The following table provides summary statistics for contract job vacancies advertised in 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 27 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.

Oracle GlassFish
England / London
3 months to
27 Mar 2017
Same period 2016 Same period 2015
Rank 383 417 399
Rank change year-on-year +34 -18  
Contract jobs citing GlassFish 15 14 16
As % of all contract IT jobs advertised in London 0.077% 0.063% 0.074%
As % of the Application Platforms category 0.41% 0.37% 0.42%
Number of daily rates quoted 12 13 11
Median daily rate £450 £475 £450
Median daily rate % change year-on-year -5.26% +5.55%  
90% offered a daily rate of more than £404 £405 £375
10% offered a daily rate of more than £463 £525 £475
UK excluding London median daily rate £415 £450 £425
% change year-on-year -7.77% +5.88%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - - -

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 London with a requirement for application platform skills.

Contract Application Platform Skills
London
Contract job vacancies with a requirement for application platform skills 3690 3743 3796
As % of all contract IT job vacancies advertised in London 19.06% 16.90% 17.64%
Number of daily rates quoted 2564 2575 2502
Median daily rate £475 £450 £415
Median daily rate % change year-on-year +5.55% +8.43%  
90% offered a daily rate of more than £315 £295 £254
10% offered a daily rate of more than £625 £600 £550
UK excluding London median daily rate £400 £388 £375
% change year-on-year +3.22% +3.33%  
Number of hourly rates quoted 37 53 100
Median hourly rate £22.34 £24.00 £20.16
Median hourly rate % change year-on-year -6.93% +19.07%  
90% offered a hourly rate of more than £16.21 £11.50 £12.50
10% offered a hourly rate of more than £88.00 £50.50 £40.00
UK excluding London median hourly rate £17.00 £18.00 £16.50
% change year-on-year -5.55% +9.09%  

GlassFish
Job Vacancy Trend in London

The job posting trend of jobs advertised in 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 London

GlassFish
Contractor Daily Rate Trend in London

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

Contractor daily rate trend for GlassFish in London

GlassFish
Contractor Daily Rate Histogram in London

The daily rate distribution of IT jobs citing GlassFish in London over the 3 months to 27 March 2017.

Contractor daily rate histogram for GlassFish in London

GlassFish
Contract Job Locations in London

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing GlassFish within the London region over the 3 months to 27 March 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Last 3 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
City of London - 1 £375 - 1
GlassFish
England

GlassFish
Top 30 Co-occurring IT Skills in London

For the 6 months to 27 March 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 London region with a requirement for GlassFish.

1 19 (90.48%) Java
2 18 (85.71%) Agile Software Development
2 18 (85.71%) Spring
3 17 (80.95%) TDD
3 17 (80.95%) J2EE
3 17 (80.95%) REST
4 16 (76.19%) Scrum
5 14 (66.67%) SOAP
5 14 (66.67%) OO
5 14 (66.67%) JBoss
6 13 (61.90%) Tomcat
6 13 (61.90%) WebLogic
6 13 (61.90%) Open Source
6 13 (61.90%) WebSphere
7 12 (57.14%) Degree
7 12 (57.14%) Computer Science
7 12 (57.14%) Struts
7 12 (57.14%) Web Services
7 12 (57.14%) UML
8 11 (52.38%) Validation
8 11 (52.38%) RUP
8 11 (52.38%) RAD
8 11 (52.38%) Mathematics
8 11 (52.38%) JSTL
9 9 (42.86%) hybris
9 9 (42.86%) E-Commerce
10 8 (38.10%) Customer Requirements
10 8 (38.10%) Waterfall
10 8 (38.10%) Test Scripting
11 7 (33.33%) Hibernate

GlassFish
Co-occurring IT Skills in 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 14 (66.67%) JBoss
2 13 (61.90%) Tomcat
2 13 (61.90%) WebLogic
2 13 (61.90%) WebSphere
3 5 (23.81%) Jetty
4 2 (9.52%) Apache
5 1 (4.76%) CloudStack
5 1 (4.76%) Confluence
5 1 (4.76%) Oracle SOA Suite
5 1 (4.76%) WebLogic Integration
5 1 (4.76%) WebLogic Portal
5 1 (4.76%) WebSphere Application Server
5 1 (4.76%) WebSphere Process Server
Business Applications
1 1 (4.76%) Oracle BPM
Communications & Networking
1 1 (4.76%) HTTP
Database & Business Intelligence
1 5 (23.81%) Relational Database
2 2 (9.52%) Apache Cassandra
2 2 (9.52%) MongoDB
2 2 (9.52%) MySQL
2 2 (9.52%) NoSQL
3 1 (4.76%) DB2
3 1 (4.76%) Oracle Database
3 1 (4.76%) RDBMS
Development Applications
1 6 (28.57%) Jenkins
1 6 (28.57%) Maven
2 3 (14.29%) Ant
2 3 (14.29%) Git (software)
2 3 (14.29%) Hudson
3 2 (9.52%) Cucumber
3 2 (9.52%) GoCD
3 2 (9.52%) Subversion
4 1 (4.76%) Eclipse
4 1 (4.76%) Eclipse RCP
4 1 (4.76%) IntelliJ
4 1 (4.76%) JIRA
4 1 (4.76%) JIRA Agile
4 1 (4.76%) jMock
4 1 (4.76%) JUnit
4 1 (4.76%) Mockito
General
1 5 (23.81%) Finance
2 4 (19.05%) Games
3 1 (4.76%) Advertising
3 1 (4.76%) Prime Brokerage
Job Titles
1 18 (85.71%) Developer
2 12 (57.14%) Java Developer
3 9 (42.86%) Hybris Developer
4 5 (23.81%) Developer/Software Engineer
4 5 (23.81%) Programmer
4 5 (23.81%) Software Engineer
4 5 (23.81%) Software Programmer
5 3 (14.29%) Senior Developer
5 3 (14.29%) Senior Java Developer
6 1 (4.76%) Cloud Consultant
6 1 (4.76%) Consultant
6 1 (4.76%) DV Cleared Java Developer
6 1 (4.76%) E-Commerce Developer
6 1 (4.76%) Front End Developer (Client-Side Developer)
6 1 (4.76%) Front End Java Developer (Client-Side Java Developer)
6 1 (4.76%) J2EE Developer
6 1 (4.76%) Java E-Commerce Developer
6 1 (4.76%) Java Engineer
6 1 (4.76%) Java/J2EE Developer
6 1 (4.76%) Senior Java Engineer
Libraries, Frameworks & Software Standards
1 18 (85.71%) Spring
2 17 (80.95%) J2EE
2 17 (80.95%) REST
3 14 (66.67%) SOAP
4 12 (57.14%) Struts
4 12 (57.14%) Web Services
5 11 (52.38%) JSTL
6 7 (33.33%) Hibernate
7 4 (19.05%) JPA
7 4 (19.05%) jQuery
8 3 (14.29%) HTML
8 3 (14.29%) Java EE
8 3 (14.29%) Twitter Bootstrap
9 2 (9.52%) AngularJS
9 2 (9.52%) CSS
9 2 (9.52%) EJB
9 2 (9.52%) HATEOAS
9 2 (9.52%) Middleware
9 2 (9.52%) RESTful
9 2 (9.52%) XML
Miscellaneous
1 12 (57.14%) Computer Science
2 2 (9.52%) User Experience
3 1 (4.76%) Clustering
3 1 (4.76%) DataPower
3 1 (4.76%) Derivative
3 1 (4.76%) Mobile App
Operating Systems
1 3 (14.29%) Linux
Processes & Methodologies
1 18 (85.71%) Agile Software Development
2 17 (80.95%) TDD
3 16 (76.19%) Scrum
4 14 (66.67%) OO
5 13 (61.90%) Open Source
6 12 (57.14%) UML
7 11 (52.38%) Mathematics
7 11 (52.38%) RAD
7 11 (52.38%) RUP
7 11 (52.38%) Validation
8 9 (42.86%) E-Commerce
9 8 (38.10%) Customer Requirements
9 8 (38.10%) Test Scripting
9 8 (38.10%) Waterfall
10 6 (28.57%) BDD
10 6 (28.57%) Software Engineering
11 5 (23.81%) MVC
12 4 (19.05%) Continuous Delivery
12 4 (19.05%) Microservices
13 3 (14.29%) SOA
Programming Languages
1 19 (90.48%) Java
2 3 (14.29%) JavaScript
2 3 (14.29%) Python
3 1 (4.76%) Perl
3 1 (4.76%) PHP
3 1 (4.76%) PL/SQL
3 1 (4.76%) SQL
Qualifications
1 12 (57.14%) Degree
2 1 (4.76%) DV Cleared
2 1 (4.76%) Security Cleared
Quality Assurance & Compliance
1 2 (9.52%) QA
System Software
1 1 (4.76%) Virtual Machines
Vendors
1 9 (42.86%) hybris
2 4 (19.05%) Oracle
3 1 (4.76%) Google
3 1 (4.76%) IBM
3 1 (4.76%) Kony
3 1 (4.76%) Sybase
3 1 (4.76%) Yahoo!