DBS Bank, Southeast Asia's largest bank by assets, embarked on a comprehensive AI transformation to maintain competitive advantage in an industry undergoing rapid digital disruption. Despite being recognised as the World's Best Bank by Euromoney, Global Finance, and The Banker, DBS leadership recognised that their traditional technology operating model — characterised by long development cycles, siloed data infrastructure, and manual processes — would not sustain their leadership position.
The bank's AI initiatives were fragmented across business units, with separate projects running independently without unified governance or shared platforms. Model deployment timelines averaged 18 months from concept to production. Data governance presented a fundamental challenge — petabytes of customer and transaction data across legacy core banking systems were inconsistent, poorly catalogued, and difficult to access. The regional footprint across Singapore, Hong Kong, India, Indonesia, and Greater China introduced regulatory heterogeneity that complicated centralised AI governance.
DBS implemented a comprehensive AI transformation programme, establishing a central AI & Data Office and building a unified enterprise data platform on a lakehouse architecture. The bank was named World's Best AI Bank in the inaugural Global Finance AI In Finance Awards 2025, and Harvard Business School produced a case study on the bank's AI journey.
The bank reduced AI model deployment time from 18 months to 2-3 months through DevOps and MLOps automation. DBS now operates over 1,500 AI models across 370+ use cases, sending more than 1.2 billion personalised nudges to over 13 million customers across the region. An internal AI academy with 700+ courses trained over 5,000 employees in 2024, while the Data Heroes programme equipped 16,000 employees with data analytics skills. The bank rolled out DBS GPT internally and deployed iCoach, a generative AI tool for personalised career development.
This is an industry case study based on publicly available information. DBS Bank is not a Pertama Partners client.
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