Challenges and Mitigation for Application Deployment over SaaS Platform in Banking and Financial Services Industry

Banking and Financial Services Corporations operating on cloud infrastructure is constantly upgrading the application and cloud technologies based on business requirements and new features available. With IaaS and PaaS platforms being managed and upgraded by cloud services providers, the SaaS platform is operated, monitored and governed by bank's technology department. SaaS continues to be the platform under constant upgrade and development considering the need and change in business scenarios. SaaS platform in cloud infrastructure also acts as a channel to enable banking business with new tools and techniques, keeping existing infrastructure capability & scalability within compliance framework. SaaS platform hosts critical applications required for every operations of Bank which includes core banking application, internet banking platform, Card processing applications, ATM & EFTPOS networks and security monitoring tools. Considering the business criticality and application value, SaaS platform is configured to avoid business disruptions. In this paper we have discussed the challenges in deploying the changes required in applications over SaaS platform and methods to mitigate those challenges with minimum or no disruption to cloud architecture infrastructure.