Full Stack Software Engineer (JavaKotlin & React) (fmd)

Your area of work:

Powering Europes energy transition in real time: join our core engineering team shaping the M7 XBID platform the mission-critical system enabling pan-European cross-zonal intraday power this Full Stack Developer role you will bridge back-end and front-end architectures to build evolve and scale a high-performance trading engine handling live operations across the continent. Working alongside skilled engineers in an agile setting you will solve complex distributed computing challenges steer architectural decisions and make a measurable impact on European energy infrastructure every single day.

Your responsibilities:

• Take end-to-end ownership of new features from initial design and technical proof of concept to production rollout.
• Build resilient high-throughput back-end microservices using Java 17 or Kotlin on top of the Spring ecosystem.
• Craft responsive reliable and intuitive user interfaces using modern web standards and React.
• Implement low-latency REST APIs WebSocket streaming and event-driven communication protocols across distributed components.
• Design efficient relational data models in PostgreSQL optimize persistence layers and ensure smooth data pipelines.
• Troubleshoot intricate issues across distributed environments while safeguarding system reliability performance and security.
• Contribute actively to technical discussions architectural roadmaps code reviews and continuous delivery improvements.

Your profile:

• Solid track record in full-stack software development spanning enterprise back-end architectures and modern web front ends.
• Strong programming proficiency in Java 17 and/or Kotlin complemented by practical experience with Spring and Hibernate.
• Hands-on familiarity with modern JavaScript CSS HTML and client-side component libraries ideally React.
• Solid understanding of relational database design SQL optimization (ideally PostgreSQL) and distributed messaging patterns.
• Rigorous approach to clean code testing Git workflows and agile collaboration in multidisciplinary engineering squads.
• Strong analytical reasoning self-reliance in technical problem-solving and continuous appetite for mastering emerging technologies.
• Helpful bonus assets include exposure to Protobuf gRPC RabbitMQ WebSockets Docker CI/CD pipelines or high-throughput financial and energy trading environments.