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Cybersecurity Engineer - Threat Modelling

Jane Street· Cybersecurity
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Hybrid (Hong Kong)Not specifiedPosted 3mo ago

About the role

Hands-on Cybersecurity Engineer to strengthen security posture of applications, data, infrastructure, and processes. Combines offensive security, threat modelling, and stakeholder collaboration to embed security into design and operations.

Responsibilities

  • Uncover and remediate vulnerabilities in applications, data, infrastructure, and processes
  • Partner with teams to analyze security implications of design decisions and guide security-by-design
  • Leverage hands-on offensive background to identify threats and develop tailored security solutions
  • Develop practical threat modeling skills and translate security principles into architectural improvements
  • Discuss and balance security controls with business requirements with system owners
  • Collaborate with a team of programmers and security experts across software engineering, DevOps, risk analysis, security governance, and cyber awareness

Qualifications

  • Offensive security background
  • Ability to build and implement secure solutions from the ground up
  • Strong problem-solving and troubleshooting skills with a hands-on approach
  • Ability to evaluate security tradeoffs and make risk-based decisions
  • Excellent communication and relationship-building skills; collaborative mindset
  • Ability to teach others and transfer knowledge about threat modelling
  • Strong Linux background, scripting ability
  • Accountability and ability to document decision-making rationale
  • Proficiency in any programming language is a plus
  • Fluent in English

Skills

Required:Offensive securityThreat modellingSecure solution designLinux

Benefits

  • Not specified
Last updated Oct 25, 2026. Interested? Apply on the company site.

About Jane Street

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Jane Street is a quantitative trading firm and liquidity provider with a unique focus on technology and collaborative problem solving.

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