Company: Duffel
Location: London, England, United Kingdom
Job Type: Full-time | Hybrid (Shoreditch / Liverpool Street)
Industry: Information Technology, Engineering
Visa Sponsorship: Available
Description
Software Engineer – London | Full-time | Hybrid
Duffel is rebuilding the infrastructure that powers the global travel industry. Travel is essential, yet billions of passengers still rely on outdated systems. Duffel is simplifying travel distribution by building modern tools that make booking effortless.
Duffel was part of Y Combinator S18 and is backed by Benchmark, Blossom, Index Ventures, and Kima Ventures. The London team is growing, and we’re looking for talented engineers to join us.
Engineering at Duffel
We build tools that simplify travel distribution, search, and booking through a single, seamless API. The challenge is designing beautiful APIs while integrating with hundreds of global travel providers, each with different systems and requirements.
Tech Stack: Elixir, Phoenix, Kubernetes, Google Cloud Platform
Strong engineering fundamentals are valued over prior experience with specific technologies.
You’ll Thrive Here If You
- Are passionate about designing high-quality APIs and developer experiences
- Maintain a high bar for code quality and engineering standards
- Think in terms of both technical excellence and business impact
- Communicate clearly and collaboratively
- Stay confident in your ideas while remaining open to feedback
Bonus: Experience in travel, flights, hotels, or car booking systems
What You’ll Get
- Competitive salary plus equity
- Work-from-anywhere policy
- Duffel travel allowance
- Matched parental leave
- Sabbatical programme (3 months fully paid)
- Visa sponsorship
- Office in Shoreditch and regular team socials
Why This Role Matters
You’ll work on the core API powering millions of travel bookings worldwide. This early-stage role offers significant ownership and long-term impact.
