iOS Engineer - Contract Opportunity (Inside IR35)
Posted Today by Korn Ferry
Negotiable
Inside
Onsite
London, UK
Summary: We are looking for an experienced iOS Engineer to join a mobile engineering team focused on delivering enterprise-scale digital products. The role involves developing high-quality iOS applications in a collaborative Agile environment, working closely with various teams. The successful candidate will be responsible for designing, enhancing, and maintaining native iOS applications while ensuring best practices in coding and development processes. This position is based in London and requires three days of onsite work per week.
Key Responsibilities:
- Design, develop, and enhance native iOS applications using modern development practices
- Collaborate with cross-functional teams to deliver intuitive and high-performing mobile experiences
- Write clean, maintainable, and testable Swift code
- Integrate mobile applications with RESTful APIs and Back End services
- Participate in code reviews and contribute to engineering best practices
- Support CI/CD processes and automated build pipelines
- Troubleshoot and resolve performance and production issues
- Contribute to continuous improvement initiatives across the engineering function
Key Skills:
- Strong commercial experience developing native iOS applications
- Proficiency in Swift and exposure to Objective-C
- Experience with modern iOS architectural patterns such as MVVM and modular architectures
- Knowledge of unit and UI testing frameworks including XCTest/XCUITest
- Experience working with CI/CD tooling such as GitHub Actions, CircleCI, or similar
- Familiarity with REST APIs and mobile integration patterns
- Comfortable working in Agile delivery environments
- Strong communication and stakeholder collaboration skills
Salary (Rate): £500/day
City: London
Country: UK
Working Arrangements: on-site
IR35 Status: inside IR35
Seniority Level: Mid-Level
Industry: IT
Location: London, UK (3 days onsite)
Contract Duration: Initial contract until December 2026
Rate: Up to £500/day Inside IR35
Overview
We are seeking an experienced iOS Engineer to join a high-performing mobile engineering team delivering enterprise-scale digital products used by millions of customers globally. This role offers the opportunity to work on modern, customer-facing mobile applications within a collaborative Agile environment.
The successful candidate will contribute to the development of scalable, high-quality iOS applications while working closely with product, design, QA, and engineering teams.
Key Responsibilities
- Design, develop, and enhance native iOS applications using modern development practices
- Collaborate with cross-functional teams to deliver intuitive and high-performing mobile experiences
- Write clean, maintainable, and testable Swift code
- Integrate mobile applications with RESTful APIs and Back End services
- Participate in code reviews and contribute to engineering best practices
- Support CI/CD processes and automated build pipelines
- Troubleshoot and resolve performance and production issues
- Contribute to continuous improvement initiatives across the engineering function
Required Experience
- Strong commercial experience developing native iOS applications
- Proficiency in Swift and exposure to Objective-C
- Experience with modern iOS architectural patterns such as MVVM and modular architectures
- Knowledge of unit and UI testing frameworks including XCTest/XCUITest
- Experience working with CI/CD tooling such as GitHub Actions, CircleCI, or similar
- Familiarity with REST APIs and mobile integration patterns
- Comfortable working in Agile delivery environments
- Strong communication and stakeholder collaboration skills