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

3 months to
25 Mar 2017
Same period 2016 Same period 2015
Java Architecture for XML Binding (JAXB)
London / City of London
Rank 147 152 191
Rank change year-on-year +5 +39  
Contract jobs citing JAXB 8 7 4
As % of all contract IT jobs advertised in the City of London 0.26% 0.21% 0.079%
As % of the Libraries, Frameworks & Software Standards category 0.75% 0.64% 0.26%
Number of daily rates quoted 7 7 3
Median daily rate £625 £550 £405
Median daily rate % change year-on-year +13.63% +35.80%  
UK excluding London median daily rate £450 £435 £425
% change year-on-year +3.44% +2.35%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - - -

JAXB is in the industry standards, technical specifications and software library and framework 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 industry standards, technical specifications and software library and framework skills.

Contract Software Library & Framework Skills
City of London
Contract job vacancies with a requirement for industry standards, technical specifications and software library and framework skills 1060 1091 1521
As % of all contract IT job vacancies advertised in the City of London 34.98% 32.80% 30.03%
Number of daily rates quoted 878 918 1214
Median daily rate £475 £463 £425
Median daily rate % change year-on-year +2.70% +8.82%  
90% offered a daily rate of more than £338 £325 £315
10% offered a daily rate of more than £625 £600 £585
UK excluding London median daily rate £375 £363 £350
% change year-on-year +3.44% +3.57%  
Number of hourly rates quoted 2 5 7
Median hourly rate £35.00 £55.00 £27.37
Median hourly rate % change year-on-year -36.36% +100.94%  
UK excluding London median hourly rate £40.00 £38.00 £36.00
% change year-on-year +5.26% +5.55%  

JAXB
Job Vacancy Trend in the City of London

The job posting trend of jobs advertised in the City of London citing JAXB as a proportion of all contract or permanent IT jobs with a match in the Libraries, Frameworks & Software Standards category.

Job vacancy trend for JAXB in the City of London

JAXB
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 JAXB in the City of London.

Contractor daily rate trend for JAXB in the City of London

JAXB
Contractor Daily Rate Histogram in the City of London

The daily rate distribution of IT jobs citing JAXB in the City of London over the 3 months to 25 March 2017.

Contractor daily rate histogram for JAXB in the City of London

JAXB
Top 30 Related IT Skills in the City of London

For the 6 months to 25 March 2017, IT contractor jobs citing JAXB 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 JAXB.

1 11 (100.00%) Java
1 11 (100.00%) Hibernate
2 10 (90.91%) Agile Software Development
2 10 (90.91%) Finance
2 10 (90.91%) Spring
2 10 (90.91%) Maven
2 10 (90.91%) Java EE
2 10 (90.91%) JSON
2 10 (90.91%) SQL
2 10 (90.91%) XML
3 9 (81.82%) CSS
3 9 (81.82%) JSP
3 9 (81.82%) Oracle
3 9 (81.82%) HTML
4 8 (72.73%) UML
4 8 (72.73%) JavaScript
4 8 (72.73%) Banking
4 8 (72.73%) JPA
5 7 (63.64%) Bash Shell
5 7 (63.64%) Mockito
5 7 (63.64%) Cucumber
5 7 (63.64%) BDD
5 7 (63.64%) Jenkins
5 7 (63.64%) Unit Testing
5 7 (63.64%) TDD
5 7 (63.64%) PL/SQL
5 7 (63.64%) JUnit
5 7 (63.64%) SOAP
5 7 (63.64%) OO
5 7 (63.64%) Linux

JAXB
Top Related 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 6 (54.55%) Mule
1 6 (54.55%) Tomcat
1 6 (54.55%) WebLogic
2 4 (36.36%) JBoss
Applications
1 2 (18.18%) MS Excel
Database & Business Intelligence
1 2 (18.18%) MySQL
1 2 (18.18%) RDBMS
1 2 (18.18%) Relational Database
2 1 (9.09%) SQL Navigator
Development Applications
1 10 (90.91%) Maven
2 7 (63.64%) Cucumber
2 7 (63.64%) Jenkins
2 7 (63.64%) JUnit
2 7 (63.64%) Mockito
3 6 (54.55%) EasyMock
3 6 (54.55%) JIRA
3 6 (54.55%) Selenium
4 3 (27.27%) Subversion
5 2 (18.18%) Ant
5 2 (18.18%) Git (software)
5 2 (18.18%) NetBeans
6 1 (9.09%) Atlassian Bamboo
6 1 (9.09%) Eclipse
6 1 (9.09%) jMock
6 1 (9.09%) SoapUI
6 1 (9.09%) TortoiseSVN
General
1 10 (90.91%) Finance
2 8 (72.73%) Banking
3 6 (54.55%) Investment Banking
4 1 (9.09%) Back Office
Job Titles
1 11 (100.00%) Developer
1 11 (100.00%) Java Developer
2 7 (63.64%) Senior Developer
2 7 (63.64%) Senior Java Developer
3 1 (9.09%) Angular Developer
Libraries, Frameworks & Software Standards
1 11 (100.00%) Hibernate
2 10 (90.91%) Java EE
2 10 (90.91%) JSON
2 10 (90.91%) Spring
2 10 (90.91%) XML
3 9 (81.82%) CSS
3 9 (81.82%) HTML
3 9 (81.82%) JSP
4 8 (72.73%) JPA
5 7 (63.64%) JMS
5 7 (63.64%) SOAP
6 6 (54.55%) ActiveMQ
6 6 (54.55%) Apache Camel
6 6 (54.55%) J2EE
6 6 (54.55%) REST
6 6 (54.55%) Spring Boot
6 6 (54.55%) WebSphere MQ
7 4 (36.36%) Web Services
8 3 (27.27%) Ajax
8 3 (27.27%) XSLT
Miscellaneous
1 6 (54.55%) Data Structures
1 6 (54.55%) Foreign Exchange (FX)
2 2 (18.18%) Analytical Skills
2 2 (18.18%) Enterprise Software
Operating Systems
1 7 (63.64%) Linux
2 6 (54.55%) Unix
3 1 (9.09%) Windows
3 1 (9.09%) Windows Server
Processes & Methodologies
1 10 (90.91%) Agile Software Development
2 8 (72.73%) UML
3 7 (63.64%) BDD
3 7 (63.64%) OO
3 7 (63.64%) TDD
3 7 (63.64%) Unit Testing
4 6 (54.55%) Concurrent Programming
4 6 (54.55%) Microservices
4 6 (54.55%) Multithreading
5 4 (36.36%) MVC
6 2 (18.18%) Change Management
6 2 (18.18%) Continuous Improvement
6 2 (18.18%) Risk Management
6 2 (18.18%) SDLC
6 2 (18.18%) Waterfall
7 1 (9.09%) Continuous Integration
7 1 (9.09%) Functional Programming
7 1 (9.09%) Regulatory Compliance
7 1 (9.09%) Scrum
7 1 (9.09%) Test Scripting
Programming Languages
1 11 (100.00%) Java
2 10 (90.91%) SQL
3 8 (72.73%) JavaScript
4 7 (63.64%) Bash Shell
4 7 (63.64%) PL/SQL
5 6 (54.55%) Shell Script
Systems Management
1 1 (9.09%) Control-M
Vendors
1 9 (81.82%) Oracle
2 2 (18.18%) Sybase
3 1 (9.09%) Actimize
3 1 (9.09%) Red Hat