The table below looks at the statistics for CentOS skills in IT jobs advertised for the Cambridgeshire region. Included is a guide to the average salaries offered in IT jobs that have cited CentOS over the 3 months to 22 September 2014 with a comparison to the same period in the previous 2 years.

Location
3 months to
22 Sep 2014
Same period 2013 Same period 2012
CentOS Linux
Rank 117 115 125
Rank change year-on-year
-2 +10
Permanent jobs citing CentOS 21 24 30
As % of all permanent IT jobs located in Cambridgeshire 0.86% 1.06% 0.99%
As % of the Operating Systems category 2.77% 3.07% 3.37%
Number of salaries quoted 16 24 25
Average salary £42,000 £40,000 £45,000
Average salary % change year-on-year
+5.00% -11.11%
UK excluding London average salary £41,500 £40,000 £37,500
% change year-on-year
+3.75% +6.66%
CentOS
East of England

The following table is for comparison with the above and provides statistics for the entire Operating Systems category in permanent jobs advertised in the Cambridgeshire region.

Operating Systems Category
Cambridgeshire
Permanent IT job ads with a match in the
Operating Systems category
759 781 891
As % of all permanent IT jobs located in Cambridgeshire 31.13% 34.60% 29.43%
Number of salaries quoted 613 663 750
Average salary £40,000 £37,500 £40,000
Average salary % change year-on-year
+6.66% -6.25%
90% offered a salary of more than £25,000 £27,500 £27,203
10% offered a salary of more than £55,000 £50,000 £55,000
UK excluding London average salary £36,500 £37,500 £37,500
% change year-on-year
-2.66% -

CentOS
Jobs Demand Trend in Cambridgeshire

This chart provides a 3-month moving total of permanent IT jobs citing CentOS across the Cambridgeshire region as a proportion of the total demand within the Operating Systems category.

CentOS Jobs Demand Trend in Cambridgeshire

CentOS
Salary Trend in Cambridgeshire

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing CentOS across the Cambridgeshire region.

CentOS Salary Trend in Cambridgeshire

CentOS
Job Locations in Cambridgeshire

The table below looks at the demand and provides a guide to the average salaries quoted in IT jobs citing CentOS within the Cambridgeshire region over the 3 months to 22 September 2014. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location
(Use links below to see detailed
statistics and historical trends)
Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Average Salary
Last 3 Months
Average Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
Cambridge +15 21 £42,000 +20.00%
CentOS
East of England

CentOS
Top 30 Related IT Skills in Cambridgeshire

For the 6 months to 22 September 2014, IT jobs across the Cambridgeshire region citing CentOS also mentioned the following IT skills in order of popularity. The figures indicate the number of jobs and their proportion against the total number of IT job ads sampled that cited CentOS.

1 44 (81.48%) Red Hat
2 39 (72.22%) Linux
3 38 (70.37%) Perl
4 31 (57.41%) UNIX
5 28 (51.85%) Bash Shell
6 26 (48.15%) Ubuntu
7 25 (46.30%) Oracle
8 20 (37.04%) VMware
8 20 (37.04%) Red Hat Enterprise Linux
9 19 (35.19%) MySQL
10 18 (33.33%) ITIL
10 18 (33.33%) Microsoft
11 17 (31.48%) Apache
11 17 (31.48%) Oracle Database
12 16 (29.63%) Python
12 16 (29.63%) SQL
12 16 (29.63%) Active Directory
13 15 (27.78%) ERP
13 15 (27.78%) T-SQL
13 15 (27.78%) SAP
13 15 (27.78%) RHCE
13 15 (27.78%) Oracle EBS
13 15 (27.78%) Migration
13 15 (27.78%) Performance Tuning
13 15 (27.78%) SCOM
14 13 (24.07%) VMware ESX
14 13 (24.07%) DHCP
15 12 (22.22%) DNS
15 12 (22.22%) HP
16 11 (20.37%) E-Commerce

CentOS
Top Related IT Skills in Cambridgeshire by Category

For the 6 months to 22 September 2014, IT jobs across the Cambridgeshire region citing CentOS also mentioned the following IT skills grouped by category. The figures indicate the number of jobs and their proportion against the total number of IT job ads sampled that cited CentOS. Up to 20 skills are shown per category.

Application Platforms
1 17 (31.48%) Apache
2 3 (5.56%) MS Exchange
3 2 (3.70%) Exchange Server 2010
3 2 (3.70%) nginx
3 2 (3.70%) iPlanet
Applications
1 3 (5.56%) MS Excel
Business Applications
1 15 (27.78%) Oracle EBS
2 1 (1.85%) Dynamics NAV
2 1 (1.85%) Dynamics CRM
Communications & Networking
1 13 (24.07%) DHCP
2 12 (22.22%) DNS
3 5 (9.26%) LDAP
4 4 (7.41%) SAN
5 3 (5.56%) TCP/IP
5 3 (5.56%) OpenLDAP
6 2 (3.70%) VPN
6 2 (3.70%) Firewall
7 1 (1.85%) IPv4
7 1 (1.85%) OSPF
7 1 (1.85%) Wireless
7 1 (1.85%) IPsec
7 1 (1.85%) RIP
7 1 (1.85%) SSL
7 1 (1.85%) OpenVPN
7 1 (1.85%) VLAN
7 1 (1.85%) iSCSI
Database & Business Intelligence
1 19 (35.19%) MySQL
2 17 (31.48%) Oracle Database
3 2 (3.70%) Oracle Database 11g
3 2 (3.70%) Relational Database
3 2 (3.70%) PostgreSQL
4 1 (1.85%) SQL Server
General
1 10 (18.52%) Pharmaceutical
2 8 (14.81%) Manufacturing
3 3 (5.56%) Telecoms
4 1 (1.85%) Finance
Job Titles
1 36 (66.67%) Systems Administrator
1 36 (66.67%) Administrator
2 32 (59.26%) Linux Systems Administrator
2 32 (59.26%) Linux Administrator
3 11 (20.37%) UNIX Administrator
4 9 (16.67%) Linux Engineer
5 8 (14.81%) Senior UNIX Administrator
6 7 (12.96%) Support Engineer
7 5 (9.26%) Technical Support
7 5 (9.26%) Technical Engineer
7 5 (9.26%) Technical Support Engineer
7 5 (9.26%) Linux DevOps Engineer
7 5 (9.26%) DevOps Engineer
8 3 (5.56%) Systems Engineer
8 3 (5.56%) UNIX Systems Administrator
8 3 (5.56%) DevOps Administrator
9 2 (3.70%) Team Leader
10 1 (1.85%) Infrastructure Engineer
10 1 (1.85%) Senior Windows Administrator
10 1 (1.85%) Windows Systems Administrator
Libraries, Frameworks & Software Standards
1 1 (1.85%) LAMP
Miscellaneous
1 10 (18.52%) PKI
2 2 (3.70%) Clustering
Operating Systems
1 39 (72.22%) Linux
2 31 (57.41%) UNIX
3 26 (48.15%) Ubuntu
4 20 (37.04%) Red Hat Enterprise Linux
5 11 (20.37%) Debian
6 10 (18.52%) Solaris
7 5 (9.26%) Windows
8 3 (5.56%) Windows Server 2008
9 2 (3.70%) Windows Server 2003
10 1 (1.85%) Windows Server 2012
Processes & Methodologies
1 18 (33.33%) ITIL
2 15 (27.78%) ERP
2 15 (27.78%) Migration
2 15 (27.78%) Performance Tuning
3 11 (20.37%) E-Commerce
4 10 (18.52%) DevOps
4 10 (18.52%) Data Analysis
5 5 (9.26%) Online Security
6 3 (5.56%) Configuration Management
7 2 (3.70%) Load Balancing
8 1 (1.85%) CRM
Programming Languages
1 38 (70.37%) Perl
2 28 (51.85%) Bash Shell
3 16 (29.63%) Python
3 16 (29.63%) SQL
4 15 (27.78%) T-SQL
5 5 (9.26%) Shell Script
6 4 (7.41%) Bourne shell
7 2 (3.70%) PowerShell
7 2 (3.70%) Ruby
Qualifications
1 15 (27.78%) RHCE
2 10 (18.52%) OCP
2 10 (18.52%) Oracle Certification
3 1 (1.85%) Microsoft Certification
3 1 (1.85%) MCSE
3 1 (1.85%) MCSA
System Software
1 16 (29.63%) Active Directory
2 13 (24.07%) VMware ESX
3 10 (18.52%) vSphere
3 10 (18.52%) Oracle RMAN
4 3 (5.56%) NFS
5 2 (3.70%) VMware Infrastructure
5 2 (3.70%) Sendmail
6 1 (1.85%) Xen
6 1 (1.85%) Hyper-V
Systems Management
1 15 (27.78%) SCOM
2 11 (20.37%) Puppet
3 10 (18.52%) EMC NetWorker
3 10 (18.52%) SCCM
3 10 (18.52%) Oracle Enterprise Manager
4 4 (7.41%) CFEngine
5 2 (3.70%) Ansible
5 2 (3.70%) Opscode Chef
5 2 (3.70%) Nagios
6 1 (1.85%) BladeLogic
6 1 (1.85%) ZABBIX
6 1 (1.85%) Munin
Vendors
1 44 (81.48%) Red Hat
2 25 (46.30%) Oracle
3 20 (37.04%) VMware
4 18 (33.33%) Microsoft
5 15 (27.78%) SAP
6 12 (22.22%) HP
7 10 (18.52%) IBM
7 10 (18.52%) Dell
7 10 (18.52%) EMC
8 2 (3.70%) ProCurve
8 2 (3.70%) Vertica
8 2 (3.70%) NetApp
9 1 (1.85%) Citrix
9 1 (1.85%) Cisco
9 1 (1.85%) New Relic
9 1 (1.85%) SolarWinds