Reports suggest that claimants could get more time to seek support before Labour's welfare cuts are implemented under 'tweaks' being considered by the Prime Minister.
Fourteen MPs who entered the Commons just last year are among the signatories of a letter demanding he and Chancellor Rachel Reeves U-turn on cuts due to be voted on next week.
The Tories lost more than 600 councillors and all 15 of the councils they controlled going into Thursday's contest - among the worst results in the party's history.
Number 10 officials are glad Keir Starmer chose the past week to be on holiday. 'With Arsenal beating Real Madrid, he'd have been insufferable,' one senior staffer joked.