About Twoday

Twoday is the leading digital transformation partner in Northern Europe with a global presence. With approximately 3,000 technologists, we collaborate with some of the most recognised private and public organisations to deliver cutting-edge digital solutions. Our deep industry expertise spans Data & AI, software development, digital experiences and business applications.

Our team operates across the Nordics and Lithuania, supporting more than 8,000 customers on their digital transformation journeys.

Senior Full Stack Developer (.NET / Azure)

We are looking for Senior Full Stack Developers to join Twoday as permanent employees, working on a long-term engagement with one of Denmark’s leading organisations.

You will work in a modern development environment where backend, frontend and cloud technologies are equally important. The role offers the opportunity to contribute across the full development lifecycle while collaborating closely with developers, architects and business stakeholders.

Your responsibilities as a Senior Full Stack Developer will include:

• Developing and maintaining modern applications using .NET and frontend technologies

• Designing and implementing APIs and integrations

• Building user-facing functionality using Angular, React or similar frameworks

• Contributing to Azure-based cloud solutions

• Participating in architecture, estimation and technical discussions

• Writing maintainable, testable and secure code

• Collaborating closely with product owners, designers and fellow developers

• Contributing to technical improvements and best practices

Your qualifications

We expect that you:

• Have several years of experience with C# and .NET

• Have experience with frontend development using Angular, React or similar frameworks

• Have hands-on experience with Azure

• Have worked with REST APIs and integrations

• Have experience working with SQL databases

• Understand modern software development practices and agile ways of working

• Are fluent in Danish and English

It is an advantage if you also have experience with:

• Azure DevOps

• CI/CD pipelines

• Kubernetes and containerisation

• Microservices and distributed systems

• Automated testing

As a person

You are:

• Curious and eager to learn

• Quality-oriented and structured

• Comfortable working across both frontend and backend

• A collaborative team player

• Motivated by building solutions that create value for users

Why Join Twoday?

At Twoday, you'll become part of one of the leading technology consultancies in the Nordics. We help organisations create sustainable digital solutions that improve everyday life for citizens, businesses, and society.

We combine the opportunities of a large organisation with the flexibility and close-knit culture of local teams. You'll work alongside highly skilled colleagues who are passionate about technology and knowledge sharing, while benefiting from excellent opportunities for professional and personal development.

We offer:

• A permanent position with long-term customer engagement

• Challenging and meaningful projects

• Skilled and supportive colleagues

• Strong professional communities and knowledge-sharing networks

• Opportunities for continuous learning and certification

• Flexible employment conditions and competitive benefits

• A culture built on trust, collaboration, and professional excellence

Interested?

If you'd like to learn more about the role, please apply or reach out for a confidential conversation.

We review applications on an ongoing basis and look forward to hearing from you.

Employment

You will be employed by Twoday and work on a project with a public client.

At Twoday, you will be part of a strong professional community with excellent opportunities for professional development, knowledge sharing and long-term career growth.

Language requirements

Fluent Danish, both written and spoken, is required.

Location

The role is onsite in the Copenhagen area.

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.