The first table below looks at the demand for CentOS skills in IT jobs advertised for the Berkshire region. Included is a guide to the average salaries offered in IT jobs that have cited CentOS over the 3 months to 18 April 2014 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 Berkshire region.

Location
3 months to
18 Apr 2014
Same period 2013 Same period 2012
CentOS Linux
Rank 166 168 211
Rank change year-on-year
+2 +43
Permanent jobs citing CentOS 60 55 18
As % of all permanent IT jobs located in Berkshire 1.02% 1.03% 0.29%
As % of the Operating Systems category 3.77% 3.17% 0.94%
Number of salaries quoted 54 43 16
Average salary £40,000 £47,500 £42,500
Average salary % change year-on-year
-15.78% +11.76%
90% offered a salary of more than £29,300 £23,000 £32,500
10% offered a salary of more than £47,500 £57,500 £52,500
UK excluding London average salary £39,000 £37,500 £38,500
% change year-on-year
+4.00% -2.59%
Operating Systems Category
Berkshire
Permanent IT job ads with a match in the
Operating Systems category
1591 1735 1911
As % of all permanent IT jobs located in Berkshire 27.04% 32.59% 30.78%
Number of salaries quoted 1262 1318 1638
Average salary £40,000 £38,500 £40,000
Average salary % change year-on-year
+3.89% -3.75%
90% offered a salary of more than £24,500 £25,000 £30,000
10% offered a salary of more than £57,500 £55,000 £55,000
UK excluding London average salary £37,000 £37,500 £37,500
% change year-on-year
-1.33% -
CentOS
South East

CentOS
Jobs Demand Trend in Berkshire

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

CentOS Jobs Demand Trend in Berkshire

CentOS
Salary Trend in Berkshire

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

CentOS Salary Trend in Berkshire

CentOS
Salary Histogram in Berkshire

This chart provides a salary histogram for IT jobs citing CentOS across the Berkshire region over the 3 months to 18 April 2014.

CentOS Salary Histogram in Berkshire

CentOS
Job Locations in Berkshire

The table below looks at the demand and provides a guide to the average salaries quoted in IT jobs citing CentOS within the Berkshire region over the 3 months to 18 April 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
(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
Find
Job
Vacancies
Reading +2 28 £35,000 +52.17% 5
Slough +10 21 £42,500 -15.00%
Maidenhead -19 2 £52,500 +17.97%
Newbury - 2 £52,500 -
CentOS
South East

CentOS
Top 30 Related IT Skills in Berkshire

For the 6 months to 18 April 2014, IT jobs across the Berkshire 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.

1 130 (100.00%) Linux
2 120 (92.31%) Red Hat
3 88 (67.69%) Perl
4 80 (61.54%) Windows
4 80 (61.54%) Ubuntu
5 60 (46.15%) MySQL
6 56 (43.08%) Python
6 56 (43.08%) Bash Shell
7 54 (41.54%) PHP
8 47 (36.15%) VMware
8 47 (36.15%) Apache
8 47 (36.15%) TCP/IP
9 43 (33.08%) SQL Server
10 42 (32.31%) Drupal
10 42 (32.31%) Alfresco
10 42 (32.31%) WordPress
10 42 (32.31%) Plesk
10 42 (32.31%) CMS
11 39 (30.00%) VMware Infrastructure
11 39 (30.00%) Degree
12 37 (28.46%) Red Hat Enterprise Linux
13 36 (27.69%) SQL
13 36 (27.69%) SLA
14 33 (25.38%) IIS
14 33 (25.38%) nginx
14 33 (25.38%) SQL Server 2005
15 32 (24.62%) Microsoft
15 32 (24.62%) Migration
16 30 (23.08%) Puppet
17 28 (21.54%) SQL Server 2008

CentOS
Top Related IT Skills in Berkshire by Category

For the 6 months to 18 April 2014, IT jobs across the Berkshire 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 47 (36.15%) Apache
2 42 (32.31%) Drupal
2 42 (32.31%) Alfresco
2 42 (32.31%) WordPress
2 42 (32.31%) CMS
3 33 (25.38%) IIS
3 33 (25.38%) nginx
4 5 (3.85%) MS Exchange
4 5 (3.85%) Confluence
4 5 (3.85%) Exchange Server 2010
5 4 (3.08%) Tomcat
6 3 (2.31%) WebLogic
6 3 (2.31%) Resin
Applications
1 14 (10.77%) MS Excel
Business Applications
1 1 (0.77%) SAP Oil and Gas
Cloud Services
1 18 (13.85%) SaaS
2 3 (2.31%) Amazon AWS
Communications & Networking
1 47 (36.15%) TCP/IP
2 28 (21.54%) DNS
3 24 (18.46%) Firewall
4 22 (16.92%) FTP
5 20 (15.38%) tcpdump
6 12 (9.23%) OSPF
6 12 (9.23%) BGP
6 12 (9.23%) SSL
7 9 (6.92%) VPN
8 8 (6.15%) LDAP
9 6 (4.62%) Internet
10 4 (3.08%) HTTP
11 3 (2.31%) SAN
11 3 (2.31%) SMTP
11 3 (2.31%) SSH
11 3 (2.31%) Cisco Nexus
11 3 (2.31%) OpenLDAP
11 3 (2.31%) Network Security
12 2 (1.54%) Cisco ASA
12 2 (1.54%) Cisco PIX
Database & Business Intelligence
1 60 (46.15%) MySQL
2 43 (33.08%) SQL Server
3 33 (25.38%) SQL Server 2005
4 28 (21.54%) SQL Server 2008
5 5 (3.85%) Oracle Database
6 3 (2.31%) MariaDB
7 2 (1.54%) MongoDB
8 1 (0.77%) PostgreSQL
8 1 (0.77%) Apache Cassandra
8 1 (0.77%) NoSQL
8 1 (0.77%) Big Data
8 1 (0.77%) Hadoop
Development Applications
1 20 (15.38%) Metasploit
2 7 (5.38%) Jenkins
2 7 (5.38%) Hudson
3 5 (3.85%) Subversion
3 5 (3.85%) JIRA
4 4 (3.08%) CruiseControl
5 3 (2.31%) IntelliJ
5 3 (2.31%) Ant
5 3 (2.31%) Gradle
5 3 (2.31%) Apache Ivy
5 3 (2.31%) Selenium
General
1 5 (3.85%) Telecoms
1 5 (3.85%) Automotive
2 1 (0.77%) Banking
2 1 (0.77%) Manufacturing
2 1 (0.77%) Finance
2 1 (0.77%) Electronics
2 1 (0.77%) Marketing
Job Titles
1 50 (38.46%) Administrator
2 43 (33.08%) Linux Engineer
3 35 (26.92%) Systems Administrator
3 35 (26.92%) Linux Administrator
4 31 (23.85%) Support Engineer
5 23 (17.69%) Systems Engineer
6 21 (16.15%) Security Engineer
7 17 (13.08%) Linux Systems Administrator
8 15 (11.54%) Linux Support Engineer
8 15 (11.54%) Linux Support
9 10 (7.69%) 1st Line Support
10 9 (6.92%) UNIX Administrator
11 7 (5.38%) UNIX Systems Administrator
11 7 (5.38%) 1st Line Support Engineer
12 6 (4.62%) Help Desk Support Engineer
12 6 (4.62%) Help Desk Support
12 6 (4.62%) Help Desk Engineer
13 5 (3.85%) Windows Administrator
13 5 (3.85%) Technical Support
13 5 (3.85%) Developer
Libraries, Frameworks & Software Standards
1 12 (9.23%) COM
2 5 (3.85%) HTML
2 5 (3.85%) .NET
2 5 (3.85%) Web Services
3 3 (2.31%) CPAN
3 3 (2.31%) X-Windows
3 3 (2.31%) Java EE
Miscellaneous
1 17 (13.08%) Clustering
2 10 (7.69%) Open Source
3 5 (3.85%) Replication
3 5 (3.85%) Wiki
3 5 (3.85%) Visualisation
4 3 (2.31%) Firmware
4 3 (2.31%) Mathematics
5 2 (1.54%) HP StorageWorks
6 1 (0.77%) DTV
Operating Systems
1 130 (100.00%) Linux
2 80 (61.54%) Windows
2 80 (61.54%) Ubuntu
3 37 (28.46%) Red Hat Enterprise Linux
4 22 (16.92%) Windows Server 2008
5 20 (15.38%) UNIX
6 19 (14.62%) SUSE
7 17 (13.08%) Debian
8 15 (11.54%) Windows Server 2012
9 7 (5.38%) Windows 7
10 5 (3.85%) Solaris
11 3 (2.31%) AIX
Processes & Methodologies
1 32 (24.62%) Migration
2 19 (14.62%) SIEM
2 19 (14.62%) Vulnerability Assessment
3 17 (13.08%) Configuration Management
4 12 (9.23%) Performance Tuning
5 7 (5.38%) Information Security
5 7 (5.38%) Software Engineering
6 5 (3.85%) E-Commerce
6 5 (3.85%) Content Management
6 5 (3.85%) Root Cause Analysis
6 5 (3.85%) Load Balancing
7 4 (3.08%) Scrum
7 4 (3.08%) Agile Software Development
7 4 (3.08%) TDD
8 3 (2.31%) Kanban
9 2 (1.54%) Performance Management
9 2 (1.54%) Infrastructure Management
9 2 (1.54%) Vulnerability Management
9 2 (1.54%) ITIL
10 1 (0.77%) Business Intelligence
Programming Languages
1 88 (67.69%) Perl
2 56 (43.08%) Python
2 56 (43.08%) Bash Shell
3 54 (41.54%) PHP
4 36 (27.69%) SQL
5 24 (18.46%) Ruby
6 11 (8.46%) Java
7 7 (5.38%) Shell Script
8 6 (4.62%) Korn
9 5 (3.85%) C#
10 4 (3.08%) C
11 3 (2.31%) JavaScript
11 3 (2.31%) Bourne shell
11 3 (2.31%) C-shell
12 1 (0.77%) PowerShell
Qualifications
1 39 (30.00%) Degree
2 26 (20.00%) Cisco Certification
3 19 (14.62%) OSCP
3 19 (14.62%) OSCE
3 19 (14.62%) CEH
3 19 (14.62%) CISSP
4 17 (13.08%) CCNA
5 15 (11.54%) RHCE
6 5 (3.85%) HND
7 3 (2.31%) CCNP
8 1 (0.77%) CCSE
8 1 (0.77%) RHCA
8 1 (0.77%) CCSA
8 1 (0.77%) JNCIA
8 1 (0.77%) JNCIS
8 1 (0.77%) SC Cleared
8 1 (0.77%) Security Cleared
Quality Assurance & Compliance
1 36 (27.69%) SLA
2 21 (16.15%) PCI DSS
3 19 (14.62%) HIPAA
4 2 (1.54%) GPG13
4 2 (1.54%) Sarbanes-Oxley
System Software
1 39 (30.00%) VMware Infrastructure
2 23 (17.69%) vSphere
3 22 (16.92%) VMware ESX
3 22 (16.92%) Snort
4 20 (15.38%) Nmap
5 9 (6.92%) KVM
6 7 (5.38%) Active Directory
6 7 (5.38%) Xen
7 6 (4.62%) Sendmail
8 5 (3.85%) Hyper-V
9 4 (3.08%) Varnish
10 3 (2.31%) NFS
11 2 (1.54%) Squid
Systems Management
1 42 (32.31%) Plesk
2 30 (23.08%) Puppet
3 22 (16.92%) Nessus
4 17 (13.08%) Opscode Chef
5 14 (10.77%) Nagios
6 4 (3.08%) SCCM
7 3 (2.31%) YUM
7 3 (2.31%) Red Hat Satellite
7 3 (2.31%) Munin
Vendors
1 120 (92.31%) Red Hat
2 47 (36.15%) VMware
3 32 (24.62%) Microsoft
4 28 (21.54%) Salesforce.com
5 22 (16.92%) Cisco
6 20 (15.38%) Sophos
6 20 (15.38%) Imperva
7 15 (11.54%) HP
8 13 (10.00%) Oracle
9 10 (7.69%) IBM
10 4 (3.08%) JBoss
11 3 (2.31%) Sun
11 3 (2.31%) Dell
11 3 (2.31%) BEA
11 3 (2.31%) Vignette
11 3 (2.31%) Google
12 2 (1.54%) Sourcefire
12 2 (1.54%) Atlassian
12 2 (1.54%) Websense
12 2 (1.54%) Tripwire
Reading, Berkshire
Deanslist Limited
Salary: From £35,000 to £45,000 per annum + on-call + benefits
Posted: 2 days ago
Reading, Berkshire
Oracle Corporation UK Ltd
Salary: Excellent + Bonus + Significant additional benefits
Posted: 3 days ago
Reading, Berkshire
Evolution Recruitment Solutions
Salary: 28,000 - 35,000 + excellent benefits and training
Posted: 4 days ago
Reading, Berkshire
Evolution Recruitment Solutions
Salary: 40,000 - 48,000 + excellent benefits
Posted: 4 days ago