Senior Data Scientist (Bayesian Modelling)

SEARCHTRIBES LTD
London, United Kingdom
15 days ago
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Role details

Contract type
Permanent contract
Employment type
Full-time (> 32 hours)
Experience level
Expert
Experience required
5 years minimum
Working hours
Regular working hours

Tech stack

Amazon Web Services Code Review Python (Programming Language) SQL Databases Pandas

Job description

  • Drive Model Strategy: Select and build the right Bayesian, frequentist, or ML methods to continuously improve flagship measurement platforms.
  • Build Core Architectures: Construct hierarchical, time series, and audience models in PyMC, Stan, or NumPyro.
  • Set Technical Standards: Define team best practices for priors, diagnostics, posterior checks, and scalable inference.
  • Lead & Mentor: Guide junior and mid-level data scientists through code reviews, technical sessions, and shared best practices.
  • Commercial Translation: Communicate probabilistic outputs into clear, actionable business insights for client stakeholders.

Requirements

  • Bayesian Expertise: Practical experience with hierarchical models, MCMC, variational methods, and hands-on work in PyMC, Stan, or NumPyro.
  • Technical Stack: Strong proficiency in Python, SQL, and pandas (Polars or AWS experience is a plus).
  • Track Record: 5+ years of data science experience (PhD and postdoc work count toward this total).
  • Communication Skills: Ability to bridge the gap between complex probabilistic modeling and commercial decision-making.

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