Senior Mobile Android/Kotlin Engineer (f/m/d)

Permanent contract, full-time or part-time, Cologne / remote

Who we are


We are part of the team behind Kaufland.de: Several thousand merchants and millions of products make our multi-channel portal one of the largest marketplaces in Germany. Our work is characterised by a dynamic corporate culture, with a start-up mentality and the opportunities offered by a large corporation in the background. We combine knowledge and many years of experience in e-commerce with flat hierarchies and a highly motivated team. Whether as an intern or an executive: We take every idea seriously, because we want to work together in shaping the future of e-commerce!

We love flexibility!  That's why we offer you a modern workplace in our office in Cologne / Darmstadt / Düsseldorf, while at the same time giving you the opportunity to work remotely. We want to offer you the most attractive workplace in e-commerce and a maximum of flexibility for your personal work-life balance.

Day-by-day, our development team of about 190 experts pursues the goal of creating the best-possible customer shopping experience for the Kaufland.de marketplace. We are here to inspire millions of customers, to help them find, purchase and get the things they love. To enrich the lives of our customers, we collaborate in cross-functional teams, in which product owners, product designers, frontend and backend engineers, data scientists and lean managers join forces. Details regarding the challenges of the respective product areas can be found here:  https://www.real-digital.de/team/tech/

Your tasks – this is what awaits you in detail

  • As an experienced Mobile Software Engineer (f/m/d), you build the native Mobile User interface of our Online-Marketplace as a modular extension to our already very successful retail App (Kaufland)
  • You connect us to our rapidly-growing customer base and, in cooperation with our UX / UI experts, you provide the perfect mobile user experience
  • You closely collaborate with product managers and designers to help refine (and even define) hypotheses-driven and data-driven products & experiences
  • Based on your well-founded experience and skills, you help build the new mobile team, lead by example and show your commitment to continuously improve your colleagues’ know-how, methodology and quality
  • You proactively contribute your own suggestions, solutions and technologies to the development processes around the typical mobile application lifecycle challenges

Your profile – this is what we expect from you

  • You have sound knowledge of software development for mobile devices, as well as in-depth knowledge of development methods and principles, coupled with healthy pragmatism
  • You have great passion for Kotlin and professional experience using it
  • You have successfully built or worked on native apps for Android (Java or Kotlin)
  • Your expertise helps you create scalable, dynamic, extensible and highly performant mobile applications
  • You have a profound understanding of remote APIs, concurrency, layouts, transitions, animations, client side persistence and architectural patterns on mobile apps
  • You speak English fluently

What we offer


  • Work as you feel comfortable! We offer you the best possible flexibility in terms of working hours and location. Create your own work-life!

  • A highly-motivated and qualified team from different fields and numerous nations

  • A sophisticated product with millions of users and a broadly-based technology stack

  • A dynamic environment with a start-up mentality, no superfluous red tape and hierarchy, as well as plenty of courage and trust to break new ground

  • Free choice of hardware – we provide you with the development environment of your choice

  • Always up-to-date – you receive four days of special leave and a budget of €1,300 per year to attend relevant fairs and conferences

  • Top conditions at the Urban Sports Club for fitness, team sports, yoga and more

Refer an Engineer Program

You want to work for us, but not without your dearest colleague? Join us as a team and earn money by referring your buddy for one of our open Tech positions! Depending on the level we offer a bonus up to 1.300,- € per referral, which will be paid after successful recruitment (the first part with your first salary, the second part after your buddy passes the trial period).

Apply here
Your contact person: Hanna Frost
real.digital
real,- Digital Payment & Technology Services GmbH*
Habsburgerring 2
50674 Köln

* Our company will be renamed in the future for company law reasons.

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