iOS Engineer

Salary: £66,000 - 106,000 per year

Requirements:

• Typically around 3-5 years of experience developing production-grade mobile applications
• Strong ability to problem solve and a passion for improving skills and knowledge
• Good understanding of mobile architectural patterns, such as MVVM, MVP, or VIPER
• Experience using industry-standard tools for iOS development, such as Swift, SwiftUI, and Xcode
• Experience using reactive libraries, such as Combine or RxSwift
• Good understanding of Human Interface Guidelines
• Working understanding of code version control tools such as Git
• Appreciation of continuous integration and build tools such as CircleCI

Responsibilities:

• Contribute to the development of new features and maintain existing features of our iOS app
• Ensure high performance, quality, security, and responsiveness of the application
• Collaborate with cross-functional teams including backend, design, product, and QA to define, design, and ship new features
• Ensure the robustness of the application by writing tests and participating in code reviews
• Identify and correct bottlenecks and fix bugs
• Help maintain code quality, organisation, automation, and application releases
• Ensure customer satisfaction by participating in a support rota to understand and address customer issues

Technologies:

• Backend
• Git
• Support
• Mobile
• MVVM
• RxSwift
• Security
• Swift
• Xcode
• iOS
• AI
• API
• Android
• GraphQL
• UIKit
• UX UI Design

More:

We are Freetrade, and our mission is to become the default place to invest by making investing simpler and more accessible. We are growing our engineering team and moving quickly in 2026 as we continue operating independently while benefiting from the resources and support of IG Group. Our mobile engineering team works on a robust, scalable platform used by thousands every day, and our iOS app gives customers access to investment opportunities across the UK, US, and EU. We offer a hybrid working culture with 3 days in our central London or Budapest offices and 2 days from home, plus flexibility for those who need it. Our benefits in London include a competitive salary band of 52K-75K, 25 days of holiday plus UK public holidays, birthday leave, enhanced pension matching up to 7%, group life insurance, private health insurance, income protection, enhanced parental leave, learning and development support, cycle to work, and paid sick leave. Our values are Honesty, Focus, and Grit, and we are committed to building a diverse and representative team.

last updated 36 week of 2026