Software Development Engineer III

Expedia Group

London, UKonsitePosted Jun 12, 2026

About the role

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.

Job Description

Introduction to the Team

In the B2B division, we bring Expedia Group's innovative technology and distribution solutions to partners across the world. These businesses include global financial institutions, corporate managed travel, offline travel agents, global travel suppliers (like major airlines) and many more.

As a Software Development Engineer III within B2B, you will be a key technical contributor building scalable, high-quality software solutions that power our global partner ecosystem.

You will mentor junior engineers , lead complex engineering initiatives, and help shape the technical direction of our products and systems .

In this role, you will:

Lead the design, development, and delivery of complex systems and APIs consumed across the business unit

Mentor junior engineers, providing technical guidance and leading code evolution through structured code reviews

Proactively collaborate with peers across the organization to identify cross-dependencies and engage in shared problem-solving

Design software that is clean, maintainable, modular, and optimized, applying software design principles, data structures, and design patterns

Test, debug, and resolve production issues within established SLAs, ensuring software consistently meets design requirements

Identify areas of inefficiency in code or system operations and propose actionable improvements

Contribute to a community of practice, sharing new skills and technical knowledge to increase overall team effectiveness

Present findings on major operational or technical initiatives (e.g., Root Cause Analyses) to broader stakeholder groups, both in written and verbal formats

Apply knowledge of software frameworks, databases, and database design principles to develop robust, effective data solutions

Bring together stakeholders with varied perspectives to develop solutions and contribute actionable recommendations

Experience and Qualifications:

Bachelor's degree in Computer Science, Engineering, or related technical field; or equivalent related professional experience — with 5+ years of software development experience; OR Master's degree in Computer Science, Engineering, or related technical field; or equivalent related professional experience — with 3+ years of software development experience

Experience developing software in at least 3 different programming languages

Experience maintaining and operating at least 4 software projects or products in production environments (e.g., bug fixing, troubleshooting, monitoring)

Experience designing and building APIs for consumption across a business unit

Knowledge of software design principles, data structures, design patterns, and computer science fundamentals

Familiarity with testing and monitoring tools, with the ability to design easily testable and observable software

Ability to work both collaboratively and autonomously across cross-functional teams

#LI-SV1

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 .

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