diff --git a/.github/workflows/deploy_tre.yml b/.github/workflows/deploy_tre.yml
index bddea6979..600f0b751 100644
--- a/.github/workflows/deploy_tre.yml
+++ b/.github/workflows/deploy_tre.yml
@@ -4,11 +4,12 @@ name: Deploy Azure TRE
 # It also runs on a schedule, serving as the nightly build
 
 on:  # yamllint disable-line rule:truthy
-  schedule:
-    # midnight every day https://crontab.guru/#0_0_*_*_*
-    - cron: "0 0 * * *"
-  push:
-    branches: [main]
+# JR 29-11-2023  Disable push to repo and scheduled deployments (for now) 
+#  schedule:
+#    # midnight every day https://crontab.guru/#0_0_*_*_*
+#    - cron: "0 0 * * *"
+#  push:
+#    branches: [main]
   workflow_dispatch:
     inputs:
       environment:
@@ -23,8 +24,9 @@ concurrency: "${{ github.workflow }}-${{ github.ref }}"
 
 jobs:
   run-deploy-tre-main:
-    name: "Deploy main"
-    if: github.ref == 'refs/heads/main'
+    name: "Deploy"
+# JR 29-11-2023  Disable main branch check - this is now controlled via GitHub environment protection rules (see Settings > Environments) 
+#    if: github.ref == 'refs/heads/main'
     uses: ./.github/workflows/deploy_tre_reusable.yml
     permissions:
       checks: write
diff --git a/.github/workflows/deploy_tre_no_e2e.yml b/.github/workflows/deploy_tre_no_e2e.yml
new file mode 100644
index 000000000..65fe67fb8
--- /dev/null
+++ b/.github/workflows/deploy_tre_no_e2e.yml
@@ -0,0 +1,62 @@
+---
+name: Deploy Azure TRE - skip e2e tests
+# This workflow is the integration build run for pushes to the main branch
+# It also runs on a schedule, serving as the nightly build
+
+on:  # yamllint disable-line rule:truthy
+# JR 29-11-2023  Disable push to repo and scheduled deployments (for now) 
+#  schedule:
+#    # midnight every day https://crontab.guru/#0_0_*_*_*
+#    - cron: "0 0 * * *"
+#  push:
+#    branches: [main]
+  workflow_dispatch:
+    inputs:
+      environment:
+        description: The environment to run this workflow in
+        type: environment
+        default: CICD
+        required: true
+
+# This will prevent multiple runs of this entire workflow.
+# We should NOT cancel in progress runs as that can destabilize the environment.
+concurrency: "${{ github.workflow }}-${{ github.ref }}"
+
+jobs:
+  run-deploy-tre-main:
+    name: "Deploy"
+# JR 29-11-2023  Disable main branch check - this is now controlled via GitHub environment protection rules (see Settings > Environments) 
+#    if: github.ref == 'refs/heads/main'
+    uses: ./.github/workflows/deploy_tre_reusable.yml
+    permissions:
+      checks: write
+      contents: read
+      pull-requests: write
+    with:
+      ciGitRef: ${{ github.ref }}
+      e2eTestsCustomSelector: >-
+        ${{ (github.event_name == 'push' && 'extended or extended_aad')
+        || 'extended or extended_aad or shared_services or airlock' }}
+      environmentName: ${{ github.event.inputs.environment || 'CICD' }}
+      E2E_TESTS_NUMBER_PROCESSES: 1
+      DEVCONTAINER_TAG: 'latest'
+      ENABLE_E2E_TESTS: false 
+    secrets:
+      AAD_TENANT_ID: ${{ secrets.AAD_TENANT_ID }}
+      ACR_NAME: ${{ secrets.ACR_NAME }}
+      AZURE_CREDENTIALS: ${{ secrets.AZURE_CREDENTIALS }}
+      API_CLIENT_ID: ${{ secrets.API_CLIENT_ID }}
+      API_CLIENT_SECRET: ${{ secrets.API_CLIENT_SECRET }}
+      APPLICATION_ADMIN_CLIENT_ID: ${{ secrets.APPLICATION_ADMIN_CLIENT_ID }}
+      APPLICATION_ADMIN_CLIENT_SECRET: ${{ secrets.APPLICATION_ADMIN_CLIENT_SECRET }}
+      MGMT_RESOURCE_GROUP_NAME: ${{ secrets.MGMT_RESOURCE_GROUP_NAME }}
+      MS_TEAMS_WEBHOOK_URI: ${{ secrets.MS_TEAMS_WEBHOOK_URI }}
+      MGMT_STORAGE_ACCOUNT_NAME: ${{ secrets.MGMT_STORAGE_ACCOUNT_NAME }}
+      SWAGGER_UI_CLIENT_ID: ${{ secrets.SWAGGER_UI_CLIENT_ID }}
+      TEST_APP_ID: ${{ secrets.TEST_APP_ID }}
+      TEST_WORKSPACE_APP_ID: ${{ secrets.TEST_WORKSPACE_APP_ID }}
+      TEST_WORKSPACE_APP_SECRET: "${{ secrets.TEST_WORKSPACE_APP_SECRET }}"
+      TEST_ACCOUNT_CLIENT_ID: "${{ secrets.TEST_ACCOUNT_CLIENT_ID }}"
+      TEST_ACCOUNT_CLIENT_SECRET: "${{ secrets.TEST_ACCOUNT_CLIENT_SECRET }}"
+      TRE_ID: ${{ secrets.TRE_ID }}
+      CI_CACHE_ACR_NAME: ${{ secrets.ACR_NAME }}
diff --git a/.github/workflows/deploy_tre_reusable.yml b/.github/workflows/deploy_tre_reusable.yml
index e775bed80..562602f20 100644
--- a/.github/workflows/deploy_tre_reusable.yml
+++ b/.github/workflows/deploy_tre_reusable.yml
@@ -35,6 +35,11 @@ on:  # yamllint disable-line rule:truthy
         description: ""
         type: string
         required: true
+      ENABLE_E2E_TESTS:
+        description: Flag to enable/disable end-to-end tests. Enabled by default
+        type: boolean
+        default: true
+        required: false 
     secrets:
       AAD_TENANT_ID:
         description: ""
@@ -175,7 +180,7 @@ jobs:
           fi
 
       - name: Report check status start
-        if: inputs.prHeadSha != ''
+        if: ${{ inputs.ENABLE_E2E_TESTS && (inputs.prHeadSha != '') }}
         uses: LouisBrunner/checks-action@v2.0.0
         with:
           token: ${{ secrets.GITHUB_TOKEN }}
@@ -723,6 +728,7 @@ jobs:
 
   e2e_tests_smoke:
     name: "Run E2E Tests (Smoke)"
+    if: ${{ inputs.ENABLE_E2E_TESTS }}
     runs-on: ubuntu-latest
     environment: ${{ inputs.environmentName }}
     needs: [deploy_shared_services, register_bundles, deploy_ui]
@@ -765,7 +771,7 @@ jobs:
 
   e2e_tests_custom:
     name: "Run E2E Tests"
-    if: ${{ inputs.e2eTestsCustomSelector != '' }}
+    if: ${{ inputs.ENABLE_E2E_TESTS && (inputs.e2eTestsCustomSelector != '') }}
     runs-on: ubuntu-latest
     environment: ${{ inputs.environmentName }}
     needs: [deploy_shared_services, register_bundles, register_user_resource_bundles]
@@ -814,7 +820,7 @@ jobs:
     permissions:
       checks: write
       contents: read
-    if: always()
+    if: ${{ inputs.ENABLE_E2E_TESTS && always() }}
     environment: ${{ inputs.environmentName }}
     steps:
       # - uses: technote-space/workflow-conclusion-action@v3 (removed due to archived repo and deprecated node.js version)