The following table provides summary statistics for contract job vacancies advertised in the City of London with a requirement for GlassFish skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited GlassFish over the 3 months to 25 June 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.

Oracle GlassFish
London / City of London
3 months to
25 Jun 2017
Same period 2016 Same period 2015
Rank 162 - 201
Rank change year-on-year - 0  
Contract jobs citing GlassFish 1 0 1
As % of all contract IT jobs advertised in the City of London 0.031% - 0.017%
As % of the Application Platforms category 0.20% - 0.10%
Number of daily rates quoted 0 0 0
Median daily rate - - -
UK excluding London median daily rate £350 £525 £375
% change year-on-year -33.33% +40.00%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - £44.75 -

GlassFish is in the application platform skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in the City of London with a requirement for application platform skills.

Contract Application Platform Skills
City of London
Contract job vacancies with a requirement for application platform skills 506 551 998
As % of all contract IT job vacancies advertised in the City of London 15.45% 16.58% 17.14%
Number of daily rates quoted 370 427 746
Median daily rate £493 £450 £400
Median daily rate % change year-on-year +9.44% +12.50%  
90% offered a daily rate of more than £248 £300 £263
10% offered a daily rate of more than £650 £600 £575
UK excluding London median daily rate £400 £390 £350
% change year-on-year +2.56% +11.42%  
Number of hourly rates quoted 3 10 25
Median hourly rate £30.00 £17.50 £17.00
Median hourly rate % change year-on-year +71.42% +2.94%  
90% offered a hourly rate of more than £14.75 £12.50 £11.00
10% offered a hourly rate of more than £122.50 £22.00 £34.90
UK excluding London median hourly rate £25.00 £25.00 £21.00
% change year-on-year - +19.04%  

GlassFish
Job Vacancy Trend in the City of London

The job posting trend of jobs advertised in the City of London citing GlassFish as a proportion of all contract or permanent IT jobs with a match in the Application Platforms category.

Job vacancy trend for GlassFish in the City of London

GlassFish
Contractor Daily Rate Trend in the City of London

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing GlassFish in the City of London.

Contractor daily rate trend for GlassFish in the City of London

For the 6 months to 25 June 2017, IT contractor jobs citing GlassFish 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 City of London region with a requirement for GlassFish.

1 2 (100.00%) J2EE
1 2 (100.00%) JBoss
1 2 (100.00%) Tomcat
1 2 (100.00%) Agile Software Development
1 2 (100.00%) TDD
1 2 (100.00%) Spring
1 2 (100.00%) Java
1 2 (100.00%) Scrum
1 2 (100.00%) REST
2 1 (50.00%) ATDD
2 1 (50.00%) Responsive Web Design
2 1 (50.00%) LESS
2 1 (50.00%) Jenkins
2 1 (50.00%) Twitter Bootstrap
2 1 (50.00%) JIRA Agile
2 1 (50.00%) Front End Development
2 1 (50.00%) JavaScript
2 1 (50.00%) PHP
2 1 (50.00%) MVC
2 1 (50.00%) Advertising
2 1 (50.00%) Validation
2 1 (50.00%) Hibernate
2 1 (50.00%) HTML
2 1 (50.00%) Maven
2 1 (50.00%) Ajax
2 1 (50.00%) WebSphere
2 1 (50.00%) Web Development
2 1 (50.00%) JSTL
2 1 (50.00%) JIRA
2 1 (50.00%) Spring MVC

GlassFish
Co-occurring IT Skills in the City of London 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 2 (100.00%) JBoss
1 2 (100.00%) Tomcat
2 1 (50.00%) Apache
2 1 (50.00%) Confluence
2 1 (50.00%) WebLogic
2 1 (50.00%) WebSphere
Communications & Networking
1 1 (50.00%) HTTP
Development Applications
1 1 (50.00%) IntelliJ
1 1 (50.00%) Jenkins
1 1 (50.00%) JIRA
1 1 (50.00%) JIRA Agile
1 1 (50.00%) jMock
1 1 (50.00%) JUnit
1 1 (50.00%) Maven
1 1 (50.00%) Mockito
General
1 1 (50.00%) Advertising
Job Titles
1 2 (100.00%) Developer
2 1 (50.00%) Front End Developer (Client-Side Developer)
2 1 (50.00%) Front End Java Developer (Client-Side Java Developer)
2 1 (50.00%) Hybris Developer
2 1 (50.00%) Java Developer
Libraries, Frameworks & Software Standards
1 2 (100.00%) J2EE
1 2 (100.00%) REST
1 2 (100.00%) Spring
2 1 (50.00%) Ajax
2 1 (50.00%) CSS
2 1 (50.00%) Hibernate
2 1 (50.00%) HTML
2 1 (50.00%) HTML5
2 1 (50.00%) jQuery
2 1 (50.00%) JSTL
2 1 (50.00%) LESS
2 1 (50.00%) SOAP
2 1 (50.00%) Spring MVC
2 1 (50.00%) Struts
2 1 (50.00%) Twitter Bootstrap
2 1 (50.00%) Web Services
Processes & Methodologies
1 2 (100.00%) Agile Software Development
1 2 (100.00%) Scrum
1 2 (100.00%) TDD
2 1 (50.00%) ATDD
2 1 (50.00%) BDD
2 1 (50.00%) E-Commerce
2 1 (50.00%) Front End Development
2 1 (50.00%) MVC
2 1 (50.00%) OO
2 1 (50.00%) Open Source
2 1 (50.00%) RAD
2 1 (50.00%) Responsive Web Design
2 1 (50.00%) RUP
2 1 (50.00%) UML
2 1 (50.00%) Validation
2 1 (50.00%) Web Development
Programming Languages
1 2 (100.00%) Java
2 1 (50.00%) JavaScript
2 1 (50.00%) PHP
Vendors
1 1 (50.00%) hybris