Jack & Jill

Founding Engineer (Full Stack / SRE) at Asymmetric Security

Jack & Jill

United Kingdom

Accepting Applications Full-time On-site LinkedIn
Posted 5 hours, 17 minutes ago 0 views 0 applications
Job Description

This is a job that Jill, our AI Recruiter, is recruiting for on behalf of one of our customers.

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title Founding Engineer (Full Stack / SRE)

Salary Not Disclosed

Company Description Asymmetric Security is a well-funded, early-stage AI-native Digital Forensics and Incident Response startup building automated investigation platforms designed to accelerate cyberdefense for the AGI era.

Job Description Join Asymmetric Security as a Founding Engineer to scale a production platform automating cyberattack investigations. You'll work across the stack—from FastAPI backends and React frontends to GCP infrastructure—ensuring the system is resilient and performant. You'll build agentic AI systems and evaluations that measure defense capabilities against real-world security incidents.

Location London, UK

Why this role is remarkable

  • Work at the cutting edge of AI and cybersecurity, building agentic systems that automate complex digital forensics and incident response tasks for frontier AI labs.
  • High-impact founding role at a well-funded startup where you will shape architectural decisions and set engineering standards for a production-ready SaaS platform.
  • Solve technically challenging problems involving data-intensive workloads, real-time collaboration, and the development of evaluations to measure AI performance against real cyber incidents.

What You Will Do

  • Build and operate a multi-tenant SaaS platform on GCP, using FastAPI, PostgreSQL, and React to deliver real-time security collaboration and investigation tools.
  • Develop and deploy agentic AI systems and evaluation frameworks to measure and improve AI performance against real-world cyber incidents and security challenges.
  • Own platform reliability and observability end-to-end, including CI/CD pipelines, SLO design, and incident response practices to maintain high production availability.

The ideal candidate

  • Strong background in Python (FastAPI/async) and modern frontend (React/TypeScript), with experience shipping and operating production-grade, data-intensive software.
  • Hands-on experience with cloud infrastructure (GCP/AWS), containerization (Docker/Terraform), and managing distributed data workloads using tools like Parquet, DuckDB, or Redis.
  • Proven ability to manage production-scale systems, with a deep understanding of observability, monitoring, and building for long-term reliability under the pressure of real-world incidents.

Who are Jack \& Jill? Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

  • Jack's an AI agent for job searching and career coaching. He works for you.
  • Jill is the AI recruiter working for the company. She recruits from Jack's network.
  • If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.

Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.

We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

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