Full Stack Developer – Connectivity & API Department | SEB, Solna
About the role
You’ll join the Customer & Partner Experience team, responsible for SEB’s external API channels and Bank 4.0. We build business-critical applications that connect customers and partners with SEB’s products and services. Within the Business Infrastructure domain, our mission is to deliver user-friendly and secure solutions that work reliably across SEB’s product landscape, business teams, and external ecosystem.
In this role, you’ll design and build solutions across the stack—from intuitive frontend experiences to the backend services that power them—and take ownership through the full lifecycle, ensuring what you deliver is reliable, maintainable, and built to scale.
Collaboration is at the heart of how we work: we bring together business, design, and engineering perspectives to make sure we’re solving the right problems and delivering them in the right way.
As a Full Stack Developer in the Connectivity & API department, you’ll be a key player in one of Sweden’s most exciting technology journeys—enabling and accelerating SEB’s API ecosystem.
About our team
You’ll join a friendly and highly skilled team of UX designers and fullstack developers who enjoy solving real problems through code. We value a great work environment built on trust, open dialogue, and supportive collaboration. At the same time, we respect focus and autonomy—giving everyone space to work independently, take initiative, and do their best work.
We work agile in short iterations, with regular demos, feedback, and continuous improvement.
- Writing efficient, well-structured Golang and C# based microservices and APIs, supported by robust unit tests
- Writing and improving Angular based frontend code for customer facing interfaces.
- Collaborating closely with other developers, architects, and stakeholders to support team and business objectives
- Backend development experience using languages such as Go or C# (5+ years)
- A strong understanding of modern API design, microservices, and distributed systems
- Having a solid understanding of the .NET ecosystem, including frameworks, tooling, and development patterns
- Frontend experience (2+ years) with modern frameworks such as Angular or similar
- Experience with AI‑assisted development tools, such as GitHub Copilot, to improve code quality, productivity, and developer experience
- A solid grasp of design patterns and modern software development practices
- Experience working in complex technical environments
- Strong communication and problem-solving skills
- Fluent in English (written and spoken); Swedish is a plus.
- A solution-oriented mindset and a passion for building high quality, maintainable systems
- CI/CD (GitHub Actions)
- Container/orchestration (Kubernetes)
- Microservices architecture and REST-based API
- Opportunities to contribute to SEB’s top priority initiatives
- A collaborative, friendly, and welcoming culture
- Diverse, international teams in a global working environment
- Competitive compensation with exclusive SEB staff banking benefits
- A modern hybrid work model and state of the art office space
Do you want to be a part of SEB?
It is our fundamental belief that inclusion and diversity is crucial for 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 20th of May. If you have questions about the position, please contact anton.hanni@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 history of crime. In some cases, we also apply random drug checks. During employment, employees within SEB can also expect to undergo recurring background checks.
SEB Sweden has a redeployment responsibility, why this position might be covered by internal redeployment
Learn more about working at SEB on our Career website or through our Career podcasts.