Senior Full Stack Developer (.NET / Azure)
Summary
Build and maintain full-stack .NET/Azure applications for a public-sector client, using C#, frontend frameworks, and cloud services while collaborating with cross-functional teams.
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)
Do you want to build modern digital solutions used by thousands of users? 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.
Responsibilities
- 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
Qualifications
- Several years of experience with C# and .NET
- Experience with frontend development using Angular, React or similar frameworks
- Hands‑on experience with Azure
- Experience with REST APIs and integrations
- Experience working with SQL databases
- Understanding of modern software development practices and agile ways of working
- Fluent in Danish and English
Additional Experience (Advantage)
- Azure DevOps
- CI/CD pipelines
- Kubernetes and containerisation
- Microservices and distributed systems
- Automated testing
Personality
- Curious and eager to learn
- Quality‑oriented and structured
- Comfortable working across both frontend and backend
- Collaborative team player
- Motivated by building solutions that create value for users
Benefits
- 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
Process
- Telephone interview with a Talent Acquisition Partner
- Teams interview with hiring manager
- Technical assessment
- Onsite interview with hiring manager
Employment
You will be employed by Twoday and work on a project with a public client. 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.
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.