Software Engineer, Flights

About the role

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Software Engineer, Flights based in United Kingdom.

We are looking for an experienced backend engineer to help scale a live flight technology product into robust, high-performance infrastructure for the global travel industry. You will join a small, hands-on engineering team working on complex challenges across flight search, booking, servicing, and airline connectivity. Your work will directly shape API design, caching strategies, data models, and system reliability, with significant ownership and room to make technical decisions. You will help build intuitive, low-code APIs that enable fintechs, travel platforms, and other businesses to launch flight products without needing deep airline expertise. This is an opportunity to work in a technically demanding domain, contribute to a rapidly evolving product, and influence the next generation of travel infrastructure.

Accountabilities -

Help scale and evolve the existing flight product from an established production service into reliable, flexible infrastructure that partners can confidently build upon.

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Design, develop, and maintain high-quality backend services and APIs that simplify access to flight search, booking, and post-booking functionality.

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Make key technical decisions involving API architecture, caching strategies, data models, performance, and system reliability.

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Develop efficient caching approaches for flight offers while balancing speed, cost, price accuracy, and availability freshness.

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Build and improve booking servicing capabilities, ensuring changes, cancellations, refunds, and other post-booking operations flow consistently across airlines and suppliers.

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Support modern airline retailing standards, including New Distribution Capability (NDC) and offer-and-order-based retailing models, while integrating with existing Global Distribution System (GDS) workflows.

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Design intuitive, scalable APIs that allow partners such as fintechs, travel platforms, and super-apps to launch flight products without needing extensive airline domain knowledge.

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Work closely with a small engineering team, taking ownership of technical solutions and delivering improvements directly into production.

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Contribute to the performance, scalability, and resilience of high-traffic systems in a fast-moving, low-process environment.

Requirements:

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At least 8 years of professional software development experience, with deep expertise in backend engineering and API development.

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Previous experience in the flight travel domain, such as working for an online travel agency (OTA), airline, GDS provider, distributor, or flight booking platform.