diff --git a/.gitlab/pipeline/.gitlab-ci.yml b/.gitlab/pipeline/.gitlab-ci.yml
index 0846376a..a829dc9e 100644
--- a/.gitlab/pipeline/.gitlab-ci.yml
+++ b/.gitlab/pipeline/.gitlab-ci.yml
@@ -42,10 +42,14 @@ include:
   - '/.gitlab/pipeline/jobs/unit-php8.1-v11-lowest.yml'
   - '/.gitlab/pipeline/jobs/unit-php8.2-v11-highest.yml'
   - '/.gitlab/pipeline/jobs/unit-php8.2-v11-lowest.yml'
+  - '/.gitlab/pipeline/jobs/unit-php8.3-v11-highest.yml'
+  - '/.gitlab/pipeline/jobs/unit-php8.3-v11-lowest.yml'
   - '/.gitlab/pipeline/jobs/unit-php8.1-v12-highest.yml'
   - '/.gitlab/pipeline/jobs/unit-php8.1-v12-lowest.yml'
   - '/.gitlab/pipeline/jobs/unit-php8.2-v12-highest.yml'
   - '/.gitlab/pipeline/jobs/unit-php8.2-v12-lowest.yml'
+  - '/.gitlab/pipeline/jobs/unit-php8.3-v12-highest.yml'
+  - '/.gitlab/pipeline/jobs/unit-php8.3-v12-lowest.yml'
   - '/.gitlab/pipeline/jobs/xliff-lint.yml'
   - '/.gitlab/pipeline/jobs/yaml-lint.yml'
   - template: Security/Secret-Detection.gitlab-ci.yml
diff --git a/.gitlab/pipeline/jobs/unit-php8.3-v11-highest.yml b/.gitlab/pipeline/jobs/unit-php8.3-v11-highest.yml
new file mode 100644
index 00000000..bd0e22aa
--- /dev/null
+++ b/.gitlab/pipeline/jobs/unit-php8.3-v11-highest.yml
@@ -0,0 +1,12 @@
+unit-php8.3-v11-highest:
+  extends: .default
+  image: php:8.3
+  stage: test
+  needs:
+    - build-composer-dependencies
+    - php-lint-php8.3
+  script:
+    - echo "Job ${CI_JOB_NAME}"
+    - composer require --no-ansi --no-interaction --no-progress --no-install typo3/cms-core:"^11.5"
+    - composer update --no-ansi --no-interaction --no-progress --with-dependencies
+    - composer ci:tests:unit
diff --git a/.gitlab/pipeline/jobs/unit-php8.3-v11-lowest.yml b/.gitlab/pipeline/jobs/unit-php8.3-v11-lowest.yml
new file mode 100644
index 00000000..0bb2eba8
--- /dev/null
+++ b/.gitlab/pipeline/jobs/unit-php8.3-v11-lowest.yml
@@ -0,0 +1,12 @@
+unit-php8.3-v11-lowest:
+  extends: .default
+  image: php:8.3
+  stage: test
+  needs:
+    - build-composer-dependencies
+    - php-lint-php8.3
+  script:
+    - echo "Job ${CI_JOB_NAME}"
+    - composer require --no-ansi --no-interaction --no-progress --no-install typo3/cms-core:"^11.5"
+    - composer update --no-ansi --no-interaction --no-progress --with-dependencies --prefer-lowest
+    - composer ci:tests:unit
diff --git a/.gitlab/pipeline/jobs/unit-php8.3-v12-highest.yml b/.gitlab/pipeline/jobs/unit-php8.3-v12-highest.yml
new file mode 100644
index 00000000..83bf45a9
--- /dev/null
+++ b/.gitlab/pipeline/jobs/unit-php8.3-v12-highest.yml
@@ -0,0 +1,11 @@
+unit-php8.3-v12-highest:
+  extends: .default
+  image: php:8.3
+  stage: test
+  needs:
+    - build-composer-dependencies
+    - php-lint-php8.3
+  script:
+    - echo "Job ${CI_JOB_NAME}"
+    - composer require --no-progress typo3/cms-core:"^12.4"
+    - composer ci:tests:unit
diff --git a/.gitlab/pipeline/jobs/unit-php8.3-v12-lowest.yml b/.gitlab/pipeline/jobs/unit-php8.3-v12-lowest.yml
new file mode 100644
index 00000000..8cd7508c
--- /dev/null
+++ b/.gitlab/pipeline/jobs/unit-php8.3-v12-lowest.yml
@@ -0,0 +1,12 @@
+unit-php8.3-v12-lowest:
+  extends: .default
+  image: php:8.3
+  stage: test
+  needs:
+    - build-composer-dependencies
+    - php-lint-php8.3
+  script:
+    - echo "Job ${CI_JOB_NAME}"
+    - composer require --no-ansi --no-interaction --no-progress --no-install typo3/cms-core:"^12.4"
+    - composer update --no-ansi --no-interaction --no-progress --with-dependencies --prefer-lowest
+    - composer ci:tests:unit