Data Migration Pro: Mapping, Cleansing & Load-Ready Prep

Lorien; Greater London; Hybrid; GBP 52,000 - 68,000; Full time

Job summary

Lorien is seeking a Data Migration Engineer to join a major global transformation programme in London. The role focuses on hands-on data migration preparation including mapping, cleansing and validation to support migration and go-live activities.

You will work with data owners and SMEs, applying structured migration methodology, and contribute to documentation and handover at project closure. Hybrid work pattern begins onsite in London with ongoing remote work.

Qualifications

• Hands-on data migration preparation across multiple domains.
• Experience in mapping rules and load-ready data preparation.
• Ability to identify and resolve data quality issues and exceptions.

Responsibilities

• Mapping source data against target models and applying mapping rules.
• Cleansing and preparing data to a load-ready standard.
• Identify and resolve data-quality issues and exceptions, support data validation.

Skills

Data Mapping

Data Cleansing

Data Validation

Tools

SQL

Python

Power Query

Job description

Lorien is seeking a Data Migration Engineer to join a major global transformation programme in London. The role focuses on hands-on data migration preparation including mapping, cleansing and validation to support migration and go-live activities.

You will work with data owners and SMEs, applying structured migration methodology, and contribute to documentation and handover at project closure. Hybrid work pattern begins onsite in London with ongoing remote work.