diff --git a/deploy/scripts/deploy-built-service.sh b/deploy/scripts/deploy-built-service.sh
index f47f8f2c9..dd0aef38d 100644
--- a/deploy/scripts/deploy-built-service.sh
+++ b/deploy/scripts/deploy-built-service.sh
@@ -37,7 +37,10 @@ case "$DEPLOY_ENV" in
 esac
 
 if [ "$DEPLOY_ENV" = "development" ]; then
-  PUBLISHED_BIND_ADDRESS=127.0.0.1
+  case "$SERVICE" in
+    gateway|gateway-overseas) PUBLISHED_BIND_ADDRESS=0.0.0.0 ;;
+    *) PUBLISHED_BIND_ADDRESS=127.0.0.1 ;;
+  esac
 else
   PUBLISHED_BIND_ADDRESS="${PUBLISHED_BIND_ADDRESS:-0.0.0.0}"
 fi
@@ -405,7 +408,10 @@ export DEPLOY_ENV="$deploy_env"
 export IMAGE_REPOSITORY="$image_repository"
 export IMAGE_TAG="$image_tag"
 if [ "$deploy_env" = "development" ]; then
-  export PUBLISHED_BIND_ADDRESS=127.0.0.1
+  case "$service" in
+    gateway|gateway-overseas) export PUBLISHED_BIND_ADDRESS=0.0.0.0 ;;
+    *) export PUBLISHED_BIND_ADDRESS=127.0.0.1 ;;
+  esac
 else
   export PUBLISHED_BIND_ADDRESS="${PUBLISHED_BIND_ADDRESS:-0.0.0.0}"
 fi
diff --git a/scripts/test-environment-pipeline-contract.test.mjs b/scripts/test-environment-pipeline-contract.test.mjs
index 4a69ce5fe..cb9d380ce 100644
--- a/scripts/test-environment-pipeline-contract.test.mjs
+++ b/scripts/test-environment-pipeline-contract.test.mjs
@@ -81,10 +81,13 @@ test('development and test deployment locks are acquired before target executors
   assert.ok(lockIndex < nodeIndex, 'deployment lock must be acquired before target node allocation')
 })
 
-test('development publishes service ports on loopback without changing test defaults', () => {
+test('development exposes gateways for remote acceptance and keeps internal services on loopback', () => {
   assert.match(serviceCompose, /\$\{PUBLISHED_BIND_ADDRESS:-0\.0\.0\.0\}:\$\{GATEWAY_PORT:-9000\}:9000/)
   assert.match(overseasCompose, /\$\{PUBLISHED_BIND_ADDRESS:-0\.0\.0\.0\}:\$\{GATEWAY_OVERSEAS_PORT:-9300\}:9300/)
-  assert.match(directDeployScript, /if \[ "\$DEPLOY_ENV" = "development" \]; then[\s\S]*?PUBLISHED_BIND_ADDRESS=127\.0\.0\.1/)
+  assert.match(directDeployScript, /gateway\|gateway-overseas\) PUBLISHED_BIND_ADDRESS=0\.0\.0\.0/)
+  assert.match(directDeployScript, /\*\) PUBLISHED_BIND_ADDRESS=127\.0\.0\.1/)
+  assert.match(directDeployScript, /gateway\|gateway-overseas\) export PUBLISHED_BIND_ADDRESS=0\.0\.0\.0/)
+  assert.match(directDeployScript, /\*\) export PUBLISHED_BIND_ADDRESS=127\.0\.0\.1/)
 })
 
 test('parallel image publications isolate registry credentials per Jenkins job', () => {