Claire K.
Senior Manager Outsourced and Treasury Transactional Services @Santander UK
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WORK HISTORY
Senior Manager Outsourced and Treasury Transactional Services @Santander UK
London, GB
Responsible for how we deliver critical outsourced services that keep the business running securely, efficiently, and resiliently.Lead the end-to-end management of a broad, high-value supplier network across accountancy, procurement, treasury back office, documentation, collateral management, and market data, alongside oversight of Treasury transactional services supporting front-office activity. Acting as the central point of accountability, I oversee performance, governance, and risk across both third-party and intra-group providers, ensuring the highest standards of service quality, compliance, and value.A key focus of the role is strengthening operational resilience and driving continuous improvement — using performance insight to identify risk, streamline processes, and evolve operating models and service frameworks in line with regulatory expectations and business strategy.
ABOUT CLAIRE K.
Qualified FCCA accountant and transformation leader with 20+ years of experience across finance, data, and large-scale change. Proven expertise in finance transformation, Oracle Cloud implementation, data quality, and regulatory reporting. Passionate about delivering results, driving efficiency, and embedding sustainable improvements.Currently responsible for the end-to-end oversight of Santander’s critical outsourced procurement, finance, treasury, documentation, collateral management, and market data services, ensuring robust governance, performance, resilience, and regulatory compliance across a high-value supplier landscape.This role builds directly on to my Transformation & TOM Lead role for Santander’s One Ledger Transformation Programme, where I’ve designed a new target operating model, restructured the organisation, and delivered best-in-class practices that improve speed, accuracy, and control and we have implemented Oracle for our new General Ledger.Beyond my role, I’m a Women in Business Ambassador, Independent HR Hearing Chair, and active community advocate — including experience as a Parish Councillor & Chairman, CMK Cycle Champion, and wildlife volunteer.Recognised for my energy, clarity, and resilience, I lead high-performing teams and deliver meaningful, lasting change. Experienced in Agile, finance, big data, and people leadership. Proud to support Women in STEM and the LEAD Mobilise Programme.
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