Data Scientist - Banking

Vallum Associates

Sheffield, United Kingdom

2 weeks ago

Applications closed

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Posted: 17 Apr 2026 (2 weeks ago)

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The Role: Data Scientist - Banking

Location: Sheffield, UK

Position Type: Contract Inside IR35

Remote work option Available: Hybrid – 3 Days Onsite

Job Description:

A Data Scientist with banking experience designs predictive models, analyzes financial data, and develops ML/NLP solutions for risk management, fraud detection, and customer analytics. Key responsibilities include building credit risk scorecards, automating data pipelines, and ensuring regulatory compliance, typically requiring 3–5+ years of experience with Python, SQL, and statistical modeling in financial institutions.

Key Responsibilities

* Predictive Modeling & Analytics: Develop behavioural segments, credit risk scorecards, and predictive models for customer onboarding, cross-selling, and churn retention.

* Fraud & Risk Management: Utilize advanced analytics to identify anomalies and fraudulent activities in transaction data. Implement risk models (probability of default) and maintain regulatory compliance.

* Data Handling: Extract, clean, and analyze structured and unstructured data from internal/external sources.

* Technology & Tools: Write advanced SQL queries and Python/R scripts for data manipulation and build machine learning algorithms (e.g., Scikit-learn, TensorFlow).

* Stakeholder Communication: Translate complex analytical findings into actionable business insights for management.

Required Experience & Skills

* Domain Expertise: 3+ years of experience in banking or financial services, specifically in credit risk, fraud strategy, or compliance.

* Technical Skills: Proficiency in Python, R, SQL, and big data technologies (Spark/Hadoop).

* Modeling Capabilities: Hands-on experience with Machine Learning (ML), Natural Language Processing (NLP), or Large Language Models (LLMs).

* Education: Master’s degree in Statistics, Econometrics, Mathematics, Finance, or Data Science.

* Soft Skills: Strong analytical mindset, detail-oriented approach, and the ability to work under pressure

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