Java Backend Engineer

Who We Are
We are Xempus, Germany´s leading independent Software-as-Service (SaaS) platform for the management and distribution of pension, life and health insurance. Our mission: making pension, life and health insurance digital and understandable, efficient and accessible for everyone. Since 2007, we have been constantly working to drive the digitalization of the insurance industry. Here at Xempus, we believe that together we can make a difference – no matter where we are Whether from one of our offices or from home – join us and together we create a more secure future for everyone

The role
As a
Java Backend Engineer (m/f/d)
, you will be a key member of our engineering team, developing and maintaining core backend services for our insurance integration platform. Your work will directly impact how we aggregate, transform, and deliver insurance data across multiple providers. You'll collaborate closely with fellow engineers, product managers, and DevOps to design scalable, performant, and maintainable systems that meet real-world business needs.

You are expected to bring technical expertise, contribute to system architecture decisions, and help shape our engineering culture through code quality, knowledge sharing, and process improvements.

Responsibilities:

• Develop scalable backend services using Java and modern frameworks (e.g., Spring Boot, Quarkus or Micronaut) to support our insurance integration platform
• Ensure high-quality code through automated testing, code reviews, and performance profiling
• Optimize system performance, identify bottlenecks, and propose architectural improvements
• Contribute to engineering practices, tooling, and workflow improvements across the team
• Collaborate cross-functionally with engineers, DevOps, and product teams to deliver robust features and services
• Mentor and guide peers by sharing your backend engineering experience to raise the technical bar

What We Are Looking For

• 5+ years of professional backend development experience with Java (preferably Java 17+)
• Experience with at least one modern Java framework: Spring Boot, Quarkus or Micronaut
• Good understanding of software architecture, clean code principles, and modular design
• Solid experience with SQL-based databases like PostgreSQL or MySQL
• Hands-on experience with REST API development and integration
• Familiarity with containerization tools such as Docker (Kubernetes is a plus)
• Experience with test frameworks (JUnit 5 or Mockito)
• Strong verbal and written communication skills in English, proficiency in German is a plus

Nice to Have

• Experience with BiPRO standards and integrations
• Experience with event-driven architectures and tools like Apache Kafka
• Exposure to microservices, CI/CD pipelines, and observability practices
• Background in working with distributed systems or integration-heavy platforms

Why Xempus

• Join one of the leading insurtechs in Europe as it enters its next growth phase
• Chance to participate in one of the most generous employee stock option programs in the industry
• Very attractive contribution to the company pension scheme
• Corporate health insurance (600€ reimbursement of various medical and pharmacy costs per year)
• Find creative freedom and quick decision-making structures in a dynamic, innovative environment
• Work with a team of amazing colleagues with great team spirit (company parties, charity events e.g.)
• Have the option of hybrid working - for family friendliness and maximum flexibility in your everyday life. You can find out more here.
• Broad range of personal & professional development opportunities: individual annual training budget, free courses and a transparent career development model
• Various health offerings such as bike leasing and EGYM Wellpass
• Modern offices in a central location, including free drinks & fruit
• We offer you an option for an unpaid extra holiday in addition to your 30-day holiday entitlement per year

Contact
Does that sound like your kind of job? Then apply now
If you have any questions, difficulties uploading your data or require any assistance with the recruitment process,
Marta
is happy to help ).

We'd love to hear from you

About Us
At XEMPUS, +180 people work on a very special vision: We make the future plannable. We have been shaping the digital transformation in the insurance industry since 2007. We know what our successful future depends on: our team, the people behind the name XEMPUS.

We have ambitious goals. To achieve those goals, we need you

We are an equal opportunity employer and ensure that no applicant is subject to less favourable treatment on the grounds of gender, gender identity, marital status, race, colour, nationality, ethnicity, age, sexual orientation, socio-economic, responsibilities for dependants, physical or mental disability. Any hiring decision are made on the basis of skills, qualifications and experiences.