Data Migration Analyst (Consultant) – Defence UK Fixed Term Contract

Job Title: Data Migration Analyst (Consultant) – Defence
Location: Hybrid, travel between London and Reading
Contract: 12 months fixed term

***Please note that we can only consider candidates who are eligible for UK security clearance.***

We are seeking a highly skilled Data Migration Analyst to join our large-scale platform migration programme within the UK Defence & Security sector.

This critical role will focus on enabling a smooth transition from legacy systems to a new, enterprise-wide user platform.

The successful candidate will bring a blend of strong technical data migration capabilities and business analysis expertise to help ensure a successful and well-governed migration process.

Role responsibilities:

• Analyse, transform, and map structured and unstructured data from legacy systems for ingestion into the new ERP platform.
• Define and execute data cleansing, enrichment, and transformation strategies to ensure data quality.
• Identify and document data sources and data dependencies across business areas.
• Work closely with business stakeholders to understand current (“as-is”) processes and design future-state (“to-be”) processes aligned with the new solution.
• Elicit data migration requirements and prioritise datasets based on business needs and system readiness.
• Support impact analysis for data changes and migration timelines.
• Collaborate with cross-functional teams including business users, technical architects, and programme leads to align data migration activities with programme milestones.
• Facilitate workshops and discovery sessions to gather requirements and validate data migration logic.
• Design and implement strategies to package data for staged migration, including reconciliation, validation, and post-load checks.
• Contribute to data governance practices to ensure compliance and traceability throughout the migration process.

Role requirements:

• Proven experience in large-scale data migration projects, ideally involving ERP systems (e.g. SAP, Oracle, MS Dynamics) or other large-scale platforms.
• Strong data analysis skills, including working with structured and unstructured datasets.
• Proficient in tools such as SQL, Excel, and data transformation platforms (e.g., Alteryx, Informatica, or similar).
• Demonstrated ability to perform business analysis, including requirements gathering and process mapping (BPMN/UML experience desirable).
• Experience engaging with business users to understand data usage, business rules, and migration priorities.
• Strong understanding of data governance, data quality, and data lifecycle management.
• Excellent communication and documentation skills.
• Familiarity with ERP systems and associated business domains (finance, HR, logistics, procurement).
• Experience working in the defence & security sector or similarly regulated industries.
• Understanding of security and compliance considerations for data handling in government or defence environments.

Company benefits include:

• Life Assurance*
• Critical Illness*
• Holiday Purchase Scheme
• Electric Car Scheme*
• Cycle To Work Scheme*
• Birthday Day off, Paid Volunteer Day off
• Enhanced Maternity Leave, Paternity Leave
• Work from Abroad policy
• Regular company and team events

*Available to permanent employees only

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