Senior Android Engineer – Kotlin, AI‑First FinTech Craft

Qonto; Barcelona; On-site; EUR 60,000 - 90,000; Full time

Benefits offered by this job

AI tooling access

Engineering standards

Fintech domain experience

Job summary

Qonto in Barcelona is seeking an Android Engineer to own features end-to-end in a modular Kotlin codebase. You will collaborate with Product, Design, Backend, and Frontend to ship high-quality mobile experiences.

You will drive technical decisions, improve reliability, and mentor peers within a large mobile engineering community in a fintech context.

Join us to craft AI-enabled, scalable Android apps that power 600,000+ European businesses.

Qualifications

• Strong Android native experience with Kotlin and production features.
• Quality-driven mindset with emphasis on tests and clean code.
• Ability to solve problems in ambiguity and iterate quickly.
• Experience using AI coding tools in daily workflow.
• Collaborative by nature, fluent in English, and able to mentor peers.

Responsibilities

• Own features end-to-end from discovery to rollout and iteration.
• Drive technical decisions with Product, Design, and Backend.
• Raise app reliability, performance, and test strategy for scale.
• Tackle mobile challenges like real-time sync and modular design.
• Grow Android craft through code reviews and mentoring.

Skills

Android native

Kotlin

Code reviews

AI tooling

Mentorship

Job description

Qonto in Barcelona is seeking an Android Engineer to own features end-to-end in a modular Kotlin codebase. You will collaborate with Product, Design, Backend, and Frontend to ship high-quality mobile experiences.

You will drive technical decisions, improve reliability, and mentor peers within a large mobile engineering community in a fintech context.

Join us to craft AI-enabled, scalable Android apps that power 600,000+ European businesses.