Foundational Security Engineer (Go/TS) – London

Company: Jack & Jill
Apply for the Foundational Security Engineer (Go/TS) – London
Location: London
Job Description:

Jack & Jill is searching for their inaugural Security Engineer to lead application security efforts in a high-growth environment. This foundational role demands a candidate with senior or staff-level experience, focusing on building secure systems from the ground up for a platform used by major global clients.

The ideal candidate will work closely with product squads, leveraging modern technologies like Go and TypeScript to embed security within the development life cycle. This role offers significant ownership in shaping the security culture of the company.

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Posted: May 31st, 2026