Android Developer – Kotlin & Jetpack (Contract, London)

About the role

We are seeking an experienced Android Developer to join a global consulting firm working on a Card Payments project. The role is contract‑based, runs until the end of 2026, and requires three days per week onsite in London.

Key responsibilities

• Design, develop and maintain Android applications using Kotlin and Java.
• Integrate REST APIs and work with API documentation.
• Implement UI using Jetpack libraries and MVI architecture.
• Set up and maintain CI/CD pipelines with GitHub Actions and CircleCI.
• Write unit and UI tests using Espresso, JUnit and WireMock.

Required profile

• Strong Kotlin experience with familiarity in Java for legacy support.
• Hands‑on experience with Jetpack libraries and MVI architecture.
• Proven ability to work onsite in London three days a week.

Required skills

• Kotlin
• Java
• Jetpack Libraries
• MVI Architecture
• REST API integration
• API documentation
• Gradle
• GitHub Actions
• CircleCI
• Coroutines
• Flows
• RxJava
• Espresso
• JUnit
• WireMock

What we offer

• Competitive daily rate up to £520 per day (inside IR35 via Umbrella).
• Contract until the end of 2026.
• Hybrid work model with three days onsite in London.