Senior Applied Data Scientist

Company: Dunnhumby
Apply for the Senior Applied Data Scientist
Location: London
Job Description:

Overview

In this role you apply advanced data science to distill complex problems into actionable insights that deliver measurable client value. You will join a high-caliber team working with major retailers to build reusable, scalable models and applications. You’ll tackle category management challenges for Tesco and other clients, driving impact through data-driven solutions. You collaborate across functions to shape innovative approaches and tangible outcomes. This is a mission-driven opportunity to influence decision-making at scale with cutting-edge techniques.

Pay / Benefits

  • flexible working hours
  • birthday off
  • comprehensive rewards package
  • personal flexibility
  • investment in cutting-edge technology
  • diversity and inclusion networks

Responsibilities

  • Implement, support, and develop complex models and applications for clients
  • Collaborate with client leadership and cross-functional teams to deliver reusable, scalable solutions
  • Drive change by shaping innovative data-driven approaches and defining project direction
  • Solve challenging problems in category management and related retail analytics
  • Translate technical work into clear, measurable business impact for clients

Key requirements

  • Degree in Statistics, Mathematics, Physics, Economics, or related quantitative field
  • Strong programming skills in Python and SQL; PySpark experience advantageous
  • Experience with version control tools (e.g. Git)
  • Solid understanding of analytical technologies, tools, and techniques
  • Excellent logical thinking and problem-solving abilities
  • Strong communication skills for explaining complex concepts to non-technical audiences
  • Proven experience in statistical modelling and applying data science to real client problems
  • Passion for connecting technical work to real customer outcomes and measurable impact
  • Ability to initiate new workstreams with clear direction and stakeholder alignment
  • Background in retail analytics, especially category management, is advantageous
  • clear communication
  • problem solving
  • collaboration across functions
  • Python
  • SQL
  • PySpark

…

Posted: October 1st, 2026