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Playbook

Modernize what matters:
A pragmatic blueprint for core banking system transformation

Legacy core systems have powered banking for decades with reliability and stability. But today’s customers expect real-time experiences, personalization, and seamless digital engagement.

43%

of banking systems still run on COBOL.

This playbook shows how banks can modernize their core systems safely and incrementally, without the disruption or risk of a full replacement. Learn how externalized modernization decouples key functions like product, pricing, billing, and disclosures into a modern, cloud-native, API-driven platform.

What will you learn from this playbook?

Gain practical insights and proven strategies to modernize your core banking systems with confidence:

 

  • Modernize without replacing: Discover how to transform your core system step by step through modular, low-risk modernization approaches and frameworks.
  • Externalized modernization: Learn how banks are decoupling business-critical capabilities like product and pricing to drive greater agility and innovation.
  • API-driven architecture: See how Zafin IO enables seamless integration and orchestration across both legacy and modern environments.
  • Cloud and AI as catalysts: Understand how cloud-native infrastructure and embedded AI enhance compliance, transparency, and scalability.
  • Real-world results: Explore how leading banks have reduced core dependency, improved compliance, and accelerated time-to-market.

Ready for core banking transformation?

Zafin helps banks plan modernization journeys that are realistic, measurable, and built for momentum. Talk to our experts today.
Talk to an expert