They maybe do not speak a perfect English but know it enough to read docs, blogs etc.
France has an obsession about its language (which is wonderful) and believes that the whole world should adapt (which is dumb in tech). You should attend some union meetings where all docs are expected to be in French "because that's the law". The reality of the world is not a concern of theirs.
Source: I am French, work in tech and see how much this illusion of "everything in French" hurts us.
If you do not speak English then either learn, or work outside dev.
France has an obsession about its language (which is wonderful) and believes that the whole world should adapt (which is dumb in tech). You should attend some union meetings where all docs are expected to be in French "because that's the law". The reality of the world is not a concern of theirs.
Source: I am French, work in tech and see how much this illusion of "everything in French" hurts us. If you do not speak English then either learn, or work outside dev.