Duffel provides APIs for integrating flight and hotel search, booking and management.
Software Engineer (Backend)
Duffel is hiring a Backend Software Engineer in London to design its central API for travel distribution, search and booking. The team uses Elixir, Phoenix, Kubernetes and Google Cloud Platform, in a hybrid working environment with a work-from-anywhere policy. The role offers competitive pay with equity, a travel allowance, matched parental leave and a three-month paid sabbatical.
Information about Duffel
- Official domain
- duffel.com
- Open jobs
- 7
Job details
The full description published by Duffel.
Description de l’offre
Software Engineer London | Full-time | Hybrid | Shoreditch/Liverpool Street
Create the Future of Travel With Us Whether it's visiting the people closest to us, starting an exciting adventure, or a career-defining business trip, travel is essential. Yet we've all experienced the aches and pains of getting to our destination. More than 4 billion airline passengers rely on technology that hasn't kept up with modern expectations. That's why we're rebuilding the infrastructure that underpins the travel industry - simplifying systems and building tools that will make the future of travel effortless.
We were part of Y Combinator S18's cohort and we're backed by Benchmark, Blossom, Index Ventures, and Kima Ventures - a fantastic set of investors that has helped build some of the world's largest companies. Our London team is growing, and we're looking for talented people to join us on our journey. Engineering at Duffel We're building tools to simplify travel distribution, search, and booking through one seamless API. The technical challenge?
- Design a beautiful API, then integrate it with hundreds of travel providers
- each with different systems and requirements
- whilst delivering a fantastic developer experience. We work with Elixir, Phoenix, Kubernetes, and Google Cloud Platform, but we value strong engineering fundamentals over specific tech experience. You'll Thrive Here If: ✅ You're passionate about designing beautiful APIs and creating great developer experiences ✅ You have a high bar for code quality and API design ✅ You have opinions on good engineering standards and processes as we define ours at Duffel ✅ You think big picture
- making tradeoffs between technical work and business impact ✅ You communicate clearly, articulating what you're working on and why in a structured way ✅ You thrive collaboratively
- you believe in your methods but stay open to feedback and suggestions Bonus: Experience in travel, flights, hotels, or cars
What You'll Get
💰 Competitive salary + equity (you'll own part of Duffel) 🏝️ Work from anywhere policy 🛩️ Duffel travel allowance (use what we build) 🍼 Matched parental leave 🧘♂️ Sabbatical programme (3 months full pay) 🪩 Office in Shoreditch + regular team socials Why Now Matters You'll work on the core API powering millions of travel bookings. Early-stage role = outsized impact on how we build and scale.
Requirements
- designing beautiful APIs
- code quality
- API design
- clear communication
- collaboration
Benefits mentioned
- equity
- Work from anywhere policy
- Duffel travel allowance
- Matched parental leave
- Sabbatical programme (3 months full pay)
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More jobs at Duffel
6 other jobs currently available.
Duffel is hiring a Customer Success Engineer specialising in technical support for strategic customers and integration of its travel APIs. The role covers resolving integration issues, supporting customers and establishing onboarding best practices, with cross-functional collaboration across the Product, Engineering, Finance and Travel Operations teams. Five or more years of experience providing technical support to enterprise customers using REST API products is required.
Duffel is looking for a Travel Support Consultant for its Travel Operations team in London. The successful candidate will help customers by email, phone and chat, handling booking-related requests and contributing to product improvements. The role requires at least three years of experience with a GDS, as well as strong knowledge of air fares, ticketing, reissues and refunds.
Duffel is hiring a Product Manager to lead the roadmap for its Payments product in London. The role covers payments, supplier settlement, reconciliation, commissions, billing and payouts, in collaboration with the Finance, Engineering and Operations teams. Experience with payment flows and confidence working with APIs are sought, with benefits including working remotely abroad, parental leave and travel.
Duffel is hiring a Product Manager to lead the Flights product from Shoreditch, London, in collaboration with engineering, design, commercial and airline partnerships teams. The role covers the roadmap, customer discovery, data analysis and API integration, with prior experience in the travel industry and NDC, GDS or LCC systems required.
Duffel is looking for a Head of Technical Support to lead and develop its technical support engineering team in London, on a hybrid basis. The role covers improving support operations, managing customer escalations and analysing API integrations, in close collaboration with the Engineering and Product teams.