Full-time

Senior Platform Security Engineer

Posted by Affirm • Oshawa, Durham Region, Canada

📍 Oshawa, Durham Region 🕒 March 01, 2026

About the Role

Affirm is reinventing credit to make it more honest and friendly, giving consumers the flexibility to buy now and pay later without any hidden fees or compounding interest.

The Security team posture increases security and reduces risk while securely enabling access to information for those who need it! The ideal employee will have extensive experience developing tooling and infrastructure used for securing technical resources as part of a larger team. The candidate will quickly come up to speed with current systems and processes, identify and develop improvements, and implement solutions used by experienced software and infrastructure engineers across the organization.

We protect and secure Affirms production infrastructure while balancing risk to enable business growth.

We are looking for a Senior Security Engineer in the Security Engineering and Architecture, primarily supporting the Infrastructure and Platform Security organization focusing on vulnerabi...

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