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# Experienced Software Engineer - Global Loyalty

- **Company:** Mediamarktsaturn Plattform Services Gmbh
- **Location:** Barcelona, Spain
- **Contract:** Permanent contract
- **Skills:** Agile Methodology, Automation of Tests, BigQuery, Databases, DevOps, Java Virtual Machine (JVM), MongoDB, Scrum Methodology, Web Application Frameworks, Google Cloud, System Availability, Backend, Kotlin, Kubernetes, Infrastructure Automation Frameworks, Production Code, Functional Programming
- **Published:** September 26, 2026
- **Apply:** https://www.buscojobs.com.es/experienced-software-engineer-global-loyalty-m-f-d-en-barcelona-ID-372892445

## About the Role

Technical Expertise5+ years of professional experienceas a software developer
Experience withKotlin (JVM)for backend development
Extensive knowledge inserver-side backend development
Hands?on experience withevent-driven architectureandGCP Pub/Sub
Solid knowledge ofNoSQL databases, particularlyMongoDB
General understanding ofcontainerizationandorchestrationtechnologies such asDockerandKubernetes, preferably with hands?on experience
Experience withIaCusingTerraformis a plus
Experience withKtoras web-framework is a plus
Familiarity withArrowas a functional programming library is a plus
Familiarity with the concept ofcoroutinesinKotlinis a plus
Working Style & CommunicationYou enjoy collaboration e.g. in the form ofpair-programmingandcode reviews
Stronginitiativein code improvements, architecture decisions and solution crafting
Strongproblem-solvingandanalytical skills
Passion forcontinuous learningandstaying updatedwith the latest technologies in the field

## Description

Your TasksReady to shape exceptional customer experiences?Join our Global 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 TasksDesign, implement, maintain and operate robust backend services to support scalable and reliable applications for our Customer & Marketing environment usingKotlinUtilize infrastructure tools such asTerraform,Kubernetes,GitOpswithFlux, andDockerto build and manage scalable systemsDevelop CI/CD pipelines usingGitHub Actionsto ensure smooth and efficient deployment processesWork with Google Cloud products including BigQuery, GKE, PubSub and MongoDB Atlas to enhance and optimize cloud-based applicationsEmploy test frameworks likeKotestand libraries likeTestcontainersto ensure high-quality, reliable codeContribute to the continuous improvement of our development processes and code base while working with the methods of agile software development such as Scrum or KanbanParticipate in regular on-call dutyas part of the team rotation to ensure high availabilityYour ProfileTechnical Expertise5+ years of professional experienceas a software developerExperience withKotlin (JVM)for backend developmentExtensive knowledge inserver-side backend developmentHands?on experience withevent-driven architectureandGCP Pub/SubSolid knowledge ofNoSQL databases, particularlyMongoDBGeneral understanding ofcontainerizationandorchestrationtechnologies such asDockerandKubernetes, preferably with hands?on experienceExperience withIaCusingTerraformis a plusExperience withKtoras web-framework is a plusFamiliarity withArrowas a functional programming library is a plusFamiliarity with the concept ofcoroutinesinKotlinis a plusWorking Style & CommunicationYou enjoy collaboration e.g. in the form ofpair-programmingandcode reviewsStronginitiativein code improvements, architecture decisions and solution craftingStrongproblem-solvingandanalytical skillsPassion forcontinuous learningandstaying updatedwith the latest technologies in the fieldAbout UsMediaMarktSaturn 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 BenefitsYoung environment, where not everything is written in stone, and where you are expected to contribute and co-create the culture of the Tech Hub andinternational collaboration modelYou'll have a10% discounton the entireMediaMarkt website, so you can treat yourself at a lower price whenever you want!On top of yourcompensation package, you can request Flexible Pay "MediaFlex program" (a.e. Ticket Restaurant, Private Health Insurance withSegurCaixa Adeslas, ...)Flexible workingtime and possibility to combine home office / presential working.Intensive workdayevery Friday and during summerThe possibility to choose between2 offices: The first one is theMediaMarkt Iberia HQwith a very attractive menu at a price.You'll eat for less than €4!And the second office is located atPier01, in Barceloneta, right in the center of Barcelona.Free coffee and free fruit once a weekThere is atraining budgetso you can continue developing the skills you need most to keep growing professionally and personally!Weoffer language classes:English, Spanish, and GermanOn your birthday, you won't work!It's a day for you to enjoy without thinking about workYou'll be working with the mostcutting-edge technological stackof the momentJob InfosLocation:Barcelona, El Prat De LlobregatMedia Markt Saturn Th Services BarcelonaDepartment:HQ - ITEntrylevel:Professional LevelType of Employement:Full TimeWorking Hours:40Persona:Job Requisition Tech EmployeeRecruiter:Angela ParedesRecruiter:Angela Evelyn Paredes Huanca#J-*****-Ljbffr


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