PEI Group
AI

Principal Data Scientist

PEI Group · London, ENG, GB

Actively hiring Posted 4 months ago

Role overview

  • Develop and enhance machine learning models and deploy them into production.
  • Co-create the standards for Data Science delivery from discovery through to production.
  • Utilize your expertise in analytics, data science, and data storytelling to see beyond the numbers, understanding user interactions with our products and communications, and how these insights can shape our communication strategy.
  • Guide and empower teams to measure what matters; initiate or assist in running A/B experiments to continuously improve our efforts.
  • Work closely with engineers to ensure we collect the right data to generate relevant business insights.
  • Collaborate with various departments, including product, editorial, and commercial, to leverage machine learning and analytics to identify optimization opportunities.
  • Conduct deep analysis into the core aspects of PEI's operations to fully understand key levers and propose improvements.

Preferred qualifications

  • Experience in Financial Data and/or Alternative Investments
  • Interest in investing or financial modelling
  • Knowledge graph experience
  • Probabilistic programming experience (e.g PyMC, Stan).
  • Causal Inference knowledge/experience.
  • Python and Jupyter Notebooks.
  • PySpark for processing big data.
  • Databricks: Workflows, Asset Bundles, MLFlow.

About the company

  • Have an advanced degree in a quantitative discipline.
  • Have a growth mindset and are hungry to learn and improve.
  • Have considerable knowledge of, and experience using advanced statistical techniques in an applied setting.
  • Possess the ability to write production quality code in Python and SQL.
  • Have a self-starter mindset; you proactively identify issues and opportunities and tackle them without being told to do so.
  • Are commercially minded and can put numbers into business perspective.
  • Are as comfortable getting hands-on as taking a step back and thinking strategically.
  • Know how to use Agentic Coding to make yourself incredibly productive.
  • Are a team player whom your colleagues can rely on.
  • Have excellent presentation and communication skills and get excited to turn data into stories accessible for stakeholders.
  • Are comfortable with complexity & developing a holistic understanding of a system to propose & build solutions.

Tags & focus areas

Used for matching and alerts on DevFound
Ai Machine Learning Data Science
Common Questions

Frequently asked questions

Quick answers about how DevFound's AI matching, resumes, and referrals work.

DevFound's AI Copilot ingests your profile, goals, and live job data to deliver curated matches in seconds. Every match includes a resume variant, suggested referrals, and interview prep so you can act immediately. The more feedback you provide, the sharper the Copilot becomes.

AI-led job searches shrink the hours spent sifting through boards and formatting resumes. DevFound pairs automation with your personal outreach, so you reserve energy for interviews and negotiation. Traditional networking still matters, but AI gives you a lift before you even send a message.

Modern AI roles expect comfort with production-grade code, data fluency, and practical ML tooling. The strongest candidates pair deep technical chops with storytelling—translating model impact to product, GTM, and exec partners. Continuous learning keeps you ahead as stacks evolve.

DevFound rewards active seekers. Keep your profile fresh, respond to match quality prompts, and enable alerts so you never miss a role. The AI prioritizes companies and teams that align with your feedback, accelerating both introductions and interview invites.

High-density tech hubs continue to host the deepest AI talent pools, yet distributed teams are catching up fast. Use DevFound filters to hone in on onsite, hybrid, or fully remote roles and watch openings expand across time zones.

DevFound aggregates thousands of remote AI openings and flags the nuances—core hours, async culture, and visa needs—up front. The Copilot also recommends how to position your distributed work experience so hiring managers know you can thrive on a remote team.