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Java Developer - Leipzig - Renewable Energy

Optimus SearchLeipzig, Saxony, Germany

Vor 7 Tagen

Stellenbeschreibung

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 Role

Develop and maintain backend services that provide key market data for algorithmic trading decisions
Improve existing systems and implement new features to support market expansion
Conduct code reviews and collaborate with your team to ensure high code quality
Troubleshoot and debug issues, while contributing to technical documentation
Work closely with stakeholders to gather and refine requirements

Tech Stack

Languages & Frameworks : Java (11+), Spring Boot

DevOps & Monitoring : GitLab, Jenkins, Maven, SonarQube, Kubernetes, Micrometer, Grafana

What You Bring

Must-Haves :

At least 2 years of experience in Java software development and Spring Boot

Solid grasp of design patterns, concurrency, and asynchronous programming

Confident working with Git, unit / integration testing, and relational databases

Experience designing and consuming APIs

Good 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 pipelines

Understanding of agile methodologies (Scrum, Kanban)

What’s in It for You

Health & Wellbeing :

Freshly cooked daily lunch, in-office massages, and Pilates sessions

EGYM 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 support

Culture & Growth :

Inclusive international team with flat hierarchies and an open-door policy

10% of your working time dedicated to personal / professional development

Regular 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.

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Java Developer • Leipzig, Saxony, Germany