Founding Platform Engineer - AI Security

atarus • United Kingdom

Visa Sponsorship

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AI Summary

Seeking a Founding Platform Engineer to build infrastructure for securing AI agents and autonomous systems. This broad, high-ownership role involves distributed systems, backend engineering, cloud, and AI/ML infrastructure. Requires strong backend/systems experience, Python, distributed systems knowledge, and production observability.

Key Highlights

Founding technical hire with significant influence on architecture and product direction.

Builds critical infrastructure for AI security, including enforcement systems, tracing, and sandboxed environments.

Work at the intersection of distributed systems, infrastructure, security, and AI.

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Key Responsibilities

Build low-latency enforcement systems that evaluate and control AI agent activity.

Develop distributed tracing and observability across agents, services, tools, and model calls.

Create secure, multi-tenant backend services and data infrastructure.

Implement tamper-evident audit and evidence systems.

Design event-driven and streaming infrastructure for reliability under load.

Develop sandboxed environments for security testing and evaluation workloads.

Build model-serving infrastructure, including containerized workloads and GPU inference.

Manage cloud infrastructure, deployment pipelines, and production security controls.

Technical Skills Required

Python Distributed Systems Cloud Infrastructure

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Benefits & Perks

Competitive Salary

Founding Equity

Bonus

UK visa sponsorship available

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Nice to Have

PostgreSQL / RLS

OpenTelemetry

GCP

Cloud Run

Kubernetes / Containers

Distributed Systems

MLOps

GPU Inference

Sandboxing

IAM

Security Infrastructure

Job Description

🚀 Founding Platform Engineer – AI Security

📍 London – Onsite

💰 Competitive Salary + Founding Equity + Bonus

We’re partnered with an early-stage AI Security company building infrastructure to secure the next generation of autonomous systems and AI agents.

Already working with high-assurance AI companies and government customers, they’re now looking for a Platform Engineer to become one of the foundational technical hires and help build the infrastructure that allows organisations to deploy AI agents safely.

This is a broad, high-ownership engineering role spanning distributed systems, backend engineering, cloud infrastructure, security and AI/ML infrastructure.

What You’ll Build 👇

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