Natalie Powell (-78kg) and Ben Fletcher (-100kg) will be competing at their final event ahead of the Olympic Games in Rio next month at the Tyumen Grand Slam in Russia on Sunday 17 July.
Powell goes in as top seed and will face home judoka Aleksandra Babintceva (RUS) in her opening contest while Ben Fletcher will take on Denis Tachii (MDA) first up.
Competition starts at 1100 with live coverage via ippon.tv and ippon.org
Over in Poland British Juniors will be aiming to back up a strong showing over in Hungary last week at the Gdynia Junior European Cup on Saturday 16 and Sunday 17 July.
Acelya Toprak (-57kg) and Lubjana Piovesana (-63kg) both topped the podium in Hungary and will be hoping for more of the same while Lele Nairne makes a long awaited return to the competition mat after a number of months out due to injury. Piovesana also topped the podium in Poland last year.
Peter Miles (-60kg), Eric Ham (-73kg), who won bronze last year, and Rhys Thompson (-100kg) complete the line-up for the weekend.
Women: -44, -48, -52, -57 kg and Men: -55, -60, -66, -73 kg compete on Saturday while Sunday sees Women: -63, -70, -78, +78 kg and Men: -81, -90, -100, +100 kg going for gold.
Competition starts at 0900 GMT on both days with live coverage via eju.net.
Follow @BritishJudo on Twitter on both days for end of day competition updates from Russia and Poland.