If you are interested in applying for a PhD in our group, see here: http://alg-geom.group.shef.ac.uk/phd/.
If you are looking for a postdoc in algebraic geometry, live outside the UK and would like to apply for a position in Sheffield under my supervision, take a look at the Newton Fellowship. See also here: http://alg-geom.group.shef.ac.uk/positions/.