Founding Engineer at Asymmetric Security

Company: Jack & Jill
Apply for the Founding Engineer at Asymmetric Security
Location: London
Job Description:

Job Title

Founding Engineer

Salary

Not Disclosed

Company

Asymmetric Security is a $4.2M pre‑seed AI-native Digital Forensics and Incident Response company building automated investigation systems to accelerate cyberdefense for the AGI era.

Job Description

Join Asymmetric Security as a Founding Engineer to build AI systems defining the future of cyberdefense. You will scale a production cloud platform, develop sophisticated agentic AI for automated investigations, and make critical architectural decisions. This 0‑to‑1 role involves shipping across the full stack while hardening infrastructure for enterprise‑scale security operations.

Location

London, UK

Why this role is remarkable

  • Founding impact: As one of the first engineers, you will define the technical culture, architecture, and engineering practices of an AI-native security leader.
  • High‑stakes mission: Protect organizations from complex cyber threats by building automated digital forensics tools that will become ubiquitous in the age of abundant intelligence.
  • Strong momentum: Backed by a $4.2M pre‑seed round, the platform is already live, serving customers, and automating investigations for hundreds of real cyber attacks.

What You Will Do

  • Develop and deploy agentic AI systems using LangChain and RAG to automate complex, multi-step digital forensics and incident response investigations.
  • Ship end-to-end features across a modern stack including FastAPI, React, and DuckDB while managing multi-tenant cloud infrastructure on GCP.
  • Design and implement rigorous evaluation frameworks to measure AI performance against real-world cyber incidents and harden production-scale security infrastructure.

The Ideal Candidate

  • Proven track record of shipping and operating production software with strong Python backend skills in asynchronous patterns, APIs, and task pipelines.
  • Hands‑on experience deploying LLMs in production environments and a deep understanding of cloud infrastructure, containerization, and data-intensive workloads.
  • A proactive 0‑to‑1 builder who thrives in ambiguity and has experience leading technical initiatives or founding side projects.

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Posted: July 14th, 2026