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Senior Software Security Engineer

Company: League

Location: toronto, London

Posted: June 11, 2026

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Position Details

League is seeking a Senior Software Security Engineer to join our Security Engineering org and focus full-time on building internal security tooling and security-by-design engineering capabilities across our healthcare platform ecosystem. This is a highly hands-on software engineering role focused on developing custom security infrastructure, developer security tooling, and automation systems that strengthen League’s platform security posture at scale. You will work closely with Security, Platform Engineering, Infrastructure, and Product Engineering teams to build tools and workflows that improve secure software delivery, automate security operations, and protect sensitive healthcare and member data. This is not a governance, audit, or advisory-only role. We are looking for an engineer who writes production-quality code, builds scalable systems, and applies strong software engineering principles to solve complex security challenges in a modern cloud-native environment. As League contin...