How Can Nigerian Banks Build True Digital Resilience?

In an interview with Open Access Data Centres, Gbenga Gbemileke, Chief Information Officer and Divisional Head of Technology & Digital Banking at TATUM Bank, shares insights on how Nigerian banks can build robust, future-ready digital infrastructure that ensures security, reliability and seamless customer experiences.

‍

About Gbenga Gbemileke

Gbenga Gbemileke is the Chief Information Officer andDivisional Head, Technology & Digital Banking at TATUM Bank, a newlylicensed regional commercial bank in Nigeria. With over two decades ofprogressive experience spanning banking operations, enterprise infrastructure,digital transformation, and executive technology leadership, he brings deepexpertise in building resilient, scalable financial technology ecosystems.

As a founding CIO, Gbenga has led the design andimplementation of TATUM Bank’s end-to-end technology architecture frominception — including core banking selection and integration, digital channeldeployment, enterprise architecture, cybersecurity governance aligned with ISO27001 and PCI-DSS standards, disaster recovery strategy, and full regulatorycompliance with the Central Bank of Nigeria. His leadership underpins thebank’s secure, scalable infrastructure designed to support sustainable growth.

Prior to TATUM Bank, he held senior technology leadershiproles at First City Monument Bank (FCMB), Providus Bank Plc, EcobankTransnational Incorporated, and Oceanic Bank (now part of Ecobank), where hedelivered large-scale transformation initiatives. His achievements include corebanking optimization that reduced processing timelines by 50%, Azure cloudmigration of customer-facing platforms, Tier III data center relocations,enterprise network reengineering, infrastructure consolidation that cut operationalcosts by over 50%, and the implementation of robust disaster recovery andbusiness continuity frameworks.

A multi-technology certified professional with an MSc inInformation Systems from the University of Hertfordshire, Gbenga is passionateabout aligning technology strategy with business objectives. He champions aforward-thinking approach that positions compliance not merely as a regulatoryobligation, but as a strategic foundation for trust, innovation, and long-termresilience within Nigeria’s evolving digital economy.

‍