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Jobs / Qonto

Senior Product Engineer - Android/Kotlin

Qonto·Parissenior

In short

  • →Ingeniero de producto Android/Kotlin que lleva features desde ideación hasta despliegue en una app de banca para pymes.
  • →Trabaja en un código modular de 1.000 módulos, enfocado en rendimiento, seguridad y experiencia fluida en entornos fintech.
  • →Destacado: uso obligatorio y profundo de herramientas de IA (Copilot, Claude Code, Cursor) como parte del flujo de trabajo diario.

Fluent English required — all collaboration and documentation in English.

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The questions they'll ask you

1. ¿Cómo usarías Copilot para acelerar la prueba de una función que maneja sincronización en tiempo real en una app de banca?

2. Describe un caso en el que optimizaste la arquitectura de una feature modular con más de 50 módulos en Android.

3. ¿Qué buenas prácticas aplicarías para testear una funcionalidad crítica de pagos con seguridad y fiabilidad en una app fintech?

🔒 +7 more questions

No card. Upload your resume and the full dossier is ready in ~1 minute.

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💵 USD · Remote · No visa

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What they ask for

  • ✓Experiencia sólida con Android nativo y Kotlin en producción
  • ✓Capacidad para llevar features end-to-end desde diseño hasta despliegue
  • ✓Enfoque riguroso en calidad: testing (unit, UI, snapshot), clean code, arquitectura escalable
  • ✓Uso diario y avanzado de herramientas de IA para desarrollo (Copilot, Claude Code, Cursor)
  • ✓Habilidades colaborativas: revisiones de código, mentoría, trabajo con producto y diseño
  • ✓Inglés fluido para comunicarte con equipos internacionales

Don't tick every box? That's normal — your free dossier shows your gaps and how to cover them in the interview.

KotlinAndroidJetpack ComposeMVVMCoroutinesRetrofitRoomHiltGitHub ActionsFirebase

Who should you write to at Qonto?

Your free dossier identifies the people who'd interview you — their background, what they value, and how to reach out so you stand out before applying.

Our mission and customers: We are creating the freedom for SMEs to succeed by delivering Europe's leading finance workspace with banking at its core, augmented by financial tools. We are proud to be rated 4.8 on Trustpilot , based on 55,000+ reviews. Our culture puts customer satisfaction at the core of what we do, as proven by our Net Promoter Score of 75 (more about our culture here ). Our journey: Founded in 2017 by Alexandre and Steve , Qonto has grown to 1,700 Qontoers serving over 750,000 customers across 8 European countries. We have been profitable since 2023, and we are just getting started. Our beliefs: We hire for skills and potential. With 80+ nationalities, 45% women, of which 56% of women in our leadership team, diversity isn't a program; It's who we are. We've built a discrimination-free hiring process because the best teams are built on merit. AI at Qonto: AI is deeply embedded in how we work ( here ) - Every Qontoer gets unlimited access to the best AI tools. We want people who experiment without waiting for permission, push AI beyond the obvious, know when to trust it, and when to question it. ------------------------------------------------------------------------------------------------------ Location: You can choose to work at Qonto as long as you're living in (or willing to relocate to) either Germany, France, Italy, Serbia, Portugal, or Spain. ➡️ Mission Join us as an Android Engineer and help us build the mobile experience that 600,000+ European businesses rely on every day to manage their finances. You'll own product-critical features end-to-end — from technical design to rollout — in a large, modular Kotlin codebase where craft and velocity both matter. You'll work closely with Product, Design, Backend, and Frontend. What you'll do Own features end-to-end: You'll take ownership from discovery and technical design through implementation, rollout, and iteration on features that help businesses pay, get paid, and stay in control. Drive technical decisions in your squad: You'll shape solutions with Product, Design, and Backend by clarifying tradeoffs across UX, performance, security, and time-to-market. Raise app reliability and maintainability: You'll improve architecture, performance, and test strategy to scale the app without compromising stability. Tackle complex mobile challenges: You'll contribute to real-time synchronization, resilience patterns, and smooth navigation in a modular codebase with ~1,000 modules. Grow the team's Android craft: You'll lead code reviews and technical discussions, share patterns, and mentor peers to raise the bar on quality and delivery. ➡️ What we're looking for Strong Android native experience: You've shipped and maintained production features with Kotlin and are comfortable owning technical decisions end-to-end. Quality-driven mindset: You care about testing (unit, UI, snapshot), clean code, and pragmatic standards that keep teams moving fast. Problem-solving approach: You thrive in ambiguity and turn complex constraints into simple, robust solutions. AI-native workflow: You use AI coding tools daily to amplify your output — not just experiment with them. Collaborative by nature: You're fluent in English and contribute through code reviews, knowledge sharing, and mentorship across technical and non-technical stakeholders. ➡️ What we can offer you An AI-first engineering environment: Unlimited access to Claude Code, Cursor, and Copilot — and a culture that expects you to use them to raise the bar, not just go faster (click here to read our vision statement on AI) Engineering standards that scale: Strong code review culture, continuous refactoring, and a focus on correctness in a regulated context. A technically demanding domain: Fintech constraints — security, compliance, real-time data — push you to solve problems most mobile engineers never encounter.

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