Senior Android Engineer

[Our mission and customers]  Our platform simplifies banking and finance management for SMEs today, so that they can build their tomorrow. We offer a finance management platform with banking at its core, augmented by financial tools. We are proud to be rated 4.8 on Trustpilot, based on 53,000+ reviews. Our culture puts customer satisfaction at the core of what we do, as proven by our Net Promoter Score of 75. This level of satisfaction is far above typical traditional banking scores, often ranging from 3 to 12, sometimes even lower. [Our journey]  Founded in 2017 by Alexandre and Steve, Qonto has grown to 1,600+ Qontoers serving over 600,000 customers across 8 European countries: France, Germany, Italy, Spain, Portugal, Austria, Belgium, and the Netherlands. We have been profitable since 2023, and we are just getting started as we want to become the indisputable European leader in SME finance management. [Our beliefs]  We hire for skills and potential. With 80+ nationalities, 45% women, and 56% of women in our leadership team, diversity is simply part of who we are.  We've built a discrimination-free hiring process because we believe the best teams are built on merit. [AI at Qonto]  We see AI as a catalyst for our success. We always choose thinking over routine. That's why AI is already deeply embedded in how we work - not as a trend, but as a way to raise the bar for the entrepreneurs who count on us. That is why we grant our Qontoers unlimited access to the best AI tools on the market - Claude Code, Cursor, Copilot, Dust, and Notion AI. We want people who experiment without waiting for permission. Who push AI beyond the obvious. Who know when to trust it and, more importantly, when to question it.  Already pushing AI limits? You'll fit right in. ⭐ Mission Join us as an Android Engineer and help us build the most intuitive mobile banking experience for European businesses. You'll be crafting features that directly impact the daily financial operations of over 600,000 SMEs across Europe, making their business finance simpler and more efficient. As an Android Engineer, you will: • Craft cutting-edge financial features: Work on critical architectural and UI features that will directly impact our end users. • Foster meaningful collaboration: Work closely with back-end teams, designers, and product managers to create a unified vision. • Solve real-time challenges: Tackle real-time synchronization issues and spearhead new initiatives. • Champion quality: Maintain an exceptional level of quality by implementing continuous refactoring and unit testing to consistently enhance the codebase. 🤔 What you can expect • A dynamic, fast-paced work environment with a strong focus on quality • An opportunity to build and improve features for our 600K+ clients across Europe • Collaborative problem-solving and brainstorming sessions with other teams • Expert coaching and mentorship from seasoned team members • Knowledge sharing within the entire tech and product team through conferences, weekly meetings, and Tech Monthlies Click 👉here 👈 to read an interview of Jelena, Android Engineer @Qonto! ⚙️ Our stack & quality practices Our app is 100% Kotlin, built on MVVM & Clean Architecture principles. We leverage the Coordinator pattern, Coroutines, and Flows to ensure a robust and scalable codebase. We are committed to a modern UI: all new screens are built with Jetpack Compose, and we have migrated 85% of our legacy views. Our CI/CD pipeline includes GitHub Actions, Firebase Test Lab and Sonar. We prioritize technical excellence by: • Strictly adhering to Clean Code / SOLID principles to maintain an healthy codebase • Investing heavily in stability & tests: with 26k+ Unit Tests, 14k+ Snapshot test, and 500+ UI Tests. • Adopting a module-based architecture: We have moved away from a monolith to ~1000 modules (1.2M LoC), ensuring faster builds, clear ownership, and safer iterations. • Following a component-driven approach for UI consistency and reuse. • Latest LLMs are used heavily to increase our ability to add meaningful code and rely on AI when necessary. 👉 Curious about how we tackle tech debt? Check out our talk from the last Droidcon here featuring Florian. 🤝 About Your Future Team As an Android Engineer at Qonto, you'll join a team 350-strong Product Engineering department, organized into cross-functional teams (CFTs) across four domains. These domains include: • Customer Lifecycle, focusing on account management and compliance, • Business Account, enhancing payments and financial tools, • Systems & Monetization, optimizing integrations and pricing, • Financial Tools, supporting cash flow management and bookkeeping. The mobile engineering team at Qonto currently has over 140+ highly skilled engineers, coming from all over the world, working closely to shape the best business finance solution app. You'll be part of one of our CFTs, directly contributing to our main product & features. 🏅About You • Android Expertise: Proven experience as a Mobile engineer ,with strong Kotlin skills and deep understanding of the Android ecosystem, SDK, and development lifecycle • Quality-driven Development: Strong commitment to best practices, including unit testing, Clean code / SOLID principles, and organized workflows • Problem-solving approach: Pragmatic and solution-oriented approach to engineering challenges, with ability to deliver tangible value in a fast-paced environment • Collaborative spirit: Excellent communication skills, fluent english and experience working effectively in cross-functional teams with both technical and non-technical colleagues • Growth mindset: Curious and proactive developer who thrives on learning new technologies and contributing to a product serving hundreds of thousands of users At Qonto we understand that true diversity isn't just about ticking boxes on a hiring checklist. Apply regardless of the boxes you tick! Who knows? You may have the missing piece of the puzzle we've been searching for all along.