Jobs / Anonymized summary

Senior Software Developer - Backend (.NET/C#)

Confidential employer · Oslo · Posted 6 Oct 2026

Job summary

An experienced backend developer role focused on building and maintaining .NET services used by major global energy companies. The position involves working with C# and some F#, designing microservices, and collaborating in a highly technical, AI-assisted engineering environment in Oslo, Norway.

Location and work setup

Location
Oslo
Work setup
On-site

Responsibilities

Design, develop, and maintain backend services using C# on the .NET platform, including ASP.NET Core and ORM tools. Collaborate in a microservices architecture by building RESTful APIs and message-based service integrations. Own features throughout their lifecycle from design to production support. Maintain high code quality standards through automated testing and code review. Use AI-assisted coding tools regularly and contribute to a collaborative engineering culture.

Qualifications

Master's degree in Computer Science, Software Engineering, or related STEM field. Strong production experience with C# backend development, including ASP.NET Core and ORM technologies. Familiar with microservices, REST API design, and inter-service communication patterns. Comfortable using AI-assisted development tools. Preferred experience includes F#, PostgreSQL, Kafka, Kubernetes, Azure, and background in energy-related domains. Open to candidates willing to learn required technologies.

Skills

C#ASP.NET CoreEntity Framework.NETMicroservices ArchitectureREST API DesignMessage-Based CommunicationF# (preferred)PostgreSQL (preferred)Kafka (preferred)Kubernetes (preferred)Azure (preferred)AI-assisted coding tools