactory
-     */
-    private $attributeValueFactory;
-
     /**
      * @param HydratorInterface $hydrator
      * @param DocumentFactory $documentFactory
@@ -48,21 +28,17 @@ class SearchResultFactory
      * @param AttributeValueFactory $attributeValueFactory
      */
     public function __construct(
-        HydratorInterface $hydrator,
-        DocumentFactory $documentFactory,
-        BaseSearchResultFactory $searchResultFactory,
-        AttributeValueFactory $attributeValueFactory
+        private readonly HydratorInterface $hydrator,
+        private readonly DocumentFactory $documentFactory,
+        private readonly BaseSearchResultFactory $searchResultFactory,
+        private readonly AttributeValueFactory $attributeValueFactory
     ) {
-        $this->hydrator = $hydrator;
-        $this->documentFactory = $documentFactory;
-        $this->searchResultFactory = $searchResultFactory;
-        $this->attributeValueFactory = $attributeValueFactory;
     }
 
     /**
      * @param array $items
      * @param int $totalCount
-     * @param SearchCriteriaInterface SearchCriteriaInterface $searchCriteria
+     * @param SearchCriteriaInterface|SearchCriteriaInterface $searchCriteria
      * @param string $idFieldName
      * @return SearchResultInterface
      * @since 101.1.0
diff --git a/app/code/Magento/Ui/Model/Bookmark.php b/app/code/Magento/Ui/Model/Bookmark.php
index 2cb5666063067..50b6d2b461ca0 100644
--- a/app/code/Magento/Ui/Model/Bookmark.php
+++ b/app/code/Magento/Ui/Model/Bookmark.php
@@ -7,13 +7,17 @@
 
 use Magento\Framework\Api\AttributeValueFactory;
 use Magento\Framework\Api\ExtensionAttributesFactory;
+use Magento\Framework\App\ObjectManager;
 use Magento\Framework\Json\DecoderInterface;
 use Magento\Framework\Model\AbstractExtensibleModel;
 use Magento\Framework\Model\Context;
 use Magento\Framework\Registry;
+use Magento\Framework\Serialize\Serializer\Json;
+use Magento\Ui\Api\Data\BookmarkExtensionInterface;
 use Magento\Ui\Api\Data\BookmarkInterface;
 use Magento\Ui\Model\ResourceModel\Bookmark\Collection;
 use Magento\Ui\Model\ResourceModel\Bookmark as ResourceBookmark;
+use RuntimeException;
 
 /**
  * Domain class Bookmark
@@ -28,7 +32,7 @@ class Bookmark extends AbstractExtensibleModel implements BookmarkInterface
     protected $jsonDecoder;
 
     /**
-     * @var \Magento\Framework\Serialize\Serializer\Json
+     * @var Json
      */
     private $serializer;
 
@@ -41,8 +45,8 @@ class Bookmark extends AbstractExtensibleModel implements BookmarkInterface
      * @param Collection $resourceCollection
      * @param DecoderInterface $jsonDecoder
      * @param array $data
-     * @param \Magento\Framework\Serialize\Serializer\Json|null $serializer
-     * @throws \RuntimeException
+     * @param Json|null $serializer
+     * @throws RuntimeException
      */
     public function __construct(
         Context $context,
@@ -53,11 +57,11 @@ public function __construct(
         Collection $resourceCollection,
         DecoderInterface $jsonDecoder,
         array $data = [],
-        \Magento\Framework\Serialize\Serializer\Json $serializer = null
+        Json $serializer = null
     ) {
         $this->jsonDecoder = $jsonDecoder;
-        $this->serializer = $serializer ?: \Magento\Framework\App\ObjectManager::getInstance()
-            ->get(\Magento\Framework\Serialize\Serializer\Json::class);
+        $this->serializer = $serializer ?: ObjectManager::getInstance()
+            ->get(Json::class);
         parent::__construct(
             $context,
             $registry,
@@ -265,7 +269,7 @@ public function setUpdatedAt($updatedAt)
     /**
      * {@inheritdoc}
      *
-     * @return \Magento\Ui\Api\Data\BookmarkExtensionInterface|null
+     * @return BookmarkExtensionInterface|null
      */
     public function getExtensionAttributes()
     {
@@ -275,10 +279,10 @@ public function getExtensionAttributes()
     /**
      * {@inheritdoc}
      *
-     * @param \Magento\Ui\Api\Data\BookmarkExtensionInterface $extensionAttributes
+     * @param BookmarkExtensionInterface $extensionAttributes
      * @return $this
      */
-    public function setExtensionAttributes(\Magento\Ui\Api\Data\BookmarkExtensionInterface $extensionAttributes)
+    public function setExtensionAttributes(BookmarkExtensionInterface $extensionAttributes)
     {
         return $this->_setExtensionAttributes($extensionAttributes);
     }
diff --git a/app/code/Magento/Ui/Model/BookmarkManagement.php b/app/code/Magento/Ui/Model/BookmarkManagement.php
index 0659ce2ded7bc..adc66b941fa98 100644
--- a/app/code/Magento/Ui/Model/BookmarkManagement.php
+++ b/app/code/Magento/Ui/Model/BookmarkManagement.php
@@ -6,44 +6,26 @@
 
 namespace Magento\Ui\Model;
 
-class BookmarkManagement implements \Magento\Ui\Api\BookmarkManagementInterface
-{
-    /**
-     * @var \Magento\Ui\Api\BookmarkRepositoryInterface
-     */
-    protected $bookmarkRepository;
-
-    /**
-     * @var \Magento\Framework\Api\SearchCriteriaBuilder
-     */
-    protected $searchCriteriaBuilder;
-
-    /**
-     * @var \Magento\Framework\Api\FilterBuilder
-     */
-    protected $filterBuilder;
-
-    /**
-     * @var \Magento\Authorization\Model\UserContextInterface
-     */
-    protected $userContext;
+use Magento\Authorization\Model\UserContextInterface;
+use Magento\Framework\Api\FilterBuilder;
+use Magento\Framework\Api\SearchCriteriaBuilder;
+use Magento\Ui\Api\BookmarkManagementInterface;
+use Magento\Ui\Api\BookmarkRepositoryInterface;
 
+class BookmarkManagement implements BookmarkManagementInterface
+{
     /**
-     * @param \Magento\Ui\Api\BookmarkRepositoryInterface $bookmarkRepository
-     * @param \Magento\Framework\Api\FilterBuilder $filterBuilder
-     * @param \Magento\Framework\Api\SearchCriteriaBuilder $searchCriteriaBuilder
-     * @param \Magento\Authorization\Model\UserContextInterface $userContext
+     * @param BookmarkRepositoryInterface $bookmarkRepository
+     * @param FilterBuilder $filterBuilder
+     * @param SearchCriteriaBuilder $searchCriteriaBuilder
+     * @param UserContextInterface $userContext
      */
     public function __construct(
-        \Magento\Ui\Api\BookmarkRepositoryInterface $bookmarkRepository,
-        \Magento\Framework\Api\FilterBuilder $filterBuilder,
-        \Magento\Framework\Api\SearchCriteriaBuilder $searchCriteriaBuilder,
-        \Magento\Authorization\Model\UserContextInterface $userContext
+        protected readonly BookmarkRepositoryInterface $bookmarkRepository,
+        protected readonly FilterBuilder $filterBuilder,
+        protected readonly SearchCriteriaBuilder $searchCriteriaBuilder,
+        protected readonly UserContextInterface $userContext
     ) {
-        $this->bookmarkRepository = $bookmarkRepository;
-        $this->searchCriteriaBuilder = $searchCriteriaBuilder;
-        $this->filterBuilder = $filterBuilder;
-        $this->userContext = $userContext;
     }
 
     /**
diff --git a/app/code/Magento/Ui/Model/ColorPicker/ColorModesProvider.php b/app/code/Magento/Ui/Model/ColorPicker/ColorModesProvider.php
index 768cc39cdb45e..5eff6f1886049 100644
--- a/app/code/Magento/Ui/Model/ColorPicker/ColorModesProvider.php
+++ b/app/code/Magento/Ui/Model/ColorPicker/ColorModesProvider.php
@@ -8,6 +8,8 @@
 
 namespace Magento\Ui\Model\ColorPicker;
 
+use Magento\Framework\ObjectManagerInterface;
+
 /**
  * Collect all modes by configuration
  */
@@ -20,23 +22,15 @@ class ColorModesProvider
      */
     private $colorModes;
 
-    /**
-     * Magento object manager
-     *
-     * @var \Magento\Framework\ObjectManagerInterface
-     */
-    private $objectManager;
-
     /**
      * @param array $colorModesPool
-     * @param \Magento\Framework\ObjectManagerInterface $objectManager
+     * @param ObjectManagerInterface $objectManager
      */
     public function __construct(
         array $colorModesPool,
-        \Magento\Framework\ObjectManagerInterface $objectManager
+        private readonly ObjectManagerInterface $objectManager
     ) {
         $this->colorModes = $colorModesPool;
-        $this->objectManager = $objectManager;
     }
 
     /**
diff --git a/app/code/Magento/Ui/Model/Config.php b/app/code/Magento/Ui/Model/Config.php
index 42762844a88e4..bfaedce02edde 100644
--- a/app/code/Magento/Ui/Model/Config.php
+++ b/app/code/Magento/Ui/Model/Config.php
@@ -25,17 +25,12 @@ class Config
      */
     const XML_PATH_KEY = 'dev/js/session_storage_key';
 
-    /**
-     * @var ScopeConfigInterface
-     */
-    protected $scopeConfig;
-
     /**
      * @param ScopeConfigInterface $scopeConfig
      */
-    public function __construct(ScopeConfigInterface $scopeConfig)
-    {
-        $this->scopeConfig = $scopeConfig;
+    public function __construct(
+        protected readonly ScopeConfigInterface $scopeConfig
+    ) {
     }
 
     /**
diff --git a/app/code/Magento/Ui/Model/Export/ConvertToCsv.php b/app/code/Magento/Ui/Model/Export/ConvertToCsv.php
index f745a85895a3f..c8cadc1c85ff6 100644
--- a/app/code/Magento/Ui/Model/Export/ConvertToCsv.php
+++ b/app/code/Magento/Ui/Model/Export/ConvertToCsv.php
@@ -18,21 +18,6 @@ class ConvertToCsv
      */
     protected $directory;
 
-    /**
-     * @var MetadataProvider
-     */
-    protected $metadataProvider;
-
-    /**
-     * @var int|null
-     */
-    protected $pageSize = null;
-
-    /**
-     * @var Filter
-     */
-    protected $filter;
-
     /**
      * @param Filesystem $filesystem
      * @param Filter $filter
@@ -42,14 +27,11 @@ class ConvertToCsv
      */
     public function __construct(
         Filesystem $filesystem,
-        Filter $filter,
-        MetadataProvider $metadataProvider,
-        $pageSize = 200
+        protected readonly Filter $filter,
+        protected readonly MetadataProvider $metadataProvider,
+        protected $pageSize = 200
     ) {
-        $this->filter = $filter;
         $this->directory = $filesystem->getDirectoryWrite(DirectoryList::VAR_DIR);
-        $this->metadataProvider = $metadataProvider;
-        $this->pageSize = $pageSize;
     }
 
     /**
diff --git a/app/code/Magento/Ui/Model/Export/ConvertToXml.php b/app/code/Magento/Ui/Model/Export/ConvertToXml.php
index 224feabcab2c9..e00550095de03 100644
--- a/app/code/Magento/Ui/Model/Export/ConvertToXml.php
+++ b/app/code/Magento/Ui/Model/Export/ConvertToXml.php
@@ -25,36 +25,16 @@ class ConvertToXml
      */
     protected $directory;
 
-    /**
-     * @var MetadataProvider
-     */
-    protected $metadataProvider;
-
-    /**
-     * @var ExcelFactory
-     */
-    protected $excelFactory;
-
     /**
      * @var array
      */
     protected $options;
 
-    /**
-     * @var SearchResultIteratorFactory
-     */
-    protected $iteratorFactory;
-
     /**
      * @var array
      */
     protected $fields;
 
-    /**
-     * @var Filter
-     */
-    protected $filter;
-
     /**
      * @param Filesystem $filesystem
      * @param Filter $filter
@@ -65,16 +45,12 @@ class ConvertToXml
      */
     public function __construct(
         Filesystem $filesystem,
-        Filter $filter,
-        MetadataProvider $metadataProvider,
-        ExcelFactory $excelFactory,
-        SearchResultIteratorFactory $iteratorFactory
+        protected readonly Filter $filter,
+        protected readonly MetadataProvider $metadataProvider,
+        protected readonly ExcelFactory $excelFactory,
+        protected readonly SearchResultIteratorFactory $iteratorFactory
     ) {
-        $this->filter = $filter;
         $this->directory = $filesystem->getDirectoryWrite(DirectoryList::VAR_DIR);
-        $this->metadataProvider = $metadataProvider;
-        $this->excelFactory = $excelFactory;
-        $this->iteratorFactory = $iteratorFactory;
     }
 
     /**
diff --git a/app/code/Magento/Ui/Model/Export/MetadataProvider.php b/app/code/Magento/Ui/Model/Export/MetadataProvider.php
index 59f3af18de451..f647befd45bee 100755
--- a/app/code/Magento/Ui/Model/Export/MetadataProvider.php
+++ b/app/code/Magento/Ui/Model/Export/MetadataProvider.php
@@ -29,36 +29,16 @@
  */
 class MetadataProvider
 {
-    /**
-     * @var Filter
-     */
-    protected $filter;
-
     /**
      * @var array
      */
     protected $columns;
 
-    /**
-     * @var TimezoneInterface
-     */
-    protected $localeDate;
-
     /**
      * @var string
      */
     protected $locale;
 
-    /**
-     * @var string
-     */
-    protected $dateFormat;
-
-    /**
-     * @var array
-     */
-    protected $data;
-
     /**
      * @param Filter $filter
      * @param TimezoneInterface $localeDate
@@ -67,17 +47,13 @@ class MetadataProvider
      * @param array $data
      */
     public function __construct(
-        Filter $filter,
-        TimezoneInterface $localeDate,
+        protected readonly Filter $filter,
+        protected readonly TimezoneInterface $localeDate,
         ResolverInterface $localeResolver,
-        $dateFormat = 'M j, Y h:i:s A',
-        array $data = []
+        protected $dateFormat = 'M j, Y h:i:s A',
+        protected readonly array $data = []
     ) {
-        $this->filter = $filter;
-        $this->localeDate = $localeDate;
         $this->locale = $localeResolver->getLocale();
-        $this->dateFormat = $dateFormat;
-        $this->data = $data;
     }
 
     /**
diff --git a/app/code/Magento/Ui/Model/Export/SearchResultIterator.php b/app/code/Magento/Ui/Model/Export/SearchResultIterator.php
index da0004f405ca5..d8e793c6753a8 100644
--- a/app/code/Magento/Ui/Model/Export/SearchResultIterator.php
+++ b/app/code/Magento/Ui/Model/Export/SearchResultIterator.php
@@ -5,20 +5,16 @@
  */
 namespace Magento\Ui\Model\Export;
 
-class SearchResultIterator implements \Iterator
-{
-    /**
-     * @var array
-     */
-    protected $items;
+use Iterator;
 
+class SearchResultIterator implements Iterator
+{
     /**
      * @param array $items
      */
     public function __construct(
-        array $items
+        protected readonly array $items
     ) {
-        $this->items = $items;
     }
 
     /**
diff --git a/app/code/Magento/Ui/Model/Manager.php b/app/code/Magento/Ui/Model/Manager.php
index ce9e4e51ea7fe..eb4176a9b55c0 100644
--- a/app/code/Magento/Ui/Model/Manager.php
+++ b/app/code/Magento/Ui/Model/Manager.php
@@ -11,6 +11,7 @@
 use Magento\Framework\Config\CacheInterface;
 use Magento\Framework\Data\Argument\InterpreterInterface;
 use Magento\Framework\Exception\LocalizedException;
+use Magento\Framework\Phrase;
 use Magento\Framework\Serialize\SerializerInterface;
 use Magento\Framework\View\Element\UiComponent\ArrayObjectFactory;
 use Magento\Framework\View\Element\UiComponent\Config\Converter;
@@ -34,34 +35,6 @@ class Manager implements ManagerInterface
      */
     const CACHE_ID = 'ui_component_configuration_data';
 
-    /**
-     * Configuration provider for UI component
-     *
-     * @var ComponentDefinition
-     */
-    protected $componentConfigProvider;
-
-    /**
-     * Argument interpreter
-     *
-     * @var InterpreterInterface
-     */
-    protected $argumentInterpreter;
-
-    /**
-     * DOM document merger
-     *
-     * @var DomMergerInterface
-     */
-    protected $domMerger;
-
-    /**
-     * Factory for UI config reader
-     *
-     * @var ReaderFactory
-     */
-    protected $readerFactory;
-
     /**
      * Component data
      *
@@ -76,33 +49,11 @@ class Manager implements ManagerInterface
      */
     protected $componentsPool;
 
-    /**
-     * Factory for ArrayObject
-     *
-     * @var ArrayObjectFactory
-     */
-    protected $arrayObjectFactory;
-
-    /**
-     * @var AggregatedFileCollectorFactory
-     */
-    protected $aggregatedFileCollectorFactory;
-
-    /**
-     * @var CacheInterface
-     */
-    protected $cache;
-
     /**
      * @var UiReaderInterface[]
      */
     protected $uiReader;
 
-    /**
-     * @var SerializerInterface
-     */
-    private $serializer;
-
     /**
      * @param ComponentDefinition $componentConfigProvider
      * @param DomMergerInterface $domMerger
@@ -114,23 +65,16 @@ class Manager implements ManagerInterface
      * @param SerializerInterface|null $serializer
      */
     public function __construct(
-        ComponentDefinition $componentConfigProvider,
-        DomMergerInterface $domMerger,
-        ReaderFactory $readerFactory,
-        ArrayObjectFactory $arrayObjectFactory,
-        AggregatedFileCollectorFactory $aggregatedFileCollectorFactory,
-        CacheInterface $cache,
-        InterpreterInterface $argumentInterpreter,
-        SerializerInterface $serializer = null
+        protected readonly ComponentDefinition $componentConfigProvider,
+        protected readonly DomMergerInterface $domMerger,
+        protected readonly ReaderFactory $readerFactory,
+        protected readonly ArrayObjectFactory $arrayObjectFactory,
+        protected readonly AggregatedFileCollectorFactory $aggregatedFileCollectorFactory,
+        protected readonly CacheInterface $cache,
+        protected readonly InterpreterInterface $argumentInterpreter,
+        private ?SerializerInterface $serializer = null
     ) {
-        $this->componentConfigProvider = $componentConfigProvider;
-        $this->domMerger = $domMerger;
-        $this->readerFactory = $readerFactory;
-        $this->arrayObjectFactory = $arrayObjectFactory;
         $this->componentsData = $this->arrayObjectFactory->create();
-        $this->aggregatedFileCollectorFactory = $aggregatedFileCollectorFactory;
-        $this->cache = $cache;
-        $this->argumentInterpreter = $argumentInterpreter;
         $this->serializer = $serializer ?: ObjectManager::getInstance()->get(SerializerInterface::class);
     }
 
@@ -161,13 +105,13 @@ protected function hasData($name)
      *
      * @param string $name
      * @return ManagerInterface
-     * @throws \Magento\Framework\Exception\LocalizedException
+     * @throws LocalizedException
      */
     public function prepareData($name)
     {
         if ($name === null || $this->hasData($name)) {
             throw new LocalizedException(
-                new \Magento\Framework\Phrase(
+                new Phrase(
                     'The "%1" UI component element name is invalid. Verify the name and try again.',
                     [$name]
                 )
diff --git a/app/code/Magento/Ui/Model/ResourceModel/Bookmark.php b/app/code/Magento/Ui/Model/ResourceModel/Bookmark.php
index 6161ff1a6ec62..c3116bb3e3a65 100644
--- a/app/code/Magento/Ui/Model/ResourceModel/Bookmark.php
+++ b/app/code/Magento/Ui/Model/ResourceModel/Bookmark.php
@@ -6,6 +6,7 @@
 namespace Magento\Ui\Model\ResourceModel;
 
 use Magento\Framework\Model\ResourceModel\Db\AbstractDb;
+use Magento\Framework\Model\ResourceModel\Db\Context;
 
 /**
  * Bookmark resource
@@ -13,11 +14,11 @@
 class Bookmark extends AbstractDb
 {
     /**
-     * @param \Magento\Framework\Model\ResourceModel\Db\Context $context
+     * @param Context $context
      * @param string $connectionName
      */
     public function __construct(
-        \Magento\Framework\Model\ResourceModel\Db\Context $context,
+        Context $context,
         $connectionName = null
     ) {
         parent::__construct($context, $connectionName);
diff --git a/app/code/Magento/Ui/Model/ResourceModel/Bookmark/Collection.php b/app/code/Magento/Ui/Model/ResourceModel/Bookmark/Collection.php
index 89decc1271368..9566b54a85c7e 100644
--- a/app/code/Magento/Ui/Model/ResourceModel/Bookmark/Collection.php
+++ b/app/code/Magento/Ui/Model/ResourceModel/Bookmark/Collection.php
@@ -6,6 +6,8 @@
 namespace Magento\Ui\Model\ResourceModel\Bookmark;
 
 use Magento\Framework\Model\ResourceModel\Db\Collection\AbstractCollection;
+use Magento\Ui\Model\Bookmark as ModelBookmark;
+use Magento\Ui\Model\ResourceModel\Bookmark as ResourceBookmark;
 
 /**
  * Bookmark Collection
@@ -19,6 +21,6 @@ class Collection extends AbstractCollection
      */
     protected function _construct()
     {
-        $this->_init(\Magento\Ui\Model\Bookmark::class, \Magento\Ui\Model\ResourceModel\Bookmark::class);
+        $this->_init(ModelBookmark::class, ResourceBookmark::class);
     }
 }
diff --git a/app/code/Magento/Ui/Model/ResourceModel/BookmarkRepository.php b/app/code/Magento/Ui/Model/ResourceModel/BookmarkRepository.php
index f773daaaf50c4..9322291437a05 100644
--- a/app/code/Magento/Ui/Model/ResourceModel/BookmarkRepository.php
+++ b/app/code/Magento/Ui/Model/ResourceModel/BookmarkRepository.php
@@ -6,12 +6,19 @@
 
 namespace Magento\Ui\Model\ResourceModel;
 
+use Exception;
 use Magento\Framework\Api\SearchCriteria\CollectionProcessorInterface;
 use Magento\Framework\Api\SearchCriteriaInterface;
+use Magento\Framework\Api\SearchResultsInterface;
 use Magento\Framework\Api\SortOrder;
+use Magento\Framework\App\ObjectManager;
+use Magento\Framework\Exception\InputException;
+use Magento\Framework\Exception\LocalizedException;
 use Magento\Ui\Api\BookmarkRepositoryInterface;
 use Magento\Framework\Api\Search\FilterGroup;
 use Magento\Ui\Api\Data\BookmarkInterface;
+use Magento\Ui\Api\Data\BookmarkInterfaceFactory;
+use Magento\Ui\Api\Data\BookmarkSearchResultsInterfaceFactory;
 use Magento\Ui\Model\ResourceModel\Bookmark\Collection;
 use Magento\Framework\Exception\CouldNotDeleteException;
 use Magento\Framework\Exception\CouldNotSaveException;
@@ -25,41 +32,17 @@
 class BookmarkRepository implements BookmarkRepositoryInterface
 {
     /**
-     * @var \Magento\Ui\Api\Data\BookmarkInterfaceFactory
-     */
-    protected $bookmarkFactory;
-
-    /**
-     * @var \Magento\Ui\Model\ResourceModel\Bookmark
-     */
-    protected $bookmarkResourceModel;
-
-    /**
-     * @var \Magento\Ui\Api\Data\BookmarkSearchResultsInterfaceFactory
-     */
-    protected $searchResultsFactory;
-
-    /**
-     * @var CollectionProcessorInterface
-     */
-    private $collectionProcessor;
-
-    /**
-     * @param \Magento\Ui\Api\Data\BookmarkInterfaceFactory $bookmarkFactory
+     * @param BookmarkInterfaceFactory $bookmarkFactory
      * @param Bookmark $bookmarkResourceModel
-     * @param \Magento\Ui\Api\Data\BookmarkSearchResultsInterfaceFactory $searchResultsFactory
+     * @param BookmarkSearchResultsInterfaceFactory $searchResultsFactory
      * @param CollectionProcessorInterface | null $collectionProcessor
      */
     public function __construct(
-        \Magento\Ui\Api\Data\BookmarkInterfaceFactory $bookmarkFactory,
-        \Magento\Ui\Model\ResourceModel\Bookmark $bookmarkResourceModel,
-        \Magento\Ui\Api\Data\BookmarkSearchResultsInterfaceFactory $searchResultsFactory,
-        CollectionProcessorInterface $collectionProcessor = null
+        protected readonly BookmarkInterfaceFactory $bookmarkFactory,
+        protected readonly Bookmark $bookmarkResourceModel,
+        protected readonly BookmarkSearchResultsInterfaceFactory $searchResultsFactory,
+        private ?CollectionProcessorInterface $collectionProcessor = null
     ) {
-
-        $this->bookmarkResourceModel = $bookmarkResourceModel;
-        $this->bookmarkFactory = $bookmarkFactory;
-        $this->searchResultsFactory = $searchResultsFactory;
         $this->collectionProcessor = $collectionProcessor ?: $this->getCollectionProcessor();
     }
 
@@ -74,7 +57,7 @@ public function save(BookmarkInterface $bookmark)
     {
         try {
             $this->bookmarkResourceModel->save($bookmark);
-        } catch (\Exception $exception) {
+        } catch (Exception $exception) {
             throw new CouldNotSaveException(__($exception->getMessage()));
         }
         return $bookmark;
@@ -103,15 +86,15 @@ public function getById($bookmarkId)
      * Retrieve bookmarks matching the specified criteria.
      *
      * @param SearchCriteriaInterface $searchCriteria
-     * @return \Magento\Framework\Api\SearchResultsInterface
-     * @throws \Magento\Framework\Exception\LocalizedException
+     * @return SearchResultsInterface
+     * @throws LocalizedException
      */
     public function getList(SearchCriteriaInterface $searchCriteria)
     {
         $searchResults = $this->searchResultsFactory->create();
         $searchResults->setSearchCriteria($searchCriteria);
 
-        /** @var \Magento\Ui\Model\ResourceModel\Bookmark\Collection $collection */
+        /** @var Collection $collection */
         $collection = $this->bookmarkFactory->create()->getCollection();
         $this->collectionProcessor->process($searchCriteria, $collection);
         $searchResults->setTotalCount($collection->getSize());
@@ -137,7 +120,7 @@ public function delete(BookmarkInterface $bookmark)
     {
         try {
             $this->bookmarkResourceModel->delete($bookmark);
-        } catch (\Exception $exception) {
+        } catch (Exception $exception) {
             throw new CouldNotDeleteException(__($exception->getMessage()));
         }
         return true;
@@ -163,7 +146,7 @@ public function deleteById($bookmarkId)
      * @param Collection $collection
      * @return void
      * @deprecated 101.0.0
-     * @throws \Magento\Framework\Exception\InputException
+     * @throws InputException
      */
     protected function addFilterGroupToCollection(FilterGroup $filterGroup, Collection $collection)
     {
@@ -182,7 +165,7 @@ protected function addFilterGroupToCollection(FilterGroup $filterGroup, Collecti
     private function getCollectionProcessor()
     {
         if (!$this->collectionProcessor) {
-            $this->collectionProcessor = \Magento\Framework\App\ObjectManager::getInstance()->get(
+            $this->collectionProcessor = ObjectManager::getInstance()->get(
                 CollectionProcessorInterface::class
             );
         }
diff --git a/app/code/Magento/Ui/Model/UiComponentGenerator.php b/app/code/Magento/Ui/Model/UiComponentGenerator.php
index ce51c4241e86d..163be31e4f75c 100644
--- a/app/code/Magento/Ui/Model/UiComponentGenerator.php
+++ b/app/code/Magento/Ui/Model/UiComponentGenerator.php
@@ -5,9 +5,11 @@
  */
 namespace Magento\Ui\Model;
 
+use Magento\Framework\Exception\LocalizedException;
 use Magento\Framework\View\Element\UiComponent\ContextFactory;
 use Magento\Framework\View\Element\UiComponentFactory;
 use Magento\Framework\View\Element\UiComponentInterface;
+use Magento\Framework\View\LayoutInterface;
 
 /**
  * Dynamically generate UI Component
@@ -18,38 +20,26 @@
  */
 class UiComponentGenerator
 {
-    /**
-     * @var ContextFactory
-     */
-    private $contextFactory;
-
-    /**
-     * @var UiComponentFactory
-     */
-    private $uiComponentFactory;
-
     /**
      * UiComponentGenerator constructor.
      * @param ContextFactory $contextFactory
      * @param UiComponentFactory $uiComponentFactory
      */
     public function __construct(
-        ContextFactory $contextFactory,
-        UiComponentFactory $uiComponentFactory
+        private readonly ContextFactory $contextFactory,
+        private readonly UiComponentFactory $uiComponentFactory
     ) {
-        $this->contextFactory = $contextFactory;
-        $this->uiComponentFactory = $uiComponentFactory;
     }
 
     /**
      * Allows to generate Ui component
      *
      * @param string $name
-     * @param \Magento\Framework\View\LayoutInterface $layout
+     * @param LayoutInterface $layout
      * @return UiComponentInterface
-     * @throws \Magento\Framework\Exception\LocalizedException
+     * @throws LocalizedException
      */
-    public function generateUiComponent($name, \Magento\Framework\View\LayoutInterface $layout)
+    public function generateUiComponent($name, LayoutInterface $layout)
     {
         $context = $this->contextFactory->create([
             'namespace' => $name,
diff --git a/app/code/Magento/Ui/Model/UiComponentTypeResolver.php b/app/code/Magento/Ui/Model/UiComponentTypeResolver.php
index da5eb1e80ed09..5e98fce2096fb 100644
--- a/app/code/Magento/Ui/Model/UiComponentTypeResolver.php
+++ b/app/code/Magento/Ui/Model/UiComponentTypeResolver.php
@@ -21,17 +21,12 @@ class UiComponentTypeResolver
      */
     const DEFAULT_CONTENT_TYPE = 'text/html';
 
-    /**
-     * @var array
-     */
-    private $uiComponentTypeMap = [];
-
     /**
      * @param array $uiComponentTypeMap
      */
-    public function __construct(array $uiComponentTypeMap)
-    {
-        $this->uiComponentTypeMap = $uiComponentTypeMap;
+    public function __construct(
+        private readonly array $uiComponentTypeMap = []
+    ) {
     }
 
     /**
diff --git a/app/code/Magento/Ui/Model/UrlInput/LinksConfigProvider.php b/app/code/Magento/Ui/Model/UrlInput/LinksConfigProvider.php
index 9a565a5bc7a8a..46d1601d4a077 100644
--- a/app/code/Magento/Ui/Model/UrlInput/LinksConfigProvider.php
+++ b/app/code/Magento/Ui/Model/UrlInput/LinksConfigProvider.php
@@ -8,34 +8,22 @@
 
 namespace Magento\Ui\Model\UrlInput;
 
+use Magento\Framework\ObjectManagerInterface;
+
 /**
  * Returns information about allowed links
  */
 class LinksConfigProvider implements ConfigInterface
 {
-    /**
-     * @var array
-     */
-    private $linksConfiguration;
-
-    /**
-     * Object manager
-     *
-     * @var \Magento\Framework\ObjectManagerInterface
-     */
-    private $objectManager;
-
     /**
      * LinksProvider constructor.
      * @param array $linksConfiguration
-     * @param \Magento\Framework\ObjectManagerInterface $objectManager
+     * @param ObjectManagerInterface $objectManager
      */
     public function __construct(
-        array $linksConfiguration,
-        \Magento\Framework\ObjectManagerInterface $objectManager
+        private readonly array $linksConfiguration,
+        private readonly ObjectManagerInterface $objectManager
     ) {
-        $this->linksConfiguration = $linksConfiguration;
-        $this->objectManager = $objectManager;
     }
 
     /**
diff --git a/app/code/Magento/Ui/TemplateEngine/Xhtml/Compiler/Element/Content.php b/app/code/Magento/Ui/TemplateEngine/Xhtml/Compiler/Element/Content.php
index 6c83b04dbb19b..81e27d731295d 100644
--- a/app/code/Magento/Ui/TemplateEngine/Xhtml/Compiler/Element/Content.php
+++ b/app/code/Magento/Ui/TemplateEngine/Xhtml/Compiler/Element/Content.php
@@ -5,6 +5,7 @@
  */
 namespace Magento\Ui\TemplateEngine\Xhtml\Compiler\Element;
 
+use DOMElement;
 use Magento\Framework\DataObject;
 use Magento\Framework\View\Element\UiComponentInterface;
 use Magento\Framework\View\TemplateEngine\Xhtml\CompilerInterface;
@@ -19,14 +20,14 @@ class Content implements ElementInterface
      * Compiles the Element node
      *
      * @param CompilerInterface $compiler
-     * @param \DOMElement $node
+     * @param DOMElement $node
      * @param DataObject $processedObject
      * @param DataObject $context
      * @return void
      */
     public function compile(
         CompilerInterface $compiler,
-        \DOMElement $node,
+        DOMElement $node,
         DataObject $processedObject,
         DataObject $context
     ) {
diff --git a/app/code/Magento/Ui/TemplateEngine/Xhtml/Compiler/Element/Form.php b/app/code/Magento/Ui/TemplateEngine/Xhtml/Compiler/Element/Form.php
index d5387f15c7c0d..319c04a996916 100644
--- a/app/code/Magento/Ui/TemplateEngine/Xhtml/Compiler/Element/Form.php
+++ b/app/code/Magento/Ui/TemplateEngine/Xhtml/Compiler/Element/Form.php
@@ -5,6 +5,7 @@
  */
 namespace Magento\Ui\TemplateEngine\Xhtml\Compiler\Element;
 
+use DOMElement;
 use Magento\Framework\DataObject;
 use Magento\Framework\View\TemplateEngine\Xhtml\CompilerInterface;
 use Magento\Framework\View\TemplateEngine\Xhtml\Compiler\Element\ElementInterface;
@@ -18,14 +19,14 @@ class Form implements ElementInterface
      * Compiles the Element node
      *
      * @param CompilerInterface $compiler
-     * @param \DOMElement $node
+     * @param DOMElement $node
      * @param DataObject $processedObject
      * @param DataObject $context
      * @return void
      */
     public function compile(
         CompilerInterface $compiler,
-        \DOMElement $node,
+        DOMElement $node,
         DataObject $processedObject,
         DataObject $context
     ) {
@@ -37,10 +38,10 @@ public function compile(
     /**
      * Get child nodes
      *
-     * @param \DOMElement $node
-     * @return \DOMElement[]
+     * @param DOMElement $node
+     * @return DOMElement[]
      */
-    protected function getChildNodes(\DOMElement $node)
+    protected function getChildNodes(DOMElement $node)
     {
         $childNodes = [];
         foreach ($node->childNodes as $child) {
diff --git a/app/code/Magento/Ui/TemplateEngine/Xhtml/Compiler/Element/Render.php b/app/code/Magento/Ui/TemplateEngine/Xhtml/Compiler/Element/Render.php
index 5524fe82ca56f..4e639e303b58a 100644
--- a/app/code/Magento/Ui/TemplateEngine/Xhtml/Compiler/Element/Render.php
+++ b/app/code/Magento/Ui/TemplateEngine/Xhtml/Compiler/Element/Render.php
@@ -5,6 +5,7 @@
  */
 namespace Magento\Ui\TemplateEngine\Xhtml\Compiler\Element;
 
+use DOMElement;
 use Magento\Framework\DataObject;
 use Magento\Framework\View\Element\UiComponentInterface;
 use Magento\Framework\View\TemplateEngine\Xhtml\Compiler\Element\ElementInterface;
@@ -20,7 +21,7 @@ class Render implements ElementInterface
      * Compiles the Element node
      *
      * @param CompilerInterface $compiler
-     * @param \DOMElement $node
+     * @param DOMElement $node
      * @param DataObject $processedObject
      * @param DataObject $context
      * @return void
@@ -29,7 +30,7 @@ class Render implements ElementInterface
      */
     public function compile(
         CompilerInterface $compiler,
-        \DOMElement $node,
+        DOMElement $node,
         DataObject $processedObject,
         DataObject $context
     ) {
diff --git a/app/code/Magento/Ui/TemplateEngine/Xhtml/Result.php b/app/code/Magento/Ui/TemplateEngine/Xhtml/Result.php
index d15f94bd6f2dd..901a177f0e7f1 100644
--- a/app/code/Magento/Ui/TemplateEngine/Xhtml/Result.php
+++ b/app/code/Magento/Ui/TemplateEngine/Xhtml/Result.php
@@ -5,6 +5,7 @@
  */
 namespace Magento\Ui\TemplateEngine\Xhtml;
 
+use DOMElement;
 use Magento\Framework\App\State;
 use Magento\Framework\Serialize\Serializer\JsonHexTag;
 use Magento\Framework\View\Element\UiComponentInterface;
@@ -13,47 +14,13 @@
 use Magento\Framework\View\TemplateEngine\Xhtml\ResultInterface;
 use Magento\Framework\View\TemplateEngine\Xhtml\Template;
 use Psr\Log\LoggerInterface;
+use Throwable;
 
 /**
  * Convert DOMElement to string representation
  */
 class Result implements ResultInterface
 {
-    /**
-     * @var Template
-     */
-    protected $template;
-
-    /**
-     * @var CompilerInterface
-     */
-    protected $compiler;
-
-    /**
-     * @var UiComponentInterface
-     */
-    protected $component;
-
-    /**
-     * @var Structure
-     */
-    protected $structure;
-
-    /**
-     * @var LoggerInterface
-     */
-    protected $logger;
-
-    /**
-     * @var JsonHexTag
-     */
-    private $jsonSerializer;
-
-    /**
-     * @var State
-     */
-    private $state;
-
     /**
      * @param Template $template
      * @param CompilerInterface $compiler
@@ -64,27 +31,20 @@ class Result implements ResultInterface
      * @param State $state
      */
     public function __construct(
-        Template $template,
-        CompilerInterface $compiler,
-        UiComponentInterface $component,
-        Structure $structure,
-        LoggerInterface $logger,
-        JsonHexTag $jsonSerializer,
-        State $state
+        protected readonly Template $template,
+        protected readonly CompilerInterface $compiler,
+        protected readonly UiComponentInterface $component,
+        protected readonly Structure $structure,
+        protected readonly LoggerInterface $logger,
+        private readonly JsonHexTag $jsonSerializer,
+        private readonly State $state
     ) {
-        $this->template = $template;
-        $this->compiler = $compiler;
-        $this->component = $component;
-        $this->structure = $structure;
-        $this->logger = $logger;
-        $this->jsonSerializer = $jsonSerializer;
-        $this->state = $state;
     }
 
     /**
      * Get result document root element \DOMElement
      *
-     * @return \DOMElement
+     * @return DOMElement
      */
     public function getDocumentElement()
     {
@@ -123,7 +83,7 @@ public function __toString()
             $this->compiler->compile($templateRootElement, $this->component, $this->component);
             $this->appendLayoutConfiguration();
             $result = $this->compiler->postprocessing($this->template->__toString());
-        } catch (\Throwable $e) {
+        } catch (Throwable $e) {
             $this->logger->critical($e);
             $result = $e->getMessage();
             if ($this->state->getMode() === State::MODE_DEVELOPER) {
diff --git a/app/code/Magento/Ui/registration.php b/app/code/Magento/Ui/registration.php
index d6d80766703fe..d73deacdbc976 100644
--- a/app/code/Magento/Ui/registration.php
+++ b/app/code/Magento/Ui/registration.php
@@ -6,4 +6,8 @@
 
 use Magento\Framework\Component\ComponentRegistrar;
 
-ComponentRegistrar::register(ComponentRegistrar::MODULE, 'Magento_Ui', __DIR__);
+ComponentRegistrar::register(
+    ComponentRegistrar::MODULE,
+    'Magento_Ui',
+    __DIR__
+);