Data Migration Lead (SC or DV Cleared)

La Fosse; Greater London; On-site; GBP 90,000 - 130,000; Full time

Job summary

La Fosse is seeking an experienced Data Migration Lead to own the end-to-end migration of data from legacy systems into a modern cloud environment. You will work with engineering, architecture, testing, product and delivery teams to define the approach and execute data migration with strong governance.

This hands-on leadership role requires deep data structures understanding, mapping, quality, and migration execution to ensure data integrity and successful cutover on a major government

Qualifications

• Experience leading enterprise-scale data migration programmes.
• Strong SQL capability and relational data models understanding.
• Data mapping, transformation, validation and reconciliation.
• Experience with ETL/ELT pipelines and modern data workflows.
• AWS or comparable cloud environments.

Responsibilities

• Own end-to-end data migration strategy and delivery plan.
• Lead migration from legacy/on-premise systems to cloud platforms.
• Oversee data discovery, profiling, mapping and transformation.
• Define migration rules, reconciliation and acceptance criteria.
• Manage data quality, cleansing and remediation activities.
• Design and oversee ETL/ELT processes and pipelines.
• Plan rehearsals, cutover and rollback approaches.
• Ensure data integrity throughout the migration.
• Collaborate with Data Architects, Engineers, Test & Delivery teams.
• Identify risks, dependencies and technical constraints.

Skills

SQL

Data migration

Stakeholder leadership

Agile delivery

Tools

AWS

ETL/ELT tools

Job description

Data Migration Lead (SC or DV Cleared

Contract | Inside IR35 | SC or DV Clearance Essential

La Fosse is supporting a Central Government organisationa major technology transformation programme and we are looking for an experienced Data Migration Lead to take ownership of a complex data migration workstream.

This is an opportunity to work on a significant programme, modernising legacy technology and moving critical services and data onto a modern cloud-based platform.

The role

You will lead the end-to-end migration of data from legacy systems into a new cloud environment, working closely with engineering, architecture, testing, product and delivery teams.

This is a hands-on leadership role requiring someone who can define the migration approach while also getting into the detail of data structures, mapping, quality and migration execution.

Key responsibilities will include:

• Owning the end-to-end data migration strategy and delivery plan

• Leading migration from legacy/on-premise systems into modern cloud platforms

• Data discovery, profiling, mapping and transformation

• Working extensively with SQL and relational databases

• Defining migration rules, reconciliation processes and acceptance criteria

• Managing data quality, cleansing and remediation activities

• Designing and overseeing ETL/ELT processes and migration pipelines

• Planning migration rehearsals, cutover and rollback approaches

• Ensuring data integrity and completeness throughout the migration

• Working closely with Data Architects, Software Engineers, Test teams and Delivery Managers

• Identifying migration risks, dependencies and technical constraints

• Supporting governance and documentation within a highly secure environment

Experience we’re looking for

We are particularly interested in people with experience of:

• Leading complex, enterprise-scale data migration programmes

• Migrating data from legacy platforms into cloud environments

• Strong SQL capability and understanding of relational data models

• Data mapping, transformation, validation and reconciliation

• ETL/ELT technologies and modern data pipelines

• AWS or comparable cloud environments

• Working across engineering, architecture and testing teams

• Delivering within Agile / multidisciplinary technology programmes

• Highly regulated, government, policing, defence or other secure environments

Experience of large-scale case management, operational or highly sensitive data environments would be particularly relevant.

Clearance

Current SC or DV clearance is essential.

Due to the nature and timescales of the programme, we are specifically looking for people who already hold active UK security clearance.

Why this role?

This is a chance to take ownership of a critical workstream within a major NCA transformation programme, working on technology that directly supports the Agency’s operational mission.

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