Senior Software Engineer, Full Stack - Fintech Airlines - Europe (100% Remote - UK)

Hopper
RemotePosted 20 February 2026

Job Description

About the jobThe Fintech team is the engine behind Hopper's most innovative and high-margin products, such as Cancel for Any Reason and Disruption Assistance. We are responsible for designing, building, and scaling the backend systems that power these proprietary fintech offerings, integrating them with some of the world's largest travel companies (airlines, banks, hotels) through our B2B platform, HTS (Hopper Technology Solutions).This role is at the center of Hopper's B2B strategy, building highly available, globally-scaled systems that provide peace of mind to millions of travelers on our partners' platforms and drive significant revenue for the company.We're looking for a Senior Full-Stack Engineer to join us in building the future of travel fintech for our HTS APAC and Enterprise airline partners.What would your day-to-day look likeIterate on features in an agile manner using Scala and React (no prior experience required) and technologies like GCP, OpenAPI, BigQuery, Pub/Sub among others.Decide how to best build core systems in the context of our microservices architectureShip your first code in days, iterating on features in an agile mannerCollaborate with a diverse group of people, giving and receiving feedback for growthExecute on big opportunities, helping Hopper rise to the top of the travel industryAn ideal candidate hasThe ability to bring leading industry techniques and technologies to the tableA strong understanding of distributed systems and how architectural decisions affect performance and maintainabilityExcelled in cross-functional teams, working fluidly with Product Managers, Data Scientists, Frontend Engineers, and other highly skilled specialistsA passionate focus on quality, writing testable code that performs and scalesThe ability to work with minimal guidance, be proactive and to handle uncertainty, ambiguity and the challenge of quickly evolving goalsPrior cloud experienceWorking with Scala and/or React and its librariesPrior airline/travel industry or eCommerce experienceExperience in UX design, using tools like FigmaPerks and benefits of working with us:Well-funded and proven startup with large ambitions, competitive salary, upsides of pre-IPO equity packages.Hopper covers 100% of the premiums for the employee for a group insurance plan through Vitality Health.Automatic contributions when you start with Hopper through Smart Pension.Please ask us about our very generous parental leave, much above industry standards!.Access to co-working space on demand through FlexDesk AND Work-from-home stipend.Carrot Cash travel stipend.Unlimited PTO.Entrepreneurial culture where pushing limits and taking risks is everyday business.Open communication with management and company leadership.Small, dynamic teams = massive impact.More about HopperAt Hopper, we are on a mission to become the leading travel platform globally – powering Hopper’s mobile app, website and our B2B business, HTS (Hopper Technology Solutions). By leveraging massive amounts of data and advanced machine learning algorithms, Hopper combines its world-class travel agency offering with proprietary fintech products to bring transparency, flexibility and savings to travelers globally. We have developed several unique fintech solutions that address everything from pricing volatility to trip disruptions – helping people travel better and save more on their trips.The Hopper platform serves hundreds of millions of travelers globally and continues to capture market share around the world. he Hopper app has been downloaded over 120 million times and has become largely popular among younger travelers – with 70% of its users being Gen Z and millennials.While everyone knows us as the Gen Z and Millennial travel app, Hopper has evolved to become much more than that. In recent years, we’ve grown into a travel fintech provider, commerce platform, and global travel agency that powers some of the world’s largest brands.Through HTS, our B2B division, the company supe ... (truncated, view full listing at source)
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