Senior Manager, Machine Learning Science

Company: Expedia
Apply for the Senior Manager, Machine Learning Science
Location: London
Job Description:

Overview

In this role you lead the Content AI charter, shaping scalable, grounded content solutions that enhance traveler and partner value. You manage a global team of ML scientists and engineers, set priorities, and drive end-to-end ML initiatives across textual, video, and image content. You collaborate with product and engineering leadership to deliver measurable outcomes while promoting maintainable, production-ready solutions. This position offers a chance to influence content quality and relevance at Expedia Group at scale, with a strong focus on reducing hallucinations and improving content alignment with traveler needs.

Responsibilities

  • Lead and develop a high-performing, inclusive data science and ML engineering team across locations
  • Set team goals, OKRs, and technical priorities aligned with strategy
  • Oversee delivery across the Content AI charter: content generation, moderation/quality, and relevance
  • Guide end-to-end ML solutions across modalities (text, video, image; potential extension to speech)
  • Develop accurate, grounded, non-hallucinating content AI capabilities for traveler and partner value
  • Manage stakeholder relationships with Product, Engineering, senior leadership, and cross-functional partners
  • Improve delivery efficiency through iterative execution, decision-making, and process optimization
  • Promote an engineering mindset with modular, scalable, production-ready ML solutions
  • Communicate progress and insights to diverse audiences
  • Foster practices for feedback, knowledge sharing, recruiting, and career growth

Key requirements

  • 4-5+ years leading ML/AI teams (ML Scientists, Applied Scientists, Data Scientists or equivalent)
  • Master’s degree (or equivalent) in a technical field
  • Strong background in supervised/unsupervised learning, evaluation, generalization, robustness, and experimentation
  • Experience delivering end-to-end ML projects from problem definition to production integration
  • Experience recruiting, coaching, and performance management of data science/ML staff
  • Proficiency in Python, Scala, Java or other ML languages, plus SQL
  • Proven stakeholder management, prioritization, and problem-solving skills
  • Engineering mindset with knowledge of software design, modularity, maintainability, and scalability
  • Familiarity with large language models and willingness to learn across content areas and modalities
  • Ability to translate business objectives into practical, iterative, cost-aware ML approaches
  • stakeholder management
  • clear communication
  • influencing
  • machine learning (supervised/unsupervised, evaluation, robustness)
  • end-to-end ML delivery
  • text, image, video (multimodal) content processing

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Posted: October 17th, 2026