Tech & Digital

App Developer (Flutter, C#)

  • Location

    Berlin

  • Sector:

    Mobile Development

  • Job type:

    Permanent

  • Salary:

    Negotiable

  • Contact:

    Alan George

  • Contact email:

    a.george@ioassociates.eu

  • Job ref:

    BBBH161712_1749056922


A Berlin-based healthtech company is a leader in digital brain training, collaborating with scientists and universities to deliver engaging, medically certified solutions. Their mobile and web applications are recognised by major technology companies and health insurers. In Germany, their medical app is officially listed for prescription, with costs covered by public health insurance.
The mission is to help people lead healthier, more independent lives-and the team is seeking passionate contributors to make a real impact. To support a transition to Flutter, they are looking for an experienced App Developer (Flutter & C#) to help shape the future of their mobile platform.

Your Impact


  • Build and maintain mobile app features using Flutter and C#

  • Drive the mobile tech transition with Flutter expertise

  • Work cross-functionally with product, design, and engineering teams

  • Monitor app health and performance to ensure a smooth user experience

  • Contribute ideas and improvements that reach a large and diverse user base

What We're Looking For


  • Proven experience in Flutter mobile development

  • Strong knowledge of C# and object-oriented programming

  • Experience developing games with complex game logic (such as state machines, deep rule sets, or dynamic gameplay mechanics)

  • 3+ years of professional experience in software development

  • A degree in Computer Science or a related field

  • Located in Germany (remote within Germany or hybrid in Berlin)

Nice to Have


  • Familiarity with Xamarin.Android or Xamarin.iOS

  • Background in Unity or game development

  • Experience with quality management systems (e.g., ISO 13485, MDR)

What's Offered


  • Work on a product that improves people's lives

  • Remote-first setup within the European Union, Switzerland, and the UK

  • Flexible working hours (core time: 9:30-16:00 CET)

  • Collaborative, purpose-driven team environment

  • Optional workspace in Berlin


If you want to make a meaningful impact in healthtech and help shape the future of digital brain training, this could be the right opportunity for you.