Senior Application Security Expert

Coins.ph

Shenzhen hybrid Until 8/23/2026 First posted October 20, 2025 Last posted October 20, 2025

Job description

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.

About this role

Summary

Lead blockchain security, smart contract audits, and application security governance.

Job title

Senior Application Security Expert

Experience level

5+ years

Industry

finance

Location requirements

Shenzhen, remote work not specified

Salary

Not specified

Management role

Skills & keywords

Required skills

application securityblockchain securitysmart contract auditingbig data analysisrisk modeling

Preferred skills

AIMLoffensive securitydefense strategies

Specializations

blockchainsmart contractsapplication securityrisk analysisbig data

Locations

Structured locations inferred from the posting.

Shenzhen, Guangdong Province, China

Hybrid City