Period
to 19 November 2017

The following table provides summary statistics for contract job vacancies advertised in Brentwood 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 19 November 2017 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
Essex > Brentwood
6 months to
19 Nov 2017
Same period 2016 Same period 2015
Rank 3 6 10
Rank change year-on-year +3 +4 -8
Contract jobs citing Linux 29 5 16
As % of all contract IT jobs advertised in Brentwood 39.19% 10.87% 11.43%
As % of the Operating Systems category 65.91% 31.25% 44.44%
Number of daily rates quoted 16 1 5
Brentwood median daily rate £325 £375 £225
Median daily rate % change year-on-year -13.33% +66.67% -5.26%
10th Percentile £310 £363 £183
90th Percentile £475 £388 £450
Essex median daily rate £475 £470 £413
% change year-on-year +1.06% +13.94% -4.07%
Number of hourly rates quoted 10 4 3
Brentwood median hourly rate £40.00 £34.50 £29.46
Median hourly rate % change year-on-year +15.94% +17.11% -13.99%
10th Percentile £26.00 £30.75 £29.09
90th Percentile £45.88 £39.63 £38.04
Essex median hourly rate £40.00 £35.00 £37.50
% change year-on-year +14.29% -6.67% +19.95%

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 Brentwood with a requirement for operating system skills.

All Operating Systems
Brentwood
Contract vacancies with a requirement for operating system skills 44 16 36
As % of all contract IT jobs advertised in Brentwood 59.46% 34.78% 25.71%
Number of daily rates quoted 22 8 13
Brentwood median daily rate £320 £265 £225
Median daily rate % change year-on-year +20.75% +17.78% -5.26%
10th Percentile £140 £102 £175
90th Percentile £471 £379 £330
Essex median daily rate £425 £325 £400
% change year-on-year +30.77% -18.75% -5.88%
Number of hourly rates quoted 16 7 4
Brentwood median hourly rate £49.25 £36.00 £29.23
Median hourly rate % change year-on-year +36.81% +23.16% -2.57%
10th Percentile £40.00 £30.75 £26.55
90th Percentile £63.75 £39.25 £36.96
Essex median hourly rate £33.25 £16.50 £19.00
% change year-on-year +101.50% -13.16% +15.15%

Linux
Job Vacancy Trend in Brentwood

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

Job vacancy trend for Linux in Brentwood

Linux
Contractor Daily Rate Trend in Brentwood

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

Contractor daily rate trend for Linux in Brentwood

Linux
Contractor Daily Rate Histogram in Brentwood

The daily rate distribution of IT jobs citing Linux in Brentwood over the 6 months to 19 November 2017.

Contractor daily rate histogram for Linux in Brentwood

Linux
Contractor Hourly Rate Trend in Brentwood

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

Contractor hourly rate trend for Linux in Brentwood

Linux
Contractor Hourly Rate Histogram in Brentwood

The hourly rate distribution of IT jobs citing Linux in Brentwood over the 6 months to 19 November 2017.

Contractor hourly rate histogram for Linux in Brentwood

For the 6 months to 19 November 2017, 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 Brentwood region with a requirement for Linux.

1 19 (65.52%) JIRA
2 17 (58.62%) Agile Software Development
3 16 (55.17%) Finance
4 15 (51.72%) SQL Server
5 14 (48.28%) Middleware
6 13 (44.83%) Windows
6 13 (44.83%) OO
6 13 (44.83%) JavaScript
6 13 (44.83%) SQL
7 10 (34.48%) HTML
7 10 (34.48%) JUnit
7 10 (34.48%) WebLogic
7 10 (34.48%) Web Services
7 10 (34.48%) XML
7 10 (34.48%) JPA
7 10 (34.48%) Jenkins
8 9 (31.03%) Performance Tuning
8 9 (31.03%) Relational Database
8 9 (31.03%) HTML5
8 9 (31.03%) SoapUI
8 9 (31.03%) REST
8 9 (31.03%) Non-Functional Testing
8 9 (31.03%) JAX-RS
8 9 (31.03%) CA Agile Central
8 9 (31.03%) Load Testing
8 9 (31.03%) Continuous Integration
8 9 (31.03%) JAX-WS
8 9 (31.03%) Ajax
8 9 (31.03%) WebSphere
8 9 (31.03%) Java EE

Linux
Co-occurring IT Skills in Brentwood 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 10 (34.48%) WebLogic
2 9 (31.03%) SharePoint
2 9 (31.03%) WebSphere
3 6 (20.69%) IIS
Applications
1 1 (3.45%) Microsoft Office
1 1 (3.45%) MS Visio
Communications & Networking
1 6 (20.69%) NAS
2 5 (17.24%) Bluetooth
2 5 (17.24%) Broadband
2 5 (17.24%) Wireless
3 4 (13.79%) 802.11
3 4 (13.79%) ADSL
3 4 (13.79%) HTTP
3 4 (13.79%) IPv4
3 4 (13.79%) IPv6
3 4 (13.79%) UPnP
3 4 (13.79%) VDSL
3 4 (13.79%) WAN
3 4 (13.79%) Wireshark
4 2 (6.90%) FTP
4 2 (6.90%) HTTPS
4 2 (6.90%) SMTP
4 2 (6.90%) Wi-Fi
5 1 (3.45%) GPRS
5 1 (3.45%) Internet
5 1 (3.45%) SAN
Database & Business Intelligence
1 15 (51.72%) SQL Server
2 9 (31.03%) RDBMS
2 9 (31.03%) Relational Database
3 5 (17.24%) SQL Server Integration Services
4 1 (3.45%) MySQL
Development Applications
1 19 (65.52%) JIRA
2 10 (34.48%) Jenkins
2 10 (34.48%) JUnit
3 9 (31.03%) Ant
3 9 (31.03%) Maven
3 9 (31.03%) SoapUI
4 6 (20.69%) Gradle
4 6 (20.69%) JMeter
5 5 (17.24%) Bugzilla
5 5 (17.24%) Redmine
5 5 (17.24%) Trac
6 4 (13.79%) Atlassian Bamboo
6 4 (13.79%) Git (software)
6 4 (13.79%) Selenium
6 4 (13.79%) Subversion
7 3 (10.34%) LoadUI
General
1 16 (55.17%) Finance
2 6 (20.69%) Marketing
3 5 (17.24%) Automotive
4 1 (3.45%) Electronics
4 1 (3.45%) Manufacturing
4 1 (3.45%) Retail
Job Titles
1 14 (48.28%) Developer
2 6 (20.69%) J2EE Developer
2 6 (20.69%) Senior Developer
2 6 (20.69%) Senior J2EE Developer
3 5 (17.24%) Analyst
3 5 (17.24%) Production Support Analyst
3 5 (17.24%) Support Analyst
4 4 (13.79%) Embedded Developer
4 4 (13.79%) Java Developer
4 4 (13.79%) Software Tester
4 4 (13.79%) Tester
5 3 (10.34%) Agile Developer
5 3 (10.34%) C Developer
5 3 (10.34%) C/C++ Developer
5 3 (10.34%) C++ Developer
5 3 (10.34%) Embedded C Developer
5 3 (10.34%) Embedded C/C++ Developer
5 3 (10.34%) Embedded C++ Developer
5 3 (10.34%) SQL Analyst
5 3 (10.34%) SQL Support Analyst
Libraries, Frameworks & Software Standards
1 14 (48.28%) Middleware
2 10 (34.48%) HTML
2 10 (34.48%) JPA
2 10 (34.48%) Web Services
2 10 (34.48%) XML
3 9 (31.03%) Ajax
3 9 (31.03%) CSS
3 9 (31.03%) HTML5
3 9 (31.03%) Java EE
3 9 (31.03%) JAXB
3 9 (31.03%) JAX-RS
3 9 (31.03%) JAX-WS
3 9 (31.03%) REST
3 9 (31.03%) SOAP
3 9 (31.03%) Struts
4 6 (20.69%) AngularJS
4 6 (20.69%) J2EE
4 6 (20.69%) JSF
4 6 (20.69%) JSP
5 4 (13.79%) JSON
Miscellaneous
1 8 (27.59%) STB
2 4 (13.79%) Computer Science
2 4 (13.79%) Device Driver
2 4 (13.79%) Embedded Systems
2 4 (13.79%) Management Information System
3 2 (6.90%) Client/Server
4 1 (3.45%) Digital TV
4 1 (3.45%) IPTV
Operating Systems
1 13 (44.83%) Windows
2 4 (13.79%) Unix
3 3 (10.34%) Windows Server
3 3 (10.34%) Windows Server 2012
4 1 (3.45%) Android
4 1 (3.45%) OpenVMS
4 1 (3.45%) SUSE
4 1 (3.45%) VMS
Processes & Methodologies
1 17 (58.62%) Agile Software Development
2 13 (44.83%) OO
3 9 (31.03%) Code Coverage
3 9 (31.03%) Continuous Integration
3 9 (31.03%) Load Testing
3 9 (31.03%) Non-Functional Testing
3 9 (31.03%) OOA/OOD
3 9 (31.03%) Performance Tuning
3 9 (31.03%) TDD
3 9 (31.03%) UML
4 6 (20.69%) Coaching
4 6 (20.69%) Defect Management
4 6 (20.69%) Mentoring
4 6 (20.69%) Software Testing
4 6 (20.69%) Test Automation
5 5 (17.24%) Continuous Improvement
5 5 (17.24%) Defect Tracking
5 5 (17.24%) Issue Tracking
6 4 (13.79%) API Development
6 4 (13.79%) Functional Testing
Programming Languages
1 13 (44.83%) JavaScript
1 13 (44.83%) SQL
2 6 (20.69%) C
3 5 (17.24%) C++
3 5 (17.24%) Java
3 5 (17.24%) Python
4 4 (13.79%) Bash Shell
4 4 (13.79%) Perl
4 4 (13.79%) PHP
4 4 (13.79%) PowerShell
4 4 (13.79%) Ruby
4 4 (13.79%) VB.NET
5 3 (10.34%) Embedded C
5 3 (10.34%) Groovy
5 3 (10.34%) Shell Script
6 1 (3.45%) T-SQL
Qualifications
1 9 (31.03%) Degree
2 4 (13.79%) Computer Science Degree
Quality Assurance & Compliance
1 4 (13.79%) QA
2 3 (10.34%) IFRS
2 3 (10.34%) IFRS 9
3 1 (3.45%) SLA
System Software
1 5 (17.24%) Firmware
2 2 (6.90%) Active Directory
Systems Management
1 1 (3.45%) Tivoli Storage Manager
Vendors
1 9 (31.03%) CA
1 9 (31.03%) CA Agile Central
1 9 (31.03%) Oracle
2 1 (3.45%) IBM
2 1 (3.45%) Microsoft
2 1 (3.45%) VMware