diff --git a/.github/actions/build-graalvm/action.yml b/.github/actions/build-graalvm/action.yml
new file mode 100644
index 000000000000..276fbb0d2b67
--- /dev/null
+++ b/.github/actions/build-graalvm/action.yml
@@ -0,0 +1,62 @@
+name: Build GraalVM JDK
+description: 'Build GraalVM JDK and set up environment for testing'
+
+inputs:
+  java-version:
+    description: 'Java version to use'
+    required: false
+    default: ''
+
+runs:
+  using: 'composite'
+  steps:
+    - name: Checkout oracle/graal
+      uses: actions/checkout@v4
+      with:
+        fetch-depth: 1
+    - name: Set up environment variables
+      run: |
+        echo "GRAALVM_HOME=${{ github.workspace }}/graalvm" >> ${GITHUB_ENV}
+        echo "LABSJDK_HOME=${{ github.workspace }}/labsjdk" >> ${GITHUB_ENV}
+        echo "MX_GIT_CACHE=refcache" >> ${GITHUB_ENV}
+        echo "MX_PATH=${{ github.workspace }}/mx" >> ${GITHUB_ENV}
+        echo "MX_PYTHON=python3.8" >> ${GITHUB_ENV}
+        echo "MX_VERSION=$(jq -r '.mx_version' common.json)" >> ${GITHUB_ENV}
+        # Workaround testsuite locale issue
+        echo "LANG=en_US.UTF-8" >> ${GITHUB_ENV}
+        # Enforce experimental option checking in CI (GR-47922)
+        echo "NATIVE_IMAGE_EXPERIMENTAL_OPTIONS_ARE_FATAL=true" >> ${GITHUB_ENV}
+    - name: Checkout graalvm/mx
+      uses: actions/checkout@v4
+      with:
+        repository: graalvm/mx
+        fetch-depth: 1
+        ref: ${{ env.MX_VERSION }}
+        path: ${{ env.MX_PATH }}
+    - name: Set up Python
+      uses: actions/setup-python@v5
+      with:
+        python-version: '3.8'
+    - name: Update mx cache
+      uses: actions/cache@v4
+      with:
+        path: ~/.mx
+        key: ${{ runner.os }}-mx-${{ hashFiles('**/suite.py') }}
+        restore-keys: ${{ runner.os }}-mx-
+    - name: Fetch LabsJDK
+      run: |
+        mkdir jdk-dl
+        ${MX_PATH}/mx --java-home= fetch-jdk --jdk-id labsjdk-ce-latest --to jdk-dl --alias ${LABSJDK_HOME}
+    - name: Build GraalVM JDK
+      run: |
+        cd substratevm
+        ${MX_PATH}/mx --java-home=${LABSJDK_HOME} --native=native-image --components="Native Image" build
+        ln -s $(${MX_PATH}/mx --java-home=${LABSJDK_HOME} --native=native-image --components="Native Image" graalvm-home) ${GRAALVM_HOME}
+        ${GRAALVM_HOME}/bin/native-image --version
+    - name: Set up JAVA_HOME
+      if: ${{ inputs.java-version }} != ''
+      uses: actions/setup-java@v4
+      with:
+        distribution: 'oracle'
+        java-version: '${{ inputs.java-version }}'
+  
\ No newline at end of file
diff --git a/.github/workflows/micronaut.yml b/.github/workflows/micronaut.yml
index 2c18c36ff7d8..0fc569581349 100644
--- a/.github/workflows/micronaut.yml
+++ b/.github/workflows/micronaut.yml
@@ -52,16 +52,8 @@ on:
   workflow_dispatch:
 
 env:
-  GRAALVM_HOME: ${{ github.workspace }}/graalvm
-  JAVA_HOME: ${{ github.workspace }}/labsjdk
-  LANG: en_US.UTF-8
   MICRONAUT_CORE_PATH: ${{ github.workspace }}/micronaut-core
-  MICRONAUT_JDK_VERSION: 21
-  MX_GIT_CACHE: refcache
-  MX_PATH: ${{ github.workspace }}/mx
-  MX_PYTHON: python3.8
-  # Enforce experimental option checking in CI (GR-47922)
-  NATIVE_IMAGE_EXPERIMENTAL_OPTIONS_ARE_FATAL: "true"
+  MICRONAUT_JAVA_VERSION: 21
 
 permissions:
   contents: read # to fetch code (actions/checkout)
@@ -72,44 +64,10 @@ jobs:
     runs-on: ubuntu-20.04
     if: (github.event_name == 'schedule' && github.repository == 'oracle/graal') || (github.event_name != 'schedule')
     steps:
-    - name: Checkout oracle/graal
-      uses: actions/checkout@v4
-      with:
-        fetch-depth: 1
-    - name: Determine mx version
-      run: echo "MX_VERSION=$(jq -r '.mx_version' common.json)" >> ${GITHUB_ENV}
-    - name: Checkout graalvm/mx
-      uses: actions/checkout@v4
-      with:
-        repository: graalvm/mx
-        fetch-depth: 1
-        ref: ${{ env.MX_VERSION }}
-        path: ${{ env.MX_PATH }}
-    - name: Set up Python
-      uses: actions/setup-python@v5
-      with:
-        python-version: '3.8'
-    - name: Update mx cache
-      uses: actions/cache@v4
-      with:
-        path: ~/.mx
-        key: ${{ runner.os }}-mx-${{ hashFiles('**/suite.py') }}
-        restore-keys: ${{ runner.os }}-mx-
-    - name: Fetch LabsJDK
-      run: |
-        mkdir jdk-dl
-        ${MX_PATH}/mx --java-home= fetch-jdk --jdk-id labsjdk-ce-latest --to jdk-dl --alias ${JAVA_HOME}
     - name: Build GraalVM JDK
-      run: |
-        cd substratevm
-        ${MX_PATH}/mx --native=native-image --components="Native Image" build
-        ln -s $(${MX_PATH}/mx --native=native-image --components="Native Image" graalvm-home) ${GRAALVM_HOME}
-        ${GRAALVM_HOME}/bin/native-image --version
-    - name: Reconfigure JAVA_HOME for Micronaut
-      uses: actions/setup-java@v4
+      uses: ./.github/actions/build-graalvm
       with:
-        distribution: 'oracle'
-        java-version: '${{ env.MICRONAUT_JDK_VERSION }}'
+        java-version: ${{ env.MICRONAUT_JAVA_VERSION }}
     - name: Run nativeTest in Micronaut launch project
       run: |
         curl --fail --silent --location --retry 3 --max-time 10 --output demo.zip --request GET 'https://launch.micronaut.io/create/default/com.example.demo?lang=JAVA&build=GRADLE&test=JUNIT&javaVersion=JDK_${{ env.MICRONAUT_JDK_VERSION }}'
diff --git a/.github/workflows/quarkus.yml b/.github/workflows/quarkus.yml
index e3fc7d9b56a3..ec642bc16397 100644
--- a/.github/workflows/quarkus.yml
+++ b/.github/workflows/quarkus.yml
@@ -56,13 +56,8 @@ env:
   DB_NAME: hibernate_orm_test
   DB_PASSWORD: hibernate_orm_test
   DB_USER: hibernate_orm_test
-  GRAALVM_HOME: ${{ github.workspace }}/graalvm
-  LABSJDK_HOME: ${{ github.workspace }}/jdk
-  LANG: en_US.UTF-8 # Workaround testsuite locale issue
-  MX_GIT_CACHE: refcache
-  MX_PATH: ${{ github.workspace }}/mx
-  MX_PYTHON: python3.8
   NATIVE_TEST_MAVEN_ARGS: "-Dtest-containers -Dstart-containers -Dquarkus.native.native-image-xmx=5g -Dnative -Dnative.surefire.skip -Dformat.skip -Dno-descriptor-tests install -DskipDocs -Dquarkus.native.container-build=false"
+  QUARKUS_JAVA_VERSION: 17 # Use Java 17 to build Quarkus as that's the lowest supported JDK version currently
   QUARKUS_PATH: ${{ github.workspace }}/quarkus
 
 permissions: {}
@@ -77,21 +72,10 @@ jobs:
     outputs:
       matrix: ${{ steps.read.outputs.matrix }}
     steps:
-    - name: Checkout oracle/graal
-      uses: actions/checkout@v4
+    - name: Build GraalVM JDK
+      uses: ./.github/actions/build-graalvm
       with:
-        fetch-depth: 1
-    - name: Checkout graalvm/mx
-      uses: actions/checkout@v4
-      with:
-        repository: graalvm/mx.git
-        fetch-depth: 1
-        ref: master
-        path: ${{ env.MX_PATH }}
-    - name: Set up Python
-      uses: actions/setup-python@v5
-      with:
-        python-version: '3.8'
+        java-version: ${{ env.QUARKUS_JAVA_VERSION }}
     - name: Get latest Quarkus release
       run: |
         export QUARKUS_VERSION=main #$(curl https://repo1.maven.org/maven2/io/quarkus/quarkus-bom/maven-metadata.xml | awk -F"[<>]" '/latest/ {print $3}')
@@ -105,23 +89,6 @@ jobs:
         key: ${{ runner.os }}-maven-${{ hashFiles('**/pom.xml') }}
         restore-keys: |
           ${{ runner.os }}-maven-
-    - uses: actions/cache@v4
-      with:
-        path: ~/.mx
-        key: ${{ runner.os }}-mx-${{ hashFiles('**/suite.py') }}
-        restore-keys: |
-          ${{ runner.os }}-mx-
-    - name: Fetch LabsJDK
-      run: |
-        mkdir jdk-dl
-        ${MX_PATH}/mx --java-home= fetch-jdk --jdk-id labsjdk-ce-latest --to jdk-dl --alias ${LABSJDK_HOME}
-    - name: Build graalvm native-image
-      run: |
-        export JAVA_HOME=${LABSJDK_HOME}
-        cd substratevm
-        ${MX_PATH}/mx --native=native-image,lib:jvmcicompiler --components="Native Image,LibGraal" build
-        ln -s $(${MX_PATH}/mx --native=native-image,lib:jvmcicompiler --components="Native Image,LibGraal" graalvm-home) ${GRAALVM_HOME}
-        ${GRAALVM_HOME}/bin/native-image --version
     - name: Tar GraalVM
       shell: bash
       run: tar -czvf graalvm.tgz -C $(dirname ${GRAALVM_HOME}) $(basename ${GRAALVM_HOME})
@@ -130,11 +97,6 @@ jobs:
       with:
         name: graalvm
         path: graalvm.tgz
-    # Use Java 17 to build Quarkus as that's the lowest supported JDK version currently
-    - uses: actions/setup-java@v4
-      with:
-        distribution: 'oracle'
-        java-version: '17'
     - name: Build Quarkus
       run: |
         cd ${QUARKUS_PATH}