iOS Developer

SAGE GROUP PLC; Newcastle upon Tyne; On-site; GBP 60,000 - 80,000; Full time

Job summary

A leading software company is looking for an iOS Software Engineer to design and maintain mobile applications, ensuring high-quality experiences on the Apple ecosystem. The ideal candidate will have 3-5 years of iOS development experience with proficiency in Swift and SwiftUI, along with a strong understanding of mobile architecture patterns. Collaboration with product teams is essential for implementing features and enhancing app performance. The role demands strong problem-solving skills and an eagerness to learn.

Qualifications

• 3-5 years of professional experience in iOS development.
• Proficiency in Swift, SwiftUI, and UIKit.
• Understanding of Combine or other reactive programming approaches.

Responsibilities

• Design, develop, and maintain high-quality mobile applications.
• Collaborate with product managers, designers, and backend engineers.
• Implement new features and improve performance.

Skills

Swift

SwiftUI

UIKit

Reactive programming

REST integration

GraphQL

Git workflows

Problem-solving

Communication skills

Tools

XCTest

XCUITest

Fastlane

GitHub Actions

Bitrise

Azure DevOps

TeamCity

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.

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.

Nice to have:

• 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.

Skills (Behavioral & Leadership):

• 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.