Lead Software Engineer – React/TypeScript/AWS – £90-100k
We are partnering with a well-funded startup that is building an innovative platform empowering private investors to manage their portfolios not only for financial performance but also for sustainability and ESG impact.
As an AI-native platform on an exciting growth journey, they are seeking a lead engineer to help shape their architecture as they scale.
You’ll take ownership across the full stack — from designing APIs and data models to crafting seamless, high-performing user interfaces. Working closely with product and design teams, you’ll help bring to life tools that make investing smarter, more transparent, and more sustainable.
6+ years of experience building production web applications and at least 2 years in a tech lead or staff role.
~ Solid experience with React, TypeScript, and Node.js
~ js and GraphQL
~ js
Hands-on experience with AI or agent frameworks (such as LangChain or LangGraph)
Experience building something from scratch — whether a side project, startup, or open-source app
Frontend: React, TypeScript, Next.js
Backend: Node.js, GraphQL
Database & Cloud: Postgres, AWS
Competitive salary (£90-100k)
Fully Remote Role
Lead Software Engineer- Fully Remote- £90-100k
