Data Scientist

BH-553870
  • Inside IR35 - Rate shared on application
  • England Remote work
  • Contract
  • IT
Identity Resolution Lead / Senior Data Scientist

We are seeking an experienced Identity Resolution Lead to design and deliver advanced customer identity matching capabilities across enterprise data platforms. The role focuses on leveraging graph-based entity resolution, record linkage, fuzzy matching, and machine learning techniques to accurately resolve customer identities where deterministic rules alone are insufficient.
Key Responsibilities
  • Develop and deploy scalable identity resolution solutions using graph-based and ML-driven approaches.
  • Design matching frameworks that improve customer identity accuracy and reduce identity drift.
  • Define and monitor matching-quality metrics to continuously improve performance.
  • Integrate identity resolution outputs into Customer Master, MDM, and golden-layer architectures.
  • Build reusable frameworks and MLOps-enabled pipelines to support long-term scalability.
  • Contribute to the evolution of customer-spine and customer hierarchy capabilities.
Required Skills
  • Graph/entity resolution and record linkage.
  • Fuzzy matching and ML-based identity resolution.
  • MLOps and feature store technologies.
  • Customer Master Data Management (MDM).
Desirable Skills
  • Customer identity hierarchy design.
  • Customer-spine architecture.
  • Golden-layer integration.
  • Matching-quality measurement and optimisation.
  • Reusable identity-resolution frameworks and identity drift reduction strategies.


With over 90 years' combined experience, NES Fircroft (NES) is proud to be the world's leading engineering staffing provider spanning the Oil & Gas, Power & Renewables, Chemicals, Construction & Infrastructure, Life Sciences, Mining and Manufacturing sectors worldwide. With more than 80 offices in 45 countries, we are able to provide our clients with the engineering and technical expertise they need, wherever and whenever it is needed. We offer contractors far more than a traditional recruitment service, supporting with everything from securing visas and work permits, to providing market-leading benefits packages and accommodation, ensuring they are safely and compliantly able to support our clients.

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