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Arrows

Back End Developer

Arrows
United Kingdom · Contract · Mid-Senior

Senior Full Stack Engineer (Backend-Leaning) – Travel Tech

Contract, Outside IR35

Remote (UK only)

£400-500/day


A fast-growing travel concierge startup is building a React Native app for iOS and Android, and needs a backend-leaning engineer to own the systems behind it.


You'll be building:

  • Backend APIs in Node.js, Express.js, TypeScript, MongoDB and Mongoose
  • Auth (JWT, refresh tokens, OTP), user profiles, trip planning, bookings, notifications
  • Integrations with Firebase, Twilio, MailerSend, maps/location, payments
  • Clean, well-documented APIs for the mobile team to build on


What you'll bring:

  • Strong Node.js/Express/TypeScript backend chops
  • Sharp MongoDB/Mongoose schema design
  • Experience building backend systems for mobile apps
  • Comfort working with or alongside React Native
  • Startup/small-team pace


Bonus points: travel, booking, marketplace or fintech background; AWS, Docker, CI/CD; Jest/API testing.


Get in touch if this sounds like you.

Key Skills

Ranked by relevance

react react native typescript firebase android docker cicd aws ios
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Posted
Jul 02, 2026
Type
Contract
Level
Mid-Senior
Location
United Kingdom
Company
Arrows

Industries

Travel Arrangements Technology Information Media

Categories

Information Technology

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