Job Description

On behalf of National Savings & Investments, we are looking for a Data Migration Project Manager (Inside IR35) for a 6 month contract (potential extension) based Hybrid in London, Durham, Glasgow or Lytham St Annes.



Join NS&I's largest transformation programme, leading a complex data migration from legacy systems to new supplier platforms. This is a high-impact role requiring strong leadership and technical understanding of data migration processes.



As a Data Migration Project Manager your main responsibilities will be to:

Lead end-to-end delivery of large-scale data migration projects across multiple suppliers. Develop migration strategy, project plans, and risk logs. Coordinate vendors and internal teams; ensure smooth cutover and go-live. Oversee UAT, data validation, and post-migration stabilization. Ensure compliance with GDPR and regulatory standards.

Essential:

Strong data migration project delivery and governance expertise across large-scale, multi-supplier programmes. Proven ability to plan and manage complex releases, coordinate cross-functional teams, track dependencies and ensure timely, high-quality delivery within constrained budgets. Experience leading large-scale, complex data migration projects (not just small migrations). Strong interpersonal and stakeholder management skills. Familiarity with ETL tools (Informatica, Talend, SSIS, Azure Data Factory) and migration methodologies (ETL, ELT, lift-and-shift, phased, big-bang). Understanding of data governance, quality, and compliance (GDPR). Desirable - Experience of transformation delivery in government or financial services.

Core Skills & Experience



Project Management

Planning & scheduling (scope, timelines, dependencies, resources) Risk management and mitigation Agile delivery experience Vendor and third-party coordination Leading multi-disciplinary teams; conflict resolution and negotiation

Technical & Data-Focused

Understanding of data migration methodologies (ETL, ELT, lift-and-shift, phased, big-bang etc) Knowledge of data governance principles (quality, lineage, retention, compliance) Data quality and validation processes (profiling, cleansing, reconciliation) Familiarity with data modelling and integration tools (ETL tools such as Informatica, Talend, SSIS, Azure Data Factory) Understanding of legacy systems and cloud platforms Metadata management and mapping knowledge

Testing & Deployment

UAT orchestration and data validation Cutover planning, go-live execution, rollback strategies Post-migration verification and stabilization oversight

Compliance & Documentation

GDPR and regulatory compliance Migration strategy docs, risk logs, audit traceability

Please be aware that this role can only be worked within the UK and not Overseas.



Disability Confident



As a member of the Disability Confident Scheme, NS&I guarantees to interview all candidates who have a disability and who meet all the essential criteria for the vacancy. In cases where we have a high volume of candidates who have a disability who meet all the essential criteria, we will interview the best candidates from within that group. This scheme encourages candidates with a disability and/or neurodivergence to apply. In exceptional circumstances, we may also need to apply the desirable criteria in our shortlisting process which may include holding active security clearance.



Armed Forces Commitment



National Savings & Investments guarantees to interview?veterans or spouses / partners of military personnel who meet all the essential criteria for the vacancy. In cases where we have a high volume of ex-military candidates / military spouses or partners, who meet all of the essential criteria, we?will interview the best candidates from within that group. In exceptional circumstances, we may also need to apply the desirable criteria in our shortlisting process which may include holding active security clearance.



In applying for this role, you acknowledge the following "this role falls in scope of the Off Payroll Working in the Public Sector legislation. Any rates of payment quoted will reflect the gross rate per day for the assignment and will be subject to appropriate taxes and statutory costs. As such the payment to the intermediary and your income resulting from this contract will be different".