Android Engineer ( Kotlin )

Aston Carter; Greater London; Hybrid; GBP 55,000 - 65,000; Full time

Job summary

Aston Carter is recruiting an Android Engineer (Kotlin) in London for a hybrid, contract role. You will work on mobile applications used by millions, contributing to modern architecture and engaging with designers, product owners, QA and engineering colleagues.

The role emphasizes Kotlin excellence, MVVM/Jetpack Compose, and pragmatic use of AI tooling in engineering workflows. You will iterate quickly, ship features, and help scale applications in a fintech/payments context.

Qualifications

• Kotlin proficiency required.
• Experience with modern Android architectures (MVVM, Jetpack Compose).
• Ability to adopt AI tooling in engineering workflows.

Responsibilities

• Work within a cross-functional team of designers, product owners, QA and engineers to develop and improve features.
• Familiar with modern Android development methodologies and able to iterate quickly amid ambiguity.

Skills

Kotlin proficiency

Modern app architecture

AI tooling adoption

Job description

Android (Kotlin) Engineer - London, Hybrid

NO SPONSORSHIP - Must have the right to work full time in the UK

Daily Rate: 300 PAYE/ 350 via Umbrella per day

Location: London- Hybrid 3 days/week

Overview

A major banking company are looking for a Mobile Android Engineer to work on mobile applications that are used by tens of millions of their cardholders around the world. They want someone with strong technical skills and creativity; someone who enjoys solving tough problems and working with innovative technologies.

Responsibilities

You will be to working on a team of designers, product owners, QA, and engineers developing and improving features. You should be familiar with modern software development methodologies popular in Android and be able to dive deep and rapidly iterate on ideas with your team despite some ambiguity.

Skills

• Strong Kotlin proficiency


• Experience working on modern app architecture (MVVM, Jetpack Compose, distributed app structures, migrated codebases, modularised apps)


• Moderate to intermediate AI tooling adoption (Experience using AI in engineering workflows)

Nice-to-Haves

• Fintech / payments industry Experience


• Experience building apps at large scale (millions of users)

Job Title: Android Engineer ( Kotlin )

Location: London, UK

Job Type: Contract