Mobile Security Engineer (Android / Web)

Binance

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AustraliaHong KongSingaporeTaiwan Posted today

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Binance is a leading global blockchain ecosystem behind the world’s largest cryptocurrency exchange by trading volume and registered users. We are trusted by 300+ million people in 100+ countries for our industry-leading security, user fund transparency, trading engine speed, deep liquidity, and an unmatched portfolio of digital-asset products. Binance offerings range from trading and finance to education, research, payments, institutional services, and more. Our mission is to increase the freedom of money and financial access for people around the world.

What You’ll Do:

Develop and maintain the Risk SDK on Android (Java/Kotlin, NDK) or Web (JavaScript/TypeScript).
Build risk environment detection capabilities (HOOK, Debug, device tampering, etc.).
Develop code-hardening capabilities, including research and development of code obfuscation, VMP and related technologies.
Collaborate with the backend and strategy teams on signal reporting, data quality, and detection efficacy evaluation.

What We’re Looking For:

Proficient in one or more programming languages: Java, C/C++, ARM assembly, TypeScript, JavaScript.
3+ years of client-side development experience, with Android or Web development capability.
Reverse engineering skills on Android (Smali/DEX, native SO layer) or Web (JS deobfuscation, protocol analysis).
Familiar with Android system internals or the browser runtime environment (app lifecycle, signature mechanism, JNI, WebView, JS engine, etc.).
Familiar with common attack techniques: hooking frameworks, emulators/cloud phones, app multi-boxing/cloning, repackaging, automated clients, and the corresponding countermeasures.
Strong engineering discipline: code quality, performance and stability awareness (package size, startup time, crash rate, compatibility).

Why Binance

Shape the future of finance
Collaborate with world-class talent in a user-centric global organization with a flat structure
Tackle challenging projects in a fast-paced and innovative enviornment with autonomy
Thrive in a results-driven workplace with opportunities for career growth and continuous learning
Competitive salary and company benefits
Remote-first, work-from-home arrangement (may vary depending on the nature of the role and team)

Binance is committed to being an equal opportunity employer. We believe that having a diverse workforce is fundamental to our success.

By submitting a job application, you acknowledge that you have read our Candidate Privacy Notice.

We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.

Posted by Binance on their own careers page — you apply directly, no recruiter in between. View original / apply →