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Data Test Lead

Job in Sheffield, South Yorkshire, S5, England, UK
Listing for: Cognizant
Full Time position
Listed on 2026-06-03
Job specializations:
  • IT/Tech
    Data Engineer, Data Analyst
Salary/Wage Range or Industry Benchmark: 100000 - 125000 GBP Yearly GBP 100000.00 125000.00 YEAR
Job Description & How to Apply Below

Overview

Role: Data Test Lead

Employment Type: Full-Time

Location: Sheffield or London

Hybrid: 2 or 3 days per week

Required Skills
  • Strong hands-on experience in data validation, reconciliation, ETL testing, and data migration testing.
  • Good working knowledge of Microsoft Fabric, with hands-on experience in Lakehouse architecture and data integrations.
  • Proven experience with Azure Data Platform, including validation of ETL processes, data transformations, and migration activities.
  • Demonstrated ability to define test strategies, frameworks, and best practices, while leading testing teams effectively.
  • Strong experience in stakeholder management and communication, ensuring alignment between business and technical teams.
  • Good understanding of Power BI, including validation of reporting and data outputs.
  • Solid expertise in Microsoft SQL Server / Azure SQL Database for data validation and testing activities.
  • Experience in testing across data warehouse environments (dimensional models, large datasets).
  • Familiarity with database and ETL test automation tools to improve efficiency and coverage.
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