The table below looks at the statistics for CentOS skills in IT contracts advertised for the Surrey region. Included is a guide to the contractor rates offered in IT contracts that have cited CentOS over the 3 months to 1 October 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
1 Oct 2016
Same period 2015 Same period 2014
CentOS Linux
Rank 74 89 81
Rank change year-on-year
+15 -8
Contract jobs citing CentOS 12 6 12
As % of all contract IT jobs located in Surrey 1.05% 0.42% 0.87%
As % of the Operating Systems category 3.96% 1.51% 3.26%
Number of daily rates quoted 11 5 8
Median daily rate £438 £450 £428
Median daily rate % change year-on-year
-2.77% +5.26%
90% offered a daily rate of more than £390 £350 £341
10% offered a daily rate of more than £475 £575 £450
UK excluding London median daily rate £425 £398 £375
% change year-on-year
+6.91% +6.00%
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
South East

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

Operating Systems Category
Surrey
Contract IT job ads with a match in the
Operating Systems category
303 397 368
As % of all contract IT jobs located in Surrey 26.60% 27.92% 26.61%
Number of daily rates quoted 205 238 183
Median daily rate £400 £365 £350
Median daily rate % change year-on-year
+9.58% +4.28%
90% offered a daily rate of more than £148 £190 £175
10% offered a daily rate of more than £525 £475 £500
UK excluding London median daily rate £350 £350 £325
% change year-on-year
- +7.69%
Number of hourly rates quoted 27 26 48
Median hourly rate £15.00 £35.00 £17.00
Median hourly rate % change year-on-year
-57.14% +105.88%
90% offered a hourly rate of more than £12.60 £12.48 £12.50
10% offered a hourly rate of more than £41.00 £42.00 £49.00
UK excluding London median hourly rate £15.50 £16.50 £16.50
% change year-on-year
-6.06% -

CentOS
Jobs Demand Trend in Surrey

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

CentOS Jobs Demand Trend in Surrey

CentOS
Daily Rate Trend in Surrey

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

CentOS Daily Rate Trend in Surrey

CentOS
Daily Rate Histogram in Surrey

This chart provides a histogram of daily rates quoted in contract IT jobs citing CentOS across the Surrey region over the 3 months to 1 October 2016.

CentOS Daily Rate Histogram in Surrey

CentOS
Contract Job Locations in Surrey

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing CentOS within the Surrey region over the 3 months to 1 October 2016. 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
(Click see detailed
statistics and trends)
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
Guildford +4 3 £425 - 1
Woking - 2 £450 - 2
Leatherhead - 1 £275 - 4
CentOS
South East

CentOS
Top 30 Related IT Skills in Surrey

For the 6 months to 1 October 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 Surrey region with a requirement for CentOS.

1 20 (100.00%) Linux
2 16 (80.00%) Python
3 15 (75.00%) Windows
4 14 (70.00%) VPN
5 12 (60.00%) VMware
6 11 (55.00%) PowerShell
6 11 (55.00%) Red Hat Enterprise Linux
7 9 (45.00%) VMware Infrastructure
8 8 (40.00%) vSphere
8 8 (40.00%) vCloud
8 8 (40.00%) IPsec
8 8 (40.00%) TCP/IP
8 8 (40.00%) SSL
8 8 (40.00%) Microsoft
8 8 (40.00%) Red Hat
8 8 (40.00%) Perl
9 7 (35.00%) DNS
9 7 (35.00%) Ruby
9 7 (35.00%) Puppet
9 7 (35.00%) Ubuntu
10 6 (30.00%) Security Cleared
10 6 (30.00%) Mentoring
11 5 (25.00%) Metasploit
11 5 (25.00%) VMware ESXi
11 5 (25.00%) Penetration Testing
11 5 (25.00%) SMTP
11 5 (25.00%) FTP
11 5 (25.00%) PHP
12 4 (20.00%) C
12 4 (20.00%) MySQL

CentOS
Top Related IT Skills in Surrey 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 4 (20.00%) Tomcat
2 3 (15.00%) Apache
3 2 (10.00%) Elasticsearch
4 1 (5.00%) Drupal
Applications
1 2 (10.00%) MS Excel
Business Applications
1 1 (5.00%) Infor M3
Cloud Services
1 4 (20.00%) Amazon AWS
2 2 (10.00%) Amazon EMR
2 2 (10.00%) Amazon Kinesis
2 2 (10.00%) IaaS
2 2 (10.00%) PaaS
2 2 (10.00%) SaaS
3 1 (5.00%) Microsoft Azure
Communications & Networking
1 14 (70.00%) VPN
2 8 (40.00%) IPsec
2 8 (40.00%) SSL
2 8 (40.00%) TCP/IP
3 7 (35.00%) DNS
4 5 (25.00%) FTP
4 5 (25.00%) SMTP
5 4 (20.00%) Internet
6 2 (10.00%) Cisco Nexus
6 2 (10.00%) SAN
7 1 (5.00%) Firewall
7 1 (5.00%) HTTP
Database & Business Intelligence
1 4 (20.00%) MySQL
2 3 (15.00%) PostgreSQL
3 2 (10.00%) Big Data
3 2 (10.00%) MongoDB
3 2 (10.00%) Relational Database
Development Applications
1 5 (25.00%) Metasploit
2 2 (10.00%) Subversion
3 1 (5.00%) Gerrit
3 1 (5.00%) Git (software)
3 1 (5.00%) GitLab
3 1 (5.00%) Jenkins
General
1 1 (5.00%) Finance
Job Titles
1 8 (40.00%) Technical Leader
2 7 (35.00%) Infrastructure Engineer
2 7 (35.00%) Linux Engineer
3 3 (15.00%) Cloud Engineer
3 3 (15.00%) Consultant
3 3 (15.00%) Developer
3 3 (15.00%) Windows Engineer
3 3 (15.00%) Windows Infrastructure Engineer
4 2 (10.00%) 3rd Line Infrastructure Engineer
4 2 (10.00%) 3rd Line Support
4 2 (10.00%) 3rd Line Support Engineer
4 2 (10.00%) Big Data Developer
4 2 (10.00%) Linux Support
4 2 (10.00%) Linux Support Engineer
4 2 (10.00%) Senior Cloud Engineer
4 2 (10.00%) Senior Infrastructure Engineer
4 2 (10.00%) Senior Linux Engineer
4 2 (10.00%) Support Engineer
4 2 (10.00%) Technical Consultant
4 2 (10.00%) Windows Support Engineer
Libraries, Frameworks & Software Standards
1 3 (15.00%) LAPP Stack
2 2 (10.00%) Ajax
2 2 (10.00%) jQuery
2 2 (10.00%) LAMP
2 2 (10.00%) RabbitMQ
2 2 (10.00%) SOAP
3 1 (5.00%) AngularJS
3 1 (5.00%) Leaflet
3 1 (5.00%) RESTful
3 1 (5.00%) Web Services
Miscellaneous
1 2 (10.00%) Computer Science
1 2 (10.00%) Data Centre
1 2 (10.00%) Internet of Things
1 2 (10.00%) Mathematics
Operating Systems
1 20 (100.00%) Linux
2 15 (75.00%) Windows
3 11 (55.00%) Red Hat Enterprise Linux
4 7 (35.00%) Ubuntu
Processes & Methodologies
1 6 (30.00%) Mentoring
2 5 (25.00%) Penetration Testing
3 4 (20.00%) High Availability
3 4 (20.00%) ITIL
4 2 (10.00%) Analytics
4 2 (10.00%) Coaching
4 2 (10.00%) Configuration Management
4 2 (10.00%) Data Analytics
4 2 (10.00%) DevOps
4 2 (10.00%) Ethical Hacking
4 2 (10.00%) ITIL V3
4 2 (10.00%) ITSM
4 2 (10.00%) Service Management
5 1 (5.00%) Agile Software Development
5 1 (5.00%) Automated Testing
5 1 (5.00%) Capacity Planning
5 1 (5.00%) Continuous Integration
5 1 (5.00%) Open Source
5 1 (5.00%) Scrum
5 1 (5.00%) Trend Analysis
Programming Languages
1 16 (80.00%) Python
2 11 (55.00%) PowerShell
3 8 (40.00%) Perl
4 7 (35.00%) Ruby
5 5 (25.00%) PHP
6 4 (20.00%) C
6 4 (20.00%) JavaScript
7 3 (15.00%) Bash Shell
7 3 (15.00%) C++
7 3 (15.00%) Java
8 1 (5.00%) SQL
Qualifications
1 6 (30.00%) Security Cleared
2 4 (20.00%) Degree
2 4 (20.00%) SC Cleared
3 2 (10.00%) AWS Certification
3 2 (10.00%) CEH
3 2 (10.00%) Microsoft Certification
3 2 (10.00%) RHCA
3 2 (10.00%) RHCT
Quality Assurance & Compliance
1 1 (5.00%) PCI DSS
System Software
1 9 (45.00%) VMware Infrastructure
2 8 (40.00%) vCloud
2 8 (40.00%) vSphere
3 5 (25.00%) VMware ESXi
4 2 (10.00%) Firmware
5 1 (5.00%) Virtual Machines
5 1 (5.00%) VMware ESX
5 1 (5.00%) Xen
Systems Management
1 7 (35.00%) Puppet
2 2 (10.00%) Nagios
2 2 (10.00%) Zenoss
3 1 (5.00%) Ansible
3 1 (5.00%) Opscode Chef
3 1 (5.00%) Opsview
Vendors
1 12 (60.00%) VMware
2 8 (40.00%) Microsoft
2 8 (40.00%) Red Hat
3 2 (10.00%) Cisco
3 2 (10.00%) Oracle
3 2 (10.00%) Zend