Senior iOS Engineer - Secure Global-Scale Apps

Experis; City of Edinburgh; On-site; GBP 75,000 - 105,000; Full time

Job summary

Experis in the United Kingdom is seeking a Senior iOS Developer to design, build and evolve iOS applications across the full development lifecycle. You’ll work closely with product, engineering and QA to deliver secure, high‑quality mobile experiences at global scale.

Bring strong Swift, Objective‑C and iOS SDK expertise, experience with MVVM and Clean Architecture, and a proactive problem‑solving mindset to help drive innovation and quality in a fast‑moving team.

Qualifications

• Proven experience as an iOS Developer with shipped apps.
• Strong knowledge of Swift, Objective-C and iOS SDK.
• Experience with MVVM and Clean Architecture.
• Solid CS fundamentals (algorithms and data structures).
• Knowledge of mobile security, performance optimization and Apple HIG.
• Experience with Xcode, TestFlight, App Store Connect, Git, CI, Jira and Confluence.

Responsibilities

• Design, develop, and deliver new features 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

Swift

Objective-C

iOS SDK

MVVM

Clean Architecture

CS fundamentals

Mobile security

Performance optimization

Proactive problem-solving

Team collaboration

Tools

Xcode

TestFlight

App Store Connect

Git

CI

Jira

Confluence

Job description

Experis in the United Kingdom is seeking a Senior iOS Developer to design, build and evolve iOS applications across the full development lifecycle. You’ll work closely with product, engineering and QA to deliver secure, high‑quality mobile experiences at global scale.

Bring strong Swift, Objective‑C and iOS SDK expertise, experience with MVVM and Clean Architecture, and a proactive problem‑solving mindset to help drive innovation and quality in a fast‑moving team.