The slight drop in the number of jobs advertised over the summer has rebounded a bit up to 11k jobs in October. I think we can safely put that down to the summer holidays ending. We will have to see what impact the Christmas break has on the stats.
Apart from that, the usual suspects traded places. PHP continues to hold the top spot and Android skills still fail to seriously challenge the Objective C market.
The data for the above is taken from developer jobs found on twitter by Jobs Tractor. If you're a developer looking for work you might want to check out the Jobs Tractor developer jobs board.
If you'd like to keep track of these trends, or see some of the interesting stats within the data set then follow the Jobs Tractor blog where I'll announce new releases of these stats and the other interesting things I find in the data.