The following table provides summary statistics for contract job vacancies advertised in Cambridgeshire with a requirement for CentOS skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited CentOS over the 3 months to 26 March 2017 with a comparison to the same period in the previous 2 years.

Note that daily and hourly rates are treated separately in these statistics. When calculating contractor rate percentiles, daily rates are never derived from quoted hourly rates or vice versa.

3 months to
26 Mar 2017
Same period 2016 Same period 2015
CentOS Linux
East of England / Cambridgeshire
Rank 51 60 60
Rank change year-on-year +9 0  
Contract jobs citing CentOS 2 1 2
As % of all contract IT jobs advertised in Cambridgeshire 0.37% 0.16% 0.30%
As % of the Operating Systems category 1.54% 0.66% 1.32%
Number of daily rates quoted 2 0 0
Median daily rate £363 - -
UK excluding London median daily rate £475 £425 £375
% change year-on-year +11.76% +13.33%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £17.50 £8.50 £47.50
% change year-on-year +105.88% -82.10%  

CentOS is in the operating system skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Cambridgeshire with a requirement for operating system skills.

Contract Operating System Skills
Cambridgeshire
Contract job vacancies with a requirement for operating system skills 130 151 152
As % of all contract IT job vacancies advertised in Cambridgeshire 24.34% 24.28% 22.79%
Number of daily rates quoted 56 74 54
Median daily rate £325 £388 £288
Median daily rate % change year-on-year -16.12% +34.78%  
90% offered a daily rate of more than £130 £165 £104
10% offered a daily rate of more than £600 £525 £400
UK excluding London median daily rate £390 £363 £338
% change year-on-year +7.58% +7.40%  
Number of hourly rates quoted 29 24 44
Median hourly rate £17.50 £17.50 £14.00
Median hourly rate % change year-on-year - +25.00%  
90% offered a hourly rate of more than £13.00 £17.03 £11.74
10% offered a hourly rate of more than £41.00 £60.00 £40.50
UK excluding London median hourly rate £15.25 £16.92 £15.50
% change year-on-year -9.86% +9.16%  

CentOS
Job Vacancy Trend in Cambridgeshire

The job posting trend of jobs advertised in Cambridgeshire citing CentOS as a proportion of all contract or permanent IT jobs with a match in the Operating Systems category.

Job vacancy trend for CentOS in Cambridgeshire

CentOS
Contractor Daily Rate Trend in Cambridgeshire

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing CentOS in Cambridgeshire.

Contractor daily rate trend for CentOS in Cambridgeshire

CentOS
Contractor Daily Rate Histogram in Cambridgeshire

The daily rate distribution of IT jobs citing CentOS in Cambridgeshire over the 3 months to 26 March 2017.

Contractor daily rate histogram for CentOS in Cambridgeshire

CentOS
Contractor Hourly Rate Trend in Cambridgeshire

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

Contractor hourly rate trend for CentOS in Cambridgeshire

CentOS
Contract Job Locations in Cambridgeshire

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing CentOS within the Cambridgeshire region over the 3 months to 26 March 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
Cambridge +7 2 £363 - 1
CentOS
East of England

CentOS
Top 30 Related IT Skills in Cambridgeshire

For the 6 months to 26 March 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 Cambridgeshire region with a requirement for CentOS.

1 3 (100.00%) Linux
2 2 (66.67%) Red Hat
2 2 (66.67%) Red Hat Enterprise Linux
2 2 (66.67%) Ubuntu
2 2 (66.67%) Jenkins
2 2 (66.67%) DevOps
2 2 (66.67%) Ansible
3 1 (33.33%) Java
3 1 (33.33%) Windows
3 1 (33.33%) Pingdom
3 1 (33.33%) AppDynamics
3 1 (33.33%) PagerDuty
3 1 (33.33%) AWS CloudFormation
3 1 (33.33%) Application Performance Management
3 1 (33.33%) AWS Lambda
3 1 (33.33%) Windows Server
3 1 (33.33%) Amazon DynamoDB
3 1 (33.33%) Opscode Chef
3 1 (33.33%) WebSphere
3 1 (33.33%) JIRA
3 1 (33.33%) Atlassian
3 1 (33.33%) Continuous Integration
3 1 (33.33%) Performance Management
3 1 (33.33%) Windows Server 2008
3 1 (33.33%) Git (software)
3 1 (33.33%) Hadoop
3 1 (33.33%) Amazon AWS
3 1 (33.33%) Confluence
3 1 (33.33%) Puppet
3 1 (33.33%) Hudson

CentOS
Top Related IT Skills in Cambridgeshire 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 1 (33.33%) Confluence
1 1 (33.33%) WebSphere
Cloud Services
1 1 (33.33%) Amazon AWS
1 1 (33.33%) AWS CloudFormation
1 1 (33.33%) AWS Lambda
Database & Business Intelligence
1 1 (33.33%) Amazon DynamoDB
1 1 (33.33%) Big Data
1 1 (33.33%) Hadoop
Development Applications
1 2 (66.67%) Jenkins
2 1 (33.33%) Bitbucket
2 1 (33.33%) Git (software)
2 1 (33.33%) Hudson
2 1 (33.33%) JIRA
Job Titles
1 1 (33.33%) 3rd Line Engineer
1 1 (33.33%) Administrator
1 1 (33.33%) DevOps Administrator
1 1 (33.33%) DevOps Engineer
1 1 (33.33%) Linux Administrator
1 1 (33.33%) Linux DevOps Administrator
1 1 (33.33%) Linux Engineer
1 1 (33.33%) Linux Systems Administrator
1 1 (33.33%) Linux/Unix DevOps
1 1 (33.33%) Systems Administrator
1 1 (33.33%) VMware Engineer
1 1 (33.33%) Windows Engineer
Operating Systems
1 3 (100.00%) Linux
2 2 (66.67%) Red Hat Enterprise Linux
2 2 (66.67%) Ubuntu
3 1 (33.33%) Windows
3 1 (33.33%) Windows Server
3 1 (33.33%) Windows Server 2008
3 1 (33.33%) Windows Server 2012
Processes & Methodologies
1 2 (66.67%) DevOps
2 1 (33.33%) Application Performance Management
2 1 (33.33%) Configuration Management
2 1 (33.33%) Continuous Integration
2 1 (33.33%) Performance Management
Programming Languages
1 1 (33.33%) Java
Systems Management
1 2 (66.67%) Ansible
2 1 (33.33%) Opscode Chef
2 1 (33.33%) Pingdom
2 1 (33.33%) Puppet
Vendors
1 2 (66.67%) Red Hat
2 1 (33.33%) AppDynamics
2 1 (33.33%) Atlassian
2 1 (33.33%) PagerDuty
2 1 (33.33%) VMware