Matt Walker will step down as Kent’s head coach at the end of this season. The 50-year-old has been in the role for eight years but will leave following a disappointing season which will almost certainly end with relegation from Division 1 of the County Championship. Kent also struggled in the T20 Blast, finishing bottom of the South Group with 10 defeats in 14 games. “It’s been an incredible honour to be the head coach of my home county for eight years,” said Walker. “Now is the time for new ideas and new personnel to come in and make their own mark, something that I have enjoyed doing in my …