Transforming Financial Services with Open Banking Innovation for a Top UK Bank

Building a Scalable, Open Banking Architecture with AWS

Ascendion designed and implemented a robust, scalable AWS Enterprise Landing Zone, tailored to the bank’s unique needs. To ensure regulatory alignment, the solution met all OBIE 3.1.5 requirements, reinforcing both security and reliability.

Speed and efficiency were critical, so we introduced a ‘route to live’ strategy, significantly reducing time-to-market for new features and improvements. We developed customizable solutions that quickly adjusted to evolving regulations while maintaining continuous compliance.

To maximize efficiency, the project was executed in three strategic phases over eight months, utilizing innovative accelerators and reusable assets to enhance delivery and drive long-term value.

Ascendion leveraged an innovative cloud strategy by designing and implementing a robust, scalable AWS Enterprise Landing Zone, tailored to the bank’s unique needs. To maintain standards compliance, the solution met all OBIE 3.1.5 requirements, ensuring both reliability and security.

With a focus on agility in delivery, a ‘route to live’ strategy was introduced, significantly reducing time-to-market for new features and improvements. Regulatory adaptation was also a priority, leading to the development of customizable solutions that could quickly adapt to regulatory changes, while ensuring continuous compliance.

For efficient value delivery, the project was executed in three strategic phases over eight months, utilizing innovative accelerators and reusable assets to enhance delivery efficiency.

Driving Industry Leadership with AWS

Ascendion’s AWS-powered Open Banking transformation not only strengthened regulatory compliance but also accelerated innovation, positioning the bank as a leader in the financial services sector.

• Regulatory Mastery:Full compliance with Open Banking regulations enhanced both performance and scalability for future needs.
• Market Readiness:The agile, innovative approach, powered by AWS, significantly reduced the product’s time-to-market.
• Operational Excellence:The project brought unparalleled flexibility, agility, and transparency to the bank’s operations.
• Strategic Partnerships:Leveraged AWS API Gateway and IAM solutions through strategic ecosystem partnerships.
• Blueprint for Success:The ‘Lighthouse’ approach was established, serving as a model for future Open Banking initiatives.

Technology Stack

• Cloud & Infrastructure: AWS Landing Zone, AWS EKS, AWS CI/CD
• Integration & Security: AWS API Gateway, Terraform
• Development & Data: Java, MongoDB

Future-Proofing Digital Banking with AWS

By modernizing its core banking infrastructure with AWS, the digital bank is now primed for future growth, with a platform that is scalable, resilient, and optimized for high performance. Ascendion’s cloud-driven approach provides a robust foundation for ongoing innovation, ensuring that the bank continues to deliver superior digital experiences in an evolving financial landscape.