Senior Full Stack Engineer - React/TS/Node - £80-100K

Oliver Bernard Ltd

Greater London, UK

14 days ago

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Role details

Contract type

Permanent contract

Employment type

Full-time (> 32 hours)

Experience level

Expert

Experience required

5 years minimum

Compensation

£80,000.0 - £100,000.0

Working hours

Regular working hours

Job source

www.collegerecruiter.com

Tech stack

Clean Code Principles Artificial Intelligence PostgreSQL Node.Js Open Source Technology Prism (Software) Next.js TypeScript Web Applications ReactJS Multi-Agent Systems Graphql

+1 more

Front End Software Development

Job description

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.

Requirements

5+ years of experience building production web applications
Solid experience with React, TypeScript, and Node.js
Familiarity with Next.js and GraphQL
Previous startup experience
A passion for clean code and intuitive product design
Interest in fintech’s

Nice to Haves

Comfortable working with tools like Postgres, Prisma, GraphQL, or Next.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

Benefits & conditions

Opportunity to contribute to a mission-driven product at the intersection of finance and sustainability
Work within a collaborative, high-performing team where individual input is valued
Play a key role in an early-stage company where contributions directly influence success
Competitive salary (£80-100k)
Hybrid working model - 3 days per week in the London office