Expedia Group
Senior Software Development Engineer
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Senior Software Engineer – Offers Domain (Backend)
About the Role
Expedia Group brands power global travel for everyone, everywhere. We design cutting-edge technology to make travel smoother and more memorable while creating ground-breaking solutions for our partners. Our diverse community drives our success, empowering us to shape the future of travel by putting people first.
To thrive at Expedia, you must embrace our open culture, where everyone belongs, differences are celebrated, and shared success defines our collective growth. Join us on a rewarding career journey, supported by a generous benefits package, including travel perks, flexible work models, mentorship opportunities, and resources to fuel your passion for travel and continuous development.
Team Overview
Price heavily influences a traveler’s decision-making process, dictating their path to purchase. In a fragmented market, travelers compare options, seeking the best deal and most transparent pricing.
The Offers Domain Team ensures travelers receive clear, accurate pricing throughout their journey. We achieve this by:
- Prioritising the customer with evolving, scalable, and reusable technical solutions
- Meeting locally relevant customer expectations
- Adhering to regulatory norms
- Building capabilities that power all Expedia Group brands and product lines
This is your chance to play a crucial role in shaping this domain, driving innovation for millions of travelers worldwide.
Key Responsibilities
You will:
- Design, develop, and refine robust, secure backend services (including APIs, data models, and trade-off analysis) to support high-traffic pricing and offers experiences across all Expedia Group brands.
- Lead the end-to-end lifecycle of complex systems—from technical design and implementation to testing, deployment, monitoring, and ongoing operational support—to maintain simple, accurate, and transparent pricing for travelers.
- Partner closely with product, architecture, and engineering teams to translate business requirements (including regulatory needs) into viable technical solutions, ensuring locally relevant offerings that scale across platforms.
- Drive engineering excellence, championing code quality, automated testing, observability, and performance optimisations to:
- Mitigate technical debt
- Reduce operational overhead
- Enhance resilience, scalability, and service reliability
- Provide technical mentorship to junior colleagues, sharing domain expertise in:
- System design, API integration, and data modelling
- Cross-team collaborations
- Safely integrate and optimise AI/ML-enabled solutions for improved outcomes, leveraging:
- Familiarity with AI-driven workflows
- Intelligent pricing decision-making tools
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Minimum Qualifications
- Degree: Bachelor’s in Computer Science or equivalent technical field
- 8+ years of professional experience in backend development, specialising in:
- Java/Kotlin
- High-performance, high-throughput, scalable services on cloud platforms
- Proven ability to own one or more production services throughout their lifecycle, including:
- System design (low-level architectures)
- API design, data modelling, implementation, deployment, and operational oversight
- Demonstrated ability to:
- Analyse and design complex distributed systems
- Justify technology choices aligned with business objectives and team goals
- Develop testable, observable solutions with measurable success metrics
- Strong expertise in:
- Integration patterns (now or listening, async workflows, event sourcing)
- Testing and monitoring frameworks (unit, integration, chaos testing)
- Operational excellence (SLAs, SLIs, resiliency patterns, observability, alerting)
- Experience mentoring at least three engineers
Preferred Qualifications
- Experience in high-scale transactional domains, particularly in:
- Pricing or offers infrastructure
- Distributed architecture with a focus on reliability, fault tolerance, and performance optimisation
- Technical leadership in:
- Defining architectural directions for complex features
- Influencing design patterns, frameworks, and cross-team integrations
- Communicating trade-offs to both technical and non-technical stakeholders
- Visible impact on operational excellence, through:
- Enhanced observability
- Automation and performance tuning
- Data-driven analysis of incidents and customer impact
- Hands-on AI/ML experience, including:
- Safe integration of models into pricing workflows
- Monitoring model impacts on end-user outcomes
- Tuning AI-driven decisions for business alignment
- Familiarity with AI-assisted development tools for:
- Backend services
- Automated quality checks
- Accelerated time-to-market
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Accommodations & Inclusion
We welcome insights or accommodations for any part of the recruiting process, including due to disability or health conditions. Contact our Recruiting Accommodations Team.
Join a workplace lauded as “Best Place to Work” (Glassdoor 2024) and recognised by Forbes, TIME, Disability:IN, and others for its inclusive culture.
Expedia Group’s Mission
Our family of brands connects people to the world through trusted travel solutions. Names included: Expedia®, Hotels.com®, Vrbo®, trivago®, Travelocity®, ebookers®, Wotif®, Expedia Group™ Media, CarRentals.com, and others.
Important Notice
We only extend verified job offers through our official channels (careers.expediagroup.com/jobs). Be cautious of unsolicited offers without prior communication.
Equal Opportunity Statement
Expedia Group is committed to diversity and inclusion. All qualified applicants will be considered without regard to: race, religion, gender, sexual orientation, national origin, disability or age.
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