The first table below looks at the demand for CentOS skills in IT jobs advertised for the East of England region. Included is a guide to the average salaries offered in IT jobs that have cited CentOS over the 3 months to 24 May 2013 with a comparison to the same period in the previous 2 years. The second table is for comparison and provides aggregates for all of the Operating Systems category for the East of England region.

Location
3 months to
24 May 2013
Same period 2012 Same period 2011
CentOS Linux
Rank 222 228 263
Rank change year-on-year
+6 +35
Permanent jobs citing CentOS 42 39 15
As % of all permanent IT jobs located in the East of England 0.508% 0.448% 0.157%
As % of the Operating Systems category 1.660% 1.503% 0.563%
Number of salaries quoted 39 37 14
Average salary £40,000 £42,500 £33,250
Average salary % change year-on-year
-5.88% +27.81%
90% offered a salary of more than £33,500 £39,000 £27,500
10% offered a salary of more than £50,500 £50,000 £40,000
UK excluding London average salary £38,500 £37,500 £36,000
% change year-on-year
+2.66% +4.16%
All Operating Systems
East of England
Permanent IT job ads with a match in the
Operating Systems category
2530 2595 2663
As % of all permanent IT jobs located in the East of England 30.61% 29.83% 27.91%
Number of salaries quoted 2170 2128 2230
Average salary £37,500 £38,500 £37,500
Average salary % change year-on-year
-2.59% +2.66%
90% offered a salary of more than £26,000 £25,000 £25,000
10% offered a salary of more than £53,000 £52,500 £52,500
UK excluding London average salary £37,500 £37,500 £35,000
% change year-on-year
- +7.14%
CentOS
England

CentOS
Jobs Demand Trend

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

East of England CentOS Jobs Demand Trend

CentOS
Salary Trend

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

East of England CentOS Salary Trend

CentOS
Salary Histogram

This chart provides a salary histogram for IT jobs citing CentOS across the East of England region over the 3 months to 24 May 2013.

East of England CentOS Salary Histogram

CentOS
Job Locations

The table below looks at the demand and provides a guide to the average salaries quoted in IT jobs citing CentOS within the East of England region over the 3 months to 24 May 2013. 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
(Click each for more statistics)
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
Cambridgeshire -4 18 £42,500 -
Essex +24 11 £37,500 -11.76%
Hertfordshire +20 11 £46,250 +156.94%
Suffolk - 2 £35,000 -
CentOS
England

CentOS
Top 30 Related IT Skills

For the 6 months to 24 May 2013, IT jobs across the East of England 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 96 (88.89%) Linux
2 89 (82.41%) Red Hat
3 79 (73.15%) Apache
4 77 (71.30%) MySQL
5 68 (62.96%) Bash shell
6 62 (57.41%) PHP
7 59 (54.63%) Perl
8 53 (49.07%) DNS
9 38 (35.19%) Clustering
10 34 (31.48%) Time Management
11 26 (24.07%) Ubuntu
12 25 (23.15%) Windows
13 24 (22.22%) TCP/IP
14 21 (19.44%) Python
14 21 (19.44%) Load Balancing
15 20 (18.52%) Debian
16 19 (17.59%) Subversion
16 19 (17.59%) UNIX
17 18 (16.67%) JavaScript
18 16 (14.81%) CSS
19 15 (13.89%) jQuery
20 14 (12.96%) SaaS
20 14 (12.96%) HTML
20 14 (12.96%) Web Services
20 14 (12.96%) Eclipse
20 14 (12.96%) SSH
20 14 (12.96%) LAMP
21 13 (12.04%) SAN
21 13 (12.04%) MVC
21 13 (12.04%) OO

CentOS
Top Related IT Skills by Category

For the 6 months to 24 May 2013, IT jobs across the East of England 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 Development
1 16 (14.81%) CSS
2 15 (13.89%) jQuery
3 14 (12.96%) HTML
3 14 (12.96%) Web Services
3 14 (12.96%) LAMP
4 11 (10.19%) Ajax
4 11 (10.19%) Zend Framework
5 10 (9.259%) .NET
6 5 (4.630%) HTML5
7 3 (2.778%) JSP
7 3 (2.778%) Struts
7 3 (2.778%) Hibernate
7 3 (2.778%) CSS3
7 3 (2.778%) Struts2
8 2 (1.852%) WSE
8 2 (1.852%) FastCGI
8 2 (1.852%) XHTML
8 2 (1.852%) SOAP
9 1 (0.926%) REST
9 1 (0.926%) Apache CXF
Application Platforms
1 79 (73.15%) Apache
2 13 (12.04%) nginx
3 7 (6.481%) Tomcat
4 6 (5.556%) Moodle
4 6 (5.556%) Magento
4 6 (5.556%) Joomla!
4 6 (5.556%) WordPress
5 3 (2.778%) IIS
5 3 (2.778%) Confluence
5 3 (2.778%) Amazon EC2
5 3 (2.778%) Amazon AWS
6 2 (1.852%) Drupal
6 2 (1.852%) MS Exchange
7 1 (0.926%) Blackberry Enterprise Server
7 1 (0.926%) Apache Solr
7 1 (0.926%) Google App Engine
7 1 (0.926%) Jetty
Applications
1 2 (1.852%) MS Excel
2 1 (0.926%) MS Office
Communications & Networking
1 53 (49.07%) DNS
2 24 (22.22%) TCP/IP
3 14 (12.96%) SSH
4 13 (12.04%) SAN
5 11 (10.19%) Firewall
6 10 (9.259%) Internet
6 10 (9.259%) SSL
6 10 (9.259%) Ethernet
7 9 (8.333%) FTP
7 9 (8.333%) POP3
7 9 (8.333%) IMAP
8 8 (7.407%) SMTP
8 8 (7.407%) DHCP
9 6 (5.556%) VLAN
9 6 (5.556%) LAN
10 3 (2.778%) WAN
10 3 (2.778%) NAS
11 2 (1.852%) Wireshark
11 2 (1.852%) iSCSI
11 2 (1.852%) tcpdump
Database & Business Intelligence
1 77 (71.30%) MySQL
2 13 (12.04%) SQL Server
3 7 (6.481%) MongoDB
4 3 (2.778%) NoSQL
4 3 (2.778%) Redis
4 3 (2.778%) Amazon RDS
5 2 (1.852%) PostgreSQL
6 1 (0.926%) RDBMS
6 1 (0.926%) Oracle 8/8i
Development Applications
1 19 (17.59%) Subversion
2 14 (12.96%) Eclipse
3 11 (10.19%) Firebug
4 4 (3.704%) Jenkins
5 3 (2.778%) IntelliJ
5 3 (2.778%) FishEye
5 3 (2.778%) Atlassian Bamboo
5 3 (2.778%) JIRA
6 2 (1.852%) Selenium
6 2 (1.852%) Maven
7 1 (0.926%) Ant
7 1 (0.926%) GitHub
7 1 (0.926%) Git (software)
General
1 11 (10.19%) Marketing
2 3 (2.778%) Automotive
3 2 (1.852%) Finance
4 1 (0.926%) Law
4 1 (0.926%) Interactive Media
Job Titles
1 72 (66.67%) Administrator
2 63 (58.33%) Linux Administrator
3 61 (56.48%) Systems Administrator
4 58 (53.70%) Linux Systems Administrator
5 26 (24.07%) Developer
6 17 (15.74%) Web Administrator
7 11 (10.19%) Programmer
8 9 (8.333%) Systems Engineer
9 8 (7.407%) Linux Engineer
10 3 (2.778%) Support Engineer
10 3 (2.778%) Linux Support
10 3 (2.778%) Senior Linux Administrator
10 3 (2.778%) Java Developer
10 3 (2.778%) Help Desk Administrator
10 3 (2.778%) Linux Support Engineer
11 2 (1.852%) Drupal Developer
11 2 (1.852%) PHP Drupal Developer
11 2 (1.852%) PHP MySQL Developer
11 2 (1.852%) Storage Systems Administrator
11 2 (1.852%) PHP Developer
Miscellaneous
1 38 (35.19%) Clustering
2 14 (12.96%) SaaS
3 10 (9.259%) Cloud Computing
4 8 (7.407%) Replication
5 7 (6.481%) Open Source
6 2 (1.852%) Mobile App
7 1 (0.926%) EqualLogic
Operating Systems
1 96 (88.89%) Linux
2 26 (24.07%) Ubuntu
3 25 (23.15%) Windows
4 20 (18.52%) Debian
5 19 (17.59%) UNIX
6 11 (10.19%) Red Hat Enterprise Linux
7 10 (9.259%) openSUSE
8 5 (4.630%) Windows XP
9 3 (2.778%) Mac OS X
10 2 (1.852%) Android
10 2 (1.852%) OpenBSD
10 2 (1.852%) FreeBSD
11 1 (0.926%) VMS
11 1 (0.926%) Solaris
11 1 (0.926%) Windows NT
11 1 (0.926%) SUSE
11 1 (0.926%) Fedora
11 1 (0.926%) Windows 7
Processes & Methodologies
1 34 (31.48%) Time Management
2 21 (19.44%) Load Balancing
3 13 (12.04%) MVC
3 13 (12.04%) OO
4 11 (10.19%) Project Management
4 11 (10.19%) Video Processing
5 10 (9.259%) SOA
6 5 (4.630%) ITIL
7 4 (3.704%) Agile Software Development
7 4 (3.704%) Configuration Management
7 4 (3.704%) E-Commerce
8 2 (1.852%) OOP
9 1 (0.926%) CAD
9 1 (0.926%) Process Management
9 1 (0.926%) Disaster Recovery
9 1 (0.926%) High Availability
9 1 (0.926%) Mobile Device Management
9 1 (0.926%) Capacity Planning
9 1 (0.926%) Release Management
Programming Languages
1 68 (62.96%) Bash shell
2 62 (57.41%) PHP
3 59 (54.63%) Perl
4 21 (19.44%) Python
5 18 (16.67%) JavaScript
6 11 (10.19%) PHP5
7 8 (7.407%) Shell Script
7 8 (7.407%) SQL
8 5 (4.630%) Java
8 5 (4.630%) Ruby
9 1 (0.926%) C
9 1 (0.926%) C++
9 1 (0.926%) Scala
9 1 (0.926%) PowerShell
Qualifications
1 6 (5.556%) Degree
2 3 (2.778%) Postgraduate
Quality Assurance & Compliance
1 9 (8.333%) SLA
System Software
1 12 (11.11%) Active Directory
2 9 (8.333%) Sendmail
2 9 (8.333%) Xen
3 8 (7.407%) Varnish
4 3 (2.778%) VMware ESX
4 3 (2.778%) VMware Infrastructure
5 2 (1.852%) Nmap
5 2 (1.852%) Squid
5 2 (1.852%) NFS
6 1 (0.926%) Terminal Server
6 1 (0.926%) Samba
6 1 (0.926%) Postfix
Systems Management
1 7 (6.481%) Nagios
1 7 (6.481%) Cacti
2 6 (5.556%) Puppet
3 4 (3.704%) ZABBIX
4 3 (2.778%) CFEngine
5 1 (0.926%) NetBackup
5 1 (0.926%) HP SIM
5 1 (0.926%) Ganglia
5 1 (0.926%) Plesk
Vendors
1 89 (82.41%) Red Hat
2 12 (11.11%) Microsoft
3 11 (10.19%) Zend
4 8 (7.407%) VMware
5 5 (4.630%) JBoss
6 3 (2.778%) Cisco
6 3 (2.778%) Oracle
6 3 (2.778%) NetApp
6 3 (2.778%) Atlassian
7 2 (1.852%) Google
7 2 (1.852%) HP
7 2 (1.852%) Dell
8 1 (0.926%) Citrix
8 1 (0.926%) Juniper
8 1 (0.926%) Sun
8 1 (0.926%) IBM
8 1 (0.926%) Stellent
8 1 (0.926%) SolarWinds
8 1 (0.926%) ProCurve
Watford, Hertfordshire
Albans / Hertfordshire - Linux (Redhat, Ubuntu, Centos, Debian), MySQL, Networking - £20,000 - £30,000. A Linux (Redhat, Ubuntu, Centos, Debian), MySQL, Networking Systems Administrator is required for this exciting...
Oscar Associates (UK) Ltd
Salary: £20000 - £30000 per annum
Posted: 23 May 2013
Peterborough, Cambridgeshire
RDBMS: MySQL, SQL Server, Oracle Postgress - any of these... Infrastructure Engineer Linux, CentOS, Redhat, WIN, Cloud, Virtual, Puppet, Chef, CFEngine, Ruby, Python, Perl, Apache, Nginx, Tomcat, SQL, NoSQL,...
Go IT Recruitment Ltd
Salary: From £40,000 to £50,000 per annum + excellent benefits
Posted: 20 May 2013