Senior Mobile Engineer, iOS

Expedia Group

Expedia Group

Software Engineering
Washington, USA · Seattle, WA, USA
USD 173k-242,500 / year
Posted on Jun 11, 2025

Expedia Group brands power global travel for everyone, everywhere. We design cutting-edge tech to make travel smoother and more memorable, and we create groundbreaking solutions for our partners. Our diverse, vibrant, and welcoming community is essential in driving our success.

Why Join Us?

To shape the future of travel, people must come first. Guided by our Values and Leadership Agreements, we foster an open culture where everyone belongs, differences are celebrated and know that when one of us wins, we all win.

We provide a full benefits package, including exciting travel perks, generous time-off, parental leave, a flexible work model (with some pretty cool offices), and career development resources, all to fuel our employees' passion for travel and ensure a rewarding career journey. We’re building a more open world. Join us.

Senior Mobile Engineer - iOS

Expedia Technology teams partner with our Product teams to create innovative products, services, and tools to deliver high-quality experiences for travelers, partners, and our employees. A singular technology platform powered by data and machine learning provides secure, differentiated, and personalized experiences that drive loyalty and traveler satisfaction.

The Virtual Agent Control (VAC) team builds and maintains the UI platform that powers our conversational experience across Expedia Group’s traveler-facing products. Our Virtual Agent helps millions of travelers every year manage their trips—whether it's canceling a booking, requesting a refund, or making changes—through intuitive and intelligent self-service. Our team owns the front-end experience of this virtual assistant, supporting billions of messages annually and ensuring that every interaction feels seamless, fast, and helpful. We’re a cross-functional team focused on building scalable, accessible, and delightful UI experiences, and we’re looking for a senior iOS engineer to help take our mobile experience to the next level.

In this role, you will:

  • Lead the design and development of key features in our iOS virtual agent experience, ensuring performance and reliability at scale
  • Collaborate with design, product, and platform teams to deliver intuitive and consistent user interfaces
  • Drive architectural decisions and contribute to defining technical direction for mobile chat experiences
  • Identify and resolve performance bottlenecks and app crashes, using data and logging to continuously improve quality
  • Advocate for and implement modern iOS best practices, including test automation, accessibility, and clean architecture
  • Mentor other engineers and contribute to a culture of technical excellence and collaboration

Experience and qualifications:

  • 5+ years of professional experience building and shipping iOS apps at scale using Swift
  • Proven ability to lead end-to-end mobile feature development, from ideation to release and maintenance
  • Strong understanding of UIKit, SwiftUI, Combine (or similar reactive frameworks), and iOS design patterns
  • Experience working with RESTful APIs, web sockets, and handling asynchronous messaging or chat-based UIs
  • Passion for building accessible, responsive, and user-friendly interfaces
  • Comfortable working in cross-functional teams and contributing to collaborative technical decisions
The total cash range for this position in Seattle is $173,000.00 to $242,500.00. Employees in this role have the potential to increase their pay up to $277,000.00, which is the top of the range, based on ongoing, demonstrated, and sustained performance in the role.

Starting pay for this role will vary based on multiple factors, including location, available budget, and an individual’s knowledge, skills, and experience. Pay ranges may be modified in the future.

Accommodation requests

If you need assistance with any part of the application or recruiting process due to a disability, or other physical or mental health conditions, please reach out to our Recruiting Accommodations Team through the Accommodation Request.

We are proud to be named as a Best Place to Work on Glassdoor in 2024 and be recognized for award-winning culture by organizations like Forbes, TIME, Disability:IN, and others.

Expedia Group's family of brands includes: Brand Expedia®, Hotels.com®, Expedia® Partner Solutions, Vrbo®, trivago®, Orbitz®, Travelocity®, Hotwire®, Wotif®, ebookers®, CheapTickets®, Expedia Group™ Media Solutions, Expedia Local Expert®, CarRentals.com™, and Expedia Cruises™. © 2024 Expedia, Inc. All rights reserved. Trademarks and logos are the property of their respective owners. CST: 2029030-50

Employment opportunities and job offers at Expedia Group will always come from Expedia Group’s Talent Acquisition and hiring teams. Never provide sensitive, personal information to someone unless you’re confident who the recipient is. Expedia Group does not extend job offers via email or any other messaging tools to individuals with whom we have not made prior contact. Our email domain is @expediagroup.com. The official website to find and apply for job openings at Expedia Group is careers.expediagroup.com/jobs.

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, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. This employer participates in E-Verify. The employer will provide the Social Security Administration (SSA) and, if necessary, the Department of Homeland Security (DHS) with information from each new employee's I-9 to confirm work authorization.