Period
to 23 November 2017

The following table provides summary statistics for contract job vacancies advertised in Essex with a requirement for JPA skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited JPA over the 6 months to 23 November 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 Persistence API (JPA)
6 months to
23 Nov 2017
Same period 2016 Same period 2015
Rank 76 75 84
Rank change year-on-year -1 +9 -36
Contract jobs citing JPA 20 5 3
As % of all contract IT jobs advertised in Essex 2.51% 0.57% 0.25%
As % of the Libraries, Frameworks & Software Standards category 5.60% 2.76% 0.98%
Number of daily rates quoted 16 1 3
Essex median daily rate £424 £375 £475
Median daily rate % change year-on-year +13.00% -21.05% +5.56%
10th Percentile £310 £363 £343
90th Percentile £513 £388 £488
East of England median daily rate £449 £418 £350
% change year-on-year +7.49% +19.29% -22.22%
Number of hourly rates quoted 3 4 0
Essex median hourly rate £45.00 £34.50 -
Median hourly rate % change year-on-year +30.43% - -
East of England median hourly rate £45.00 £34.50 £45.00
% change year-on-year +30.43% -23.33% -

JPA is in the Software Libraries and Frameworks category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Essex with a requirement for technical specification, industry standards, software libraries and framework skills.

All Software Libraries and Frameworks
Essex
Contract vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 357 181 306
As % of all contract IT jobs advertised in Essex 44.85% 20.62% 25.39%
Number of daily rates quoted 256 114 191
Essex median daily rate £513 £350 £400
Median daily rate % change year-on-year +46.43% -12.50% -5.88%
10th Percentile £317 £250 £240
90th Percentile £600 £525 £600
East of England median daily rate £425 £400 £385
% change year-on-year +6.25% +3.90% +2.67%
Number of hourly rates quoted 21 27 28
Essex median hourly rate £40.00 £36.00 £36.50
Median hourly rate % change year-on-year +11.11% -1.37% +8.23%
10th Percentile £26.44 £31.00 £31.18
90th Percentile £63.75 £42.90 £42.00
East of England median hourly rate £42.75 £36.00 £37.50
% change year-on-year +18.75% -4.00% +7.91%

JPA
Job Vacancy Trend in Essex

Job postings citing JPA as a percentage of all IT jobs advertised in Essex.

Job vacancy trend for JPA in Essex

JPA
Contractor Daily Rate Trend in Essex

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

Contractor daily rate trend for JPA in Essex

JPA
Contractor Daily Rate Histogram in Essex

The daily rate distribution of IT jobs citing JPA in Essex over the 6 months to 23 November 2017.

Contractor daily rate histogram for JPA in Essex

JPA
Contractor Hourly Rate Trend in Essex

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing JPA in Essex.

Contractor hourly rate trend for JPA in Essex

JPA
Contract Job Locations in Essex

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing JPA within the Essex region over the 6 months to 23 November 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
Brentwood -10 11 £320 -14.67%
Southend-on-Sea - 6 £475 -
Basildon - 2 £450 -
JPA
East of England

For the 6 months to 23 November 2017, IT contractor jobs citing JPA 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 Essex region with a requirement for JPA.

1 20 (100.00%) Agile Software Development
2 19 (95.00%) TDD
2 19 (95.00%) HTML
2 19 (95.00%) SQL
2 19 (95.00%) CSS
2 19 (95.00%) Web Services
2 19 (95.00%) XML
2 19 (95.00%) Continuous Integration
3 18 (90.00%) Jenkins
3 18 (90.00%) Linux
4 17 (85.00%) Struts
4 17 (85.00%) JavaScript
4 17 (85.00%) Relational Database
5 16 (80.00%) WebLogic
5 16 (80.00%) Oracle
5 16 (80.00%) JUnit
5 16 (80.00%) JAXB
6 14 (70.00%) Java
6 14 (70.00%) REST
7 12 (60.00%) JAX-RS
7 12 (60.00%) Mentoring
7 12 (60.00%) JAX-WS
7 12 (60.00%) Ajax
7 12 (60.00%) WebSphere
7 12 (60.00%) SOAP
8 11 (55.00%) Unix
8 11 (55.00%) Ant
8 11 (55.00%) Maven
9 10 (50.00%) Spring
9 10 (50.00%) Spring MVC

JPA
Co-occurring IT Skills in Essex 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 16 (80.00%) WebLogic
2 12 (60.00%) WebSphere
3 9 (45.00%) SharePoint
4 7 (35.00%) JBoss
5 3 (15.00%) WebSphere Application Server
6 2 (10.00%) Adobe Experience Manager
7 1 (5.00%) CMS
Communications & Networking
1 7 (35.00%) LDAP
2 6 (30.00%) HTTP
Database & Business Intelligence
1 17 (85.00%) Relational Database
2 9 (45.00%) RDBMS
2 9 (45.00%) SQL Server
3 7 (35.00%) MySQL
4 6 (30.00%) MariaDB
5 1 (5.00%) NoSQL
Development Applications
1 18 (90.00%) Jenkins
2 16 (80.00%) JUnit
3 11 (55.00%) Ant
3 11 (55.00%) Maven
4 10 (50.00%) SoapUI
5 9 (45.00%) JIRA
6 8 (40.00%) Git (software)
7 7 (35.00%) Gradle
7 7 (35.00%) Mockito
8 6 (30.00%) JMeter
9 3 (15.00%) Eclipse
9 3 (15.00%) LoadUI
10 1 (5.00%) AccuRev
10 1 (5.00%) Cucumber
10 1 (5.00%) Selenium
10 1 (5.00%) Subversion
General
1 9 (45.00%) Finance
2 6 (30.00%) Automotive
3 3 (15.00%) Marketing
4 1 (5.00%) Legal
4 1 (5.00%) Manufacturing
4 1 (5.00%) Publishing
Job Titles
1 20 (100.00%) Developer
2 14 (70.00%) Java Developer
3 7 (35.00%) Senior Developer
4 6 (30.00%) J2EE Developer
4 6 (30.00%) Senior J2EE Developer
5 2 (10.00%) Applications Developer
5 2 (10.00%) Java Applications Developer
6 1 (5.00%) Agile Developer
6 1 (5.00%) Agile Java Developer
6 1 (5.00%) DevOps Developer
6 1 (5.00%) DevOps Engineer
6 1 (5.00%) Integration Developer
6 1 (5.00%) Java Engineer
6 1 (5.00%) Java Web Applications Developer
6 1 (5.00%) Java WebSphere Developer
6 1 (5.00%) MySQL Developer
6 1 (5.00%) Senior Agile Developer
6 1 (5.00%) Senior Agile Java Developer
6 1 (5.00%) Senior Java Developer
6 1 (5.00%) WebSphere Developer
Libraries, Frameworks & Software Standards
1 19 (95.00%) CSS
1 19 (95.00%) HTML
1 19 (95.00%) Web Services
1 19 (95.00%) XML
2 17 (85.00%) Struts
3 16 (80.00%) JAXB
4 14 (70.00%) REST
5 12 (60.00%) Ajax
5 12 (60.00%) JAX-RS
5 12 (60.00%) JAX-WS
5 12 (60.00%) SOAP
6 10 (50.00%) Spring
6 10 (50.00%) Spring MVC
7 9 (45.00%) EclipseLink
7 9 (45.00%) HTML5
7 9 (45.00%) Java EE
7 9 (45.00%) Middleware
8 7 (35.00%) AngularJS
8 7 (35.00%) Hibernate
8 7 (35.00%) JAAS
Miscellaneous
1 7 (35.00%) Enterprise Software
2 4 (20.00%) N-Tier
3 1 (5.00%) Analytical Skills
3 1 (5.00%) Clustering
3 1 (5.00%) Replication
Operating Systems
1 18 (90.00%) Linux
2 11 (55.00%) Unix
3 7 (35.00%) Mac OS X
4 1 (5.00%) Solaris
4 1 (5.00%) Windows
Processes & Methodologies
1 20 (100.00%) Agile Software Development
2 19 (95.00%) Continuous Integration
2 19 (95.00%) TDD
3 12 (60.00%) Mentoring
4 10 (50.00%) MVC
4 10 (50.00%) OO
5 9 (45.00%) Code Coverage
5 9 (45.00%) Load Testing
5 9 (45.00%) OOA/OOD
5 9 (45.00%) Performance Tuning
5 9 (45.00%) UML
6 7 (35.00%) Test Automation
6 7 (35.00%) Web Development
7 6 (30.00%) Coaching
7 6 (30.00%) Configuration Management
7 6 (30.00%) Continuous Deployment
7 6 (30.00%) Responsive Web Design
7 6 (30.00%) Web Design
8 5 (25.00%) Data Visualisation
8 5 (25.00%) Visualisation
Programming Languages
1 19 (95.00%) SQL
2 17 (85.00%) JavaScript
3 14 (70.00%) Java
4 7 (35.00%) PL/SQL
5 5 (25.00%) C
6 3 (15.00%) Groovy
6 3 (15.00%) Shell Script
System Software
1 1 (5.00%) Active Directory
Vendors
1 16 (80.00%) Oracle
2 9 (45.00%) CA
2 9 (45.00%) CA Agile Central
3 2 (10.00%) Adobe
3 2 (10.00%) IBM