Client Security Expert/Architect

okx· Engineering
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📍 APAC

About this role

Client Security Expert

Job Description:
  1. Identify client-side security risks, propose solutions, and drive their implementation.
  2. Lead offensive and defensive exercises on mobile clients, and drive remediation of business-related risk issues.
  3. Analyze attack techniques used by black/gray-market actors, reconstruct attack mechanisms and details, and produce countermeasure plans.
  4. Design and build systematic client-side defense solutions to improve defensive effectiveness and mitigation efficiency.
Requirements:
  1. Bachelor's degree or above in Computer Science or a related field.
  2. Familiar with low-level Android and iOS system architecture, security mechanisms, and reverse engineering.
  3. Familiar with typical cheating/fraud techniques used by black/gray-market actors.
  4. Proficient in leveraging AI Agents for security workflows, including reverse engineering, vulnerability discovery, attack reconstruction, and log/data analysis, with hands-on experience integrating AI tools into daily security operations.
  5. Candidates with the following experience will be preferred:
    1. Client security experience in Web3/blockchain scenarios.
    2. Familiarity with browser-side security.
Client Security Architect

Job Description:
  1. Own the overall architecture design for client-side security, ensuring high availability, high performance, and scalability of the system.
  2. Design and optimize the backend data pipeline for security data collection, processing, and analysis, supporting various business scenarios.
  3. Incorporate AI Agent capabilities to design intelligent security strategy operations and automated countermeasure architecture, improving strategy iteration speed and incident response speed.
Requirements:
  1. Bachelor's degree or above in Computer Science or a related field; 3+ years of experience in backend development or architecture design.
  2. Strong backend architecture skills, with expertise in high-concurrency, high-availability distributed system design.
  3. Familiarity with the client security domain (e.g., device fingerprinting, environment detection, behavioral risk control), with the ability to understand endpoint-collected data and design corresponding backend processing solutions.
  4. Familiar with AI Agent technical principles and application paradigms, with practical experience integrating AI capabilities into security architecture design.
  5. Candidates with the following experience will be preferred:
    1. Risk control system architecture (e.g., rule engines).
    2. Security backend experience in Web3/blockchain scenarios.
    3. Architecture experience in security data platforms or threat intelligence systems.
Notice:
All official OKX vacancies are published on this website. While roles may appear on selected third-party platforms from time to time, information on other sites may be inaccurate or outdated. If in doubt, please apply directly through our official careers website.
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Frequently Asked Questions

Is the salary disclosed for the Client Security Expert/Architect position at okx?
The salary for this Client Security Expert/Architect role at okx is not publicly listed. Click "Apply Now" to learn more about the compensation package on their official careers page.
Where is the Client Security Expert/Architect position at okx located?
This Client Security Expert/Architect role at okx is based in APAC. The position is listed as on-site or hybrid. Check the full job description or apply directly to confirm the work arrangement.
Which team or department does the Client Security Expert/Architect at okx belong to?
This Client Security Expert/Architect position is part of the Engineering department at okx. See the full job description for more information about the team structure and responsibilities.
How do I apply for the Client Security Expert/Architect position at okx?
Click the "Apply Now" button on this page. You will be redirected to okx's official application portal hosted on greenhouse where you can submit your application directly.
When was the Client Security Expert/Architect job at okx posted?
This Client Security Expert/Architect position at okx was posted on Jun 15, 2026. Apply as soon as possible — early applications are often reviewed first.
Client Security Expert/Architect
okx
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