Senior Software Engineer, Security Engineering (Auth0)

Toronto · CAD 136,000-187,000 / year · 5+ years experience · Hybrid · Posted Sep 29, 2026

At a glance

You will join the Auth0 Security Engineering organization to build and manage services that secure the platform that Auth0 runs on.
You will be instrumental in expanding platform security controls and architecting custom workflows in a scalable, reliable manner.

Build, maintain, and operate platform security services and controls using Python, Node.js, or Golang.
Design, build, and optimize custom workflows to ingest, process, and distribute security data to downstream systems at scale.
Architect maintainable, secure, and resilient microservices and platform integrations that protect our infrastructure without adding friction for engineering teams.
Write clean, testable, and well-documented code while driving technical designs and participating in code reviews to maintain high engineering standards.

5+ years of hands-on experience designing, building, and maintaining production-grade software services.
Hands-on mastery of Python, Node.js, or Golang.
Strong track record of designing scalable, maintainable, and secure software architectures.
Solid experience with cloud-native environments (AWS or Azure) and container technologies (Docker, Kubernetes).
Practical experience building platform security controls, managing service permissions, and applying secure coding practices.
A Bachelor's degree in Computer Science, Information Security, Systems Engineering, or a related field.

Experience with high-throughput streaming platforms or log processing tools (e.g., Kafka, Kinesis, Pub/Sub, Vector).
Experience with Infrastructure-as-Code (Terraform) and Policy-as-Code tools.
Familiarity with compliance standards (FedRAMP, SOC2) and security frameworks in multi-cloud environments.
Experience or interest in applying AI/ML tools to automate security workflows and analysis.