Period
to 9 December 2018

The following table provides summary statistics for contract job vacancies advertised in Watford with a requirement for Linux skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Linux over the 6 months to 9 December 2018 with a comparison to the same period in the previous 2 years.

Note that daily and hourly rates are treated separately in these statistics. When calculating contractor rate percentiles, daily rates are never derived from quoted hourly rates or vice versa.

Linux
Hertfordshire > Watford
6 months to
9 Dec 2018
Same period 2017 Same period 2016
Rank 32 22 12
Rank change year-on-year -10 -10 +3
Contract jobs citing Linux 14 29 32
As % of all contract IT jobs advertised in Watford 3.69% 6.74% 11.19%
As % of the Operating Systems category 16.87% 36.71% 40.00%
Number of daily rates quoted 7 11 5
Watford median daily rate £363 £550 £513
Median daily rate % change year-on-year -34.09% +7.32% +46.43%
10th Percentile £305 £370 £404
90th Percentile £574 £606 £565
Hertfordshire median daily rate £380 £438 £325
% change year-on-year -13.14% +34.62% -16.67%
Number of hourly rates quoted 0 0 0
Watford median hourly rate - - -
Hertfordshire median hourly rate £42.25 £45.25 -
% change year-on-year -6.63% - -

Linux is in the Operating Systems category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Watford with a requirement for operating system skills.

All Operating Systems
Watford
Contract vacancies with a requirement for operating system skills 83 79 80
As % of all contract IT jobs advertised in Watford 21.90% 18.37% 27.97%
Number of daily rates quoted 44 39 28
Watford median daily rate £325 £360 £338
Median daily rate % change year-on-year -9.72% +6.67% -3.57%
10th Percentile £113 £119 £205
90th Percentile £406 £578 £549
Hertfordshire median daily rate £325 £375 £356
% change year-on-year -13.33% +5.26% +1.79%
Number of hourly rates quoted 7 2 2
Watford median hourly rate £16.00 £13.75 £13.75
Median hourly rate % change year-on-year +16.36% - +1.85%
10th Percentile £12.45 £13.33 £13.08
90th Percentile £18.55 £13.98 £15.03
Hertfordshire median hourly rate £14.93 £15.00 £12.50
% change year-on-year -0.47% +20.00% -16.67%

Linux
Job Vacancy Trend in Watford

Job postings citing Linux as a percentage of all IT jobs advertised in Watford.

Job vacancy trend for Linux in Watford

Linux
Contractor Daily Rate Trend in Watford

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing Linux in Watford.

Contractor daily rate trend for Linux in Watford

Linux
Contractor Daily Rate Histogram in Watford

The daily rate distribution of IT jobs citing Linux in Watford over the 6 months to 9 December 2018.

Contractor daily rate histogram for Linux in Watford

Linux
Contractor Hourly Rate Trend in Watford

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

Contractor hourly rate trend for Linux in Watford

For the 6 months to 9 December 2018, IT contractor jobs citing Linux also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all contract job ads across the Watford region with a requirement for Linux.

1 7 (50.00%) Windows
1 7 (50.00%) Firewall
2 6 (42.86%) ITIL
3 5 (35.71%) DNS
3 5 (35.71%) Agile Software Development
3 5 (35.71%) Amazon AWS
4 4 (28.57%) Data Centre
4 4 (28.57%) VMware
4 4 (28.57%) Cisco
4 4 (28.57%) Microsoft
5 3 (21.43%) WAN
5 3 (21.43%) LAN
5 3 (21.43%) RIP
5 3 (21.43%) Java
5 3 (21.43%) SQL
5 3 (21.43%) OSPF
5 3 (21.43%) EIGRP
5 3 (21.43%) Project Management
5 3 (21.43%) Ubuntu
5 3 (21.43%) Fintech
5 3 (21.43%) Windows Server
5 3 (21.43%) Email Filtering
5 3 (21.43%) MongoDB
5 3 (21.43%) Kalman Filter
5 3 (21.43%) SIEM
5 3 (21.43%) Windows Server 2012
5 3 (21.43%) Windows Server 2008
5 3 (21.43%) Red Hat Enterprise Linux
5 3 (21.43%) Microsoft Azure
5 3 (21.43%) Infrastructure Engineering

Linux
Co-occurring IT Skills in Watford 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 (7.14%) Elasticsearch
1 1 (7.14%) Tomcat
1 1 (7.14%) WebLogic
1 1 (7.14%) WebSphere
Cloud Services
1 5 (35.71%) Amazon AWS
2 3 (21.43%) Microsoft Azure
3 1 (7.14%) Cloud Computing
3 1 (7.14%) Heroku
Communications & Networking
1 7 (50.00%) Firewall
2 5 (35.71%) DNS
3 3 (21.43%) EIGRP
3 3 (21.43%) LAN
3 3 (21.43%) OSPF
3 3 (21.43%) RIP
3 3 (21.43%) WAN
4 2 (14.29%) DHCP
4 2 (14.29%) DKIM
4 2 (14.29%) DMARC
4 2 (14.29%) Wireless
5 1 (7.14%) FTP
5 1 (7.14%) HTTP
5 1 (7.14%) Network Security
5 1 (7.14%) SSL
5 1 (7.14%) TCP/IP
5 1 (7.14%) VoIP
Database & Business Intelligence
1 3 (21.43%) MongoDB
2 2 (14.29%) SQL Server
3 1 (7.14%) MySQL
3 1 (7.14%) PostgreSQL
Development Applications
1 1 (7.14%) Cucumber
1 1 (7.14%) Gatling
1 1 (7.14%) Geb
1 1 (7.14%) Git (software)
1 1 (7.14%) GitLab
1 1 (7.14%) Gradle
1 1 (7.14%) gulp
1 1 (7.14%) Jenkins
1 1 (7.14%) Maven
1 1 (7.14%) Selenium
1 1 (7.14%) Spock
General
1 2 (14.29%) Back Office
Job Titles
1 4 (28.57%) Network Engineer
2 3 (21.43%) Developer
2 3 (21.43%) Implementation Engineer
2 3 (21.43%) Infrastructure Engineer
2 3 (21.43%) Linux Engineer
2 3 (21.43%) Network Infrastructure Engineer
2 3 (21.43%) Security Engineer
3 2 (14.29%) Administrator
3 2 (14.29%) Cybersecurity Engineer
3 2 (14.29%) Linux Administrator
3 2 (14.29%) Senior Implementation Engineer
3 2 (14.29%) Senior Security Engineer
3 2 (14.29%) SQL Developer
3 2 (14.29%) Sybase Developer
4 1 (7.14%) Agile Java Developer
4 1 (7.14%) Java Developer
4 1 (7.14%) Linux Support
4 1 (7.14%) Linux Support Engineer
4 1 (7.14%) Windows Engineer
4 1 (7.14%) Windows Infrastructure Engineer
Libraries, Frameworks & Software Standards
1 1 (7.14%) .NET
1 1 (7.14%) AngularJS
1 1 (7.14%) CSS
1 1 (7.14%) Dropwizard
1 1 (7.14%) Ember.js
1 1 (7.14%) Guice
1 1 (7.14%) HTML
1 1 (7.14%) HTML5
1 1 (7.14%) J2EE
1 1 (7.14%) Java EE
1 1 (7.14%) Kafka
1 1 (7.14%) OAuth
1 1 (7.14%) OAuth2
1 1 (7.14%) Ratpack
1 1 (7.14%) REST
1 1 (7.14%) RESTful
1 1 (7.14%) SOAP
1 1 (7.14%) Spring
1 1 (7.14%) Spring Boot
1 1 (7.14%) Web Services
Miscellaneous
1 4 (28.57%) Data Centre
2 3 (21.43%) Fintech
3 2 (14.29%) Analytical Skills
4 1 (7.14%) Enterprise Software
4 1 (7.14%) Greenfield Project
4 1 (7.14%) Handset
4 1 (7.14%) Private Cloud
Operating Systems
1 7 (50.00%) Windows
2 3 (21.43%) Red Hat Enterprise Linux
2 3 (21.43%) Ubuntu
2 3 (21.43%) Windows Server
2 3 (21.43%) Windows Server 2008
2 3 (21.43%) Windows Server 2012
3 2 (14.29%) Debian
3 2 (14.29%) Unix
Processes & Methodologies
1 6 (42.86%) ITIL
2 5 (35.71%) Agile Software Development
3 3 (21.43%) Email Filtering
3 3 (21.43%) Infrastructure Engineering
3 3 (21.43%) Kalman Filter
3 3 (21.43%) Project Management
3 3 (21.43%) SIEM
4 2 (14.29%) Analytical Thinking
4 2 (14.29%) BDD
4 2 (14.29%) Cybersecurity
4 2 (14.29%) Microservices
4 2 (14.29%) SDLC
5 1 (7.14%) Agile Testing
5 1 (7.14%) Coaching
5 1 (7.14%) DevOps
5 1 (7.14%) ITIL V3
5 1 (7.14%) Performance Analysis
5 1 (7.14%) Scrum
5 1 (7.14%) Software Engineering
5 1 (7.14%) TDD
Programming Languages
1 3 (21.43%) Java
1 3 (21.43%) SQL
2 2 (14.29%) Java 8
2 2 (14.29%) Python
3 1 (7.14%) ES6
3 1 (7.14%) JavaScript
3 1 (7.14%) TypeScript
Quality Assurance & Compliance
1 2 (14.29%) ISO/IEC 27001
2 1 (7.14%) SLA
System Software
1 2 (14.29%) Active Directory
1 2 (14.29%) Postfix
2 1 (7.14%) Docker
2 1 (7.14%) Firmware
2 1 (7.14%) Microsoft Virtual Server
2 1 (7.14%) Virtual Servers
2 1 (7.14%) VMware Infrastructure
Systems Management
1 2 (14.29%) Puppet
2 1 (7.14%) Docker Swarm
Vendors
1 4 (28.57%) Cisco
1 4 (28.57%) Microsoft
1 4 (28.57%) VMware
2 2 (14.29%) CheckPoint
2 2 (14.29%) Fortinet
2 2 (14.29%) McAfee
2 2 (14.29%) Palo Alto
2 2 (14.29%) Red Hat
2 2 (14.29%) Sybase
2 2 (14.29%) Symantec
3 1 (7.14%) Juniper
3 1 (7.14%) Mitel
3 1 (7.14%) MuleSoft
3 1 (7.14%) Oracle
3 1 (7.14%) webMethods