Mobile AppSec Engineer — Threat Modelling & Pentesting

Company: Hamilton Barnes
Apply for the Mobile AppSec Engineer — Threat Modelling & Pentesting
Location: London
Job Description:

Hamilton Barnes is sourcing a Mobile Security Engineer (AppSec) for a 12-month hybrid contract in the UK, based in London or Bristol with 3 days on-site. The role focuses on the mobile channel security, delivering a framework, consulting, and penetration testing services for a major retail and banking organisation.

The ideal candidate has 6+ years in mobile security, with Android/iOS knowledge, threat modelling expertise, and hands-on pen-testing tooling.

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Posted: October 11th, 2026