“When I took on this role I understood the challenges that lay ahead in a difficult time for the football club.
“I am proud of the achievements that we made, and I am proud of the academy players that have made their step into the first team and performed so well. They are the future of the club.
“I am disappointed not to have had the time this season to take the club forward and bring it to the next level.
“I want to thank Mr Abramovich, the board, players, my coaching team and everyone at the club for their hard work and dedication, especially in these unprecedented and challenging times.
“I wish the team and the club every success for the future.”