The table below looks at the statistics for CentOS skills in IT contracts advertised for the Yorkshire region. Included is a guide to the average contractor rates offered in IT contracts that have cited CentOS over the 3 months to 13 February 2016 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
13 Feb 2016
Same period 2015 Same period 2014
CentOS Linux
Rank 97 105 115
Rank change year-on-year
+8 +10
Contract jobs citing CentOS 40 21 3
As % of all contract IT jobs located in Yorkshire 1.42% 0.82% 0.13%
As % of the Operating Systems category 6.28% 4.09% 0.59%
Number of daily rates quoted 37 18 0
Average daily rate £450 £228 -
Average daily rate % change year-on-year
+97.80% -
UK excluding London average daily rate £450 £345 £400
% change year-on-year
+30.43% -13.75%
Number of hourly rates quoted 0 0 0
Average hourly rate - - -
UK excluding London average hourly rate - £47.50 -
CentOS
England

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

Operating Systems Category
Yorkshire
Contract IT job ads with a match in the
Operating Systems category
637 514 509
As % of all contract IT jobs located in Yorkshire 22.64% 20.16% 22.30%
Number of daily rates quoted 401 295 268
Average daily rate £400 £338 £300
Average daily rate % change year-on-year
+18.51% +12.50%
90% offered a daily rate of more than £161 £157 £165
10% offered a daily rate of more than £550 £425 £402
UK excluding London average daily rate £350 £333 £310
% change year-on-year
+5.10% +7.41%
Number of hourly rates quoted 42 59 46
Average hourly rate £12.50 £13.00 £11.75
Average hourly rate % change year-on-year
-3.84% +10.63%
90% offered a hourly rate of more than £9.00 £9.00 £10.00
10% offered a hourly rate of more than £21.50 £22.50 £14.95
UK excluding London average hourly rate £17.00 £16.00 £15.00
% change year-on-year
+6.25% +6.66%

CentOS
Jobs Demand Trend in Yorkshire

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

CentOS Jobs Demand Trend in Yorkshire

CentOS
Daily Rate Trend in Yorkshire

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

CentOS Daily Rate Trend in Yorkshire

CentOS
Daily Rate Histogram in Yorkshire

This chart provides a histogram of daily rates quoted in contract IT jobs citing CentOS across the Yorkshire region over the 3 months to 13 February 2016.

CentOS Daily Rate Histogram in Yorkshire

CentOS
Hourly Rate Trend in Yorkshire

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

CentOS Hourly Rate Trend in Yorkshire

CentOS
Contract Job Locations in Yorkshire

The table below looks at the demand and provides a guide to the average contractor rates quoted in IT jobs citing CentOS within the Yorkshire region over the 3 months to 13 February 2016. 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
West Yorkshire -2 26 £450 +95.65% 4
South Yorkshire - 14 £500 - 1
CentOS
England

CentOS
Top 30 Related IT Skills in Yorkshire

For the 6 months to 13 February 2016, IT contractor jobs across the Yorkshire 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 50 (87.72%) Java
2 45 (78.95%) Jenkins
3 40 (70.18%) Maven
4 38 (66.67%) Puppet
5 37 (64.91%) Linux
6 35 (61.40%) DevOps
7 32 (56.14%) Agile Software Development
8 31 (54.39%) Red Hat Enterprise Linux
9 30 (52.63%) MongoDB
10 28 (49.12%) Git (software)
11 27 (47.37%) Bash Shell
12 26 (45.61%) Docker
13 25 (43.86%) Ruby
14 23 (40.35%) Ubuntu
15 22 (38.60%) Configuration Management
15 22 (38.60%) VMware
16 21 (36.84%) PostgreSQL
16 21 (36.84%) Tomcat
16 21 (36.84%) Nagios
16 21 (36.84%) Continuous Integration
17 20 (35.09%) nginx
17 20 (35.09%) GitLab
17 20 (35.09%) Build Automation
18 19 (33.33%) Artifactory
18 19 (33.33%) Opsview
19 18 (31.58%) Amazon AWS
19 18 (31.58%) Security Cleared
20 16 (28.07%) VMware Infrastructure
20 16 (28.07%) Ansible
21 15 (26.32%) SC Cleared

CentOS
Top Related IT Skills in Yorkshire by Category

For the 6 months to 13 February 2016, IT contractor jobs across the Yorkshire 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 21 (36.84%) Tomcat
2 20 (35.09%) nginx
3 13 (22.81%) Confluence
4 12 (21.05%) OpenStack
5 2 (3.51%) Apache
6 1 (1.75%) Elasticsearch
6 1 (1.75%) Jetty
6 1 (1.75%) Node.js
6 1 (1.75%) WebSphere
Cloud Services
1 18 (31.58%) Amazon AWS
2 3 (5.26%) Microsoft Azure
3 2 (3.51%) GitHub
4 1 (1.75%) Amazon EC2
4 1 (1.75%) PaaS
4 1 (1.75%) Virtual Private Cloud
Communications & Networking
1 3 (5.26%) SMS
2 2 (3.51%) DHCP
2 2 (3.51%) DNS
2 2 (3.51%) Wi-Fi
3 1 (1.75%) Firewall
3 1 (1.75%) IMAP
3 1 (1.75%) Internet
3 1 (1.75%) IPsec
3 1 (1.75%) LDAP
3 1 (1.75%) OpenVPN
3 1 (1.75%) SMTP
3 1 (1.75%) SNMP
3 1 (1.75%) SSL
3 1 (1.75%) TCP/IP
3 1 (1.75%) VPN
3 1 (1.75%) WAN
3 1 (1.75%) Wireless
3 1 (1.75%) WLAN
Database & Business Intelligence
1 30 (52.63%) MongoDB
2 21 (36.84%) PostgreSQL
3 9 (15.79%) CouchDB
4 5 (8.77%) MySQL
5 3 (5.26%) NoSQL
6 1 (1.75%) Big Data
6 1 (1.75%) Couchbase
6 1 (1.75%) Hadoop
6 1 (1.75%) Redis
Development Applications
1 45 (78.95%) Jenkins
2 40 (70.18%) Maven
3 28 (49.12%) Git (software)
4 20 (35.09%) GitLab
5 19 (33.33%) Artifactory
6 14 (24.56%) JIRA
6 14 (24.56%) Selenium
7 12 (21.05%) Appium
7 12 (21.05%) Mocha
7 12 (21.05%) SonarQube
8 2 (3.51%) Atlassian Bamboo
9 1 (1.75%) Cucumber
9 1 (1.75%) FishEye
9 1 (1.75%) JConsole
9 1 (1.75%) JMeter
9 1 (1.75%) JProfiler
9 1 (1.75%) Subversion
9 1 (1.75%) Vagrant
9 1 (1.75%) VisualVM
9 1 (1.75%) YourKit
General
1 4 (7.02%) Local Government
2 2 (3.51%) Finance
Job Titles
1 29 (50.88%) DevOps Engineer
2 13 (22.81%) Operations Engineer
3 8 (14.04%) Linux DevOps Engineer
3 8 (14.04%) Linux Engineer
3 8 (14.04%) Linux/Unix DevOps
4 6 (10.53%) Developer
4 6 (10.53%) Java Engineer
5 4 (7.02%) Java Developer
6 3 (5.26%) Administrator
6 3 (5.26%) DBA
6 3 (5.26%) MySQL DBA
6 3 (5.26%) Senior Developer
6 3 (5.26%) Software Developer
6 3 (5.26%) Systems Administrator
6 3 (5.26%) Test Leader
7 2 (3.51%) Analyst
7 2 (3.51%) Java Software Developer
7 2 (3.51%) Linux Systems Administrator
7 2 (3.51%) Test Analyst
7 2 (3.51%) Web Consultant
Libraries, Frameworks & Software Standards
1 9 (15.79%) Kafka
1 9 (15.79%) RabbitMQ
2 6 (10.53%) Web Services
3 3 (5.26%) MCollective
4 2 (3.51%) LAMP
5 1 (1.75%) ActiveMQ
5 1 (1.75%) AngularJS
5 1 (1.75%) CSS
5 1 (1.75%) ELK Stack
5 1 (1.75%) HTML
5 1 (1.75%) HTML5
5 1 (1.75%) Java EE
5 1 (1.75%) JMS
5 1 (1.75%) LAPP Stack
5 1 (1.75%) LEMP Stack
5 1 (1.75%) REST
Miscellaneous
1 6 (10.53%) Management Information System
2 3 (5.26%) Data Centre
2 3 (5.26%) Mainframe
2 3 (5.26%) Private Cloud
3 1 (1.75%) Client/Server
3 1 (1.75%) Clustering
3 1 (1.75%) Visualisation
Operating Systems
1 37 (64.91%) Linux
2 31 (54.39%) Red Hat Enterprise Linux
3 23 (40.35%) Ubuntu
4 6 (10.53%) Unix
5 2 (3.51%) Windows
6 1 (1.75%) Debian
6 1 (1.75%) Fedora
6 1 (1.75%) SUSE
6 1 (1.75%) Windows Server
6 1 (1.75%) Windows Server 2012
Processes & Methodologies
1 35 (61.40%) DevOps
2 32 (56.14%) Agile Software Development
3 22 (38.60%) Configuration Management
4 21 (36.84%) Continuous Integration
5 20 (35.09%) Build Automation
6 15 (26.32%) Scrum
7 9 (15.79%) Microservices
8 7 (12.28%) Web Operations
9 5 (8.77%) Fund Management
9 5 (8.77%) Migration
9 5 (8.77%) Open Source
9 5 (8.77%) SDLC
9 5 (8.77%) Test Scripting
10 4 (7.02%) User Stories
11 3 (5.26%) API Integration
11 3 (5.26%) Continuous Improvement
11 3 (5.26%) Data Management
11 3 (5.26%) Data Migration
11 3 (5.26%) Test Strategy
12 2 (3.51%) Refactoring
Programming Languages
1 50 (87.72%) Java
2 27 (47.37%) Bash Shell
3 25 (43.86%) Ruby
4 5 (8.77%) Perl
5 3 (5.26%) Python
5 3 (5.26%) SQL
6 1 (1.75%) C
6 1 (1.75%) JavaScript
6 1 (1.75%) PHP
6 1 (1.75%) PowerShell
Qualifications
1 18 (31.58%) Security Cleared
2 15 (26.32%) SC Cleared
3 2 (3.51%) BPSS Clearance
Quality Assurance & Compliance
1 5 (8.77%) Disclosure Scotland
1 5 (8.77%) QA
2 1 (1.75%) PCI DSS
System Software
1 26 (45.61%) Docker
2 16 (28.07%) VMware Infrastructure
3 12 (21.05%) vSphere
4 2 (3.51%) FreeRADIUS
4 2 (3.51%) KVM
5 1 (1.75%) NFS
5 1 (1.75%) Samba
5 1 (1.75%) Squid
5 1 (1.75%) Varnish
5 1 (1.75%) VirtualBox
Systems Management
1 38 (66.67%) Puppet
2 21 (36.84%) Nagios
3 19 (33.33%) Opsview
4 16 (28.07%) Ansible
5 9 (15.79%) Graphite
5 9 (15.79%) Opscode Chef
5 9 (15.79%) Salt
6 2 (3.51%) logstash
7 1 (1.75%) Cacti
7 1 (1.75%) Cobbler
7 1 (1.75%) yum
Vendors
1 22 (38.60%) VMware
2 12 (21.05%) Atlassian
3 10 (17.54%) Splunk
4 9 (15.79%) Red Hat
5 5 (8.77%) Microsoft
6 2 (3.51%) SaltStack
7 1 (1.75%) Dell
7 1 (1.75%) HP
7 1 (1.75%) Rackspace