Contract Operating System Statistics in England

Contract Job Market Index

Description	Rank 6 Months to 23 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	-0.24%	2,472 6.23%	859
Linux	55	Down -22 places-22	£518	-5.90%	1,596 4.02%	693
Windows Server	184	Down -58 places-58	£500	-6.75%	588 1.48%	299
Windows 10	206	Down -62 places-62	£200	-11.11%	505 1.27%	90
Unix	220	Down -58 places-58	£472	-7.85%	468 1.18%	81
Android	289	Down -23 places-23	£400	+6.66%	334 0.84%	128
Apple iOS	341	Down -90 places-90	£388	-4.55%	262 0.66%	93
Red Hat Enterprise Linux	372	Down -135 places-135	£500	-11.50%	228 0.57%	66
Mac OS	417	Down -55 places-55	£263	-12.25%	171 0.43%	80
VMS	461	Down -49 places-49	£500	-7.40%	124 0.31%	23
Ubuntu	514	Down -81 places-81	£531	+6.20%	71 0.18%	46
Windows Server 2016	522	Down -119 places-119	£463	+5.71%	63 0.16%	35
zOS	525	Down -68 places-68	£475	-5.00%	60 0.15%	11
AIX	529	Down -77 places-77	£416	-12.42%	56 0.14%	6
Solaris	531	Down -82 places-82	£479	-12.84%	54 0.14%	26
Windows Server 2019	533	Down -119 places-119	£488	-7.14%	52 0.13%	32
Windows 7	538	Down -106 places-106	£206	-8.56%	47 0.12%	11
CentOS	546	Down -130 places-130	£525	-19.23%	39 0.098%	15
Windows Server 2012	546	Down -120 places-120	£475	-	39 0.098%	17
Mac OS X	563	Down -102 places-102	£314	-21.95%	22 0.055%
Windows Server 2003	563	Down -105 places-105	£173	-67.84%	22 0.055%	1
Debian	566	Down -88 places-88	£555	+0.90%	19 0.048%	10
Data ONTAP	567	Down -84 places-84	£510	+10.16%	18 0.045%	3
Embedded Linux	568	Down -107 places-107	£500	-	17 0.043%	54
FreeRTOS	570	Down -89 places-89	£425	-32.00%	15 0.038%	30
Windows Server 2008	574	Down -104 places-104	£513	+36.66%	11 0.028%	5