LBBW Landesbank Baden-Württemberg | Germany | 70xxx Stuttgart | Permanent position | Full time / Home office | Published since: 01.07.2026 on stepstone.de
Senior API Integration Engineer (m/f/d)
Reference number: 17411 - Location: Stuttgart - Company: LBBW - Functional area: IT GBS & Software Development - Full time / part time: 100
LBBW is one of Germany's leading banks and is an innovative, international and sustainable company in the financial sector. We are a reliable bank and know what it means to change. Digitization, agility and efficiency are not only key words for us, but constant companions of our own development. For only those who walk themselves understand what it takes. We offer an environment that promotes personal and professional development. With more than 10,000 employees, we shape the future of the financial world - Together #NeuesSchaffen
LBBW develops innovative digital products that are relevant to one of the largest German banks and are used daily by many specialist areas. The development takes place on modern, open platforms with active influence on architecture, technology stack and working methods. Digital products with modern frontends and scalable backends - from the first idea to the productive operation - are produced on the basis of a pronounced interior source culture. Our teams develop transparent, share knowledge and code and work closely together across domain boundaries. This creates solutions that are jointly supported and modernise our application landscape in a sustainable manner. It is not working in the silent Kämmerlein, but in an active developer community of software engineers:inside, architect:inside, API experts and expert:inside, who shape the digital future of LBBW.
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Your tasks • Your profile • What we offer
Configuration and further development of our API management platform Design and Implementation of Security Concepts for APIs (Authentication, Authorization, Rate Limiting, API Policies) Configuration and integration of OIDC / OAuth 2.0 for internal and external applications Conception and introduction of OpenFGA as a central component for fine-granular authorization of (AI) agents and services Development of tooling and automation (e.g. provisioning of APIs, configuration via CI/CD, documentation workflows) Close cooperation with development and infrastructure teams to define and implement API security standards Support for bug analysis, performance optimization and monitoring in the API environment
Completed studies in the field of (economic) informatics or in a comparable field Very good knowledge of https-based services (in particular REST, SOAP and asynchronous protocols such as Kafka) Understanding API Security (e.g. OIDC/OAuth 2.0, JWT, TLS) Experience or strong interest in API management platforms Knowledge of Java Development (Spring Boot) to implement extensions and tooling independently Safe handling of common DevOps/Collaboration tools (e.g. Git, Jira, Confluence) Analytical, Structured Operation and High Affinity for Security Themes Joy in cooperation in cross-functional teams and the design of modern interface landscapes Experience with API Gateways like Gravitee Very good knowledge of German and good English in word and writing
Modern talent management for career development Active promotion of a good reconciliation of work and private life (including flexible working hours, sabbaticals and the possibility to work in part on a mobile or home office) Attractive occupational pensions Comprehensive health management (e.g. cooperation with gyms, occupational medical service, preventive examinations) Interesting leasing possibilities, e.g. Job-Rad, Tablet, Smartphone Great lunch offers (bio, vegetarian or vegan) Several daycare centres
Location
 | LBBW Landesbank Baden-Württemberg | |
| 70173 Stuttgart | ||
| Germany |
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