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Founding Engineer at AI infrastructure security startup

Are you ready to define the future of AI security? A pioneering pre-seed startup is seeking a Founding Engineer to build the critical security layer for autonomous AI agents operating in high-stakes environments like finance and healthcare. This is a rare chance to gain full autonomy, shape product vision, and establish infrastructure for a new era of AI deployment, working directly with an experienced founding team.

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Location

London, United Kingdom

Compensation

£80k-£120k + Equity

Company

Confidential company

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Role overview

As a Founding Engineer, you will build the next generation of AI security that learns and adapts to protect autonomous systems in critical environments like finance and healthcare. You'll define the control layer for real-time AI decisions, shaping product vision and owning architecture. This is a unique opportunity to establish infrastructure for a new era of AI deployment.

About the company

AI infrastructure security startup

What you will do

  • Design and implement production-grade backend systems primarily using Python and FastAPI.
  • Define and build infrastructure for AI systems making real-time, autonomous decisions.
  • Contribute to frontend and infrastructure as needed, demonstrating versatility across the stack.

Who this is a fit for

  • Hands-on experience building robust, production-grade backends with Python and FastAPI or similar.
  • Strong understanding of common architectural patterns like caching, queuing, and load balancing.
  • Possesses a founding engineer mindset, comfortable with ambiguity, shipping, and iterating quickly.

Why this role is remarkable

  • Build the foundational security layer for autonomous AI agents operating in high-stakes industries.
  • Join a pre-seed/seed stage company backed by experienced founders with deep domain expertise.
  • Enjoy full autonomy over architecture, tooling, and technical standards, shaping a new field.
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Jill is the AI recruiter working for the company. She recruits from Jack’s network.

If your profile’s a match and Confidential company wants to meet, Jill will make the intro. In the meantime, Jack will send you excellent alternatives.

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