iOS Developer

Jobtailor; Greater London; On-site; GBP 70,000 - 90,000; Full time

Job summary

Jobtailor is seeking an experienced iOS/Swift developer to design, build, and maintain premier iOS applications in a fast-paced, Agile environment. You will translate complex requirements into robust, scalable code, contribute to automated testing, and participate in architectural decisions to ensure security, accessibility and performance across the product.

Work with designers, product managers and QA in cross-functional teams, adopting best practices and mentoring peers to foster a

Qualifications

• Strong commercial experience developing applications for iOS.
• Strong proficiency in Swift.
• Good understanding of the iOS SDK and Apple development ecosystem.
• Experience with modern iOS development patterns and practices.
• Experience with APIs and backend integration.
• Automated testing including unit and UI testing.
• Git and modern software development workflows.
• Understanding of clean code, modularity, maintainability and version control.
• Experience diagnosing and resolving defects and performance issues.
• Desirable: Objective-C and maintaining/modernising existing Objective-C codebases.
• Desirable: SwiftUI and/or UIKit, asynchronous programming and concurrency in Swift.
• Desirable: iOS architecture, CI/CD pipelines, RESTful APIs, security and accessibility guidelines.

Responsibilities

• Design, develop and maintain high-quality iOS applications using Swift.
• Translate user and business requirements into reliable, maintainable technical solutions.
• Write clean, well-tested and maintainable code following modern iOS development practices.
• Collaborate with designers, product managers, QA professionals and developers in an agile multidisciplinary team.
• Participate in technical discussions, code reviews and architectural decision-making.
• Develop automated tests and contribute to CI/CD processes.
• Investigate and resolve technical issues, defects and performance problems.
• Consider security, accessibility, privacy, resilience and performance throughout the development lifecycle.
• Contribute to technical documentation and knowledge sharing.
• Establish and maintain development standards, patterns and best practices.
• Keep current with Apple and wider mobile technology developments.
• Support an inclusive engineering culture through mentoring and knowledge sharing.

Tools

CI/CD Pipelines

Version Control

Monitoring Tools

Application Performance Tools

Job description

• Design, develop and maintain high-quality iOS applications using Swift
• Translate user and business requirements into reliable, maintainable technical solutions
• Write clean, well-tested and maintainable code following modern iOS development practices
• Collaborate with designers, product managers, QA professionals and developers in an agile multidisciplinary team
• Participate in technical discussions, code reviews and architectural decision-making
• Develop automated tests and contribute to continuous integration and delivery processes
• Investigate and resolve technical issues, defects and performance problems
• Consider security, accessibility, privacy, resilience and performance throughout the development lifecycle
• Contribute to technical documentation and knowledge sharing
• Establish and maintain development standards, patterns and best practices
• Keep current with Apple and wider mobile technology developments
• Support an inclusive engineering culture through mentoring and knowledge sharing

Requirements

• Strong commercial experience developing applications for iOS
• Strong proficiency in Swift
• Good understanding of the iOS SDK and Apple development ecosystem
• Experience developing applications using modern iOS development patterns and practices
• Experience working with APIs and integrating mobile applications with backend services
• Experience with automated testing, including unit and UI testing
• Experience using Git and modern software development workflows
• Understanding of software engineering principles including clean code, modularity, maintainability and version control
• Experience diagnosing and resolving application defects and performance issues
• Desirable: Experience with Objective-C and maintaining or modernising existing Objective-C codebases
• Desirable: Experience with SwiftUI and/or UIKit
• Desirable: Experience with asynchronous programming and concurrency in Swift
• Desirable: Knowledge of iOS application architecture and design patterns
• Desirable: Experience with CI/CD pipelines and automated build and deployment processes
• Desirable: Experience working with cloud-based services and RESTful APIs
• Desirable: Familiarity with mobile application security and data protection principles
• Desirable: Experience developing accessible applications in line with recognised accessibility standards
• Desirable: Experience working with analytics, monitoring and application performance tools

Core Competencies

Proficient in designing and developing high-quality iOS applications using Swift, with a strong focus on clean code, maintainability, and modern development practices. Experienced in collaborating within agile teams and contributing to continuous integration and delivery processes.

Highest-signal resume keywords

• IOS Application Development
• Swift Proficiency
• Automated Testing
• API Integration
• Agile Methodologies

Hard Skills

• Swift
• IOS SDK
• Automated Testing
• APIs
• Git
• Objective-C
• SwiftUI
• UIKit
• CI/CD Pipelines
• Asynchronous Programming

Soft Skills

• Collaboration
• Mentoring
• Problem-Solving
• Communication
• Knowledge Sharing

Industry Keywords

• Mobile Application Security
• Accessibility Standards
• Software Engineering Principles
• Technical Documentation
• Development Standards

Tools & Technologies

• Continuous Integration
• Continuous Delivery
• Application Performance Tools
• Monitoring Tools
• Version Control