Our training gallery of 18 images include this week's signings Jaroslaw Jach and Erdal Rakip as they start to get to know their new team mates in front of the management team at Copers Cope.
The squad have been preparing for the West Ham match at The London Stadium on Tuesday evening and you can now enjoy a selection of our shots from behind the scenes.
Mamadou Sakho has been out with a calf injury since the home draw with Bournemouth but has been working hard with the medical team and has now returned to the training pitch.
Roy Hodgson will be updating us on his fitness at his press conference on Monday but the defender is shown back out in action at our base in Beckenham.
This gallery also features Andros Townsend, who came back ahead of schedule, following a foot injury at Brighton, with a place on the bench at Arsenal.