| Microsoft Windows NT |
| 3 months to
19 Mar 2010 | Same period 2009 | Same period 2008 |
| Rank | 324 | 252 | 306 |
| Rank change year-on-year |
 -72 |  +54 |
|
| Matching contract IT job ads | 39 | 47 | 125 |
| As % of all contract IT jobs located in London | 0.151 % | 0.285 % | 0.341 % |
| As % of the Operating Systems category | 0.842 % | 1.611 % | 1.712 % |
| Daily rates quoted | 17 | 14 | 23 |
| Average daily rate | £256 | £288 | £375 |
| Average daily rate % change year-on-year | |
| 90% of contracts offered a daily rate of more than | £125 | £175 | £120 |
| 10% of contracts offered a daily rate of more than | £475 | £315 | £515 |
| UK excluding London average daily rate | £148 | £218 | £324 |
| % change year-on-year | |
| Hourly rates quoted | 8 | 8 | 32 |
| Average hourly rate | £17.25 | £17.67 | £18.25 |
| Average hourly rate % change year-on-year | |
| 90% of contracts offered a hourly rate of more than | £12.00 | £14.70 | £14.50 |
| 10% of contracts offered a hourly rate of more than | £29.25 | £25.60 | £28.27 |
| UK excluding London average hourly rate | £16.50 | £14.75 | £14.25 |
| % change year-on-year | |
|
|
Contract IT job ads with a match in the
Operating Systems category | 4632 | 2917 | 7303 |
| As % of all contract IT jobs located in London | 17.88 % | 17.67 % | 19.93 % |
| Daily rates quoted | 2370 | 1070 | 2525 |
| Average daily rate | £425 | £375 | £416 |
| Average daily rate % change year-on-year | |
| 90% of contracts offered a daily rate of more than | £250 | £200 | £220 |
| 10% of contracts offered a daily rate of more than | £575 | £500 | £600 |
| UK excluding London average daily rate | £313 | £310 | £335 |
| % change year-on-year | |
| Hourly rates quoted | 244 | 274 | 740 |
| Average hourly rate | £19.50 | £20.00 | £19.25 |
| Average hourly rate % change year-on-year | |
| 90% of contracts offered a hourly rate of more than | £12.20 | £12.50 | £12.50 |
| 10% of contracts offered a hourly rate of more than | £40.00 | £37.50 | £35.00 |
| UK excluding London average hourly rate | £15.00 | £17.50 | £18.00 |
| % change year-on-year | |
|
Daily contractor rates and hourly contractor rates are treated separately. When calculating average contractor rates, daily rates are not derived from quoted hourly rates or vice versa.
The chart provides a 3-month moving total beginning in 2004 of IT contractor jobs citing Windows NT across the London region as a proportion of the total demand within the Operating Systems category.
