Teaching-oriented lectureship in a research-oriented university
It's conceivable that such a position would leave you enough time and energy to pursue research at some level of intensity, but it's impossible to say in general; the answer will vary by country, research field, university, and specific position.

Find someone who holds (or has held) this type of position at this university and ask them. Advice from this source is likely to be more disinterested and well-informed than you will get from someone associated with the group offering the position.
If this is impossible, ask someone associated with the group offering the position.