Java Developer - Leipzig - Renewable Energy

Java Developer - Leipzig - Renewable Energy An internationally operating energy and technology company based in Leipzig is looking for an experienced Java Developer to help enhance and scale automated trading systems for the European power market. For over a decade, this company has been developing smart software solutions that drive the shift toward renewable energy. You'll be joining a diverse, international team with a mission-driven culture that values equality, creativity, and work-life balance. Here, different perspectives and backgrounds are seen as a strength—and innovation is encouraged. Your RoleDevelop and maintain backend services that provide key market data for algorithmic trading decisionsImprove existing systems and implement new features to support market expansionConduct code reviews and collaborate with your team to ensure high code qualityTroubleshoot and debug issues, while contributing to technical documentationWork closely with stakeholders to gather and refine requirements Tech StackLanguages & Frameworks: Java (11+), Spring BootDevOps & Monitoring: GitLab, Jenkins, Maven, SonarQube, Kubernetes, Micrometer, Grafana What You BringMust-Haves:At least 2 years of experience in Java software development and Spring BootSolid grasp of design patterns, concurrency, and asynchronous programmingConfident working with Git, unit/integration testing, and relational databasesExperience designing and consuming APIsGood communication skills in English (minimum B2 level)Nice-to-Haves:Familiarity with message brokers (e.g., Kafka, RabbitMQ)Experience with Docker, Jenkins, and CI/CD pipelinesUnderstanding of agile methodologies (Scrum, Kanban) What’s in It for YouHealth & Wellbeing:Freshly cooked daily lunch, in-office massages, and Pilates sessionsEGYM Wellpass and mobility perks (e.g., bike subsidies)Flexibility & Time Off:30 days of paid vacation + additional leave for special occasions (e.g., honeymoon)Flexible working hours and childcare supportCulture & Growth:Inclusive international team with flat hierarchies and an open-door policy10% of your working time dedicated to personal/professional developmentRegular team events and a modern, eco-friendly office in central Leipzig Ready to make a real impact in the energy sector with cutting-edge tech?Apply now and be part of a forward-thinking, mission-driven team.