Demo

Software Engineer

POSTED ON 4/23/2025 AVAILABLE BEFORE 5/17/2025
Flatpay ApS Herlev, Full Time

About the job

You’ll be joining small, but growing, team of engineers. You’ll be working on developing and improving our current payment and point-of-sale solutions to our customers. 

You’ll have the opportunity to working in a young company that is taking off. There will be lots of possibilities to put theory to practice as we onboard more customers and expand into more countries. You’ll be able to take responsibility and have a direct impact on the solutions we provide. 

You’ll have 5 or more years of experience as a developer with a relevant education in IT or Computer Science. 
You’ll be familiar with multiple of the technologies we use day-to-day. 

What you'll do

  • Design and write maintainable, scalable and testable solutions
  • Improve and maintain existing payment, point-of-sale and internal systems
  • Work with the team to develop and test new functionality and improvements
  • Continuously improve CI/CD pipelines and infrastructure
  • Collaborate with product team to define and breakdown new projects into workable tasks
  • Lead projects with the team
  • Help and mentor the team
  • Actively participate in improving the systems from a architectural standpoint

Who you are

  • 5 years of experience
  • Experience with payment systems
  • Relevant bachelor or master degrees
Technologies we work with

Backend
  • Java, Spring, JUnit
  • MySQL, Flyway, RabbitMQ
  • Ports & Adapters, Domain Driven Design
  • Camunda, MQTT
  • GitHub Actions, CircleCI
  • Docker, Terraform, AWS ECS
  • git, Github, CI/CD
Frontend
  • JavaScript, Typescript, React, Html, CSS, TanStack Query
  • Jest, Playwright
  • GitHub Actions, CircleCI
  • AWS S3, Cloudflare
  • i18n, feature flags,
  • git, Github, CI/CD
Android
  • Java, Kotlin, Android, ReactNative,
  • Jetpack Compose, MVVM, MQTT, Dagger
  • JUnit, Espresso
  • GitHub Actions, CircleCI
  • Google Playstore, Hexnode
  • i18n, feature flags, Code Review, git, Github, CI/CD,
  • Hardware with Scanners, Printers & Payment Terminals

Why Flatpay?

As part of our team, you will join over 600 passionate Flatpayers dedicated to shaping the future of payments in Europe. Flatpay is proud to be a company that values diversity. We ensure an inclusive work environment for all our employees and offer opportunities for professional growth and development.

We have free slushice, an on-site gym, a fully equipped gamer room, and plenty of other fun things at our office!

If you are ready to be part of this exciting journey, we would love to hear from you today. 

Let’s shape the future together!

About us

Welcome to Flatpay!

Flatpay is not just another payment solution; we are dedicated to innovating the market for payment solutions and financial services in the SME segment with our customer-centric and transparent services. 

Flatpay is more than just work. We believe in fostering a vibrant and fun work culture where our ambitious colleagues can thrive. Our goal? To create the next unicorn straight out of Denmark. As part of our team, you will be one of 600 passionate colleagues dedicated to making a difference in the financial world.

What sets Flatpay apart is our dedication. We continuously strive to stay ahead of the curve, adapting our solutions to meet our client's evolving needs. 


Let's shape the future of 7 million European merchants together!

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Flatpay ApS
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