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Experis UK

Data Scientist

Hybrid

London, United kingdom

£ 80 /year

Freelance

17-11-2025

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Skills

Python Data Cleaning Data Governance Decision-making Machine Learning Analytics Data Science

Job Specifications

Our client, a fast growing technology organisation, urgently require an experienced Data Scientist to undertake a long term contract.

In order to be successful, you will have the following experience:

Strong Data Analyst or Data Science background, with experience within Python and AI/ML technologies
Machine learning and Bayesian modelling experience is highly desirable
Experience of working with the Home Office as a customer
SC Clearance is essential

Within this role, you will be responsible for:

Analyse structured and unstructured data to extract meaningful insights, trends, and patterns
Build, validate, and deploy machine learning models (supervised, unsupervised, and reinforcement learning) in Python to solve complex decision-making problems
Develop statistical models and perform hypothesis testing, predictive analytics, and forecasting
Work with optimisation and simulation teams to integrate data science models into larger decision engines
Collaborate with software engineers to productionise models and embed them in decision-support platforms
Conduct data cleaning, feature engineering, and data pre-processing to ensure model quality and robustness
Document model design, assumptions, and data sources
Present findings, insights, and recommendations to stakeholders, including non-technical audiences, to influence decision-making
Support and adhere to Data Governance, Information Assurance, and Security protocols given the sensitive nature of some projects
Maintain and improve model performance over time, retraining and refining as needed

This represents an excellent opportunity to secure a long term contract within a dynamic and high profile organisation.

About the Company

Experis is a global leader in IT professional resourcing, project solutions and managed services. As the need for IT skills accelerates, we help organisations transform their digital infrastructure, enterprise applications, cloud and cyber security. Through Experis Academy, we deliver the powerful combination of in-demand technical skills together with the soft skills that are critical for business success. Experis is part of ManpowerGroup, a Fortune 500 Global Business and world leader in innovative workforce solutions. Know more