Senior Full Stack Engineer
Junior AI · London
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- Company
- Junior AI
- Location
- London
- Salary
- 130K
- Posted
- August 21, 2026
About this job
👶 About Junior Junior is building the AI operating system for investment research. Our software helps private equity firms, consultants and financial institutions complete high-stakes research workflows dramatically faster - from diligence and memo writing to market mapping, research synthesis and strategic analysis. We’re trusted by several of the world’s top private equity firms, Big Four consultancies and leading financial institutions. Bootstrapped and profitable ~£20M+ in revenue, after growing 10x last year 60+ people across the company 20-person engineering team, doubling to 40 this year Core stack: TypeScript, Next.js and PostgreSQL You’d be joining early enough to shape the product, engineering culture and company, but with enough traction that everything you build lands…
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