Senior Android Engineer

Monzo

BarcelonaFull-time2026-10-29 → 2026-11-10

Hybrid

Core

Product-focused Android engineer evolving the native mobile app for 11M+ users to shape financial interactions.

Role type

Senior IC Android Engineer

Builds

Native Android mobile app (banking, savings, investments, credit cards)

Domain

Fintech / Mobile Banking

Deliverable

production ML models | product features

Required skills

Kotlin, Android development, MVVM architecture, RxJava, Retrofit, Moshi, Dagger, Coroutines, Room, Jetpack Compose, Unit testing, Espresso, CI/CD, Product mindset

Preferred skills

Experience shipping apps to Play Store, Computer Science principles, Ambiguity tolerance

Technologies

Kotlin, RxJava, Retrofit, Moshi, Dagger, Coroutines, Room, Compose, Happo, Espresso, GitHub Actions

Responsibilities

Build polished user experiences, write well-tested resilient code, iterate on features, collaborate in cross-functional squads, contribute to Android discipline codebase improvements

Seniority

Senior, hands-on IC

About Monzo

Monzo is on a mission to build technology that connects the world. We are more than a platform; we are a global infrastructure that millions of people rely on for their daily lives, finances, and communication. This puts us in an incredibly unique position. We are the custodians of immense amounts of sensitive financial data as well as people’s money that are highly attractive to sophisticated adversaries and state-level actors.