Santander launched Catalyst, a platform‑engineering solution built with AWS, to overhaul its cloud infrastructure. The initiative replaces a 90‑day manual provisioning process with an automated, Kubernetes‑based control plane that leverages Crossplane, ArgoCD, and OPA. By consolidating over 100 pipelines, Catalyst cuts provisioning cycles to hours and enables rapid deployment of AI, data, and orchestration workloads. The platform also drives a cultural shift toward self‑service and faster development velocity across the bank’s global operations.

ProGlove runs a SaaS platform on AWS using an account-per-tenant architecture, currently operating about 6,000 tenant accounts—half active—with over 120,000 service instances and a million Lambda functions. The approach gives each customer isolated compute, storage, and IAM boundaries, simplifying security,...