The table below looks at the statistics for CentOS skills in IT contracts advertised for the Bristol region. Included is a guide to the average contractor rates offered in IT contracts that have cited CentOS over the 3 months to 17 April 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
17 Apr 2015
Same period 2014 Same period 2013
CentOS Linux
Rank 43 58 -
Rank change year-on-year
+15 -
Contract jobs citing CentOS 30 12 0
As % of all contract IT jobs located in Bristol 3.49% 1.28% -
As % of the Operating Systems category 18.18% 9.92% -
Number of daily rates quoted 17 12 0
Average daily rate
Keep up to 90%
of your Daily Rate
Get a Free Illustration
£375 £350 -
Average daily rate % change year-on-year
+7.14% -
UK excluding London average daily rate £375 £350 £300
% change year-on-year
+7.14% +16.66%
Number of hourly rates quoted 0 0 0
Average hourly rate - - -
UK excluding London average hourly rate - £35.00 £34.00
% change year-on-year
- +2.94%
CentOS
South West

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

Operating Systems Category
Bristol
Contract IT job ads with a match in the
Operating Systems category
165 121 142
As % of all contract IT jobs located in Bristol 19.19% 12.89% 21.61%
Number of daily rates quoted 104 67 66
Average daily rate £335 £350 £300
Average daily rate % change year-on-year
-4.28% +16.66%
90% offered a daily rate of more than £128 £288 £198
10% offered a daily rate of more than £450 £450 £419
UK excluding London average daily rate £344 £320 £313
% change year-on-year
+7.42% +2.40%
Number of hourly rates quoted 20 16 23
Average hourly rate £16.50 £14.00 £12.50
Average hourly rate % change year-on-year
+17.85% +12.00%
90% offered a hourly rate of more than £8.00 £11.00 £9.00
10% offered a hourly rate of more than £41.69 £19.40 £21.50
UK excluding London average hourly rate £15.50 £16.00 £16.00
% change year-on-year
-3.12% -

CentOS
Jobs Demand Trend in Bristol

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

CentOS Jobs Demand Trend in Bristol

CentOS
Daily Rate Trend in Bristol

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

CentOS Daily Rate Trend in Bristol

CentOS
Daily Rate Histogram in Bristol

This chart provides a histogram of daily rates quoted in contract IT jobs citing CentOS across the Bristol region over the 3 months to 17 April 2015.

CentOS Daily Rate Histogram in Bristol

CentOS
Hourly Rate Trend in Bristol

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

CentOS Hourly Rate Trend in Bristol

CentOS
Top 30 Related IT Skills in Bristol

For the 6 months to 17 April 2015, IT contractor jobs across the Bristol 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 63 (98.44%) Linux
2 52 (81.25%) MySQL
3 50 (78.13%) Apache
4 49 (76.56%) PHP
4 49 (76.56%) Continuous Integration
5 48 (75.00%) Git (software)
6 39 (60.94%) Agile Software Development
7 35 (54.69%) jQuery
8 34 (53.13%) JavaScript
9 33 (51.56%) HTML
9 33 (51.56%) Zend
9 33 (51.56%) HTML5
10 32 (50.00%) PHPUnit
10 32 (50.00%) Zend Framework
10 32 (50.00%) Doctrine
11 30 (46.88%) Software Engineering
12 27 (42.19%) Puppet
13 26 (40.63%) Mentoring
14 25 (39.06%) Automated Testing
14 25 (39.06%) Refactoring
15 23 (35.94%) Finance
16 20 (31.25%) Red Hat
16 20 (31.25%) Java
17 19 (29.69%) Subversion
17 19 (29.69%) DevOps
18 17 (26.56%) Jenkins
18 17 (26.56%) SQL
19 16 (25.00%) Python
19 16 (25.00%) Debian
20 15 (23.44%) Samba

CentOS
Top Related IT Skills in Bristol by Category

For the 6 months to 17 April 2015, IT contractor jobs across the Bristol 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 50 (78.13%) Apache
2 13 (20.31%) nginx
3 10 (15.63%) Confluence
3 10 (15.63%) MediaWiki
4 4 (6.25%) IIS
4 4 (6.25%) SharePoint
5 3 (4.69%) Tomcat
6 2 (3.13%) Drupal
7 1 (1.56%) WordPress
7 1 (1.56%) Node.js
Business Applications
1 3 (4.69%) SAP Oil and Gas
Cloud Services
1 6 (9.38%) Amazon AWS
2 5 (7.81%) SaaS
2 5 (7.81%) Amazon EC2
3 3 (4.69%) Amazon S3
3 3 (4.69%) Cloud Computing
4 1 (1.56%) PaaS
4 1 (1.56%) Route 53
4 1 (1.56%) Amazon ELB
4 1 (1.56%) Virtual Private Cloud
Communications & Networking
1 14 (21.88%) Firewall
2 11 (17.19%) LDAP
3 10 (15.63%) LAN
3 10 (15.63%) WAN
3 10 (15.63%) VPN
4 6 (9.38%) DNS
4 6 (9.38%) IPv6
4 6 (9.38%) OSPF
4 6 (9.38%) BGP
4 6 (9.38%) EIGRP
4 6 (9.38%) IPsec
4 6 (9.38%) Network Security
5 2 (3.13%) Wireless
6 1 (1.56%) Reverse Proxy
Database & Business Intelligence
1 52 (81.25%) MySQL
2 10 (15.63%) PostgreSQL
3 6 (9.38%) Relational Database
4 4 (6.25%) SQL Server
5 1 (1.56%) Hazelcast
5 1 (1.56%) Amazon RDS
Development Applications
1 48 (75.00%) Git (software)
2 32 (50.00%) PHPUnit
3 19 (29.69%) Subversion
4 17 (26.56%) Jenkins
5 15 (23.44%) Hudson
6 10 (15.63%) JIRA
General
1 23 (35.94%) Finance
2 5 (7.81%) Marketing
3 4 (6.25%) Telecoms
4 3 (4.69%) Electronics
4 3 (4.69%) Manufacturing
5 2 (3.13%) Retail
Job Titles
1 23 (35.94%) Developer
2 19 (29.69%) PHP Developer
3 17 (26.56%) DevOps Engineer
4 15 (23.44%) Software Engineer
5 11 (17.19%) Linux DevOps Engineer
6 10 (15.63%) Senior Software Engineer
7 9 (14.06%) Linux Administrator
8 8 (12.50%) Administrator
9 7 (10.94%) Systems Administrator
9 7 (10.94%) Systems Engineer
9 7 (10.94%) Linux Systems Administrator
9 7 (10.94%) Linux Engineer
10 6 (9.38%) PHP Zend Developer
11 4 (6.25%) Designer
11 4 (6.25%) Infrastructure Engineer
12 2 (3.13%) Java Developer
13 1 (1.56%) Senior Developer
13 1 (1.56%) Web Developer
13 1 (1.56%) JavaScript Developer
13 1 (1.56%) Web Engineer
Libraries, Frameworks & Software Standards
1 35 (54.69%) jQuery
2 33 (51.56%) HTML5
2 33 (51.56%) HTML
3 32 (50.00%) Zend Framework
3 32 (50.00%) Doctrine
4 8 (12.50%) LAMP
5 3 (4.69%) XML
5 3 (4.69%) Spring
6 2 (3.13%) CSS
6 2 (3.13%) Servlets
7 1 (1.56%) ActiveMQ
7 1 (1.56%) Django
7 1 (1.56%) React
7 1 (1.56%) Memcached
7 1 (1.56%) AngularJS
Miscellaneous
1 10 (15.63%) Wiki
2 5 (7.81%) Clustering
3 3 (4.69%) DTV
4 1 (1.56%) Animation
Operating Systems
1 63 (98.44%) Linux
2 16 (25.00%) Debian
3 14 (21.88%) Ubuntu
3 14 (21.88%) Windows
4 10 (15.63%) Windows Server 2003
5 7 (10.94%) Red Hat Enterprise Linux
6 6 (9.38%) UNIX
7 4 (6.25%) Fedora
8 3 (4.69%) VMS
8 3 (4.69%) Windows Server 2012
9 2 (3.13%) Amazon Linux
10 1 (1.56%) Windows 7
Processes & Methodologies
1 49 (76.56%) Continuous Integration
2 39 (60.94%) Agile Software Development
3 30 (46.88%) Software Engineering
4 26 (40.63%) Mentoring
5 25 (39.06%) Automated Testing
5 25 (39.06%) Refactoring
6 19 (29.69%) DevOps
7 13 (20.31%) Configuration Management
8 9 (14.06%) Build Automation
9 7 (10.94%) Capacity Planning
9 7 (10.94%) Disaster Recovery
10 6 (9.38%) Data Modelling
10 6 (9.38%) Database Theory
10 6 (9.38%) Relational Database Theory
11 5 (7.81%) Load Balancing
12 4 (6.25%) Scrum
13 3 (4.69%) Programme Management
13 3 (4.69%) Business Intelligence
13 3 (4.69%) Digital Marketing
13 3 (4.69%) TDD
Programming Languages
1 49 (76.56%) PHP
2 34 (53.13%) JavaScript
3 20 (31.25%) Java
4 17 (26.56%) SQL
5 16 (25.00%) Python
6 13 (20.31%) Ruby
7 11 (17.19%) Bash Shell
8 10 (15.63%) Perl
9 3 (4.69%) PHP5
10 1 (1.56%) Groovy
Qualifications
1 5 (7.81%) CCNA
1 5 (7.81%) Cisco Certification
2 1 (1.56%) SC Cleared
2 1 (1.56%) Security Cleared
System Software
1 15 (23.44%) Samba
2 13 (20.31%) Postfix
3 10 (15.63%) iptables
4 8 (12.50%) VMware Infrastructure
4 8 (12.50%) XenServer
4 8 (12.50%) Active Directory
5 3 (4.69%) Xen
6 1 (1.56%) NFS
6 1 (1.56%) Varnish
Systems Management
1 27 (42.19%) Puppet
2 13 (20.31%) Opscode Chef
3 10 (15.63%) ZABBIX
4 9 (14.06%) Salt
5 5 (7.81%) Ansible
6 3 (4.69%) Ganeti
6 3 (4.69%) Bcfg2
7 1 (1.56%) Vagrant
Vendors
1 33 (51.56%) Zend
2 20 (31.25%) Red Hat
3 9 (14.06%) VMware
4 8 (12.50%) Citrix
5 3 (4.69%) SAP
6 1 (1.56%) Microsoft