Write-up published
Resolved
The issue has not recurred and is now confirmed as resolved.
Monitoring
Queues have now cleared and the backlog of calls has been fully processed. We're continuing to monitor closely over the next couple of hours to confirm there's no recurrence before marking this fully resolved.
Investigating
We are currently experiencing a backlog which is causing delays in call processing. Our team is actively investigating and has already taken steps to increase processing capacity to help clear the backlog more quickly.