The following table provides summary statistics for contract job vacancies advertised in Wimbledon with a requirement for Java skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Java over the 3 months to 27 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.

Java
London / Wimbledon
3 months to
27 Jun 2017
Same period 2016 Same period 2015
Rank 4 8 2
Rank change year-on-year +4 -6  
Contract jobs citing Java 3 1 4
As % of all contract IT jobs advertised in Wimbledon 30.00% 4.76% 36.36%
As % of the Programming Languages category 50.00% 10.00% 66.67%
Number of daily rates quoted 3 0 2
Median daily rate £315 - £356
90% offered a daily rate of more than £303 - £341
10% offered a daily rate of more than £503 - £371
UK excluding London median daily rate £425 £425 £400
% change year-on-year - +6.25%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £45.00 £36.00 £40.00
% change year-on-year +25.00% -10.00%  

Java is in the programming language skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Wimbledon with a requirement for programming language skills.

Contract Programming Language Skills
Wimbledon
Contract job vacancies with a requirement for programming language skills 6 10 6
As % of all contract IT job vacancies advertised in Wimbledon 60.00% 47.62% 54.55%
Number of daily rates quoted 5 9 4
Median daily rate £315 £425 £338
Median daily rate % change year-on-year -25.88% +25.92%  
90% offered a daily rate of more than £300 £390 £325
10% offered a daily rate of more than £478 £448 £375
UK excluding London median daily rate £400 £375 £350
% change year-on-year +6.66% +7.14%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £42.50 £37.50 £37.00
% change year-on-year +13.33% +1.35%  

Java
Job Vacancy Trend in Wimbledon

The job posting trend of jobs advertised in Wimbledon citing Java as a proportion of all contract or permanent IT jobs with a match in the Programming Languages category.

Job vacancy trend for Java in Wimbledon

Java
Contractor Daily Rate Trend in Wimbledon

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

Contractor daily rate trend for Java in Wimbledon

Java
Contractor Daily Rate Histogram in Wimbledon

The daily rate distribution of IT jobs citing Java in Wimbledon over the 3 months to 27 June 2017.

Contractor daily rate histogram for Java in Wimbledon

For the 6 months to 27 June 2017, IT contractor jobs citing Java 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 Wimbledon region with a requirement for Java.

1 7 (77.78%) Spring
2 6 (66.67%) JavaScript
2 6 (66.67%) Oracle
2 6 (66.67%) CSS
3 5 (55.56%) SQL
4 4 (44.44%) Struts
4 4 (44.44%) VSS/SourceSafe
4 4 (44.44%) PL/SQL
4 4 (44.44%) Hibernate
4 4 (44.44%) Agile Software Development
4 4 (44.44%) Ajax
4 4 (44.44%) Analytical Skills
4 4 (44.44%) Stakeholder Engagement
5 3 (33.33%) BDD
5 3 (33.33%) MongoDB
5 3 (33.33%) Git (software)
5 3 (33.33%) TDD
5 3 (33.33%) Finance
6 2 (22.22%) Back Office
6 2 (22.22%) Banking
6 2 (22.22%) Cryptography
6 2 (22.22%) WebSphere
6 2 (22.22%) HTML
6 2 (22.22%) WebSphere MQ
6 2 (22.22%) Maven
6 2 (22.22%) Enterprise Software
6 2 (22.22%) Akka
7 1 (11.11%) DevOps
7 1 (11.11%) Software Engineering
7 1 (11.11%) Algorithms

Java
Co-occurring IT Skills in Wimbledon 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 (22.22%) WebSphere
2 1 (11.11%) Oracle SOA Suite
Cloud Services
1 1 (11.11%) IaaS
1 1 (11.11%) PaaS
1 1 (11.11%) SaaS
Database & Business Intelligence
1 3 (33.33%) MongoDB
Development Applications
1 4 (44.44%) VSS/SourceSafe
2 3 (33.33%) Git (software)
3 2 (22.22%) Maven
4 1 (11.11%) Mocha
4 1 (11.11%) Protractor
4 1 (11.11%) Selenium
General
1 3 (33.33%) Finance
2 2 (22.22%) Back Office
2 2 (22.22%) Banking
Job Titles
1 7 (77.78%) Developer
2 6 (66.67%) Java Developer
3 4 (44.44%) Java Software Developer
3 4 (44.44%) Software Developer
4 2 (22.22%) Senior Developer
4 2 (22.22%) Senior Java Developer
5 1 (11.11%) Author
5 1 (11.11%) Development Manager
5 1 (11.11%) Front End Developer (Client-Side Developer)
5 1 (11.11%) Full Stack Developer
5 1 (11.11%) Software Development Manager
5 1 (11.11%) Software Manager
5 1 (11.11%) Technical Author
Libraries, Frameworks & Software Standards
1 7 (77.78%) Spring
2 6 (66.67%) CSS
3 4 (44.44%) Ajax
3 4 (44.44%) Hibernate
3 4 (44.44%) Struts
4 2 (22.22%) Akka
4 2 (22.22%) HTML
4 2 (22.22%) WebSphere MQ
5 1 (11.11%) HTML5
5 1 (11.11%) JSP
5 1 (11.11%) Meteor
5 1 (11.11%) Node.js
5 1 (11.11%) RESTful
5 1 (11.11%) Web Services
Miscellaneous
1 4 (44.44%) Analytical Skills
2 2 (22.22%) Enterprise Software
3 1 (11.11%) Algorithms
Processes & Methodologies
1 4 (44.44%) Agile Software Development
1 4 (44.44%) Stakeholder Engagement
2 3 (33.33%) BDD
2 3 (33.33%) TDD
3 2 (22.22%) Cryptography
4 1 (11.11%) Adaptive Web Design
4 1 (11.11%) DevOps
4 1 (11.11%) Front End Development
4 1 (11.11%) Risk Management
4 1 (11.11%) Scrum
4 1 (11.11%) SOA
4 1 (11.11%) Software Engineering
4 1 (11.11%) Unit Testing
Programming Languages
1 6 (66.67%) JavaScript
2 5 (55.56%) SQL
3 4 (44.44%) PL/SQL
4 1 (11.11%) PHP
Vendors
1 6 (66.67%) Oracle