The table below looks at the statistics for Linux skills in IT contracts advertised for the Hertfordshire region. Included is a guide to the contractor rates offered in IT contracts that have cited Linux over the 3 months to 26 May 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
26 May 2016
Same period 2015 Same period 2014
Linux
Rank 32 17 21
Rank change year-on-year
-15 +4
Contract jobs citing Linux 26 65 45
As % of all contract IT jobs located in Hertfordshire 3.89% 8.71% 6.50%
As % of the Operating Systems category 21.49% 30.23% 26.16%
Number of daily rates quoted 16 29 15
Median daily rate £400 £375 £375
Median daily rate % change year-on-year
+6.66% -
90% offered a daily rate of more than £273 £310 £332
10% offered a daily rate of more than £563 £480 £413
UK excluding London median daily rate £400 £375 £367
% change year-on-year
+6.66% +2.24%
Number of hourly rates quoted 1 1 0
Median hourly rate £31.50 £32.50 -
Median hourly rate % change year-on-year
-3.07% -
UK excluding London median hourly rate £42.00 £36.50 £37.50
% change year-on-year
+15.06% -2.66%
Linux
East of England

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

Operating Systems Category
Hertfordshire
Contract IT job ads with a match in the
Operating Systems category
121 215 172
As % of all contract IT jobs located in Hertfordshire 18.11% 28.82% 24.86%
Number of daily rates quoted 58 96 65
Median daily rate £350 £350 £245
Median daily rate % change year-on-year
- +42.85%
90% offered a daily rate of more than £163 £230 £150
10% offered a daily rate of more than £500 £450 £413
UK excluding London median daily rate £365 £347 £313
% change year-on-year
+5.04% +11.19%
Number of hourly rates quoted 13 22 16
Median hourly rate £16.00 £14.85 £15.50
Median hourly rate % change year-on-year
+7.74% -4.19%
90% offered a hourly rate of more than £13.50 £9.00 £10.50
10% offered a hourly rate of more than £20.00 £32.30 £33.50
UK excluding London median hourly rate £16.50 £16.00 £15.50
% change year-on-year
+3.12% +3.22%

Linux
Jobs Demand Trend in Hertfordshire

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

Linux Jobs Demand Trend in Hertfordshire

Linux
Daily Rate Trend in Hertfordshire

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

Linux Daily Rate Trend in Hertfordshire

Linux
Daily Rate Histogram in Hertfordshire

This chart provides a histogram of daily rates quoted in contract IT jobs citing Linux across the Hertfordshire region over the 3 months to 26 May 2016.

Linux Daily Rate Histogram in Hertfordshire

Linux
Hourly Rate Trend in Hertfordshire

This chart provides the 3-month moving average for hourly rates quoted in IT contractor jobs citing Linux across the Hertfordshire region.

Linux Hourly Rate Trend in Hertfordshire

Linux
Contract Job Locations in Hertfordshire

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Linux within the Hertfordshire region over the 3 months to 26 May 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
Watford -8 5 £270 -28.00% 2
Hemel Hempstead +1 3 £375 +7.14% 5
Rickmansworth 0 2 - -
Stevenage 0 2 £375 -
Cheshunt - 2 £490 -
St Albans 0 1 £350 -
Welwyn Garden City -11 1 £400 +21.21%
Linux
East of England

Linux
Top 30 Related IT Skills in Hertfordshire

For the 6 months to 26 May 2016, IT contractor jobs citing Linux 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 Hertfordshire region with a requirement for Linux.

1 28 (42.42%) Windows
2 27 (40.91%) Oracle
3 25 (37.88%) Unix
4 15 (22.73%) IBM
5 13 (19.70%) Amazon AWS
6 12 (18.18%) VMware
6 12 (18.18%) Solaris
7 11 (16.67%) Apache
7 11 (16.67%) Red Hat Enterprise Linux
8 10 (15.15%) Agile Software Development
8 10 (15.15%) PHP
8 10 (15.15%) SOA
8 10 (15.15%) Shell Script
9 9 (13.64%) Red Hat
9 9 (13.64%) ClearCase
9 9 (13.64%) HP
9 9 (13.64%) SQL
9 9 (13.64%) WebLogic
9 9 (13.64%) Maven
9 9 (13.64%) Software Engineering
9 9 (13.64%) Data Protection
9 9 (13.64%) Gradle
10 8 (12.12%) Jenkins
10 8 (12.12%) Amazon RDS
10 8 (12.12%) Amazon Redshift
10 8 (12.12%) Meraki
10 8 (12.12%) Data Protection Act
10 8 (12.12%) TOGAF
10 8 (12.12%) Asset Management
10 8 (12.12%) Data Architecture

Linux
Top Related IT Skills in Hertfordshire 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 11 (16.67%) Apache
2 9 (13.64%) WebLogic
3 8 (12.12%) Oracle SOA Suite
4 4 (6.06%) Confluence
5 3 (4.55%) Tomcat
6 2 (3.03%) Kinematics
6 2 (3.03%) nginx
6 2 (3.03%) Node.js
7 1 (1.52%) Joomla!
Applications
1 2 (3.03%) Doxygen
2 1 (1.52%) MS Office
2 1 (1.52%) MS Visio
Business Applications
1 8 (12.12%) Maximo
1 8 (12.12%) Oracle EBS R12
2 2 (3.03%) Magento
Cloud Services
1 13 (19.70%) Amazon AWS
2 8 (12.12%) Microsoft Azure
Communications & Networking
1 8 (12.12%) Wi-Fi
2 7 (10.61%) Wireless
3 5 (7.58%) SAN
4 4 (6.06%) 3G
4 4 (6.06%) 4G
4 4 (6.06%) LTE
4 4 (6.06%) SpaceWire
4 4 (6.06%) TCP/IP
4 4 (6.06%) WLAN
5 3 (4.55%) Firewall
5 3 (4.55%) HTTP
5 3 (4.55%) SSL
6 2 (3.03%) LAN
6 2 (3.03%) WAN
7 1 (1.52%) DNS
7 1 (1.52%) Ethernet
7 1 (1.52%) F5 BIG-IP LTM
7 1 (1.52%) FTP
7 1 (1.52%) HTTPS
7 1 (1.52%) Internet
Database & Business Intelligence
1 8 (12.12%) Amazon RDS
1 8 (12.12%) Amazon Redshift
1 8 (12.12%) MySQL
2 6 (9.09%) Relational Database
3 5 (7.58%) SQL Server
4 3 (4.55%) Oracle Database
4 3 (4.55%) PostgreSQL
5 2 (3.03%) CouchDB
5 2 (3.03%) DB2
5 2 (3.03%) MongoDB
5 2 (3.03%) NoSQL
5 2 (3.03%) RDBMS
5 2 (3.03%) Redis
6 1 (1.52%) SQL Server 2008
6 1 (1.52%) SQL Server 2014
Development Applications
1 9 (13.64%) ClearCase
1 9 (13.64%) Gradle
1 9 (13.64%) Maven
2 8 (12.12%) Jenkins
3 7 (10.61%) ClearQuest
4 6 (9.09%) Git (software)
5 5 (7.58%) Ant
6 4 (6.06%) Bitbucket
6 4 (6.06%) JIRA
6 4 (6.06%) Subversion
7 3 (4.55%) Eclipse
8 2 (3.03%) Bugzilla
8 2 (3.03%) GCC
8 2 (3.03%) Mercurial
8 2 (3.03%) Rational DOORS
9 1 (1.52%) NetBeans
9 1 (1.52%) Visual Studio
General
1 8 (12.12%) Advertising
2 6 (9.09%) Telecoms
3 4 (6.06%) Avionics
3 4 (6.06%) Finance
4 3 (4.55%) Retail
5 2 (3.03%) Automotive
5 2 (3.03%) Electronics
6 1 (1.52%) Aerospace
6 1 (1.52%) Financial Institution
6 1 (1.52%) Military
Job Titles
1 13 (19.70%) Architect
2 9 (13.64%) Analyst
2 9 (13.64%) Developer
3 8 (12.12%) Solutions Architect
4 7 (10.61%) Software Engineer
5 6 (9.09%) PHP Developer
6 5 (7.58%) Administrator
6 5 (7.58%) Network Engineer
6 5 (7.58%) Service Analyst
7 4 (6.06%) Applications Architect
7 4 (6.06%) Infrastructure Manager
8 3 (4.55%) Infrastructure Project Manager
8 3 (4.55%) Linux Administrator
8 3 (4.55%) Project Manager
8 3 (4.55%) Systems Administrator
9 2 (3.03%) 3rd Line Support
9 2 (3.03%) Applications Support
9 2 (3.03%) Support Analyst
9 2 (3.03%) Support Engineer
9 2 (3.03%) Systems Analyst
Libraries, Frameworks & Software Standards
1 7 (10.61%) LAMP
2 6 (9.09%) CSS
2 6 (9.09%) HTML
3 4 (6.06%) Ajax
3 4 (6.06%) jQuery
3 4 (6.06%) JSON
3 4 (6.06%) Laravel
4 3 (4.55%) LAPP Stack
4 3 (4.55%) Web Services
4 3 (4.55%) XML
5 2 (3.03%) Boost C++ Libraries
5 2 (3.03%) CGI
5 2 (3.03%) HTML5
5 2 (3.03%) Memcached
5 2 (3.03%) OpenGL
5 2 (3.03%) RESTful
5 2 (3.03%) XHTML
5 2 (3.03%) XSL
5 2 (3.03%) XSLT
5 2 (3.03%) Yii
Miscellaneous
1 8 (12.12%) Data Protection Act
2 5 (7.58%) Computer Science
3 4 (6.06%) Algorithms
4 2 (3.03%) Analytical Skills
4 2 (3.03%) Artificial Intelligence
4 2 (3.03%) Clustering
4 2 (3.03%) Embedded Systems
4 2 (3.03%) Field-Programmable Gate Array
4 2 (3.03%) FMCG
4 2 (3.03%) iPad
4 2 (3.03%) Mechatronics
4 2 (3.03%) Robotics
4 2 (3.03%) VHDL
5 1 (1.52%) Data Centre
5 1 (1.52%) Mathematics
5 1 (1.52%) Visualisation
Operating Systems
1 28 (42.42%) Windows
2 25 (37.88%) Unix
3 12 (18.18%) Solaris
4 11 (16.67%) Red Hat Enterprise Linux
5 3 (4.55%) AIX
5 3 (4.55%) Windows Server 2008
5 3 (4.55%) Windows Server 2012
6 2 (3.03%) CentOS
6 2 (3.03%) Oracle Linux
6 2 (3.03%) Ubuntu
6 2 (3.03%) Windows 7
6 2 (3.03%) Windows Server
7 1 (1.52%) Debian
7 1 (1.52%) HPUX
Processes & Methodologies
1 10 (15.15%) Agile Software Development
1 10 (15.15%) SOA
2 9 (13.64%) Data Protection
2 9 (13.64%) Software Engineering
3 8 (12.12%) Asset Management
3 8 (12.12%) Data Architecture
3 8 (12.12%) ERP
3 8 (12.12%) TOGAF
4 7 (10.61%) DevOps
4 7 (10.61%) Migration
4 7 (10.61%) OO
5 6 (9.09%) MVC
6 5 (7.58%) Configuration Management
7 4 (6.06%) Continuous Integration
7 4 (6.06%) E-Commerce
7 4 (6.06%) Open Source
7 4 (6.06%) Stakeholder Management
7 4 (6.06%) UML
7 4 (6.06%) Validation
7 4 (6.06%) Web Development
Programming Languages
1 10 (15.15%) PHP
1 10 (15.15%) Shell Script
2 9 (13.64%) SQL
3 8 (12.12%) Java
3 8 (12.12%) JavaScript
4 7 (10.61%) Perl
5 6 (9.09%) Python
6 5 (7.58%) C
7 4 (6.06%) ANSI C
7 4 (6.06%) C++
7 4 (6.06%) PowerShell
8 3 (4.55%) Ada
8 3 (4.55%) Ada 95
8 3 (4.55%) C#
8 3 (4.55%) PL/SQL
9 2 (3.03%) Bash Shell
9 2 (3.03%) MATLAB
10 1 (1.52%) AWK
10 1 (1.52%) Embedded C
10 1 (1.52%) Ruby
Qualifications
1 7 (10.61%) Degree
2 6 (9.09%) Security Cleared
3 3 (4.55%) SC Cleared
4 2 (3.03%) RHCE
5 1 (1.52%) CCNA
5 1 (1.52%) CCNP
5 1 (1.52%) Cisco Certification
5 1 (1.52%) PRINCE2 Certification
Quality Assurance & Compliance
1 2 (3.03%) ECSS
2 1 (1.52%) ISO 8583
2 1 (1.52%) PCI DSS
2 1 (1.52%) QA
System Software
1 4 (6.06%) Active Directory
1 4 (6.06%) Cygwin
2 2 (3.03%) vSphere
3 1 (1.52%) Postfix
Systems Management
1 7 (10.61%) Puppet
2 3 (4.55%) Bacula
3 2 (3.03%) Ansible
3 2 (3.03%) Opscode Chef
4 1 (1.52%) Salt
Vendors
1 27 (40.91%) Oracle
2 15 (22.73%) IBM
3 12 (18.18%) VMware
4 9 (13.64%) HP
4 9 (13.64%) Red Hat
5 8 (12.12%) Meraki
5 8 (12.12%) Microsoft
6 7 (10.61%) Cisco
7 6 (9.09%) Aruba
8 4 (6.06%) Atlassian
8 4 (6.06%) F5
8 4 (6.06%) Zend
9 3 (4.55%) 3PAR
9 3 (4.55%) VocaLink
10 2 (3.03%) Avaya
10 2 (3.03%) JDA
11 1 (1.52%) NetApp
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