Client story

Banking integration platform rebuilt for open API growth

A regional bank replaced ageing middleware with a governed API platform, cutting partner onboarding from months to weeks.

Customer
International retail bank
Retail and commercial banking across multiple markets
Competency and industry
Enterprise Integration · BFSI

The challenge

Partner and channel integrations were built point-to-point over two decades, so every new product launch required bespoke interface work.

There was no single catalogue of available services, and change impact could not be assessed reliably before release.

Our approach

We inventoried the interface estate, grouped services into API products, and stood up a gateway with versioning, security policy and a developer catalogue.

Interfaces were migrated in waves with parallel running, then legacy routes were retired once traffic had moved.

Outcomes

What changed

Weeks
partner onboarding, previously months
70%
reduction in duplicated interfaces
Single
catalogue for all reusable API products

“For the first time we can tell a partner exactly what is available and how long onboarding will take.”

Placeholder name · Head of Integration (quote pending approval)

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