Application & Data Engineer
WärtsiläFinland6 days ago
Full-timeInformation Technology
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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?
As an Application & Data Engineer, you’ll work closely with business stakeholders such as sales and sales support, to develop and maintain web applications and data products that enable advanced analytics and AI capabilities. You’ll develop and maintain robust data models, ensure data quality and governance, and integrate data from multiple sources to support decision-making and operational efficiency.
As an Application & Data Engineer your task is to write clean, efficient, and well-documented code following best practices and company standards. Collaborate with team members and stay up to date with emerging technologies and contribute to the continuous improvement of our development processes.
You’ll be part of our Energy Sales Development team with expertise in process, application, and data development. Our team plays a vital role in supporting Energy needs and drives the development of sales processes and related applications such as CRM, Sales Configurator and other sales tools, as well as data solutions to power analytics and AI initiatives.
The preferred location for this position is Vaasa, Finland but also other locations in Finland can be considered.
Role and responsibilities:
You are valuated – as your true self. At Wärtsilä YOU matter. We value diversity and are committed to supporting an inclusive work community.
Your growth is supported. We believe in continuous learning and teamwork. Wärtsilian community has your back when it comes to development opportunities, so you can develop beyond your potential.
You get to make a difference. Innovation and sustainability are important to us. Every day, we - Wärtsilians - put our hearts and minds into enabling sustainable societies through innovation in technology and services into reality.
Contact & next steps:
Please submit your application by 06.01.2026 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:
Questions about the tasks of the role:
Tomi Korpi
[email protected]
+358 40 6609770
Wednesday 17.12.2025 13:00 – 15:00
Thursday 18.12.2025 13:00 – 15:00
General questions about the role and the recruitment process:
Sami Kujanpää
[email protected]
Last application date: 06/01/2026
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.
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. 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.
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.
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?
As an Application & Data Engineer, you’ll work closely with business stakeholders such as sales and sales support, to develop and maintain web applications and data products that enable advanced analytics and AI capabilities. You’ll develop and maintain robust data models, ensure data quality and governance, and integrate data from multiple sources to support decision-making and operational efficiency.
As an Application & Data Engineer your task is to write clean, efficient, and well-documented code following best practices and company standards. Collaborate with team members and stay up to date with emerging technologies and contribute to the continuous improvement of our development processes.
You’ll be part of our Energy Sales Development team with expertise in process, application, and data development. Our team plays a vital role in supporting Energy needs and drives the development of sales processes and related applications such as CRM, Sales Configurator and other sales tools, as well as data solutions to power analytics and AI initiatives.
The preferred location for this position is Vaasa, Finland but also other locations in Finland can be considered.
Role and responsibilities:
- Design, develop, and maintain sales tools and databases to ensure reliability and scalability
- Collaborate with business stakeholders to conceptualize and specify solution requirements, including UI design and prototyping
- Translate business requirements into technical solutions and deliverables
- Create and maintain functional specifications, technical designs, and documentation
- Explore and implement solutions for data analytics, Machine Learning, and AI
- Serve as a project resource for selected application development initiatives
- Proven experience in software development
- Proficiency in Python, React, TypeScript
- Knowledge of DevOps tools and practices.
- Familiar with Databricks, Salesforce CRM, Geospatial data is seen as an advantage
- B.Sc. or M.Sc. degree in information technology or equivalent knowledge acquired through experience
- Capable of working with various stakeholders to meet their expectations
- Good communication and presentation skills
- Proactive, development-minded, and goal-oriented approach.
- Ability to work independently and meet targets.
- Strong analytical and problem-solving skills.
- Fluency in English, other language skills seen as an advantage
You are valuated – as your true self. At Wärtsilä YOU matter. We value diversity and are committed to supporting an inclusive work community.
Your growth is supported. We believe in continuous learning and teamwork. Wärtsilian community has your back when it comes to development opportunities, so you can develop beyond your potential.
You get to make a difference. Innovation and sustainability are important to us. Every day, we - Wärtsilians - put our hearts and minds into enabling sustainable societies through innovation in technology and services into reality.
Contact & next steps:
Please submit your application by 06.01.2026 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:
Questions about the tasks of the role:
Tomi Korpi
[email protected]
+358 40 6609770
Wednesday 17.12.2025 13:00 – 15:00
Thursday 18.12.2025 13:00 – 15:00
General questions about the role and the recruitment process:
Sami Kujanpää
[email protected]
Last application date: 06/01/2026
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.
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. 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.
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.
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