Contract Operating System Statistics in England

Contract Job Market Index

Description	Rank 6 Months to 21 Apr 2026	Rank YoY Change	Median Daily Rate	Median Daily Rate YoY Change	Historical Absolute & Relative Jobs Vacancies	Live Jobs
Windows	27	Down -6 places-6	£415	-1.30%	2,469 6.24%	911
Linux	55	Down -24 places-24	£515	-6.36%	1,595 4.03%	754
Windows Server	181	Down -63 places-63	£500	-6.54%	579 1.46%	311
Windows 10	198	Down -63 places-63	£200	-11.11%	511 1.29%	100
Unix	219	Down -67 places-67	£472	-7.85%	459 1.16%	89
Android	276	Down -17 places-17	£400	+9.58%	338 0.85%	143
Apple iOS	323	Down -82 places-82	£375	-8.53%	266 0.67%	106
Red Hat Enterprise Linux	356	Down -133 places-133	£500	-11.11%	229 0.58%	75
Mac OS	406	Down -56 places-56	£251	-16.41%	173 0.44%	83
VMS	452	Down -55 places-55	£500	-8.25%	125 0.32%	30
Ubuntu	505	Down -92 places-92	£531	+6.20%	72 0.18%	54
Windows Server 2016	513	Down -127 places-127	£463	+2.77%	64 0.16%	34
zOS	517	Down -76 places-76	£475	-8.43%	60 0.15%	9
AIX	521	Down -85 places-85	£416	-12.42%	56 0.14%	4
Solaris	524	Down -91 places-91	£479	-12.84%	53 0.13%	23
Windows Server 2019	525	Down -126 places-126	£488	-7.14%	52 0.13%	30
Windows 7	531	Down -112 places-112	£206	-8.56%	46 0.12%	10
CentOS	538	Down -139 places-139	£525	-19.23%	39 0.099%	23
Windows Server 2012	539	Down -132 places-132	£475	-	38 0.096%	17
Mac OS X	554	Down -109 places-109	£285	-29.10%	23 0.058%
Windows Server 2003	555	Down -113 places-113	£173	-67.84%	22 0.056%	1
Debian	558	Down -96 places-96	£555	+0.90%	19 0.048%	11
Data ONTAP	559	Down -94 places-94	£510	+1.79%	18 0.046%	5
Embedded Linux	560	Down -116 places-116	£500	-	17 0.043%	61
FreeRTOS	562	Down -97 places-97	£425	-32.00%	15 0.038%	33
Windows Server 2008	566	Down -112 places-112	£513	+36.66%	11 0.028%	5