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Senior Android Engineer

Germany, Berlin · Job Posted January 06, 2026
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Job Description

bonial helps you save time, money and paper! We are a digital advertising partner for offline businesses - we support retailers in their marketing activities and help them find a new audience. Would you like to join and be a part of digitalisation of retail? Bonial is part of Axel Springer SE and is disrupting the retail landscape as the leading "Drive to Store" partner in Germany and France. Through our platforms "kaufDA" and "MeinProspekt" in Germany, and “Bonial” in France, we connect millions of users with their favorite shops and brands—driving real impact every single day. We are in the midst of an exciting growth phase, scaling fast and transforming the way people discover retail. At Bonial, we thrive in a high-performance, fast-paced environment fueled by motivated, results-driven individuals who are passionate about making a difference. If you’re looking to be part of a dynamic team that’s shaping the future of retail, we’d love to meet you.

Job Responsibility

  • Design and implement new features while considering the SOLID principles
  • Improve the code quality by writing unit, UI, and integration tests
  • Mentor and help junior developers to improve their engineering and analytical skills
  • Drive technical discussions within the team to ensure effective design and architectural decisions
  • Give a significant contribution to our Apps (KaufDA, MeinProspekt, and Bonial) and Business
  • Work in an agile environment while dealing with complexity and trying out new technologies
  • Have your own impact in a cross-functional set-up to help shape our products
  • Explore other state-of-the-art technologies like AWS, Firebase, Bitrise, SonarCloud & SauceLabs

Requirements

  • Practical experience in Android Development with a focus on Kotlin
  • Good experience with Kotlin coroutines and Jetpack Compose
  • Familiarity with web technologies and web services (such as HTTPS, JSON, REST)
  • Strong analytical, modeling, and architectural skills
  • Experience working in distributed and cross-functional teams while applying modern software development practices such as continuous integration, code reviews, and pair programming
  • A team player attitude and always lending a hand and taking on new challenges
  • Interest or first-hand experience in mentoring junior developers
  • Bachelor or a master's degree in computer science or similar qualification
  • Fluent communication skills in English
  • (German is NOT required!)

Nice to have

  • Experience working with big projects
  • Eager to challenge the status quo
  • Interest in current trends in the area of mobile software development
  • Interest or first-hand experience with other mobile technologies such as KMM Swift and Flutter

What we offer

  • High growth story
  • Innovation & tech
  • Exciting environment for professional development
  • Diversity
  • Wellbeing - free access to nilo.health mental health app
  • coverage for part of the subscription to the Urban Sports Club
  • corporate pension scheme
  • Sustainability - opportunity to engage in projects that promote sustainability
  • Flexibility - flexible hours, hybrid setup, option of working from abroad
  • 28 days of holiday, extra day for each calendar year (up to 30 days) and other occasions (moving, working on a social project, etc)
  • Modern office - Zen Rooms, fully equipped gym, roof terrace
  • Free lunch – whenever you’re at the office
  • Hot and cold drinks, fruit, regular varied and healthy breakfasts and other snacks at the office for free
  • Social Culture – regular team events
  • Visa Sponsorship

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