{"id":2459016,"url":"https://alion.io/job/expedia-group-senior-software-development-engineer-7","title":"Senior Software Development Engineer","company":{"id":1763687,"name":"Expedia Group","domain":"expediagroup.com","url":"https://alion.io/company/expediagroup-com","size_band":"501-1000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":{"grade":"A","score":100,"open_postings":19,"ghost_share":0,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":11,"computed_at":"2026-10-13T05:45:00Z"}},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["London, United Kingdom"],"countries":["GB"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":104000,"max_usd":202000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":112},"experience_years_min":8,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"JavaScript","optional":true},{"name":"Kotlin","optional":true},{"name":"React.js","optional":true},{"name":"TypeScript","optional":true}],"status":"live","first_seen_at":"2026-10-13T16:46:59Z","employer_posted_date":"2026-10-13","last_verified_at":"2026-10-14T01:58:31Z","board_verified":true,"closed_at":null,"days_open":0,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":0},"description":"At Expedia Group, we help travelers explore the world, one journey at a time. As a global travel company powered by passionate people, trusted partnerships, and leading technology, we connect travelers, partners, and advertisers through our consumer brands, B2B network, and travel advertising business.\nHere, you'll do meaningful work that helps millions of people discover, book, and experience travel with more ease, confidence, and joy. Our five Behaviors-Traveler First, Think Big, Operate with Excellence, Ownership Mindset, and Succeed Together-help foster a supportive environment where people can grow their careers and have the flexibility, benefits, and support to do their best work. Join us and build for travelers everywhere.\nThe team\nAs a Fullstack engineer in the Product Experience team, you will be responsible for building and maintaining our high-availability, high-transactional Property Detail Pages on the app.\nYou will be part of a multi-functional team of Product Managers, TPMs, Engineering Managers, and Software Engineers based in Gurgaon, Bangalore, London, and Madrid. We prioritise building high-quality software with a focus on availability, performance, scalability, and system resiliency.\nOur London team is looking for curious, empathetic, and creative problem solvers with a growth mindset. We value our team culture and work together from the office three times a week.\nIn this role, you will:\nDesign, build, and maintain robust full stack applications and scalable services across multiple domains, applying deep technical expertise and architectural skills.\n\nLead the end-to-end development process, including system design, API design, and data modelling, ensuring quality and maintainability of solutions.\n\nCollaborate across engineering, product, and business teams to define requirements, deliver impactful features, and drive technology strategy.\n\nMentor and guide engineers, fostering best practices in coding, testing, and operational excellence within and across teams.\n\nSafely integrate and operate AI/ML-enabled solutions to improve business and customer outcomes, ensuring secure and ethical adoption.\n\nDemonstrate adaptability by contributing to projects spanning different technical stacks, domains, and platforms.\n\nMinimum Qualifications:\nBachelor’s degree in Computer Science or a related technical field; or equivalent related professional experience.\n\n8+ years of relevant professional experience.\n\nStrong engineering skills and curiosity to push what’s possible with modern tech, regardless of stack.\n\nAbility to break down complex problems and ship simple, innovative solutions with a cross-functional team.\n\nProven experience building scalable, user-centric products that power great user experiences.\n\nClear, concise communication skills, translating technical details for both technical and non-technical audiences.\n\nGrowth-minded and data-driven, always learning, experimenting, and raising the bar for how we build products and experiences.\n\nFamiliarity with AI-driven systems, tools, or workflows and applying AI/ML concepts to real world products.\n\nPreferred Qualifications:\nHands-on experience with multiple system architectures (e.g. microservices, event-driven, composable) and the ability to evaluate and communicate the trade-offs between them for scale, reliability, and speed of delivery.\n\nHands on experience with Kotlin for server side, or/and React and Typescript for the frontend.\n\nProven track record of refactoring and modernising legacy codebases and architectures, improving performance and maintainability while minimising risk and customer impact.\n\nTrack record of integrating and optimizing AI/ML-enabled features or workflows within production systems.\n\nAccommodation requests\nExpedia Group is committed to providing an inclusive and accessible recruiting experience. If you need an accommodation or adjustment due to a disability during the application or recruiting process, please submit a request athttps://expedia.service-now.com/askeg?id=job_accommodation.\nAbout Expedia Group\nExpedia Group includes three flagship consumer brands - Expedia, Hotels.com, and Vrbo - along with a leading B2B travel business and travel advertising offerings. Across our brands and business, we help travelers explore the world with confidence and ease.\nImportant notice\nEmployment opportunities and job offers at Expedia Group will always come from Expedia Group's Talent Acquisition and hiring teams. Never share sensitive personal information unless you are confident of the recipient. Expedia Group does not extend job offers via email or messaging tools to individuals with whom we have not made prior contact. Our email domain is @expediagroup.com. The official place to find and apply for roles is https://careers.expediagroup.com/jobs/.\nEqual Opportunity\nExpedia is committed to creating an inclusive work environment with a diverse workforce. 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