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 31 August 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
31 Aug 2016
Same period 2015 Same period 2014
Linux
Rank 17 21 32
Rank change year-on-year
+4 +11
Contract jobs citing Linux 52 55 41
As % of all contract IT jobs located in Hertfordshire 7.49% 6.77% 5.18%
As % of the Operating Systems category 39.10% 27.92% 20.40%
Number of daily rates quoted 26 21 25
Median daily rate £375 £390 £413
Median daily rate % change year-on-year
-3.84% -5.45%
90% offered a daily rate of more than £200 £335 £197
10% offered a daily rate of more than £408 £550 £500
UK excluding London median daily rate £415 £390 £363
% change year-on-year
+6.41% +7.58%
Number of hourly rates quoted 0 1 2
Median hourly rate - £47.50 £37.50
Median hourly rate % change year-on-year
- +26.66%
UK excluding London median hourly rate £39.00 £38.00 £35.00
% change year-on-year
+2.63% +8.57%
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
133 197 201
As % of all contract IT jobs located in Hertfordshire 19.16% 24.26% 25.41%
Number of daily rates quoted 69 94 98
Median daily rate £363 £390 £300
Median daily rate % change year-on-year
-7.05% +30.00%
90% offered a daily rate of more than £188 £145 £115
10% offered a daily rate of more than £425 £475 £490
UK excluding London median daily rate £350 £350 £320
% change year-on-year
- +9.37%
Number of hourly rates quoted 5 19 38
Median hourly rate £11.00 £13.00 £15.00
Median hourly rate % change year-on-year
-15.38% -13.33%
90% offered a hourly rate of more than £10.80 £8.50 £10.50
10% offered a hourly rate of more than £11.80 £37.50 £29.75
UK excluding London median hourly rate £16.50 £16.66 £16.00
% change year-on-year
-0.96% +4.12%

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 31 August 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 31 August 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 -1 17 - - 1
Hemel Hempstead +8 8 £375 - 4
Stevenage +7 5 £313 +8.69% 4
St Albans +2 3 £325 -40.90% 1
Hitchin - 2 £360 - 1
Rickmansworth +5 1 - - 1
Welwyn Garden City -12 1 £150 -70.00% 2
Linux
East of England

Linux
Top 30 Related IT Skills in Hertfordshire

For the 6 months to 31 August 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 38 (46.91%) Unix
2 25 (30.86%) Windows
2 25 (30.86%) SQL
3 24 (29.63%) Oracle
4 21 (25.93%) Red Hat Enterprise Linux
5 20 (24.69%) IBM
6 19 (23.46%) Java
6 19 (23.46%) Firewall
6 19 (23.46%) VMware
7 17 (20.99%) PHP
7 17 (20.99%) Python
8 16 (19.75%) MySQL
8 16 (19.75%) Red Hat
9 15 (18.52%) Cisco
10 14 (17.28%) Shell Script
10 14 (17.28%) E-Commerce
11 12 (14.81%) Apache
11 12 (14.81%) SQL Server
11 12 (14.81%) Opscode Chef
12 11 (13.58%) Puppet
12 11 (13.58%) Jenkins
12 11 (13.58%) Magento
12 11 (13.58%) PostgreSQL
12 11 (13.58%) Agile Software Development
12 11 (13.58%) DB2
12 11 (13.58%) JavaScript
13 10 (12.35%) Tomcat
13 10 (12.35%) Solaris
13 10 (12.35%) Microsoft
13 10 (12.35%) Subversion

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 12 (14.81%) Apache
2 10 (12.35%) Tomcat
3 7 (8.64%) Confluence
3 7 (8.64%) Drupal
4 6 (7.41%) WebLogic
5 4 (4.94%) Oracle SOA Suite
6 3 (3.70%) Elasticsearch
6 3 (3.70%) nginx
7 2 (2.47%) SharePoint
8 1 (1.23%) Adobe Experience Manager
8 1 (1.23%) CMS
8 1 (1.23%) Exchange Server 2010
8 1 (1.23%) MQSeries
8 1 (1.23%) MS Exchange
8 1 (1.23%) WebSphere
8 1 (1.23%) WebSphere Application Server
Applications
1 2 (2.47%) MS Excel
2 1 (1.23%) Doxygen
2 1 (1.23%) Photoshop
Business Applications
1 11 (13.58%) Magento
2 4 (4.94%) Maximo
2 4 (4.94%) Oracle EBS R12
Cloud Services
1 8 (9.88%) Amazon AWS
2 4 (4.94%) Microsoft Azure
3 2 (2.47%) Office 365
3 2 (2.47%) Slack
Communications & Networking
1 19 (23.46%) Firewall
2 9 (11.11%) SAN
3 7 (8.64%) DNS
3 7 (8.64%) Internet
3 7 (8.64%) VPN
4 6 (7.41%) DHCP
4 6 (7.41%) LAN
5 5 (6.17%) FTP
5 5 (6.17%) Network Security
5 5 (6.17%) SSL
5 5 (6.17%) WAN
6 4 (4.94%) BGP
6 4 (4.94%) HTTP
6 4 (4.94%) IPsec
6 4 (4.94%) OSPF
6 4 (4.94%) TCP/IP
7 3 (3.70%) Wi-Fi
8 2 (2.47%) EIGRP
8 2 (2.47%) Intrusion Detection
8 2 (2.47%) Wireless
Database & Business Intelligence
1 16 (19.75%) MySQL
2 12 (14.81%) SQL Server
3 11 (13.58%) DB2
3 11 (13.58%) PostgreSQL
4 6 (7.41%) Relational Database
5 5 (6.17%) Data Warehouse
5 5 (6.17%) SQL Server 2014
6 4 (4.94%) Amazon RDS
6 4 (4.94%) Amazon Redshift
7 3 (3.70%) SQL Server 2008
8 2 (2.47%) MongoDB
8 2 (2.47%) OLTP
8 2 (2.47%) RDBMS
8 2 (2.47%) SQL Server 2005
8 2 (2.47%) SQL Server Integration Services
8 2 (2.47%) Sybase ASE
9 1 (1.23%) Hadoop
9 1 (1.23%) Jackrabbit
9 1 (1.23%) Oracle Database
9 1 (1.23%) Sybase IQ
Development Applications
1 11 (13.58%) Jenkins
2 10 (12.35%) Git (software)
2 10 (12.35%) Subversion
3 9 (11.11%) Ant
4 7 (8.64%) JIRA
5 6 (7.41%) Bitbucket
6 4 (4.94%) Gradle
6 4 (4.94%) Maven
7 2 (2.47%) HP UFT
7 2 (2.47%) Selenium
7 2 (2.47%) Sonatype Nexus
8 1 (1.23%) Emacs
8 1 (1.23%) GCC
8 1 (1.23%) JUnit
8 1 (1.23%) Log4j
8 1 (1.23%) Mercurial
8 1 (1.23%) Mockito
8 1 (1.23%) PVCS
8 1 (1.23%) SoapUI
8 1 (1.23%) WebSphere Studio Application Developer
General
1 7 (8.64%) Finance
2 5 (6.17%) Advertising
2 5 (6.17%) Telecoms
3 3 (3.70%) Retail
4 2 (2.47%) Aerospace
4 2 (2.47%) French Language
5 1 (1.23%) Financial Institution
Job Titles
1 19 (23.46%) Architect
2 12 (14.81%) Administrator
2 12 (14.81%) Developer
3 10 (12.35%) Infrastructure Architect
4 9 (11.11%) Systems Administrator
5 7 (8.64%) Infrastructure Manager
5 7 (8.64%) Infrastructure Project Manager
5 7 (8.64%) Network Engineer
5 7 (8.64%) Project Manager
5 7 (8.64%) Unix Architect
6 6 (7.41%) Solutions Architect
6 6 (7.41%) Unix Administrator
7 5 (6.17%) Analyst
7 5 (6.17%) E-Commerce Developer
8 4 (4.94%) Applications Architect
8 4 (4.94%) Applications Support
8 4 (4.94%) E-Commerce PHP Developer
8 4 (4.94%) IT Engineer
8 4 (4.94%) Software Developer
8 4 (4.94%) Support Engineer
Libraries, Frameworks & Software Standards
1 9 (11.11%) HTML
1 9 (11.11%) LAMP
2 8 (9.88%) CSS
3 7 (8.64%) XML
4 6 (7.41%) Middleware
4 6 (7.41%) Web Services
4 6 (7.41%) XHTML
5 5 (6.17%) JSON
6 4 (4.94%) XSL
7 3 (3.70%) Ajax
7 3 (3.70%) AngularJS
7 3 (3.70%) HTML5
7 3 (3.70%) jQuery
7 3 (3.70%) Node.js
7 3 (3.70%) REST
7 3 (3.70%) SOAP
7 3 (3.70%) XSLT
8 2 (2.47%) 802.1X
8 2 (2.47%) React
8 2 (2.47%) Twitter Bootstrap
Miscellaneous
1 9 (11.11%) Data Centre
2 8 (9.88%) Analytical Skills
3 4 (4.94%) Data Protection Act
4 3 (3.70%) Clustering
4 3 (3.70%) EFT
5 2 (2.47%) Computer Science
5 2 (2.47%) Enterprise Software
5 2 (2.47%) FMCG
5 2 (2.47%) iPad
5 2 (2.47%) Mobile Payment
5 2 (2.47%) PKI
5 2 (2.47%) Public Cloud
6 1 (1.23%) CCTV
6 1 (1.23%) Data Integration
6 1 (1.23%) Device Driver
6 1 (1.23%) Digital Media
6 1 (1.23%) Embedded Systems
6 1 (1.23%) IBM Mainframe
6 1 (1.23%) Mainframe
Operating Systems
1 38 (46.91%) Unix
2 25 (30.86%) Windows
3 21 (25.93%) Red Hat Enterprise Linux
4 10 (12.35%) Solaris
5 9 (11.11%) AIX
6 7 (8.64%) CentOS
7 4 (4.94%) Windows Server 2008
8 3 (3.70%) HPUX
8 3 (3.70%) Windows Server 2012
9 2 (2.47%) Mac OS
9 2 (2.47%) Oracle Linux
9 2 (2.47%) Windows 7
10 1 (1.23%) Debian
10 1 (1.23%) FreeBSD
10 1 (1.23%) Mac OS X Server
10 1 (1.23%) Windows Server
10 1 (1.23%) Windows Server 2003
Processes & Methodologies
1 14 (17.28%) E-Commerce
2 11 (13.58%) Agile Software Development
3 9 (11.11%) Mentoring
4 8 (9.88%) ITIL
4 8 (9.88%) Open Source
5 7 (8.64%) Continuous Delivery
5 7 (8.64%) PRINCE2
5 7 (8.64%) Software Delivery
5 7 (8.64%) Translating Business Requirements
6 6 (7.41%) Change Management
6 6 (7.41%) DevOps
6 6 (7.41%) Project Management
6 6 (7.41%) SOA
6 6 (7.41%) Stakeholder Management
7 5 (6.17%) Data Protection
7 5 (6.17%) ERP
7 5 (6.17%) Migration
7 5 (6.17%) MVC
7 5 (6.17%) OO
8 4 (4.94%) High Availability
Programming Languages
1 25 (30.86%) SQL
2 19 (23.46%) Java
3 17 (20.99%) PHP
3 17 (20.99%) Python
4 14 (17.28%) Shell Script
5 11 (13.58%) JavaScript
6 10 (12.35%) Ruby
7 8 (9.88%) Perl
8 7 (8.64%) Bash Shell
9 3 (3.70%) AWK
9 3 (3.70%) C
9 3 (3.70%) MATLAB
10 2 (2.47%) C#
10 2 (2.47%) PowerShell
10 2 (2.47%) sed
11 1 (1.23%) C++
11 1 (1.23%) Embedded C
11 1 (1.23%) Embedded C++
11 1 (1.23%) PL/SQL
Qualifications
1 8 (9.88%) SC Cleared
1 8 (9.88%) Security Cleared
2 4 (4.94%) Cisco Certification
3 3 (3.70%) CCNA
3 3 (3.70%) PRINCE2 Certification
3 3 (3.70%) RHCE
4 2 (2.47%) CCA
4 2 (2.47%) CCENT
4 2 (2.47%) Citrix Certification
4 2 (2.47%) Degree
4 2 (2.47%) MCSE
4 2 (2.47%) Microsoft Certification
4 2 (2.47%) PMI Certification
4 2 (2.47%) PMP
5 1 (1.23%) CCNP
5 1 (1.23%) DBS Check
Quality Assurance & Compliance
1 3 (3.70%) QA
2 1 (1.23%) ISO 8583
2 1 (1.23%) MISRA
2 1 (1.23%) MISRA C
2 1 (1.23%) PCI DSS
System Software
1 10 (12.35%) vSphere
2 6 (7.41%) Active Directory
3 4 (4.94%) iptables
4 3 (3.70%) FreeRADIUS
4 3 (3.70%) VMware Infrastructure
5 2 (2.47%) Docker
5 2 (2.47%) Firmware
5 2 (2.47%) Microsoft App-V
5 2 (2.47%) NFS
6 1 (1.23%) Cygwin
6 1 (1.23%) Hyper-V
6 1 (1.23%) Postfix
6 1 (1.23%) VMware ESX
6 1 (1.23%) VMware ESXi
6 1 (1.23%) XenApp
6 1 (1.23%) XenDesktop
Systems Management
1 12 (14.81%) Opscode Chef
2 11 (13.58%) Puppet
3 9 (11.11%) Ansible
4 3 (3.70%) Graphite
4 3 (3.70%) logstash
4 3 (3.70%) Nagios
4 3 (3.70%) SCCM
5 2 (2.47%) FortiGate
5 2 (2.47%) OpenView
5 2 (2.47%) Tivoli
6 1 (1.23%) HP Data Protector
6 1 (1.23%) Salt
6 1 (1.23%) Unicenter
6 1 (1.23%) WSUS
Vendors
1 24 (29.63%) Oracle
2 20 (24.69%) IBM
3 19 (23.46%) VMware
4 16 (19.75%) Red Hat
5 15 (18.52%) Cisco
6 10 (12.35%) Microsoft
7 8 (9.88%) HP
8 7 (8.64%) hybris
9 6 (7.41%) 3PAR
10 5 (6.17%) Zend
11 4 (4.94%) Atlassian
12 3 (3.70%) Apple
12 3 (3.70%) Sybase
13 2 (2.47%) Avaya
13 2 (2.47%) BMC
13 2 (2.47%) Dell
13 2 (2.47%) F5
13 2 (2.47%) Juniper
13 2 (2.47%) Sun
13 2 (2.47%) VocaLink