Founding Senior Software Engineer - Python - London

Full-time Computer Occupations

Job Description

Founding AI Engineer | Python, Async, LLMs, TypeScript, Cloud | £100k–£160k + Equity | London (Onsite)

Build AI products from scratch as part of a founding team. Great opportunity to join a YC-backed AI startup building autonomous voice agents that automate customer interactions, scheduling, and operations for real-world businesses.

With strong funding and early traction, the company is building production AI systems that directly impact how businesses operate, focusing on real-world execution, not experimentation.

As a Founding AI Engineer, you’ll build and ship core product features across Python, TypeScript, cloud infrastructure, and event-driven systems, taking ownership from idea to production.

This is a true greenfield role where you’ll move quickly, balancing rapid prototyping with building scalable foundations. You’ll work directly with customers to understand problems, scope solutions, and d...