Senior .NET Backend Engineer for Public Sector Impact

Twoday; København; On-site; DKK 520,000 - 680,000; Full time

Job summary

Twoday is seeking a .NET Developer to join as a permanent employee, working as a consultant for a public sector client in Denmark. You will join an agile team focused on delivering stable, high-quality backend solutions using C# and .NET Core, collaborating with stakeholders and other developers.

Three years of experience are required, with a strong emphasis on quality, reliability, and professional growth.

Qualifications

• Solid technical foundation and willingness to grow.
• At least three years of experience as a .NET developer.
• Hands-on experience with C# and .NET/.NET Core.
• Backend development experience including ASP.NET, REST APIs, and system integrations.
• Basic understanding of architecture, performance, and security principles.
• Structured work approach with responsibility for code quality in an agile team.
• Fluency in Danish (spoken and written) as the working language.
• Advantage: Azure or other cloud platforms, CI/CD and automated testing, public sector IT solutions.

Responsibilities

• Developing and enhancing .NET-based backend solutions.
• Implementing functionality in existing and new systems.
• Working with APIs, integrations, and data access.
• Writing structured, testable, and maintainable code in C#/DOT NET.
• Collaborating with frontend developers, architects, and business stakeholders.
• Participating in analysis, estimation, and planning of development tasks.
• Contributing to technical improvements, quality, and best practices.
• Engaging in continuous learning and knowledge sharing with more experienced colleagues.

Skills

C#

.NET Core

ASP.NET

REST APIs

Team collaboration

Danish language

Tools

Azure

CI/CD

Automated testing

Job description

Twoday is seeking a .NET Developer to join as a permanent employee, working as a consultant for a public sector client in Denmark. You will join an agile team focused on delivering stable, high-quality backend solutions using C# and .NET Core, collaborating with stakeholders and other developers.

Three years of experience are required, with a strong emphasis on quality, reliability, and professional growth.