Senior Full-Stack Developer

Wärtsilä is an innovative technology company known for being a forerunner in the Marine and Energy markets. Every day, we – Wärtsilians - put our hearts and minds into turning Wärtsilä's purpose of enabling sustainable societies through innovation in technology and services into reality. Our ultimate aim is to provide increased value to both our customers and society. New, game-changing ideas and continuous improvement have been part of our DNA since 1834. Together, we can create new business opportunities and more sustainable future that we can all be proud of.

We want to transition the world towards a decarbonised and sustainable future. By pushing the boundaries of engineering and technology, we can make it work. We are always on the lookout for future-oriented talent – want to join the ride?

We are now looking for a

Senior Full-Stack Developer

to join our team working for a better future.

The preferred location for the position is in Drunen, The Netherlands.

What are your main tasks and responsibilities?

• You enjoy creating efficient solutions that are scalable over hundreds of installations.
• You are a key part of the development and maintenance of our streaming data platform, pipelines, databases and APIs.
• You align implementation efforts with other developers across multiple development teams.
• You participate in the setup of monitoring for data pipeline status and data quality.
• You have clarity that the teams are also responsible to deploy to production and keep everything running.
• You are a team player and embrace opportunities to help the team and product to grow.
• You enjoy learning new things and aren't afraid to experiment.

What do we expect from you?

• A Bachelor or Master's degree in Computer Science or at least 3 years of relevant experience.
• We are looking for cross-front-end/back-end/DS/UX people
• Proficient in programming languages (Java, Python, TypeScript), with good knowledge of Kafka, Kubernetes, Docker AWS.
• Solid experience with DevOps practices, Continuous Integration (CI), and Continuous Deployment (CD).
• Passion for high quality product, including (end-2-end) testing practices
• Demonstrated problem-solving capabilities and the creation of innovative solutions.
• Thorough understanding of Agile and Scrum frameworks, effective teamwork, and cross-functional collaboration.
• Deep knowledge of software architecture and design principles.

It's a big plus if you are:

• Experience with industrial communication protocols like OPC-UA, Modbus and/or NMEA.
• Experience with relational and time series databases.
• Experience with DS and UX.

Why you and us?

We at Wärtsilä believe in empowerment, ownership and taking responsibility of our work. We support each other’s growth and co-creation is the true basis of our innovation. We have courage to see opportunities and take initiative.

We are authentic and honest, and we strongly believe in that by being your own true self you can accomplish so much more. We don’t always get it right the first time, and if mistakes are made, we make sure to learn and grow from them. We want everyone to voice their opinions freely. That is why we have built an environment that empowers you and everyone around you, and where you can feel safe and cared for. Are you eager to be part of this ambition?

We have an amazing team and we are excited about our work and the impact it has on building sustainable societies. We are looking to find a colleague with this shared passion for smart technologies and a sustainable future.

Contact & next steps

We hope to hear from you soon, by submitting your application through our careers portal. We aim to keep you updated on the process throughout.

Welcome to join us in shaping the decarbonisation of marine and energy!

Last application date: 30/11/2025

At Wärtsilä we value, respect and embrace all our differences, and are committed to diversity, inclusion and equal employment opportunities; everyone can be their true self and succeed based on their job-relevant merits and abilities.

Please note that according to Wärtsilä policy, voluntary consent for a security check may be required from candidates being considered for this position, depending on the applicable country.

This is Wärtsilä

Wärtsilä is a global leader in innovative technologies and lifecycle solutions for the marine and energy markets. Our team of 18,300 professionals, in more than 230 locations in 77 countries, shape the decarbonisation transformation of our industries across the globe. Read more on www.wartsila.com.