We are looking for an experienced iOS security engineer to build internal automation tools for analysing mobile API behaviour within authorised and controlled environments. In this role, you will examine how applications handle network communication, authentication flows, session management, and device-level signals. What you’ll do: Analyse iOS application network communication (e.g. headers, tokens, request flows) Investigate authentication mechanisms and session handling processes Develop Python-based tools to support structured API testing and automation Build and maintain data systems (e.g. MongoDB/MySQL) for large-scale analysis Work with controlled testing environments to evaluate application behaviour Identify patterns in system responses and contribute to improving internal security practices