Java Developer – Java, Spring & Cloud-Native Development

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

We are now looking for a Senior Platform Engineer to help transform a large-scale development and deployment platform from traditional DevOps into a modern AI-assisted and agentic engineering setup.

Permanent position at Twoday | Copenhagen

Java Developer – Java, Spring & Cloud-Native Development

Do you enjoy developing secure, scalable backend systems while continuously improving development processes?

You'll join an experienced development team responsible for business-critical enterprise applications built on modern Java technologies.

What You'll Be Doing

• Developing and maintaining enterprise Java applications
• Building REST APIs and backend services using Java and Spring
• Developing containerised applications using Docker
• Working with Linux-based environments
• Maintaining CI/CD pipelines in Azure DevOps
• Supporting the migration towards Kubernetes and cloud-native architectures
• Working with Gradle and modern build processes
• Using AI-assisted development tools for coding, testing and documentation
• Collaborating closely with architects, developers and DevOps engineers

We're looking for someone with

• Strong professional Java development experience

Experience with Spring Framework

Experience with REST APIs

Experience with Gradle

• Experience with Docker and Linux
• Experience with Azure DevOps, Git and CI/CD
• Experience with Kubernetes is an advantage
• Experience with AI-assisted development tools such as GitHub Copilot, ChatGPT or Cursor is an advantage
• Fluent Danish, both written and spoken, is a mandatory requirement
• Full-time onsite work in Copenhagen is a mandatory requirement

Who you are

• You enjoy solving complex technical challenges
• You write clean, maintainable and well-tested code
• You enjoy collaborating in experienced development teams
• You are curious and continuously look for better ways of building software

What we offer

At Twoday, you'll become part of one of the leading digital transformation partners in the Nordics. As a permanent consultant, you'll work on long-term, business-critical public sector projects while continuing your professional development within Twoday's engineering community.

About Twoday

Twoday operates from modern offices across 30 locations in Norway, Sweden, Denmark, Finland, and Lithuania. We have a strong and unique social environment with highly engaged employees. If you are the candidate we are looking for, you will play a central role with exciting opportunities to grow within an international and innovative group, working on cutting-edge technology and software solutions.

You will also have the flexibility to occasionally work from one of our main offices in Oslo, Stockholm, Copenhagen, Helsinki or Vilnius.

Diversity & inclusion

Do you not meet all the requirements? Studies show that women and minorities are less likely to apply for a job if they don’t meet every qualification. At Twoday, we are committed to building a workplace and community where everyone is welcome. If you are excited about this role but your previous experience doesn’t perfectly align with the job description, we still encourage you to apply.