Senior Application Security Engineer
Location: Remote
Compensation: Salary
Reviewed: Thu, Aug 06, 2026
This job expires in: 22 days
Job Summary
Seeking a hands-on Senior Application Security Engineer, the remote full-time position will focus on hunting for vulnerabilities in the Counterpart Assistant platform, hardening systems, and mentoring engineers to enhance security practices.
Key responsibilities
- Actively hunt for and close security vulnerabilities across the core product
- Harden systems and establish strong security monitoring for services and endpoints
- Review critical pull requests and conduct security training for engineering teams
Required qualifications
- 8+ years in software engineering with 4+ years in application security, vulnerability research, and penetration testing
- Experience in identifying vulnerabilities using custom-built tooling
- Proficiency in using AI for continuous vulnerability discovery
- Ability to write code across various programming languages
- Experience mentoring engineers in secure coding practices
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