Systemutvecklare Backend

Backend/Middleware Developer (C# / .NET) Role On behalf of our client, we are looking for an experienced systems developer specialising in middleware and backend, with a strong focus on C# and .NET. The assignment involves developing, implementing and modernising backend and middleware solutions based on given requirements and technical design. Responsibilities You will work on new development and continued development of existing systems, technical maintenance, unit and integration testing, and troubleshooting and problem solving in complex system environments. You will collaborate closely with developers, architects, testers and other team members to ensure sustainable, well-functioning technical solutions. Mandatory requirements At least 7 years of total experience in backend development with C# At least 2 years of experience with .NET 6 or later At least 1 year of experience developing microservices in a cloud environment, such as Azure, GCP or AWS At least 2 years of hands-on experience with Kubernetes in assignments or projects At least 1 year of experience with containerisation using Docker or equivalent technology in assignments or projects At least 2 years of experience in development work with relational databases At least 2 years of experience developing REST services At least 1 year of experience configuring Helm charts in assignments or projects Desirable requirements More than 7 years of total experience in backend development with C# More than 2 years of experience with Kubernetes in assignments or projects At least 2 years of experience developing microservices for Google Cloud At least 1 year of experience with Zero Trust architecture, including least privilege, strong identity for services and workloads, and secure secrets management At least 2 years of experience with .NET 8 or later At least 1 year of experience configuring umbrella Helm charts in assignments or projects At least 1 year of experience with Kafka At least 1 year of experience with Google BigQuery At least 1 year of experience with GitHub Workflows At least 2 years of experience with unit testing using NUnit or a comparable framework Experience with PostgreSQL in assignments or projects