Senior Backend/Full-Stack developer

Salary Competitive

Cardlay is a Danish SaaS Fintech company. We provide services to the world's leading financial institutions. We have offices in Tech Town in Odense and in Central Copenhagen at the beautiful Christianshavn. We are 40 passionate and skilled people that every day strive to do our best to serve our customers. As we are scaling up, we are currently looking for a candidate passionate about building modern applications.

At Cardlay, we excel in our field and our purpose is simple: To enrich every card transaction and to improve businesses by digitising commercial banking transactions. We want to provide the best solution in our field - if you want to be the best in your field, you should join us.


Help Build the future of corporate banking apps

You will work in the development department where we have 3 dedicated teams that deliver platform and functionality to our customers. You will be working in one of the feature teams reporting to the Head of Application engineering and you can choose to work from either the Odense or Copenhagen office.

We are a flat organization that believes in Lean, Agile, DevOps, Cloud, Continuous Deployment as well as trust, freedom and responsibility for the team and the individual employee.


You are,

  • Skilled, Cardlay has both web applications and mobile apps in production so it would be great if you have experience in building backends for them but also willing and able to help in other areas every now and then.

  • 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

You will

  • Develop features in one or more layers of the stack.

  • Participate in the entire product life cycle

  • Help product owner mature epics and stories

  • Help UX and Designers with options for implementation

  • Move new features into production

  • Ensure quality deployments together with your team

  • Make sure your code is maintainable, testable and secure

  • Help the team and department ensure platform is stable and bug free

You must have:

  • Strong experience with java based service oriented applications

  • Knowledge of the requirements to the APIs that come from iOS, Android apps

  • Experience with Spring Boot, SQL, Hibernate

  • Interested in software architecture

  • Believe in writing automated tests

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

Some of the toolboxes you’ll probably see are:

  • Java, Groovy, Kotlin, Swift and Javascript

  • Git, Maven, Gradle, yarn, Spring Boot, Micronaut, Vue.js, React, Cypress, Appium, JUnit and Spock

  • AWS, Docker, Kubernetes, Rancher, Jenkins, Terraform


Any questions about the position can be directed to our head of Application engineering :

Signe Holm Julius, Telephone: +45 31 18 60 36


About Cardlay

Cardlay is a Danish FinTech Company providing apps to manage payment cards, filing tax reclaims and manage expenses when using corporate payment cards. Our customers include SEB Bank, Eurocard and Jyske Bank. Cardlay allows issuing banks and card issuers to capitalize digitally on existing portfolios globally.

For more information or questions please contact us at job@cardlay.com or phone number +45 31 18 60 36

Perks and benefits

This job comes with several perks and benefits

Free lunch
Free lunch

Enjoy a free catered lunch with your colleagues, every day.

Flexible working hours
Flexible working hours

Time is precious. Make it count. Morning person or night owl, this job is for you.

Free coffee / tea
Free coffee / tea

Get your caffeine fix to get you started and keep you going.

Near public transit
Near public transit

Easy access and treehugger friendly workplace.

Social gatherings
Social gatherings

Social gatherings and games; hang out with your colleagues.

Free office snacks
Free office snacks

Peckish after lunch? We got your back with soft drinks, treats and fruit.

See all 8 benefits

Working at
Cardlay A/S

We want to improve businesses by digitising commercial banking transactions. Cardlay A/S is a Danish FinTech company founded with a clear purpose: To enrich every transaction. We want to improve businesses by digitising commercial banking transactions while continuing to challenge the endless possibilities of business process automation and bringing transactions to life through machine learning and intelligent solutions.

Read more about Cardlay A/S

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