(Senior) Backend Software Engineer (f/m/d)
(Senior) Backend Software Engineer (f/m/d)
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Job Description
ZEAL Network SE is a dynamic international group of companies that has been creating exciting and innovative lottery experiences for over 20 years. As Germanys largest provider of online lotteries through our brands LOTTO24 and Tipp24 and a trusted partner of Spains ONCE the second-largest national lottery were shaping the future of the lottery industry. We are passionate about driving innovation as demonstrated by our newest brands Freiheit and Traumhausverlosung which bring fresh and exciting dreams to life. Additionally through ZEAL Ventures we invest in inspiring e-commerce start-ups like Omaze and DAYMADE fueling fresh ideas and opportunities.
Our team of 300 professionals from diverse backgrounds is united by a visionary mindset a passion for collaboration and a commitment to inspire dreams. At ZEAL we empower our people to think ambitiously and work together toward a shared purpose: helping people imagine and achieve their aspirations.
As a (Senior) Backend Software Engineer (f/m/d) in our Games Team youll help build and evolve the technical foundation that powers our slot games scratchcards and instant-win experiences. This team is responsible for the services that orchestrate gameplay game state results and player interactions across our portfolio. We are looking for an experienced engineer with a passion for high-quality backend systems written primarily in Go (Golang) and a keen eye for scalability reliability and product value.
Your tasks:
Design and develop scalable robust backend services and APIs in Go supporting gameplay logic session handling result generation and state management.
Work in a cross-functional product team alongside game developers frontend engineers QA specialists and product managers to deliver features end-to-end.
Ensure services are secure performant and maintainable with appropriate test coverage and observability.
Collaborate on system design and architectural decisions helping evolve our platform to meet future game and business needs.
Integrate third-party systems and tools where necessary ensuring seamless connectivity and data flow.
Monitor troubleshoot and continuously improve the performance and reliability of our services in production.
Embrace a mindset of continuous improvement sharing knowledge and contributing to a strong engineering culture.
What you offer us:
Proven experience in backend software development with strong proficiency in Go (Golang).
Solid understanding of microservices architecture API design and backend system interactions.
Experience working with containerized services (Docker Kubernetes) and modern deployment workflows.
Hands-on experience with observability infrastructure as code and event-driven systems (e.g. working with tools like Kafka Prometheus Grafana Helm Argo CD or similar).
Ability to write clean testable and well-documented code and a track record of owning services in production.
A collaborative product-oriented mindsetyou enjoy working in a team and contributing to the broader business goals.
Strong communication skills in English and a proactive attitude.
Experience in e-commerce environments especially systems with transactional integrity pricing or inventory mechanics are a nice to have.
Familiarity with game platforms real-time systems or regulated digital products would be a plus.
What we offer:
State-of-the-art technologies and an agile environment (Check our Tech Radar: modern dynamic culture grounded in the success of a leading-edge e-commerce company.
A talented team of ambitious like-minded colleagues where your knowledge and ideas truly make an impact.
Ongoing personal growth supported by an annual development budget of 1500 to invest in your professional development.
Trust and autonomy no micromanagement just confidence in your ability to deliver and excel.
Flexible work options with a hybrid setup focused on results.
Unlimited vacation days in addition to your yearly 30-day vacation allowance.
Opportunity for workations abroad using our WorkFlex tool.
Monthly mobility allowance of 30 to use on the mobility option of your choice (e.g. the Deutschlandticket) plus access to a company bike leasing program.
Company pension scheme provided in partnership with Degura to support your future financial security.
Subsidized EGYM WELLPASS membership with a contribution of only 25 per month giving you access to a wide range of gyms and sports options across Germany.
Quarterly company events along with regular team activities and informal gatherings a favorite being our Healthy Tuesday lunches or Treat Thursdays in the office!
Sounds exciting Great! Were looking forward to receiving your online application.
Employment Type
Full-Time
