Back End Developer

Senior Backend Engineer | Python | AI | £100k–£160k + Bonus + ESOP Everyone says they're building AI. Very few are building AI that customers actually use. A company I have partnered with are building the Bloomberg of Private Markets , helping 300+ VC and PE firms discover investment opportunities using live market data and production AI. They're looking for a Senior Backend Engineer to build the infrastructure powering their next generation of AI features. This is NOT an AI Research role. It's for engineers who love building backend systems that solve real customer problems. You'll be working with: ✅ Python ✅ FastAPI ✅ PostgreSQL ✅ ClickHouse ✅ OpenAI & Anthropic ✅ Agentic AI ✅ Production APIs You'll be a great fit if you: ✔ Have 5–15 years of backend engineering experience ✔ Have personally built and owned production APIs ✔ Come from a startup or scale-up ✔ Already use AI coding tools like Cursor or Claude ✔ Want to spend 80%+ of your time writing code What's on offer? 💰 £100k–£160k base 💰 £30k–£40k+ annual bonus 📈 ESOP 🏢 London (5 days in-office) or Remote UK/Europe This is one of those rare roles where you'll work directly with the founders, own meaningful technical decisions and build AI products that customers genuinely depend on. Interested? I'd love to tell you more.