The table below looks at the statistics for CentOS skills in IT contracts advertised for the Sheffield region. Included is a guide to the contractor rates offered in IT contracts that have cited CentOS over the 3 months to 25 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
25 Feb 2017
Same period 2016 Same period 2015
CentOS Linux
South Yorkshire / Sheffield
Rank 43 43 -
Rank change year-on-year
0 -
Contract jobs citing CentOS 3 6 0
As % of all contract IT jobs located in Sheffield 0.85% 1.43% -
As % of the Operating Systems category 3.61% 5.00% -
Number of daily rates quoted 3 6 0
Median daily rate £425 £475 -
Median daily rate % change year-on-year
-10.52% -
UK excluding London median daily rate £450 £439 £375
% change year-on-year
+2.56% +17.00%
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 Sheffield region.

Operating Systems Category
Sheffield
Contract IT job ads with a match in the
Operating Systems category
83 120 18
As % of all contract IT jobs located in Sheffield 23.65% 28.64% 7.76%
Number of daily rates quoted 55 84 7
Median daily rate £440 £423 £325
Median daily rate % change year-on-year
+4.14% +30.00%
90% offered a daily rate of more than £350 £264 £250
10% offered a daily rate of more than £550 £506 £500
UK excluding London median daily rate £365 £350 £338
% change year-on-year
+4.28% +3.70%
Number of hourly rates quoted 0 2 3
Median hourly rate - £9.00 £10.50
Median hourly rate % change year-on-year
- -14.28%
UK excluding London median hourly rate £15.25 £17.00 £15.75
% change year-on-year
-10.29% +7.93%

CentOS
Jobs Demand Trend in Sheffield

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

CentOS Jobs Demand Trend in Sheffield

CentOS
Daily Rate Trend in Sheffield

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

CentOS Daily Rate Trend in Sheffield

CentOS
Top 30 Related IT Skills in Sheffield

For the 6 months to 25 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 Sheffield region with a requirement for CentOS.

1 4 (100.00%) Java
1 4 (100.00%) SQL
1 4 (100.00%) Linux
1 4 (100.00%) Agile Software Development
1 4 (100.00%) Ansible
2 3 (75.00%) logstash
2 3 (75.00%) GlusterFS
2 3 (75.00%) Kibana
2 3 (75.00%) Elastic Stack
2 3 (75.00%) TDD
2 3 (75.00%) PostgreSQL
2 3 (75.00%) GitHub
2 3 (75.00%) Elasticsearch
3 2 (50.00%) Apache Camel
3 2 (50.00%) Apache ServiceMix
3 2 (50.00%) ZABBIX
3 2 (50.00%) nginx
3 2 (50.00%) Tomcat
3 2 (50.00%) ActiveMQ
3 2 (50.00%) Jetty
3 2 (50.00%) Apache CXF
3 2 (50.00%) SOAP
4 1 (25.00%) Continuous Deployment
4 1 (25.00%) Linux Command Line
4 1 (25.00%) Amazon ElastiCache
4 1 (25.00%) AWS CloudFormation
4 1 (25.00%) Packer
4 1 (25.00%) DevOps
4 1 (25.00%) SaltStack
4 1 (25.00%) Git (software)

CentOS
Top Related IT Skills in Sheffield 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 3 (75.00%) Elasticsearch
2 2 (50.00%) Apache ServiceMix
2 2 (50.00%) Jetty
2 2 (50.00%) nginx
2 2 (50.00%) Tomcat
3 1 (25.00%) Alfresco
3 1 (25.00%) Confluence
Cloud Services
1 3 (75.00%) GitHub
2 1 (25.00%) Amazon AWS
2 1 (25.00%) Amazon EC2
2 1 (25.00%) Amazon ElastiCache
2 1 (25.00%) Amazon ELB
2 1 (25.00%) Amazon S3
2 1 (25.00%) AWS CloudFormation
2 1 (25.00%) CloudFront
Database & Business Intelligence
1 3 (75.00%) PostgreSQL
2 1 (25.00%) Amazon RDS
2 1 (25.00%) Redis
2 1 (25.00%) SQL Server
Development Applications
1 1 (25.00%) Atlassian Bamboo
1 1 (25.00%) Git (software)
1 1 (25.00%) Jenkins
1 1 (25.00%) JIRA
1 1 (25.00%) Vagrant
Job Titles
1 3 (75.00%) Developer
1 3 (75.00%) Java Developer
2 1 (25.00%) DevOps Engineer
2 1 (25.00%) Elasticsearch Developer
Libraries, Frameworks & Software Standards
1 3 (75.00%) Elastic Stack
2 2 (50.00%) ActiveMQ
2 2 (50.00%) Apache Camel
2 2 (50.00%) Apache CXF
2 2 (50.00%) SOAP
3 1 (25.00%) RabbitMQ
Miscellaneous
1 1 (25.00%) Linux Command Line
Operating Systems
1 4 (100.00%) Linux
Processes & Methodologies
1 4 (100.00%) Agile Software Development
2 3 (75.00%) TDD
3 1 (25.00%) Continuous Deployment
3 1 (25.00%) DevOps
Programming Languages
1 4 (100.00%) Java
1 4 (100.00%) SQL
2 1 (25.00%) Bash Shell
2 1 (25.00%) PHP
2 1 (25.00%) Python
System Software
1 3 (75.00%) GlusterFS
Systems Management
1 4 (100.00%) Ansible
2 3 (75.00%) Kibana
2 3 (75.00%) logstash
3 2 (50.00%) ZABBIX
4 1 (25.00%) Opscode Chef
4 1 (25.00%) Packer
4 1 (25.00%) Puppet
Vendors
1 1 (25.00%) New Relic
1 1 (25.00%) SaltStack