Be our next: Backend Developer (f/m/x)

  • Full-time

  • Permanent

  • Hamburg

At ZEAL, we are equipped with the entire enchilada of innovative tech stacks in an emergent microservice architecture – from Github Enterprise, Kubernetes and Jenkins to Java, Redis, and AWS plus on-premise. Our mission is as simple as it is bold: We are here to disrupt and reinvent the online lottery business. Join our team of 180+ multicultural employees – a diverse mix of leaders, game changers and visionaries united and grounded in our values. If you enjoy open-source and are passionate about applying state-of-the-art technologies in an agile environment, we’d love to hear from you! 

We are seeking an experienced Backend Developer (f/m/x) to strengthen our payment platform team. You will be working on the integration of payment service providers and help us build, extend, and maintain a scalable payment solution in a multi-tenant business. Join us in a crucial role that involves shaping, extending, and optimizing backend services along with their APIs. If you’re passionate about technological advancements and collaborative teamwork, this opportunity is tailored for you. 

Not ticking every box or think you’ve got that unique set of skills we haven’t realised we need? Get in touch anyway; we’re always looking to add great people!

We are looking forward to hearing from you!

Sophie Höfer

Senior Recruiting Manager

Sounds interesting?

Great! We're looking forward to receiving your online application.

Apply now

What we offer

  • State-of-the-art technologies and an agile environment (Check out our Tech Radar here:
  • Work in a competent, interdisciplinary team, where you can actively contribute your knowledge and ideas
  • No micromanagement, but a lot of trust into your ability to deliver and perform
  • Lots of potential to grow your technical skillset with strong peers
  • A yearly development budget of EUR 1,500,- for your personal development
  • Independent and innovative way of working and a believe real flexible work. You can take your unlimited vacation days spontaneously; we work in a hybrid model and provide the technical equipment for working from home
  • Once a quarter, a company event where we all get together and celebrate, as well as regular team events and small get-togethers
  • If you are excited about contributing your expertise to a collaborative environment where technology and innovation converge, we encourage you to share your talents with us 

Your tasks

  • Take charge of designing, developing, and maintaining high-performing backend services
  • Collaborate closely with product, marketing, and tech experts in an agile environment
  • Ensure your code is secure, maintainable, and efficient, backed by automated tests
  • Drive the exploration of product concepts, iterating to enhance success rates
  • Develop well-structured and documented RESTful APIs for seamless integration
  • Collaborate with external partners and integrate third-party services
  • Develop user interfaces for administrative tasks, contributing to operational efficiency

What you offer us

  • Experience in Kotlin/Java, Spring Boot as well as microservice architectures
  • Ability to translate business requirements into technical solutions
  • Experience designing and developing REST API web services
  • Familiarity with DevOps principles and a „you built it, you run it“ mindset
  • Knowledge of NoSQL/SQL databases (MongoDB/PostgreSQL)
  • Understanding of event-driven design using technologies like Kafka
  • Awareness of security best practices, especially concerning customer data
  • Familiarity with Docker, container orchestration (Kubernetes), and cloud platforms (AWS) are beneficial
  • Some knowledge of TypeScript or Angular is beneficial
  • Ability to understand the business context, market trends, and competitive landscape
  • Strong communication skills in English and a collaborative mindset

Apply now for:

Backend Developer (f/m/x)

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Feel free to contact our Recruiting Manager.

Sophie Höfer

Senior Recruiting Manager