Period
to 22 November 2017

The following table provides summary statistics for contract job vacancies advertised in Sheffield 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
South Yorkshire > Sheffield
6 months to
22 Nov 2017
Same period 2016 Same period 2015
Rank 63 78 58
Rank change year-on-year +15 -20 -13
Contract jobs citing CentOS 1 3 10
As % of all contract IT jobs advertised in Sheffield 0.15% 0.31% 1.31%
As % of the Operating Systems category 0.66% 1.65% 6.85%
Number of daily rates quoted 1 3 10
Sheffield median daily rate £365 £305 £463
Median daily rate % change year-on-year +19.67% -34.05% -
10th Percentile £358 £305 £413
90th Percentile £373 £441 £515
South Yorkshire median daily rate £365 £305 £463
% change year-on-year +19.67% -34.05% -
Number of hourly rates quoted 0 0 0
Sheffield median hourly rate - - -
South Yorkshire median hourly rate - - -

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 Sheffield with a requirement for operating system skills.

All Operating Systems
Sheffield
Contract vacancies with a requirement for operating system skills 152 182 146
As % of all contract IT jobs advertised in Sheffield 22.45% 18.90% 19.16%
Number of daily rates quoted 94 134 92
Sheffield median daily rate £475 £500 £400
Median daily rate % change year-on-year -5.00% +25.00% +29.03%
10th Percentile £312 £307 £121
90th Percentile £631 £575 £518
South Yorkshire median daily rate £425 £450 £375
% change year-on-year -5.56% +20.00% +20.48%
Number of hourly rates quoted 5 8 19
Sheffield median hourly rate £12.50 £17.50 £12.50
Median hourly rate % change year-on-year -28.57% +40.00% -16.67%
10th Percentile £9.62 £12.10 £9.85
90th Percentile £21.40 £35.13 £17.35
South Yorkshire median hourly rate £13.50 £16.50 £12.50
% change year-on-year -18.18% +32.00% -10.63%

CentOS
Job Vacancy Trend in Sheffield

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

Job vacancy trend for CentOS in Sheffield

CentOS
Contractor Daily Rate Trend in Sheffield

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

Contractor daily rate trend for CentOS in Sheffield

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 Sheffield region with a requirement for CentOS.

1 1 (100.00%) Web Services
1 1 (100.00%) Linux
1 1 (100.00%) Red Hat
1 1 (100.00%) Ubuntu
1 1 (100.00%) Red Hat Enterprise Linux
1 1 (100.00%) Amazon AWS
1 1 (100.00%) Puppet
1 1 (100.00%) Opscode Chef
1 1 (100.00%) DevOps
1 1 (100.00%) Kubernetes
1 1 (100.00%) Terraform

CentOS
Co-occurring 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:

Cloud Services
1 1 (100.00%) Amazon AWS
Job Titles
1 1 (100.00%) DevOps Engineer
Libraries, Frameworks & Software Standards
1 1 (100.00%) Web Services
Operating Systems
1 1 (100.00%) Linux
1 1 (100.00%) Red Hat Enterprise Linux
1 1 (100.00%) Ubuntu
Processes & Methodologies
1 1 (100.00%) DevOps
Systems Management
1 1 (100.00%) Kubernetes
1 1 (100.00%) Opscode Chef
1 1 (100.00%) Puppet
1 1 (100.00%) Terraform
Vendors
1 1 (100.00%) Red Hat