Android Software Engineer; f​/m​/x

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 "kauf

DA" and "Mein Prospekt" 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.

bonial welcomes both full- and part-timers!

Are you passionate about building state-of-the-art mobile apps? Do you thrive in a collaborative environment working alongside Android and iOS developers, backend engineers, designers, and product teams?

If delivering high-quality code through clean architecture, thoughtful code reviews, and test automation excites you, we’d love to hear from you!

As an Android Engineer, you will play a key role in shaping the Android experience across Bonial’s products in Germany and France. Your contributions will directly impact millions of users relying on high-traffic apps such as KaufDA, Mein Prospekt, and Bonial. Working as part of a cross-functional team, you’ll design, build, and refine user-facing features while ensuring performance, stability, and high-quality standards across our mobile platforms.

• Collaborate with product, design, and engineering teams to conceptualize, evaluate, and implement new features and modern software architectures.
• Develop high-quality Android applications using Kotlin and modern Android frameworks with a strong focus on maintainability and scalability.
• Write and maintain comprehensive test coverage, including unit tests, instrumentation tests on real devices, and performance/stability tests.
• Perform code reviews and proactively contribute to improving our CI/CD pipelines.
• Work with modern developer tools and cloud services such as AWS, Firebase, Git Hub, and Sauce Labs.
• Apply modern architectural patterns (e.g., MVVM, MVI) and contribute to clean, well-structured software design.
• Explore and advance test automation and continuous integration practices to increase team efficiency and app reliability.
• Build and evolve apps following Lean/Agile methodologies (Scrum, Kanban, or Scrumban), ensuring continuous delivery of value.
• Ensure app stability, performance, and scalability to support high-traffic international products.

- 2-4 years of hands-on Android development using Kotlin (Java experience is a plus).

• Solid understanding of Kotlin Coroutines.
• Experience with Jetpack Compose, or strong motivation to grow into it.
• Familiarity with Gradle and executing builds via the command line.
• Good understanding of RESTful APIs, HTTPS, and JSON.
• Experience working in a shared codebase with fellow Android developers.

• Good grasp of domain modeling and modern Android architectures (e.g., MVVM, MVI).
• Understanding of engineering best practices: PR workflows, CI/CD pipelines, code reviews, clean code principles.
• Ability to make informed technical decisions aligned with product and business goals, with support from senior engineers as needed.

• Collaborative mindset with the ability to work effectively in a cross-functional team.
• Proactive attitude with a sense of ownership and openness to feedback.

• Experience working on large-scale or high-traffic products.
• Interest in emerging mobile trends and continuously improving engineering practices.
• Familiarity with the Linux or macOS command line environment.

• High growth story - Bonial is a high-growth and dynamic…