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Job listing

London, United KingdomNot Disclosed

Data Scientist and AI Engineer at progressive fintech credit startup

Are you a Data Scientist who knows when to use a simple linear model and when to deploy a complex LLM? This progressive London-based fintech startup is looking for an ambitious engineer to revolutionize credit risk and affordability. You'll work on everything from XGBoost risk insights to Generative AI context engineering, all while ensuring model explainability through SHAP. If you have 2+ years of experience in finance and want the autonomy of a fast-moving startup where your work directly helps underserved consumers access better products, this is the role for you.

Overview

Role overview

You will develop and deploy innovative predictive models to transform consumer credit risk assessment. By balancing foundational statistics with advanced machine learning and Generative AI, you will tackle challenges in affordability, fraud detection, and entity resolution. Your work directly impacts underserved consumers by creating more equitable financial products through explainable data science.

Company

About the company

Progressive fintech credit startup

Responsibilities

What you will do

  • Build and maintain foundational linear models and advanced XGBoost architectures for credit, affordability, and fraud scoring.
  • Implement NLP techniques and LLM context engineering for large-scale entity resolution and unstructured data analysis.
  • Collaborate with engineering teams on MLOps to containerize and monitor models within a high-scale AWS cloud environment.

Candidate profile

Who this is a fit for

  • Holds a degree in a quantitative field with 2+ years of professional experience in Fintech, Finance, or Credit Risk.
  • Demonstrates expert-level Python skills and a deep understanding of statistical assumptions, model interpretability, and bias mitigation.
  • Possesses a creative, analytical mindset capable of identifying behavioral clusters and trends within raw, complex datasets without predefined hypotheses.

What makes it remarkable

Why this role is remarkable

  • Rare opportunity to combine traditional linear regression stability with cutting-edge XGBoost and LLM applications in a high-stakes production environment.
  • Join a fast-moving, well-funded startup backed by expert leadership where you have the autonomy to lead projects from experimentation to containerized deployment.
  • Directly contribute to financial inclusion by building ethical models that use SHAP for transparency, ensuring fair outcomes for everyday consumers.

Jack & Jill

How Jack & Jill work together

Jack
I get to know what you’re great at, then find roles you’d never find yourself.
Jill
I recruit from Jack’s network and make the intro when I spot a great match.

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How does this work?

Jack's an AI agent for job searching and career coaching. He works for you.

Jill is the AI recruiter working for the company. She recruits from Jack's network.

If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

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