Senior Software Engineer - Security Platform

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Senior Software Engineer - Security Platform based in Canada. This is an opportunity to build and operate secure, resilient distributed systems that protect critical infrastructure at global scale. You’ll join an infrastructure and developer tools team focused on secrets management, internal PKI, machine identity, and workload security. Your work will strengthen the foundations that engineering teams rely on to build and deliver products securely and efficiently. You’ll contribute to the design and re-architecture of security systems spanning a global network across hundreds of cities and more than 120 countries. The role combines hands-on software engineering, distributed systems, security implementation, and operational ownership. You’ll collaborate closely with engineers across the organization while helping shape secure architectures and developer experiences. This is a highly technical environment where curiosity, ownership, iteration, and practical security expertise are valued.