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?  Do you enjoy exploring and experimenting in ways to make simple yet beautiful code?  So do we! We are looking for a Senior Developer to help us in the creation of solutions that will be used by experts supporting mission critical systems that reduce the carbon footprint around the world.  We are currently in our third year of a thoughtful adoption of the LeSS framework in which we strive to create a fulfilling environment where product developers can learn, grow and challenge the status quo.    The preferred location for this position is Helsinki, Finland. Although this position follows a hybrid work model and remote work is supported, employees are expected to work onsite at the office 2-3 days per week.   What are your main tasks and responsibilities?   <ul><li>You enjoy creating efficient and scalable products that have an impact on the world </li><li>You are a team player and embrace opportunities to help other developers grow </li><li>You experiment and aren’t afraid to learn from failures</li><li>You thrive on the collaborative design and development of useful products in a shared code environment</li><li>You are a key part of the development and maintenance of our edge solution, platform, data streaming and aggregation, insight generation and end user applications</li><li>You embrace development, deployment, and monitoring activities and implement this with IAC, Continuous Delivery and test automation practices </li><li>You work fluently in statically and dynamically typed programming languages and AI models</li><li>You have practical experience with cloud and containerization technologies ( Kubernetes, Docker, AWS, Azure )   </li><li>You have learned that ATDD and TDD are needed to design maintainable, high-value products    </li></ul>  It’s a big plus if you have previous experience with:   <ul><li>Event-driven systems and message queuing technologies, such as Kafka, RabbitMQ, or similar</li><li>Industrial communication protocols like OPC UA, Modbus and/or NMEA</li><li>Relational and time series databases</li><li>Data Science and or User Experience Design</li></ul>  Who are we and what we do: Digital Product Development (DPD) develops digital products for Wärtsilä’s Marine and Energy business units. One of our well-known products is Wärtsilä Expert Insight, which uses real-time engine data to detect and predict maintenance needs.   Currently, DPD consists of 120+ product developers organized into 11 teams. We have several scrum masters who support these teams, and one PO who sets the vision and direction in which the teams develop our products. As a department, we are very flat and promote actively non-hierarchical, agile ways of working. 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.    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 trueself you can accomplish so much more.   We don’t always get it right the first time, 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?    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.    Contact &amp; next steps:    Please submit your application by 31.01.2026 through our Careers portal. Applications submitted via email will not be considered. After submitting your application, you will receive a confirmation email.In case you have any questions, please don't hesitate to contact: Jenni KarkinenPeople Managerjenni.karkinen@wartsila.com  Last application date: 31/01/2026  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. Read more on <a href="http://www.wartsila.com">www.wartsila.com</a>. #wärtsilämarine #LI-AC1 #LI-Hybrid

We enable sustainable societies through innovation in technology and services together with all our stakeholders &ndash; today and tomorrow. We emphasise innovation in sustainable technology and services to help our customers continuously improve environmental and economic performance. We work together with our strong ecosystem of partners every day, providing a wide portfolio of leading technologies and innovative solutions that offer our customers superior uptime, reliability and foreseeable lifecycle costs across their operations. Our global passionate team of 17,500 energy and maritime experts in 200 locations in more than 70 countries is committed to shaping decarbonisation transformation of our industries across the globe.

Senior Developer

Wärtsilä is a world leader in marine technology and leading the industry's transformation towards a decarbonised and sustainable future.&nbsp;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&nbsp;- together. Are you ready to jump onboard?&nbsp;&nbsp;Do you enjoy exploring and experimenting in ways to make simple yet beautiful code? &nbsp;So do we!&nbsp;We are looking for a Senior Developer to help us in the creation of solutions that will be used by experts supporting mission critical systems that reduce the carbon footprint around the world.&nbsp;&nbsp;We are currently in our third year of a thoughtful adoption of the LeSS framework in which we strive to create a fulfilling environment where product developers can learn, grow and challenge the status quo. &nbsp; &nbsp;The preferred location for this position is Helsinki, Finland. Although this position follows a hybrid work model and remote work is supported, employees are expected to work onsite at the office 2-3 days per week.&nbsp;&nbsp;&nbsp;What are your main tasks and responsibilities? &nbsp;&nbsp;<ul><li>You enjoy creating efficient and scalable products that have an impact on the world </li><li>You are a team player and embrace opportunities to help other developers grow </li><li>You experiment and aren’t afraid to learn from failures</li><li>You thrive on the collaborative design and development of useful products in a shared code environment</li><li>You are a key part of the development and maintenance of our edge solution, platform, data streaming and aggregation, insight generation and end user applications</li><li>You embrace development, deployment, and monitoring activities and implement this with IAC, Continuous Delivery and test automation practices </li><li>You work fluently in statically and dynamically typed programming languages and AI models</li><li>You have practical experience with cloud and containerization technologies ( Kubernetes, Docker, AWS, Azure ) &nbsp; </li><li>You have learned that ATDD and TDD are needed to design maintainable, high-value products &nbsp; &nbsp;</li></ul>&nbsp;&nbsp;It’s a big plus if you have previous experience with: &nbsp;&nbsp;<ul><li>Event-driven systems and message queuing technologies, such as Kafka, RabbitMQ, or similar</li><li>Industrial communication protocols like OPC UA, Modbus and/or NMEA</li><li>Relational and time series databases</li><li>Data Science and or User Experience Design</li></ul>&nbsp;&nbsp;Who are we and what we do:&nbsp;Digital Product Development (DPD) develops digital products for Wärtsilä’s Marine and Energy business units. One of our well-known products is Wärtsilä Expert Insight, which uses real-time engine data to detect and predict maintenance needs. &nbsp;&nbsp;Currently, DPD consists of 120+ product developers organized into 11 teams. We have several scrum masters who support these teams, and one PO who sets the vision and direction in which the teams develop our products. As a department, we are very flat and promote actively non-hierarchical, agile ways of working. 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. &nbsp;&nbsp;&nbsp;Why you and us:&nbsp;&nbsp;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 trueself you can accomplish so much more. &nbsp;&nbsp;We don’t always get it right the first time, 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? &nbsp; &nbsp;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. &nbsp;&nbsp;&nbsp;Contact &amp; next steps: &nbsp;&nbsp; Please submit your application by 31.01.2026 through our Careers portal. Applications submitted via email will not be considered. After submitting your application, you will receive a confirmation email.In case you have any questions, please don't hesitate to contact:&nbsp;Jenni KarkinenPeople Managerjenni.karkinen@wartsila.com&nbsp;&nbsp;Last application date: 31/01/2026&nbsp;&nbsp;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. &nbsp;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.&nbsp;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.&nbsp;This is Wärtsilä&nbsp;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 <a href="http://www.wartsila.com">www.wartsila.com</a>.&nbsp;#wärtsilämarine #LI-AC1 #LI-Hybrid

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