Senior Full-stack .NET Developer to Corporate Action, ITS Safekeeping CORE, SEB, Solna

SEB; Pargas; Hybrid; EUR 70,000 - 110,000; Full time

Benefits offered by this job

Remote working possibilities

Training opportunities

Flat hierarchy

Job summary

SEB is seeking a Senior Full-stack .NET Developer to join its Corporate Action team. You will build and maintain internal systems for Securities, working with a modern stack (C#, .NET Core, Angular, Docker, Kubernetes, OpenShift, GitHub, GCP) and leverage AI tools like GitHub Copilot to boost efficiency and quality.

Join a collaborative team focused on modernizing banking tech with cloud-native practices, AI-supported development, and close business collaboration.

Qualifications

• Several years of senior .NET development experience with back-end and full-stack focus.
• Strong API and microservices experience, plus SPA capabilities.
• Hands-on experience with AI-assisted development tools like GitHub Copilot.
• Proficiency with C#, .NET Core, Docker and Google Cloud Platform (GCP).
• Experience using LLMs as part of the development workflow.

Responsibilities

• Develop and maintain internal systems supporting the Securities domain.
• Collaborate with product owners and business specialists to deliver high-quality solutions.
• Contribute to long-term technical direction while coding hands-on.

Skills

.NET development

API development

Microservices

Angular

GitHub Copilot

C# / .NET Core

Docker

GCP

LLMs in development

Agile / collaboration

Tools

Kubernetes

OpenShift

GitHub

Job description

Are you a seasoned Full-stack .NET Developer eager to innovate within a microservices architecture, leveraging AI and cloud technologies to build high-quality solutions in the Securities domain? Join our collaborative Corporate Action team and shape the future of banking technology with us.

SEB is more than a bank. We are a technology-driven financial institution where everything starts from our customer needs and business outcomes. AI, data and modern engineering are natural parts of how we work, build and deliver value. From core banking platforms to agentic AI, automation, cybersecurity and cloud, we offer a broad tech landscape and many paths to grow. Together, we are shaping secure, responsible and future- proof solutions for our customers and society. Are you ready to take on a new challenge?

About the role:

As a Senior Full-stack .NET Developer in our Corporate Action team, you will be instrumental in developing and maintaining crucial internal systems supporting the Securities area, including emissions and corporate action processes. You’ll collaborate closely with experienced colleagues, product owners, and business specialists, delivering stable, high-quality solutions. Our cutting-edge technical environment features microservices, responsive design, and a modern stack including C#, .NET Core, Angular, JavaScript/TypeScript, Docker, Kubernetes, OpenShift, GitHub, and GCP. We’re actively seeking your hands-on experience with AI-assisted development tools like GitHub Copilot to enhance efficiency, code quality, and maintenance workflows across our projects.

In this role you will join a skilled and supportive team working close to the business, where your technical decisions have direct impact on critical securities processes. We are modernizing our solutions step by step, combining stable banking platforms with cloud-native engineering and AI-supported development practices. This is a role for someone who enjoys both hands-on coding and contributing to long-term technical direction.

To thrive in this role, we believe you have:

• Several years of senior .NET development experience, strong in back-end and full-stack with recent Angular versions.
• Strong experience in API development, microservices, and Single Page Applications.
• Hands-on experience with GitHub Copilot and other AI-assisted development tools to enhance workflows.
• Proficiency with our tech stack including C#, .NET Core, Docker and Google Cloud Platform (GCP).
• Experience using LLMs as part of your development workflow,either professionally or through personal projects.
• A collaborative mindset, strong sense of responsibility, and understanding of agile ways of working.

What we offer:

• Agile and modern ways of working
• A flat hierarchy and openness to share ideas, opinions and points of views
• Extensive training and learning opportunities
• Remote working possibilities and flexible work schedule
• Innovative company at the forefront of technology

Do you want to be 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.

If you have questions about the position, please contact Johan Ulfving, [e-mail].

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, which means that this position might be covered by internal redeployment.

Learn more about working at SEB on our Career website or through our Career podcasts.