Senior Application Security Engineer — Defensive Security

Themis Solutions Inc.

📍 Toronto, ON, Canada

Full-time Other-General Posted February 26, 2026

Job Description

A leading technology firm seeks a Senior Software Developer in Defensive Security to join its team in Toronto. The role involves developing innovative solutions to enhance application security while offering guidance in vulnerability remediation. The ideal candidate has 5+ years’ experience in modern programming languages and a passion for learning. Offering strong salary and benefits, this position promotes a hybrid work environment with flexible time off and a commitment to diversity and inclusion.
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