diff --git a/x-pack/plugins/code/server/init.ts b/x-pack/plugins/code/server/init.ts
index 0aa18ac5177b9..dab02396d7942 100644
--- a/x-pack/plugins/code/server/init.ts
+++ b/x-pack/plugins/code/server/init.ts
@@ -10,6 +10,7 @@ import { LspIndexerFactory, RepositoryIndexInitializerFactory, tryMigrateIndices
 import { EsClient, Esqueue } from './lib/esqueue';
 import { Logger } from './log';
 import { InstallManager } from './lsp/install_manager';
+import { LanguageServers, LanguageServersDeveloping } from './lsp/language_servers';
 import { LspService } from './lsp/lsp_service';
 import { CancellationSerivce, CloneWorker, DeleteWorker, IndexWorker, UpdateWorker } from './queue';
 import { RepositoryConfigController } from './repository_config_controller';
@@ -214,6 +215,11 @@ async function initCodeNode(server: Server, serverOptions: ServerOptions, log: L
     indexScheduler.start();
   }
 
+  // Enable the developing language servers in development mode.
+  if (server.config().get('env.dev') === true) {
+    LanguageServers.push(...LanguageServersDeveloping);
+  }
+
   // Add server routes and initialize the plugin here
   repositoryRoute(
     server,
diff --git a/x-pack/plugins/code/server/lsp/language_servers.ts b/x-pack/plugins/code/server/lsp/language_servers.ts
index 85025112b81c9..1311e0654f96a 100644
--- a/x-pack/plugins/code/server/lsp/language_servers.ts
+++ b/x-pack/plugins/code/server/lsp/language_servers.ts
@@ -47,3 +47,4 @@ export const JAVA: LanguageServerDefinition = {
     }/jdt-language-server-${lang.version}-${lang.build}.tar.gz`,
 };
 export const LanguageServers: LanguageServerDefinition[] = [TYPESCRIPT, JAVA];
+export const LanguageServersDeveloping: LanguageServerDefinition[] = [];