Full Stack Engineer

Overview

As a Full Stack Software Engineer you will help expand a live fintech platform backed by the CTO, delivering end-to-end features and AI-powered enhancements. You will join a small, hands-on team that shapes architecture as the platform scales. You’ll work with modern tech and advocate for AI tooling to drive rapid delivery, reliability and security. This is a chance to influence technical direction while building a market-ready product.

Pay / Benefits

• hybrid working: Tue-Thu in office, Mon and Fri remote
• 25 days holiday plus bank holidays
• pension scheme
• budget for AI tools, hardware, and learning & development
• mentorship from CTO
• direct influence over technical direction

Responsibilities

• Design, build and ship features end-to-end across the platform
• Expand the stack with new services and integrations, including LLM-powered capabilities
• Champion the use of AI development tools and help the team maximise value
• Contribute to architecture decisions as the platform scales
• Write clean, well-tested code and review peers’ work
• Debug, profile and improve performance, reliability and security

Key requirements

• TypeScript, React/Next.js, Node, PostgreSQL and AWS
• Strong coding fundamentals: data structures, API design, testing, version control
• Fanatical user of AI coding tools and awareness of the AI tooling space
• Experience building with or integrating LLM APIs (Anthropic, OpenAI) or related personal projects
• Thrives in a small team and can wear multiple hats
• Comfort working in London office Tuesday-Thursday

• collaboration
• curiosity
• ownership
• TypeScript
• React/Next.js
• Node