Senior .NET Developer – Building the Future of Payments | SEB, Örebro

SEB is a leading northern European financial services group, and at the same time, one of the largest IT employers in the Nordics. Banking is changing rapidly, and we are proud of our reputation for being entrepreneurial and innovative in the face of change.

Are you excited about building modern, resilient systems that sit at the heart of banking? Do you want to join one of SEB’s most business-critical product roadmap and influence how payments evolve for millions of customers?

At SEB, we are shaping the next generation of payment capabilities. Our Payment Roadmap area drives one of the bank’s most important transformation journeys — renewing core services, enabling real-time processing, and building future-proof architectures. If you want your work to matter, this is the place.

About the role

As a senior back-end (.NET) solution developer, you will be part of a cross-functional team responsible for designing, developing, and modernizing mission-critical payment capabilities. You will work closely with architects, product owners, and engineering teams to deliver secure, scalable, and high-performance services aligned with SEB’s long-term payment strategy.

You will be working in one of our feature teams in Örebro delivering the banks new global payment platform.  We believe that you are passionate about development and eager to constantly learn. You are proactive and contribute with ideas and suggested improvements to our way of working. You take pride in delivering clean, efficient, maintainable and tested code.

Who we are looking for:

• A senior developer with experience in developing .NET applications and working with agile development together with product specialists and other stakeholders.
• Strong analytical skills and the ability to break down complex problems and identify patterns.
• Experience in working with DevOps, CI/CD and automation is needed.
• Will work in Microsoft-stack with .NET and Kubernetes, and event driven architecture.
• Equally important is your experience of turning requirements into well-functioning solutions.
• An understanding of business requirements and experience from IT design is also required.
• Great communication skills in both Swedish and English.

Bonus if you also have:

• Experience of working with development in the banking sector. Familiarity with payment standards or banking integrations.

Key tools and techniques:

• Visual Studio
• MS SQL Server
• TDD
• CI/CD
• .NET
• Kubernetes
• Docker
• Kafka
• DevSecOps
• XSD/XML/JSON
• Microservice architecture
• Event driven design
• Agile way of working

What we offer

• A modern engineering environment with the freedom to influence architecture and technology choices
• International collaboration with teams across SEB Group
• Long-term stability, opportunities for growth, and internal mobility
• Extensive training, learning programs, and professional development
• Work–life balance and hybrid work model, meaning remote work is possible up to 2 days/week.
• Access to SEB staff banking with exclusive benefits

Ready to join?

It is our fundamental belief that inclusion and diversity is crucial to our future success. We strive to have an inclusive, value-driven culture where employees feel valued, respected, and involved irrespective of who they are, what they believe or where they come from.

Since we select candidates continuously, feel free to send in your application today via the link in this ad, but no later than 23rd of May 2026. If you have questions about the position, please contact hiring manager Mattias Eonsuu at mattias.eonsuu@seb.se, but we will not process applications via email.

 Please be aware that our final candidates undergo background checks, a process that includes, for example, identity control, verification of qualifications, credit checks, company engagements and criminal records checks. We also conduct random drug tests. During employment, SEB employees can also expect to undergo periodic background checks.

 SEB Sweden has a redeployment responsibility, why this position might be covered by internal redeployment.