The following table provides summary statistics for contract job vacancies advertised in London with a requirement for FindBugs skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited FindBugs 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.

FindBugs
England / London
3 months to
27 Jun 2017
Same period 2016 Same period 2015
Rank - 426 433
Contract jobs citing FindBugs 0 1 1
As % of all contract IT jobs advertised in London - 0.005% 0.004%
As % of the Development Applications category - 0.026% 0.031%
Number of daily rates quoted 0 1 1
Median daily rate - £300 £500
Median daily rate % change year-on-year - -40.00%  
UK excluding London median daily rate £458 £400 £406
% change year-on-year +14.37% -1.53%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - - -

FindBugs is in the development application 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 development application skills.

Contract Development Application Skills
London
Contract job vacancies with a requirement for development application skills 3910 3785 3275
As % of all contract IT job vacancies advertised in London 18.78% 17.38% 14.22%
Number of daily rates quoted 2860 2839 2362
Median daily rate £485 £450 £428
Median daily rate % change year-on-year +7.77% +5.26%  
90% offered a daily rate of more than £350 £338 £315
10% offered a daily rate of more than £600 £600 £575
UK excluding London median daily rate £413 £400 £363
% change year-on-year +3.12% +10.34%  
Number of hourly rates quoted 20 8 16
Median hourly rate £40.00 £43.63 £32.50
Median hourly rate % change year-on-year -8.30% +34.23%  
90% offered a hourly rate of more than £31.35 £31.00 £22.18
10% offered a hourly rate of more than £55.00 £90.08 £45.00
UK excluding London median hourly rate £43.25 £42.00 £37.04
% change year-on-year +2.97% +13.39%  

FindBugs
Job Vacancy Trend in London

The job posting trend of jobs advertised in London citing FindBugs as a proportion of all contract or permanent IT jobs with a match in the Development Applications category.

Job vacancy trend for FindBugs in London

FindBugs
Contractor Daily Rate Trend in London

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

Contractor daily rate trend for FindBugs in London

For the 6 months to 27 June 2017, IT contractor jobs citing FindBugs 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 FindBugs.

1 2 (100.00%) Java
1 2 (100.00%) JavaScript
1 2 (100.00%) MySQL
1 2 (100.00%) Oracle
1 2 (100.00%) DB2
1 2 (100.00%) JUnit
1 2 (100.00%) SOAP
1 2 (100.00%) XML
1 2 (100.00%) XSD
1 2 (100.00%) UML
1 2 (100.00%) JBoss
1 2 (100.00%) Apache
1 2 (100.00%) Tomcat
1 2 (100.00%) OOD
1 2 (100.00%) SOA
1 2 (100.00%) JAXB
1 2 (100.00%) Agile Software Development
1 2 (100.00%) Subversion
1 2 (100.00%) Spring
1 2 (100.00%) Checkstyle
1 2 (100.00%) WebSphere
1 2 (100.00%) JSON
1 2 (100.00%) Selenium
1 2 (100.00%) FitNesse
1 2 (100.00%) Atlassian Bamboo
1 2 (100.00%) Continuous Integration
1 2 (100.00%) JAX-WS
1 2 (100.00%) Git (software)
1 2 (100.00%) nginx
1 2 (100.00%) Mockito

FindBugs
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 2 (100.00%) Apache
1 2 (100.00%) Elasticsearch
1 2 (100.00%) JBoss
1 2 (100.00%) nginx
1 2 (100.00%) Oracle SOA Suite
1 2 (100.00%) Tomcat
1 2 (100.00%) WebSphere
Database & Business Intelligence
1 2 (100.00%) DB2
1 2 (100.00%) MongoDB
1 2 (100.00%) MySQL
Development Applications
1 2 (100.00%) Atlassian Bamboo
1 2 (100.00%) Bitbucket
1 2 (100.00%) Checkstyle
1 2 (100.00%) Cucumber
1 2 (100.00%) FitNesse
1 2 (100.00%) Git (software)
1 2 (100.00%) Jenkins
1 2 (100.00%) JUnit
1 2 (100.00%) Mockito
1 2 (100.00%) Selenium
1 2 (100.00%) SonarQube
1 2 (100.00%) Subversion
Job Titles
1 1 (50.00%) Consultant
1 1 (50.00%) Developer
1 1 (50.00%) Java Consultant
1 1 (50.00%) Java Developer
Libraries, Frameworks & Software Standards
1 2 (100.00%) AngularJS
1 2 (100.00%) Guava
1 2 (100.00%) HATEOAS
1 2 (100.00%) Hibernate
1 2 (100.00%) JAXB
1 2 (100.00%) JAX-RS
1 2 (100.00%) JAX-WS
1 2 (100.00%) JSON
1 2 (100.00%) Node.js
1 2 (100.00%) PowerMock
1 2 (100.00%) REST
1 2 (100.00%) SOAP
1 2 (100.00%) Spring
1 2 (100.00%) XML
1 2 (100.00%) XSD
Processes & Methodologies
1 2 (100.00%) Agile Software Development
1 2 (100.00%) Continuous Deployment
1 2 (100.00%) Continuous Integration
1 2 (100.00%) Microservices
1 2 (100.00%) OOD
1 2 (100.00%) Scrum
1 2 (100.00%) SOA
1 2 (100.00%) UML
Programming Languages
1 2 (100.00%) Java
1 2 (100.00%) JavaScript
Vendors
1 2 (100.00%) Oracle