Period
to 22 February 2018

The following table provides summary statistics for contract job vacancies advertised in Hounslow 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 22 February 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
West London > Hounslow
6 months to
22 Feb 2018
Same period 2017 Same period 2016
Rank 21 16 11
Rank change year-on-year -5 -5 +12
Contract jobs citing Linux 30 10 28
As % of all contract IT jobs advertised in Hounslow 10.03% 5.32% 9.79%
As % of the Operating Systems category 33.33% 25.00% 49.12%
Number of daily rates quoted 19 2 15
Hounslow median daily rate £540 £438 £400
Median daily rate % change year-on-year +23.43% +9.38% -4.76%
10th Percentile £295 £414 £98
90th Percentile £596 £471 £489
West London median daily rate £475 £450 £425
% change year-on-year +5.56% +5.88% -
Number of hourly rates quoted 0 1 0
Hounslow median hourly rate - £42.50 -
West London median hourly rate £43.75 £42.50 £26.75
% change year-on-year +2.94% +58.88% -

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 Hounslow with a requirement for operating system skills.

All Operating Systems
Hounslow
Contract vacancies with a requirement for operating system skills 90 40 57
As % of all contract IT jobs advertised in Hounslow 30.10% 21.28% 19.93%
Number of daily rates quoted 51 14 37
Hounslow median daily rate £525 £450 £375
Median daily rate % change year-on-year +16.67% +20.00% +10.29%
10th Percentile £300 £169 £100
90th Percentile £575 £513 £481
West London median daily rate £450 £390 £405
% change year-on-year +15.38% -3.70% +12.50%
Number of hourly rates quoted 7 6 4
Hounslow median hourly rate £13.00 £22.50 £18.00
Median hourly rate % change year-on-year -42.22% +25.00% -37.39%
10th Percentile £12.90 £11.63 £16.00
90th Percentile £15.45 £115.63 £20.00
West London median hourly rate £17.38 £20.50 £16.00
% change year-on-year -15.24% +28.13% -4.31%

Linux
Job Vacancy Trend in Hounslow

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

Job vacancy trend for Linux in Hounslow

Linux
Contractor Daily Rate Trend in Hounslow

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

Contractor daily rate trend for Linux in Hounslow

Linux
Contractor Daily Rate Histogram in Hounslow

The daily rate distribution of IT jobs citing Linux in Hounslow over the 6 months to 22 February 2018.

Contractor daily rate histogram for Linux in Hounslow

Linux
Contractor Hourly Rate Trend in Hounslow

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

Contractor hourly rate trend for Linux in Hounslow

Linux
Contract Job Locations in Hounslow

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Linux within the Hounslow region over the 6 months to 22 February 2018. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
Isleworth - 15 £540 - 3
Feltham +4 2 - -
Osterley -12 2 £263 -40.00%
Chiswick - 2 £500 - 1
Brentford -2 1 - - 1
Linux
West London

For the 6 months to 22 February 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 Hounslow region with a requirement for Linux.

1 20 (66.67%) Shell Script
1 20 (66.67%) Unix
2 18 (60.00%) SQL
3 17 (56.67%) Java
3 17 (56.67%) Continuous Integration
4 16 (53.33%) Agile Software Development
4 16 (53.33%) DevOps
4 16 (53.33%) Continuous Delivery
5 15 (50.00%) Microservices
5 15 (50.00%) Acceptance Criteria
5 15 (50.00%) TDD
5 15 (50.00%) Pair Programming
5 15 (50.00%) Test Automation
5 15 (50.00%) Open Source
5 15 (50.00%) High Availability
5 15 (50.00%) Continuous Improvement
6 14 (46.67%) NoSQL
6 14 (46.67%) QA
6 14 (46.67%) Spring
6 14 (46.67%) Performance Tuning
7 13 (43.33%) Software Engineering
7 13 (43.33%) JUnit
7 13 (43.33%) Cucumber
7 13 (43.33%) BDD
7 13 (43.33%) RESTful
7 13 (43.33%) Scala
7 13 (43.33%) MongoDB
8 12 (40.00%) User Stories
8 12 (40.00%) Elasticsearch
8 12 (40.00%) Splunk

Linux
Co-occurring IT Skills in Hounslow 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 (40.00%) Elasticsearch
2 2 (6.67%) Confluence
2 2 (6.67%) OpenStack
3 1 (3.33%) MS Exchange
Cloud Services
1 2 (6.67%) Microsoft Azure
1 2 (6.67%) OpenShift
2 1 (3.33%) Amazon AWS
2 1 (3.33%) Cloud Computing
2 1 (3.33%) Office 365
2 1 (3.33%) SaaS
Communications & Networking
1 2 (6.67%) TCP/IP
2 1 (3.33%) Internet
2 1 (3.33%) Network Security
Database & Business Intelligence
1 14 (46.67%) NoSQL
2 13 (43.33%) MongoDB
3 6 (20.00%) Relational Database
4 4 (13.33%) Oracle Database
4 4 (13.33%) RDBMS
5 3 (10.00%) OLTP
Development Applications
1 13 (43.33%) Cucumber
1 13 (43.33%) JUnit
2 12 (40.00%) IntelliJ
2 12 (40.00%) Mockito
3 4 (13.33%) Git (software)
3 4 (13.33%) Jenkins
4 2 (6.67%) Artifactory
4 2 (6.67%) JIRA
4 2 (6.67%) Vagrant
5 1 (3.33%) Gradle
5 1 (3.33%) Hudson
5 1 (3.33%) Jasmine
5 1 (3.33%) Karma Test Runner
5 1 (3.33%) Protractor
5 1 (3.33%) Selenium
General
1 12 (40.00%) Games
2 1 (3.33%) Finance
2 1 (3.33%) Publishing
Job Titles
1 21 (70.00%) Developer
2 15 (50.00%) Java Developer
3 11 (36.67%) Senior Developer
3 11 (36.67%) Senior Java Developer
4 3 (10.00%) Agile Developer
4 3 (10.00%) Agile Java Developer
4 3 (10.00%) C++ Developer
4 3 (10.00%) Linux Developer
4 3 (10.00%) Oracle Developer
4 3 (10.00%) Sybase Developer
4 3 (10.00%) Unix Developer
5 2 (6.67%) Django Developer
5 2 (6.67%) Python Developer
5 2 (6.67%) Python/Django Developer
5 2 (6.67%) Support Engineer
6 1 (3.33%) Consultant
6 1 (3.33%) Infrastructure Engineer
6 1 (3.33%) Team Leader
6 1 (3.33%) Technical Support
6 1 (3.33%) Test Engineer
Libraries, Frameworks & Software Standards
1 14 (46.67%) Spring
2 13 (43.33%) RESTful
3 12 (40.00%) Dropwizard
3 12 (40.00%) Elastic Stack
3 12 (40.00%) Grails
4 4 (13.33%) STL
5 3 (10.00%) Node.js
6 2 (6.67%) AngularJS
6 2 (6.67%) Django
6 2 (6.67%) Flask
7 1 (3.33%) CSS3
7 1 (3.33%) Hibernate
7 1 (3.33%) HTML5
7 1 (3.33%) JPA
7 1 (3.33%) Play Framework
7 1 (3.33%) REST
7 1 (3.33%) spray
7 1 (3.33%) Spring Boot
7 1 (3.33%) Web Services
7 1 (3.33%) XML
Miscellaneous
1 3 (10.00%) Video on Demand
2 2 (6.67%) Data Structures
3 1 (3.33%) Analytical Skills
3 1 (3.33%) Enterprise Software
3 1 (3.33%) Management Information System
Operating Systems
1 20 (66.67%) Unix
2 3 (10.00%) Windows
Processes & Methodologies
1 17 (56.67%) Continuous Integration
2 16 (53.33%) Agile Software Development
2 16 (53.33%) Continuous Delivery
2 16 (53.33%) DevOps
3 15 (50.00%) Acceptance Criteria
3 15 (50.00%) Continuous Improvement
3 15 (50.00%) High Availability
3 15 (50.00%) Microservices
3 15 (50.00%) Open Source
3 15 (50.00%) Pair Programming
3 15 (50.00%) TDD
3 15 (50.00%) Test Automation
4 14 (46.67%) Performance Tuning
5 13 (43.33%) BDD
5 13 (43.33%) Software Engineering
6 12 (40.00%) Domain-Driven Design
6 12 (40.00%) Kanban
6 12 (40.00%) User Stories
7 3 (10.00%) Multithreaded Programming
7 3 (10.00%) Multithreading
Programming Languages
1 20 (66.67%) Shell Script
2 18 (60.00%) SQL
3 17 (56.67%) Java
4 13 (43.33%) Scala
5 12 (40.00%) Bash Shell
5 12 (40.00%) Groovy
5 12 (40.00%) Kotlin
6 10 (33.33%) Python
7 5 (16.67%) C++
8 4 (13.33%) Perl
9 2 (6.67%) JavaScript
10 1 (3.33%) Go
10 1 (3.33%) PowerShell
Qualifications
1 2 (6.67%) SC Cleared
1 2 (6.67%) Security Cleared
2 1 (3.33%) CCIE
2 1 (3.33%) CCNP
2 1 (3.33%) Cisco Certification
2 1 (3.33%) Degree
Quality Assurance & Compliance
1 14 (46.67%) QA
2 2 (6.67%) OASIS TOSCA
System Software
1 6 (20.00%) Docker
2 1 (3.33%) Active Directory
2 1 (3.33%) Hyper-V
2 1 (3.33%) VMware Infrastructure
Systems Management
1 12 (40.00%) Grafana
1 12 (40.00%) Kibana
1 12 (40.00%) logstash
2 3 (10.00%) Kubernetes
3 2 (6.67%) Cloudify
3 2 (6.67%) Nagios
3 2 (6.67%) Opscode Chef
3 2 (6.67%) Puppet
3 2 (6.67%) StackStorm
3 2 (6.67%) Terraform
4 1 (3.33%) Single Sign-On
Vendors
1 12 (40.00%) AppDynamics
1 12 (40.00%) Splunk
2 8 (26.67%) Oracle
3 4 (13.33%) Sybase
4 3 (10.00%) Cisco
5 2 (6.67%) CA
5 2 (6.67%) Microsoft
5 2 (6.67%) VMware
6 1 (3.33%) Cadence