Senior Security Engineer

Company: La Fosse

Location: London

Posted: May 10th, 2026

Security Engineer, Data Protection | Quantitative Investment Firm

Working with a leading global quantitative investment firm, this role sits at the heart of a highly sophisticated, data-driven environment where security and performance go hand in hand.

As a Security Engineer within the Data Protection team, you’ll play a key role in safeguarding sensitive data across research, trading and corporate systems. You’ll work closely with quantitative researchers, traders and engineering teams to ensure data is protected throughout its lifecycle, without compromising usability or speed in a high-performance environment.

Key responsibilities include:

This role is well suited to a security professional with strong experience across data protection, cloud security and incident response, who enjoys working in a highly technical, fast-paced environment.

Key skills and experience:

A great opportunity to join a high-performing, technology-led organisation where security is a critical enabler of the business.

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