Full Stack Engineer (JavaScript) - FinTech Start-Up

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Overview

We’re hiring a Full Stack Engineer for an ambitious, early-stage start-up using fintech-grade engineering to disrupt the hospitality space. Their mission is to simplify complex, fragmented hospitality systems through powerful integrations and real-time, AI-enhanced personalisation. Think: loyalty meets seamless checkout meets hyper-personalised service. This role is contract-to-perm, or permanent, and remote (UK-based only) with flexible hours. Up to £90k + Benefits (Pension, Private Healthcare, Death-in-Service, Equity Potential). Applicants must be based in the UK with full right-to-work status. Sponsorship is not available for this role.

We’re seeking a candidate who values ownership, autonomy, and fast, meaningful delivery in a flat-structured, startup environment.

What You’ll Do

  • Full Stack Development: Build and iterate on both front-end and back-end features
  • Integrations: Connect third-party platforms and systems with seamless data flow
  • Database Optimisation: Keep Firestore and PostgreSQL humming smoothly
  • Innovation: Research, test, and implement new tools or approaches
  • Quality Focus: Build reliable, testable, maintainable code that scales

What You’ll Bring

  • Experience in integration-heavy environments
  • Deep experience with Node.js, Express.js, React (or similar), TypeScript
  • Strong database experience (Firestore and PostgreSQL/SQL)
  • Familiarity with GCP and Firebase
  • Thrive in a fast-paced, independent, and remote-friendly culture
  • Previous experience in startups or early-stage environments
  • Bonus: Experience in hospitality tech or fintech

About the Role

This start-up is redefining how hospitality businesses connect with their customers, building tools that simplify operations while enabling rich, personalised guest experiences. It’s like bringing the fintech playbook, smart integrations, real-time data, and user-focused experience to an industry long overdue for change!

Seniority level

  • Mid-Senior level

Employment type

  • Full-time

Job function

  • Engineering and Information Technology
  • Industries: Engineering Services, Software Development, and Hospitality
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Location:
United Kingdom
Salary:
£80,000 - £100,000
Job Type:
FullTime
Category:
IT & Technology