Does il me semble que need the subjunctive?

Il me (te, lui...) semble may require the subjunctive, depending on whether it is used affirmatively, negatively, or interrogatively:

Il me semble qu'il le fait.
It seems to me that he does it.

Il ne nous semble pas qu'il le fasse.
It doesn't seem to us that he does it.

Te semble-t-il qu'il le fasse ?
Does it seem to you that he does it?

But also see il semble

The Subjunctivator! | Quiz: Subjunctive or indicative?