Android or IOS Developer

Role1: Android Developer

Role 2: IOS Developer

Location: Manchester (2days/week On-Site)

Job Type: Contract

Android

• Excellent knowledge of Kotlin/Java.
• Strong knowledge of Android SDK, Android UI design principles, patterns, and best

practices

• Experience with offline storage, threading, and performance tuning
• Awesome knowledge of the open-source Android ecosystem and the libraries available

for common tasks and benchmarking and optimisation

• Proficient in Google's Android design principles, interface guidelines and code versioning

tools, such as Git

• Applying SOLID Principles
• MVVM/MVI architecture, Android Architecture Components and other Jetpack libraries
• Jetpack Compose
• Working in a modularised codebase
• UI testing

IOS

• Strong programming expertise in Swift, with hands-on experience using modern iOS development toolsets including Xcode, Git, GitHub, XCTest, and XCUITest.
• Deep understanding of modular app architecture, including frameworks-based modularisation and architectural patterns such as MVVM.
• Proficiency in building, maintaining, and integrating SDKs, ensuring they are scalable, well documented, and easy to consume across teams.
• Solid grasp of concurrency in Swift (e.g., async/await, GCD, Operations) and the ability to design performant, thread safe solutions.
• Broad technical experience with a track record of delivering high quality, production scale iOS applications.
• Strong communication and collaboration skills, with the ability to work effectively across engineering teams to drive reusability, inner sourcing, and reduction of technical waste.
• A strong advocate for engineering quality, leveraging practices such as PairProgramming, Test Driven Development (TDD), Code Reviews, Continuous Integration, and Automated Testing.