iOS Developer

iOS Engineer

• Role: iOS Engineer
• Location: Burgess Hill, UK
• Work Mode: Hybrid – 3 days onsite per week
• Contract Duration: 6 months initially (potential extension or conversion to permanent employment)

Job Overview

We are looking for a skilled iOS Engineer to develop and enhance mobile applications used by tens of millions of cardholders worldwide.

The ideal candidate will have strong technical expertise, creativity, and a passion for solving complex engineering challenges using modern technologies. You should be comfortable sharing ideas, working collaboratively, and delivering high-quality code with a strong focus on user experience.

You will work in a fast-paced, collaborative environment alongside designers, product owners, QA specialists, and engineers to develop and improve mobile application features.

Key Responsibilities

• Design, develop, maintain, and enhance native iOS applications.
• Write clean, efficient, maintainable, and reusable code using Swift.
• Work with UIKit and MVVM architecture to develop scalable mobile solutions.
• Maintain, refactor, and modernize existing Objective-C legacy code.
• Integrate mobile applications with REST APIs and existing backend services.
• Identify, troubleshoot, and resolve application defects and performance issues.
• Implement unit and integration tests to ensure application quality and reliability.
• Work with build tools such as Tuist and xcodebuild.
• Contribute to continuous integration workflows using GitHub Actions and CircleCI.
• Collaborate with globally distributed engineering, product, design, and QA teams.
• Participate in technical discussions, code reviews, and solution design.
• Apply modern iOS development practices to solve complex and open-ended engineering problems.

Required Skills and Experience

• Strong hands-on experience developing native iOS applications.
• Proficiency in Swift and UIKit.
• Experience working with MVVM architecture.
• Understanding of Objective-C and experience maintaining legacy iOS applications.
• Experience integrating REST APIs.
• Knowledge of functional programming patterns.
• Experience with performance analysis, debugging, and optimization.
• Strong understanding of unit testing and integration testing.
• Familiarity with continuous integration and modern build processes.
• Ability to work independently and collaboratively within distributed teams.
• Strong problem-solving, communication, and time-management skills.
• Bachelor's degree in Computer Science or a related field, or equivalent practical experience.