Senior Application Security Engineer
Chime Financial, Inc·San Francisco, CA, USA·Posted 2 October 2026
About the role
About the role We are looking for a Sr. Full Stack Application Security Engineer with deep expertise in mobile application security to join our Product Security team. This role is hands-on and impact driven. You will work directly with mobile, backend, and platform engineering teams to identify, prevent, and remediate security issues across our iOS, Android, API, and backend systems. You will operate close to the code and close to the product. That means reviewing architectures across the stack, influencing secure design decisions early, and helping teams ship features safely without slowing delivery. This role is for someone who understands how modern distributed systems and mobile apps are built, deployed, and attacked in real-world environments. While mobile application security is a core focus, you will be part of a team that owns security posture across the full application stack including APIs, backend services, identity and authentication flows, and CI/CD pipelines. In this role, you can expect to Build and improve security capabilities, automation, and guardrails for mobile applications and backend/API services Perform application or API/backend penetration testing…
This is a summary of the advert. The full description and the application are on Chime Financial, Inc's careers site.
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