Senior Application Security Engineer — Defensive Security

Themis Solutions Inc.

📍 Toronto, ON, Canada

Full-time Other-General Posted February 27, 2026

Job Description

A leading legal AI technology firm is seeking a Senior Software Developer for its Defensive Security team. This role involves developing security tools, guiding vulnerability remediation, and enhancing security practices within the organization. The ideal candidate will have over 5 years of experience in secure software development and familiarity with modern programming languages such as Ruby, Python, or JavaScript. The position offers a competitive salary range of CAD 149,600 to CAD 202,400 and a hybrid working environment.
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