Hello interim Kotlin Developer! Do you want to work in the heart of the energy transition?
32 - 40 hours | Amersfoort / Hybrid | Energy Market | Start date: asap | Duration of assignment: 6 months with option to extend

Please note! SECONDMENT ONLY

EDSN is a rapidly growing organization. At EDSN, you contribute to making the Netherlands more sustainable. Every day. Together with our partners in the energy sector.With your knowledge of Kotlin and modern software developmentyou will create robust, scalable and future-proof applications that are crucial for the energy market. You will contribute to sustainable market facilitation. We have big ambitions, that's why we are looking for you!

Work at the intersection of technology and sustainability

Work full of energy
We are working with several teams on the migration and modernization of portal C-AR - the basis for many activities within the energy sector. Within this PI, an additional team "Quatro" is being set up, which will be productive from PI1 on behalf of the CAR out program. Internally we are shifting people around, so we are looking for reinforcements for several teams:

• 3 developers for team Quatro
• 1 developer for team Pact
• 1 developer for team SOTA

As a medior Kotlin developer, you will work on applications that form the backbone of the Dutch energy market. You will develop microservices and backend components that enable data exchange between grid operators and market parties. You will work in a multidisciplinary team with DevOps engineers, testers and business analysts. The challenge lies in building scalable and secure solutions in a complex chain, where you continuously think about improvements and innovations.

This is what you will do

- Develop and maintain Kotlin-based backend applications
- Work with modern tools such as Spring Boot, Kafka, Docker and AWS
- Collaborate on architecture and technical solutions
- Collaborate in Agile/Scrum teams
- Write unit and integration tests
- Contribute to CI/CD pipelines and automation

Collaboration and knowledge sharing

You will work closely with colleagues within EDSN and external partners. Knowledge sharing is key: you actively participate in refinement sessions, code reviews and communities of practice.

This is what energizes you

- Work on socially relevant software
- Complex technical challenges in a dynamic environment
- Collaborate with driven professionals
- Make an impact on the energy transition
- Work with modern technologies and cloud platforms

You take this further

- Minimum of 3 years of experience as a backend developer
- Experience with Kotlin (or Java with strong willingness to transition)
- Knowledge of Spring Boot, REST APIs, Kafka and CI/CD
- Experience with cloud platforms (preferably AWS)
- Familiarity with Agile/Scrum working methods
- Proactive attitude and good communication skills
- Experience working in complex chains is a plus
- Pre: knowledge of SOAP and integration with legacy systems

About EDSN

Energie Data Services Nederland (EDSN) is a growing company that is taking rapid steps to professionalize its organization. From startup to scale-up. EDSN develops a reliable and innovative ICT infrastructure for all regional and national grid operators. We specialize in collecting usage data and making it accessible, which other market parties can then use to develop new services. With these data services, we give the energy transition and thus also the sustainability of the Netherlands wide scope.