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 3 months to 30 March 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
3 months to
30 Mar 2017
Same period 2016 Same period 2015
Rank 8 14 11
Rank change year-on-year +6 -3  
Contract jobs citing Linux 4 1 13
As % of all contract IT jobs advertised in Brentwood 16.00% 2.86% 14.61%
As % of the Operating Systems category 26.67% 11.11% 54.17%
Number of daily rates quoted 0 0 6
Median daily rate - - £238
UK excluding London median daily rate £425 £400 £375
% change year-on-year +6.25% +6.66%  
Number of hourly rates quoted 2 0 0
Median hourly rate £37.50 - -
UK excluding London median hourly rate £38.75 £43.00 £36.00
% change year-on-year -9.88% +19.44%  

Linux is in the operating system skills category. The next 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.

Contract Operating System Skills
Brentwood
Contract job vacancies with a requirement for operating system skills 15 9 24
As % of all contract IT job vacancies advertised in Brentwood 60.00% 25.71% 26.97%
Number of daily rates quoted 4 6 15
Median daily rate £283 £200 £265
Median daily rate % change year-on-year +41.25% -24.52%  
90% offered a daily rate of more than £265 £200 £180
10% offered a daily rate of more than £300 £240 £575
UK excluding London median daily rate £385 £365 £338
% change year-on-year +5.47% +8.14%  
Number of hourly rates quoted 6 0 0
Median hourly rate £37.00 - -
UK excluding London median hourly rate £15.50 £16.50 £15.50
% change year-on-year -6.06% +6.45%  

Linux
Job Vacancy Trend in Brentwood

The job posting trend of jobs advertised in Brentwood citing Linux as a proportion of all contract or permanent IT jobs with a match in the Operating Systems category.

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 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

For the 6 months to 30 March 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 4 (80.00%) Finance
2 3 (60.00%) Agile Software Development
2 3 (60.00%) AccuRev
2 3 (60.00%) Java
2 3 (60.00%) J2EE
2 3 (60.00%) SQL Server
2 3 (60.00%) WebLogic
2 3 (60.00%) SOAP
2 3 (60.00%) Web Services
2 3 (60.00%) ITIL
2 3 (60.00%) JMS
2 3 (60.00%) IBM
2 3 (60.00%) JAX-WS
2 3 (60.00%) JPA
3 2 (40.00%) Degree
4 1 (20.00%) Computer Science
4 1 (20.00%) VMware Infrastructure
4 1 (20.00%) Wi-Fi
4 1 (20.00%) Wireless
4 1 (20.00%) MATLAB
4 1 (20.00%) C
4 1 (20.00%) C++
4 1 (20.00%) Unix
4 1 (20.00%) Windows
4 1 (20.00%) Digital Forensics
4 1 (20.00%) Vulnerability Management
4 1 (20.00%) Cybersecurity
4 1 (20.00%) Network Packet Analysis
4 1 (20.00%) Prototyping
4 1 (20.00%) Forensic Analysis

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 3 (60.00%) WebLogic
Communications & Networking
1 1 (20.00%) Wi-Fi
1 1 (20.00%) Wireless
Database & Business Intelligence
1 3 (60.00%) SQL Server
Development Applications
1 3 (60.00%) AccuRev
General
1 4 (80.00%) Finance
2 1 (20.00%) Marketing
Job Titles
1 3 (60.00%) Developer
1 3 (60.00%) Java Developer
2 1 (20.00%) Analyst
2 1 (20.00%) Cybersecurity Analyst
2 1 (20.00%) Design Engineer
2 1 (20.00%) RF Design Engineer
2 1 (20.00%) RF Engineer
2 1 (20.00%) Security Analyst
Libraries, Frameworks & Software Standards
1 3 (60.00%) J2EE
1 3 (60.00%) JAX-WS
1 3 (60.00%) JMS
1 3 (60.00%) JPA
1 3 (60.00%) SOAP
1 3 (60.00%) Web Services
Miscellaneous
1 1 (20.00%) Computer Science
Operating Systems
1 1 (20.00%) Unix
1 1 (20.00%) Windows
Processes & Methodologies
1 3 (60.00%) Agile Software Development
1 3 (60.00%) ITIL
2 1 (20.00%) Cybersecurity
2 1 (20.00%) Digital Forensics
2 1 (20.00%) Ethical Hacking
2 1 (20.00%) Forensic Analysis
2 1 (20.00%) Incident Management
2 1 (20.00%) Network Packet Analysis
2 1 (20.00%) Prototyping
2 1 (20.00%) Vulnerability Management
Programming Languages
1 3 (60.00%) Java
2 1 (20.00%) C
2 1 (20.00%) C++
2 1 (20.00%) MATLAB
Qualifications
1 2 (40.00%) Degree
System Software
1 1 (20.00%) VMware ESX
1 1 (20.00%) VMware Infrastructure
Vendors
1 3 (60.00%) IBM
2 1 (20.00%) VMware