IOS developer

City of Bristol, United Kingdom | Posted on 03/17/2026

Our team isaccountable for securitywithin the mobile channel. Weprovide a suite of mobile securitycomponents,that provides an all-round security posture in mobileappsincluding associated services (penetration testing, obfuscation,consultancy etc.).

Our mission is tobuild a scalable,adaptable, and proactive approach to securing LBG’s mobile apps, enablingmobile engineers across the bank to operate with confidence and agility in anever-evolving threat landscape.

We’re passionate about our shared passionfor delivering new features for customers across our brands in the mobilespace.

What We Need from You — EssentialSkills & Experience

• Strong programming expertise inSwift, with hands-on experience using modern iOS development toolsets includingXcode, Git, GitHub, XCTest, and XCUITest.
• Deep understanding of modularapp architecture, including frameworks-based modularisation and architecturalpatterns such as MVVM.
• Proficiency in building,maintaining, and integrating SDKs, ensuring they are scalable, well documented,and easy to consume across teams.
• Solid grasp of concurrency inSwift (e.g., async/await, GCD, Operations) and the ability to designperformant, thread safe solutions.
• Broad technical experience witha track record of delivering high quality, production scale iOS applications.
• Strong communication andcollaboration skills, with the ability to work effectively across engineeringteams to drive reusability, inner sourcing, and reduction of technical waste.
• A strong advocate forengineering quality, leveraging practices such as Pair Programming, Test DrivenDevelopment (TDD), Code Reviews, Continuous Integration, and Automated Testing.
• Knowledge of mobile securityprinciples and best practices, such as secure storage, authentication flows,and safe handling of sensitive data.
• Experience with CI/CD pipelinesfor mobile, ideally with tools such as GitHub Actions, Fastlane, and automatedbuild/test deployment processes.