Urgent! Software Development Engineer.NET (m/f/d) Position in Hamburg - Wärtsilä
Software Development Engineer .NET (m/f/d)
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 now looking for a
Software Development Engineer in .NET (m/f/d)
(C#) to join the R&D team at RT Navigation in Hamburg, Germany.
Our teams work on Cloud and Navigation software for the maritime industry.
We support a hybrid work model.
What you will be doing?
Your work includes the development of the Navigation software, which is used both onboard the vessels and as a part of the navigation training center.
You will satisfy upcoming certification requirements and adopt the software to the new customer’s needs.
As a Software Development Engineer, your work will focus on these responsibilities:
Participation in backend development
Work with modern frameworks like .NET, React (Python if applicable)
Handle DevOps tasks, including cloud-based infrastructure management and automation using Microsoft Azure.
Configure and manage authentication and access control with Azure Entra ID.
Ensure high code quality, participate in the Code Review
Develop and support software in a Windows environment.
Creating unit tests
Maintain and improve legacy systems, including 5+ year-old .NET (C#) codebases.
Participate in the Agile activities
To be successful in this role, we expect you to have:
Bachelor degree and 35+ work experience in a relevant or related field
Good knowledge in .NET (C#), Windows, Microsoft Azure, GitHub actions
Solid knowledge of SQL (MS SQL, PostgreSQL), and database design principle
Practical DevOps skills, including experience with Microsoft Azure, CI/CD pipelines (e.g., GitHub Actions), and infrastructure automation.
Familiarity with authentication and security tools, such as Azure Entra ID.
Proficiency in using source control systems, debuggers, profilers, and other development tools.
Experience with multithreading
Strong analytical thinking skills to troubleshoot and resolve complex issues
Technical and communication English
Good communication skills
Will be a plus:
Experience with maritime navigation will be an advantage
Knowledge of algorithms and data structures.
Knowledge of NoSQL database
Knowledge of Python (Django, FastAPI)
Knowledge of React
Experience with Agile methodologies, particularly SAFe (Scaled Agile Framework)
Familiarity with continuous integration and deployment (CI/CD) practices
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.
For further questions please reach out to Violetta Blatz, Head of Engineering, Navigation & Data, through email 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: 21/10/2025
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
✨ Smart • Intelligent • Private • Secure
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Unlock Your Software Development Potential: Insight & Career Growth Guide
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Great news! Wärtsilä is currently hiring and seeking a Software Development Engineer.NET (m/f/d) to join their team. Feel free to download the job details.
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