The table below looks at the statistics for CentOS skills in IT contracts advertised for the England region. Included is a guide to the average contractor rates offered in IT contracts that have cited CentOS over the 3 months to 29 August 2014 with a comparison to the same period in the previous 2 years.

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
29 Aug 2014
Same period 2013 Same period 2012
CentOS Linux
Rank 345 423 482
Rank change year-on-year
+78 +59
Contract jobs citing CentOS 258 143 89
As % of all contract IT jobs located in England 0.50% 0.30% 0.17%
As % of the Operating Systems category 2.22% 1.31% 0.79%
Number of daily rates quoted 189 106 54
Average daily rate
Keep up to 90%
of your Daily Rate
Get a Free Illustration
£400 £360 £350
Average daily rate % change year-on-year
+11.11% +2.85%
90% offered a daily rate of more than £225 £220 £275
10% offered a daily rate of more than £525 £450 £400
UK excluding London average daily rate £375 £350 £309
% change year-on-year
+7.14% +13.36%
Number of hourly rates quoted 0 2 2
Average hourly rate - £40.50 £21.00
Average hourly rate % change year-on-year
- +92.85%
UK excluding London average hourly rate - £40.50 £21.00
% change year-on-year
- +92.85%
CentOS
UK

The following table is for comparison with the above and provides statistics for the entire Operating Systems category in contract jobs advertised in the England region.

Operating Systems Category
England
Contract IT job ads with a match in the
Operating Systems category
11632 10933 11330
As % of all contract IT jobs located in England 22.73% 22.72% 21.34%
Number of daily rates quoted 6726 6223 5908
Average daily rate £350 £350 £350
90% offered a daily rate of more than £165 £179 £200
10% offered a daily rate of more than £525 £525 £500
UK excluding London average daily rate £323 £325 £320
% change year-on-year
-0.76% +1.56%
Number of hourly rates quoted 1012 967 1129
Average hourly rate £15.73 £16.50 £17.50
Average hourly rate % change year-on-year
-4.66% -5.71%
90% offered a hourly rate of more than £11.00 £11.00 £11.84
10% offered a hourly rate of more than £34.00 £37.15 £40.00
UK excluding London average hourly rate £16.00 £16.00 £17.00
% change year-on-year
- -5.88%

CentOS
Jobs Demand Trend in England

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

CentOS Jobs Demand Trend in England

CentOS
Daily Rate Trend in England

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

CentOS Daily Rate Trend in England

CentOS
Daily Rate Histogram in England

This chart provides a histogram of daily rates quoted in contract IT jobs citing CentOS across the England region over the 3 months to 29 August 2014.

CentOS Daily Rate Histogram in England

CentOS
Hourly Rate Trend in England

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

CentOS Hourly Rate Trend in England

CentOS
Contract Job Locations in England

The table below looks at the demand and provides a guide to the average contractor rates quoted in IT jobs citing CentOS within the England region over the 3 months to 29 August 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
London +40 121 £414 +14.13% 47
South West +26 64 £388 +19.23% 5
South East -11 30 £365 +4.28% 18
Yorkshire +17 27 £225 -43.82% 7
North West -4 9 £400 - 4
East Midlands - 9 £328 - 3
West Midlands - 1 - - 4
East of England - 1 - - 2
North East - - - - 1
CentOS
UK

CentOS
Top 30 Related IT Skills in England

For the 6 months to 29 August 2014, IT contractor jobs across the 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 contract IT job ads sampled that cited CentOS.

1 367 (84.95%) Linux
2 259 (59.95%) Red Hat
3 214 (49.54%) Puppet
4 204 (47.22%) Apache
5 173 (40.05%) DevOps
6 160 (37.04%) PHP
7 156 (36.11%) Python
8 155 (35.88%) MySQL
9 149 (34.49%) Ubuntu
10 133 (30.79%) Continuous Integration
11 130 (30.09%) VMware
12 122 (28.24%) Red Hat Enterprise Linux
13 120 (27.78%) Jenkins
14 111 (25.69%) Ruby
14 111 (25.69%) Java
15 108 (25.00%) Perl
16 103 (23.84%) Amazon AWS
16 103 (23.84%) Opscode Chef
17 96 (22.22%) Bash Shell
18 94 (21.76%) LAMP
19 93 (21.53%) Agile Software Development
20 92 (21.30%) Web Services
21 91 (21.06%) Open Source
22 90 (20.83%) Windows
22 90 (20.83%) Nagios
23 82 (18.98%) Configuration Management
24 78 (18.06%) Git (software)
25 75 (17.36%) VMware Infrastructure
26 70 (16.20%) Amazon EC2
26 70 (16.20%) JavaScript

CentOS
Top Related IT Skills in England by Category

For the 6 months to 29 August 2014, IT contractor jobs across the 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 contract IT job ads sampled that cited CentOS. Up to 20 skills are shown per category.

Application Platforms
1 204 (47.22%) Apache
2 50 (11.57%) nginx
3 48 (11.11%) Tomcat
4 22 (5.09%) OpenStack
5 20 (4.63%) Elasticsearch
6 14 (3.24%) Moodle
6 14 (3.24%) Confluence
7 12 (2.78%) Node.js
8 11 (2.55%) IIS
9 10 (2.31%) MS Exchange
10 9 (2.08%) WebSphere
11 7 (1.62%) Jetty
11 7 (1.62%) MediaWiki
12 6 (1.39%) SharePoint 2010
12 6 (1.39%) Exchange Server 2010
12 6 (1.39%) WebLogic
12 6 (1.39%) SharePoint
13 5 (1.16%) Drupal
13 5 (1.16%) Office Communications Server
14 3 (0.69%) Oracle SOA Suite
Applications
1 9 (2.08%) MS Excel
Business Applications
1 6 (1.39%) SAP Oil and Gas
2 5 (1.16%) Magento
2 5 (1.16%) Oracle EBS
3 3 (0.69%) Shopify
4 2 (0.46%) SAP ERP
5 1 (0.23%) Oracle BPM
Cloud Services
1 103 (23.84%) Amazon AWS
2 70 (16.20%) Amazon EC2
3 61 (14.12%) Amazon S3
4 28 (6.48%) SaaS
5 26 (6.02%) Route 53
5 26 (6.02%) Amazon ELB
6 20 (4.63%) PaaS
7 11 (2.55%) Cloud Computing
8 7 (1.62%) Rackspace Cloud
9 4 (0.93%) Google Apps
10 2 (0.46%) Office 365
10 2 (0.46%) GitHub
11 1 (0.23%) Amazon EMR
11 1 (0.23%) Joyent
11 1 (0.23%) Amazon SQS
Communications & Networking
1 56 (12.96%) Firewall
2 52 (12.04%) DNS
3 42 (9.72%) LDAP
4 31 (7.18%) SAN
5 29 (6.71%) DHCP
6 22 (5.09%) Internet
7 20 (4.63%) WAN
8 19 (4.40%) LAN
8 19 (4.40%) VPN
8 19 (4.40%) iSCSI
9 18 (4.17%) TCP/IP
9 18 (4.17%) SSL
10 17 (3.94%) SSH
11 14 (3.24%) Network Security
12 10 (2.31%) BGP
13 9 (2.08%) OSPF
13 9 (2.08%) Ethernet
14 8 (1.85%) SMTP
15 7 (1.62%) HTTP
15 7 (1.62%) SNMP
Database & Business Intelligence
1 155 (35.88%) MySQL
2 49 (11.34%) MongoDB
3 46 (10.65%) NoSQL
4 42 (9.72%) PostgreSQL
5 30 (6.94%) Apache Cassandra
6 28 (6.48%) Big Data
7 24 (5.56%) Hadoop
8 20 (4.63%) CouchDB
9 18 (4.17%) Riak
10 17 (3.94%) Relational Database
10 17 (3.94%) SQL Server
11 8 (1.85%) Oracle Database
12 6 (1.39%) Redis
12 6 (1.39%) Data Warehouse
13 5 (1.16%) RDBMS
14 4 (0.93%) Couchbase
15 3 (0.69%) Hazelcast
15 3 (0.69%) SQL Server Reporting Services
15 3 (0.69%) SQL Server 2005
15 3 (0.69%) SQL Server Integration Services
Development Applications
1 120 (27.78%) Jenkins
2 78 (18.06%) Git (software)
3 68 (15.74%) Maven
4 58 (13.43%) Hudson
5 38 (8.80%) Subversion
6 31 (7.18%) PHPUnit
7 17 (3.94%) JIRA
8 16 (3.70%) RSpec
9 11 (2.55%) Cucumber
10 6 (1.39%) Selenium
10 6 (1.39%) JUnit
11 4 (0.93%) Eclipse
11 4 (0.93%) Mockito
12 3 (0.69%) Mercurial
12 3 (0.69%) Ant
12 3 (0.69%) JMeter
12 3 (0.69%) Gerrit
12 3 (0.69%) Grunt
13 2 (0.46%) Appcelerator Titanium
13 2 (0.46%) FishEye
General
1 25 (5.79%) Finance
2 12 (2.78%) Games
3 9 (2.08%) Pharmaceutical
4 8 (1.85%) Electronics
5 7 (1.62%) Telecoms
5 7 (1.62%) Manufacturing
6 6 (1.39%) Marketing
7 3 (0.69%) Retail
8 2 (0.46%) Advertising
8 2 (0.46%) Publishing
8 2 (0.46%) Banking
8 2 (0.46%) Legal
9 1 (0.23%) Billing
Job Titles
1 94 (21.76%) DevOps Engineer
2 65 (15.05%) Developer
3 48 (11.11%) Linux Engineer
4 41 (9.49%) Administrator
5 36 (8.33%) Systems Administrator
5 36 (8.33%) PHP Developer
6 35 (8.10%) Linux DevOps Engineer
7 28 (6.48%) Linux Administrator
8 25 (5.79%) Senior DevOps Engineer
9 24 (5.56%) 2nd Line Support
10 22 (5.09%) Analyst
11 21 (4.86%) Architect
12 20 (4.63%) Support Engineer
12 20 (4.63%) Linux Systems Administrator
13 16 (3.70%) Designer
14 14 (3.24%) Systems Engineer
15 13 (3.01%) Linux Support
16 12 (2.78%) PHP Zend Developer
16 12 (2.78%) DevOps Architect
16 12 (2.78%) Support Analyst
Libraries, Frameworks & Software Standards
1 94 (21.76%) LAMP
2 92 (21.30%) Web Services
3 56 (12.96%) jQuery
4 45 (10.42%) HTML
5 39 (9.03%) HTML5
6 33 (7.64%) Zend Framework
7 25 (5.79%) RESTful
8 23 (5.32%) CSS
9 20 (4.63%) XML
9 20 (4.63%) MCollective
10 19 (4.40%) Spring
11 16 (3.70%) JSON
12 14 (3.24%) Servlets
13 12 (2.78%) Ajax
14 10 (2.31%) Symfony
15 9 (2.08%) Regular Expression
16 6 (1.39%) CakePHP
16 6 (1.39%) CSS3
16 6 (1.39%) Hibernate
17 5 (1.16%) ActiveMQ
Miscellaneous
1 91 (21.06%) Open Source
2 22 (5.09%) Computer Science
3 15 (3.47%) NHS
4 12 (2.78%) Clustering
5 10 (2.31%) E-Learning
5 10 (2.31%) Online Games
6 9 (2.08%) Wiki
6 9 (2.08%) Management Information System
6 9 (2.08%) Replication
7 8 (1.85%) VLE
8 6 (1.39%) Blackberry
8 6 (1.39%) DTV
9 4 (0.93%) PKI
9 4 (0.93%) Animation
9 4 (0.93%) Learning Management System
10 3 (0.69%) Linked Data
10 3 (0.69%) Mobile App
11 2 (0.46%) Enterprise Software
11 2 (0.46%) Visualisation
11 2 (0.46%) iSeries
Operating Systems
1 367 (84.95%) Linux
2 149 (34.49%) Ubuntu
3 122 (28.24%) Red Hat Enterprise Linux
4 90 (20.83%) Windows
5 67 (15.51%) UNIX
6 58 (13.43%) Debian
7 49 (11.34%) Windows Server 2003
8 47 (10.88%) Windows Server 2008
9 24 (5.56%) Windows XP
10 15 (3.47%) Fedora
11 12 (2.78%) Windows Server 2012
12 10 (2.31%) AIX
13 9 (2.08%) Windows 7
14 8 (1.85%) Solaris
15 4 (0.93%) Scientific Linux
16 3 (0.69%) SELinux
16 3 (0.69%) VMS
17 2 (0.46%) SUSE
17 2 (0.46%) Oracle Linux
18 1 (0.23%) Android
Processes & Methodologies
1 173 (40.05%) DevOps
2 133 (30.79%) Continuous Integration
3 93 (21.53%) Agile Software Development
4 82 (18.98%) Configuration Management
5 65 (15.05%) Scrum
6 52 (12.04%) Load Balancing
7 46 (10.65%) Workflow
8 43 (9.95%) Service Management
9 35 (8.10%) ITIL
10 32 (7.41%) Build Automation
11 28 (6.48%) Kanban
12 24 (5.56%) Incident Management
13 22 (5.09%) TDD
14 21 (4.86%) Software Engineering
15 19 (4.40%) Performance Testing
16 17 (3.94%) E-Commerce
16 17 (3.94%) Data Modelling
17 16 (3.70%) Service Delivery
18 15 (3.47%) Migration
19 12 (2.78%) Disaster Recovery
Programming Languages
1 160 (37.04%) PHP
2 156 (36.11%) Python
3 111 (25.69%) Ruby
3 111 (25.69%) Java
4 108 (25.00%) Perl
5 96 (22.22%) Bash Shell
6 70 (16.20%) JavaScript
7 42 (9.72%) SQL
8 32 (7.41%) Shell Script
9 12 (2.78%) PHP5
10 9 (2.08%) sed
11 5 (1.16%) T-SQL
11 5 (1.16%) C++
12 3 (0.69%) C
12 3 (0.69%) PowerShell
13 2 (0.46%) Scala
13 2 (0.46%) C-shell
13 2 (0.46%) WebLogic Scripting Tool
13 2 (0.46%) R
13 2 (0.46%) PL/SQL
Qualifications
1 59 (13.66%) Security Cleared
2 51 (11.81%) SC Cleared
3 19 (4.40%) Degree
4 9 (2.08%) CCNA
4 9 (2.08%) Cisco Certification
5 7 (1.62%) RHCE
6 5 (1.16%) BC Cleared
6 5 (1.16%) DV Cleared
7 3 (0.69%) Microsoft Certification
7 3 (0.69%) OCP
7 3 (0.69%) Oracle Certification
7 3 (0.69%) MCSE
8 2 (0.46%) PhD
8 2 (0.46%) CTC Cleared
8 2 (0.46%) LPIC
9 1 (0.23%) Linux+ Certification
9 1 (0.23%) RHCT
9 1 (0.23%) ITIL Foundation Certificate
9 1 (0.23%) ISTQB Foundation Certification
9 1 (0.23%) ISEB
Quality Assurance & Compliance
1 29 (6.71%) QA
2 17 (3.94%) SLA
3 1 (0.23%) PCI DSS
System Software
1 75 (17.36%) VMware Infrastructure
2 39 (9.03%) NFS
3 37 (8.56%) Active Directory
4 32 (7.41%) vCloud
5 29 (6.71%) XenServer
6 24 (5.56%) Samba
7 21 (4.86%) VMware Server
8 19 (4.40%) Postfix
9 17 (3.94%) Sendmail
9 17 (3.94%) Hyper-V
10 16 (3.70%) Squid
11 13 (3.01%) Xen
12 11 (2.55%) vSphere
13 7 (1.62%) qmail
14 6 (1.39%) Varnish
15 5 (1.16%) VirtualBox
15 5 (1.16%) VMware ESX
16 4 (0.93%) KVM
17 3 (0.69%) VMware Workstation
17 3 (0.69%) Oracle RMAN
Systems Management
1 214 (49.54%) Puppet
2 103 (23.84%) Opscode Chef
3 90 (20.83%) Nagios
4 48 (11.11%) ZABBIX
5 46 (10.65%) Vagrant
6 45 (10.42%) Cacti
7 41 (9.49%) Salt
8 21 (4.86%) Red Hat Spacewalk
9 17 (3.94%) Zenoss
10 14 (3.24%) Kibana
11 11 (2.55%) Graylog2
11 11 (2.55%) Ansible
12 9 (2.08%) Cobbler
13 8 (1.85%) Opsview
13 8 (1.85%) YUM
14 7 (1.62%) SCCM
15 6 (1.39%) SCOM
15 6 (1.39%) logstash
16 5 (1.16%) EMC NetWorker
16 5 (1.16%) CFEngine
Vendors
1 259 (59.95%) Red Hat
2 130 (30.09%) VMware
3 69 (15.97%) Splunk
4 36 (8.33%) Zend
5 31 (7.18%) Oracle
5 31 (7.18%) Rackspace
6 26 (6.02%) Microsoft
7 24 (5.56%) Cisco
8 23 (5.32%) EMC
8 23 (5.32%) RightScale
9 22 (5.09%) Percona
10 21 (4.86%) Citrix
10 21 (4.86%) NetApp
11 18 (4.17%) HP
12 15 (3.47%) JBoss
12 15 (3.47%) Perforce
13 11 (2.55%) SAP
14 9 (2.08%) Dell
15 8 (1.85%) Tripwire
15 8 (1.85%) Google
London
Opus Recruitment Solutions Ltd
Rate: Market Rate
Posted: 22 hours ago
Bristol Area
Opus Recruitment Solutions Ltd
Rate: £300 to £450 per day
Posted: 23 hours ago
London
TEKsystems
Rate: £300 - £320 per day
Posted: Yesterday
London
Parallel Consulting
Rate: £400 - £450 per annum
Posted: 2 days ago
London
TEKsystems
Rate: £300 - £400 per day
Posted: 2 days ago
London
Square One Resources
Rate: Unspecified
Posted: 3 days ago
London
Computer People
Rate: Negotiable
Posted: 3 days ago
London
Digitech Resourcing Ltd
Rate: From £200 to £300 per day + 6 Month Contract
Posted: 3 days ago
London
Capita - ITMS
Rate: £200 - £300 per day
Posted: 4 days ago
High Wycombe, Buckinghamshire
Explore Recruitment Solutions
Rate: £300 - £400 per day
Posted: 4 days ago
Swindon
Computer Futures
Rate: £150 - £300 per day + competitive
Posted: 7 days ago
Leeds
DP Connect
Rate: £250 per day
Posted: 12 days ago
Leeds
Hays IT - Uk Posting account
Rate: £200.00 - £250.00 per day
Posted: 14 days ago
Central London / West End
Reed Business Information Ltd
Rate: From £450 to £500 per day direct - no agency margin
Posted: 16 days ago
Central London / West End
Reed Business Information Ltd
Rate: From £400 to £500 per day direct - no agency margin
Posted: 16 days ago
London
Opus Recruitment Solutions Ltd
Rate: £300 - £350 per day
Posted: 17 days ago
London
Austin Fraser Limited
Rate: £350 - £400 per day
Posted: 18 days ago
Bristol
Opus Recruitment Solutions Ltd
Rate: Market Rate
Posted: 18 days ago
London
Opus Recruitment Solutions Ltd
Rate: £300 - £350 per day
Posted: 23 days ago
London
Interquest - ITQ Financial - Tunbridge Wells
Rate: £350 - £450 per day
Posted: 24 days ago