Full Stack Product Engineer at API-first fintech scale-up building the UK's first real-time cre[...] in London

Full Stack Product Engineer at API-first fintech scale-up building the UK's first real-time cre[...] in London

London Full-Time No working from home possible
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Job Title

Full Stack Product Engineer

Salary

Not Disclosed

Company Description

API-first fintech scale-up building the UK's first real-time credit bureau.

Location

London, UK

Job Description

Join a high-growth scale-up modernizing the UK credit market. As a product-focused engineer, you will lead the development of B2B SaaS interfaces using Svelte and TypeScript, while contributing to Go-based backend services on AWS. Reporting directly to the CTO, you will own features end-to-end, impacting how millions of consumers access financial services through real-time data.

Why this role is remarkable

  • Ship high-impact code as part of a small, elite engineering team with direct access to the CTO and zero bureaucratic gatekeeping.
  • Work with a modern, high-performance tech stack including Svelte, TypeScript, Go, and AWS, utilizing AI tooling to accelerate delivery without sacrificing quality.
  • Gain unique exposure to the regulated fintech space while enjoying scale‑up perks like unlimited unpaid leave, flexible bank holidays, and professional AWS certification support.

What You Will Do

  • Architect and build fast, accessible B2B SaaS user experiences in Svelte and TypeScript with a high degree of design taste and technical polish.
  • Develop and maintain scalable API services in Go, managing distributed systems and secure infrastructure within an AWS environment.
  • Collaborate on the entire product lifecycle from initial interface design to backend implementation, ensuring high standards of security and performance.

Ideal Candidate

  • Strong commercial experience in frontend development, ideally with Svelte or a readiness to transition from React/Vue to a Svelte-first workflow.
  • Proficiency in Go or a demonstrated ability to learn new backend languages quickly to contribute across a distributed system architecture.
  • Practical experience with modern CI/CD practices, GitHub Actions, and managing containerized applications within secure cloud infrastructure environments.

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Contact Details:

Jack & Jill Recruitment Team