Cybersecurity Engineer: Incident Response, Defense & Automation

Jane Street in London is seeking a full-time Cybersecurity Engineer to protect people, data, and infrastructure. You will strengthen firm-wide defenses, provide guidance to teams, and lead security awareness initiatives while contributing to incident analysis and response.

You will bring a practical, collaborative approach, with strong scripting skills, threat modeling capability, and a passion for explaining the rationale behind security choices. English fluency is essential.

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