Senior Java Engineer (m/f/d)

Personio; München; Hybrid; EUR 90,000 - 130,000; Full time

Benefits offered by this job

Hybrid work

Annual development budget

Health insurance with €600 annual max

Deutschlandticket travel

30 days paid vacation

Workation option

Job summary

Xempus is seeking a Senior Java Engineer (m/f/d) with a passion for software architecture and a talent for navigating complexity. You will be instrumental in shaping the future of our Java-based platform by owning core components and guiding modernization efforts.

You will need 8+ years in Java, deep Spring Boot expertise, and the ability to understand and evolve large codebases, balancing performance, reliability, and maintainability in a fast-moving, hybrid work environment.

Qualifications

• 8+ years of experience in Java development.
• Deep expertise with the Spring Framework (Spring Boot).
• Proven ability to understand and manage large, complex codebases.
• Strong understanding of software architecture principles, design patterns, and best practices.
• Strategic thinker capable of long-term code evolution and modernization.
• Enjoys refactoring while maintaining stability and performance.
• Solid knowledge of databases, APIs, and the software development lifecycle.

Responsibilities

• Take ownership of core components of our Java-based platform.
• Dive deep into the existing codebase to understand architecture, dependencies, and business logic.
• Develop and implement strategies for evolving and modernizing our software architecture.
• Design, build, and maintain high-quality, scalable Java applications and services.
• Mentor engineers on architectural best practices and clean code.
• Collaborate with product and engineering teams to translate complex requirements into sustainable technical solutions.
• Drive initiatives to improve code quality and reduce technical debt.

Skills

Java development

Spring Framework

Software architecture

Code modernization

Mentoring engineers

APIs & databases

Job description

Full-time

Who we are

Xempus is the leading European group pension, life and health insurance platform. We seamlessly connect insurers, insurance agents, corporates and their systems in an automated and customer-centric manner. Using standardized interfaces and structured data, we operate the central infrastructure for all customer-centric processes and enable agentic AI across pension, life and health insurance.
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

We're on the lookout for a Senior Java Engineer (m/f/d) with a passion for software architecture and a talent for navigating complexity. If you are an expert who not only writes excellent code but also excels at understanding, managing, and evolving large, mature codebases, this is the perfect opportunity for you. You will be instrumental in shaping the future of our software landscape.

Responsibilities:

• Take ownership of core components of our Java-based platform
• Dive deep into our existing codebase to understand its architecture, dependencies, and business logic
• Develop and implement robust strategies for evolving and modernizing our software architecture
• Design, build, and maintain high-quality, scalable, and reliable Java applications and services
• Guide and mentor fellow engineers on architectural best practices and clean code principles
• Collaborate closely with product and engineering teams to translate complex requirements into sustainable technical solutions
• Drive initiatives to improve code quality, reduce technical debt, and enhance overall system performance

What we are looking for

• You have 8+ years of experience in Java development, including deep expertise with the Spring Framework (especially Spring Boot) and other standard libraries
• Most importantly, you have a proven ability to quickly understand and effectively manage large, complex codebases. You can see the "bigger picture" and derive architectural insights from existing code
• You possess an excellent, in-depth understanding of software architecture principles, design patterns, and best practices
• You are a strategic thinker who can develop and execute long-term plans for code evolution and modernization
• You enjoy the challenge of refactoring and improving existing systems while ensuring stability and performance
• A solid understanding of databases, APIs, and the general software development lifecycle is a given
• We are agile – change is our constant. You thrive in a dynamic environment and enjoy contributing to the continuous improvement of our development processes

Why Xempus

• Shape the Future: Help reinvent intelligent automation of occupational pensions at one of Germany’s leading insurtechs
• Maximum Freedom: Creative ownership and fast decision - in a dynamic, innovative environment
• Top Contribution: 100% employer contribution – we double every euro you invest in your occupational pension scheme
• Health Coverage: Company health insurance with €600 annual reimbursement for various medical services
• People-Driven Culture: Genuine cross-departmental teamwork, open doors, and collaboration at eye level
• Flexible Working: Hybrid working for maximum freedom and work-life balance – learn more here
• Learn & Grow: Annual development budget, personal AI coaching, and transparent career paths with clear growth opportunities
• Stay Active & Mobile: Health benefits including job bike / EGYM Wellpass or traveling easily with the Deutschlandticket
• Extra Time Off: 30 days paid vacation – plus the option to take additional unpaid leave
• Workation Option: Up to 30 days per year to combine work and travel

Contact

We’d love to hear from you!