Senior .NET Developer: Microservices & Integrations

Twoday; Københavns Kommune; On-site; DKK 750,000 - 1,100,000; Full time

Job summary

Twoday, a leading digital transformation partner in Northern Europe, is hiring a Senior .NET Developer for Copenhagen. You will join as a permanent employee; the first assignment is with a major Danish public-sector organisation.

You will work on a landscape of microservices, APIs and integrations, and collaborate across stakeholders to deliver robust digital solutions. You will develop in C#/.NET, design microservices and APIs, and work with RabbitMQ while supporting CI/CD in Azure DevOps.

Qualifications

• Solid professional experience with .NET development – typically around five years or more.
• Ability to work independently in a complex customer environment.
• Experience with microservices, APIs and integrations.

Responsibilities

• Developing and maintaining solutions in C# and .NET
• Designing and implementing microservices, APIs and integrations
• Working with RabbitMQ and message-based communication
• Ensuring robust error handling, logging, monitoring and traceability
• Understanding system landscapes, dependencies and technical constraints
• Reviewing technical proposals and advising the customer on solutions
• Driving technical clarifications across systems and stakeholders
• Taking responsibility from solution design through implementation and release
• Contributing to architecture discussions and automated tests
• Supporting CI/CD pipelines and delivery processes in Azure DevOps
• Producing technical documentation
• Using AI-assisted development tools to increase delivery speed and quality

Skills

C# & .NET

Microservices

REST APIs

RabbitMQ

CI/CD

Azure DevOps

Logging & Monitoring

Automated Testing

AI-assisted dev

Tech documentation

Tools

Azure DevOps

Job description

Twoday, a leading digital transformation partner in Northern Europe, is hiring a Senior .NET Developer for Copenhagen. You will join as a permanent employee; the first assignment is with a major Danish public-sector organisation.

You will work on a landscape of microservices, APIs and integrations, and collaborate across stakeholders to deliver robust digital solutions. You will develop in C#/.NET, design microservices and APIs, and work with RabbitMQ while supporting CI/CD in Azure DevOps.