Norway continues to be one of Europe’s most attractive destinations for tech professionals seeking high-quality jobs, excellent work–life balance, and strong career development pathways. For developers looking to advance their careers in a dynamic, international environment, the Backend .NET Developer position at LetsReg by Deltager AS in Oslo represents one of the most promising opportunities in 2026.
LetsReg is a long-standing market leader in registration, booking, and payment solutions, with deep roots in the Norwegian tech landscape. With more than 25 years of experience, the company is growing quickly and modernizing its platform to prepare for global expansion. This role is ideal for developers who enjoy ownership, innovation, and working in fast-moving teams.
This comprehensive article presents everything you need to know before applying—from job responsibilities and required skills to workplace culture, relocation possibilities, and benefits.
About LetsReg (Deltager AS): A Strong Norwegian Tech Brand
Founded in 2000, LetsReg has grown into one of Norway’s most trusted registration and payment platforms. Licensed as an official payment institution, the company processes nearly NOK 1 billion annually using its secure client account system.
LetsReg serves a wide range of organizations—from small businesses and event planners to major companies that rely on reliable, scalable digital tools. In recent years, the company has made significant investments in its technology stack and user experience, including:
- A newly launched booking solution
- A complete 360° rebranding under the name LetsReg
- A growing product and engineering organization
- Subsidiaries in Sandefjord (Pindena AS) and the UK (Participant UK)
- International tech teams in Ukraine and India
Now, letsReg’s next key objective is global expansion, beginning with the European market. To achieve this, the company is hiring a forward-thinking Backend .NET Developer to strengthen its platform.
Role Overview: Backend .NET Developer in Oslo
The Backend .NET Developer will play an essential role in building and enhancing the new generation of LetsReg’s platform. This is an opportunity for experienced developers who enjoy both technical depth and cross-functional collaboration.
Key Responsibilities
1. Develop and Maintain Core Platform Features
You will work with the latest tools in the .NET ecosystem, designing robust APIs, integrating services, and optimizing performance.
2. End-to-End Ownership
From architecture and development to performance tuning and testing—you will be responsible for delivering features and improvements independently.
3. Collaboration with Designers & Product Teams
LetsReg operates with fast decision-making, using a data-driven approach to prioritize features and enhancements.
4. Help Build Company Culture and Engineering Standards
You’ll contribute to shaping internal processes, code quality guidelines, development workflows, and long-term product direction.
This role is perfect for someone who enjoys both technical leadership and being part of a young, ambitious, collaborative environment.
Required Skills & Qualifications
LetsReg is looking for a highly motivated developer with a balance of depth and curiosity—someone with a T-shaped skillset.
Essential Requirements
- 3–5 years of experience with ASP.NET Core (C#)
- Experience building scalable backend solutions
- Familiarity with modern API design and clean architecture
- Comfortable using AI-assisted development tools such as GitHub Copilot, ChatGPT, Claude, Builder.io
- Strong ownership mentality
Preferred Experience (Bonus Skills)
While not required, the following skills are considered advantages:
- React knowledge (for collaborating with the frontend team)
- Azure cloud experience
- GitHub Actions for CI/CD
- SQL Server, Cloudflare, or Service Bus
- Experience with mobile development
- Background in event or booking software
These added skills can help you stand out, especially as LetsReg continues to scale and diversify its product offerings.
Why Join LetsReg? Key Benefits and Advantages
Joining LetsReg means becoming part of a fast-growing company with global ambition. Here’s why the Backend .NET Developer role stands out in Norway’s competitive tech market:
1. Competitive Compensation Package
LetsReg offers a strong salary and a comprehensive benefits package, including:
- Attractive pension scheme
- Health insurance
- Mobile phone and subscription
- Option for equity / co-ownership
- Freedom to choose your preferred hardware setup
This puts LetsReg among the top appealing employers for skilled developers in Oslo.
2. Work at Rebel – Oslo’s Leading Tech Hub
LetsReg operates from Rebel, a newly opened innovation hub in central Oslo known for:
- Cutting-edge workspaces
- Frequent tech meetups and events
- Access to a large network of developers, designers, and entrepreneurs
Rebel is becoming a major center for Norway's growing tech scene, offering an inspiring environment for creative problem-solving.
3. Flexible Work Setup
Although the company is office-first, employees enjoy a flexible work setup that promotes work–life balance, which Norway is famous for.
4. A Small, International, Ambitious Team
With teams spanning several countries, LetsReg embraces diversity and collaboration. Developers in Oslo work closely with colleagues in the UK, India, and Ukraine, creating a dynamic global engineering culture with:
- No bureaucracy
- Direct influence
- Fast decision-making
- Space to experiment and innovate
5. Opportunity for Growth
As LetsReg transitions into international markets, developers joining now will gain:
- Leadership opportunities
- New technical challenges
- Chances to shape architecture at scale
- Exposure to global customers
- Career growth during expansion
6. Relocation Support
For the right candidate, LetsReg offers a relocation package for individuals moving from EU/EEA countries to the Oslo region. This makes the role accessible to European developers seeking to relocate to Norway.
Work Environment: What It’s Like to Work at LetsReg
LetsReg values:
- Openness
- Teamwork
- Continuous learning
- High performance
- Humor and passion
As a small company, everyone has a voice. Your work will be visible and impactful, helping shape a platform used daily by thousands of customers.
The engineering team embraces modern tooling, cloud services, and AI-assisted workflows—making this an ideal environment for developers who love working efficiently and creatively.
Location: Oslo, Norway
Oslo is one of Europe's most livable cities, offering:
- A highly developed tech ecosystem
- Scenic nature and outdoor activities
- Excellent public services
- Strong salaries and benefits
- A multicultural environment
For developers relocating from the EU, the transition is smooth thanks to Norway’s supportive immigration policies and high English proficiency.
Frequently Asked Questions (FAQ)
1. Is relocation supported for this role?
Yes. LetsReg offers a relocation package for candidates moving from within the EU/EEA.
2. How many years of experience are required?
You should have 3–5 years of ASP.NET Core development experience.
3. Is the position fully remote?
The company is office-first but offers flexibility when needed.
4. Are AI development tools required?
You should be comfortable using tools like GitHub Copilot and ChatGPT in your workflow.
5. Does the company offer equity?
Yes, equity or co-ownership options are available depending on the package.
6. Do I need to know React?
Not required, but React experience is a bonus since the frontend is built with React.
7. Where is the office located?
At the modern tech hub Rebel in central Oslo.