Senior Penetration Tester
ExpressVPNSingapore, Singapore • London, England, United Kingdom • Germany • Bucharest, Romania
Posted October 21, 2025
Full Time
About the Company
ExpressVPN is a leading VPN provider dedicated to enhancing online security and privacy. Offering robust cybersecurity solutions, including virtual private networks (VPNs), they empower users with digital freedom and protect data privacy. Distinctive in the industry through innovative research and user-centric design, ExpressVPN aims to build a safer digital world for its customers.
Job Description
ExpressVPN is seeking a Senior Penetration Tester to protect their customers' private internet access. The role involves developing and executing penetration tests, identifying vulnerabilities, and providing security advice to engineering teams. The candidate should be passionate about security, collaborative, and proactive in identifying solutions and mentoring junior team members.
Requirements
- Identify vulnerabilities, misconfigurations, and deviations from best practices
- Analyze application binaries, shared libraries, and browser extensions
- Write scripts in Python, bash, or Golang
- Provide mentorship to team members
- Solid knowledge of TCP/IP, IDS/IPS, firewalls, WAF, web content filtering, cryptography, and PGP/SSH/PKI
- Experience with Github Actions
Benefits
- Supportive work environment
- Career growth opportunities
- Respectful culture
- Open and constructive feedback
