Centralized Payment Hub for Multi Country Utilities

A utilities company operating across Sub Saharan Africa needed to centralize fragmented payment workflows across multiple regions and providers. Before this solution, each project independently integrated payment providers, resulting in duplicated effort, inconsistent reporting, and limited visibility. Sotex Solutions led end to end product design, development, and long term support of a centralized Payment Hub. The platform standardizes integrations, supports multiple providers and currencies,

Challenges

  • Each payment provider had a different API, requiring repeated custom integrations
  • High manual effort for reconciliation and reporting
  • Limited visibility into transactions across systems and regions
  • Different countries required different providers and currencies
  • Legacy systems needed to remain operational during rollout
  • Some providers lacked full functionality in test environments


Our Solution & Key Features

Sotex Solutions built a centralized Payment Hub that manages the full payment lifecycle across multiple utilities and providers.


The platform acts as a unified integration layer, removing the need for each project to build and maintain its own payment logic. A modular architecture enabled gradual rollout across regions while maintaining existing systems.


Key capabilities include:

  1. Integration layer supporting multiple payment providers across countries
  2. Support for wallet and credit card payments
  3. PCI DSS certification enabling secure storage of card data
  4. Automated reconciliation system for transaction validation
  5. Flexible fee calculation for clients and vendors
  6. Real time dashboards and reporting
  7. Administrative control over fees and configurations
  8. Multi currency transaction support


This approach eliminated duplicated integration work and created a consistent, scalable payment infrastructure.


Key Achievements

Approximately 2000 transactions processed within three months in production for a utility in Nigeria
Centralized visibility of all transactions and reporting
Reduced duplication of integration work across projects
Improved data reliability and trust in financial reporting
Faster onboarding of new providers and regions


Technology Stack

Frontend: Angular, VanillaJS

Backend: .NET Core, Apache Kafka

Database: PostgreSQL

Cloud Hosting: Azure

Integrations & Frameworks: PCI DSS compliant architecture


Business Impact

The Payment Hub transformed decentralized payment integrations into a centralized, reusable platform. This reduced operational overhead, improved financial visibility, and enabled the client to scale payment operations across multiple countries without rebuilding integrations.


Conclusion

By standardizing payment workflows and introducing a scalable integration layer, Sotex Solutions enabled the client to move from fragmented systems to a unified payment platform. The solution now supports expansion, higher transaction volumes, and improved control over financial operations.


Looking to centralize and scale your payment operations?

Contact Sotex Solutions to design secure and scalable financial platforms tailored to your business.

📧 bd@sotexsolutions.com

🌐 www.sotexsolutions.com

📞 +381-64-165-7193



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