Period
to 22 November 2017

The following table provides summary statistics for contract job vacancies advertised in Reading with a requirement for CentOS skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited CentOS over the 6 months to 22 November 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.

CentOS Linux
Berkshire > Reading
6 months to
22 Nov 2017
Same period 2016 Same period 2015
Rank 85 91 104
Rank change year-on-year +6 +13 -1
Contract jobs citing CentOS 2 8 2
As % of all contract IT jobs advertised in Reading 0.16% 0.54% 0.10%
As % of the Operating Systems category 0.78% 2.89% 0.42%
Number of daily rates quoted 1 6 3
Reading median daily rate £425 £438 £490
Median daily rate % change year-on-year -2.86% -10.71% -
Berkshire median daily rate £400 £470 £375
% change year-on-year -14.89% +25.33% -
Number of hourly rates quoted 0 0 0
Reading median hourly rate - - -
Berkshire median hourly rate £18.00 £18.00 -

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

All Operating Systems
Reading
Contract vacancies with a requirement for operating system skills 255 277 479
As % of all contract IT jobs advertised in Reading 19.84% 18.65% 25.09%
Number of daily rates quoted 140 150 283
Reading median daily rate £390 £385 £400
Median daily rate % change year-on-year +1.36% -3.81% +14.29%
10th Percentile £199 £197 £220
90th Percentile £550 £553 £500
Berkshire median daily rate £400 £375 £388
% change year-on-year +6.67% -3.23% +15.67%
Number of hourly rates quoted 33 14 69
Reading median hourly rate £15.00 £33.67 £28.00
Median hourly rate % change year-on-year -55.45% +20.25% +64.37%
10th Percentile £10.75 £11.25 £13.50
90th Percentile £41.75 £55.65 £55.55
Berkshire median hourly rate £13.50 £16.00 £21.55
% change year-on-year -15.63% -25.75% +26.50%

CentOS
Job Vacancy Trend in Reading

Job postings citing CentOS as a percentage of all IT jobs advertised in Reading.

Job vacancy trend for CentOS in Reading

CentOS
Contractor Daily Rate Trend in Reading

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

Contractor daily rate trend for CentOS in Reading

For the 6 months to 22 November 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 Reading region with a requirement for CentOS.

1 2 (100.00%) Linux
1 2 (100.00%) Ansible
1 2 (100.00%) DevOps
2 1 (50.00%) Patch Management
2 1 (50.00%) Ruby
2 1 (50.00%) Release Management
2 1 (50.00%) Cloud Computing
2 1 (50.00%) Amazon AWS
2 1 (50.00%) Bash Shell
2 1 (50.00%) Puppet
2 1 (50.00%) Hudson
2 1 (50.00%) GitHub
2 1 (50.00%) Jenkins
2 1 (50.00%) Opscode Chef
2 1 (50.00%) Subversion
2 1 (50.00%) Python
2 1 (50.00%) Red Hat

CentOS
Co-occurring IT Skills in Reading 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:

Cloud Services
1 1 (50.00%) Amazon AWS
1 1 (50.00%) Cloud Computing
1 1 (50.00%) GitHub
Development Applications
1 1 (50.00%) Hudson
1 1 (50.00%) Jenkins
1 1 (50.00%) Subversion
Job Titles
1 2 (100.00%) Administrator
1 2 (100.00%) DevOps Administrator
1 2 (100.00%) Linux Administrator
1 2 (100.00%) Linux DevOps Administrator
1 2 (100.00%) Linux Systems Administrator
1 2 (100.00%) Linux/Unix DevOps
1 2 (100.00%) Systems Administrator
2 1 (50.00%) DevOps Engineer
2 1 (50.00%) DevOps Systems Engineer
2 1 (50.00%) Linux DevOps Engineer
2 1 (50.00%) Linux Engineer
2 1 (50.00%) Linux Systems Engineer
2 1 (50.00%) Senior DevOps
2 1 (50.00%) Senior Linux Administrator
2 1 (50.00%) Senior Linux Systems Administrator
2 1 (50.00%) Senior Systems Administrator
2 1 (50.00%) Systems Engineer
Operating Systems
1 2 (100.00%) Linux
Processes & Methodologies
1 2 (100.00%) DevOps
2 1 (50.00%) Patch Management
2 1 (50.00%) Release Management
Programming Languages
1 1 (50.00%) Bash Shell
1 1 (50.00%) Python
1 1 (50.00%) Ruby
Systems Management
1 2 (100.00%) Ansible
2 1 (50.00%) Opscode Chef
2 1 (50.00%) Puppet
Vendors
1 1 (50.00%) Red Hat