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 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 Persistence API (JPA)
Rank 46 52 44
Rank change year-on-year +6 -8  
Contract jobs citing JPA 15 2 7
As % of all contract IT jobs advertised in Essex 3.54% 0.44% 1.55%
As % of the Libraries, Frameworks & Software Standards category 9.87% 1.64% 4.55%
Number of daily rates quoted 11 2 6
Median daily rate £475 £450 £425
Median daily rate % change year-on-year +5.55% +5.88%  
UK excluding London median daily rate £430 £398 £375
% change year-on-year +8.17% +6.00%  
Number of hourly rates quoted 2 0 0
Median hourly rate £37.50 - -
UK excluding London median hourly rate £37.50 - £45.00

JPA 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 Essex with a requirement for industry standards, technical specifications and software library and framework skills.

Contract Software Library & Framework Skills
Essex
Contract job vacancies with a requirement for industry standards, technical specifications and software library and framework skills 152 122 154
As % of all contract IT job vacancies advertised in Essex 35.85% 26.87% 34.07%
Number of daily rates quoted 112 68 84
Median daily rate £447 £363 £400
Median daily rate % change year-on-year +23.31% -9.37%  
90% offered a daily rate of more than £265 £225 £225
10% offered a daily rate of more than £525 £450 £450
UK excluding London median daily rate £375 £363 £350
% change year-on-year +3.44% +3.57%  
Number of hourly rates quoted 9 6 18
Median hourly rate £37.00 £36.50 £36.00
Median hourly rate % change year-on-year +1.36% +1.38%  
90% offered a hourly rate of more than £31.00 £36.50 £23.00
10% offered a hourly rate of more than £52.00 £62.50 £40.00
UK excluding London median hourly rate £40.00 £38.00 £36.00
% change year-on-year +5.26% +5.55%  

JPA
Job Vacancy Trend in Essex

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

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 3 months to 25 March 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 hourly rates quoted in IT contractor 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 3 months to 25 March 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Last 3 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
Southend-on-Sea - 8 £489 -
Brentwood - 2 - -
JPA
East of England

JPA
Top 30 Related IT Skills in Essex

For the 6 months to 25 March 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 16 (100.00%) Java
2 15 (93.75%) Agile Software Development
3 12 (75.00%) Spring
3 12 (75.00%) XML
4 11 (68.75%) Linux
4 11 (68.75%) Web Services
4 11 (68.75%) SOAP
5 10 (62.50%) SQL
5 10 (62.50%) Oracle
5 10 (62.50%) Unix
5 10 (62.50%) EclipseLink
6 9 (56.25%) Continuous Integration
6 9 (56.25%) Git (software)
6 9 (56.25%) HTML
7 8 (50.00%) CSS
7 8 (50.00%) WebLogic
7 8 (50.00%) JMS
7 8 (50.00%) TDD
7 8 (50.00%) REST
7 8 (50.00%) Relational Database
8 7 (43.75%) Spring MVC
8 7 (43.75%) MVC
8 7 (43.75%) Hibernate
8 7 (43.75%) JUnit
8 7 (43.75%) JavaScript
8 7 (43.75%) PL/SQL
9 6 (37.50%) Subversion
9 6 (37.50%) Maven
9 6 (37.50%) JAX-WS
9 6 (37.50%) Jenkins

JPA
Top Related 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 8 (50.00%) WebLogic
2 4 (25.00%) JBoss
2 4 (25.00%) Oracle SOA Suite
3 3 (18.75%) Confluence
3 3 (18.75%) WebSphere
3 3 (18.75%) WebSphere Application Server
4 2 (12.50%) Adobe Experience Manager
Business Applications
1 4 (25.00%) Oracle BPM
Communications & Networking
1 4 (25.00%) LDAP
Database & Business Intelligence
1 8 (50.00%) Relational Database
2 5 (31.25%) MariaDB
2 5 (31.25%) MySQL
3 4 (25.00%) Oracle Database
3 4 (25.00%) Oracle Database 10g
3 4 (25.00%) Oracle Database 11g
3 4 (25.00%) Oracle Database 12c
4 3 (18.75%) SQL Server
5 2 (12.50%) NoSQL
Development Applications
1 9 (56.25%) Git (software)
2 7 (43.75%) JUnit
3 6 (37.50%) Jenkins
3 6 (37.50%) Maven
3 6 (37.50%) Subversion
4 5 (31.25%) AccuRev
5 4 (25.00%) Mockito
6 3 (18.75%) Eclipse
6 3 (18.75%) JIRA
7 2 (12.50%) Ant
7 2 (12.50%) Cucumber
7 2 (12.50%) Gradle
7 2 (12.50%) Selenium
7 2 (12.50%) SoapUI
General
1 4 (25.00%) Finance
2 2 (12.50%) Legal
2 2 (12.50%) Marketing
3 1 (6.25%) Automotive
Job Titles
1 16 (100.00%) Developer
1 16 (100.00%) Java Developer
2 4 (25.00%) Digital Developer
3 1 (6.25%) Senior Developer
3 1 (6.25%) Senior Java Developer
Libraries, Frameworks & Software Standards
1 12 (75.00%) Spring
1 12 (75.00%) XML
2 11 (68.75%) SOAP
2 11 (68.75%) Web Services
3 10 (62.50%) EclipseLink
4 9 (56.25%) HTML
5 8 (50.00%) CSS
5 8 (50.00%) JMS
5 8 (50.00%) REST
6 7 (43.75%) Hibernate
6 7 (43.75%) Spring MVC
7 6 (37.50%) JAX-WS
8 4 (25.00%) EJB
8 4 (25.00%) EJB 3.0
8 4 (25.00%) JAAS
8 4 (25.00%) JAXB
8 4 (25.00%) Struts
8 4 (25.00%) XSD
8 4 (25.00%) XSLT
9 3 (18.75%) XHTML
Miscellaneous
1 5 (31.25%) Enterprise Software
2 2 (12.50%) Analytical Skills
2 2 (12.50%) Clustering
2 2 (12.50%) Replication
Operating Systems
1 11 (68.75%) Linux
2 10 (62.50%) Unix
3 5 (31.25%) Mac OS X
4 2 (12.50%) Solaris
4 2 (12.50%) Windows
5 1 (6.25%) Mac OS
Processes & Methodologies
1 15 (93.75%) Agile Software Development
2 9 (56.25%) Continuous Integration
3 8 (50.00%) TDD
4 7 (43.75%) MVC
5 5 (31.25%) Web Development
6 4 (25.00%) Scrum
6 4 (25.00%) SDLC
6 4 (25.00%) SOA
7 3 (18.75%) ITIL
8 2 (12.50%) B2C
8 2 (12.50%) BDD
8 2 (12.50%) Configuration Management
8 2 (12.50%) Continuous Deployment
8 2 (12.50%) Information Management
8 2 (12.50%) Mathematics
8 2 (12.50%) OO
8 2 (12.50%) SOLID
8 2 (12.50%) User Stories
9 1 (6.25%) Mentoring
9 1 (6.25%) Microservices
Programming Languages
1 16 (100.00%) Java
2 10 (62.50%) SQL
3 7 (43.75%) JavaScript
3 7 (43.75%) PL/SQL
4 1 (6.25%) C
Qualifications
1 2 (12.50%) BPSS Clearance
2 1 (6.25%) Security Cleared
Quality Assurance & Compliance
1 1 (6.25%) Disclosure Scotland
System Software
1 2 (12.50%) Active Directory
Vendors
1 10 (62.50%) Oracle
2 5 (31.25%) IBM
3 2 (12.50%) Adobe