diff --git a/.github/workflows/sdk-platform-java-ci.yaml b/.github/workflows/sdk-platform-java-ci.yaml
index a88d45304d8e..3932d8130d6a 100644
--- a/.github/workflows/sdk-platform-java-ci.yaml
+++ b/.github/workflows/sdk-platform-java-ci.yaml
@@ -33,10 +33,11 @@ jobs:
           cache: maven
       - run: java -version
       - name: Unit Tests
-        run: |
-          mvn test --batch-mode --no-transfer-progress -Dcheckstyle.skip \
-              -Dfmt.skip -DenableTestCoverage
-        working-directory: sdk-platform-java
+        shell: bash
+        run: .kokoro/build.sh
+        env:
+          BUILD_SUBDIR: sdk-platform-java
+          JOB_TYPE: test
       # The `envVarTest` profile runs tests that require an environment variable
       - name: Env Var Tests
         run: |
@@ -49,10 +50,12 @@ jobs:
           GOOGLE_SDK_JAVA_LOGGING: true
         working-directory: sdk-platform-java
       - run: bazelisk version
-      - name: Install Maven modules
-        run: |
-          mvn install -B -ntp -DskipTests -Dclirr.skip -Dcheckstyle.skip -Dfmt.skip
-        working-directory: sdk-platform-java
+      - name: Install all modules using Java 11
+        shell: bash
+        run: .kokoro/build.sh
+        env:
+          BUILD_SUBDIR: sdk-platform-java
+          JOB_TYPE: install
       - name: Integration Tests
         run: |
           bazelisk --batch test //sdk-platform-java/test/integration/...
@@ -89,26 +92,29 @@ jobs:
           cache: maven
       - run: java -version
       - name: Unit Tests
-        run: |
-          mvn test --batch-mode --no-transfer-progress -Dcheckstyle.skip \
-              -Dfmt.skip -DenableTestCoverage
-        working-directory: sdk-platform-java
+        shell: bash
+        run: .kokoro/build.sh
+        env:
+          BUILD_SUBDIR: sdk-platform-java
+          JOB_TYPE: test
       # The `envVarTest` profile runs tests that require an environment variable
       - name: Env Var Tests
-        run: |
-          mvn test --batch-mode --no-transfer-progress -Dcheckstyle.skip \
-              -Dfmt.skip -DenableTestCoverage -PenvVarTest
-        # Set the Env Var for this step only
+        shell: bash
+        run: .kokoro/build.sh
         env:
+          BUILD_SUBDIR: sdk-platform-java
+          JOB_TYPE: test
+          SUREFIRE_JVM_OPT: '-PenvVarTest'
           GOOGLE_CLOUD_UNIVERSE_DOMAIN: random.com
           GOOGLE_CLOUD_ENABLE_DIRECT_PATH_XDS: true
           GOOGLE_SDK_JAVA_LOGGING: true
-        working-directory: sdk-platform-java
       - run: bazelisk version
-      - name: Install Maven modules
-        run: |
-          mvn install -B -ntp -DskipTests -Dclirr.skip -Dcheckstyle.skip
-        working-directory: sdk-platform-java
+      - name: Install all modules using Java 11
+        shell: bash
+        run: .kokoro/build.sh
+        env:
+          BUILD_SUBDIR: sdk-platform-java
+          JOB_TYPE: install
       - name: Integration Tests
         run: |
           bazelisk --batch test //sdk-platform-java/test/integration/...
@@ -127,26 +133,29 @@ jobs:
           cache: maven
       - run: java -version
       - name: Unit Tests
-        run: |
-          mvn test --batch-mode --no-transfer-progress -Dcheckstyle.skip \
-              -Dfmt.skip -DenableTestCoverage
-        working-directory: sdk-platform-java
+        shell: bash
+        run: .kokoro/build.sh
+        env:
+          BUILD_SUBDIR: sdk-platform-java
+          JOB_TYPE: test
       # The `envVarTest` profile runs tests that require an environment variable
       - name: Env Var Tests
-        run: |
-          mvn test --batch-mode --no-transfer-progress -Dcheckstyle.skip \
-              -Dfmt.skip -DenableTestCoverage -PenvVarTest
-        # Set the Env Var for this step only
+        shell: bash
+        run: .kokoro/build.sh
         env:
+          BUILD_SUBDIR: sdk-platform-java
+          JOB_TYPE: test
+          SUREFIRE_JVM_OPT: '-PenvVarTest'
           GOOGLE_CLOUD_UNIVERSE_DOMAIN: random.com
           GOOGLE_CLOUD_ENABLE_DIRECT_PATH_XDS: true
           GOOGLE_SDK_JAVA_LOGGING: true
-        working-directory: sdk-platform-java
       - run: bazelisk version
-      - name: Install Maven modules
-        run: |
-          mvn install -B -ntp -DskipTests -Dclirr.skip -Dcheckstyle.skip -Dfmt.skip
-        working-directory: sdk-platform-java
+      - name: Install all modules using Java 11
+        shell: bash
+        run: .kokoro/build.sh
+        env:
+          BUILD_SUBDIR: sdk-platform-java
+          JOB_TYPE: install
       - name: Integration Tests
         # note need to set shouldInstallTestSecurityManager=false due to https://github.com/bazelbuild/bazel/issues/24354
         run: |
@@ -215,9 +224,10 @@ jobs:
           cache: maven
       - name: Install all modules using Java 11
         shell: bash
-        run: |
-          mvn -V -B -ntp clean install -DskipTests -Dfmt.skip -Dcheckstyle.skip
-        working-directory: sdk-platform-java
+        run: .kokoro/build.sh
+        env:
+          BUILD_SUBDIR: sdk-platform-java
+          JOB_TYPE: install
       - uses: actions/setup-java@v3
         with:
           java-version: 8
@@ -265,9 +275,10 @@ jobs:
           cache: maven
       - name: Install all modules using Java 11
         shell: bash
-        run: |
-          mvn install -B -ntp -DskipTests -Dclirr.skip -Dcheckstyle.skip -Dfmt.skip
-        working-directory: sdk-platform-java
+        run: .kokoro/build.sh
+        env:
+          BUILD_SUBDIR: sdk-platform-java
+          JOB_TYPE: install
       - uses: actions/setup-java@v3
         with:
           java-version: 8
@@ -339,9 +350,11 @@ jobs:
           distribution: temurin
       - run: mvn -version
       - name: Install Maven modules
-        run: |
-          mvn install -B -ntp -DskipTests -Dclirr.skip -Dcheckstyle.skip -Dfmt.skip
-        working-directory: sdk-platform-java        
+        shell: bash
+        run: .kokoro/build.sh
+        env:
+          BUILD_SUBDIR: sdk-platform-java
+          JOB_TYPE: test      
       - name: Showcase golden tests
         working-directory: sdk-platform-java/java-showcase
         run: |
@@ -418,9 +431,11 @@ jobs:
           distribution: temurin
           cache: maven
       - name: Install Maven modules
-        run: |
-          mvn install -B -ntp -DskipTests -Dclirr.skip -Dcheckstyle.skip -Dfmt.skip
-        working-directory: sdk-platform-java
+        shell: bash
+        run: .kokoro/build.sh
+        env:
+          BUILD_SUBDIR: sdk-platform-java
+          JOB_TYPE: install
       - name: Install showcase to local maven repository
         run: |
           mvn install -B -ntp -T 1C -DskipTests
@@ -454,20 +469,11 @@ jobs:
         distribution: temurin
         cache: maven
     - name: Install Maven modules to local Maven repository
-      run: |
-        mvn install \
-          -B -ntp \
-          -Dorg.slf4j.simpleLogger.showDateTime=true \
-          -Dorg.slf4j.simpleLogger.dateTimeFormat=HH:mm:ss:SSS \
-          -DskipTests \
-          -Dclirr.skip=true \
-          -Denforcer.skip=true \
-          -Dcheckstyle.skip=true \
-          -Dflatten.skip=true \
-          -Danimal.sniffer.skip=true \
-          -Dmaven.wagon.http.retryHandler.count=5 \
-          -T 1C
-      working-directory: sdk-platform-java
+      shell: bash
+      run: .kokoro/build.sh
+      env:
+        BUILD_SUBDIR: sdk-platform-java
+        JOB_TYPE: install
     - name: Validate gapic-generator-java-bom
       uses: googleapis/java-cloud-bom/tests/validate-bom@47ad868794c5d38ee7eb95d69371a7a79f84d890
       with:
@@ -491,9 +497,11 @@ jobs:
         mvn test --batch-mode --no-transfer-progress
       working-directory: sdk-platform-java/java-shared-dependencies/unmanaged-dependency-check
     - name: Install Maven modules
-      run: |
-        mvn install -B -ntp -DskipTests -Dclirr.skip -Dcheckstyle.skip -Dfmt.skip
-      working-directory: sdk-platform-java
+      shell: bash
+      run: .kokoro/build.sh
+      env:
+        BUILD_SUBDIR: sdk-platform-java
+        JOB_TYPE: test
     - name: Unmanaged dependency check
       uses: ./sdk-platform-java/java-shared-dependencies/unmanaged-dependency-check
       with:
diff --git a/.github/workflows/sdk-platform-java-downstream.yaml b/.github/workflows/sdk-platform-java-downstream.yaml
index a1fc625653de..9a4b4ced3669 100644
--- a/.github/workflows/sdk-platform-java-downstream.yaml
+++ b/.github/workflows/sdk-platform-java-downstream.yaml
@@ -32,14 +32,9 @@ jobs:
       matrix:
         repo:
           - java-bigtable
-          - java-bigquery
           - java-firestore
           - java-pubsub
           - java-pubsublite
-          - java-spanner-jdbc
-          - java-spanner
-          - java-storage
-          - java-storage-nio
     steps:
       - uses: actions/checkout@v3
       - uses: actions/setup-java@v3
@@ -52,9 +47,9 @@ jobs:
           sudo apt-get update
           sudo apt-get -y install libxml2-utils
       - name: Test helper scripts
-        run: ./sdk-platform-java/.kokoro/presubmit/common_test.sh
+        run: .kokoro/common_test.sh
       - name: Perform downstream compatibility testing
-        run: REPOS_UNDER_TEST="${{ matrix.repo }}" ./sdk-platform-java/.kokoro/presubmit/downstream-compatibility.sh
+        run: REPOS_UNDER_TEST="${{ matrix.repo }}" .kokoro/downstream-compatibility.sh
   downstream-compatibility-spring-generator:
     needs: filter
     if: ${{ needs.filter.outputs.library == 'true' }}
@@ -73,4 +68,4 @@ jobs:
           sudo apt-get update
           sudo apt-get -y install libxml2-utils
       - name: Perform downstream compatibility testing
-        run: ./sdk-platform-java/.kokoro/presubmit/downstream-compatibility-spring.sh
+        run: .kokoro/downstream-compatibility-spring.sh
diff --git a/.kokoro/common.sh b/.kokoro/common.sh
index 8dcac6113b35..aac5159433d7 100644
--- a/.kokoro/common.sh
+++ b/.kokoro/common.sh
@@ -13,6 +13,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+commonScriptDir=$(realpath "$(dirname "${BASH_SOURCE[0]}")")
 excluded_modules=(
   'gapic-libraries-bom'
   'google-cloud-jar-parent'
@@ -32,6 +33,7 @@ excluded_modules=(
   'java-spanner'
   'java-spanner-jdbc'
   'google-auth-library-java'
+  'google-auth-library-java/oauth2_http'
   'java-storage'
   'java-storage-nio'
 )
@@ -305,6 +307,7 @@ function run_integration_tests() {
     ${INTEGRATION_TEST_ARGS} \
     -B -ntp -fae \
     --also-make \
+    -PbulkTests \
     -DtrimStackTrace=false \
     -Dclirr.skip=true \
     -Denforcer.skip=true \
@@ -419,6 +422,10 @@ function install_modules() {
     printf "Installing submodules:\n%s\n" "$all_submodules"
 
     always_install_deps_list=(
+      'google-auth-library-java/appengine'
+      'google-auth-library-java/bom'
+      'google-auth-library-java/credentials'
+      'google-auth-library-java/oauth2_http'
       'sdk-platform-java/java-shared-dependencies'
       'sdk-platform-java/java-shared-dependencies/first-party-dependencies'
       'sdk-platform-java/java-shared-dependencies/third-party-dependencies'
@@ -478,3 +485,100 @@ function install_modules() {
       -T 1C
   fi
 }
+
+
+# In the given directory ($1),
+#   update the pom.xml's dependency on the given artifact ($2) to the given version ($3)
+# ex: update_dependency google-cloud-java/google-cloud-jar-parent google-cloud-shared-dependencies 1.2.3
+function update_pom_dependency {
+  pushd "$1" || exit 1
+  xmllint --shell pom.xml &>/dev/null <<EOF
+setns x=http://maven.apache.org/POM/4.0.0
+cd .//x:artifactId[text()="$2"]
+cd ../x:version
+set $3
+save pom.xml
+EOF
+  popd || exit 1
+}
+
+# Find all pom.xml files that declare a specific version for the given artifact ($1)
+function find_all_poms_with_versioned_dependency {
+  poms=($(find . -name pom.xml))
+  for pom in "${poms[@]}"; do
+    if xmllint --xpath "//*[local-name()='artifactId' and text()='$1']/following-sibling::*[local-name()='version']" "$pom" &>/dev/null; then
+      found+=("$pom")
+    fi
+  done
+  POMS=(${found[@]})
+  unset found
+  export POMS
+}
+
+# In the given directory ($1),
+#   find and update all pom.xmls' dependencies on the given artifact ($2) to the given version ($3)
+# ex: update_all_poms_dependency google-cloud-java google-cloud-shared-dependencies 1.2.3
+function update_all_poms_dependency {
+  pushd "$1" || exit 1
+  find_all_poms_with_versioned_dependency "$2"
+  for pom in $POMS; do
+    update_pom_dependency "$(dirname "$pom")" "$2" "$3"
+  done
+  git diff
+  popd || exit 1
+}
+
+# Parse the version of the pom.xml file in the given directory ($1)
+# ex: VERSION=$(parse_pom_version java-shared-dependencies)
+function parse_pom_version {
+  # Namespace (xmlns) prevents xmllint from specifying tag names in XPath
+  result=$(sed -e 's/xmlns=".*"//' "$1/pom.xml" | xmllint --xpath '/project/version/text()' -)
+
+  if [ -z "${result}" ]; then
+    echo "Version is not found in $1"
+    exit 1
+  fi
+  echo "$result"
+}
+
+# ex: find_last_release_version java-bigtable
+# ex: find_last_release_version java-storage 2.22.x
+function find_last_release_version {
+  repo=$1
+  branch=${2-"main"} # Default to using main branch
+  org=${3-"googleapis"}
+  curl -s -o "versions_${repo}.txt" "https://raw.githubusercontent.com/${org}/${repo}/${branch}/versions.txt"
+
+  # First check to see if there's an entry for the overall repo. Used for google-cloud-java.
+  primary_artifact=$(grep -E "^${repo}" "versions_${repo}.txt" | head -n 1)
+  if [ -z "${primary_artifact}" ]; then
+    # Otherwise, use the first google-cloud-* artifact's version.
+    primary_artifact=$(grep -E "^google-cloud-" "versions_$1.txt" | head -n 1)
+  fi
+  if [ -z "${primary_artifact}" ]; then
+    echo "Unable to identify primary artifact for $1"
+    exit 1
+  fi
+
+  parts=($(echo "$primary_artifact" | tr ":" "\n"))
+  echo "${parts[1]}"
+}
+
+# copies settings.xml from the root of sdk-platform-java into Maven's home
+# folder
+function setup_maven_mirror {
+  echo "Setup maven mirror"
+  mkdir -p "${HOME}/.m2"
+  cp "${commonScriptDir}/../settings.xml" "${HOME}/.m2"
+}
+
+function install_repo_modules {
+  target_projects="$1"
+  projects_arg=""
+  if [ -n "${target_projects}" ]; then
+    projects_arg="--projects ${target_projects}"
+  fi
+  echo "Installing this repo's modules to local maven."
+  mvn -q -B -ntp install ${projects_arg} \
+    -Dcheckstyle.skip -Dfmt.skip -DskipTests -T 1C
+}
diff --git a/sdk-platform-java/.kokoro/presubmit/common_test.sh b/.kokoro/common_test.sh
similarity index 89%
rename from sdk-platform-java/.kokoro/presubmit/common_test.sh
rename to .kokoro/common_test.sh
index fcc9638eb74d..3572b659fcaa 100755
--- a/sdk-platform-java/.kokoro/presubmit/common_test.sh
+++ b/.kokoro/common_test.sh
@@ -14,7 +14,7 @@
 # limitations under the License.
 
 scriptDir=$(realpath "$(dirname "${BASH_SOURCE[0]}")")
-cd "${scriptDir}/../.." # cd to the root of this repo
+cd "${scriptDir}/.." # cd to the root of this repo
 source "$scriptDir/common.sh"
 mkdir -p target
 cd target
@@ -22,7 +22,7 @@ cd target
 function test_find_all_poms_with_versioned_dependency {
   mkdir -p test_find_all_poms_with_dependency
   pushd test_find_all_poms_with_dependency
-  cp ../../java-showcase/gapic-showcase/pom.xml pom.xml
+  cp ../../sdk-platform-java/java-showcase/gapic-showcase/pom.xml pom.xml
 
   find_all_poms_with_versioned_dependency 'truth'
   if [ "${#POMS[@]}" != 1 ]; then
@@ -45,7 +45,7 @@ function test_find_all_poms_with_versioned_dependency {
 function test_update_pom_dependency {
   mkdir -p test_update_pom_dependency
   pushd test_update_pom_dependency
-  cp ../../java-showcase/gapic-showcase/pom.xml pom.xml
+  cp ../../sdk-platform-java/java-showcase/gapic-showcase/pom.xml pom.xml
 
   update_pom_dependency . truth "99.88.77"
 
@@ -66,7 +66,7 @@ EOF
 function test_parse_pom_version {
   mkdir -p test_parse_pom_version
   pushd test_parse_pom_version
-  cp ../../java-showcase/gapic-showcase/pom.xml pom.xml
+  cp ../../sdk-platform-java/java-showcase/gapic-showcase/pom.xml pom.xml
 
   VERSION=$(parse_pom_version .)
   if [ "$VERSION" != "0.0.1-SNAPSHOT" ]; then
diff --git a/sdk-platform-java/.kokoro/presubmit/downstream-compatibility-spring.sh b/.kokoro/downstream-compatibility-spring.sh
similarity index 95%
rename from sdk-platform-java/.kokoro/presubmit/downstream-compatibility-spring.sh
rename to .kokoro/downstream-compatibility-spring.sh
index edc99d6cb756..aaba72372b2c 100755
--- a/sdk-platform-java/.kokoro/presubmit/downstream-compatibility-spring.sh
+++ b/.kokoro/downstream-compatibility-spring.sh
@@ -20,10 +20,11 @@ set -eox pipefail
 
 # Get the directory of the build script
 scriptDir=$(realpath "$(dirname "${BASH_SOURCE[0]}")")
-cd "${scriptDir}/../.." # cd to the root of this repo
+cd "${scriptDir}/.." # cd to the root of this repo
 source "$scriptDir/common.sh"
 
-install_repo_modules
+install_modules "sdk-platform-java"
+cd sdk-platform-java
 GAPIC_GENERATOR_VERSION=$(parse_pom_version "gapic-generator-java-bom")
 echo "Install complete. gapic-generator-java-bom = $GAPIC_GENERATOR_VERSION"
 
diff --git a/sdk-platform-java/.kokoro/presubmit/downstream-compatibility.sh b/.kokoro/downstream-compatibility.sh
similarity index 93%
rename from sdk-platform-java/.kokoro/presubmit/downstream-compatibility.sh
rename to .kokoro/downstream-compatibility.sh
index 2e0b8c7c123c..6f9dcfb016f3 100755
--- a/sdk-platform-java/.kokoro/presubmit/downstream-compatibility.sh
+++ b/.kokoro/downstream-compatibility.sh
@@ -24,12 +24,14 @@ fi
 
 # Get the directory of the build script
 scriptDir=$(realpath "$(dirname "${BASH_SOURCE[0]}")")
-cd "${scriptDir}/../.." # cd to the root of this repo
+cd "${scriptDir}/.." # cd to the root of this repo
 source "$scriptDir/common.sh"
 
 setup_maven_mirror
 
-install_repo_modules '!gapic-generator-java'
+install_modules "sdk-platform-java"
+cd sdk-platform-java
+
 SHARED_DEPS_VERSION=$(parse_pom_version java-shared-dependencies)
 echo "Install complete. java-shared-dependencies = $SHARED_DEPS_VERSION"
 
diff --git a/google-auth-library-java/pom.xml b/google-auth-library-java/pom.xml
index 40642a6233ee..68f4b5e51ae8 100644
--- a/google-auth-library-java/pom.xml
+++ b/google-auth-library-java/pom.xml
@@ -393,5 +393,13 @@
         </plugins>
       </build>
     </profile>
+
+    <!-- skip tests if bulkTests profile is enabled (when testing the rest of the monorepo) -->
+    <profile>
+      <id>bulkTests</id>
+      <properties>
+        <skipTests>true</skipTests>
+      </properties>
+    </profile>
   </profiles>
 </project>
diff --git a/google-cloud-jar-parent/pom.xml b/google-cloud-jar-parent/pom.xml
index 170a68efb89c..c0d633fb3849 100644
--- a/google-cloud-jar-parent/pom.xml
+++ b/google-cloud-jar-parent/pom.xml
@@ -46,7 +46,7 @@
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-storage</artifactId>
-        <version>2.63.0</version>
+        <version>2.64.2-SNAPSHOT</version><!-- {x-version-update:google-cloud-storage:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.apis</groupId>
diff --git a/java-bigquery/pom.xml b/java-bigquery/pom.xml
index e3818fef269d..4db55b6bfbdd 100644
--- a/java-bigquery/pom.xml
+++ b/java-bigquery/pom.xml
@@ -88,7 +88,7 @@
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-storage</artifactId>
-        <version>2.53.3</version>
+        <version>2.64.2-SNAPSHOT</version><!-- {x-version-update:google-cloud-storage:current} -->
         <scope>test</scope>
       </dependency>
       <dependency>
diff --git a/java-datastore/pom.xml b/java-datastore/pom.xml
index ef7709bc84a4..e5eb47aa6529 100644
--- a/java-datastore/pom.xml
+++ b/java-datastore/pom.xml
@@ -181,7 +181,7 @@
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-datastore-utils</artifactId>
-        <version>2.31.2</version><!-- {x-version-update:google-cloud-datastore-utils:current} -->
+        <version>2.38.0-SNAPSHOT</version><!-- {x-version-update:google-cloud-datastore:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.cloud.datastore</groupId>
diff --git a/java-spanner/google-cloud-spanner/pom.xml b/java-spanner/google-cloud-spanner/pom.xml
index 4fa14c33adfa..b36fd5131328 100644
--- a/java-spanner/google-cloud-spanner/pom.xml
+++ b/java-spanner/google-cloud-spanner/pom.xml
@@ -310,7 +310,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-monitoring</artifactId>
-      <version>${google.cloud.monitoring.version}</version>
+      <version>3.90.0-SNAPSHOT</version><!-- {x-version-update:google-cloud-monitoring:current} -->
       <!-- Version will be managed by guava -->
       <exclusions>
         <exclusion>
@@ -322,7 +322,7 @@
     <dependency>
       <groupId>com.google.api.grpc</groupId>
       <artifactId>proto-google-cloud-monitoring-v3</artifactId>
-      <version>${google.cloud.monitoring.version}</version>
+      <version>3.90.0-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-monitoring-v3:current} -->
       <!-- Version will be managed by guava -->
       <exclusions>
         <exclusion>
@@ -334,7 +334,7 @@
     <dependency>
       <groupId>com.google.api.grpc</groupId>
       <artifactId>grpc-google-cloud-monitoring-v3</artifactId>
-      <version>${google.cloud.monitoring.version}</version>
+      <version>3.90.0-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-monitoring-v3:current} -->
       <scope>test</scope>
       <!-- Version will be managed by guava -->
       <exclusions>
@@ -523,13 +523,13 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-trace</artifactId>
-      <version>2.87.0</version><!-- {x-version-update:google-cloud-trace:current} -->
+      <version>2.89.0-SNAPSHOT</version><!-- {x-version-update:google-cloud-trace:current} -->
       <scope>test</scope>
     </dependency>
     <dependency>
       <groupId>com.google.api.grpc</groupId>
       <artifactId>proto-google-cloud-trace-v1</artifactId>
-      <version>2.87.0</version><!-- {x-version-update:proto-google-cloud-trace-v1:current} -->
+      <version>2.89.0-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-trace-v1:current} -->
       <scope>test</scope>
     </dependency>
   </dependencies>
diff --git a/sdk-platform-java/.cloudbuild/library_generation/library_generation.Dockerfile b/sdk-platform-java/.cloudbuild/library_generation/library_generation.Dockerfile
index 8178e63379ed..bbd361222d00 100644
--- a/sdk-platform-java/.cloudbuild/library_generation/library_generation.Dockerfile
+++ b/sdk-platform-java/.cloudbuild/library_generation/library_generation.Dockerfile
@@ -18,19 +18,20 @@
 
 FROM docker.io/library/maven:3.9.9-eclipse-temurin-17-alpine@sha256:969014ee8852c9910ff5ef09de17541c2587819364b79d7dc044634dfb8a3388 AS ggj-build
 
-WORKDIR /sdk-platform-java
-COPY sdk-platform-java/ .
+WORKDIR /google-cloud-java
+
+COPY . .
 # {x-version-update-start:gapic-generator-java:current}
 ENV DOCKER_GAPIC_GENERATOR_VERSION="2.68.1-SNAPSHOT"
 # {x-version-update-end}
 
 # Download the java formatter
-RUN mvn -pl gapic-generator-java-pom-parent help:evaluate -Dexpression='google-java-format.version' -q -DforceStdout > /java-formatter-version
+RUN mvn -pl sdk-platform-java/gapic-generator-java-pom-parent help:evaluate -Dexpression='google-java-format.version' -q -DforceStdout > /java-formatter-version
 RUN cat /java-formatter-version
 RUN V=$(cat /java-formatter-version) && curl -o "/google-java-format.jar" "https://maven-central.storage-download.googleapis.com/maven2/com/google/googlejavaformat/google-java-format/${V}/google-java-format-${V}-all-deps.jar"
 
 # Compile and install packages
-RUN mvn install -B -ntp -T 1.5C -DskipTests -Dcheckstyle.skip -Dclirr.skip -Denforcer.skip -Dfmt.skip
+RUN mvn install -B -ntp -T 1.5C -DskipTests -Dcheckstyle.skip -Dclirr.skip -Denforcer.skip -Dfmt.skip -pl sdk-platform-java/gapic-generator-java --also-make
 RUN cp "/root/.m2/repository/com/google/api/gapic-generator-java/${DOCKER_GAPIC_GENERATOR_VERSION}/gapic-generator-java-${DOCKER_GAPIC_GENERATOR_VERSION}.jar" \
   "./gapic-generator-java.jar"
 
@@ -93,7 +94,7 @@ ENV JAVA_FORMATTER_LOCATION="${HOME}/.library_generation/google-java-format.jar"
 # Note that the destination is a well-known location that will be assumed at runtime
 # We hard-code the location string to avoid making it configurable (via ARG) as
 # well as to avoid it making it overridable at runtime (via ENV).
-COPY --from=ggj-build "/sdk-platform-java/gapic-generator-java.jar" "${HOME}/.library_generation/gapic-generator-java.jar"
+COPY --from=ggj-build "/google-cloud-java/gapic-generator-java.jar" "${HOME}/.library_generation/gapic-generator-java.jar"
 RUN chmod 755 "${HOME}/.library_generation/gapic-generator-java.jar"
 ENV GAPIC_GENERATOR_LOCATION="${HOME}/.library_generation/gapic-generator-java.jar"
 
diff --git a/sdk-platform-java/gapic-generator-java-bom/pom.xml b/sdk-platform-java/gapic-generator-java-bom/pom.xml
index b54c6a7684a3..f3e7a915a280 100644
--- a/sdk-platform-java/gapic-generator-java-bom/pom.xml
+++ b/sdk-platform-java/gapic-generator-java-bom/pom.xml
@@ -25,14 +25,14 @@
       <dependency>
         <groupId>com.google.auth</groupId>
         <artifactId>google-auth-library-bom</artifactId>
-        <version>${google.auth.version}</version>
+        <version>1.43.1-SNAPSHOT</version><!-- {x-version-update:google-auth-library:current} -->
         <type>pom</type>
         <scope>import</scope>
       </dependency>
       <dependency>
         <groupId>com.google.auth</groupId>
         <artifactId>google-auth-library-oauth2-http</artifactId>
-        <version>${google.auth.version}</version>
+        <version>1.43.1-SNAPSHOT</version><!-- {x-version-update:google-auth-library:current} -->
         <type>test-jar</type>
         <classifier>testlib</classifier>
         <scope>test</scope>
diff --git a/sdk-platform-java/gapic-generator-java-pom-parent/pom.xml b/sdk-platform-java/gapic-generator-java-pom-parent/pom.xml
index ada07cbb63bb..6f6ccf74b30b 100644
--- a/sdk-platform-java/gapic-generator-java-pom-parent/pom.xml
+++ b/sdk-platform-java/gapic-generator-java-pom-parent/pom.xml
@@ -27,7 +27,6 @@
         consistent across modules in this repository -->
     <javax.annotation-api.version>1.3.2</javax.annotation-api.version>
     <grpc.version>1.80.0</grpc.version>
-    <google.auth.version>1.43.0</google.auth.version>
     <google.http-client.version>2.1.0</google.http-client.version>
     <gson.version>2.12.1</gson.version>
     <guava.version>33.5.0-jre</guava.version>
diff --git a/sdk-platform-java/gax-java/pom.xml b/sdk-platform-java/gax-java/pom.xml
index 3ef24a0b1059..fce864a2c38c 100644
--- a/sdk-platform-java/gax-java/pom.xml
+++ b/sdk-platform-java/gax-java/pom.xml
@@ -54,10 +54,23 @@
       </dependency>
       <dependency>
         <groupId>com.google.auth</groupId>
-        <artifactId>google-auth-library-bom</artifactId>
-        <version>${google.auth.version}</version>
-        <type>pom</type>
-        <scope>import</scope>
+        <artifactId>google-auth-library-credentials</artifactId>
+        <version>1.43.1-SNAPSHOT</version><!-- {x-version-update:google-auth-library-parent:current} -->
+      </dependency>
+      <dependency>
+        <groupId>com.google.auth</groupId>
+        <artifactId>google-auth-library-oauth2-http</artifactId>
+        <version>1.43.1-SNAPSHOT</version><!-- {x-version-update:google-auth-library-parent:current} -->
+      </dependency>
+      <dependency>
+        <groupId>com.google.auth</groupId>
+        <artifactId>google-auth-library-appengine</artifactId>
+        <version>1.43.1-SNAPSHOT</version><!-- {x-version-update:google-auth-library-parent:current} -->
+      </dependency>
+      <dependency>
+        <groupId>com.google.auth</groupId>
+        <artifactId>google-auth-library-cab-token-generator</artifactId>
+        <version>1.43.1-SNAPSHOT</version><!-- {x-version-update:google-auth-library-parent:current} -->
       </dependency>
       <dependency>
         <groupId>org.threeten</groupId>
diff --git a/sdk-platform-java/settings.xml b/sdk-platform-java/settings.xml
deleted file mode 100644
index 5f2958623a89..000000000000
--- a/sdk-platform-java/settings.xml
+++ /dev/null
@@ -1,32 +0,0 @@
-<!--
-  ~ Copyright 2022 Google LLC.
-  ~
-  ~ Licensed under the Apache License, Version 2.0 (the "License");
-  ~ you may not use this file except in compliance with the License.
-  ~ You may obtain a copy of the License at
-  ~
-  ~     http://www.apache.org/licenses/LICENSE-2.0
-  ~
-  ~ Unless required by applicable law or agreed to in writing, software
-  ~ distributed under the License is distributed on an "AS IS" BASIS,
-  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-  ~ See the License for the specific language governing permissions and
-  ~ limitations under the License.
-  -->
-
-<settings xmlns="http://maven.apache.org/SETTINGS/1.0.0"
-  xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-  xsi:schemaLocation="http://maven.apache.org/SETTINGS/1.0.0
-                          https://maven.apache.org/xsd/settings-1.0.0.xsd">
-<!--  <mirrors>-->
-<!--    <mirror>-->
-<!--      &lt;!&ndash; Google's Maven Central mirror for Americas-->
-<!--       https://maven-central.storage.googleapis.com/index.html-->
-<!--      &ndash;&gt;-->
-<!--      <id>google-maven-central</id>-->
-<!--      <name>GCS Maven Central mirror</name>-->
-<!--      <url>https://maven-central.storage-download.googleapis.com/maven2/</url>-->
-<!--      <mirrorOf>central</mirrorOf>-->
-<!--    </mirror>-->
-<!--  </mirrors>-->
-</settings>