Dockia Blog
Cloud for enterprise applications in Spain: AWS, Azure, or GCP — how to choose in 2026
2026-02-19 • 8 min
Technical guide to choosing between AWS, Azure, and Google Cloud for enterprise software projects in Spain: real cost comparison, GDPR compliance and data sovereignty, when European cloud matters, and how to avoid vendor lock-in.
Choosing a cloud provider for enterprise software in Spain is not just a technical decision: GDPR compliance, data sovereignty, 3-year real cost, and vendor lock-in are the decisive factors that technical teams must present to management with concrete figures.
- •AWS leads in managed services and advanced service availability (ML, data, serverless). Azure is the natural choice for companies with Microsoft 365 and Active Directory. GCP excels in BigQuery and data/ML workloads.
- •For strict GDPR compliance, all three providers have EU regions, but international data transfers remain a risk area that must be audited with the company's DPO.
- •Real cloud cost is typically 30-40% higher than initial estimates due to support services, data transfer, additional licences, and over-provisioning. Monitor and optimise from month 3.
Case Study
Read full case study
Read the complete case study with metrics, architecture, and technical decisions for high-impact custom software delivery.
Read full case studyNeed custom software consulting for your business?
Request a technical proposal with scope, stack, and recommended budget for your project in under 72 hours.
Recommended services
FAQ
Which cloud provider is best for enterprise applications in Spain?
There is no universal winner: AWS is ideal for startups and cloud-native companies without Microsoft dependencies; Azure is the natural choice for environments with Microsoft 365, AD, and Enterprise Agreements; GCP is the best option when BigQuery or Google ML services are at the heart of the architecture.
How do you avoid cloud vendor lock-in?
Use standard services where possible (Kubernetes instead of proprietary orchestration services, PostgreSQL instead of Aurora, etc.). Abstract infrastructure with Terraform to enable migration between providers. Real lock-in usually comes from proprietary data services (DynamoDB, Cosmos DB, BigQuery) — evaluate these case by case.
Related reads