diff --git a/src/modules/frontend/api/frontend.controller.spec.ts b/src/modules/frontend/api/frontend.controller.spec.ts
index ec8649993..a06dd3041 100644
--- a/src/modules/frontend/api/frontend.controller.spec.ts
+++ b/src/modules/frontend/api/frontend.controller.spec.ts
@@ -25,7 +25,7 @@ describe('FrontendController', () => {
 
     describe('Login', () => {
         it('should not throw', () => {
-            const loginResponse: string = frontendController.login();
+            const loginResponse: Promise<string> = frontendController.login();
 
             expect(loginResponse).toBe('Login!');
         });
diff --git a/src/modules/frontend/backend.service.ts b/src/modules/frontend/backend.service.ts
new file mode 100644
index 000000000..e375cd2d7
--- /dev/null
+++ b/src/modules/frontend/backend.service.ts
@@ -0,0 +1,35 @@
+import { BackendConfig } from '../../shared/config/BackendConfig.js';
+import { ConfigService } from '@nestjs/config';
+import { HttpService } from '@nestjs/axios';
+import { UserParams } from '../ui-backend/api/user.params.js';
+import { catchError, firstValueFrom, map } from 'rxjs';
+import { AxiosError, AxiosResponse } from 'axios';
+import { Injectable, UnauthorizedException } from '@nestjs/common';
+
+@Injectable()
+export class BackendService {
+    private backendConfig: BackendConfig;
+
+    private backendServerBasePath: string;
+
+    public constructor(configService: ConfigService, private httpService: HttpService) {
+        this.backendConfig = configService.getOrThrow<BackendConfig>('BACKEND');
+        this.backendServerBasePath = `http://${this.backendConfig.SERVER}:${this.backendConfig.PORT}`;
+    }
+
+    public login(userParams: UserParams): Promise<string> {
+        return firstValueFrom(
+            this.httpService
+                .post(`${this.backendServerBasePath}/api/login`, userParams)
+                .pipe(
+                    catchError((e: AxiosError) => {
+                        if ((e.status == 404)) {
+                            throw new UnauthorizedException();
+                        }
+                        throw e;
+                    }),
+                )
+                .pipe(map((v: AxiosResponse<string>) => v.data)),
+        );
+    }
+}
diff --git a/src/modules/health/health.controller.spec.ts b/src/modules/health/health.controller.spec.ts
index 659c9e46c..71970d4f6 100644
--- a/src/modules/health/health.controller.spec.ts
+++ b/src/modules/health/health.controller.spec.ts
@@ -26,6 +26,7 @@ describe('HealthController', () => {
         BASE_URL: 'http://keycloak.test',
         REALM_NAME: '',
         CLIENT_ID: '',
+        SECRET: '',
     };
     let configService: DeepMocked<ConfigService>;
 
diff --git a/src/shared/config/BackendConfig.ts b/src/shared/config/BackendConfig.ts
new file mode 100644
index 000000000..b3753dc9c
--- /dev/null
+++ b/src/shared/config/BackendConfig.ts
@@ -0,0 +1,11 @@
+import {IsInt, IsNotEmpty, IsString, Min} from 'class-validator';
+
+export class BackendConfig {
+    @IsString()
+    @IsNotEmpty()
+    public readonly SERVER!: string;
+
+    @IsInt()
+    @Min(1)
+    public readonly PORT!: number;
+}
diff --git a/src/shared/config/config.loader.spec.ts b/src/shared/config/config.loader.spec.ts
index 1a23d4b5d..b3b60a043 100644
--- a/src/shared/config/config.loader.spec.ts
+++ b/src/shared/config/config.loader.spec.ts
@@ -48,7 +48,7 @@ describe('configloader', () => {
 
             const secrets: DeepPartial<JsonConfig> = {
                 DB: { SECRET: 'SuperSecretSecret' },
-                KEYCLOAK: { ADMIN_SECRET: 'ClientSecret' },
+                KEYCLOAK: { ADMIN_SECRET: 'AdminSecret', SECRET: 'ClientSecret' },
             };
 
             beforeAll(() => {