Pinder joined the Swans at the beginning of the 2023-24 campaign, having spent nine years with Cardiff Met Women before joining.
The forward brings with her a strong winning mentality, having picked up five Genero Adran Premier titles with Cardiff Met.
Pinder made her debut for the Swans in the opening game of the 2023-24 season against Wrexham, netting her first goal for the club in the 3-3 draw.