diff --git a/.github/workflows/ci-4.x.yml b/.github/workflows/ci-4.x.yml
new file mode 100644
index 00000000000..f54d164bfec
--- /dev/null
+++ b/.github/workflows/ci-4.x.yml
@@ -0,0 +1,32 @@
+name: CI (4.x)
+on:
+  schedule:
+    - cron: '0 4 * * *'
+jobs:
+  CI:
+    strategy:
+      matrix:
+        include:
+          - os: ubuntu-latest
+            jdk: 8
+            profile: ''
+          - os: ubuntu-latest
+            jdk: 8
+            profile: '-PtestNativeTransport'
+          - os: ubuntu-latest
+            jdk: 8
+            profile: '-PtestDomainSockets'
+          - os: ubuntu-latest
+            jdk: 17
+            profile: ''
+          - os: windows-latest
+            jdk: 8
+            profile: ''
+    uses: ./.github/workflows/ci.yml
+    with:
+      branch: 4.x
+      jdk: ${{ matrix.jdk }}
+      os: ${{ matrix.os }}
+      profile: ${{ matrix.profile }}
+      deploy: ${{ matrix.jdk == '8' && matrix.os == 'ubuntu-latest' }}
+    secrets: inherit
diff --git a/.github/workflows/ci-5.x.yml b/.github/workflows/ci-5.x.yml
new file mode 100644
index 00000000000..282b95d48f7
--- /dev/null
+++ b/.github/workflows/ci-5.x.yml
@@ -0,0 +1,38 @@
+name: CI (5.x)
+on:
+  push:
+    branches:
+      - master
+  pull_request:
+    branches:
+      - master
+  schedule:
+    - cron: '0 5 * * *'
+jobs:
+  CI:
+    strategy:
+      matrix:
+        include:
+          - os: ubuntu-latest
+            jdk: 8
+            profile: ''
+          - os: ubuntu-latest
+            jdk: 8
+            profile: '-PtestNativeTransport'
+          - os: ubuntu-latest
+            jdk: 8
+            profile: '-PtestDomainSockets'
+          - os: ubuntu-latest
+            jdk: 17
+            profile: ''
+          - os: windows-latest
+            jdk: 8
+            profile: ''
+    uses: ./.github/workflows/ci.yml
+    with:
+      branch: ${{ github.head_ref || github.ref_name }}
+      jdk: ${{ matrix.jdk }}
+      os: ${{ matrix.os }}
+      profile: ${{ matrix.profile }}
+      deploy: ${{ matrix.jdk == '8' && matrix.os == 'ubuntu-latest' }}
+    secrets: inherit
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 2fe909de64b..9f9a69e9fd2 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -1,46 +1,37 @@
 name: CI
 on:
-  push:
-    branches:
-      - master
-      - '[0-9]+.[0-9]+'
-  pull_request:
-    branches:
-      - master
-      - '[0-9]+.[0-9]+'
-  schedule:
-    - cron:  '0 4 * * *'
+  workflow_call:
+    inputs:
+      branch:
+        required: true
+        type: string
+      jdk:
+        default: 8
+        type: string
+      os:
+        default: ubuntu-latest
+        type: string
+      deploy:
+        type: boolean
 jobs:
   Test:
     name: Run tests
-    strategy:
-      matrix:
-        os: [ubuntu-latest, windows-latest]
-        profile: [""]
-        jdk: [8]
-        include:
-          - os: ubuntu-latest
-            jdk: 17
-          - os: ubuntu-latest
-            jdk: 8
-            profile: '-PtestNativeTransport'
-          - os: ubuntu-latest
-            jdk: 8
-            profile: '-PtestDomainSockets'
-    runs-on: ${{ matrix.os }}
+    runs-on: ${{ inputs.os }}
     steps:
       - name: Checkout
         uses: actions/checkout@v2
+        with:
+          ref: ${{ inputs.branch }}
       - name: Install JDK
         uses: actions/setup-java@v2
         with:
-          java-version: ${{ matrix.jdk }}
+          java-version: ${{ inputs.jdk }}
           distribution: temurin
       - name: Run tests
-        run: mvn -s .github/maven-ci-settings.xml -q clean verify -B ${{ matrix.profile }}
+        run: mvn -s .github/maven-ci-settings.xml -q clean verify -B ${{ inputs.profile }}
   Deploy:
     name: Deploy to OSSRH
-    if: ${{ github.repository_owner == 'eclipse-vertx' && (github.event_name == 'push' || github.event_name == 'schedule') }}
+    if: ${{ inputs.deploy && github.repository_owner == 'eclipse-vertx' && (github.event_name == 'push' || github.event_name == 'schedule') }}
     needs: Test
     runs-on: ubuntu-latest
     env:
@@ -52,7 +43,7 @@ jobs:
       - name: Install JDK
         uses: actions/setup-java@v2
         with:
-          java-version: 8
+          java-version: ${{ inputs.jdk }}
           distribution: temurin
       - name: Get project version
         run: echo "PROJECT_VERSION=$(mvn org.apache.maven.plugins:maven-help-plugin:evaluate -Dexpression=project.version -B | grep -v '\[')" >> $GITHUB_ENV