diff --git a/.github/workflows/build_and_test.yml b/.github/workflows/build_and_test.yml
index 2b2e7b7301..738da60228 100644
--- a/.github/workflows/build_and_test.yml
+++ b/.github/workflows/build_and_test.yml
@@ -577,3 +577,39 @@ jobs:
       run: |
         wget https://cqcl.github.io/tket/pytket/test-coverage/cov.xml -O oldcov.xml
         ./.github/workflows/compare-pytket-coverage oldcov.xml pytket-test-coverage/cov.xml
+
+  check_all_build_and_test_jobs_successful:
+    name: All build and test jobs successful (or skipped)
+    needs:
+      - check_changes
+      - check_docs_tket
+      - check_format_tket
+      - build_test_tket
+      - build_test_tket_windows
+      - publish_pytket_coverage
+      - build_test_pytket_macos
+      - build_test_pytket_ubuntu
+      - build_test_pytket_windows
+      - publish_pytket_coverage
+      - check_pytket_coverage
+    if: always()
+    runs-on: ubuntu-22.04
+    steps:
+      - shell: python
+        name: Check job results
+        run: |
+          results = [
+              "${{ needs.check_changes.result }}",
+              "${{ needs.check_docs_tket.result }}",
+              "${{ needs.check_format_tket.result }}",
+              "${{ needs.build_test_tket.result }}",
+              "${{ needs.build_test_tket_windows.result }}",
+              "${{ needs.publish_pytket_coverage.result }}",
+              "${{ needs.build_test_pytket_macos.result }}",
+              "${{ needs.build_test_pytket_ubuntu.result }}",
+              "${{ needs.build_test_pytket_windows.result }}"
+              "${{ needs.publish_pytket_coverage.result }}",
+              "${{ needs.check_pytket_coverage.result }}",
+          ]
+          if "failure" in results or "cancelled" in results:
+              raise Exception