Data Migration Lead

Data Migration Lead London (Hybrid) £75,000 - £90,000  benefits We're partnering with a fast-growing fintech organisation building a modern, cloud-native banking platform used by financial institutions across the UK. Following continued client growth and major transformation programmes, they are looking to hire a senior data leader to own and drive data migration and broader data delivery initiatives across complex banking environments.

This is a high-impact, business-critical role sitting between data, product, and programme delivery. The successful candidate will act as the primary owner for all migration and data-related activity across client implementations, while also helping shape the wider data capability including reporting, governance, pipelines, and operational MI. The environment is fast-paced, highly collaborative, and suited to someone who enjoys taking ownership, working directly with stakeholders, and leading from the front.

The Role This role combines elements of:
Data Migration Leadership Data Product Ownership Client & Stakeholder Management Data Delivery / Programme Leadership You will lead end-to-end migration work streams across banking transformation programmes, while also owning broader data responsibilities across warehousing, reporting, governance, and operational data capabilities. The position requires someone commercially minded and highly communicative - not purely technical, and not purely project-management focused.

Key Responsibilities Data Migration & Delivery Own and lead end-to-end data migration initiatives across client programmes Define migration strategy, governance, mapping standards, validation processes, and cutover plans Oversee all migration phases including discovery, mapping, reconciliation, rehearsal, cutover, and post-go-live support Ensure strong data quality, auditability, governance, and reporting throughout delivery Manage migration risks, dependencies, RAID processes, and stakeholder escalation points Data Product Ownership Take ownership of broader data capabilities including:
Data warehouse Data lake MI & reporting Power BI outputs Data pipelines Help shape how data is structured, governed, surfaced, and consumed internally and externally Work closely with engineering and product teams to define scalable data solutions Explore opportunities to improve automation and efficiency across data processes and apply AI-aware thinking to all areas. Stakeholder & Client Management Act as the senior client-facing lead for all data-related discussions Translate complex technical concepts into clear, business-friendly language Build trusted relationships with both technical and non-technical stakeholders Lead workshops, delivery discussions, and governance meetings What They're Looking For Essential Experience Strong background within banking or financial services Proven experience leading large-scale data migration initiatives Experience operating in senior data leadership, data product, or programme ownership roles Strong understanding of:
Data mapping Transformation Validation Governance Reconciliation Reporting & MI Experience working with cloud-based data environments and modern tooling Soft Skills & Leadership Excellent communication and stakeholder management skills Comfortable leading clients and giving clear direction Able to bridge the gap between technical teams and business stakeholders Strong ownership mentality with the ability to operate autonomously Confident working in fast-moving, ambiguous environments Nice to Have Exposure to Power BI and modern reporting ecosystems Awareness of AI/ML concepts within data platforms Experience working within fintech or digital banking environments Team & Environment Flexible hybrid working model at the London office Occasional client travel for workshops or programme meetings Package: £75,000-£90,000 base salary Annual bonus Equity/share scheme Strong pension contribution Private medical cover Electric vehicle scheme Hybrid/flexible working environment Oscar Associates (UK) Limited is acting as an Employment Agency in relation to this vacancy.

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