Backend Engineer

The position

Job overall purpose

  • To participate in Cardlay's competent team of backend developers

Key areas of responsibility

  • Be daily part of one of the 4 full-stack teams building up code
  • Interacting with PO’s on a daily basis

Key tasks

  • Develop features in one or more layers of the stack
  • Help UX and Designers with options for implementation
  • Participate in the entire product life cycle
  • Help product owner shape epics and stories
  • Move new features into production
  • Ensure quality deployments together with your team
  • Enable that we can deploy new features into production continuously
  • Make sure your code is maintainable, testable and secure
  • Help the team and department ensure platform is stable and bug free

Criteria of Success

  • Ensure quality, efficiency and scalability of the software
  • Good relations with stakeholders – including flexible cooperation with Cardlays product owners to secure smooth development of the desired solutions


Critical experience

  • Strong experience with java and/or kotlin based service oriented applications
  • Knowledge of the requirements to the APIs that come from mobile apps
  • Experience with Spring Boot, SQL, Hibernate
  • Interested in software architecture
  • Believe in writing automated tests


  • Designing and reviewing code (Java)
  • Fluent communicator in English

Some of the toolboxes you’ll probably see are

  • Java, Kotlin, Swift and Javascript
  • Git, Maven, Gradle, Spring Boot, Micronaut, Ktor, Vue.js, React, Cypress, Appium, JUnit and Spock
  • Postgres, RabbitMQ, AWS, Docker, Kubernetes, Rancher, Terraform, Github Actions

You are

  • Skilled
  • Happy to collaborate, it’s important to share knowledge, you should be comfortable coding with others and work cross-team with product managers, designers & stakeholders


Relevant IT education

We offer you

We offer you a challenging and developing position in a unique FinTech scale-up with extraordinary good personal development opportunities. You will work in a true international context.

The company

Cardlay is a Danish SaaS Fintech company and provide services to the world's leading financial institutions.

Cardlay are 50 passionate and skilled people that every day strive to do the best to serve the customers. As Cardlay is scaling up with new international customers and partners, we are currently looking for a candidate passionate about building modern applications.

Cardlay have offices in Tech Town in Odense and in Central Copenhagen at the beautiful Christianshavn. We are looking for a candidate with strong skills from a leading backend role - for either the Odense office or the Copenhagen office.

Cardlay, excel in their field and the purpose is simple: To enrich every card transaction and to improve businesses by digitizing commercial banking transactions.

Cardlay wants to provide the best solution in their field - if you want to be the best in your field, you should join us.

Right now Cardlay has 4 Full-stack teams and 1 DevOps team. The organization is flat and Cardlay believes in Lean, Agile, DevOps, Cloud, Continuous Deployment as well as trust, freedom and responsibility for the team and the individual employee.

You will be reporting to the Head of Application engineering.

Cardlay is

  • Remote friendly, need to work from home for the day? All good!
  • International, friendly English is the corporate jargon!
  • Growing, there are a lot of big projects kicking off, it’s an exciting time to join and leave your mark!
  • Flexible, we constantly challenge what works best for our teams? It’s on-going and can always be improved, got any ideas?
  • Informal yet ambitious we believe in doing things the right way
  • Agile, and we also believe in Kanban/Lean approach to software development
  • Customer focused: We have respect for the final user and strive to improve their day



Yderligere information
Copenhagen and Odense,
Match kriterier
  • Region Hovedstaden
  • Fyn
  • IT / Teknologi
  • Bachelor
  • Specialist
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