Security Engineer - Proactive Threat at Stripe

Stripe is hiring an Offensive Security Engineer for its Proactive Threat team to simulate adversary tactics and uncover vulnerabilities across web applications, APIs, cloud environments, mobile applications, and internal infrastructure. The role includes penetration testing, red team engagements, assumed-breach assessments, detection validation, incident investigation support, and development of offensive tools and automation. Candidates need at least five years of offensive security experience, strong Python, Go, or similar programming skills, cloud and web security knowledge, and proficiency with offensive security tooling.