Contract Operating System Statistics in England

Contract Job Market Index

Description	Rank 6 Months to 31 May 2026	Rank YoY Change	Median Daily Rate	Median Daily Rate YoY Change	Historical Absolute & Relative Jobs Vacancies	Live Jobs
Windows	27	Down -7 places-7	£422	-0.82%	2,526 6.02%	787
Linux	55	Down -21 places-21	£512	-6.95%	1,615 3.85%	480
Windows Server	188	Down -60 places-60	£475	-13.63%	599 1.43%	286
Unix	221	Down -44 places-44	£469	-4.38%	493 1.17%	51
Windows 10	231	Down -84 places-84	£200	-15.78%	469 1.12%	87
Android	305	Down -53 places-53	£455	+13.75%	316 0.75%	86
Apple iOS	328	Down -52 places-52	£407	+1.81%	290 0.69%	65
Red Hat Enterprise Linux	362	Down -85 places-85	£500	-9.25%	251 0.60%	39
Mac OS	418	Down -68 places-68	£250	-20.00%	184 0.44%	77
VMS	505	Down -87 places-87	£500	-5.83%	97 0.23%	19
Solaris	514	Down -66 places-66	£491	-10.77%	88 0.21%	9
Ubuntu	514	Down -83 places-83	£503	+0.50%	88 0.21%	21
Windows Server 2019	536	Down -142 places-142	£494	-10.22%	66 0.16%	27
AIX	539	Down -81 places-81	£436	-3.11%	63 0.15%	3
zOS	539	Down -83 places-83	£500	+10.19%	63 0.15%	1
Windows Server 2016	542	Down -148 places-148	£463	-11.90%	60 0.14%	22
Windows 7	554	Down -121 places-121	£269	+7.50%	48 0.11%	8
CentOS	559	Down -120 places-120	£503	-8.63%	43 0.10%	12
Windows Server 2012	566	Down -130 places-130	£475	-9.52%	36 0.086%	10
Embedded Linux	580	Down -109 places-109	£575	+6.97%	22 0.052%	32
Debian	580	Down -101 places-101	£575	+4.54%	22 0.052%	11
Mac OS X	582	Down -105 places-105	£400	+42.85%	20 0.048%	1
Data ONTAP	583	Down -97 places-97	£519	+29.75%	19 0.045%
Windows Server 2003	584	Down -126 places-126	£212	-60.49%	18 0.043%
FreeRTOS	585	Down -101 places-101	£288	-	17 0.041%	12
Windows Server 2008	590	Down -112 places-112	£525	+100.00%	12 0.029%	4