The first table below looks at the demand for JPA skills in IT contracts advertised for the City of London region. Included is a guide to the average contractor rates offered in IT contracts that have cited JPA over the 3 months to 24 May 2013 with a comparison to the same period in the previous 2 years. The second table is for comparison and provides aggregates for all of the Application Development category for the City of London region.

Note that daily contractor rates and hourly contractor rates are treated separately. When calculating average contractor rates, daily rates are not derived from quoted hourly rates or vice versa.

Location
3 months to
24 May 2013
Same period 2012 Same period 2011
Java Persistence API (JPA)
Rank 191 208 239
Rank change year-on-year
+17 +31
Contract jobs citing JPA 12 10 6
As % of all contract IT jobs located in the City of London 0.188% 0.127% 0.061%
As % of the Application Development category 0.659% 0.496% 0.219%
Number of daily rates quoted 10 4 6
Average daily rate £464 £438 £413
Average daily rate % change year-on-year
+6.00% +6.06%
90% offered a daily rate of more than £413 £358 £375
10% offered a daily rate of more than £550 £535 £494
UK excluding London average daily rate £350 £340 £385
% change year-on-year
+2.94% -11.68%
Number of hourly rates quoted 0 2 0
Average hourly rate - £32.25 -
UK excluding London average hourly rate £45.00 £32.50 £42.00
% change year-on-year
+38.46% -22.61%
All Application Development
City of London
Contract IT job ads with a match in the
Application Development category
1821 2016 2741
As % of all contract IT jobs located in the City of London 28.55% 25.63% 27.98%
Number of daily rates quoted 1439 1499 2137
Average daily rate £405 £425 £500
Average daily rate % change year-on-year
-4.70% -15.00%
90% offered a daily rate of more than £300 £288 £313
10% offered a daily rate of more than £575 £600 £650
UK excluding London average daily rate £325 £325 £325
Number of hourly rates quoted 25 28 22
Average hourly rate £41.50 £25.00 £43.50
Average hourly rate % change year-on-year
+66.00% -42.52%
90% offered a hourly rate of more than £32.58 £15.00 £16.00
10% offered a hourly rate of more than £75.00 £45.00 £119.00
UK excluding London average hourly rate £35.00 £32.00 £36.50
% change year-on-year
+9.37% -12.32%
JPA
London

JPA
Jobs Demand Trend

This chart provides a 3-month moving total of IT contractor jobs citing JPA across the City of London region as a proportion of the total demand within the Application Development category.

City of London JPA Jobs Demand Trend

JPA
Daily Rate Trend

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

City of London JPA Daily Rate Trend

JPA
Daily Rate Histogram

This chart provides a histogram of daily rates quoted in contract IT jobs citing JPA across the City of London region over the 3 months to 24 May 2013.

City of London JPA Daily Rate Histogram

JPA
Top 30 Related IT Skills

For the 6 months to 24 May 2013, IT contractor jobs across the City of London region citing JPA also mentioned the following IT skills in order of popularity. The figures indicate the number of jobs and their proportion against the total number of contract IT job ads sampled that cited JPA.

1 17 (100.00%) Java
2 13 (76.47%) Hibernate
3 10 (58.82%) SQL
4 9 (52.94%) WebLogic
5 8 (47.06%) JUnit
5 8 (47.06%) J2EE
5 8 (47.06%) Spring
5 8 (47.06%) Java EE
6 7 (41.18%) Investment Banking
6 7 (41.18%) Banking
6 7 (41.18%) Finance
6 7 (41.18%) JMS
6 7 (41.18%) JavaScript
7 6 (35.29%) HTML
7 6 (35.29%) JBoss
7 6 (35.29%) Maven
8 5 (29.41%) Subversion
8 5 (29.41%) UML
8 5 (29.41%) EJB
8 5 (29.41%) CSS
8 5 (29.41%) JSP
8 5 (29.41%) Oracle
8 5 (29.41%) JIRA
8 5 (29.41%) EJB 3.0
8 5 (29.41%) Confluence
9 4 (23.53%) jQuery
9 4 (23.53%) Continuous Integration
9 4 (23.53%) Multithreading
9 4 (23.53%) Sybase
9 4 (23.53%) PL/SQL

JPA
Top Related IT Skills by Category

For the 6 months to 24 May 2013, IT contractor jobs across the City of London region citing JPA also mentioned the following IT skills grouped by category. The figures indicate the number of jobs and their proportion against the total number of contract IT job ads sampled that cited JPA. Up to 20 skills are shown per category.

Application Development
1 13 (76.47%) Hibernate
2 8 (47.06%) J2EE
2 8 (47.06%) Spring
2 8 (47.06%) Java EE
3 7 (41.18%) JMS
4 6 (35.29%) HTML
5 5 (29.41%) EJB
5 5 (29.41%) CSS
5 5 (29.41%) JSP
5 5 (29.41%) EJB 3.0
6 4 (23.53%) jQuery
6 4 (23.53%) XML
6 4 (23.53%) Swing
6 4 (23.53%) JDO
7 3 (17.65%) JAXB
7 3 (17.65%) XSLT
7 3 (17.65%) Servlets
7 3 (17.65%) Web Services
8 2 (11.76%) XSD
8 2 (11.76%) Ajax
Application Platforms
1 9 (52.94%) WebLogic
2 5 (29.41%) Confluence
3 1 (5.882%) Adobe CQ
3 1 (5.882%) Drupal
3 1 (5.882%) Joomla!
3 1 (5.882%) CMS
3 1 (5.882%) Tomcat
Database & Business Intelligence
1 1 (5.882%) Oracle 8/8i
1 1 (5.882%) Oracle Reports
1 1 (5.882%) Crystal Reports
1 1 (5.882%) DB2
1 1 (5.882%) MySQL
Development Applications
1 8 (47.06%) JUnit
2 6 (35.29%) Maven
3 5 (29.41%) Subversion
3 5 (29.41%) JIRA
4 2 (11.76%) Eclipse
5 1 (5.882%) Mockito
5 1 (5.882%) jMock
5 1 (5.882%) TeamCity
5 1 (5.882%) EasyMock
General
1 7 (41.18%) Investment Banking
1 7 (41.18%) Banking
1 7 (41.18%) Finance
2 1 (5.882%) Financial Institution
2 1 (5.882%) Back Office
2 1 (5.882%) Advertising
Job Titles
1 16 (94.12%) Developer
1 16 (94.12%) Java Developer
2 3 (17.65%) Senior Developer
2 3 (17.65%) Senior Java Developer
3 1 (5.882%) Java Swing Developer
3 1 (5.882%) Senior Architect
3 1 (5.882%) Technical Developer
3 1 (5.882%) Oracle Developer
3 1 (5.882%) Senior Technical Architect
3 1 (5.882%) Senior Oracle Developer
3 1 (5.882%) Architect
3 1 (5.882%) Technical Architect
Miscellaneous
1 3 (17.65%) Foreign Exchange (FX)
2 1 (5.882%) Kindle
2 1 (5.882%) Open Source
2 1 (5.882%) Fixed Income
Operating Systems
1 4 (23.53%) UNIX
2 1 (5.882%) Linux
Processes & Methodologies
1 5 (29.41%) UML
2 4 (23.53%) Continuous Integration
2 4 (23.53%) Multithreading
2 4 (23.53%) Scrum
3 3 (17.65%) E-Commerce
3 3 (17.65%) Agile Software Development
4 2 (11.76%) TDD
4 2 (11.76%) Asset Management
4 2 (11.76%) Fund Management
5 1 (5.882%) BDD
5 1 (5.882%) Web Application Development
5 1 (5.882%) Unit Testing
5 1 (5.882%) Electronic Trading
5 1 (5.882%) Kanban
5 1 (5.882%) AOP
5 1 (5.882%) SOA
Programming Languages
1 17 (100.00%) Java
2 10 (58.82%) SQL
3 7 (41.18%) JavaScript
4 4 (23.53%) PL/SQL
4 4 (23.53%) T-SQL
4 4 (23.53%) Shell Script
5 1 (5.882%) Korn
Qualifications
1 1 (5.882%) SC Cleared
1 1 (5.882%) Security Cleared
Quality Assurance & Compliance
1 1 (5.882%) ISO 9001
Vendors
1 6 (35.29%) JBoss
2 5 (29.41%) Oracle
3 4 (23.53%) Sybase
4 1 (5.882%) Adobe