The table below looks at the statistics for CentOS skills in IT contracts advertised for the Guildford region. Included is a guide to the contractor rates offered in IT contracts that have cited CentOS over the 3 months to 28 September 2016 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
28 Sep 2016
Same period 2015 Same period 2014
CentOS Linux
Rank 16 20 25
Rank change year-on-year
+4 +5
Contract jobs citing CentOS 3 2 2
As % of all contract IT jobs located in Guildford 3.00% 1.94% 1.36%
As % of the Operating Systems category 8.82% 5.41% 4.26%
Number of daily rates quoted 2 1 1
Median daily rate £425 £425 £450
Median daily rate % change year-on-year
- -5.55%
UK excluding London median daily rate £425 £395 £375
% change year-on-year
+7.59% +5.33%
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £13.50 £36.00 -
% change year-on-year
-62.50% -
CentOS
Surrey

The following table is for comparison with the above and provides statistics for the entire Operating Systems category in contract jobs advertised in the Guildford region.

Operating Systems Category
Guildford
Contract IT job ads with a match in the
Operating Systems category
34 37 47
As % of all contract IT jobs located in Guildford 34.00% 35.92% 31.97%
Number of daily rates quoted 21 17 12
Median daily rate £288 £350 £388
Median daily rate % change year-on-year
-17.85% -9.67%
90% offered a daily rate of more than £150 £265 £150
10% offered a daily rate of more than £425 £375 £450
UK excluding London median daily rate £350 £350 £325
% change year-on-year
- +7.69%
Number of hourly rates quoted 5 7 6
Median hourly rate £27.50 £35.00 £17.00
Median hourly rate % change year-on-year
-21.42% +105.88%
UK excluding London median hourly rate £15.50 £16.50 £16.50
% change year-on-year
-6.06% -

CentOS
Jobs Demand Trend in Guildford

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

CentOS Jobs Demand Trend in Guildford

CentOS
Daily Rate Trend in Guildford

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

CentOS Daily Rate Trend in Guildford

CentOS
Top 30 Related IT Skills in Guildford

For the 6 months to 28 September 2016, 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 Guildford region with a requirement for CentOS.

1 4 (100.00%) Linux
2 3 (75.00%) Python
2 3 (75.00%) Windows
2 3 (75.00%) Perl
2 3 (75.00%) SMTP
2 3 (75.00%) FTP
2 3 (75.00%) VPN
2 3 (75.00%) DNS
2 3 (75.00%) Microsoft
2 3 (75.00%) Red Hat
2 3 (75.00%) Penetration Testing
2 3 (75.00%) Ubuntu
2 3 (75.00%) PowerShell
2 3 (75.00%) Puppet
2 3 (75.00%) VMware ESXi
2 3 (75.00%) Metasploit
3 1 (25.00%) Subversion
3 1 (25.00%) RHCT
3 1 (25.00%) Ethical Hacking
3 1 (25.00%) CEH
3 1 (25.00%) Ajax
3 1 (25.00%) VMware
3 1 (25.00%) Zend
3 1 (25.00%) jQuery
3 1 (25.00%) Security Cleared
3 1 (25.00%) Firmware
3 1 (25.00%) Internet
3 1 (25.00%) Nagios
3 1 (25.00%) Configuration Management
3 1 (25.00%) PHP

CentOS
Top Related IT Skills in Guildford 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 (25.00%) Elasticsearch
Applications
1 1 (25.00%) MS Excel
Cloud Services
1 1 (25.00%) Amazon AWS
1 1 (25.00%) Amazon EMR
1 1 (25.00%) Amazon Kinesis
Communications & Networking
1 3 (75.00%) DNS
1 3 (75.00%) FTP
1 3 (75.00%) SMTP
1 3 (75.00%) VPN
2 1 (25.00%) Internet
Database & Business Intelligence
1 1 (25.00%) Big Data
1 1 (25.00%) MySQL
Development Applications
1 3 (75.00%) Metasploit
2 1 (25.00%) Subversion
Job Titles
1 3 (75.00%) Infrastructure Engineer
1 3 (75.00%) Linux Engineer
1 3 (75.00%) Windows Engineer
1 3 (75.00%) Windows Infrastructure Engineer
2 2 (50.00%) 3rd Line Engineer
2 2 (50.00%) 3rd Line Infrastructure Engineer
2 2 (50.00%) 3rd Line Infrastructure Support
2 2 (50.00%) 3rd Line Support
2 2 (50.00%) 3rd Line Support Engineer
2 2 (50.00%) Infrastructure Support
2 2 (50.00%) Infrastructure Support Engineer
2 2 (50.00%) Linux Support
2 2 (50.00%) Linux Support Engineer
2 2 (50.00%) Support Engineer
2 2 (50.00%) Windows Support Engineer
3 1 (25.00%) Analytics Developer
3 1 (25.00%) Big Data Developer
3 1 (25.00%) Developer
3 1 (25.00%) Software Developer
Libraries, Frameworks & Software Standards
1 1 (25.00%) Ajax
1 1 (25.00%) jQuery
1 1 (25.00%) RabbitMQ
1 1 (25.00%) SOAP
Miscellaneous
1 1 (25.00%) Internet of Things
Operating Systems
1 4 (100.00%) Linux
2 3 (75.00%) Ubuntu
2 3 (75.00%) Windows
Processes & Methodologies
1 3 (75.00%) Penetration Testing
2 1 (25.00%) Analytics
2 1 (25.00%) Configuration Management
2 1 (25.00%) Data Analytics
2 1 (25.00%) Ethical Hacking
2 1 (25.00%) High Availability
Programming Languages
1 3 (75.00%) Perl
1 3 (75.00%) PowerShell
1 3 (75.00%) Python
2 1 (25.00%) JavaScript
2 1 (25.00%) PHP
Qualifications
1 1 (25.00%) AWS Certification
1 1 (25.00%) CEH
1 1 (25.00%) RHCT
1 1 (25.00%) Security Cleared
System Software
1 3 (75.00%) VMware ESXi
2 1 (25.00%) Firmware
Systems Management
1 3 (75.00%) Puppet
2 1 (25.00%) Nagios
2 1 (25.00%) Zenoss
Vendors
1 3 (75.00%) Microsoft
1 3 (75.00%) Red Hat
2 1 (25.00%) VMware
2 1 (25.00%) Zend