At least some of Jetbrains' offerings are open source. If you have security concerns, you may be able to alleviate some of them by your own examination.
I'd also encourage you to consider separating your concerns about the Russian government and individuals living in Russia, just as you might other governments and their citizenry.
I'd also encourage you to consider separating your concerns about the Russian government and individuals living in Russia, just as you might other governments and their citizenry.