Period
to 21 November 2017

The following table provides summary statistics for contract job vacancies advertised in Southampton 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 21 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
Hampshire > Southampton
6 months to
21 Nov 2017
Same period 2016 Same period 2015
Rank 44 - -
Rank change year-on-year - - +54
Contract jobs citing CentOS 1 0 0
As % of all contract IT jobs advertised in Southampton 0.21% - -
As % of the Operating Systems category 0.92% - -
Number of daily rates quoted 1 0 0
Southampton median daily rate £375 - -
Hampshire median daily rate £405 £360 £395
% change year-on-year +12.50% -8.86% +7.48%
Number of hourly rates quoted 0 0 0
Southampton median hourly rate - - -
Hampshire median hourly rate - £55.00 -

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 Southampton with a requirement for operating system skills.

All Operating Systems
Southampton
Contract vacancies with a requirement for operating system skills 109 114 185
As % of all contract IT jobs advertised in Southampton 22.90% 22.62% 26.81%
Number of daily rates quoted 72 69 134
Southampton median daily rate £300 £325 £350
Median daily rate % change year-on-year -7.69% -7.14% -
10th Percentile £116 £155 £267
90th Percentile £418 £514 £398
Hampshire median daily rate £388 £380 £363
% change year-on-year +1.97% +4.83% +5.38%
Number of hourly rates quoted 14 11 23
Southampton median hourly rate £27.38 £12.50 £20.00
Median hourly rate % change year-on-year +119.00% -37.50% -24.53%
10th Percentile £14.50 £10.50 £13.00
90th Percentile £50.35 £15.50 £47.00
Hampshire median hourly rate £21.63 £15.00 £17.50
% change year-on-year +44.20% -14.29% +9.38%

CentOS
Job Vacancy Trend in Southampton

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

Job vacancy trend for CentOS in Southampton

CentOS
Contractor Daily Rate Trend in Southampton

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

Contractor daily rate trend for CentOS in Southampton

For the 6 months to 21 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 Southampton region with a requirement for CentOS.

1 1 (100.00%) Linux
1 1 (100.00%) DHCP
1 1 (100.00%) DNS
1 1 (100.00%) SSL
1 1 (100.00%) Cisco
1 1 (100.00%) CCIE
1 1 (100.00%) CCNP
1 1 (100.00%) CCNA
1 1 (100.00%) Dell
1 1 (100.00%) Citrix
1 1 (100.00%) Cisco Certification
1 1 (100.00%) CheckPoint
1 1 (100.00%) Firewall
1 1 (100.00%) Wireless
1 1 (100.00%) Load Balancing
1 1 (100.00%) Network Security
1 1 (100.00%) Red Hat Enterprise Linux
1 1 (100.00%) Regular Expression
1 1 (100.00%) NetScaler
1 1 (100.00%) Kalman Filter
1 1 (100.00%) Vulnerability Scanning
1 1 (100.00%) Email Filtering
1 1 (100.00%) Extreme Networks

CentOS
Co-occurring IT Skills in Southampton 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:

Communications & Networking
1 1 (100.00%) DHCP
1 1 (100.00%) DNS
1 1 (100.00%) Firewall
1 1 (100.00%) NetScaler
1 1 (100.00%) Network Security
1 1 (100.00%) SSL
1 1 (100.00%) Wireless
Job Titles
1 1 (100.00%) Network Engineer
Libraries, Frameworks & Software Standards
1 1 (100.00%) Regular Expression
Operating Systems
1 1 (100.00%) Linux
1 1 (100.00%) Red Hat Enterprise Linux
Processes & Methodologies
1 1 (100.00%) Email Filtering
1 1 (100.00%) Kalman Filter
1 1 (100.00%) Load Balancing
1 1 (100.00%) Vulnerability Scanning
Qualifications
1 1 (100.00%) CCIE
1 1 (100.00%) CCNA
1 1 (100.00%) CCNP
1 1 (100.00%) Cisco Certification
Vendors
1 1 (100.00%) CheckPoint
1 1 (100.00%) Cisco
1 1 (100.00%) Citrix
1 1 (100.00%) Dell
1 1 (100.00%) Extreme Networks