Okx8d ago

Senior Engineer, Vulnerability Scanner

Hong Kong·Hong Kong Sarsenior

OtherEngineer

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Quick Summary

Overview

OKX will be prioritising applicants who have a current right to work in Singapore, and do not require OKX's sponsorship of a visa Who We Are At OKX,

Technical Tools

OtherEngineer

OKX will be prioritising applicants who have a current right to work in Singapore, and do not require OKX's sponsorship of a visa

At OKX, we believe that the future will be reshaped by crypto, and ultimately contribute to every individual's freedom.

OKX is a leading crypto exchange, and the developer of OKX Wallet, giving millions access to crypto trading and decentralized crypto applications (dApps). OKX is also a trusted brand by hundreds of large institutions seeking access to crypto markets. We are safe and reliable, backed by our Proof of Reserves.

Across our multiple offices globally, we are united by our core principles: We Before Me, Do the Right Thing, and Get Things Done. These shared values drive our culture, shape our processes, and foster a friendly, rewarding, and diverse environment for every OK-er. OKX is part of OKG, a group that brings the value of Blockchain to users around the world, through our leading products OKX, OKX Wallet, OKLink and more.

About the Role

~1 min read

Our Security Engineering team is building AI-driven security infrastructure to protect OKX's LLM applications and developer pipelines at scale. This role sits at the intersection of agentic AI and security engineering — designing multi-agent systems, building detection engines, and embedding security into our development lifecycle. If you're passionate about solving real-world AI security challenges in a fast-moving environment, we'd love to hear from you.

Responsibilities

~1 min read

→Design and ship a Multi-Agent code auditing system (vulnerability detection, malicious code, sensitive data leakage) including role decomposition, tool-calling pipelines, and cross-agent state synchronization
→Integrate RAG, Chain-of-Thought, and Reflection techniques into security audit agents; build evaluation frameworks to continuously improve detection accuracy
→Develop CI/CD plugins for GitLab, Tekton, and Jenkins to enable automated security audit on every commit
→Build an LLM security framework covering input, output and runtime
→Design Human-in-the-loop and agent behavior audit systems ensuring production agents are observable, traceable, and controllable

3+ years of backend development in Python, Go, or Java
End-to-end LLM Agent production experience with depth in architecture design, hallucination handling, and tool-call fault tolerance
Hands-on AI security knowledge — Prompt Injection, Jailbreak, malicious agent injection, tool misuse — with production-ready defensive solutions
Production experience with at least one of LangChain, LlamaIndex, AutoGen, CrewAI, or LangGraph
Proficiency with Docker, Kubernetes, and microservice architecture

Nice to Have

~1 min read

SAST/SCA or code auditing tool experience
LLM fine-tuning or local model deployment; security-domain fine-tuning is a strong plus
Open source agent projects on GitHub or merged PRs to mainstream LLM frameworks
CTF awards or CVE/CNVD submission records

What We Offer

~1 min read

✓Competitive total compensation package

✓L&D programs and Education subsidy for employees' growth and development

✓Various team building programs and company events

✓Wellness and meal allowances

✓Comprehensive healthcare schemes for employees and dependants

✓More that we love to tell you along the process!

Location & Eligibility

Where is the job

Hong Kong Sar, Hong Kong

On-site at the office

Who can apply

Listing Details

Posted: April 26, 2026
First seen: April 26, 2026
Last seen: May 4, 2026

Posting Health

Days active: 8
Repost count: 0
Trust Level: 45%
Scored at: May 5, 2026

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Apply for this position

Okx

greenhouse

OKX is a global cryptocurrency exchange and Web3 technology company, offering trading, wallet services, and access to decentralized finance. Founded in 2017, it serves millions of users in over 100 countries.

Employees

5k+

Founded

2017

Domain

Jobs

External application · ~5 min on Okx's site

Please let Okx know you found this job on Jobera.