Marks and Spencer Group has agreed with Laura Wade-Gery that, following her maternity leave, she will not be returning to her position as executive director, multi-channel, and will be leaving the company at the end of September.
She will step down from the board with immediate effect.
The group said there are no further changes to the previously announced responsibilities covering her maternity.
Chief executive Steve Rowe said: "Laura has been a great colleague and has achieved much in her role heading our multi-channel business. I am grateful to Laura for her contribution and she leaves M&S with my personal thanks and best wishes."
(LON:MKS) Marks Spencer Group PLC share price was -17.3p at 326.3p