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 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
Linux
Rank 9 22 23
Rank change year-on-year
+13 +1
Contract jobs citing Linux 71 49 60
As % of all contract IT jobs located in Hertfordshire 9.35% 6.52% 7.10%
As % of the Operating Systems category 43.29% 28.32% 29.56%
Number of daily rates quoted 29 20 41
Median daily rate £350 £408 £405
Median daily rate % change year-on-year
-14.11% +0.61%
90% offered a daily rate of more than £208 £349 £213
10% offered a daily rate of more than £440 £551 £500
UK excluding London median daily rate £425 £400 £375
% change year-on-year
+6.25% +6.66%
Number of hourly rates quoted 0 0 2
Median hourly rate - - £37.50
UK excluding London median hourly rate £40.00 £37.50 £35.00
% change year-on-year
+6.66% +7.14%
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
164 173 203
As % of all contract IT jobs located in Hertfordshire 21.61% 23.01% 24.02%
Number of daily rates quoted 76 87 106
Median daily rate £300 £390 £340
Median daily rate % change year-on-year
-23.07% +14.70%
90% offered a daily rate of more than £155 £175 £125
10% offered a daily rate of more than £475 £500 £470
UK excluding London median daily rate £350 £350 £325
% change year-on-year
- +7.69%
Number of hourly rates quoted 7 15 34
Median hourly rate £11.50 £13.50 £15.00
Median hourly rate % change year-on-year
-14.81% -10.00%
90% offered a hourly rate of more than £11.00 £8.50 £10.50
10% offered a hourly rate of more than £27.80 £18.50 £29.75
UK excluding London median hourly rate £15.50 £16.50 £16.50
% change year-on-year
-6.06% -

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 28 September 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 28 September 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 +5 26 £390 +5.40% 7
Stevenage +15 13 £250 - 3
Hemel Hempstead - 6 £375 - 4
Rickmansworth 0 3 £450 +15.38%
Welwyn Garden City -15 1 £150 -70.02% 1
Linux
East of England

Linux
Top 30 Related IT Skills in Hertfordshire

For the 6 months to 28 September 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 57 (51.82%) Unix
2 35 (31.82%) Red Hat Enterprise Linux
3 34 (30.91%) Oracle
4 31 (28.18%) SQL
5 27 (24.55%) Java
6 26 (23.64%) MySQL
6 26 (23.64%) Windows
7 25 (22.73%) Firewall
7 25 (22.73%) IBM
8 24 (21.82%) Red Hat
8 24 (21.82%) E-Commerce
9 23 (20.91%) PHP
10 22 (20.00%) Shell Script
11 21 (19.09%) Python
12 20 (18.18%) Solaris
12 20 (18.18%) Perl
12 20 (18.18%) VMware
13 19 (17.27%) Apache
14 17 (15.45%) Subversion
14 17 (15.45%) JavaScript
14 17 (15.45%) Opscode Chef
15 16 (14.55%) Magento
15 16 (14.55%) Git (software)
16 15 (13.64%) Puppet
16 15 (13.64%) HTML
16 15 (13.64%) DB2
16 15 (13.64%) Web Services
16 15 (13.64%) Cisco
16 15 (13.64%) Agile Software Development
17 14 (12.73%) PostgreSQL

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 19 (17.27%) Apache
2 13 (11.82%) WebLogic
3 12 (10.91%) Tomcat
4 9 (8.18%) Confluence
4 9 (8.18%) Drupal
5 7 (6.36%) Elasticsearch
6 4 (3.64%) nginx
6 4 (3.64%) Oracle SOA Suite
7 3 (2.73%) Adobe Experience Manager
7 3 (2.73%) Apache Solr
7 3 (2.73%) CMS
7 3 (2.73%) MQSeries
7 3 (2.73%) Oracle Service Bus
7 3 (2.73%) SharePoint
7 3 (2.73%) WebSphere
7 3 (2.73%) WebSphere Application Server
8 1 (0.91%) Exchange Server 2010
8 1 (0.91%) MS Exchange
Applications
1 2 (1.82%) MS Excel
2 1 (0.91%) Doxygen
2 1 (0.91%) Photoshop
Business Applications
1 16 (14.55%) Magento
2 5 (4.55%) Oracle EBS R12
3 4 (3.64%) Maximo
4 1 (0.91%) Oracle EBS
Cloud Services
1 11 (10.00%) Amazon AWS
2 5 (4.55%) Microsoft Azure
3 3 (2.73%) Office 365
4 2 (1.82%) Slack
Communications & Networking
1 25 (22.73%) Firewall
2 12 (10.91%) SAN
3 10 (9.09%) Internet
4 8 (7.27%) DNS
4 8 (7.27%) VPN
5 7 (6.36%) DHCP
5 7 (6.36%) HTTP
6 6 (5.45%) FTP
6 6 (5.45%) LAN
6 6 (5.45%) Network Security
7 5 (4.55%) SSL
7 5 (4.55%) WAN
8 4 (3.64%) BGP
8 4 (3.64%) IPsec
8 4 (3.64%) OSPF
8 4 (3.64%) TCP/IP
9 2 (1.82%) EIGRP
9 2 (1.82%) Intrusion Detection
9 2 (1.82%) SNMP
9 2 (1.82%) Wi-Fi
Database & Business Intelligence
1 26 (23.64%) MySQL
2 15 (13.64%) DB2
3 14 (12.73%) PostgreSQL
4 11 (10.00%) Relational Database
5 10 (9.09%) SQL Server
6 6 (5.45%) Data Warehouse
7 5 (4.55%) Oracle Database
7 5 (4.55%) SQL Server 2014
8 4 (3.64%) Amazon RDS
8 4 (3.64%) Amazon Redshift
8 4 (3.64%) RDBMS
9 3 (2.73%) Jackrabbit
9 3 (2.73%) OLTP
9 3 (2.73%) SQL Server 2008
10 2 (1.82%) MongoDB
10 2 (1.82%) SQL Server 2005
10 2 (1.82%) SQL Server Integration Services
10 2 (1.82%) Sybase ASE
11 1 (0.91%) Hadoop
11 1 (0.91%) Sybase IQ
Development Applications
1 17 (15.45%) Subversion
2 16 (14.55%) Git (software)
3 13 (11.82%) Ant
3 13 (11.82%) Jenkins
4 9 (8.18%) JIRA
5 8 (7.27%) Bitbucket
6 4 (3.64%) Gradle
6 4 (3.64%) Maven
6 4 (3.64%) Sonatype Nexus
7 3 (2.73%) Eclipse
7 3 (2.73%) JUnit
7 3 (2.73%) Log4j
7 3 (2.73%) Mockito
7 3 (2.73%) WebSphere Studio Application Developer
8 2 (1.82%) ClearCase
8 2 (1.82%) ClearQuest
8 2 (1.82%) HP UFT
8 2 (1.82%) Selenium
9 1 (0.91%) TestDirector
9 1 (0.91%) Visual Studio
General
1 8 (7.27%) Advertising
1 8 (7.27%) Finance
2 5 (4.55%) Telecoms
3 3 (2.73%) Retail
4 2 (1.82%) French Language
5 1 (0.91%) Aerospace
5 1 (0.91%) Financial Institution
Job Titles
1 26 (23.64%) Architect
2 18 (16.36%) Developer
3 15 (13.64%) Administrator
4 13 (11.82%) Infrastructure Architect
5 12 (10.91%) Consultant
6 10 (9.09%) Solutions Architect
6 10 (9.09%) Systems Administrator
7 9 (8.18%) Unix Architect
7 9 (8.18%) Unix Consultant
8 8 (7.27%) E-Commerce Developer
9 7 (6.36%) Infrastructure Manager
9 7 (6.36%) Infrastructure Project Manager
9 7 (6.36%) Magento Developer
9 7 (6.36%) Project Manager
10 6 (5.45%) Analyst
10 6 (5.45%) Network Engineer
10 6 (5.45%) Unix Administrator
11 5 (4.55%) Java Developer
11 5 (4.55%) Support Engineer
12 4 (3.64%) Software Developer
Libraries, Frameworks & Software Standards
1 15 (13.64%) HTML
1 15 (13.64%) Web Services
2 14 (12.73%) LAMP
3 13 (11.82%) Middleware
4 12 (10.91%) CSS
4 12 (10.91%) XHTML
5 11 (10.00%) JSON
6 10 (9.09%) XML
7 9 (8.18%) SOAP
8 7 (6.36%) J2EE
8 7 (6.36%) XSL
9 6 (5.45%) JMS
10 5 (4.55%) Ajax
10 5 (4.55%) REST
10 5 (4.55%) XSLT
11 4 (3.64%) jQuery
12 3 (2.73%) HTML5
12 3 (2.73%) Node.js
12 3 (2.73%) Oracle Fusion
12 3 (2.73%) RESTful
Miscellaneous
1 10 (9.09%) Analytical Skills
1 10 (9.09%) Data Centre
2 5 (4.55%) EFT
3 4 (3.64%) Data Protection Act
4 3 (2.73%) Clustering
4 3 (2.73%) Enterprise Software
4 3 (2.73%) Mobile Payment
4 3 (2.73%) PKI
5 2 (1.82%) Computer Science
5 2 (1.82%) FMCG
5 2 (1.82%) iPad
5 2 (1.82%) Public Cloud
6 1 (0.91%) CCTV
6 1 (0.91%) Data Integration
6 1 (0.91%) Device Driver
6 1 (0.91%) Digital Media
6 1 (0.91%) Embedded Systems
6 1 (0.91%) IBM Mainframe
6 1 (0.91%) Mainframe
Operating Systems
1 57 (51.82%) Unix
2 35 (31.82%) Red Hat Enterprise Linux
3 26 (23.64%) Windows
4 20 (18.18%) Solaris
5 11 (10.00%) AIX
6 7 (6.36%) CentOS
7 5 (4.55%) HPUX
7 5 (4.55%) Oracle Linux
7 5 (4.55%) Windows Server 2008
8 3 (2.73%) Windows 7
8 3 (2.73%) Windows Server 2012
9 2 (1.82%) Mac OS
10 1 (0.91%) Debian
10 1 (0.91%) FreeBSD
10 1 (0.91%) Mac OS X Server
10 1 (0.91%) Windows Server
10 1 (0.91%) Windows Server 2003
Processes & Methodologies
1 24 (21.82%) E-Commerce
2 15 (13.64%) Agile Software Development
3 12 (10.91%) Mentoring
3 12 (10.91%) Open Source
3 12 (10.91%) SOA
4 10 (9.09%) OO
5 9 (8.18%) Change Management
5 9 (8.18%) Continuous Delivery
5 9 (8.18%) DevOps
5 9 (8.18%) MVC
5 9 (8.18%) Software Delivery
5 9 (8.18%) Translating Business Requirements
6 8 (7.27%) PRINCE2
7 7 (6.36%) OO PHP
7 7 (6.36%) Performance Tuning
7 7 (6.36%) TOGAF
8 6 (5.45%) Continuous Integration
8 6 (5.45%) ITIL
8 6 (5.45%) Project Management
8 6 (5.45%) Stakeholder Management
Programming Languages
1 31 (28.18%) SQL
2 27 (24.55%) Java
3 23 (20.91%) PHP
4 22 (20.00%) Shell Script
5 21 (19.09%) Python
6 20 (18.18%) Perl
7 17 (15.45%) JavaScript
8 12 (10.91%) Ruby
9 9 (8.18%) Bash Shell
10 3 (2.73%) AWK
10 3 (2.73%) MATLAB
10 3 (2.73%) PowerShell
11 2 (1.82%) C
11 2 (1.82%) C#
11 2 (1.82%) Jython
11 2 (1.82%) sed
12 1 (0.91%) PL/SQL
Qualifications
1 14 (12.73%) SC Cleared
1 14 (12.73%) Security Cleared
2 4 (3.64%) Cisco Certification
3 3 (2.73%) CCNA
3 3 (2.73%) PRINCE2 Certification
3 3 (2.73%) RHCE
4 2 (1.82%) CCA
4 2 (1.82%) CCENT
4 2 (1.82%) Citrix Certification
4 2 (1.82%) Degree
4 2 (1.82%) MCSE
4 2 (1.82%) Microsoft Certification
4 2 (1.82%) PMI Certification
4 2 (1.82%) PMP
5 1 (0.91%) CCNP
5 1 (0.91%) DBS Check
Quality Assurance & Compliance
1 5 (4.55%) QA
2 1 (0.91%) ISO 8583
2 1 (0.91%) MISRA
2 1 (0.91%) MISRA C
2 1 (0.91%) PCI DSS
System Software
1 11 (10.00%) vSphere
2 7 (6.36%) Active Directory
3 4 (3.64%) FreeRADIUS
3 4 (3.64%) iptables
3 4 (3.64%) VMware Infrastructure
4 3 (2.73%) Microsoft App-V
4 3 (2.73%) Varnish
5 2 (1.82%) Docker
5 2 (1.82%) Firmware
5 2 (1.82%) NFS
6 1 (0.91%) Cygwin
6 1 (0.91%) Hyper-V
6 1 (0.91%) Postfix
6 1 (0.91%) Virtual Machines
6 1 (0.91%) VMware ESX
6 1 (0.91%) VMware ESXi
6 1 (0.91%) XenApp
6 1 (0.91%) XenDesktop
Systems Management
1 17 (15.45%) Opscode Chef
2 15 (13.64%) Puppet
3 11 (10.00%) Ansible
4 4 (3.64%) Graphite
4 4 (3.64%) logstash
4 4 (3.64%) Nagios
4 4 (3.64%) SCCM
5 3 (2.73%) OpenView
5 3 (2.73%) Tivoli
6 2 (1.82%) FortiGate
7 1 (0.91%) HP Data Protector
7 1 (0.91%) Netcool
7 1 (0.91%) Salt
7 1 (0.91%) Unicenter
7 1 (0.91%) WSUS
Vendors
1 34 (30.91%) Oracle
2 25 (22.73%) IBM
3 24 (21.82%) Red Hat
4 20 (18.18%) VMware
5 15 (13.64%) Cisco
6 9 (8.18%) hybris
6 9 (8.18%) Microsoft
6 9 (8.18%) Zend
7 7 (6.36%) HP
8 6 (5.45%) 3PAR
8 6 (5.45%) Atlassian
9 3 (2.73%) Apple
9 3 (2.73%) ATG
9 3 (2.73%) Blue Martini
9 3 (2.73%) BMC
9 3 (2.73%) Elastic Path
9 3 (2.73%) Interwoven
9 3 (2.73%) Sun
9 3 (2.73%) Sybase
10 2 (1.82%) Fortinet
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