CareerPlan

Senior Penetration Tester (Cyber Security) Vice President

SINGAPORE, SingaporeFull-time2026-09-17 → 2026-11-11

Core

Conduct deep-dive whitebox penetration testing, vulnerability research, and source code review to identify and exploit security flaws in Citi's web, mobile, and API applications.

Role type

Senior IC penetration tester (whitebox & vulnerability research)

Builds

Security posture of enterprise applications, systems, and third-party components

Domain

Financial services / Application Security

Required skills

Whitebox penetration testing, vulnerability research, source code review, exploit development, SAST/DAST tooling, secure coding practices, OWASP Top 10, API security

Preferred skills

Third-party component analysis, AI-augmented static analysis, tool development

Technologies

Java, C#, Python, JavaScript, SAST tools, DAST tools

Responsibilities

Conduct in-depth vulnerability research to discover zero-day vulnerabilities; Perform comprehensive whitebox penetration tests leveraging source code; Conduct manual and automated source code reviews; Evaluate security of third-party libraries and frameworks; Provide actionable remediation recommendations to development teams; Develop and contribute to advanced security testing tools; Prepare detailed technical reports for technical and non-technical audiences

Seniority

Senior, hands-on IC