Your Tasks

Ready to shape exceptional customer experiences?

Join our General Loyalty development team at MediaMarktSaturn and help build the technology that connects millions of customers to our brand. You'll be at the heart of creating and enhancing loyalty services that directly impact customer experiences across all our touchpoints across Europe. Working with cutting-edge technologies like Kotlin, Google Cloud Platform, and modern DevOps practices, you'll deliver seamless, scalable solutions that strengthen customer relationships and drive business growth. If you're excited about working in a collaborative, remote-friendly environment where your technical expertise makes a real difference, we'd love to hear from you

Your Tasks

- Design, implement, maintain and operate robust backend services to support scalable and reliable applications for our Customer & Marketing environment using Kotlin
- Utilize infrastructure tools such as Terraform, Kubernetes, GitOpswith Flux, and Dockerto build and manage scalable systems
- Develop CI/CD pipelines using GitHub Actionsto ensure smooth and efficient deployment processes
- Work with Google Cloud products including BigQuery, GKE, PubSub and MongoDB Atlas to enhance and optimize cloud-based applications
- Employ test frameworks like Kotestand libraries like Testcontainersto ensure high-quality, reliable code
- Contribute to the continuous improvement of our development processes and code base while working with the methods of agile software development such as Scrum or Kanban
- Participate in regular on-call dutyas part of the team rotation to ensure high availability

Your Profile

Technical Expertise

- 5+ years of professional experienceas a software developer




- Experience with Kotlin (JVM)for backend development
- Extensive knowledge in server-side backend development
- Hands‑on experience with event-driven architectureand GCP Pub/Sub
- Solid knowledge of NoSQL databases, particularly MongoDB
- General understanding of containerizationand orchestrationtechnologies such as Dockerand Kubernetes, preferably with hands‑on experience
- Experience with IaCusing Terraformis a plus
- Experience with Ktoras web-framework is a plus
- Familiarity with Arrow as a functional programming library is a plus
- Familiarity with the concept of coroutinesin Kotlinis a plus

Working Style & Communication
- - You enjoy collaboration e.g. in the form of pair-programmingand code reviews
- Strong initiativein code improvements, architecture decisions and solution crafting
- Strong problem-solvingand analytical skills
- Passion forcontinuous learningand staying updatedwith the latest technologies in the field

About Us

MediaMarktSaturn is Europe’s leading consumer electronics retailer. It sees itself as a partner, daily companion and navigator for its customers in the digital world. Its over 1,000 MediaMarkt and Saturn stores are closely integrated with their online shops. MediaMarktSaturn has a total headcount of more than 60,000.





MediaMarktSaturn Technology is working on making Europe’s number one consumer electronics retailer the technology leader in its sector. To this end, several hundred developers, UX designers and system architects using state-of-the‑art technology work hand in hand with business owners in agile teams to develop customer-focused technology solutions for more than 6 million customers every day in 11 countries.

Technology Hub located in Barcelona, is one of the service units of MediaMarktSaturn Technology to deliver adequate staffing and engineering skills for the agreed deliveries of the global deployment plan for the entire group.

(*) Diversity and equal opportunities are important to us. Research shows that women and people from underrepresented groups are less likely to apply if they don’t meet all the criteria. If you are interested in this position but your experience doesn’t align perfectly with every requirement, we still encourage you to apply.

Additional Benefits

- Young environment, where not everything is written in stone, and where you are expected to contribute and co-create the culture of the Tech Hub and international collaboration model
- You'll have a 10% discount on the entire MediaMarkt website, so you can treat yourself at a lower price whenever you want
- On top of your compensation package, you can request Flexible Pay “MediaFlex program” (a.e. Ticket Restaurant, Private Health Insurance with SegurCaixa Adeslas, …)
- Flexible working time and possibility to combine home office / presential working. Intensive workday every Friday and during summer
- The possibility to choose between 2 offices: The first one is the MediaMarkt Iberia HQ with a very attractive

📌 Experienced Software Engineer (Barcelona)
🏢 Mediamarktsaturn Plattform Services
📍 Barcelona