Backend Engineer - Single Sign-On (SSO) Services Engineering

German version below

We are looking for a Senior Backend Engineer (f/m/x) to join our Single Sign-On Services Engineering team in Frankfurt or Berlin. This role combines strong backend engineering expertise with advanced production support and domain ownership.

You will work on highly scalable, security-critical backend services supporting enterprise authentication and federated identity platforms. In addition to hands-on development and deep debugging, you will act as a senior technical escalation point and a Subject Matter Expert (SME) for critical components of the SSO ecosystem.

This is a hands-on role requiring strong backend development skills, excellent troubleshooting capability, and a proactive mindset to improve system reliability, resilience, and operational excellence., * Design, develop, and maintain robust backend services supporting large-scale SSO and identity platforms

• Lead investigation and resolution of complex production incidents, ensuring rapid recovery and minimal business impact

• Act as a technical escalation point (SL3) for SL1 and SL2 support teams

• Perform deep dive debugging of Java services, SAML/OAuth2/OpenID Connect flows, and federation issues

• Resolve complex issues across Java-based services, APIs, and distributed systems

• Work extensively with authentication and federation flows (OAuth2, OpenID Connect, SAML)

• Collaborate closely with Engineering, DevOps, and Product teams to improve system reliability, observability, and performance

• Analyse logs, metrics, and traces using monitoring and logging platforms (e.g. Splunk, Grafana, Prometheus, ELK)

• Support release activities and validate production readiness of new features and deployments

• Maintain and enhance runbooks, knowledge articles, and operational documentation, We provide you with a comprehensive portfolio of benefits and offerings to support both, your private and professional needs.

• Emotionally and mentally balanced A positive mind helps us master the challenges of everyday life - both professionally and privately. We offer consultation in difficult life situations as well as mental health awareness trainings.

• Physically thriving We support you in staying physically fit through an offering to maintain personal health and a professional environment. You can benefit from health check-ups; vaccination drives as well as advice on healthy living and nutrition.

• Socially connected Networking opens up new perspectives, helps us thrive professionally and personally as well as strengthens our self-confidence and well-being. You can benefit from PME family service, FitnessCenter Job, flexible working (e.g parttime, hybrid working, job tandem) as well as an extensive culture of diversity, equity and inclusion.

• Financially secure We provide you with financial security not only during your active career but also for the future. You can benefit from offerings such as pension plans, banking services, company bicycle or "Deutschlandticket".

• Strong hands-on experience in backend development using Java (Python or similar languages is an advantage)
• Proven experience troubleshooting and supporting distributed, high-availability systems in production
• Solid understanding of cloud platforms (AWS, Azure, or GCP)
• Hands-on experience with Kubernetes, Docker, and containerised workloads
• Functional understanding of Identity & Access Management (IAM) tools like PingAM, PingIDM, PingDS and Keycloak.
• Strong Linux knowledge with experience in shell scripting (Bash) and infrastructure-level debugging
• Experience with monitoring, logging, and observability tools (Splunk, Prometheus, Grafana, Datadog, ELK, etc.)
• Excellent problem-solving skills and ability to work effectively under pressure
• Strong communication skills with the ability to collaborate across global teams
• Fluent in English

For over 150 years we have been there for our clients every step of the way. Our purpose: ‘Dedicated to our clients’ lasting success and financial security at home and abroad’ guides our vision and strategy, and is brought to life by our culture. With a global presence in about 60 countries, and a diverse workforce of more than 90,000 people, we know that each individual’s daily actions shape our culture. 

Deutsche Bank Technology in Berlin

DB Technology is a global team of tech specialists, spread across multiple trading hubs and tech centres. We have a strong focus on promoting technical excellence – our engineers work at the forefront of financial services innovation using cutting-edge technologies.

Our Berlin location is our most recent addition to our global network of tech centres and growing strongly. We are committed to building a diverse workforce and to creating excellent opportunities for talented engineers and technologists. Our tech teams and business units use agile ways of working to create #GlobalHausbank solutions from our home market.