Senior Backend Developer (mfd) Python & Java

• You support the full software development lifecycle from designing and modeling required components to implementing and customizing software solutions.
• You build high-performing scalable backend services using Java (Spring Boot) and/or Python ensuring technical robustness and long-term maintainability.
• Through thoughtful design and continuous optimization you ensure our IT solutions are future-proof and ready for long-term international use
• Together with your colleagues you align code architecture and API/interface contracts across teams and products and document solutions in a clear and traceable way.
• You critically evaluate technical decisions and provide constructive feedback on their impact on structure performance reliability and business/system lo
• You actively contribute to evolving our engineering and quality standards from clean code practices and automated testing to CI/CD and delivery pipelines.
• Working closely with your team you help drive the technical modernization of our product and platform.

Qualifications :

• You have a solid technical education (HTL University of Applied Sciences or University degree) and minimum 3 years of professional experience in backend development.
• Strong proficiency in modern Java (Spring Boot) and building robust maintainable microservices
• You work confidently with RESTful APIs (design implementation versioning) and understand how to build stable interface contracts in distributed systems
• You have strong experience with relational databases and enjoy working in a data-driven way; you know how to model data write efficient SQL and optimize queries
• Foundational understanding of event-driven architectures and platform tools (e.g. Kafka Docker Kubernetes GitLab Liquibase) with a strong motivation to deepen your expertise.
• You bring practical Python skills for data processing and automation such as building data pipelines transforming datasets and developing ETL or backend support scripts.
• Interest in or experience with GIS/geospatial workflows and spatial data processing
• You enjoy working in agile teams (Scrum or Kanban) and maintain an open constructive approach to learning from mistakes.
• Analytical and self-driven with a strong ability to collaborate and deliver production-ready solutions
• English: Minimum Level B2 (confident spoken and written communication in everyday work situations)

Additional Information :

• Long-term interesting and varied work for a reliable employer in a supportive team
• A family-friendly company culture with flexible working hours and remote working options available according to your individual needs
• Numerous training and further development opportunities within the Group (5% of working time for self-organized training and education)
• Staff shopping and travel discounts
• Easy public access and on-site parking
• An attractive annual gross salary market-compliant and performance-related starting at EUR 50.000 with the possibility of higher pay based on your qualifications and professional experience.

No matter where you are in your career we have a path for you. Whether youre looking for your first job advancement in your field or a new career shift. Were proud to employ great people who are passionate about their jobs. But theyre all different. No matter who you are what you need and where youre going REWE Group can be a part of it. Apply now!

Please upload your resume to give us insight of your work experience - anonymously if you like!

We promote a diverse and inclusive work environment. Therefore we welcome applications from people of different gender age cultural or social background sexual identity and applications from people with disabilities. In addition we would like to increase the proportion of women in technical professions and are particularly pleased to receive applications from women for this position.

Remote Work :

No

Employment Type :

Full-time