Full Stack Product Engineer

Job Title

Full Stack Product Engineer

Company Description

infact.io is a London-based fintech scale-up building the UK's first real-time credit bureau to power better lending decisions through modern, API-first solutions.

Job Description

You will help build and scale the B2B SaaS experience for the first real-time credit bureau in the UK. Reporting to the CTO, you will lead frontend development using Svelte and TypeScript while contributing to Go-based API services, ensuring high-quality, secure, and accessible interfaces for lending partners.

Location

London, UK

Why this role is remarkable

Join the UK's first real-time credit bureau, disrupting a legacy market with modern API-first infrastructure.

Work in a high-ownership environment reporting directly to the CTO with no gatekeeping committees or layers of bureaucracy.

Gain access to professional growth perks including funded technical training, AWS certifications, and a voice in architectural decisions.

What You Will Do

Build and own the B2B SaaS user experience using Svelte and TypeScript, focusing on speed, accessibility, and high design standards.

Develop and maintain Go API services and AWS-hosted infrastructure to support real-time credit information and analytics.

Collaborate on product architecture and use modern AI tooling responsibly to accelerate delivery without sacrificing engineering rigor.

The ideal candidate

Significant commercial experience in frontend development, ideally with Svelte or strong proficiency in React/TypeScript and a willingness to switch.

Proficiency in Go, or the proven technical ability to learn and contribute to backend services quickly.

Practical experience with secure AWS infrastructure, containerization, distributed systems, and modern CI/CD practices using GitHub Actions.