diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index a049cf3b22..26147b6333 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -8,18 +8,6 @@ concurrency:
   group: ${{ github.ref }}-ci
   cancel-in-progress: true
 jobs:
-  kotlin-runtime:
-    name: Test Kotlin
-    runs-on: ubuntu-latest
-    steps:
-      - name: Checkout code
-        uses: actions/checkout@v4
-      - name: Init Hermit
-        uses: cashapp/activate-hermit@v1
-      - name: Build Cache
-        uses: ./.github/actions/build-cache
-      - name: Test
-        run: mvn -f kotlin-runtime/ftl-runtime -B test
   test:
     name: Test Go
     runs-on: ubuntu-latest
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 3f46b29e21..626cccd9e8 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -86,41 +86,6 @@ jobs:
           docker tag ghcr.io/tbd54566975/ftl-controller:latest ghcr.io/tbd54566975/ftl-controller:"$GITHUB_SHA"
           docker tag ghcr.io/tbd54566975/ftl-controller:latest ghcr.io/tbd54566975/ftl-controller:"$version"
           docker push -a ghcr.io/tbd54566975/ftl-controller
-  release-jars:
-    name: Release JARs
-    runs-on: ubuntu-latest
-    permissions:
-      contents: read
-      packages: write
-    steps:
-      - name: Checkout code
-        uses: actions/checkout@v4
-        with:
-          fetch-depth: 0
-      - name: Init Hermit
-        uses: cashapp/activate-hermit@v1
-      # Ideally we'd use Hermit's JDK, but this action creates the correct settings.xml for us.
-      - uses: actions/setup-java@v4
-        with:
-          java-version: "11"
-          distribution: "temurin"
-          server-id: "ossrh" # must match the serverId configured for the nexus-staging-maven-plugin
-          server-username: OSSRH_USERNAME
-          server-password: OSSRH_PASSWORD
-          gpg-passphrase: SIGN_KEY_PASS
-          gpg-private-key: ${{ secrets.GPG_SECRET_KEY }}
-          cache: "maven"
-      - name: Publish JARs # Snapshots are published first, then the tagged release
-        run: |
-          mvn -f kotlin-runtime/ftl-runtime -U -B clean deploy -P release
-          mvn -f kotlin-runtime/ftl-runtime -B versions:set -DnewVersion="$(git describe --tags --abbrev=0 | cut -c2-)" -DprocessAllModules -DgenerateBackupPoms=false
-          mvn -f kotlin-runtime/ftl-runtime -U -B clean deploy -P release
-          git clean -f ./*.flattened_pom.xml
-        env:
-          SIGN_KEY_PASS: ${{ secrets.GPG_SECRET_PASSPHRASE }}
-          OSSRH_USERNAME: ${{ secrets.SONATYPE_USERNAME }}
-          OSSRH_PASSWORD: ${{ secrets.SONATYPE_PASSWORD }}
-          GITHUB_TOKEN: ${{ github.token }}
   create-release:
     name: Release Go Binaries
     runs-on: ubuntu-latest
diff --git a/buildengine/build_kotlin_test.go b/buildengine/build_kotlin_test.go
index 2aa0add4e6..f84aa01967 100644
--- a/buildengine/build_kotlin_test.go
+++ b/buildengine/build_kotlin_test.go
@@ -1,3 +1,5 @@
+//go:build ignore
+
 package buildengine
 
 import (