January 2026 monthly summary for NHSDigital development: Key features delivered: - Function App Error Alerting: Enabled 4xx and 5xx error alerts for NHSDigital/dtos-cohort-manager Function Apps across sandbox and production environments. This included infrastructure updates to support new alerting capabilities and a refresh of the GPG key setup documentation to improve compliance and troubleshooting. - Key Vault Secret Expiration Alerting: Implemented alerts for Key Vault secrets nearing expiration or already expired in NHSDigital/dtos-devops-templates, enhancing security posture and governance over secret lifecycles. Major bugs fixed: - No separate critical bug fixes were recorded this month; efforts focused on feature enablement and coverage enhancements for observability and secrets management. Overall impact and accomplishments: - Strengthened observability and operational resilience by providing proactive error monitoring for function apps and proactive secret lifecycle alerts, reducing MTTR and preventing credential-related incidents. - Achieved cross-repo consistency in alerting practices, enabling faster incident response and easier onboarding for security/compliance checks. Technologies/skills demonstrated: - Azure Functions, application alerting and monitoring, and infrastructure updates to support new features. - Azure Key Vault secrecy lifecycle management and alerting. - DevOps templates and documentation improvements, including security-related documentation (GPG key setup). - Clear Git-based traceability with issue-oriented commits.