She is leaving after rows over pay and donations and will take up a new role as the prime minister's regional envoy.

Keir Starmer’s most senior adviser has resigned just three months after Labour’s UK general election win, a major blow to the premier following weeks of internal infighting and mounting criticism of his political operation.

The political fallout continues after Sue Gray quit as the Downing Street chief of staff, citing fears she was “becoming a distraction” as pressure grows on the prime minister ahead of his first budget.