Founding Product Engineer - TWE45253

The Company:

Join a seed stage(~£3M), VC-backed startup on a mission to build vertical and agentic tooling for the consulting and private equity landscape.

Backed by tier 1 investors and angels from BCG, McKinsey, and Open AI.

This startup is dedicated to building next-generation AI tools that move away from antiquated technologies to a slick, intuitive, and modern approach to unlocking value in industries worth over $1Tn.

What you'll do:

As a Founding Product Engineer, you’ll help shape the foundation of groundbreaking AI products for consulting professionals.

You'll collaborate with a team with previous founding credentials and spent time at the most prominent private equity firms in Europe, and most notable consulting firms such as BCG & Quantum Black.

You’ll take ownership of key systems, moving beyond basic chat-bot experiences to create powerful, enterprise-ready workflows and user interfaces. Your responsibilities will include:

  • Designing and delivering multi-step AI-driven workflows and user experiences.
  • Owning end-to-end product features across the full technology stack.
  • Turning complex consulting challenges into scalable product solutions.
  • Collaborating closely with both technical and non-technical stakeholders, including client advisors and industry veterans.
  • Driving the product vision and making impactful product decisions in a fast-paced, high-trust environment.

Key Skills:

  • Experience as a Product or Full-Stack Engineer with the ability to quickly turn problem statements into working prototypes.
  • Strong technical proficiency in TypeScript, and LLM frameworks (e.g., Pydantic, LangGraph).
  • Skilled with modern cloud infrastructure (AWS, Terraform, PostgreSQL, Modal).
  • Ability to create intuitive, polished user interfaces using React.

Benefits:

  • Above-market compensation and significant founding-level equity, up to 1%.
  • Work alongside a talented peer group from top consulting firms and AI research backgrounds.
  • Opportunity to shape the product direction and culture from day one.

If you are interested please apply or reach out to Adam Treacy @ twentyAI - adam.treacy@twentyai.com

Job Details

Company
twentyAI
Location
London Area, United Kingdom
Posted