> Markdown version of [/jobs/ext/2309896-founding-engineer-240k](https://www.wearedevelopers.com/jobs/ext/2309896-founding-engineer-240k). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Founding Engineer (£240k+) - **Company:** Jack & Jill/External ATS - **Location:** Greater London, UK - **Salary:** £240,000.0 - **Contract:** Permanent contract - **Skills:** Artificial Intelligence, Python (Programming Language), PostgreSQL, Next.js, TypeScript, Alwayson, Fastapi - **Published:** August 30, 2026 - **Apply:** https://www.collegerecruiter.com/job/2815602561-founding-engineer-240k ## About the Role You want to make a real difference how millions of people spend most of their lives! We're building at the bleeding edge of AI, but we're not academics. Regardless of whether it's by using the latest AI models or by simply talking to a customer; it's the impact that matters to you, and you're able to think about the customer, the product and the technology simultaneously. ? You're an ambitious overachiever You'll have shown your ambition and excellence in your life. Whether that's academically, professionally, in a sporting context, or in whatever else you've done. We want people that hold themselves to a high bar and are exceptional. ?You want to move fast We're looking for people who want to move fast. We're determined to become the default way people find jobs and we won't get there by moving slowly. That means the hours may be long and we'll have to make smart trade-offs, but we'll change the world whilst doing it! ? You're high agency We're looking for people to take ownership, who don't need to be told what to do, but like being given hard, complex problems and finding creative solutions. ? You're a good team player ## Description We are not putting a thin AI layer on broken processes. We are rebuilding from first principles with two dedicated agents who work for their users: * Jack, for candidates: An always-on career co-pilot. Jack starts with a deep conversation to understand who you are and what you really want. He provides market insights, coaching, and companionship. * Jill, for companies: A true AI talent partner. Jill goes far beyond a job description to deeply understand your company, your culture, and the real context behind a role. She sources candidates, reviews inbound applicants, conducts first-pass screening calls, and acts as a strategic thought partner. Jack & Jill will not just disrupt the existing recruitment software market, but also the 10x bigger recruitment services market. We're moving at breakneck speed We're 9 months old, and already built two remarkable products, have 100,000+ candidates using Jack, hundreds of paying customers signed up to Jill and built a spectacular early team. The technology is ready and 10x better than the status quo - we need to build and execute at a relentless speed to build on this early momentum and bring it to the world as fast as we can. We have thousands of users having an incredible experiences with Jack & Jill: * Sharing their love * On TikTok * And everyone knows about it, * Next.js + Typescript * Python (FastAPI) * PostgreSQL (But we're stack agnostic - we believe the best engineers can pickup any tech stack…) ## Related Videos - [Agentic employees in world's most downloaded FinTech app](https://www.wearedevelopers.com/videos/100123-agentic-employees-in-world-s-most-downloaded-fintech-app) - [Intro to FastAPI](https://www.wearedevelopers.com/videos/462-intro-to-fastapi) - [GraphQL + Apollo + Next.js: A Lovely Trio](https://www.wearedevelopers.com/videos/311-graphql-apollo-next-js-a-lovely-trio) - [The AI-Native Engineering Org: What’s Real, What’s Hype, What’s Next](https://www.wearedevelopers.com/videos/100004-the-ai-native-engineering-org-what-s-real-what-s-hype-what-s-next) - [Building and Deploying Multi-Agent Systems with ADK and Vertex AI](https://www.wearedevelopers.com/videos/1918-building-and-deploying-multi-agent-systems-with-adk-and-vertex-ai) - [From Zero to Hero: NextJS 13 and Tailwind CSS for Beginners](https://www.wearedevelopers.com/videos/766-from-zero-to-hero-nextjs-13-and-tailwind-css-for-beginners) ## Related Articles - [Navigating the AI Shift](https://www.wearedevelopers.com/magazine/629-navigating-the-ai-shift) - [How to Become an AI Engineer](https://www.wearedevelopers.com/magazine/331-how-to-become-an-ai-engineer) - [Never delegate the understanding](https://www.wearedevelopers.com/magazine/749-never-delegate-the-understanding) - [Dev Digest 121 - AI goes offline](https://www.wearedevelopers.com/magazine/456-dev-digest-121-ai-goes-offline) - [What is Software Engineering in the Age of AI?](https://www.wearedevelopers.com/magazine/640-what-is-software-engineering-in-the-age-of-ai) - [Dev Digest 120 - Apple and peers](https://www.wearedevelopers.com/magazine/455-dev-digest-120-apple-and-peers)