Return REMOTE BESS Optimization Developer Python Full-time
Join Return's Optimizer Quant team to build software powering BESS optimization algorithms, making a measurable impact on the transition to renewable energy.
Return | REMOTE | BESS Optimization Developer (Python) | Full-time Return ( https://return.energy ) is hiring a developer who will build the software that powers our BESS optimization algorithms. Return’s main activity is building and operating industrial-size Battery Energy Storage Systems. Our operations are located in the Netherlands, Germany, Belgium, and Spain. You will be making a measurable (country-level) impact on the transition to renewable energy. Return recently raised €300M to support its growth. While we employ over 130 people, our teams are deliberately small. You will join the Optimizer Quant team, which builds the algorithms that decide when and how our batteries charge and discharge. Our platform automates processes in energy storage, monitoring, market optimization, sales, project management, procurement, and construction. We expect you to be strong in Python and comfortable with APIs and backend fundamentals, cloud, Docker, and basic DevOps. You should be able to re
Posted June 5, 2026