Staff Security Platform Engineer (AI & SecurityOS) — Remote

Doxy.me; Greater London; Remote; GBP 110,000 - 165,000; Full time

Benefits offered by this job

Unlimited PTO

Private medical, optical and dental

5% matched company pension

Remote working with London hub

Equipment and spending allowance

Job summary

doxy.me is seeking a Staff Product Security Engineer to help shape SecurityOS and the Trust Engine for our telehealth platform. You will design, build and ship secure capabilities with end-to-end ownership in productionised TypeScript/Node.

You bring deep expertise in secure SDLC, threat modeling and AI-enabled security tooling, and will partner with product teams to define roadmaps in a remote-first, globally distributed environment.

Qualifications

• Proven depth in application and product security, including secure SDLC and threat modeling.
• Experience designing systems from data model up to live production.
• Ability to build things others will depend on in production.

Responsibilities

• Design and build core SecurityOS capabilities and integrations.
• Govern AI agents that operate inside the platform.
• Own product security for doxy.me's telehealth platform as an embedded engineer.
• Build security tooling and guardrails within the stack.
• Automate the security SDLC and threat modeling workflows at scale.
• Shape the roadmap for SecurityOS and security function at doxy.me.

Skills

Security engineering

Threat modeling

Secure SDLC

AI integration

Platform engineering

TypeScript/Node.js

Education

Bachelor's degree in computer science or related field

Tools

TypeScript

Node.js

React

NestJS

Playwright

Next.js

Nx.dev

Jest

AWS

Job description

doxy.me is seeking a Staff Product Security Engineer to help shape SecurityOS and the Trust Engine for our telehealth platform. You will design, build and ship secure capabilities with end-to-end ownership in productionised TypeScript/Node.

You bring deep expertise in secure SDLC, threat modeling and AI-enabled security tooling, and will partner with product teams to define roadmaps in a remote-first, globally distributed environment.