Product Developer

(Senior) Product Developer

Wärtsilä is a world leader in marine technology and leading the industry's transformation towards a decarbonised and sustainable future. With the world's widest portfolio and service network, we – Wärtsilians - deliver efficient, safe and sustainable integrated products and solutions to enhance the business of our customers. The opportunities presented through digitalisation and new technologies are offering a new era of shipping. Did you know that shipping is the world's most efficient mode of transportation and that 88% of the world's trade is carried by sea? We want to change the course towards an interconnected and cleaner maritime future and are constantly on the lookout for future-oriented talent to join our team and to work towards enabling sustainable societies through innovation in technology and services - together. Are you ready to jump onboard?

We are looking for a Product Developer / Senior Product Developer to help us in the creation of solutions that will be used by hundreds of experts who will provide insights to even more customer users who are operating vessels and power plants. Digital Product Development (DPD) develops digital products for Wärtsilä business units in Marine and Energy. DPD uses a common technology stack to generate insight from operational data, to make for example predictive maintenance- or efficiency optimization products such as Wärtsilä Expert Insight. To collect and process operational data DPD develops Edge solutions. We consist of more than 100 people and are organized into roughly 10 teams. We operate with a scaled approach to agile development called LeSS; we work with one backlog of prioritized high-level epics for all self-managing teams. The teams are in close contact with stakeholders, take time to learn and are empowered to arrange their work content in collaboration with the product owner to ensure we can focus on delivering the most value to the product. Scrum Masters support the adoption and work with teams to develop practices to sustain an impactful and enjoyable way of working. By adopting a progressive way of working we aim to further our position as a trusted partner for Wärtsilä business and offer a fulfilling workplace for our people. We want to deepen our understanding of our business and take an active approach to personal growth, providing opportunities for people to further develop skills and knowledge with support from our People Managers. At Wärtsilä, we embrace a hybrid working model that encourages collaboration and connection. Our teams aim to spend a couple of days each week together at our sites, fostering teamwork, shared purpose, and a positive work culture. The preferred location for this position is Helsinki, Finland, with flexibility for hybrid work arrangements.

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 people
• Proficient in programming languages (Golang, Java, Python, TypeScript), with good knowledge of Kubernetes, Docker, AWS.
• Solid experience with DevOps practices, Infrastructure-as-Code (IaC), 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 event-driven systems and message queuing technologies, such as Kafka, RabbitMQ, or similar.
• 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.

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. For further questions, please reach out to Jenni Karkinen, People Manager (DPD), Finland, through jenni.karkinen@wartsila.com with any questions related to this position (only for questions from direct job applicants, applications through email will not be recorded or responded to). Welcome to join us in shaping the decarbonisation of marine and energy! Last application date: 31/08/2025 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. All new Wärtsilä employees in Finland will attend occupational health checks, including drug tests/screenings where applicable. When a person is located outside of Finland, the country legislation is followed. 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.