interesting finding. I'm not sure, but this could be the male of Holopyga mercetiKimsey or H. duplicata Linsenmaier. However, not even Linsenmaier (1997) was able to separate males of these two species.
Next up, something I feel rather confident in my ID, it should be Chrysismerceti (Trautmann, 1926) an Iberian endemic from what I can gather. Sadly the camera did not ...