Software Development Engineer II in London

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.

Expedia Group Advertising is redefining how travel brands connect with global audiences. Our Publishing Team owns the end-to-end delivery of display and travel ads across Expedia's white-label and partner platforms. We're building the next generation of video ad infrastructure, AI-powered tooling, and Rapid API integrations to deliver smarter, more engaging ad experiences.

This is a frontend-heavy full stack role, ideal for engineers who want to grow across the stack while focusing on building scalable, high-performance UI systems. You'll join a senior, collaborative team that values autonomy, curiosity, and a "Go Get What's Next" mindset. We're looking for someone who thrives in a fast-paced environment, takes initiative, and is excited to shape the future of travel advertising.

In this role, you will:

• Design, build, and maintain scalable, fault‐tolerant front-end systems for serving ads across Expedia Group platforms
• Collaborate with engineers, product managers, and designers to deliver high-quality, user-centric features
• Contribute to full‐stack development, including backend services in Kotlin/Java and GraphQL APIs
• Build tooling and reusable components for partners to easily integrate with our ad platform
• Take ownership of projects from ideation to deployment, with a strong focus on performance and reliability
• Participate in code reviews, technical design discussions, and agile ceremonies
• Continuously learn and explore new technologies to improve our stack and developer experience

Experience and Qualifications:

• Experience with React and modern front-end development practices
• Willingness to work across the full stack and learn backend technologies
• Solid understanding of software engineering fundamentals and clean code principles
• Excellent problem-solving and analytical skills
• Strong communication skills and ability to collaborate with distributed teams
• Experience with Kotlin, Java, or other backend languages
• Familiarity with GraphQL and building RESTful APIs
• Exposure to CI/CD tools like Jenkins, Git, Docker, or TeamCity
• Experience in Agile/Scrum environments
• Background in advertising technology or travel tech is a plus
• Interest in or exposure to machine learning applications
• Bachelor's degree in Computer Science or a related field
• 3+ years as a software engineer, preferably in e-commerce, ideally in fast‐paced, global environments

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 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.