The table below looks at the statistics for CentOS skills in IT contracts advertised for the West Yorkshire region. Included is a guide to the contractor rates offered in IT contracts that have cited CentOS over the 3 months to 9 December 2016 with a comparison to the same period over 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.

3 months to
9 Dec 2016
Same period 2015 Same period 2014
CentOS Linux
Rank 87 107 90
Rank change year-on-year
+20 -17
Contract jobs citing CentOS 11 14 22
As % of all contract IT jobs located in West Yorkshire 0.72% 0.64% 1.19%
As % of the Operating Systems category 3.59% 3.14% 5.00%
Number of daily rates quoted 10 10 19
Median daily rate £456 £504 £250
Median daily rate % change year-on-year
-9.47% +101.60%
90% offered a daily rate of more than £223 £375 £220
10% offered a daily rate of more than £603 £589 £350
UK excluding London median daily rate £450 £415 £375
% change year-on-year
+8.56% +10.53%
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £18.00 £50.50 -
% change year-on-year
-64.35% -
CentOS
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 West Yorkshire region.

Operating Systems Category
West Yorkshire
Contract IT job ads with a match in the
Operating Systems category
306 446 440
As % of all contract IT jobs located in West Yorkshire 20.09% 20.29% 23.86%
Number of daily rates quoted 175 264 257
Median daily rate £415 £375 £325
Median daily rate % change year-on-year
+10.66% +15.38%
90% offered a daily rate of more than £200 £130 £175
10% offered a daily rate of more than £490 £540 £425
UK excluding London median daily rate £350 £350 £330
% change year-on-year
- +6.06%
Number of hourly rates quoted 22 43 36
Median hourly rate £13.50 £13.00 £12.00
Median hourly rate % change year-on-year
+3.84% +8.33%
90% offered a hourly rate of more than £10.20 £9.45 £9.50
10% offered a hourly rate of more than £30.90 £17.50 £22.50
UK excluding London median hourly rate £16.50 £16.50 £16.00
% change year-on-year
- +3.12%

CentOS
Jobs Demand Trend in West Yorkshire

The demand trend of contract jobs across the West Yorkshire region citing CentOS as a proportion of all IT contracts with a match in the Operating Systems category.

CentOS Jobs Demand Trend in West Yorkshire

CentOS
Daily Rate Trend in West Yorkshire

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

CentOS Daily Rate Trend in West Yorkshire

CentOS
Daily Rate Histogram in West Yorkshire

This chart provides a histogram of daily rates quoted in contract IT jobs citing CentOS across the West Yorkshire region over the 3 months to 9 December 2016.

CentOS Daily Rate Histogram in West Yorkshire

CentOS
Hourly Rate Trend in West Yorkshire

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

CentOS Hourly Rate Trend in West Yorkshire

CentOS
Contract Job Locations in West Yorkshire

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing CentOS within the West Yorkshire region over the 3 months to 9 December 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
(Click see detailed
statistics and trends)
Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Last 3 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
Leeds +22 11 £456 -15.03% 5
CentOS
Yorkshire

CentOS
Top 30 Related IT Skills in West Yorkshire

For the 6 months to 9 December 2016, IT contractor jobs citing CentOS also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the West Yorkshire region with a requirement for CentOS.

1 35 (100.00%) Linux
2 23 (65.71%) Ubuntu
3 20 (57.14%) Splunk
4 17 (48.57%) VMware
5 15 (42.86%) Red Hat
5 15 (42.86%) Nagios
5 15 (42.86%) DevOps
5 15 (42.86%) Grafana
6 12 (34.29%) Degree
7 11 (31.43%) SAN
8 10 (28.57%) DNS
8 10 (28.57%) VMware Server
8 10 (28.57%) Opscode Chef
9 8 (22.86%) OpenStack
9 8 (22.86%) Jenkins
9 8 (22.86%) Security Cleared
9 8 (22.86%) NHS
9 8 (22.86%) Ansible
10 7 (20.00%) Firewall
10 7 (20.00%) VMware Infrastructure
10 7 (20.00%) Red Hat Enterprise Linux
10 7 (20.00%) F5
11 6 (17.14%) MongoDB
11 6 (17.14%) Continuous Improvement
11 6 (17.14%) nginx
11 6 (17.14%) Squid
11 6 (17.14%) Service Management
11 6 (17.14%) Back Office
11 6 (17.14%) Workflow
11 6 (17.14%) ITIL

CentOS
Top Related IT Skills in West Yorkshire by Category

The follow tables expand on the table above by listing co-occurrences grouped by category. The same job type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories:

Application Platforms
1 8 (22.86%) OpenStack
2 6 (17.14%) Apache
2 6 (17.14%) Cloud Foundry
2 6 (17.14%) nginx
2 6 (17.14%) Tomcat
3 5 (14.29%) Confluence
3 5 (14.29%) GlassFish
4 1 (2.86%) CloudStack
4 1 (2.86%) IIS
4 1 (2.86%) Jetty
4 1 (2.86%) Mongrel
4 1 (2.86%) WebSphere
Cloud Services
1 5 (14.29%) Amazon AWS
2 3 (8.57%) PaaS
3 1 (2.86%) AWS CloudFormation
3 1 (2.86%) DigitalOcean
3 1 (2.86%) Heroku
3 1 (2.86%) IaaS
3 1 (2.86%) Microsoft Azure
Communications & Networking
1 11 (31.43%) SAN
2 10 (28.57%) DNS
3 7 (20.00%) Firewall
4 5 (14.29%) F5 BIG-IP GTM
4 5 (14.29%) F5 BIG-IP LTM
5 4 (11.43%) LDAP
6 3 (8.57%) SMTP
6 3 (8.57%) SNMP
6 3 (8.57%) TCP/IP
7 2 (5.71%) DHCP
7 2 (5.71%) Network Security
8 1 (2.86%) Kerberos
8 1 (2.86%) LAN
8 1 (2.86%) MPLS
8 1 (2.86%) Reverse Proxy
8 1 (2.86%) WAN
Database & Business Intelligence
1 6 (17.14%) MongoDB
2 5 (14.29%) PostgreSQL
2 5 (14.29%) Redis
3 2 (5.71%) Big Data
3 2 (5.71%) Hadoop
4 1 (2.86%) MySQL
Development Applications
1 8 (22.86%) Jenkins
2 5 (14.29%) Git (software)
2 5 (14.29%) Gitweb
2 5 (14.29%) JIRA
3 1 (2.86%) GoCD
3 1 (2.86%) Travis CI
General
1 6 (17.14%) Back Office
2 1 (2.86%) Billing
2 1 (2.86%) Retail
2 1 (2.86%) Telecoms
Job Titles
1 12 (34.29%) DevOps Engineer
2 6 (17.14%) Support Technician
3 5 (14.29%) Analyst
4 4 (11.43%) Infrastructure Engineer
4 4 (11.43%) Senior Support Technician
4 4 (11.43%) Senior Technician
4 4 (11.43%) Support Analyst
5 3 (8.57%) 2nd Line Support
5 3 (8.57%) 3rd Line Engineer
5 3 (8.57%) 3rd Line Infrastructure Engineer
5 3 (8.57%) Infrastructure Analyst
5 3 (8.57%) Linux Engineer
5 3 (8.57%) Operations Engineer
5 3 (8.57%) Systems Analyst
5 3 (8.57%) Systems Engineer
6 2 (5.71%) 3rd Line Support
6 2 (5.71%) Infrastructure Support Engineer
6 2 (5.71%) Storage Specialist
6 2 (5.71%) Support Engineer
6 2 (5.71%) Systems Support Engineer
Libraries, Frameworks & Software Standards
1 5 (14.29%) CSS
1 5 (14.29%) HTML
1 5 (14.29%) LAPP Stack
1 5 (14.29%) Node.js
1 5 (14.29%) RabbitMQ
2 4 (11.43%) XML
3 1 (2.86%) AngularJS
3 1 (2.86%) LEMP Stack
3 1 (2.86%) React
Miscellaneous
1 8 (22.86%) NHS
2 2 (5.71%) Enterprise Cloud
2 2 (5.71%) Public Cloud
3 1 (2.86%) Data Centre
3 1 (2.86%) Digital Media
3 1 (2.86%) Management Information System
Operating Systems
1 35 (100.00%) Linux
2 23 (65.71%) Ubuntu
3 7 (20.00%) Red Hat Enterprise Linux
4 6 (17.14%) Windows
5 5 (14.29%) Windows Server 2008
6 2 (5.71%) Fedora
6 2 (5.71%) Windows Server
7 1 (2.86%) Windows Server 2012
Processes & Methodologies
1 15 (42.86%) DevOps
2 6 (17.14%) Continuous Improvement
2 6 (17.14%) ITIL
2 6 (17.14%) Service Management
2 6 (17.14%) Workflow
3 5 (14.29%) Agile Software Development
3 5 (14.29%) Kanban
3 5 (14.29%) Scrum
3 5 (14.29%) Security Patching
4 4 (11.43%) Configuration Management
5 2 (5.71%) CRM
5 2 (5.71%) Load Balancing
5 2 (5.71%) Open Source
5 2 (5.71%) Software Engineering
6 1 (2.86%) Capacity Planning
6 1 (2.86%) Change Control
6 1 (2.86%) Data Migration
6 1 (2.86%) ERP
6 1 (2.86%) Server Virtualisation
6 1 (2.86%) SIEM
Programming Languages
1 6 (17.14%) JavaScript
1 6 (17.14%) PHP
2 5 (14.29%) Python
3 2 (5.71%) Java
3 2 (5.71%) Ruby
4 1 (2.86%) Go
4 1 (2.86%) Perl
4 1 (2.86%) PowerShell
Qualifications
1 12 (34.29%) Degree
2 8 (22.86%) Security Cleared
3 5 (14.29%) BPSS Clearance
4 2 (5.71%) SC Cleared
5 1 (2.86%) CCNA
5 1 (2.86%) Cisco Certification
Quality Assurance & Compliance
1 6 (17.14%) Disclosure Scotland
2 2 (5.71%) QA
System Software
1 10 (28.57%) VMware Server
2 7 (20.00%) VMware Infrastructure
3 6 (17.14%) Squid
4 5 (14.29%) NFS
5 1 (2.86%) Active Directory
5 1 (2.86%) Docker
5 1 (2.86%) vCloud
5 1 (2.86%) vSphere
5 1 (2.86%) Xen
Systems Management
1 15 (42.86%) Grafana
1 15 (42.86%) Nagios
2 10 (28.57%) Opscode Chef
3 8 (22.86%) Ansible
4 6 (17.14%) Terraform
5 5 (14.29%) Graphite
5 5 (14.29%) Graylog
5 5 (14.29%) HAProxy
5 5 (14.29%) Icinga
5 5 (14.29%) Puppet
5 5 (14.29%) StatsD
6 2 (5.71%) Salt
7 1 (2.86%) Packer
Vendors
1 20 (57.14%) Splunk
2 17 (48.57%) VMware
3 15 (42.86%) Red Hat
4 7 (20.00%) F5
5 6 (17.14%) Oracle
6 5 (14.29%) New Relic
6 5 (14.29%) Palo Alto
7 2 (5.71%) RightScale
8 1 (2.86%) Cisco
8 1 (2.86%) Citrix
8 1 (2.86%) Microsoft
8 1 (2.86%) Rackspace
8 1 (2.86%) Salesforce.com