Quentin Casares
London,Greater London
Summary
Enterprise data and analytics leader with 30 years across UK financial services, insurance technology and the public sector, now advising senior leaders and private equity operating partners through an independent data and AI consultancy. Most recently the senior-most data role at a London bank, reporting to the CPO, owning enterprise data and analytics strategy, data governance and regulatory data quality across the regulated estate. Defines and owns the data and analytics strategy and target operating model, makes data trusted, governed, discoverable and reusable, and leads the cultural shift to a data-driven, AI-enabled organisation, with deep domain credibility across Customer Data, Regulatory Reporting, Risk and Analytics, and every initiative anchored to quantified, enterprise-scale outcomes.
Overview
30
30
years of professional experience
Work History
Founder & Principal Consultant
Eureka Digital Consulting Ltd
London
06.2026 - Current
- Independent data, AI and transformation advisory serving senior leaders and private equity operating partners.
Head of Data
Alpha Bank London
London
06.2024 - 05.2026
- Senior-most data role, reporting to the CPO, leading a 7-person team and a £2.2m budget as sole accountable owner of enterprise data and analytics strategy, data and AI governance and regulatory data quality across the regulated estate.
- Designed and led a London bank's enterprise data and analytics strategy, target operating model and legacy-to-digital-first transformation as the senior-most data role, leading a 7-person team and a £2.2m budget.
- Built the bank's data governance framework over a 10,000+ data element estate and migrated legacy data to Finastra Fusion Essence, LexisNexis and Arbes AMS, closing the Deloitte FY25 regulatory audit with no material findings.
- Delivered £2M+ cost efficiencies leading data, reporting and analytics across a 30+ country EMEA portfolio and a 40+ person blended cross-functional team at HSBC.
- Drove a 40% data quality uplift (with 25% faster processing) advising a major UK bank, and 23.7% in a statutory public sector environment.
- Built the Volante Global data function from the ground up, applying machine learning to risk assessment and customer segmentation for sharper pricing and portfolio insight.
- Advise senior stakeholders and PE operating partners on data and analytics strategy, governance, target operating models and the pragmatic, value-led adoption of analytics and agentic AI, translating strategic objectives into practical delivery.
- Develop consulting propositions and publish thought leadership on enterprise data and AI strategy, governance and realistic adoption, separating genuine opportunity from hype.
- Current engagements include developing an AI governance framework for a digital consultancy.
Head of Data Engineering & Analytics
Volante Global
London
06.2022 - 12.2023
- Directed data function for high-growth speciality insurance technology business, overseeing strategy, engineering, analytics, governance, and BI to support business objectives.
Head of Data, Analytics & Insight
MTC UK
London
02.2020 - 06.2022
- Led data operations, analytics delivery and strategic insight for a large public sector organisation, reporting to the Director of Probation Services.
Senior Digital Transformation Consultant
Dufrain
London
04.2019 - 09.2019
- Advisory engagement with Tier 1 financial institutions on complex data transformation, operating model and data quality programmes.
Head of EMEA Data, Reporting & Analytics
HSBC
London
10.2013 - 06.2018
- Accountable to the HR Executive Committee for data, reporting and analytics across a 30+ country EMEA portfolio, leading a 40+ person blended cross-functional team and major Accenture and Deloitte vendor partnerships.
VP, Business Intelligence & Data Governance
Royal Bank of Scotland
04.2011 - 10.2013
- Enterprise BI and data governance across a Tier 1 bank.
VP, Business Intelligence & Data Management
Barclays Investment Bank
02.2009 - 04.2011
- Investment banking analytics and data management.
Head of Data Quality
Walgreens Boots Alliance
01.2007 - 02.2009
- Healthcare data quality.
Data Management Team Leader
Korn Ferry
04.1996 - 01.2007
- Executed talent analytics and data operations to enhance data-driven decision-making at a global advisory firm.
Education
BSc - Computer Science
The Open University
Milton KeynesSkills
- Data analytics strategy
- AI strategy
- AI-ENABLED ANALYTICS
- Data governance
- Data visualisation
- Regulatory compliance
- GOVERNANCE, RISK & REGULATORY (FS)
- LEADERSHIP & STAKEHOLDERS
Custom
- BSc Computer Science, The Open University
- PRINCE2 Practitioner
- Advanced Diploma and Certificate, Humanistic Integrative Counselling - CPPD, 2017, 2024
Additional Information
- I am visually impaired which has been a huge motivator through my career.
Timeline
Founder & Principal Consultant
Eureka Digital Consulting Ltd
06.2026 - Current
Head of Data
Alpha Bank London
06.2024 - 05.2026
Head of Data Engineering & Analytics
Volante Global
06.2022 - 12.2023
Head of Data, Analytics & Insight
MTC UK
02.2020 - 06.2022
Senior Digital Transformation Consultant
Dufrain
04.2019 - 09.2019
Head of EMEA Data, Reporting & Analytics
HSBC
10.2013 - 06.2018
VP, Business Intelligence & Data Governance
Royal Bank of Scotland
04.2011 - 10.2013
VP, Business Intelligence & Data Management
Barclays Investment Bank
02.2009 - 04.2011
Head of Data Quality
Walgreens Boots Alliance
01.2007 - 02.2009
Data Management Team Leader
Korn Ferry
04.1996 - 01.2007
BSc - Computer Science
The Open University