Staff Software Engineer - Flights

London💼 Full-time🗓 2026-05-26 → 2026-09-26

Core

Staff Software Engineer leading the Flights team to build a complex, reliable booking platform for travel and spend management.

Role type

Staff Software Engineer (Flights Domain)

Builds

Core platform reliability, self-serve post-booking flows, booking error recovery, and airline inventory scaling systems.

Domain

Travel & SaaS

Deliverable

production ML models | product features

Required skills

Cross-team technical leadership, Architectural judgment, Backend-heavy full-stack development, Operational maturity (SLOs, incidents), Mentorship and influence, Product engineering mindset, AI-driven development

Preferred skills

Experience in flights/travel/fintech domains, Python, AWS

Technologies

Python, AWS

Responsibilities

Coordinate shared technical direction across multiple teams, Design scalable systems for complex flight booking logic, Mentor engineers and drive technical alignment, Operate and monitor production services, Translate business goals into engineering approaches

Seniority

Staff, hands-on IC with cross-team leadership

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About Perk

Perk (formerly TravelPerk) is the intelligent platform for travel and spend management. Built to tackle the time-consuming, manual work that gets in the way of real work, our tools automate everything from travel bookings to expenses, invoice processing, and more. By eliminating this shadow work that wastes hours, erodes morale, and saps innovation, we’re on a mission to power real work, with real impact.