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Principal Mobile Engineer (Native Apps)

United Kingdom - London


Principal Mobile Engineer (Native Apps)

The Experience Engineering organization at Expedia Group is the team responsible for providing outstanding experiences for both, our traveling customers and business partners alike! Experience Engineering builds the UI and APIs that power traveler experiences across our core brands of Expedia,, Vrbo and Hotwire, Expedia Group Partner Central, and our portfolio of hosted B2B white label partners.

As a Principal User Experience Engineer within the Core Experience organization you will be pivotal to our ambition of a best-in-class mobile app experience, crafting solutions and providing technical leadership to engineering teams focused on UIs and APIs targeting traffic acquisition, search, discovery, navigation and shopping for our consumer products, while ensuring contextual, personalized and cohesive experience for all platforms, and brands.\

What you'll do:

  • Lead technology execution of critical initiatives to deliver a single experience platform that powers EG's business on the consumer and partner sides of the marketplace

  • Establish relationships with leaders across the organization to understand and address business problems through the lens of technology

  • Advocate crafting scalable, resilient, and stable software solutions

  • Guide and mentor individuals when evaluating the impact of a solution to ensure linkages between structure, people, process and technology

  • Support EG technologists in communities of practice, and provide stewardship to the teams

  • Keep up with industry practices and develop methods to implement them for our ecosystem

  • Go beyond organization structures to deliver on technology and architectural initiatives that span the whole traveler and partner experience

  • Work directly with web experience architects to ensure deliver a cohesive developer and customer experience across all touchpoints

Who you are:

  • Bachelor's degree in a related technical field, or equivalent related professional experience

  • Have a strong UX Software Engineering experience

  • Experienced in standard software engineering practices & methodologies enabling the full software development process, including establishing coding standards, code reviews, source control management, build processes and testing

  • Possess a strong understanding of business need, help us translate vague business requirements to solutions, and lead their execution

  • Understand systems being crafted across Expedia Group and how our business units can integrate with them

  • Work iteratively at solving a problem because like us, you care deeply about customers, and are open to a continuous feedback loop: We ship. We learn. We improve. We change!

  • Proficient in interactions, transitions, animations, and motion behaviors

  • Proficient with layout and screen flow, and crafting apps for accessibility

  • Hard-working and influential individual contributor, who sets an example, mentors colleagues, and is hands-on where needed

  • Communicates and collaborates with technical and non-technical leadership within EG, across many subject areas

  • Experience with end-to-end developing and publishing multiple native apps, preferably across platforms

  • Well versed in API technologies, understanding of Server Driven UI approaches, API-first design methodologies, including GraphQL

  • Strong grasp of object-oriented concepts, client/server architecture, high-performant design

  • Conversant with Swift/ObjC and Kotlin/Java and the Xcode and Android Studio/Jetbrains IDE

  • Ability to evaluate trade-offs of memory, power, connectivity, performance, and other constraints in embedded systems

  • Hands on experience building native UX with modern declarative systems: SwiftUI/Combine and Jetpack Compose/Flow, can have a preference to a platform but navigates both

  • Practices Test Driven Development, and has experience with testing frameworks

  • Familiarity with Continuous Development/Integration tools like Github Actions, Spinnaker

  • Deep understanding of MVVM and other design patterns e.g., SOLID, and how to create testable and debuggable code

  • Experience working with multi-module projects, shared libraries

About Expedia Group 

Expedia Group (NASDAQ: EXPE) powers travel for everyone, everywhere through our global platform. Driven by the core belief that travel is a force for good, we help people experience the world in new ways and build lasting connections. We provide industry-leading technology solutions to fuel partner growth and success, while facilitating memorable experiences for travelers. Expedia Group's family of brands includes: Brand Expedia®,®, Expedia® Partner Solutions, Vrbo®, trivago®, Orbitz®, Travelocity®, Hotwire®, Wotif®, ebookers®, CheapTickets®, Expedia Group™ Media Solutions, Expedia Local Expert®,™, and Expedia Cruises™.  

© 2021 Expedia, Inc. All rights reserved. Trademarks and logos are the property of their respective owners. CST: 2029030-50

Expedia is committed to creating an inclusive work environment with a diverse workforce. All qualified applicants will receive consideration for employment without regard to race, religion, gender, sexual orientation, national origin, disability or age.

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Job Category
Technology Group

Job Function

United Kingdom - London
India - Gurgaon
United States - Illinois - Chicago
United States - California - San Francisco
United States - Washington - Seattle

Job Type
Full-Time Regular

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