The first table below looks at the demand for CentOS skills in IT contracts advertised for the South East region. Included is a guide to the average contractor rates offered in IT contracts that have cited CentOS over the 3 months to 24 July 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 South East region.

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
24 Jul 2014
Same period 2013 Same period 2012
CentOS Linux
Rank 216 209 229
Rank change year-on-year
-7 +20
Contract jobs citing CentOS 26 21 14
As % of all contract IT jobs located in the South East 0.28% 0.25% 0.14%
As % of the Operating Systems category 1.17% 1.01% 0.69%
Number of daily rates quoted 16 15 10
Average daily rate
Keep up to 90%
of your Daily Rate
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£365 £425 £255
Average daily rate % change year-on-year
-14.11% +66.66%
90% offered a daily rate of more than £330 £198 £224
10% offered a daily rate of more than £450 £500 £350
UK excluding London average daily rate £350 £356 £288
% change year-on-year
-1.75% +23.91%
Number of hourly rates quoted 1 0 0
Average hourly rate £18.75 - -
UK excluding London average hourly rate £16.75 £36.00 £42.50
% change year-on-year
-53.47% -15.29%
Operating Systems Category
South East
Contract IT job ads with a match in the
Operating Systems category
2215 2085 2022
As % of all contract IT jobs located in the South East 24.12% 24.73% 20.48%
Number of daily rates quoted 1074 1046 840
Average daily rate £325 £345 £325
Average daily rate % change year-on-year
-5.79% +6.15%
90% offered a daily rate of more than £165 £175 £200
10% offered a daily rate of more than £450 £450 £450
UK excluding London average daily rate £310 £325 £321
% change year-on-year
-4.61% +1.24%
Number of hourly rates quoted 209 265 290
Average hourly rate £15.50 £17.00 £17.90
Average hourly rate % change year-on-year
-8.82% -5.02%
90% offered a hourly rate of more than £12.00 £12.00 £11.35
10% offered a hourly rate of more than £35.00 £40.00 £45.00
UK excluding London average hourly rate £15.00 £16.20 £17.50
% change year-on-year
-7.40% -7.42%
CentOS
England

CentOS
Jobs Demand Trend in the South East

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

CentOS Jobs Demand Trend in the South East

CentOS
Daily Rate Trend in the South East

This chart provides the 3-month moving average for daily rates quoted in IT contract jobs citing CentOS across the South East region.

CentOS Daily Rate Trend in the South East

CentOS
Daily Rate Histogram in the South East

This chart provides a histogram of daily rates quoted in contract IT jobs citing CentOS across the South East region over the 3 months to 24 July 2014.

CentOS Daily Rate Histogram in the South East

CentOS
Hourly Rate Trend in the South East

This chart provides the 3-month moving average for hourly rates quoted in IT contractor jobs citing CentOS across the South East region.

CentOS Hourly Rate Trend in the South East

CentOS
Contract Job Locations in the South East

The table below looks at the demand and provides a guide to the average contractor rates quoted in IT jobs citing CentOS within the South East region over the 3 months to 24 July 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
Contract
IT Job Ads
Average
Daily Rate
Last 3 Months
Average Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
Hampshire -10 12 £350 -17.64% 8
Buckinghamshire 0 8 £400 +86.69%
Berkshire +1 2 £388 -22.50% 4
Surrey -9 2 £501 - 3
Kent - 1 £350 - 1
Oxfordshire - - - - 1
East Sussex - - - -
West Sussex - - - -
CentOS
England

CentOS
Top 30 Related IT Skills in the South East

For the 6 months to 24 July 2014, IT contractor 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 contract IT job ads sampled that cited CentOS.

1 42 (91.30%) Linux
2 29 (63.04%) Red Hat
2 29 (63.04%) VMware
3 27 (58.70%) Apache
4 21 (45.65%) Security Cleared
5 20 (43.48%) VMware Infrastructure
5 20 (43.48%) Puppet
5 20 (43.48%) Active Directory
6 17 (36.96%) Web Services
6 17 (36.96%) Ubuntu
7 16 (34.78%) SC Cleared
7 16 (34.78%) Jenkins
8 15 (32.61%) Java
9 14 (30.43%) NFS
9 14 (30.43%) Open Source
10 13 (28.26%) iSCSI
11 12 (26.09%) EMC
11 12 (26.09%) Windows
11 12 (26.09%) Scrum
11 12 (26.09%) LAMP
12 11 (23.91%) HP
12 11 (23.91%) RSpec
12 11 (23.91%) Sendmail
12 11 (23.91%) Amazon EC2
12 11 (23.91%) Vagrant
12 11 (23.91%) DevOps
13 10 (21.74%) Red Hat Spacewalk
13 10 (21.74%) Amazon S3
13 10 (21.74%) Amazon AWS
13 10 (21.74%) Continuous Integration

CentOS
Top Related IT Skills in the South East by Category

For the 6 months to 24 July 2014, IT contractor 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 contract IT job ads sampled that cited CentOS. Up to 20 skills are shown per category.

Application Platforms
1 27 (58.70%) Apache
2 10 (21.74%) Tomcat
3 4 (8.70%) nginx
4 3 (6.52%) Confluence
4 3 (6.52%) Node.js
5 2 (4.35%) MS Exchange
6 1 (2.17%) WebLogic
6 1 (2.17%) IIS
6 1 (2.17%) Moodle
6 1 (2.17%) Resin
6 1 (2.17%) Apache Pig
Business Applications
1 1 (2.17%) SAP Oil and Gas
Cloud Services
1 11 (23.91%) Amazon EC2
2 10 (21.74%) Amazon S3
2 10 (21.74%) Amazon AWS
3 1 (2.17%) Route 53
3 1 (2.17%) Amazon ELB
Communications & Networking
1 13 (28.26%) iSCSI
2 10 (21.74%) LDAP
3 4 (8.70%) TCP/IP
3 4 (8.70%) Internet
3 4 (8.70%) Firewall
4 3 (6.52%) BIG-IP
4 3 (6.52%) DNS
5 2 (4.35%) SSL
6 1 (2.17%) SSH
6 1 (2.17%) LAN
6 1 (2.17%) VoIP
6 1 (2.17%) WAN
6 1 (2.17%) DHCP
6 1 (2.17%) HTTP
6 1 (2.17%) VPN
6 1 (2.17%) OpenLDAP
6 1 (2.17%) Network Security
6 1 (2.17%) Cisco Nexus
Database & Business Intelligence
1 7 (15.22%) MySQL
2 6 (13.04%) PostgreSQL
3 4 (8.70%) NoSQL
4 3 (6.52%) MongoDB
5 2 (4.35%) Relational Database
5 2 (4.35%) Oracle Database
6 1 (2.17%) RDBMS
6 1 (2.17%) SQL Server
6 1 (2.17%) Ingres
6 1 (2.17%) Apache Hive
6 1 (2.17%) Hadoop
6 1 (2.17%) HCatalog
6 1 (2.17%) Big Data
6 1 (2.17%) HBase
6 1 (2.17%) Amazon RDS
Development Applications
1 16 (34.78%) Jenkins
2 11 (23.91%) RSpec
3 7 (15.22%) Maven
4 4 (8.70%) Selenium
4 4 (8.70%) Subversion
5 3 (6.52%) Mockito
5 3 (6.52%) Cucumber
5 3 (6.52%) JIRA
5 3 (6.52%) Grunt
6 2 (4.35%) Capybara
6 2 (4.35%) Git (software)
6 2 (4.35%) Eclipse
7 1 (2.17%) IntelliJ
7 1 (2.17%) Ant
7 1 (2.17%) WebLOAD
7 1 (2.17%) Hudson
7 1 (2.17%) Gerrit
7 1 (2.17%) Apache Ivy
7 1 (2.17%) Gradle
General
1 1 (2.17%) Marketing
1 1 (2.17%) Finance
1 1 (2.17%) Manufacturing
1 1 (2.17%) Electronics
1 1 (2.17%) Telecoms
Job Titles
1 12 (26.09%) Support Engineer
2 9 (19.57%) Cloud Engineer
3 6 (13.04%) Linux Support
3 6 (13.04%) Linux Engineer
4 5 (10.87%) Developer
4 5 (10.87%) Systems Engineer
5 4 (8.70%) DevOps Engineer
5 4 (8.70%) Linux Support Engineer
5 4 (8.70%) Systems Support
5 4 (8.70%) Systems Support Engineer
6 3 (6.52%) Team Leader
6 3 (6.52%) JavaScript Developer
6 3 (6.52%) Administrator
6 3 (6.52%) Systems Administrator
7 2 (4.35%) Ruby on Rails Developer
7 2 (4.35%) Analyst
7 2 (4.35%) Consultant
7 2 (4.35%) Support Analyst
7 2 (4.35%) Web Team Leader
7 2 (4.35%) Technical Leader
Libraries, Frameworks & Software Standards
1 17 (36.96%) Web Services
2 12 (26.09%) LAMP
3 5 (10.87%) CSS
3 5 (10.87%) Spring
3 5 (10.87%) JSON
3 5 (10.87%) PostGIS
4 4 (8.70%) jQuery
4 4 (8.70%) RESTful
4 4 (8.70%) Ajax
5 3 (6.52%) Hibernate
5 3 (6.52%) JTS
5 3 (6.52%) JPA
5 3 (6.52%) Spring MVC
5 3 (6.52%) Java EE
6 2 (4.35%) EJB 3.0
6 2 (4.35%) HTML
6 2 (4.35%) EJB
6 2 (4.35%) Ruby on Rails
7 1 (2.17%) X-Windows
7 1 (2.17%) CPAN
Miscellaneous
1 14 (30.43%) Open Source
2 3 (6.52%) Linked Data
3 2 (4.35%) Clustering
4 1 (2.17%) Smartphone
4 1 (2.17%) DTV
4 1 (2.17%) EqualLogic
4 1 (2.17%) iPad
4 1 (2.17%) Wiki
4 1 (2.17%) Mathematics
Operating Systems
1 42 (91.30%) Linux
2 17 (36.96%) Ubuntu
3 12 (26.09%) Windows
4 8 (17.39%) Red Hat Enterprise Linux
5 5 (10.87%) UNIX
6 4 (8.70%) Solaris
7 3 (6.52%) AIX
7 3 (6.52%) Windows Server 2008
8 2 (4.35%) Oracle Linux
8 2 (4.35%) Windows XP
8 2 (4.35%) Windows Server 2003
9 1 (2.17%) OS/400
9 1 (2.17%) Windows 7
9 1 (2.17%) Android
Processes & Methodologies
1 12 (26.09%) Scrum
2 11 (23.91%) DevOps
3 10 (21.74%) Continuous Integration
4 8 (17.39%) Agile Software Development
5 5 (10.87%) Configuration Management
6 4 (8.70%) Change Control
6 4 (8.70%) Kanban
6 4 (8.70%) Test Automation
7 3 (6.52%) TDD
7 3 (6.52%) MVC
7 3 (6.52%) Migration
7 3 (6.52%) Load Balancing
7 3 (6.52%) Web Development
8 2 (4.35%) E-Commerce
8 2 (4.35%) SOA
8 2 (4.35%) Business Intelligence
8 2 (4.35%) Workflow
9 1 (2.17%) Programme Management
9 1 (2.17%) Software Engineering
9 1 (2.17%) Change Management
Programming Languages
1 15 (32.61%) Java
2 6 (13.04%) JavaScript
2 6 (13.04%) Ruby
3 5 (10.87%) Perl
3 5 (10.87%) PHP
3 5 (10.87%) Python
4 4 (8.70%) Bash Shell
5 2 (4.35%) C++
6 1 (2.17%) Korn
6 1 (2.17%) Shell Script
6 1 (2.17%) C
6 1 (2.17%) SQL
6 1 (2.17%) C-shell
Qualifications
1 21 (45.65%) Security Cleared
2 16 (34.78%) SC Cleared
3 6 (13.04%) DV Cleared
4 3 (6.52%) BC Cleared
5 2 (4.35%) Degree
6 1 (2.17%) Cisco Certification
6 1 (2.17%) CCNA
Quality Assurance & Compliance
1 6 (13.04%) SLA
2 1 (2.17%) PCI DSS
System Software
1 20 (43.48%) VMware Infrastructure
1 20 (43.48%) Active Directory
2 14 (30.43%) NFS
3 11 (23.91%) Sendmail
4 9 (19.57%) Squid
4 9 (19.57%) Postfix
4 9 (19.57%) vCloud
5 7 (15.22%) Hyper-V
6 3 (6.52%) VirtualBox
7 2 (4.35%) Varnish
7 2 (4.35%) vSphere
8 1 (2.17%) VMware Workstation
8 1 (2.17%) XenApp
8 1 (2.17%) Xen
Systems Management
1 20 (43.48%) Puppet
2 11 (23.91%) Vagrant
3 10 (21.74%) Red Hat Spacewalk
4 6 (13.04%) Nagios
5 4 (8.70%) Opscode Chef
6 3 (6.52%) Cacti
7 2 (4.35%) HAProxy
7 2 (4.35%) Ansible
7 2 (4.35%) Salt
7 2 (4.35%) EMC NetWorker
7 2 (4.35%) Munin
7 2 (4.35%) ZABBIX
8 1 (2.17%) ARCserve
8 1 (2.17%) YUM
8 1 (2.17%) Cisco CUCM
Vendors
1 29 (63.04%) Red Hat
1 29 (63.04%) VMware
2 12 (26.09%) EMC
3 11 (23.91%) HP
4 9 (19.57%) NetApp
5 5 (10.87%) Oracle
6 4 (8.70%) Cisco
6 4 (8.70%) Microsoft
6 4 (8.70%) Tripwire
7 3 (6.52%) F5
8 2 (4.35%) Percona
8 2 (4.35%) Atlassian
8 2 (4.35%) JBoss
8 2 (4.35%) Sophos
8 2 (4.35%) Perforce
9 1 (2.17%) Endeca
9 1 (2.17%) Google
9 1 (2.17%) Dell
9 1 (2.17%) Intel
9 1 (2.17%) Citrix
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