diff --git a/.github/workflows/branch-testing.yml b/.github/workflows/branch-testing.yml
new file mode 100644
index 0000000000..ece8ec4cd5
--- /dev/null
+++ b/.github/workflows/branch-testing.yml
@@ -0,0 +1,41 @@
+name: GitHub Actions Branch Testing
+
+on:
+  push:
+    branches:
+    - master
+    - 'v1.*'
+  schedule:
+  - cron: '54 19 * * SUN' # weekly at a "random" time
+
+permissions:
+  contents: read
+
+jobs:
+  arm64:
+    runs-on: ubuntu-24.04-arm
+    strategy:
+      matrix:
+        jre: [17]
+      fail-fast: false # Should swap to true if we grow a large matrix
+
+    steps:
+    - uses: actions/checkout@v4
+    - uses: actions/setup-java@v4
+      with:
+        java-version: ${{ matrix.jre }}
+        distribution: 'temurin'
+
+    - name: Gradle cache
+      uses: actions/cache@v4
+      with:
+        path: |
+          ~/.gradle/caches
+          ~/.gradle/wrapper
+        key: ${{ runner.os }}-gradle-${{ hashFiles('**/*.gradle*', '**/gradle-wrapper.properties') }}
+        restore-keys: |
+          ${{ runner.os }}-gradle-
+
+    - name: Build
+      run: ./gradlew -Dorg.gradle.parallel=true -Dorg.gradle.jvmargs='-Xmx1g' -PskipAndroid=true -PskipCodegen=true -PerrorProne=false test
+
diff --git a/buildscripts/kokoro/linux_aarch64.cfg b/buildscripts/kokoro/linux_aarch64.cfg
deleted file mode 100644
index 325d910c5e..0000000000
--- a/buildscripts/kokoro/linux_aarch64.cfg
+++ /dev/null
@@ -1,13 +0,0 @@
-# Config file for internal CI
-
-# Location of the continuous shell script in repository.
-build_file: "grpc-java/buildscripts/kokoro/linux_aarch64.sh"
-timeout_mins: 60
-
-action {
-  define_artifacts {
-    regex: "github/grpc-java/**/build/test-results/**/sponge_log.xml"
-    regex: "github/grpc-java/mvn-artifacts/**"
-    regex: "github/grpc-java/artifacts/**"
-  }
-}
diff --git a/buildscripts/kokoro/linux_aarch64.sh b/buildscripts/kokoro/linux_aarch64.sh
deleted file mode 100755
index f4a1292efb..0000000000
--- a/buildscripts/kokoro/linux_aarch64.sh
+++ /dev/null
@@ -1,17 +0,0 @@
-#!/bin/bash
-set -veux -o pipefail
-
-if [[ -f /VERSION ]]; then
-  cat /VERSION
-fi
-
-readonly GRPC_JAVA_DIR="$(cd "$(dirname "$0")"/../.. && pwd)"
-
-. "$GRPC_JAVA_DIR"/buildscripts/kokoro/kokoro.sh
-trap spongify_logs EXIT
-
-cd github/grpc-java
-
-buildscripts/qemu_helpers/prepare_qemu.sh
-
-buildscripts/run_arm64_tests_in_docker.sh
diff --git a/buildscripts/qemu_helpers/prepare_qemu.sh b/buildscripts/qemu_helpers/prepare_qemu.sh
deleted file mode 100755
index be0d733344..0000000000
--- a/buildscripts/qemu_helpers/prepare_qemu.sh
+++ /dev/null
@@ -1,26 +0,0 @@
-#!/bin/bash
-#
-# Setup and configure qemu userspace emulator on kokoro worker so that we can seamlessly emulate processes running
-# inside docker containers.
-
-set -ex
-
-# show pre-existing qemu registration
-cat /proc/sys/fs/binfmt_misc/qemu-aarch64 || true
-
-# Kokoro ubuntu1604 workers have already qemu-user and qemu-user-static packages installed, but it's and old version that:
-# * prints warning about some syscalls (e.g "qemu: Unsupported syscall: 278")
-# * doesn't register with binfmt_misc with the persistent ("F") flag we need (see below)
-#
-# To overcome the above limitations, we use the https://github.com/multiarch/qemu-user-static
-# docker image to provide a new enough version of qemu-user-static and register it with
-# the desired binfmt_misc flags. The most important flag we need is "F" (set by "--persistent yes"),
-# which allows the qemu-aarch64-static binary to be loaded eagerly at the time of registration with binfmt_misc.
-# That way, we can emulate aarch64 binaries running inside docker containers transparently, without needing the emulator
-# binary to be accessible from the docker image we're emulating.
-# Note that on newer distributions (such as glinux), simply "apt install qemu-user-static" is sufficient
-# to install qemu-user-static with the right flags.
-docker run --rm --privileged multiarch/qemu-user-static:5.2.0-2 --reset --credential yes --persistent yes
-
-# Print current qemu reqistration to make sure everything is setup correctly.
-cat /proc/sys/fs/binfmt_misc/qemu-aarch64
diff --git a/buildscripts/run_arm64_tests_in_docker.sh b/buildscripts/run_arm64_tests_in_docker.sh
deleted file mode 100755
index 76ef64ac6b..0000000000
--- a/buildscripts/run_arm64_tests_in_docker.sh
+++ /dev/null
@@ -1,47 +0,0 @@
-#!/bin/bash
-set -ex
-
-readonly grpc_java_dir="$(dirname "$(readlink -f "$0")")/.."
-
-if [[ -t 0 ]]; then
-  DOCKER_ARGS="-it"
-else
-  # The input device on kokoro is not a TTY, so -it does not work.
-  DOCKER_ARGS=
-fi
-
-
-cat <<EOF >> "${grpc_java_dir}/gradle.properties"
-skipAndroid=true
-skipCodegen=true
-org.gradle.parallel=true
-org.gradle.jvmargs=-Xmx1024m
-EOF
-
-export JAVA_OPTS="-Duser.home=/grpc-java/.current-user-home -Djava.util.prefs.userRoot=/grpc-java/.current-user-home/.java/.userPrefs"
-
-# build under x64 docker image to save time over building everything under
-# aarch64 emulator. We've already built and tested the protoc binaries
-# so for the rest of the build we will be using "-PskipCodegen=true"
-# avoid further complicating the build.
-docker run $DOCKER_ARGS --rm=true -v "${grpc_java_dir}":/grpc-java -w /grpc-java \
-  --user "$(id -u):$(id -g)" -e JAVA_OPTS \
-  openjdk:11-jdk-slim-buster \
-  ./gradlew build -x test
-
-# Build and run java tests under aarch64 image.
-# To be able to run this docker container on x64 machine, one needs to have
-# qemu-user-static properly registered with binfmt_misc.
-# The most important flag binfmt_misc flag we need is "F" (set by "--persistent yes"),
-# which allows the qemu-aarch64-static binary to be loaded eagerly at the time of registration with binfmt_misc.
-# That way, we can emulate aarch64 binaries running inside docker containers transparently, without needing the emulator
-# binary to be accessible from the docker image we're emulating.
-# Note that on newer distributions (such as glinux), simply "apt install qemu-user-static" is sufficient
-# to install qemu-user-static with the right flags.
-# A note on the "docker run" args used:
-# - run docker container under current user's UID to avoid polluting the workspace
-# - set the user.home property to avoid creating a "?" directory under grpc-java
-docker run $DOCKER_ARGS --rm=true -v "${grpc_java_dir}":/grpc-java -w /grpc-java \
-  --user "$(id -u):$(id -g)" -e JAVA_OPTS \
-  arm64v8/openjdk:11-jdk-slim-buster \
-  ./gradlew build