Jews obviously used to pray similar to how we pray. After all, all the prophets of old also practiced salaat.
This is a diagram in the book To Pray as a Jew
As you can see, the traditional Jewish prayer includes qiyaam, ruku, and sajda.
Now very few Jews continue to pray like this, but there are still, for example, the person in this video is showing the traditional Jewish prayer:
Here you can notice that they even grasp their right hand over their left hand and place it over the chest (not below the navel), which is the Sunnah of the Prophet صلى الله عليه وسلم