.NET/C# Developer — FinTech & Derivatives (Hybrid)

SEB; Solna kommun; Hybrid; SEK 700,000 - 900,000; Full time

Benefits offered by this job

Hybrid workplace setup

Job summary

SEB is seeking a Solution Developer in Arenastaden, Stockholm, to join a tech team focused on Derivatives Clearing. You will turn business needs into modern technical solutions, collaborate with product and business stakeholders, and contribute to both existing and new systems and integrations.

The role emphasizes back-end development in .NET/C#, with Python and other technologies used where relevant. You will help evolve the client-facing portal Business Arena and work with internal and

Qualifications

• Experienced, solution-oriented developer with a strong foundation in modern software development.
• Solid skills in C# and .NET with hands-on experience in Python, GCP, SQL Server, and REST APIs.
• Experience with cloud-native architectures, containers, observability, or Angular is a plus.
• Experience with financial systems such as banking, capital markets, trading, clearing, or insurance is advantageous.

Responsibilities

• Understand and translate business needs into robust technical solutions.
• Analyze requirements and create sustainable technical designs that create value.
• Develop, improve, and maintain existing and new business systems and integrations.
• Contribute to the evolution of solutions while supporting microservice-based and cloud-native architecture.
• Apply modern engineering practices, including AI-assisted development, to support quality and delivery.

Skills

C# / .NET

Python

SQL Server

REST APIs

Angular

AI-assisted development

Tools

GCP

Containers

Observability

GitHub Copilot

Job description

SEB is seeking a Solution Developer in Arenastaden, Stockholm, to join a tech team focused on Derivatives Clearing. You will turn business needs into modern technical solutions, collaborate with product and business stakeholders, and contribute to both existing and new systems and integrations.

The role emphasizes back-end development in .NET/C#, with Python and other technologies used where relevant. You will help evolve the client-facing portal Business Arena and work with internal and