Contract Operating System Statistics

Contract Job Market Index

Description	Rank 6 Months to 22 Apr 2026	Rank YoY Change	Median Daily Rate	Median Daily Rate YoY Change	Historical Absolute & Relative Jobs Vacancies	Live Jobs
Windows	27	Down -5 places-5	£415	-2.35%	2,843 6.13%	1,091
Linux	51	Down -19 places-19	£500	-9.09%	1,894 4.09%	926
Windows Server	184	Down -52 places-52	£492	-6.23%	664 1.43%	367
Unix	209	Down -59 places-59	£470	-6.00%	541 1.17%	123
Windows 10	211	Down -48 places-48	£200	-11.11%	535 1.15%	118
Android	284	Down -5 places-5	£425	+6.25%	388 0.84%	176
Apple iOS	333	Down -62 places-62	£425	+3.65%	306 0.66%	140
Red Hat Enterprise Linux	350	Down -115 places-115	£501	-9.00%	287 0.62%	88
Mac OS	418	Down -22 places-22	£239	-36.33%	204 0.44%	98
VMS	463	Down -16 places-16	£500	-7.40%	155 0.33%	39
Ubuntu	533	Down -75 places-75	£525	+5.00%	84 0.18%	63
zOS	540	Down -51 places-51	£493	-3.90%	77 0.17%	19
Windows Server 2016	541	Down -115 places-115	£481	+20.23%	76 0.16%	43
Windows Server 2019	549	Down -109 places-109	£500	+5.26%	68 0.15%	34
Solaris	552	Down -75 places-75	£476	-15.29%	65 0.14%	42
AIX	558	Down -85 places-85	£416	-16.80%	59 0.13%	8
Windows 7	567	Down -110 places-110	£200	-18.57%	50 0.11%	14
Windows Server 2012	576	Down -127 places-127	£488	+18.11%	41 0.088%	19
CentOS	577	Down -128 places-128	£525	-17.64%	40 0.086%	27
Embedded Linux	587	Down -87 places-87	£425	-15.00%	30 0.065%	73
Mac OS X	594	Down -92 places-92	£285	-29.10%	23 0.050%
Windows Server 2003	594	Down -96 places-96	£173	-67.75%	23 0.050%	1
Data ONTAP	598	Down -83 places-83	£510	+4.83%	19 0.041%	6
Debian	598	Down -79 places-79	£555	+0.90%	19 0.041%	17
FreeRTOS	602	Down -81 places-81	£425	-32.00%	15 0.032%	39
Windows Server 2008	603	Down -95 places-95	£513	+41.28%	14 0.030%	5
SUSE	603	Down -86 places-86	£500	-9.09%	14 0.030%	3