Senior Java Engineer

What to expect:

• You work in consulting and software development projects for well-known large German customers such as AXA, BMW, Deutsche Bahn and ZDF.

• You design, develop, and implement software solutions by applying AI methods and tools throughout the software development process (e.g., LLMs, agent-based frameworks, code generation, and test automation).

• You use well-known technologies such as Java, JavaScript, Spring, Kotlin, Maven, Gradle, JUnit, etc.

• You build enterprise Java applications using agentic methods

• You develop environments for projects: rule files, context documentation, MCP server configurations, and scaffolding that optimises AI collaboration

• You review and validate AI-generated code with a critical eye—understanding failure modes, common hallucinations, and quality indicators

• You take on the technical leadership of a project team and share your knowledge through mentoring, training, and knowledge sharing when needed.

• You contribute to every phase of the software engineering lifecycle using agile methodologies.

• You can find example projects under [Success-Stories](https://accso.de/success-stories)

Your profile:

• You have successfully completed a university degree in computer science or a comparable discipline.

• You have at least 8 years of profound experience in professional software development.

• You enjoy working with agile methods such as Scrum or Design Thinking.

• You work self-independently and contribute actively to the team’s success.

Our offer to you:

• Appreciation and open communication at eye level

• Health insurance

• Family-friendly and flexible working hours

• Exciting projects in different industries at leading and high-tech German and European companies with different technologies

• Possibility to switch to part time if needed

• Professional Exchange & Knowledge Transfer: Various in-house tech communities (e.g., ML, Green IT, Architecture, IoT)

• Modern and nicely located office with good equipment and creative spaces

About Accso:

Accso is a digital partner for sophisticated custom software solutions—with an AI-native mindset. We combine excellent engineering and a strong commitment to quality with pragmatic use of AI, from conception and development through to operations. We are driven by a clear vision: to make the world a little better by working with our customers to create future-proof software development and measurable impact. People are at the center of what we do—both for our customers and within our teams. We work in a collaborative, solution-oriented, excellence-driven way, with open, transparent communication on equal footing. In interdisciplinary teams, you contribute directly at the customer—enjoying plenty of room to shape outcomes, active knowledge transfer, and a culture that fosters curiosity, ownership, and learning. With us, you can show up as you are, use modern technologies responsibly, and continue to grow—professionally and personally. We look forward to your application

*For us, your talent is essential, not your gender, background, beliefs, sexual orientation, or any disabilities.

ContactAnn-Kathrin Thielmann

Talent Manager

Mobile: +49 151 40230 923

Email: [bewerben@accso.de](mailto:bewerben@accso.de)