iOS Developer
SageUnited Kingdom5 days ago
Full-timeRemote FriendlyEngineering, Information Technology
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Job Description
As an iOS Software Engineer, you will be responsible for designing, developing, and maintaining high-quality mobile applications that deliver seamless user experiences on the Apple ecosystem. You will work closely with product managers, designers, and backend engineers to implement new features, improve performance, and ensure the stability and scalability of our mobile apps.
*** This is a hybrid position - working 3 days a week from our Newcastle office. ***
Responsibilities:
Design, develop, and maintain iOS applications using Swift and modern iOS frameworks.
Must have:
As an iOS Software Engineer, you will be responsible for designing, developing, and maintaining high-quality mobile applications that deliver seamless user experiences on the Apple ecosystem. You will work closely with product managers, designers, and backend engineers to implement new features, improve performance, and ensure the stability and scalability of our mobile apps.
*** This is a hybrid position - working 3 days a week from our Newcastle office. ***
Responsibilities:
Design, develop, and maintain iOS applications using Swift and modern iOS frameworks.
- Implement intuitive and responsive user interfaces using UIKit and SwiftUI.
- Integrate applications with backend services via RESTful APIs and GraphQL.
- Apply Combine or similar reactive programming techniques to create data-driven, reactive UIs.
- Ensure applications meet high standards for performance, reliability, accessibility, and security.
- Write unit, integration, and UI tests to guarantee code quality and prevent regressions.
- Participate in Agile ceremonies (stand-ups, planning, retrospectives), contributing to team commitments.
- Review code, provide constructive feedback, and follow coding standards.
- Debug and resolve performance bottlenecks, memory leaks, and crashes using Instruments and profiling tools.
- Maintain clear, concise technical documentation and contribute to design discussions.
- Stay current with Apple ecosystem changes (new iOS versions, Swift features, frameworks) and bring improvements into the team.
Must have:
- 3–5 years of professional experience in iOS development.
- Proficiency in Swift, SwiftUI and UIKit.
- Understanding of Combine or other reactive programming approaches.
- Experience integrating with backend services (REST, GraphQL) and handling offline/online states.
- Knowledge of mobile architecture patterns (MVC, MVVM, VIPER, or similar).
- Solid grasp of git workflows and collaborative development practices.
- Strong problem-solving skills and attention to detail.
- Good written and verbal communication skills in English.
- Experience publishing apps to the App Store and managing certificates/profiles in Apple Developer Portal.
- Exposure to Core Data, Push Notifications, or In-App Purchases.
- Familiarity with CI/CD pipelines for mobile apps (Fastlane, GitHub Actions, Bitrise, Azure DevOps, TeamCity).
- Experience with test frameworks (XCTest, XCUITest, Snapshot testing).
- Knowledge of mobile analytics, crash reporting, and feature flagging tools.
- Collaborative team player with a proactive mindset.
- Eager to learn and contribute ideas in design and planning discussions.
- Able to balance speed of delivery with code quality and maintainability.
- Open to feedback and committed to continuous improvement.
- Customer-focused mindset with a passion for delivering delightful user experiences.
Key Skills
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