Contract Operating System Statistics

Contract Job Market Index

Description	Rank 6 Months to 20 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%	2,847 6.15%	1,044
Linux	51	Down -19 places-19	£500	-9.09%	1,886 4.08%	876
Windows Server	186	Down -57 places-57	£500	-4.76%	665 1.44%	358
Unix	215	Down -70 places-70	£469	-6.20%	537 1.16%	104
Windows 10	216	Down -61 places-61	£200	-11.11%	534 1.15%	107
Android	280	Down -4 places-4	£425	+6.25%	395 0.85%	190
Apple iOS	335	Down -69 places-69	£425	+1.73%	309 0.67%	152
Red Hat Enterprise Linux	355	Down -124 places-124	£508	-7.63%	280 0.61%	87
Mac OS	420	Down -26 places-26	£228	-37.24%	205 0.44%	96
VMS	461	Down -17 places-17	£500	-7.40%	160 0.35%	39
Ubuntu	537	Down -84 places-84	£525	+5.00%	84 0.18%	58
zOS	545	Down -61 places-61	£486	-5.12%	76 0.16%	14
Windows Server 2016	546	Down -124 places-124	£481	+20.16%	75 0.16%	39
Windows Server 2019	554	Down -117 places-117	£500	+8.10%	67 0.14%	31
Solaris	557	Down -85 places-85	£475	-15.51%	64 0.14%	38
AIX	561	Down -93 places-93	£416	-16.80%	60 0.13%	7
Windows 7	572	Down -118 places-118	£200	-18.57%	49 0.11%	10
CentOS	581	Down -136 places-136	£525	-19.23%	40 0.087%	28
Windows Server 2012	582	Down -141 places-141	£488	+21.87%	39 0.084%	19
Embedded Linux	591	Down -96 places-96	£425	-15.00%	30 0.065%	66
Mac OS X	598	Down -101 places-101	£285	-29.10%	23 0.050%
Windows Server 2003	598	Down -105 places-105	£173	-67.75%	23 0.050%	1
Data ONTAP	602	Down -92 places-92	£510	+4.83%	19 0.041%	6
Debian	602	Down -88 places-88	£555	+0.90%	19 0.041%	13
FreeRTOS	606	Down -90 places-90	£425	-32.00%	15 0.032%	41
Windows Server 2008	607	Down -104 places-104	£513	+41.28%	14 0.030%	6