Principal Android Engineer – Search and Recommendations Experience

Company: 11310 Expedia.com Ltd.
Apply for the Principal Android Engineer – Search and Recommendations Experience
Location: London
Job Description:

Principal Android Engineer – Search & Recommendations Experience Team

We are looking for a technical leader who will shape the native search and discovery experiences across our global travel platforms. In this role you will architect, design, and deliver advanced Android mobile solutions that ensure scalability, performance, and maintainability.

Responsibilities

  • Architect, design, and deliver advanced Android mobile solutions, ensuring scalability, performance, and maintainability across Expedia Group’s travel platforms.
  • Lead technical direction for multi-service and cross-domain initiatives, influencing architectural decisions and setting coding standards.
  • Develop system designs, low-level designs (LLD), robust APIs, and data models that support seamless integration with internal and external services.
  • Mentor and guide mobile engineers across teams, fostering technical excellence, code quality, and knowledge sharing.
  • Safely integrate and operate AI/ML-enabled solutions that improve mobile user experiences and business outcomes.
  • Collaborate with product, design, and engineering stakeholders to deliver innovative mobile features and drive technical strategy across the organization.

Minimum Qualifications

  • Bachelor’s degree in Computer Science or a related technical field; or equivalent related professional experience.
  • 12+ years of relevant professional experience.
  • Proven expertise in designing and delivering complex Android mobile applications at scale, including system and API design.
  • Extensive experience leading architecture and technical direction for multi-service, cross-domain, or organizational mobile initiatives.
  • Familiarity with AI-driven systems, tools, or workflows and applying AI/ML concepts to real-world products.

Preferred Qualifications

  • Strong proficiency in Kotlin.
  • Advanced proficiency with Jetpack components/Jetpack Compose, Android UI/UX best practices, and performance optimization.
  • Deep understanding of Android app architecture patterns (e.g., MVVM, MVI, MVP).
  • Prior experience in the search domain or travel industry, such as building or scaling search, discovery in consumer mobile apps.
  • Experience establishing technical strategy, best practices, and operational excellence for organizational mobile platforms.
  • Advanced knowledge of integrating AI/ML capabilities into mobile products to enhance functionality and user engagement.
  • Demonstrated experience collaborating within large, globally dispersed development teams.
  • Expertise in cross-platform or multi-domain engineering, contributing to broad technical initiatives.

Accommodation requests

Expedia Group is committed to providing an inclusive and accessible recruiting experience. If you need an accommodation or adjustment due to a disability during the application or recruiting process, please submit a request at https://expedia.service-now.com/askeg?id=job_accommodation.

Equal Opportunity

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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Posted: July 17th, 2026