Principal Data Modeler - Semantic/Snowflake/Financial Services

Principal Data Modeler

£700-£750 pd Outside IR35

Remote working – Occasional site visits – South West

Leading Financial Services client is undergoing a major transformation of their BI and analytics landscape. As they modernise the marketplace systems, they are building a centralised enterprise data marketplace to serve as the single source of truth for reporting, analytics, and regulatory insight.

They require a Principal Data Modeler to lead the design and governance of the business semantic layer underpinning this platform. This is a senior, hands-on role focused on defining standards, driving consistency, and ensuring data models accurately reflect the right business concepts – not just technically correct structures.

You will become the central authority for data modeling decisions across the programme.

The role:

• Lead the design of enterprise-grade data models within Snowflake
• Define and govern business semantic models supporting BI, analytics, and regulatory reporting
• Establish and enforce modeling standards, naming conventions, and best practices
• Ensure consistent KPI and metric definitions across business domains
• Translate complex financial services processes into scalable, governed data structures
• Act as the central point of contact for data modeling queries and design decisions
• Support the migration and redesign of legacy BI and analytics systems
• Collaborate with data engineers, architects, analysts, and senior business stakeholders
• Ensure models support auditability, lineage, and regulatory requirements

Skills/experience:

• Proven experience as a Principal / Lead Data Modeler in enterprise environments
• Strong financial services sector experience (banking, capital markets, insurance, asset management, or payments)
• Demonstrable experience modeling data for regulatory, risk, finance, or operational reporting
• Deep expertise in dimensional modeling, data vault, or hybrid approaches
• Strong hands-on experience with Snowflake
• Experience designing semantic layers for BI and analytics platforms
• Track record of defining modeling standards and governance frameworks
• Ability to work autonomously in a transformation programme environment

Reasonable Adjustments:

Respect and equality are core values to us. We are proud of the diverse and inclusive community we have built, and we welcome applications from people of all backgrounds and perspectives. Our success is driven by our people, united by the spirit of partnership to deliver the best resourcing solutions for our clients.

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