.net Developer

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 the leading digital transformation partner in Northern Europe with a global presence. With approximately 3,000 technologies, we collaborate with the most admired private and public organizations to deliver cutting-edge digital solutions. Our deep industry expertise spans Data & AI, software development, digital experiences, and business applications. Operating across the Nordics and Lithuania, our team generated a revenue of 280 million euros in 2023. We serve over 8,000 customers, supporting their digital transformation journeys.

Do you want to develop stable and socially impactful solutions in the public sector?

We are looking for a .net Developer with at least three years of experience to join Twoday as a permanent employee, working as a consultant with a public sector client. You will become part of an agile development team where quality, reliability and professionalism are key – and where your solutions will make a real difference to citizens and employees.

At Twoday, you will be part of a strong professional community, while working closely with the client and their teams on a daily basis.

Your responsibilities as a .net developer will include:

• Developing and enhancing .net-based backend solutions
• Implementing functionality in both existing and new systems
• Working with APIs, integrations and data access
• Writing structured, testable and maintainable code in C#/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
• Continuous learning and knowledge sharing with more experienced colleagues

Your qualifications

Your educational background is less important – what matters is a solid technical foundation and a willingness to grow. We expect that you:

• Have at least three years of experience as a .net developer
• Have hands-on experience with C# and .net/.net Core
• Have worked with backend development, such as:
  • ASP.net
  • REST APIs
  • Integrations with other systems
• Have a basic understanding of:
  • Architecture principles
  • Performance
  • Security
• Work in a structured manner and take responsibility for the quality of your work
• Thrive in an agile environment and collaborate well within a team
• Are fluent in Danish, both spoken and written, as the working language is Danish

It is an advantage, but not a requirement, if you also have experience with:

• Azure or other cloud platforms
• CI/CD and automated testing
• Public sector IT solutions

Employment

You will be employed by Twoday and work as a consultant for a public sector client. Twoday is your employer and provides a strong professional community, skills development and clear career paths – while you contribute daily to an important and meaningful project with the client.

The process

• Telephone interview with a Talent Acquisition Partner
• Teams interview with hiring manager
• Technical assessment
• Onsite interview with hiring manager

About Twoday

Twoday has modern offices in more than 30 locations across Norway, Sweden, Denmark, Finland and Lithuania. We offer an engaging work environment with high professional standards and a strong sense of community. With us, you will have the opportunity to develop both professionally and personally in an international and innovative organisation.

Diversity & Inclusion

Don’t meet every requirement? Studies show that women and other underrepresented groups are less likely to apply unless they meet every qualification. At Twoday, we are committed to building an inclusive workplace, and we encourage you to apply if the role interests you – even if your experience does not match the job description perfectly.