Contract Operating System Statistics

Contract Job Market Index

Description	Rank 6 Months to 3 Jun 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	£425	-	2,889 5.91%	1,217
Linux	51	Down -19 places-19	£500	-6.97%	1,885 3.86%	1,095
Windows Server	190	Down -55 places-55	£475	-9.52%	691 1.41%	386
Unix	219	Down -57 places-57	£469	-4.67%	575 1.18%	127
Windows 10	249	Down -95 places-95	£200	-14.43%	501 1.03%	107
Android	308	Down -52 places-52	£465	+16.25%	373 0.76%	230
Apple iOS	328	Down -40 places-40	£450	+12.50%	341 0.70%	175
Red Hat Enterprise Linux	359	Down -87 places-87	£500	-7.74%	301 0.62%	57
Mac OS	427	Down -56 places-56	£250	-23.07%	212 0.43%	117
VMS	517	Down -69 places-69	£500	-4.76%	116 0.24%	40
Solaris	532	Down -65 places-65	£488	-15.14%	101 0.21%	19
Ubuntu	536	Down -83 places-83	£509	+1.75%	97 0.20%	50
Windows Server 2019	552	Down -132 places-132	£500	-9.09%	81 0.17%	33
zOS	553	Down -70 places-70	£520	+6.56%	80 0.16%	6
Windows Server 2016	563	Down -148 places-148	£475	-5.00%	70 0.14%	28
AIX	565	Down -89 places-89	£443	-6.84%	68 0.14%	10
Windows 7	580	Down -122 places-122	£263	+5.00%	53 0.11%	7
CentOS	589	Down -118 places-118	£503	-8.63%	44 0.090%	12
Windows Server 2012	595	Down -134 places-134	£488	-2.50%	38 0.078%	14
Embedded Linux	598	Down -94 places-94	£433	-19.53%	35 0.072%	100
Data ONTAP	612	Down -97 places-97	£510	+7.94%	21 0.043%	2
Mac OS X	613	Down -103 places-103	£400	+50.94%	20 0.041%	3
Debian	613	Down -99 places-99	£590	+7.27%	20 0.041%	15
Windows Server 2003	614	Down -122 places-122	£212	-60.49%	19 0.039%
Windows Server 2008	615	Down -105 places-105	£525	+82.60%	18 0.037%	4
FreeRTOS	616	Down -98 places-98	£288	-	17 0.035%	28