Senior Application Security Engineer (Mobile Apps)

TL;DR

Senior Application Security Engineer (Mobile Apps): Designing and implementing security controls for mobile and backend platforms with an accent on iOS/Android security and API protection. Focus on threat modeling, secure SDLC integration, and mitigating business logic vulnerabilities.

Location: Hybrid (Stockholm, Sweden)

Company

hirify.global is a recruitment and search firm specializing in sourcing high-level security engineering talent.

What you will do

• Implement security controls for iOS and Android applications, focusing on authentication, authorization, and secure data storage.
• Secure APIs by implementing OAuth, token-based authentication, and rate limiting to prevent abuse.
• Conduct threat modeling and design reviews to identify and mitigate business logic vulnerabilities.
• Perform hands-on security reviews of mobile and backend systems throughout the development lifecycle.
• Collaborate with product managers and engineers to embed security into daily development workflows.

Requirements

• Proven experience as an Application Security, Product Security, or Mobile Engineer with a strong AppSec focus.
• Deep understanding of mobile-to-API interaction patterns and common mobile attack vectors.
• Ability to work pragmatically and hands-on with engineering teams.
• Location: Must be based in or able to work hybrid in Stockholm, Sweden

Nice to have

• Experience with React Native internals.