Java / Kotlin / iOS / Android Engineer

October 9, 2026

Remote

Senior

London, United Kingdom

Description

Multiple engineering openings are available for an upcoming iOS and Android travel mobile application. The programme combines an engineering manager role, a Java/Kotlin backend developer position and dedicated iOS and Android engineering roles. Work covers the mobile application service layer (backend for front end), microservices, build automation and technical governance across engineering teams. The position is based in the London Area, United Kingdom.

Responsibilities

Writing and deleting code
Finding and fixing bugs
Dealing with Objective-C legacy code
Integrating with bespoke backend services
Designing solutions for open ended problems

Requirements

Hands-on leadership of implementation of the mobile application service layer (backend for front end) for iOS and Android
Technical governance across engineering teams, delivery, vendor and stakeholder management for the programme
Deep knowledge and experience in programming, testing and application design for microservices using Java 17 and above or Kotlin
Spring framework and build automation with Gradle
Backend development with strong Java and Kotlin
Building iOS applications
Build tools like Tuist, xcodebuild, GitHub Actions and Circle CI
Continuous Integration patterns
Functional coding patterns
Performance analysis and optimization
Experience dealing with Objective-C legacy code
Unit and integration tests
Open source contributions
Experience working in a globally distributed team
Self-starting and good at time management
Integrating with bespoke hand-crafted backend services
Designing solutions for open ended problems
Bachelor's degree in Computer Science or related field, or equivalent experience
Building Android applications
Build tools like Gradle, GitHub Actions and Circle CI
Asynchronous coding patterns
Dealing with legacy code

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