Mobile Engineer II - iOS
Listed on 2026-05-31
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Software Development
App Developer - Mobile/Web, Software Engineer, Full Stack Developer
Introduction to the team
Our Checkout Team enables one of the most important steps in a traveler's journey. Once they have chosen what they want, it's our job to make their booking smooth and easy, showing them the right information at the right time. We support complex travel products around the world, built for everyone from seasoned business travelers to people leaving on their first trip away from home.
As an Mobile Engineer II-iOS on the Modern Checkout team, you'll work with global stakeholders to help millions of people set out on great adventures, visit home, and stay connected across their hometown and around the world.
In this role, you will:Develop and maintain engaging, high-performance iOS applications used by millions of people, using Swift and SwiftUI
Work with a modern, server-driven UI framework that delivers rapid updates to users (even if they haven't run an App Store update in a while), and still builds on native platform capabilities
Integrate mobile applications with Graph
QL backend services, with the opportunity to work on those servicesWork with top‑tier AI tools to automate away the boring parts of the work and focus on creative problem‑solving for tough problems
Collaborate with cross‑functional teams—including product, design, and backend engineers—to deliver cohesive and scalable traveler experiences
Participate in code reviews, architectural discussions, and technical design sessions across a robust worldwide community of mobile and platform engineers to ensure best practices and maintainability
Contribute to CI/CD improvements, automated testing, and performance optimization for mobile applications
Identify and implement technical improvements that enhance reliability, accessibility, and customer satisfaction
Stay current with iOS development trends and help guide adoption of new technologies and frameworks
Bachelor’s degree in Computer Science or related technical field; or equivalent related professional experience
2+ years of professional experience developing and shipping iOS applications using Swift
Experience with RESTful APIs, asynchronous programming, and mobile networking.
Proficient in version control (Git) and working within Scrum or Kanban agile environments
Experience developing and releasing apps at scale, including App Store submission and release processes
Experience with Graph
QL APIs and server‑driven UI frameworksExperience working in AI‑assisted development environments
Experience with backend technologies such as Java, Kotlin, or Node.js
Familiarity with continuous integration and delivery (CI/CD) systems and mobile testing frameworks
Strong understanding of performance tuning, accessibility, and analytics for mobile apps
Demonstrated ability to partner effectively across disciplines to deliver customer‑focused features
Excellent problem‑solving skills, attention to detail, and a passion for improving the traveler experience
Enthusiasm for experimentation, learning, and building great products in a collaborative environment
No relocation assistance offered. This role is only available in Seattle and requires employees to be in‑office at least three days a week.
The total cash range for this position in Seattle is $ to $. Employees in this role have the potential to increase their pay up to $, 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.
BenefitsBenefits include medical, dental, vision, paid time off, an Employee Assistance Program, wellness and travel reimbursement, travel discounts, and an International Airlines Travel Agent (IATAN) membership.
Accommodation & AccessibilityIf 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.
Equal Employment OpportunityExpedia 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.
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