Executive Summary

Summary of proposals/recommendations:

• Overarching recommendations:

  • Revalidation should be fully integrated into TIS

• User experience recommendations:

  • Revalidation screens and TIS Core screens should be aligned in design terms

  • A robust and reliable service must be provided

  • Proper product support must be provided

• Technology recommendations:

  • The service should be based in the cloud, either AWS or Azure

  • AWS would be the preferred choice as it has a much richer offering than Azure

  • The service should be containerised so that moving cloud providers is relatively easy

  • The service should be implemented using micro-service principles

  • The back end services should be decoupled from the web interface and each other to allow for easy scaling

• Data recommendations:

  • Data items should not be duplicated within TIS

  • TIS identifier should be removed from screens and replaced with GMC/GDC number

  • Correlation Ids should be used on messages so that they can be tracked through the system

  • All data changes should be audited

  • Revalidation data should be exported to the data warehouse to enable reporting from Tableau

• Governance recommendations:

  • There should be a corporate data governance team and data dictionary