About OKX
Founded in 2017, OKX stands as a global leader among cryptocurrency exchanges, offering innovative spot and derivatives trading solutions. With over 20 million users across 180+ regions, we leverage blockchain technology to revolutionize financial ecosystems through:
- Cutting-edge trading tools
- Diverse crypto products
- Advanced security solutions
- Industry-leading research via OKX Insights
👉 Discover how OKX is shaping decentralized finance
Mobile Security Team Mission
Our engineering team builds and maintains high-performance mobile applications serving millions of daily active users. As a Mobile Security Engineer, you’ll:
- Fortify application defenses against evolving cyber threats
- Collaborate cross-functionally with design, product, and engineering teams
- Enhance security protocols for trading, asset management, and wallet services
Core Responsibilities
Security Infrastructure Development
- Design and implement app shielding solutions (DEX reinforcement, string obfuscation)
- Develop anti-tampering and anti-reverse engineering mechanisms
- Implement multi-layered encryption for sensitive data
Threat Analysis & Mitigation
- Conduct vulnerability assessments through reverse engineering
- Build security scanning platforms for proactive threat detection
- Analyze user-reported security incidents and implement corrective measures
Research & Innovation
- Stay ahead of mobile security trends (Android/iOS attack vectors)
- Develop proof-of-concept tools to test defense mechanisms
- Optimize risk control systems against black/gray market threats
Technical Requirements
Essential Skills
| Category | Competencies |
|---|---|
| Programming | Java, Kotlin, C/C++, Swift, Python (2+ languages) |
| Platforms | Android SDK/NDK or iOS frameworks |
| Security Tools | Xposed, Frida, IDA Pro, Ghidra |
| Cryptography | Secure data storage, transport encryption |
Experience Requirements
- 5+ years in mobile security engineering
- Proven track record in reverse engineering (ARM assembly proficiency preferred)
- Experience developing security SDKs for large-scale applications
- Background in vulnerability research and exploit mitigation
Preferred Qualifications
- Contributions to open-source security projects
- Publications in cybersecurity conferences/journals
- Experience with device fingerprinting and anti-emulation techniques
- Knowledge of blockchain security principles
👉 Explore career growth opportunities at OKX
Professional Development Perks
- Competitive compensation with performance bonuses
- Education subsidies for certifications (CISSP, OSCP, etc.)
- Tech conference sponsorships
- Cutting-edge research collaborations
- Team-building retreats and hackathons
Mobile Security FAQs
What’s the primary focus for mobile security at OKX?
We prioritize multi-layered protection including runtime integrity checks, code obfuscation, and real-time threat monitoring to safeguard user assets across 180+ regions.
How does your team handle new vulnerability discoveries?
Our Security Operations Center follows a structured process:
1. Threat intelligence gathering
2. Impact assessment
3. Patch development (average 72-hour turnaround)
4. User notification protocols
What makes OKX’s security approach unique?
We combine traditional app hardening with blockchain-specific protections, including smart contract auditing and transaction anomaly detection.
Do you require blockchain development experience?
While beneficial, we prioritize mobile security expertise. Onboarding includes blockchain immersion programs to bridge knowledge gaps.
What career advancement opportunities exist?
Engineers progress through:
– Technical Specialist track
– Security Architect path
– Team Leadership roles
With bi-annual performance reviews guiding progression.
Final Thoughts
This role offers unparalleled opportunities to shape next-generation financial security while working with:
– Global-scale systems (20M+ users)
– Cutting-edge technologies (AI-driven threat detection)
– Industry pioneers in blockchain innovation