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Owen Thomas

Snr Full Stack Engineer | Hyper-Growth Fintech & Tech-for-Good | Typescript, React.js, Node.js, Next.js | Up to £110k | 3 days hybrid in London

Hybrid

London, United kingdom

Full Time

31-01-2026

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Skills

Communication Problem Solving TypeScript PostgreSQL Architecture react node.js Next.js React.js Express

Job Specifications

Snr Full Stack Engineer | Hyper-Growth Fintech & Tech-for-Good | Typescript, React.js, Node.js, Next.js | Up to £110k | 3 days hybrid in London

Opportunity:

We're supporting a hyper-growth fintech client that is also tech-for-good. They’ve got big hiring plans for the year and are currently looking for Snr Full Stack Engineers to join the team. You’ll be working with Typescript, React.js, Node.js, Next.js & more, working to shape the product direction and technical architecture as they continue to scale their business and expand into new markets.

What You'll Be Doing as a Snr Full Stack Engineer | Hyper-Growth Fintech & Tech-for-Good | Typescript, React.js, Node.js, Next.js | Up to £110k | 3 days hybrid in London

Own the end-to-end product lifecycle, from ideation and design to implementation, deployment, feedback, and measurement
Communicate new features with internal and external stakeholders, gathering input pre-implementation and supporting launches
Design and build intuitive, high-performance web interfaces for business users
Lead architectural decisions to improve scalability, observability, and codebase modularity
Maintain high code quality through testing, documentation, and code reviews
Mentor junior engineers through pairing, reviews, and ongoing feedback

Core Skills for the Snr Full Stack Engineer | Hyper-Growth Fintech & Tech-for-Good | Typescript, React.js, Node.js, Next.js | Up to £110k | 3 days hybrid in London

Strong proficiency in React, TypeScript & Node.
Proven frontend engineering skills
Experience working with Next.js, Express & PostgreSQL
Experience in high pace early-stage businesses, with the ability to work end-to-end across the entire product development process, taking high ownership & accountability.
A problem solving, product engineering mindset.
Strong understanding of frontend & backend software engineering best practices
Strong written & verbal communication skills.

Nice to have:

Experience in regulated environments (ideally fintech)
Experience working with AI tooling

Details for the Snr Full Stack Engineer | Hyper-Growth Fintech & Tech-for-Good | Typescript, React.js, Node.js, Next.js | Up to £110k | 3 days hybrid in London

Tech Stack: React, TypeScript, Node, Next.js
Location: 3 days hybrid in London
Start: ASAP

If interested in this Snr Full Stack Engineer | Hyper-Growth Fintech & Tech-for-Good | Typescript, React.js, Node.js, Next.js | Up to £110k | 3 days hybrid in London, please apply here and we will contact you if it's a good match! :)

About the Company

Hey, we are Owen Thomas. We are a relationship first recruitment partner for Data, Product & Engineering, across Contract and Permanent roles in the UK & Europe. Humanness matters. We believe that empathy is the core of great recruitment; bringing opportunity and businesses to life, beyond what a person can see on a website. All done with our OT personal touch. Our mission: To be leaders within our specialisms and create unrivalled opportunities both internally and externally. We balance purpose and profit. Actively in... Know more