Penetration Tester

4週間前


Tokyo TEKsystems ¥900,000 - ¥1,200,000 per year
  • Work in a global financial environment with exposure to cutting-edge security practices.
  • Opportunity to learn and apply the newest technologies in a major transformation initiative.
  • Make a real impact by strengthening cyber resilience through advanced penetration testing.

We are seeking a Penetration Tester to work with a leading financial institution's Global Cyber Threat Defence team as part of a major transformation initiative.
This role offers the opportunity to perform advanced penetration testing and threat-led exercises across applications, infrastructure, and mobile environments, while collaborating with global security experts and leveraging cutting-edge technologies.

Responsibilities

  • Perform penetration testing on web and mobile applications, Windows 11, and infrastructure.
  • Execute threat-led testing and Red Team exercises to identify vulnerabilities.
  • Provide clear reports and collaborate with global teams to improve security posture.

Requirements

  • 4–8 years of penetration testing experience in corporate environments (financial industry preferred).
  • Extensive experience in web, mobile, and infrastructure testing, including iPhone/device control.
  • Certification: Must hold OSCE³ (Offensive Security Certified Expert 3) – OSWE, OSEP, and OSED.
  • Strong English communication skills (Japanese is a plus).

Location:
This position is based in
Tokyo, Japan
.


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