The table below looks at the statistics for CentOS skills in IT contracts advertised for the Leeds region. Included is a guide to the average contractor rates offered in IT contracts that have cited CentOS over the 3 months to 22 May 2015 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
22 May 2015
Same period 2014 Same period 2013
CentOS Linux
Rank 79 57 64
Rank change year-on-year
-22 +7
Contract jobs citing CentOS 20 29 7
As % of all contract IT jobs located in Leeds 1.47% 2.38% 0.93%
As % of the Operating Systems category 6.04% 10.62% 3.30%
Number of daily rates quoted 16 19 4
Average daily rate
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of your Daily Rate
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£225 £185 £265
Average daily rate % change year-on-year
+21.62% -30.18%
90% offered a daily rate of more than £219 £165 £253
10% offered a daily rate of more than £273 £282 £326
UK excluding London average daily rate £375 £350 £300
% change year-on-year
+7.14% +16.66%
Number of hourly rates quoted 0 3 2
Average hourly rate - £16.00 £34.75
Average hourly rate % change year-on-year
- -53.95%
UK excluding London average hourly rate - £17.50 £34.00
% change year-on-year
- -48.52%
CentOS
West Yorkshire

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

Operating Systems Category
Leeds
Contract IT job ads with a match in the
Operating Systems category
331 273 212
As % of all contract IT jobs located in Leeds 24.39% 22.43% 28.19%
Number of daily rates quoted 220 162 114
Average daily rate £350 £275 £278
Average daily rate % change year-on-year
+27.27% -0.90%
90% offered a daily rate of more than £175 £168 £176
10% offered a daily rate of more than £450 £393 £475
UK excluding London average daily rate £350 £313 £325
% change year-on-year
+12.00% -3.84%
Number of hourly rates quoted 16 19 14
Average hourly rate £17.50 £15.50 £19.00
Average hourly rate % change year-on-year
+12.90% -18.42%
90% offered a hourly rate of more than £11.28 £11.13 £11.16
10% offered a hourly rate of more than £35.00 £17.50 £35.50
UK excluding London average hourly rate £15.75 £15.50 £16.00
% change year-on-year
+1.61% -3.12%

CentOS
Jobs Demand Trend in Leeds

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

CentOS Jobs Demand Trend in Leeds

CentOS
Daily Rate Trend in Leeds

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

CentOS Daily Rate Trend in Leeds

CentOS
Daily Rate Histogram in Leeds

This chart provides a histogram of daily rates quoted in contract IT jobs citing CentOS across the Leeds region over the 3 months to 22 May 2015.

CentOS Daily Rate Histogram in Leeds

CentOS
Hourly Rate Trend in Leeds

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

CentOS Hourly Rate Trend in Leeds

CentOS
Top 30 Related IT Skills in Leeds

For the 6 months to 22 May 2015, IT contractor jobs across the Leeds 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 29 (82.86%) Ubuntu
2 26 (74.29%) Splunk
3 25 (71.43%) Workflow
4 23 (65.71%) Service Management
5 20 (57.14%) ITIL
6 16 (45.71%) Linux
7 15 (42.86%) Incident Management
8 14 (40.00%) UNIX
9 13 (37.14%) Python
9 13 (37.14%) LDAP
9 13 (37.14%) NHS
10 12 (34.29%) Cisco
11 11 (31.43%) Smartcard
11 11 (31.43%) Firewall
12 10 (28.57%) VMware
13 9 (25.71%) SSL
13 9 (25.71%) Windows
14 7 (20.00%) SQL
14 7 (20.00%) SAN
14 7 (20.00%) Windows Server 2003
14 7 (20.00%) VMware Server
14 7 (20.00%) Windows Server 2008
14 7 (20.00%) NoSQL
15 6 (17.14%) Jenkins
15 6 (17.14%) Git (software)
15 6 (17.14%) PHP
16 5 (14.29%) JavaScript
16 5 (14.29%) Red Hat
16 5 (14.29%) Windows XP
16 5 (14.29%) Bash Shell

CentOS
Top Related IT Skills in Leeds by Category

For the 6 months to 22 May 2015, IT contractor jobs across the Leeds 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 4 (11.43%) Node.js
1 4 (11.43%) Tomcat
2 2 (5.71%) Apache ServiceMix
Cloud Services
1 2 (5.71%) IaaS
2 1 (2.86%) Virtual Private Cloud
2 1 (2.86%) Route 53
2 1 (2.86%) Amazon EC2
2 1 (2.86%) Amazon S3
2 1 (2.86%) Amazon AWS
Communications & Networking
1 13 (37.14%) LDAP
2 11 (31.43%) Firewall
3 9 (25.71%) SSL
4 7 (20.00%) SAN
Database & Business Intelligence
1 7 (20.00%) NoSQL
2 5 (14.29%) MongoDB
2 5 (14.29%) Redis
3 4 (11.43%) Hadoop
4 2 (5.71%) Pentaho
4 2 (5.71%) PostgreSQL
5 1 (2.86%) Amazon RDS
5 1 (2.86%) Relational Database
Development Applications
1 6 (17.14%) Jenkins
1 6 (17.14%) Git (software)
2 2 (5.71%) QUnit
2 2 (5.71%) JUnit
2 2 (5.71%) Subversion
2 2 (5.71%) JMeter
General
1 1 (2.86%) Telecoms
1 1 (2.86%) Finance
Job Titles
1 9 (25.71%) Technical Support
2 8 (22.86%) 2nd Line Support
3 6 (17.14%) Support Engineer
4 5 (14.29%) IT Support
5 4 (11.43%) DevOps Engineer
6 3 (8.57%) Linux Support
6 3 (8.57%) 2nd Line Support Engineer
7 2 (5.71%) Linux Support Engineer
7 2 (5.71%) Developer
7 2 (5.71%) Senior Developer
7 2 (5.71%) Support Technician
7 2 (5.71%) Senior Java Developer
7 2 (5.71%) Java Developer
7 2 (5.71%) IT Support Engineer
7 2 (5.71%) Technical Customer Support
7 2 (5.71%) Linux Engineer
8 1 (2.86%) UNIX Support
8 1 (2.86%) UNIX Engineer
8 1 (2.86%) UNIX Support Engineer
8 1 (2.86%) Systems Engineer
Libraries, Frameworks & Software Standards
1 4 (11.43%) RabbitMQ
1 4 (11.43%) Memcached
1 4 (11.43%) LAMP
2 2 (5.71%) JSON
2 2 (5.71%) JPA
2 2 (5.71%) jQuery
2 2 (5.71%) Drools
2 2 (5.71%) REST
2 2 (5.71%) Apache Camel
2 2 (5.71%) Mustache
2 2 (5.71%) J2EE
2 2 (5.71%) XML
2 2 (5.71%) Ajax
2 2 (5.71%) ActiveMQ
2 2 (5.71%) JRules
2 2 (5.71%) Hibernate
3 1 (2.86%) CSS
3 1 (2.86%) Web Services
3 1 (2.86%) HTML
Miscellaneous
1 13 (37.14%) NHS
2 11 (31.43%) Smartcard
3 5 (14.29%) PKI
4 2 (5.71%) Statistics
4 2 (5.71%) Management Information System
Operating Systems
1 29 (82.86%) Ubuntu
2 16 (45.71%) Linux
3 14 (40.00%) UNIX
4 9 (25.71%) Windows
5 7 (20.00%) Windows Server 2003
5 7 (20.00%) Windows Server 2008
6 5 (14.29%) Windows XP
6 5 (14.29%) Red Hat Enterprise Linux
7 2 (5.71%) Debian
8 1 (2.86%) SUSE
8 1 (2.86%) Fedora
Processes & Methodologies
1 25 (71.43%) Workflow
2 23 (65.71%) Service Management
3 20 (57.14%) ITIL
4 15 (42.86%) Incident Management
5 5 (14.29%) DevOps
6 4 (11.43%) Data Management
7 3 (8.57%) Agile Software Development
8 2 (5.71%) Continuous Integration
8 2 (5.71%) TDD
8 2 (5.71%) Change Management
8 2 (5.71%) MVC
9 1 (2.86%) Process Management
9 1 (2.86%) Configuration Management
9 1 (2.86%) CRM
9 1 (2.86%) Network Monitoring
9 1 (2.86%) Continuous Improvement
Programming Languages
1 13 (37.14%) Python
2 7 (20.00%) SQL
3 6 (17.14%) PHP
4 5 (14.29%) JavaScript
4 5 (14.29%) Bash Shell
5 4 (11.43%) Ruby
6 3 (8.57%) Java
7 2 (5.71%) C#
8 1 (2.86%) Perl
Qualifications
1 4 (11.43%) Security Cleared
2 1 (2.86%) SC Cleared
2 1 (2.86%) Degree
Quality Assurance & Compliance
1 1 (2.86%) SLA
System Software
1 7 (20.00%) VMware Server
2 3 (8.57%) Hyper-V
3 2 (5.71%) Firmware
4 1 (2.86%) VMware Infrastructure
Systems Management
1 5 (14.29%) Puppet
1 5 (14.29%) Opscode Chef
2 4 (11.43%) Opsview
2 4 (11.43%) Graphite
2 4 (11.43%) Rundeck
3 2 (5.71%) OpenIDM
4 1 (2.86%) Nagios
4 1 (2.86%) Salt
Vendors
1 26 (74.29%) Splunk
2 12 (34.29%) Cisco
3 10 (28.57%) VMware
4 5 (14.29%) Red Hat
5 4 (11.43%) Tealeaf
5 4 (11.43%) Riverbed
6 1 (2.86%) SolarWinds