CareerPlanSign in

Senior Systemutvecklare

Sundsvall, Sweden💼 Full-time🗓 2026-07-06 → 2026-09-26

Core

Senior developer replacing a contractor to modernize client-owned systems using C# .NET, covering full-stack design, development, and testing in an agile environment.

Role type

Senior System Developer (C#/.NET)

Builds

Modernized distributed, message-based IT systems for a client

Domain

Enterprise software development, distributed systems, cloud infrastructure

Deliverable

production ML models | product features | infrastructure

Required skills

C# .NET, SQL Server, Azure DevOps, distributed systems, message-based IT support, synchronous/asynchronous communication

Preferred skills

NServiceBus, Blazor, Elastic Search, Clean Architecture, automated testing

Technologies

C#, .NET, SQL Server, Azure DevOps, NServiceBus, Blazor, Elastic Search

Responsibilities

Design, develop, and test full-stack applications; work in an agile team with frontend and backend tasks; document according to client guidelines; transfer knowledge to designated personnel

Seniority

Senior, hands-on IC

Sourced via jobtech · Listed on CareerPlan, which tracks 70,000+ jobs from 20+ sources.