Senior Application Security Expert
Shenzhen / Hong Kong
Security – Security /
Full-time Employee /
Hybrid
We are looking for a seasoned Application Security Expert to strengthen the funds and blockchain security of our global crypto exchange. This role focuses on securing exchange systems, wallets, big data platforms, and market-making infrastructure, while also leading smart contract auditing and blockchain threat governance.
Responsibilities
- · Lead application security governance for core systems (trading, wallet, big data risk analysis, market-making).
- · Web service log and API analysis, preferabally with AI.
- · Build monitoring and defense mechanisms for funds security; define baselines, compliance strategies, and incident response plans.
- · Identify and mitigate risks across the transaction lifecycle; apply big data/ML.
- · Audit and automate detection of smart contract vulnerabilities.
- · Research blockchain attack vectors, develop detection rules, and deploy on-chain monitoring tools.
Requirements
- · Bachelor’s degree or above in Computer Science, Information Security, Cryptography, or related field.
- · 5+ years of experience in application security, blockchain security, or financial risk control; exchange/fintech background preferred.
- · Strong knowledge of exchange funds flow logic and application security frameworks.
- · Hands-on experience with smart contract auditing tools (e.g., Slither, Mythril, Echidna, Foundry).
- · Skilled in big data analysis & risk modeling (Spark, Elasticsearch, Graph DB, ML-based anomaly detection).
- · Strong offensive/defensive security mindset, cross-team collaboration skills, and ability to drive governance into practice.
- · Proficient in English; able to follow cutting-edge blockchain security research.
