Application Security Engineer (Pentester)

Crypto

Shenzhen, China Hybrid permanent

Posted: January 8, 2026

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Required Skills

Application Security Pentesting Security Vulnerabilities Code Review Penetration Testing Agile Scrum Security Controls Training Sessions Automated Scripts Application-Level Security Monitoring Intrusion Detection Incident Response

Job Description

Responsibilities:
• Discover security vulnerabilities through design review, source code review and penetration testing, either manually or by using automated tools, and follow up on the remediation process
• Participant in relevant agile scrum meetings and provide professional recommendations on the design of security controls, libraries, and/or protocols
• Conduct security-related training sessions
• Implement various security control verification and risk detection through automated scripts
• Provide support on application-level security monitoring, intrusion detection, and incident response

Requirements:
• OSCP (or equivalent, such as CREST) is a MUST.
• A deep understanding of OWASP Top 10 and the ability to detect and address logic flaws are highly desirable.
• Minimum four years of experience in Web API testing and proficiency in using BurpSuite is preferred.
• Experience with Mobile App testing, comprehension of jailbreaking/rooting a device, API hooking, reverse engineering, and de-obfuscation is highly beneficial
• Fluency in spoken and written English is essential, and proficiency in Mandarin would be advantageous.

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