The 21-year-old has been a Blue since the summer of 2020 and even has an England Under-20 cap.
Now he has put pen to paper on a one-year extension to his contract to see if he can break into the first team.
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He spent most of 2023 out on loan, first with Havant & Waterlooville and then at Bromley.
He did come back to Chelsea in January and played for the Under-21s as they reached the Premier League 2 and Premier League Cup semi finals.
Sharman-Lowe has also been training with the Blues' first team goalkeepers since January.