The table below looks at the statistics for CentOS skills in IT contracts advertised for the Leeds region. Included is a guide to the contractor rates offered in IT contracts that have cited CentOS over the 3 months to 26 July 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
26 Jul 2016
Same period 2015 Same period 2014
CentOS Linux
Rank 78 77 53
Rank change year-on-year
-1 -24
Contract jobs citing CentOS 31 32 29
As % of all contract IT jobs located in Leeds 2.13% 2.00% 2.76%
As % of the Operating Systems category 9.54% 9.52% 14.15%
Number of daily rates quoted 30 23 21
Median daily rate £425 £300 £180
Median daily rate % change year-on-year
+41.66% +66.66%
90% offered a daily rate of more than £268 £242 £150
10% offered a daily rate of more than £565 £300 £225
UK excluding London median daily rate £425 £340 £350
% change year-on-year
+25.00% -2.85%
Number of hourly rates quoted 0 0 3
Median hourly rate - - £16.00
UK excluding London median hourly rate £13.50 - £16.75
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
325 336 205
As % of all contract IT jobs located in Leeds 22.35% 21.01% 19.51%
Number of daily rates quoted 227 204 133
Median daily rate £400 £350 £185
Median daily rate % change year-on-year
+14.28% +89.18%
90% offered a daily rate of more than £260 £219 £150
10% offered a daily rate of more than £565 £465 £380
UK excluding London median daily rate £350 £350 £305
% change year-on-year
- +14.75%
Number of hourly rates quoted 8 23 16
Median hourly rate £14.50 £17.25 £15.00
Median hourly rate % change year-on-year
-15.94% +15.00%
90% offered a hourly rate of more than £9.05 £9.50 £11.13
10% offered a hourly rate of more than £16.48 £22.50 £16.50
UK excluding London median hourly rate £16.50 £16.50 £15.00
% change year-on-year
- +10.00%

CentOS
Jobs Demand Trend in Leeds

The demand trend of contract jobs across the Leeds region citing CentOS as a proportion of all IT contracts with a match in 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 26 July 2016.

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 26 July 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 Leeds region with a requirement for CentOS.

1 33 (100.00%) Linux
2 27 (81.82%) Ubuntu
3 17 (51.52%) VMware
4 14 (42.42%) DevOps
5 13 (39.39%) Red Hat
6 12 (36.36%) DNS
6 12 (36.36%) SAN
6 12 (36.36%) Ansible
6 12 (36.36%) OpenStack
7 11 (33.33%) Splunk
7 11 (33.33%) Opscode Chef
7 11 (33.33%) VMware Server
8 10 (30.30%) Security Cleared
8 10 (30.30%) Disclosure Scotland
9 9 (27.27%) Grafana
9 9 (27.27%) Red Hat Enterprise Linux
9 9 (27.27%) Degree
9 9 (27.27%) Nagios
10 8 (24.24%) Back Office
10 8 (24.24%) Puppet
11 7 (21.21%) Open Source
11 7 (21.21%) PaaS
11 7 (21.21%) SC Cleared
11 7 (21.21%) Jenkins
11 7 (21.21%) Public Cloud
11 7 (21.21%) Enterprise Cloud
11 7 (21.21%) BPSS Clearance
11 7 (21.21%) Workflow
11 7 (21.21%) Service Management
11 7 (21.21%) NHS

CentOS
Top Related IT Skills in Leeds 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 12 (36.36%) OpenStack
2 6 (18.18%) Apache
3 5 (15.15%) Cloud Foundry
3 5 (15.15%) Confluence
3 5 (15.15%) GlassFish
3 5 (15.15%) nginx
3 5 (15.15%) Tomcat
Cloud Services
1 7 (21.21%) Amazon AWS
1 7 (21.21%) PaaS
Communications & Networking
1 12 (36.36%) DNS
1 12 (36.36%) SAN
2 7 (21.21%) DHCP
3 5 (15.15%) F5 BIG-IP GTM
3 5 (15.15%) F5 BIG-IP LTM
3 5 (15.15%) Firewall
4 1 (3.03%) Kerberos
4 1 (3.03%) LAN
4 1 (3.03%) LDAP
4 1 (3.03%) MPLS
4 1 (3.03%) Reverse Proxy
4 1 (3.03%) WAN
Database & Business Intelligence
1 5 (15.15%) MongoDB
1 5 (15.15%) PostgreSQL
1 5 (15.15%) Redis
Development Applications
1 7 (21.21%) Git (software)
1 7 (21.21%) Jenkins
2 5 (15.15%) Gitweb
2 5 (15.15%) JIRA
3 2 (6.06%) Maven
General
1 8 (24.24%) Back Office
2 1 (3.03%) Retail
Job Titles
1 13 (39.39%) DevOps Engineer
2 7 (21.21%) AWS DevOps
2 7 (21.21%) AWS Engineer
2 7 (21.21%) Linux DevOps Engineer
2 7 (21.21%) Linux Engineer
2 7 (21.21%) Linux/Unix DevOps
2 7 (21.21%) Support Technician
3 6 (18.18%) Senior Technician
4 5 (15.15%) Senior Support Technician
4 5 (15.15%) Storage Specialist
5 4 (12.12%) Hardware Specialist
6 2 (6.06%) Ubuntu Technician
7 1 (3.03%) 2nd Line Technical Support
7 1 (3.03%) Automation Specialist
7 1 (3.03%) Cloud Engineer
7 1 (3.03%) Desktop Support Technician
7 1 (3.03%) DevOps Specialist
7 1 (3.03%) Hardware Engineer
7 1 (3.03%) IT Engineer
7 1 (3.03%) Linux Systems Administrator
Libraries, Frameworks & Software Standards
1 5 (15.15%) LAPP Stack
1 5 (15.15%) Node.js
1 5 (15.15%) RabbitMQ
2 1 (3.03%) ELK Stack
Miscellaneous
1 7 (21.21%) Enterprise Cloud
1 7 (21.21%) NHS
1 7 (21.21%) Public Cloud
Operating Systems
1 33 (100.00%) Linux
2 27 (81.82%) Ubuntu
3 9 (27.27%) Red Hat Enterprise Linux
4 7 (21.21%) Fedora
5 1 (3.03%) Windows
5 1 (3.03%) Windows Server
5 1 (3.03%) Windows Server 2008
5 1 (3.03%) Windows Server 2012
Processes & Methodologies
1 14 (42.42%) DevOps
2 7 (21.21%) ITIL
2 7 (21.21%) Open Source
2 7 (21.21%) Service Management
2 7 (21.21%) Software Engineering
2 7 (21.21%) Workflow
3 5 (15.15%) Agile Software Development
3 5 (15.15%) Continuous Improvement
3 5 (15.15%) Kanban
3 5 (15.15%) Scrum
3 5 (15.15%) Security Patching
4 2 (6.06%) Build Automation
4 2 (6.06%) Configuration Management
4 2 (6.06%) Continuous Integration
4 2 (6.06%) Data Migration
4 2 (6.06%) Migration
Programming Languages
1 5 (15.15%) PHP
2 2 (6.06%) Bash Shell
2 2 (6.06%) Java
2 2 (6.06%) Ruby
Qualifications
1 10 (30.30%) Security Cleared
2 9 (27.27%) Degree
3 7 (21.21%) BPSS Clearance
3 7 (21.21%) SC Cleared
4 1 (3.03%) CCNA
4 1 (3.03%) Cisco Certification
Quality Assurance & Compliance
1 10 (30.30%) Disclosure Scotland
System Software
1 11 (33.33%) VMware Server
2 6 (18.18%) Squid
2 6 (18.18%) VMware Infrastructure
3 5 (15.15%) NFS
4 1 (3.03%) Active Directory
4 1 (3.03%) vCloud
4 1 (3.03%) vSphere
Systems Management
1 12 (36.36%) Ansible
2 11 (33.33%) Opscode Chef
3 9 (27.27%) Grafana
3 9 (27.27%) Nagios
4 8 (24.24%) Puppet
5 6 (18.18%) Salt
6 5 (15.15%) Graphite
6 5 (15.15%) Graylog
6 5 (15.15%) HAProxy
6 5 (15.15%) Icinga
6 5 (15.15%) StatsD
6 5 (15.15%) Terraform
Vendors
1 17 (51.52%) VMware
2 13 (39.39%) Red Hat
3 11 (33.33%) Splunk
4 5 (15.15%) F5
4 5 (15.15%) New Relic
4 5 (15.15%) Oracle
4 5 (15.15%) Palo Alto
5 1 (3.03%) Cisco
5 1 (3.03%) Citrix