diff --git a/.github/workflows/check_config_docs.yaml b/.github/workflows/check_config_docs.yaml
index c1f130dc..1be2bfa6 100644
--- a/.github/workflows/check_config_docs.yaml
+++ b/.github/workflows/check_config_docs.yaml
@@ -18,6 +18,7 @@ name: Check if the config schema and the example are up to date
 on: push
 
 env:
+  PYTHON_VERSION: '3.9'
   IFRS_CONFIG_YAML: ./services/ifrs/dev_config.yaml
   IRS_CONFIG_YAML: ./services/irs/dev_config.yaml
   PCS_CONFIG_YAML: ./services/pcs/dev_config.yaml
@@ -40,13 +41,21 @@ jobs:
       fail-fast: false
 
     steps:
+      - name: Set up Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: ${{ env.PYTHON_VERSION }}
+
       - name: Restore cache
         id: restore-cache
         uses: actions/cache@v4
         with:
-          path: ${{ needs.build-cache.outputs.python-location }}
+          path: |
+            ${{ github.repository }}
+            ${{ env.pythonLocation }}
           key: ${{ github.sha }}
 
+
       - name: Check config docs
         id: check-config-docs
         run: |
diff --git a/.github/workflows/check_openapi_specs.yaml b/.github/workflows/check_openapi_specs.yaml
index b8734ea9..fe12143b 100644
--- a/.github/workflows/check_openapi_specs.yaml
+++ b/.github/workflows/check_openapi_specs.yaml
@@ -18,6 +18,7 @@ name: Check if OpenAPI spec is up to date
 on: push
 
 env:
+  PYTHON_VERSION: '3.9'
   IFRS_CONFIG_YAML: ./services/ifrs/dev_config.yaml
   IRS_CONFIG_YAML: ./services/irs/dev_config.yaml
   PCS_CONFIG_YAML: ./services/pcs/dev_config.yaml
@@ -40,11 +41,18 @@ jobs:
       fail-fast: false
 
     steps:
+      - name: Set up Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: ${{ env.PYTHON_VERSION }}
+
       - name: Restore cache
         id: restore-cache
         uses: actions/cache@v4
         with:
-          path: ${{ needs.build-cache.outputs.python-location }}
+          path: |
+            ${{ github.repository }}
+            ${{ env.pythonLocation }}
           key: ${{ github.sha }}
 
       - name: Check openapi.yaml
diff --git a/.github/workflows/check_pyproject.yaml b/.github/workflows/check_pyproject.yaml
index 46497eed..37dc65dd 100644
--- a/.github/workflows/check_pyproject.yaml
+++ b/.github/workflows/check_pyproject.yaml
@@ -17,6 +17,9 @@ name: Check if pyproject.toml file is up to date
 
 on: push
 
+env:
+  PYTHON_VERSION: '3.9'
+
 jobs:
   build-cache:
     uses: ./.github/workflows/prepare_build_cache.yaml
@@ -29,11 +32,18 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
+      - name: Set up Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: ${{ env.PYTHON_VERSION }}
+
       - name: Restore cache
         id: restore-cache
         uses: actions/cache@v4
         with:
-          path: ${{ needs.build-cache.outputs.python-location }}
+          path: |
+            ${{ github.repository }}
+            ${{ env.pythonLocation }}
           key: ${{ github.sha }}
 
       - name: Check pyproject.toml
diff --git a/.github/workflows/check_readmes.yaml b/.github/workflows/check_readmes.yaml
index 966d33df..f5e9bd76 100644
--- a/.github/workflows/check_readmes.yaml
+++ b/.github/workflows/check_readmes.yaml
@@ -18,6 +18,7 @@ name: Check if the README files are up to date
 on: push
 
 env:
+  PYTHON_VERSION: '3.9'
   IFRS_CONFIG_YAML: ./services/ifrs/dev_config.yaml
   IRS_CONFIG_YAML: ./services/irs/dev_config.yaml
   PCS_CONFIG_YAML: ./services/pcs/dev_config.yaml
@@ -33,13 +34,21 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
+      - name: Set up Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: ${{ env.PYTHON_VERSION }}
+
       - name: Restore cache
         id: restore-cache
         uses: actions/cache@v4
         with:
-          path: ${{ needs.build-cache.outputs.python-location }}
+          path: |
+            ${{ github.repository }}
+            ${{ env.pythonLocation }}
           key: ${{ github.sha }}
 
+
       - name: Check top level README
         id: check-main-readme
         run: |
@@ -56,13 +65,21 @@ jobs:
       fail-fast: false
 
     steps:
+      - name: Set up Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: ${{ env.PYTHON_VERSION }}
+
       - name: Restore cache
         id: restore-cache
         uses: actions/cache@v4
         with:
-          path: ${{ needs.build-cache.outputs.python-location }}
+          path: |
+            ${{ github.repository }}
+            ${{ env.pythonLocation }}
           key: ${{ github.sha }}
 
+
       - name: Check service level READMEs
         id: check-service-readmes
         run: |
diff --git a/.github/workflows/prepare_build_cache.yaml b/.github/workflows/prepare_build_cache.yaml
index e4f7020f..4ed803dd 100644
--- a/.github/workflows/prepare_build_cache.yaml
+++ b/.github/workflows/prepare_build_cache.yaml
@@ -2,6 +2,7 @@ name: Get services affected by changes
 
 concurrency:
     group: ${{ github.sha }}-build-cache
+    cancel-in-progress: false
 
 on:
   workflow_call:
@@ -37,21 +38,21 @@ jobs:
         with:
           fetch-depth: 2
 
+      - name: Set up Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: ${{ inputs.python-version }}
+
       - name: Restore cache
         id: restore-cache
         uses: actions/cache/restore@v4
         with:
           path: |
-            ${{ env.pythonLocation }}
+            ${{ env.python-location }}
+            ${{ github.repository }}
             services.txt
           key: ${{ inputs.cache-key }}
 
-      - name: Set up Python
-        if: steps.restore-cache.outputs.cache-hit != 'true'
-        uses: actions/setup-python@v5
-        with:
-          python-version: ${{ inputs.python-version }}
-
       - name: Update pip, pyopenssl and install dependencies
         id: pip-update
         if: steps.restore-cache.outputs.cache-hit != 'true'
@@ -94,11 +95,12 @@ jobs:
         with:
           path: |
             ${{ env.pythonLocation }}
+            ${{ github.repository }}
             services.txt
           key: ${{ inputs.cache-key }}
 
       - name: Set output
         id: set-output
         run: |
-          echo "python-location=${{env.pythonLocation}}" >> $GITHUB_OUTPUT
           echo "services=${{toJson(env.services)}}" >> $GITHUB_OUTPUT
+          echo "python-location=$(dirname $(dirname $(which python)))" >> $GITHUB_OUTPUT
diff --git a/.github/workflows/static_code_analysis.yaml b/.github/workflows/static_code_analysis.yaml
index eff0d693..0b6ada64 100644
--- a/.github/workflows/static_code_analysis.yaml
+++ b/.github/workflows/static_code_analysis.yaml
@@ -17,6 +17,9 @@ name: Static Code Analysis
 
 on: push
 
+env:
+  PYTHON_VERSION: '3.9'
+
 jobs:
   build-cache:
     uses: ./.github/workflows/prepare_build_cache.yaml
@@ -29,13 +32,21 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
+      - name: Set up Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: ${{ env.PYTHON_VERSION }}
+
       - name: Restore cache
         id: restore-cache
         uses: actions/cache@v4
         with:
-          path: ${{ needs.build-cache.outputs.python-location }}
+          path: |
+            ${{ github.repository }}
+            ${{ env.pythonLocation }}
           key: ${{ github.sha }}
 
+
       - name: Run pre-commit
         uses: pre-commit/action@v3.0.1
         env:
diff --git a/.github/workflows/tests_on_pr.yaml b/.github/workflows/tests_on_pr.yaml
index 059d279c..9118e656 100644
--- a/.github/workflows/tests_on_pr.yaml
+++ b/.github/workflows/tests_on_pr.yaml
@@ -20,6 +20,7 @@ on:
     types: [opened, reopened]
 
 env:
+  PYTHON_VERSION: '3.9'
   IFRS_CONFIG_YAML: ./services/ifrs/dev_config.yaml
   IRS_CONFIG_YAML: ./services/irs/dev_config.yaml
   PCS_CONFIG_YAML: ./services/pcs/dev_config.yaml
@@ -40,11 +41,18 @@ jobs:
       fail-fast: false
 
     steps:
+      - name: Set up Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: ${{ env.PYTHON_VERSION }}
+
       - name: Restore cache
         id: restore-cache
         uses: actions/cache@v4
         with:
-          path: ${{ needs.build-cache.outputs.python-location }}
+          path: |
+            ${{ github.repository }}
+            ${{ env.pythonLocation }}
           key: ${{ github.sha }}
 
       - name: Run tests for ${{matrix.service}}
diff --git a/.github/workflows/tests_on_push.yaml b/.github/workflows/tests_on_push.yaml
index d4ab9f57..d3743ac2 100644
--- a/.github/workflows/tests_on_push.yaml
+++ b/.github/workflows/tests_on_push.yaml
@@ -21,6 +21,7 @@ on:
       - main
 
 env:
+  PYTHON_VERSION: '3.9'
   IFRS_CONFIG_YAML: ./services/ifrs/dev_config.yaml
   IRS_CONFIG_YAML: ./services/irs/dev_config.yaml
   PCS_CONFIG_YAML: ./services/pcs/dev_config.yaml
@@ -41,11 +42,18 @@ jobs:
       fail-fast: false
 
     steps:
+      - name: Set up Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: ${{ env.PYTHON_VERSION }}
+
       - name: Restore cache
         id: restore-cache
         uses: actions/cache@v4
         with:
-          path: ${{ needs.build-cache.outputs.python-location }}
+          path: |
+            ${{ github.repository }}
+            ${{ env.pythonLocation }}
           key: ${{ github.sha }}
 
       - name: Run tests for ${{matrix.service}}