Contract Operating System Statistics

Contract Job Market Index

Description	Rank 6 Months to 2 May 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%	2,844 6.01%	1,101
Linux	50	Down -19 places-19	£500	-9.09%	1,891 4.00%	903
Windows Server	189	Down -54 places-54	£488	-7.14%	656 1.39%	361
Unix	209	Down -60 places-60	£468	-6.40%	552 1.17%	128
Windows 10	229	Down -69 places-69	£200	-11.11%	512 1.08%	110
Android	286	Down -18 places-18	£450	+12.50%	384 0.81%	170
Apple iOS	333	Down -65 places-65	£450	+12.50%	309 0.65%	126
Red Hat Enterprise Linux	367	Down -130 places-130	£500	-9.09%	269 0.57%	70
Mac OS	419	Down -39 places-39	£252	-22.61%	203 0.43%	96
VMS	479	Down -29 places-29	£500	-6.89%	139 0.29%	59
Ubuntu	533	Down -74 places-74	£525	+5.00%	85 0.18%	60
zOS	535	Down -52 places-52	£493	-3.90%	83 0.18%	9
Windows Server 2016	542	Down -118 places-118	£475	+11.76%	76 0.16%	45
Windows Server 2019	545	Down -110 places-110	£500	-	73 0.15%	36
Solaris	547	Down -74 places-74	£479	-12.84%	71 0.15%	34
AIX	555	Down -89 places-89	£416	-13.55%	63 0.13%	12
Windows 7	566	Down -108 places-108	£212	-11.57%	52 0.11%	13
CentOS	577	Down -130 places-130	£525	-19.23%	41 0.087%	21
Windows Server 2012	581	Down -125 places-125	£515	+21.17%	37 0.078%	20
Embedded Linux	585	Down -86 places-86	£425	-15.00%	33 0.070%	67
Mac OS X	596	Down -98 places-98	£314	-21.75%	22 0.047%	1
Debian	598	Down -82 places-82	£555	+0.90%	20 0.042%	13
Data ONTAP	599	Down -84 places-84	£510	+27.37%	19 0.040%	3
Windows Server 2003	599	Down -101 places-101	£173	-68.34%	19 0.040%	1
FreeRTOS	601	Down -83 places-83	£425	-32.00%	17 0.036%	38
Windows Server 2008	605	Down -95 places-95	£525	+49.78%	13 0.028%	6
SUSE	605	Down -93 places-93	£500	-9.09%	13 0.028%	3