IT Security Engineer

Jane Street · London, England, United Kingdom

Location
London
Job Type
Full-Time
Posted
June 13, 2026

Job Description

About the Position


We are looking for an Infrastructure Security Engineer with a strong Windows engineering background and practical exposure to modern platform security controls to help our global team secure Jane Street’s IT platforms. In this role, you’ll need strong judgement and discerning taste to prioritise potentially complex and extensive remediation efforts. We’ll lean on you to suggest where to focus our mitigation efforts, and to provide both technical advice and decision making on behalf of the group where needed.


In this role, you will proactively propose, design, test, implement and document strategic security controls. You will coordinate and deliver security solutions across our IT platforms while identifying opportunities to further automate intelligent workflows. You will help secure internal IT and remote working platforms through a combination of hands-on technical work, consultancy and security influence to the wider IT team. This rol...

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