The table below looks at the statistics for CentOS skills in IT contracts advertised for the North West region. Included is a guide to the contractor rates offered in IT contracts that have cited CentOS over the 3 months to 26 February 2017 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 Feb 2017
Same period 2016 Same period 2015
CentOS Linux
England / North West
Rank 117 142 143
Rank change year-on-year
+25 +1
Contract jobs citing CentOS 20 11 9
As % of all contract IT jobs located in the North West 0.77% 0.29% 0.26%
As % of the Operating Systems category 3.87% 1.39% 1.20%
Number of daily rates quoted 14 6 4
Median daily rate £400 £400 £228
Median daily rate % change year-on-year
- +75.82%
UK excluding London median daily rate £450 £430 £375
% change year-on-year
+4.65% +14.66%
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £16.38 £8.50 £47.50
% change year-on-year
+92.64% -82.10%

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

Operating Systems Category
North West
Contract IT job ads with a match in the
Operating Systems category
517 793 749
As % of all contract IT jobs located in the North West 19.93% 20.73% 21.93%
Number of daily rates quoted 347 421 354
Median daily rate £375 £375 £350
Median daily rate % change year-on-year
- +7.14%
90% offered a daily rate of more than £175 £250 £188
10% offered a daily rate of more than £538 £500 £500
UK excluding London median daily rate £365 £353 £338
% change year-on-year
+3.54% +4.44%
Number of hourly rates quoted 43 84 91
Median hourly rate £16.00 £20.00 £14.00
Median hourly rate % change year-on-year
-20.00% +42.85%
90% offered a hourly rate of more than £12.50 £13.00 £10.01
10% offered a hourly rate of more than £42.50 £40.00 £30.00
UK excluding London median hourly rate £15.25 £17.00 £16.00
% change year-on-year
-10.29% +6.25%

CentOS
Jobs Demand Trend in the North West

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

CentOS Jobs Demand Trend in the North West

CentOS
Daily Rate Trend in the North West

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

CentOS Daily Rate Trend in the North West

CentOS
Daily Rate Histogram in the North West

This chart provides a histogram of daily rates quoted in contract IT jobs citing CentOS across the North West region over the 3 months to 26 February 2017.

CentOS Daily Rate Histogram in the North West

CentOS
Contract Job Locations in the North West

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing CentOS within the North West region over the 3 months to 26 February 2017. 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 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
Manchester +12 12 £400 -3.03% 4
Merseyside +2 3 £463 +8.82%
CentOS
England

CentOS
Top 30 Related IT Skills in the North West

For the 6 months to 26 February 2017, 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 North West region with a requirement for CentOS.

1 42 (100.00%) Linux
2 38 (90.48%) Puppet
3 34 (80.95%) Jenkins
4 33 (78.57%) DevOps
5 26 (61.90%) Red Hat
6 23 (54.76%) Red Hat Enterprise Linux
6 23 (54.76%) Amazon AWS
7 21 (50.00%) Continuous Integration
7 21 (50.00%) Python
8 20 (47.62%) Agile Software Development
9 19 (45.24%) Java
9 19 (45.24%) Configuration Management
10 18 (42.86%) Ruby
11 17 (40.48%) Git (software)
11 17 (40.48%) Ansible
12 16 (38.10%) Bash Shell
13 15 (35.71%) Opscode Chef
14 13 (30.95%) Ubuntu
15 11 (26.19%) SSL
16 10 (23.81%) Nagios
16 10 (23.81%) Security Cleared
16 10 (23.81%) OpenStack
17 9 (21.43%) Subversion
17 9 (21.43%) TCP/IP
17 9 (21.43%) Fedora
18 8 (19.05%) HTTPS
18 8 (19.05%) VMware
18 8 (19.05%) VMware Infrastructure
18 8 (19.05%) Amazon EC2
18 8 (19.05%) Ganglia

CentOS
Top Related IT Skills in the North West 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 10 (23.81%) OpenStack
2 6 (14.29%) SAS
3 5 (11.90%) Apache
4 4 (9.52%) nginx
5 3 (7.14%) Confluence
5 3 (7.14%) Tomcat
6 2 (4.76%) IIS
7 1 (2.38%) Elasticsearch
7 1 (2.38%) Jetty
Cloud Services
1 23 (54.76%) Amazon AWS
2 8 (19.05%) Amazon EC2
3 7 (16.67%) Amazon S3
3 7 (16.67%) AWS CloudFormation
4 4 (9.52%) Amazon ELB
4 4 (9.52%) Route 53
4 4 (9.52%) Virtual Private Cloud
5 3 (7.14%) Amazon CloudWatch
5 3 (7.14%) Amazon ElastiCache
5 3 (7.14%) AWS Lambda
5 3 (7.14%) CloudFront
6 1 (2.38%) IaaS
6 1 (2.38%) Microsoft Azure
6 1 (2.38%) PaaS
Communications & Networking
1 11 (26.19%) SSL
2 9 (21.43%) TCP/IP
3 8 (19.05%) HTTPS
4 6 (14.29%) DHCP
4 6 (14.29%) DNS
5 5 (11.90%) Firewall
5 5 (11.90%) SMTP
6 3 (7.14%) HTTP
6 3 (7.14%) iSCSI
6 3 (7.14%) Network Security
6 3 (7.14%) VPN
7 2 (4.76%) Fibre Channel
7 2 (4.76%) IMAP
7 2 (4.76%) MRTG
8 1 (2.38%) Internet
8 1 (2.38%) Kerberos
8 1 (2.38%) LDAP
Database & Business Intelligence
1 5 (11.90%) SQL Server
2 4 (9.52%) Amazon RDS
2 4 (9.52%) Redis
3 3 (7.14%) Big Data
4 2 (4.76%) MySQL
5 1 (2.38%) Hadoop
5 1 (2.38%) Oracle Database
5 1 (2.38%) Oracle Database 12c
5 1 (2.38%) SQL Server 2008
5 1 (2.38%) SQL Server 2012
5 1 (2.38%) SQL Server Reporting Services
Development Applications
1 34 (80.95%) Jenkins
2 17 (40.48%) Git (software)
3 9 (21.43%) Subversion
4 8 (19.05%) GoCD
4 8 (19.05%) Travis CI
5 5 (11.90%) Maven
6 4 (9.52%) Atlassian Bamboo
6 4 (9.52%) GitLab
6 4 (9.52%) Vagrant
7 3 (7.14%) JIRA
7 3 (7.14%) Sonatype Nexus
8 1 (2.38%) Hudson
8 1 (2.38%) MSBuild
8 1 (2.38%) Octopus Deploy
8 1 (2.38%) Team Foundation Server
8 1 (2.38%) TeamCity
General
1 1 (2.38%) Finance
1 1 (2.38%) Retail
Job Titles
1 26 (61.90%) DevOps Engineer
2 5 (11.90%) AWS DevOps
3 4 (9.52%) Consultant
3 4 (9.52%) DevOps Consultant
3 4 (9.52%) Linux Engineer
3 4 (9.52%) Linux/Unix DevOps
4 3 (7.14%) AWS Consultant
4 3 (7.14%) AWS Engineer
4 3 (7.14%) Linux DevOps Engineer
5 2 (4.76%) Administrator
5 2 (4.76%) Cloud Engineer
5 2 (4.76%) Systems Administrator
6 1 (2.38%) Applications Specialist
6 1 (2.38%) DBA
6 1 (2.38%) Developer
6 1 (2.38%) Linux Systems Administrator
6 1 (2.38%) Oracle DBA
6 1 (2.38%) SQL DBA
6 1 (2.38%) SQL Server DBA
6 1 (2.38%) Unix Engineer
Libraries, Frameworks & Software Standards
1 5 (11.90%) MCollective
2 4 (9.52%) RabbitMQ
2 4 (9.52%) Web Services
3 3 (7.14%) Elastic Stack
3 3 (7.14%) Software Packaging
4 2 (4.76%) .NET
4 2 (4.76%) LAMP
4 2 (4.76%) REST
5 1 (2.38%) ASP.NET
5 1 (2.38%) RESTful
5 1 (2.38%) SOAP
Miscellaneous
1 3 (7.14%) Linux Command Line
1 3 (7.14%) PKI
1 3 (7.14%) Public Cloud
2 1 (2.38%) Analytical Skills
2 1 (2.38%) Clustering
2 1 (2.38%) Oracle Licensing
2 1 (2.38%) Replication
2 1 (2.38%) User Experience
Operating Systems
1 42 (100.00%) Linux
2 23 (54.76%) Red Hat Enterprise Linux
3 13 (30.95%) Ubuntu
4 9 (21.43%) Fedora
5 6 (14.29%) Debian
6 4 (9.52%) Unix
7 1 (2.38%) Windows
Processes & Methodologies
1 33 (78.57%) DevOps
2 21 (50.00%) Continuous Integration
3 20 (47.62%) Agile Software Development
4 19 (45.24%) Configuration Management
5 6 (14.29%) Load Balancing
5 6 (14.29%) Scrum
6 5 (11.90%) Build Automation
7 4 (9.52%) Analytics
7 4 (9.52%) Open Source
8 3 (7.14%) Auto-Scaling
8 3 (7.14%) Continuous Deployment
8 3 (7.14%) Mentoring
8 3 (7.14%) Video Analytics
9 2 (4.76%) Automated Testing
10 1 (2.38%) Change Management
10 1 (2.38%) Data Analysis
10 1 (2.38%) Ethical Hacking
10 1 (2.38%) Penetration Testing
10 1 (2.38%) Service Management
10 1 (2.38%) Web Development
Programming Languages
1 21 (50.00%) Python
2 19 (45.24%) Java
3 18 (42.86%) Ruby
4 16 (38.10%) Bash Shell
5 7 (16.67%) Perl
5 7 (16.67%) PHP
6 5 (11.90%) SQL
7 3 (7.14%) Korn
8 2 (4.76%) C
8 2 (4.76%) C++
8 2 (4.76%) Shell Script
9 1 (2.38%) JavaScript
9 1 (2.38%) PL/SQL
9 1 (2.38%) PowerShell
9 1 (2.38%) R
9 1 (2.38%) T-SQL
9 1 (2.38%) VB.NET
Qualifications
1 10 (23.81%) Security Cleared
2 7 (16.67%) SC Cleared
3 1 (2.38%) CESG Certified Professional
3 1 (2.38%) Citrix Certification
3 1 (2.38%) Degree
3 1 (2.38%) MCSE
3 1 (2.38%) Microsoft Certification
3 1 (2.38%) VMware Certified Professional (VCP)
Quality Assurance & Compliance
1 3 (7.14%) QA
2 1 (2.38%) PCI DSS
System Software
1 8 (19.05%) VMware Infrastructure
2 7 (16.67%) Docker
3 3 (7.14%) Active Directory
4 2 (4.76%) Dovecot
4 2 (4.76%) iptables
4 2 (4.76%) KVM
4 2 (4.76%) Sendmail
4 2 (4.76%) Squid
5 1 (2.38%) MetaFrame
Systems Management
1 38 (90.48%) Puppet
2 17 (40.48%) Ansible
3 15 (35.71%) Opscode Chef
4 10 (23.81%) Nagios
5 8 (19.05%) Ganglia
5 8 (19.05%) Graphite
5 8 (19.05%) Kibana
5 8 (19.05%) Riemann
6 5 (11.90%) ZABBIX
7 4 (9.52%) Terraform
8 3 (7.14%) Kubernetes
8 3 (7.14%) Packer
8 3 (7.14%) Rsyslog
9 2 (4.76%) Cacti
9 2 (4.76%) HAProxy
9 2 (4.76%) OpenNebula
10 1 (2.38%) FreeIPA
Vendors
1 26 (61.90%) Red Hat
2 8 (19.05%) VMware
3 4 (9.52%) SaltStack
4 3 (7.14%) New Relic
4 3 (7.14%) RightScale
5 2 (4.76%) Microsoft
6 1 (2.38%) Citrix
6 1 (2.38%) Hortonworks
6 1 (2.38%) Oracle
6 1 (2.38%) Pega
6 1 (2.38%) Splunk