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Senior Android Reverse Engineer (Financial Security)


WIN GO PTE. LTD.
18 days ago
Posted date
18 days ago
N/A
Minimum level
N/A
Full-timeEmployment type
Full-time
Responsibilities:
  • Perform reverse engineering and deep analysis of Android applications, with a focus on finance / banking apps.
  • Investigate and circumvent various anti-debugging, packing/protection, obfuscation, runtime-protection and anti-tampering mechanisms.
  • Analyze and reconstruct critical implementations such as financial protocols, data transmission logic, encryption algorithms, etc.
  • Produce high-quality technical documentation: protocol documentation, hook-point descriptions, reverse-engineering reports.
  • Work with the product security team to evaluate the security posture of third-party apps, and help define remediation or mitigation strategies.

Requirements:
  • Expert-level skills in Android reverse engineering, including but not limited to Dex decompilation, Smali analysis, dynamic debugging (e.g. Frida / Xposed / JDWP), etc.
  • Familiarity with architecture, logic, protection mechanisms, and communication protocols of mainstream banking/payment apps.
  • Solid understanding of network security: TLS/SSL, mutual authentication, custom/private encryption protocols, etc.
  • Proficiency with common reverse-engineering and security tools (e.g. IDA Pro, Ghidra, JEB, Frida, Objection, tcpdump, Wireshark, etc.).
  • Strong background in assembly (ARM/Thumb), Smali, capable of independently analyzing obfuscated/packed Android code.
  • Understanding of Android internals is a plus (e.g. Zygote, ART, Binder).
  • Good team collaboration, documentation and technical communication skills.

Nice-to-have (plus):
  • Prior real-world experience analyzing banking/finance apps.
  • Familiarity with Chinese domestic application protection solutions (e.g. BangBang, iJiami, Tencent LeGu, etc.) and bypass techniques.
  • Experience participating in CTFs, penetration testing projects or security assessments / red-team exercises.
  • Publications: security research articles, blog posts, open-source tools, etc.
Related tags
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JOB SUMMARY
Senior Android Reverse Engineer (Financial Security)
WIN GO PTE. LTD.
Singapore
18 days ago
N/A
Full-time

Senior Android Reverse Engineer (Financial Security)