Data Quality & Reconciliation Analyst (IR35)

About the role

We are looking for a Data Quality & Reconciliation Analyst to join our team on a six‑month contract. The role focuses on validating and reconciling migrated data to ensure it meets strict completeness, consistency and accuracy standards across multiple systems.

Key responsibilities

• Design and execute data validation and reconciliation checks.
• Produce reconciliation reports targeting 99.9 % accuracy.
• Verify data completeness, consistency and accuracy after migration.
• Analyse discrepancies, investigate root causes and support issue resolution.
• Validate source‑to‑target data mappings and transformation logic.
• Create audit evidence and detailed reconciliation documentation.
• Support migration testing and post‑migration assurance activities.

Required profile

• Proven experience in data reconciliation and validation.
• Strong SQL skills for data extraction and analysis.
• Hands‑on experience with data quality assessment and reporting.
• Familiarity with data migration validation processes.
• Ability to work with JSON, XML and CSV data formats.
• Experience in testing and defect validation.

Required skills

• SQL
• JSON
• XML
• CSV
• Data analysis

What we offer

• Six‑month contract (inside IR35).
• Remote work (telecommute).
• Day rate between £500 and £550.
• SC security clearance required.