The first table below looks at the demand for CentOS skills in IT jobs advertised for the South East region. Included is a guide to the average salaries offered in IT jobs that have cited CentOS over the 3 months to 21 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 South East region.

Location
3 months to
21 May 2013
Same period 2012 Same period 2011
CentOS Linux
Rank 288 379 349
Rank change year-on-year
+91 -30
Permanent jobs citing CentOS 158 59 70
As % of all permanent IT jobs located in the South East 0.712% 0.249% 0.311%
As % of the Operating Systems category 2.442% 0.869% 1.147%
Number of salaries quoted 134 45 64
Average salary £40,000 £40,000 £38,500
Average salary % change year-on-year
- +3.89%
90% offered a salary of more than £23,000 £27,000 £32,500
10% offered a salary of more than £57,500 £52,500 £50,700
UK excluding London average salary £38,500 £40,000 £36,500
% change year-on-year
-3.75% +9.58%
All Operating Systems
South East
Permanent IT job ads with a match in the
Operating Systems category
6469 6786 6104
As % of all permanent IT jobs located in the South East 29.16% 28.58% 27.11%
Number of salaries quoted 5552 5901 5259
Average salary £38,500 £39,000 £37,500
Average salary % change year-on-year
-1.28% +4.00%
90% offered a salary of more than £25,000 £25,000 £23,500
10% offered a salary of more than £55,000 £55,000 £55,000
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 South East region as a proportion of the total demand within the Operating Systems category.

South East 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 South East region.

South East CentOS Salary Trend

CentOS
Salary Histogram

This chart provides a salary histogram for IT jobs citing CentOS across the South East region over the 3 months to 21 May 2013.

South East 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 South East region over the 3 months to 21 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
Berkshire +44 52 £41,500 +18.57%
Surrey +42 45 £40,000 -20.00%
East Sussex +26 26 £35,000 -17.15%
Hampshire +8 16 £31,750 -9.28%
Middlesex +6 13 £53,750 +2.38%
Kent -19 3 £38,750 -13.88%
Oxfordshire -26 2 £48,750 +34.48%
Sussex - 1 £45,000 -
CentOS
England

CentOS
Top 30 Related IT Skills

For the 6 months to 21 May 2013, IT jobs across the South East 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.

1 302 (99.67%) Linux
2 213 (70.30%) Red Hat
3 176 (58.09%) MySQL
4 175 (57.76%) Windows
5 148 (48.84%) Apache
6 141 (46.53%) VMware
7 119 (39.27%) Ubuntu
8 107 (35.31%) VMware Infrastructure
9 92 (30.36%) PHP
9 92 (30.36%) SQL
10 90 (29.70%) Red Hat Enterprise Linux
11 82 (27.06%) Microsoft
12 81 (26.73%) TCP/IP
12 81 (26.73%) DNS
12 81 (26.73%) Windows Server 2008
13 76 (25.08%) VMware ESXi
14 72 (23.76%) SQL Server
15 71 (23.43%) Debian
16 63 (20.79%) UNIX
17 60 (19.80%) Perl
18 58 (19.14%) MS Excel
19 56 (18.48%) Bash shell
20 50 (16.50%) Cisco
21 49 (16.17%) Puppet
22 48 (15.84%) Nagios
23 43 (14.19%) Firewall
24 42 (13.86%) LAMP
25 37 (12.21%) Clustering
26 36 (11.88%) SUSE
26 36 (11.88%) ITIL

CentOS
Top Related IT Skills by Category

For the 6 months to 21 May 2013, IT jobs across the South East 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 42 (13.86%) LAMP
2 29 (9.571%) Web Services
3 18 (5.941%) jQuery
4 15 (4.950%) CSS
5 14 (4.620%) SOAP
5 14 (4.620%) XHTML
6 12 (3.960%) HTML
7 8 (2.640%) CakePHP
8 7 (2.310%) Node.js
8 7 (2.310%) HTML5
9 6 (1.980%) Ajax
9 6 (1.980%) COM
10 5 (1.650%) Memcached
10 5 (1.650%) REST
11 4 (1.320%) XML
12 3 (0.990%) Highcharts JS
12 3 (0.990%) CSS3
12 3 (0.990%) .NET
13 2 (0.660%) CPAN
13 2 (0.660%) X-Windows
Application Platforms
1 148 (48.84%) Apache
2 27 (8.911%) Tomcat
3 22 (7.261%) IIS
4 19 (6.271%) nginx
5 13 (4.290%) MS Exchange
6 12 (3.960%) Amazon AWS
7 11 (3.630%) Exchange Server 2010
7 11 (3.630%) Exchange Server 2007
8 6 (1.980%) Drupal
9 5 (1.650%) Alfresco
9 5 (1.650%) SharePoint
9 5 (1.650%) ActiveMQ
10 4 (1.320%) CMS
10 4 (1.320%) Amazon EC2
11 3 (0.990%) Amazon S3
11 3 (0.990%) OpenStack
11 3 (0.990%) Amazon ELB
11 3 (0.990%) Rackspace Cloud
11 3 (0.990%) WordPress
11 3 (0.990%) WebLogic
Applications
1 58 (19.14%) MS Excel
2 7 (2.310%) Google Apps
3 3 (0.990%) MS Visio
4 1 (0.330%) MS Office
Communications & Networking
1 81 (26.73%) TCP/IP
1 81 (26.73%) DNS
2 43 (14.19%) Firewall
3 33 (10.89%) SMTP
4 31 (10.23%) Internet
5 21 (6.931%) SAN
6 20 (6.601%) FTP
7 17 (5.611%) SSL
7 17 (5.611%) POP3
7 17 (5.611%) HTTP
7 17 (5.611%) SSH
8 14 (4.620%) VPN
9 13 (4.290%) IPsec
9 13 (4.290%) LDAP
9 13 (4.290%) OSPF
9 13 (4.290%) BGP
10 11 (3.630%) OpenLDAP
11 6 (1.980%) iSCSI
12 5 (1.650%) MPLS
12 5 (1.650%) IMAP
Database & Business Intelligence
1 176 (58.09%) MySQL
2 72 (23.76%) SQL Server
3 10 (3.300%) PostgreSQL
4 6 (1.980%) NoSQL
5 5 (1.650%) Redis
6 3 (0.990%) Hadoop
6 3 (0.990%) SQL Server 2008
6 3 (0.990%) Oracle 8/8i
6 3 (0.990%) SQL Server 2005
7 2 (0.660%) dBASE
7 2 (0.660%) Couchbase
7 2 (0.660%) MongoDB
7 2 (0.660%) Apache Cassandra
8 1 (0.330%) Oracle 11g
8 1 (0.330%) QlikView
8 1 (0.330%) Oracle 10g
8 1 (0.330%) RDBMS
8 1 (0.330%) Oracle Reports
8 1 (0.330%) Data Warehouse
8 1 (0.330%) Crystal Reports
Development Applications
1 9 (2.970%) Subversion
2 6 (1.980%) Git (software)
3 5 (1.650%) NetBeans
4 3 (0.990%) JIRA
5 2 (0.660%) Ant
5 2 (0.660%) IntelliJ
5 2 (0.660%) Selenium
5 2 (0.660%) Gradle
5 2 (0.660%) Jenkins
5 2 (0.660%) Hudson
6 1 (0.330%) Xcode
General
1 13 (4.290%) Retail
2 9 (2.970%) Finance
3 8 (2.640%) Back Office
4 3 (0.990%) Automotive
4 3 (0.990%) Telecoms
5 1 (0.330%) Games
5 1 (0.330%) Marketing
Job Titles
1 162 (53.47%) Administrator
2 153 (50.50%) Systems Administrator
3 114 (37.62%) Linux Administrator
4 110 (36.30%) Linux Systems Administrator
5 47 (15.51%) Linux Engineer
6 29 (9.571%) Support Engineer
7 22 (7.261%) Systems Engineer
7 22 (7.261%) Windows Administrator
7 22 (7.261%) Windows Systems Administrator
8 21 (6.931%) Linux Support
9 20 (6.601%) Developer
9 20 (6.601%) Senior Systems Administrator
9 20 (6.601%) Infrastructure Engineer
10 19 (6.271%) Linux Support Engineer
11 17 (5.611%) Senior Linux Systems Administrator
11 17 (5.611%) Senior Linux Administrator
12 14 (4.620%) MySQL DBA
12 14 (4.620%) DBA
13 11 (3.630%) Operations Manager
14 10 (3.300%) Infrastructure Services Engineer
Miscellaneous
1 37 (12.21%) Clustering
2 24 (7.921%) Open Source
3 16 (5.281%) Replication
4 11 (3.630%) EqualLogic
5 10 (3.300%) Social Media
6 9 (2.970%) Derivative
7 8 (2.640%) Computer Science
8 5 (1.650%) SaaS
9 4 (1.320%) Pocket PC
10 3 (0.990%) Cloud Computing
10 3 (0.990%) Mathematics
10 3 (0.990%) Physics
10 3 (0.990%) Firmware
11 2 (0.660%) Wiki
11 2 (0.660%) Digital Media
12 1 (0.330%) PaaS
12 1 (0.330%) SWIFT
12 1 (0.330%) IaaS
12 1 (0.330%) Enterprise Software
12 1 (0.330%) Social Network
Operating Systems
1 302 (99.67%) Linux
2 175 (57.76%) Windows
3 119 (39.27%) Ubuntu
4 90 (29.70%) Red Hat Enterprise Linux
5 81 (26.73%) Windows Server 2008
6 71 (23.43%) Debian
7 63 (20.79%) UNIX
8 36 (11.88%) SUSE
9 32 (10.56%) Windows Server 2003
10 28 (9.241%) Solaris
11 9 (2.970%) Oracle Linux
12 7 (2.310%) AIX
12 7 (2.310%) OpenBSD
13 5 (1.650%) FreeBSD
13 5 (1.650%) Windows XP
14 4 (1.320%) Fedora
15 3 (0.990%) HPUX
16 2 (0.660%) Mac OS X
16 2 (0.660%) Mac OS X Server
17 1 (0.330%) Apple iOS
Processes & Methodologies
1 36 (11.88%) ITIL
2 25 (8.251%) E-Commerce
3 18 (5.941%) Configuration Management
4 17 (5.611%) Project Management
4 17 (5.611%) Service Delivery
4 17 (5.611%) Migration
5 16 (5.281%) Scrum
5 16 (5.281%) Software Testing
6 14 (4.620%) OO
6 14 (4.620%) Agile Software Development
7 12 (3.960%) Business Continuity
8 11 (3.630%) Operations Management
9 10 (3.300%) Web Development
9 10 (3.300%) Penetration Testing
9 10 (3.300%) OOD
10 9 (2.970%) Capacity Planning
10 9 (2.970%) Infrastructure Management
10 9 (2.970%) ITIL V3
10 9 (2.970%) BCP
10 9 (2.970%) Change Management
Programming Languages
1 92 (30.36%) PHP
1 92 (30.36%) SQL
2 60 (19.80%) Perl
3 56 (18.48%) Bash shell
4 28 (9.241%) Python
5 23 (7.591%) Java
5 23 (7.591%) Shell Script
6 19 (6.271%) Ruby
7 13 (4.290%) JavaScript
8 8 (2.640%) PHP5
9 5 (1.650%) C
10 4 (1.320%) Delphi
10 4 (1.320%) VB
10 4 (1.320%) C-shell
11 3 (0.990%) C++
12 2 (0.660%) Korn
13 1 (0.330%) PowerShell
13 1 (0.330%) T-SQL
Qualifications
1 16 (5.281%) Degree
2 14 (4.620%) Security Cleared
3 13 (4.290%) VMware Certified Professional (VCP)
4 10 (3.300%) RHCE
5 9 (2.970%) SC Cleared
6 8 (2.640%) ITIL Certification
7 7 (2.310%) Cisco Certification
7 7 (2.310%) CCNA
8 6 (1.980%) MCSE
8 6 (1.980%) Microsoft Certification
8 6 (1.980%) ISEB
9 4 (1.320%) MCSA
9 4 (1.320%) CCA
9 4 (1.320%) Citrix Certification
9 4 (1.320%) CCDA
9 4 (1.320%) CCAA
10 2 (0.660%) MCP
10 2 (0.660%) DV Cleared
Quality Assurance & Compliance
1 14 (4.620%) SLA
2 9 (2.970%) ISO 9001
3 7 (2.310%) QA
4 3 (0.990%) PCI DSS
System Software
1 107 (35.31%) VMware Infrastructure
2 76 (25.08%) VMware ESXi
3 32 (10.56%) Samba
4 29 (9.571%) vSphere
5 19 (6.271%) Xen
6 15 (4.950%) Active Directory
7 14 (4.620%) Sendmail
7 14 (4.620%) VMware ESX
8 8 (2.640%) NFS
9 7 (2.310%) XenServer
10 6 (1.980%) qmail
11 5 (1.650%) Citrix Presentation Server
11 5 (1.650%) VMware Server
11 5 (1.650%) XenApp
12 4 (1.320%) Postfix
13 3 (0.990%) Squid
14 2 (0.660%) Nmap
14 2 (0.660%) VMware Workstation
14 2 (0.660%) Varnish
15 1 (0.330%) Forefront TMG
Systems Management
1 49 (16.17%) Puppet
2 48 (15.84%) Nagios
3 19 (6.271%) YUM
4 15 (4.950%) Zenoss
5 11 (3.630%) FortiGate
6 7 (2.310%) Plesk
7 3 (0.990%) Splunk
7 3 (0.990%) Ganglia
7 3 (0.990%) WSUS
8 2 (0.660%) Opalis
8 2 (0.660%) Tivoli
8 2 (0.660%) AppManager
8 2 (0.660%) SCCM
8 2 (0.660%) Red Hat Spacewalk
9 1 (0.330%) Cobbler
9 1 (0.330%) ZABBIX
Vendors
1 213 (70.30%) Red Hat
2 141 (46.53%) VMware
3 82 (27.06%) Microsoft
4 50 (16.50%) Cisco
5 32 (10.56%) HP
6 29 (9.571%) Oracle
7 19 (6.271%) JBoss
7 19 (6.271%) Dell
8 11 (3.630%) FalconStor
8 11 (3.630%) Veeam
9 9 (2.970%) Google
10 7 (2.310%) Juniper
11 6 (1.980%) Zend
12 5 (1.650%) Twitter
12 5 (1.650%) Citrix
12 5 (1.650%) Intel
12 5 (1.650%) NetApp
12 5 (1.650%) AppSense
13 4 (1.320%) Rackspace
14 3 (0.990%) Percona
Reading, Berkshire
They are looking for a Systems Administrator that has a good all round experience of the Linux flavours; Debian, Ubuntu, Redhat and CentOS , with the ability to develop...
Searchability.co.uk
Salary: £45000 - £50000 per annum + Benefits
Posted: 17 May 2013
Surrey
The right candidate will have basic experience within a Linux support environment, providing technical support across CentOS, Redhat, Ubuntu & Debian flavours. The organisation is going through vast change...
GCS IT Recruitment Specialists
Salary: £25000 - £28000 per annum + Benefits
Posted: 15 May 2013
Farnborough, Hampshire
Linux Systems Administrator from a Redhat, RHEL, Ubuntu or CentOS background with some Ruby, Python or Perl experience required by a leading edge Technology Solutions Provider based in...
Zorba Consulting Limited
Salary: £30000 - £40000 per annum
Posted: 17 May 2013
Fareham, Hampshire
Linux, MySQL, LAMP, Centos, Windows £30,000k - £35,000k Solent Business Park Whitely near Fareham, Southampton, Portsmouth, Winchester An exciting opportunity for a Linux Systems Administrator to join...
Spectrum IT Recruitment (South) Ltd
Salary: £30000 - £35000 per annum + excellent benefits
Posted: 15 May 2013
Farnborough, Hampshire
Linux, Systems Administrator, Systems Administration, Redhat, Ubuntu, Ruby on Rails, RoR, Ruby, CentOS, RHEL, Python, Perl, Apache, Nagios, Solarwinds, PHP, Linux, Graduate... ~ Nagios, Solarwinds, SCCM, NetIQ AppManager, Opalis,...
Peopleworks
Salary: From £30,000 to £40,000 per annum + Bonus + Excellent Benefits
Posted: 17 May 2013
Reading, Berkshire
Hands on skills with Perl / MySQL / bash... RHCE, RHCSA) or Cisco (e.g... Keywords / SEO: Linux Systems Engineer, Linux Engineer, Linux Systems Administrator, Red Hat, CentOS, Cloud, SaaS,...
Deanslist Limited
Salary: From £40,000 to £45,000 per annum + on-call + benefits
Posted: 15 May 2013
Reading, Berkshire
Hands on skills with Perl / MySQL / bash... RHCE, RHCSA) or Cisco (e.g... Keywords / SEO: Linux Systems Engineer, Linux Engineer, Linux Systems Administrator, Red Hat, CentOS, Cloud, SaaS,...
Deanslist Limited
Salary: From £40,000 to £50,000 per annum + on-call + benefits
Posted: 20 May 2013
Surrey
Core OSs we support are; - Red Hat - CentOS - AIX - VMWare - Slackware - Debian Exposure to the following tools; - Nagios - Cacti - Splunk - Check_Mk - Puppet - Spacewalk - Apache - Wiki Skills required; - Full...
Epsilium Recruitment
Salary: From £45,000 to £60,000 per annum + Benefits
Posted: 20 May 2013
Berkshire, Thames Valley
You'll need Systems Administration experience of infrastructure services, based on Linux (Debian/Ubuntu/CentOS) and OpenBSD. ISP networking knowledge of BGP, OSPF, DWDM, VRRP,HSRP, IPsec, all...
Salary: £35000 - £45000 per annum + Benefits
Posted: 21 May 2013
Didcot, Oxford, Oxfordshire, South East
Skills: Network Consultant, Cisco switches, Cisco Routers, trunking and interconnections, IPSEC VPNs, Cisco ASA/PIX Firewalls, TCP/IP, With strong Linux Administration, Linux Servers, Centos, Redhat / Redhat Enterprise...
Xperian Recruitment Limited
Salary: £0 - £50,000 per year
Posted: 20 May 2013
Didcot, Oxfordshire
Skills: Network Consultant, Cisco switches, Cisco Routers, trunking and interconnections, IPSEC VPNs, Cisco ASA/PIX Firewalls, TCP/IP, With strong Linux Administration, Linux Servers, Centos, Redhat / Redhat Enterprise...
Xperian Recruitment Limited
Salary: From £45,000 to £50,000 per annum + Bonus + Pension+ Medical + Life As
Posted: 17 May 2013
Berkshire
BI products such as Cognos, Phocas, QlikView... Exposure to Oracle, HTML and UNIX desirable. JavaScript, IIS, Apache/Tomcat, Linux (CentOS/RedHat) and VMWare would be advantageous although not...
F5 IT Recruitment Ltd
Salary: From £30,000 to £35,000 per annum + car allowance
Posted: 20 May 2013