Senior iOS Engineer — Build Secure Global Apps

Experis

West of England

On-site

GBP 75,000 - 110,000

Full time

8 days ago

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Job summary

Experis is recruiting a Senior iOS Developer to join a leading cyber software client in the UK to build and evolve iOS applications.

You’ll work across the full development lifecycle, delivering secure, high‑quality mobile experiences and collaborating with product, engineering, and QA teams to ship features at scale.

You’ll be hands-on with Swift/Objective-C, MVVM or Clean Architecture, and industry best practices for security and performance.

Qualifications

Proven experience shipping production iOS apps.
Strong knowledge of Swift, Objective-C and iOS SDK.
Experience with modern iOS architectures (MVVM, Clean Architecture).
Solid CS fundamentals including algorithms and data structures.
Knowledge of mobile security, performance optimization, and Apple HIG.

Responsibilities

Design, develop, and deliver new features for iOS applications at global scale.
Lead the implementation of custom iOS features.
Collaborate with Product Managers, Tech Leads, and QA to plan, build, and ship features.
Ensure high standards of quality, performance, and security.
Debug, track, and resolve defects; contribute to L3 support when required.
Help drive innovation within the iOS platform and development practices.

Skills

iOS Development

Swift

Objective-C

MVVM

Clean Architecture

CS Fundamentals

Security on mobile

Xcode

Git

Jira

Confluence

App Store Connect

TestFlight

Tools