Senior .NET Backend Engineer - 19024 - Solna, Sweden

Assignment Description

We are looking for a Senior .NET Developer

What You Will Work On

• Develop and maintain REST APIs using modern .NET
• Build solutions using SQL databases and EF Core
• Work with distributed caching technologies such as Redis
• Develop and manage APIs through API Management / WSO2
• Implement authentication and authorization using OAuth 2.0
• Develop asynchronous and event-driven solutions
• Work with messaging and integration technologies such as Azure Service Bus and Kafka
• Design and implement microservice architectures
• Build complete solutions from requirements and solution design to production
• Develop automated tests to ensure quality and functionality
• Work with systems requiring high performance, throughput, availability and resiliency
• Develop and operate solutions in containerized environments
• Build and maintain cloud solutions primarily in Azure
• Work with Git and modern version-control practices
• Contribute to CI/CD and DevOps activities
• Collaborate closely with Product Owners, UX, Design and other technical teams
• Contribute to continuous improvement and technical innovation
• Use AI-supported development practices where relevant

What You Bring

• 9+ years of professional software development experience
• Strong and current experience with modern .NET
• Extensive experience developing REST APIs
• Strong experience with SQL and EF Core
• Experience with Redis or distributed caching
• Good knowledge of API Management, preferably WSO2
• Strong understanding of OAuth 2.0
• Experience with asynchronous and event-driven architectures
• Experience with Azure Service Bus and/or Kafka
• Experience with microservices and distributed systems
• Experience building automated tests
• Experience with container-based environments
• Strong experience with Azure cloud services
• Experience with Git and CI/CD / DevOps
• Ability to take ownership from requirements and design through delivery
• Experience working in agile, cross-functional teams
• Strong communication and knowledge-sharing skills
• Senior mindset with a focus on quality, clean code and maintainability
• Fluent Swedish and English