Manchester United announced the departure of Jose Mourinho, 55, in a short statement posted on the club's official website on Tuesday.
"Manchester United announces that manager Jose Mourinho has left the club with immediate effect," the statement said. "The club would like to thank Jose for his work during his time at Manchester United and to wish him success in the future.
Manchester United has announced that Jose Mourinho has left the Club.
— Manchester United (@ManUtd) December 18, 2018
We would like to thank him for his work during his time at Manchester United and wish him success in the future. #MUFC
The stated added that a caretaker manager would run the club until the end of the current season "while the club conducts a thorough recruitment process for a new, full-time manager."
Mourinho leaves the club with United in sixth place in the table on 26 points from 17 matches, including their 3-1 defeat by league leaders Liverpool on Sunday, which left them 19 points out of first place.
Mourinho won the Europa League and the League Cup in his first season with the club, 2016-17, before guiding the team to second in the league and reaching the FA Cup final last season.
The full statement of the club has been reproduced below:
The club would like to thank Jose for his work during his time at Manchester United and to wish him success in the future. A new caretaker manager will be appointed until the end of the current season, while the club conducts a thorough recruitment process for a new, full-time manager.