Senior Dotnet Developer

TMS Technology; Oslo fylke; On-site; NOK 1,125,000 - 1,375,000; Full time

Benefits offered by this job

Share scheme

Work-life balance

Performance bonus

Job summary

TMS Technology in Oslo is seeking a .NET / C# Full-Stack Developer to work on long-term, technically engaging projects within a small autonomous product team. You will influence solutions and participate across the development lifecycle, including architecture, DevOps and hands-on coding.

Ideal candidates have 5+ years of .NET/C# experience, frontend React or similar, cloud/CI-CD knowledge, and eligibility for security clearance; strong collaboration and continuous learning are valued.

Qualifications

• 5+ years’ experience with .NET/C# and full-stack development.
• Experience with React or another modern frontend framework.
• Knowledge of cloud, CI/CD and agile development.
• Eligible for security clearance.
• Collaborates well in cross-functional teams and continuous learning.

Responsibilities

• Join a small, autonomous product team with ownership and influence over solutions.
• Work across the development lifecycle, with opportunities in architecture, DevOps and technical consulting, as well as hands-on development.

Skills

.NET / C#

React

Cloud

CI/CD

Agile

Security clearance

Tools

React/TypeScript

Job description

.NET Full-Stack Developer | Oslo | Up to 1.25M NOK + Bonus + Shares

Location: Oslo,Norway

Employment Type : Full time, permanent

I’m working with a leading Scandinavian technology company that is growing its Oslo development teams and hiring experienced .NET / C# Full-Stack Developers.

This is a great opportunity if you want to work on long-term, technically interesting projects without the typical consultancy model of being constantly moved between short-term assignments.

You’ll join a small, autonomous product team alongside developers, architects, designers, testers and product managers — with real ownership and influence over the solutions you build.

The tech

• C# / .NET
• React / TypeScript
• APIs & integrations
• CI/CD & DevOps

You’ll be able to work across the development lifecycle, with opportunities to get involved in architecture, DevOps and technical consulting as well as hands‑on development.

• 5+ years’ experience with .NET / C#
• Experience with React or another modern frontend framework
• Knowledge of cloud, CI/CD and agile development
• Eligible for security clearance
• Someone who enjoys collaboration and wants to keep developing technically

Up to 1.25M NOK fixed salary

30,000+ NOK typical annual performance bonus

Company-matched employee share scheme

Strong work/life balance