Senior Data Scientist, London, GB

Role: Senior Data Scientist
Company: Expedia Group
Location: London, GB


  • MSc or PhD degree in machine learning, or computer science/statistics/Physics with strong machine learning component
  • Knowledge of Python programming language
  • Good programming practices, ability to write readable, fast, object-oriented code
  • Expertise in machine learning: framing business problems as machine learning problems, building datasets, selecting and engineering features, building and optimizing algorithms
  • Good understanding of supervised, unsupervised and reinforcement learning (plus) machine learning algorithms
  • Experience with common data science toolkits, such as Scikit-learn, Spark ML, excellence in at least one of these is highly desirable
  • Very good understanding of data technologies; Hadoop, Spark, and standard relational database structures along with query languages (SQL); experience in the Cloud a plus
  • Experience working in a fast paced commercial environment and excellent organisational skills - this is a fast-moving operation in a high-growth phase, so it’s critical to be able to keep multiple balls in the air
  • Ability to work collaboratively, as well as to handle workflow in accordance with project timelines is required
  • Good communication and team management skills to technical and business audiences, able to explain complex topics in simple terms, adapting communication technical depth to the audience
  • Strong business/commercial sense to combine with analytics to help drive recommendations; ability to demonstrate an understanding of the commercial impact of their activities
  • Working knowledge of statistics: hypothesis testing, confidence intervals and A/B tests.

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