CentOS Contracts
 
Demand Trend Daily Rate Trend Daily Rate Histogram Hourly Rate Trend Hourly Rate Histogram Job Locations Related Skills

The first table below looks at the demand for CentOS skills in IT contracts advertised across the UK. Included is a guide to the average contractor rates offered in IT contracts 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.

Note that daily contractor rates and hourly contractor rates are treated separately. When calculating average contractor rates, daily rates are not derived from quoted hourly rates or vice versa.

Location
 3 months to
21 May 2013		 Same period 2012 Same period 2011
CentOS Linux
Rank 453 499 514
Rank change year-on-year
+46 +15
Contract jobs citing CentOS 87 82 66
As % of all contract IT jobs located in the UK 0.184% 0.140% 0.110%
As % of the Operating Systems category 0.856% 0.690% 0.528%
Number of daily rates quoted 49 49 37
Average daily rate £301 £313 £350
Average daily rate % change year-on-year
-3.84% -10.71%
90% offered a daily rate of more than £137 £238 £263
10% offered a daily rate of more than £425 £425 £388
UK excluding London average daily rate £300 £288 £350
% change year-on-year
+4.34% -17.85%
Number of hourly rates quoted 5 2 4
Average hourly rate £35.50 £41.25 £27.50
Average hourly rate % change year-on-year
-13.93% +50.00%
UK excluding London average hourly rate £34.00 £41.25 £27.50
% change year-on-year
-17.57% +50.00%
All Operating Systems
UK
Contract IT job ads with a match in the
Operating Systems category		 10166 11887 12510
As % of all contract IT jobs located in the UK 21.53% 20.33% 20.80%
Number of daily rates quoted 5449 5933 6113
Average daily rate £360 £350 £375
Average daily rate % change year-on-year
+2.85% -6.66%
90% offered a daily rate of more than £195 £200 £215
10% offered a daily rate of more than £500 £500 £550
UK excluding London average daily rate £325 £325 £325
Number of hourly rates quoted 994 1185 1236
Average hourly rate £17.50 £17.50 £17.00
Average hourly rate % change year-on-year
- +2.94%
90% offered a hourly rate of more than £11.00 £11.28 £11.00
10% offered a hourly rate of more than £38.50 £40.00 £37.50
UK excluding London average hourly rate £16.00 £17.00 £16.50
% change year-on-year
-5.88% +3.03%

CentOS
Jobs Demand Trend

This chart provides the 3-month moving total of IT contractor jobs citing CentOS within the UK as a proportion of the total demand within the Operating Systems category.

CentOS Jobs Demand Trend

CentOS
Daily Rate Trend

This chart provides the 3-month moving average for daily rates quoted in IT contract jobs citing CentOS within the UK.

CentOS Daily Rate Trend

CentOS
Daily Rate Histogram

This chart provides a histogram of daily rates quoted in contract IT jobs citing CentOS within the UK over the 3 months to 21 May 2013.

CentOS Daily Rate Histogram

CentOS
Hourly Rate Trend

This chart provides the 3-month moving average for hourly rates quoted in IT contractor jobs citing CentOS within the UK.

CentOS Hourly Rate Trend

CentOS
Hourly Rate Histogram

This chart provides a histogram of hourly rates quoted in contract IT jobs citing CentOS within the UK over the 3 months to 21 May 2013.

CentOS Hourly Rate Histogram

CentOS
Top 28 Contract Locations

The table below looks at the demand and provides a guide to the average contractor rates quoted in IT jobs citing CentOS within the UK 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
Contract
IT Job Ads		 Average
Daily Rate
Last 3 Months		 Average Daily Rate
% Change
on Same Period
Last Year
England +50 86 £301 -3.84%
London +17 48 £350 +7.69%
North East - 13 £300 -
Tyne and Wear - 12 £300 -
Newcastle upon Tyne - 12 £300 -
Yorkshire - 11 £270 -
City of London +11 9 £286 -21.03%
Leeds - 7 £265 -
West Yorkshire - 7 £265 -
South West +29 6 £450 +10.98%
South East +18 5 - -
York - 4 £363 -
North Yorkshire - 4 £363 -
Bristol +12 3 - -
North West +14 2 £170 -43.33%
Hampshire -15 2 - -
Manchester - 2 £170 -
Oldham - 2 £170 -
Southampton - 2 - -
Surrey - 2 - -
East of England +3 1 £350 +3.70%
Cambridgeshire +2 1 £350 +3.70%
Hammersmith - 1 - -
Gloucestershire - 1 £450 -
Berkshire - 1 - -
Staines - 1 - -
Slough - 1 - -
Guildford - 1 - -

CentOS
Top 30 Related IT Skills

For the 6 months to 21 May 2013, IT contractor jobs within the UK 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 contract IT job ads sampled that cited CentOS.

1 182 (87.92%) Linux
2 133 (64.25%) Red Hat
3 77 (37.20%) Windows
4 71 (34.30%) Red Hat Enterprise Linux
5 69 (33.33%) Apache
6 61 (29.47%) MySQL
7 56 (27.05%) Java
8 52 (25.12%) VMware
9 45 (21.74%) UNIX
10 41 (19.81%) Ubuntu
10 41 (19.81%) Firewall
10 41 (19.81%) Windows Server 2008
11 40 (19.32%) Web Services
12 39 (18.84%) Puppet
13 37 (17.87%) DNS
14 36 (17.39%) Cisco
14 36 (17.39%) PHP
14 36 (17.39%) Security Cleared
15 33 (15.94%) Maven
16 32 (15.46%) Nagios
17 30 (14.49%) Active Directory
18 29 (14.01%) Python
18 29 (14.01%) SC Cleared
18 29 (14.01%) Continuous Integration
19 27 (13.04%) Open Source
20 26 (12.56%) vSphere
20 26 (12.56%) Subversion
21 25 (12.08%) Agile Software Development
21 25 (12.08%) Shell Script
21 25 (12.08%) JavaScript

CentOS
Top Related IT Skills by Category

For the 6 months to 21 May 2013, IT contractor jobs within the UK 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 contract IT job ads sampled that cited CentOS. Up to 20 skills are shown per category.

Application Development
1 40 (19.32%) Web Services
2 25 (12.08%) HTML
3 23 (11.11%) RESTful
4 19 (9.179%) Hibernate
4 19 (9.179%) Spring
5 18 (8.696%) jQuery
6 12 (5.797%) XML
7 11 (5.314%) LAMP
8 9 (4.348%) J2EE
9 8 (3.865%) CSS
10 7 (3.382%) Boost C++ Libraries
10 7 (3.382%) Threading Building Blocks
10 7 (3.382%) XSLT
10 7 (3.382%) XML Schema
11 6 (2.899%) HTML5
12 5 (2.415%) J2SE
13 4 (1.932%) .NET
14 3 (1.449%) CSS3
14 3 (1.449%) SOAP
15 2 (0.966%) Ajax
Application Platforms
1 69 (33.33%) Apache
2 20 (9.662%) Amazon AWS
3 18 (8.696%) Tomcat
4 15 (7.246%) IIS
5 14 (6.763%) Amazon EC2
6 11 (5.314%) OpenStack
7 9 (4.348%) Amazon S3
8 5 (2.415%) MS Exchange
9 4 (1.932%) Exchange Server 2007
9 4 (1.932%) Exchange Server 2010
10 3 (1.449%) CMS
11 2 (0.966%) SharePoint
11 2 (0.966%) Apache Pig
11 2 (0.966%) Exchange Server 2003
11 2 (0.966%) Jetty
11 2 (0.966%) Lync
11 2 (0.966%) nginx
11 2 (0.966%) Apache Solr
12 1 (0.483%) Moodle
12 1 (0.483%) SharePoint 2010
Applications
1 8 (3.865%) MS Excel
2 2 (0.966%) MS Visio
Business Applications
1 1 (0.483%) Dynamics CRM
Communications & Networking
1 41 (19.81%) Firewall
2 37 (17.87%) DNS
3 18 (8.696%) SAN
4 16 (7.729%) VPN
5 15 (7.246%) DHCP
6 14 (6.763%) SNMP
6 14 (6.763%) Cisco ASA
7 12 (5.797%) TCP/IP
7 12 (5.797%) iSCSI
8 11 (5.314%) NAS
8 11 (5.314%) BIG-IP
9 10 (4.831%) LDAP
10 9 (4.348%) Fibre Channel
10 9 (4.348%) SMTP
10 9 (4.348%) IPsec
10 9 (4.348%) VLAN
11 8 (3.865%) Internet
12 6 (2.899%) SSL
12 6 (2.899%) VoIP
12 6 (2.899%) HTTP
Database & Business Intelligence
1 61 (29.47%) MySQL
2 22 (10.63%) NoSQL
3 20 (9.662%) Hadoop
4 16 (7.729%) SQL Server
5 7 (3.382%) PostgreSQL
6 4 (1.932%) Big Data
7 3 (1.449%) MongoDB
7 3 (1.449%) SQL Server 2008
8 2 (0.966%) RDBMS
8 2 (0.966%) Oracle 8/8i
8 2 (0.966%) Sqoop
8 2 (0.966%) Redis
9 1 (0.483%) CouchDB
9 1 (0.483%) Pentaho
9 1 (0.483%) Jackrabbit
9 1 (0.483%) Data Mining
9 1 (0.483%) SQL Server 2005
9 1 (0.483%) GIS
Development Applications
1 33 (15.94%) Maven
2 26 (12.56%) Subversion
3 21 (10.14%) Git (software)
4 19 (9.179%) Jenkins
5 4 (1.932%) CruiseControl
6 3 (1.449%) Hudson
6 3 (1.449%) Cucumber
6 3 (1.449%) Selenium
6 3 (1.449%) JIRA
6 3 (1.449%) MSBuild
6 3 (1.449%) Jasmine
6 3 (1.449%) Artifactory
7 2 (0.966%) WebDriver
8 1 (0.483%) Bitbucket
8 1 (0.483%) Behat
8 1 (0.483%) Trac
8 1 (0.483%) ClearCase
8 1 (0.483%) ClearQuest
General
1 10 (4.831%) Finance
2 8 (3.865%) Telecoms
2 8 (3.865%) Publishing
3 7 (3.382%) Investment Banking
3 7 (3.382%) Banking
4 5 (2.415%) Retail
5 3 (1.449%) Manufacturing
6 2 (0.966%) Games
6 2 (0.966%) Dutch Language
6 2 (0.966%) French Language
6 2 (0.966%) German Language
7 1 (0.483%) Electronics
Job Titles
1 58 (28.02%) Administrator
2 51 (24.64%) Systems Administrator
2 51 (24.64%) Linux Administrator
3 43 (20.77%) Linux Systems Administrator
4 31 (14.98%) Linux Engineer
5 28 (13.53%) Developer
5 28 (13.53%) Systems Engineer
6 14 (6.763%) DevOps Engineer
7 12 (5.797%) Senior Linux Administrator
7 12 (5.797%) Java Developer
8 11 (5.314%) Support Engineer
9 10 (4.831%) Scala Developer
10 9 (4.348%) Architect
10 9 (4.348%) Senior Systems Administrator
11 8 (3.865%) Senior Linux Systems Administrator
12 7 (3.382%) Windows Systems Engineer
12 7 (3.382%) Systems Support
12 7 (3.382%) C++ Developer
12 7 (3.382%) Server Engineer
13 6 (2.899%) Analyst
Miscellaneous
1 27 (13.04%) Open Source
2 12 (5.797%) IaaS
3 7 (3.382%) Clustering
4 5 (2.415%) Hedge funds
4 5 (2.415%) SaaS
4 5 (2.415%) Cloud Computing
5 3 (1.449%) Computer Science
5 3 (1.449%) Client/Server
5 3 (1.449%) Foreign Exchange (FX)
6 2 (0.966%) Replication
6 2 (0.966%) Derivative
6 2 (0.966%) IPTV
6 2 (0.966%) EFT
6 2 (0.966%) EFTPOS
6 2 (0.966%) Smartcard
6 2 (0.966%) Video Conferencing
6 2 (0.966%) Data Protection Act
6 2 (0.966%) Online Games
6 2 (0.966%) PaaS
6 2 (0.966%) Video on Demand
Operating Systems
1 182 (87.92%) Linux
2 77 (37.20%) Windows
3 71 (34.30%) Red Hat Enterprise Linux
4 45 (21.74%) UNIX
5 41 (19.81%) Ubuntu
5 41 (19.81%) Windows Server 2008
6 24 (11.59%) Debian
7 22 (10.63%) Solaris
8 20 (9.662%) Windows Server 2012
9 14 (6.763%) Windows Server 2003
10 13 (6.280%) Fedora
11 9 (4.348%) Gentoo
12 7 (3.382%) FreeBSD
13 2 (0.966%) HPUX
13 2 (0.966%) Windows 7
14 1 (0.483%) openSUSE
14 1 (0.483%) Oracle Linux
14 1 (0.483%) Android
14 1 (0.483%) AIX
14 1 (0.483%) Embedded Linux
Processes & Methodologies
1 29 (14.01%) Continuous Integration
2 25 (12.08%) Agile Software Development
3 24 (11.59%) Configuration Management
4 21 (10.14%) Scrum
5 17 (8.213%) BDD
5 17 (8.213%) TDD
6 14 (6.763%) E-Commerce
6 14 (6.763%) Disaster Recovery
7 12 (5.797%) ITIL
8 7 (3.382%) Load Balancing
9 5 (2.415%) SOA
10 4 (1.932%) High Availability
11 3 (1.449%) ITIL V3
11 3 (1.449%) Unit Testing
11 3 (1.449%) Test Automation
11 3 (1.449%) Analytics
11 3 (1.449%) ERP
11 3 (1.449%) Migration
11 3 (1.449%) Identity Management
12 2 (0.966%) Workflow
Programming Languages
1 56 (27.05%) Java
2 36 (17.39%) PHP
3 29 (14.01%) Python
4 25 (12.08%) Shell Script
4 25 (12.08%) JavaScript
5 23 (11.11%) Bash shell
6 18 (8.696%) Perl
7 16 (7.729%) SQL
8 13 (6.280%) Ruby
9 11 (5.314%) Scala
10 9 (4.348%) C
11 8 (3.865%) C++
12 5 (2.415%) PowerShell
13 1 (0.483%) Groovy
13 1 (0.483%) COBOL
13 1 (0.483%) XQuery
13 1 (0.483%) XPath
13 1 (0.483%) Objective-C
Qualifications
1 36 (17.39%) Security Cleared
2 29 (14.01%) SC Cleared
3 15 (7.246%) RHCE
4 13 (6.280%) Degree
5 8 (3.865%) DV Cleared
6 7 (3.382%) VMware Certified Professional (VCP)
7 3 (1.449%) MCSE
7 3 (1.449%) Microsoft Certification
8 2 (0.966%) Linux+ Certification
8 2 (0.966%) Cisco Certification
9 1 (0.483%) MCP
9 1 (0.483%) CCNP
Quality Assurance & Compliance
1 6 (2.899%) SLA
2 4 (1.932%) QA
3 1 (0.483%) PCI DSS
System Software
1 30 (14.49%) Active Directory
2 26 (12.56%) vSphere
3 23 (11.11%) VMware Infrastructure
4 14 (6.763%) VMware ESXi
5 13 (6.280%) Hyper-V
6 12 (5.797%) NFS
7 10 (4.831%) VMware ESX
8 6 (2.899%) Postfix
9 5 (2.415%) XenServer
10 2 (0.966%) Xen
10 2 (0.966%) Squid
10 2 (0.966%) Terminal Services
11 1 (0.483%) Shibboleth
11 1 (0.483%) Varnish
11 1 (0.483%) XenApp
11 1 (0.483%) Samba
Systems Management
1 39 (18.84%) Puppet
2 32 (15.46%) Nagios
3 12 (5.797%) Cacti
4 8 (3.865%) ZABBIX
5 5 (2.415%) Red Hat Spacewalk
6 4 (1.932%) SCCM
6 4 (1.932%) Splunk
7 3 (1.449%) YUM
7 3 (1.449%) CFEngine
8 2 (0.966%) NetBackup
8 2 (0.966%) Cobbler
9 1 (0.483%) SolarWinds Orion
9 1 (0.483%) CA Wily
9 1 (0.483%) PureDisk
9 1 (0.483%) WSUS
9 1 (0.483%) SCOM
9 1 (0.483%) Zenoss
9 1 (0.483%) OpenView
9 1 (0.483%) Backup Exec
Vendors
1 133 (64.25%) Red Hat
2 52 (25.12%) VMware
3 36 (17.39%) Cisco
4 20 (9.662%) F5
5 17 (8.213%) HP
5 17 (8.213%) Oracle
6 14 (6.763%) Juniper
7 9 (4.348%) Citrix
8 8 (3.865%) Microsoft
8 8 (3.865%) CheckPoint
9 7 (3.382%) JBoss
9 7 (3.382%) Intel
9 7 (3.382%) Perforce
10 6 (2.899%) Veeam
11 5 (2.415%) Sun
11 5 (2.415%) NetApp
12 3 (1.449%) EMC
13 2 (0.966%) Dell
13 2 (0.966%) CommVault
13 2 (0.966%) Zend
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London
Linux (CentOS), MySQL, Apache, Exim, PHP, clustering (SAN, NAS), Senior Systems Administrator, Canary Wharf, Contract Role, Digital Agency... *Strong experience with MySQL, Apache, Exim and PHP... *Languages: Bash,...
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Rate: £400 - £420 per day
Posted: 16 May 2013
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West London
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Skipton, North Yorkshire
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Greywood Associates Limited
Rate: £200 per day
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Skipton, Yorkshire
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Oracle /Unix Specialist
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Linux Sys Admin
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Swindon, Wiltshire
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Cribbs Causeway, Bristol, South West
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Last Updated Tuesday 21 May 2013
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