Period
to 17 November 2017

The following table provides summary statistics for contract job vacancies 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 17 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)
UK
6 months to
17 Nov 2017
Same period 2016 Same period 2015
Rank 528 627 609
Rank change year-on-year +99 -18 +11
Contract jobs citing JPA 368 271 294
As % of all contract IT jobs advertised in the UK 0.36% 0.26% 0.26%
As % of the Libraries, Frameworks & Software Standards category 1.12% 0.84% 0.90%
Number of daily rates quoted 279 210 214
UK median daily rate £438 £400 £400
Median daily rate % change year-on-year +9.38% - -5.19%
10th Percentile £316 £313 £250
90th Percentile £575 £560 £516
UK excluding London median daily rate £413 £388 £400
% change year-on-year +6.45% -3.13% +1.27%
Number of hourly rates quoted 10 6 2
UK median hourly rate £48.75 £38.75 £45.00
Median hourly rate % change year-on-year +25.81% -13.89% -
10th Percentile £44.63 £30.75 £42.50
90th Percentile £53.75 £48.75 £47.50
UK excluding London median hourly rate £48.75 £38.75 £45.00
% change year-on-year +25.81% -13.89% -

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 with a requirement for technical specification, industry standards, software libraries and framework skills.

All Software Libraries and Frameworks
UK
Contract vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 32915 32203 32498
As % of all contract IT jobs advertised in the UK 32.02% 30.39% 28.27%
Number of daily rates quoted 23251 22320 22282
UK median daily rate £450 £425 £410
Median daily rate % change year-on-year +5.88% +3.66% +2.50%
10th Percentile £313 £300 £275
90th Percentile £625 £588 £588
UK excluding London median daily rate £400 £388 £375
% change year-on-year +3.23% +3.33% +7.14%
Number of hourly rates quoted 376 368 550
UK median hourly rate £40.00 £37.50 £37.50
Median hourly rate % change year-on-year +6.67% - +7.14%
10th Percentile £18.25 £14.09 £15.04
90th Percentile £52.50 £50.60 £55.00
UK excluding London median hourly rate £40.75 £36.50 £37.50
% change year-on-year +11.64% -2.67% +10.29%

JPA
Job Vacancy Trend

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

Job vacancy trend for JPA in the UK

JPA
Contractor Daily Rate Trend

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

Contractor daily rate trend for JPA in the UK

JPA
Contractor Daily Rate Histogram

The daily rate distribution of IT jobs citing JPA over the 6 months to 17 November 2017.

Contractor daily rate histogram for JPA in the UK

JPA
Contractor Hourly Rate Trend

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

Contractor hourly rate trend for JPA in the UK

JPA
Top 16 Contract Locations

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing JPA within the UK over the 6 months to 17 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
England +74 296 £475 +11.76% 32
UK excluding London +100 234 £413 +6.45% 27
London +11 124 £513 +2.50% 8
North of England +87 57 £450 +9.76% 9
Scotland -2 47 £360 +5.88% 2
South East +18 45 £400 - 3
North West +51 41 £450 +12.50% 7
East of England -11 27 £449 +7.49% 3
South West +6 19 £420 +1.51% 4
Midlands +23 17 £400 +3.23% 5
Northern Ireland - 17 £413 -
East Midlands -1 15 £400 +5.26% 3
Yorkshire +31 11 £425 -5.56% 2
Wales +13 6 £438 - 1
North East +64 5 £350 +7.69%
West Midlands +21 2 £425 -17.07% 2

For the 6 months to 17 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 with a requirement for JPA.

1 360 (97.83%) Java
2 262 (71.20%) Hibernate
3 260 (70.65%) Spring
4 222 (60.33%) Agile Software Development
5 196 (53.26%) Web Services
6 176 (47.83%) TDD
7 169 (45.92%) SQL
8 157 (42.66%) Oracle
9 148 (40.22%) REST
10 129 (35.05%) JavaScript
11 124 (33.70%) Maven
12 123 (33.42%) Java EE
12 123 (33.42%) HTML
13 118 (32.07%) Jenkins
14 115 (31.25%) XML
15 105 (28.53%) Spring Boot
16 102 (27.72%) RESTful
17 101 (27.45%) Git (software)
18 95 (25.82%) MVC
19 91 (24.73%) JSON
20 90 (24.46%) SOAP
20 90 (24.46%) Linux
20 90 (24.46%) Continuous Integration
20 90 (24.46%) Microservices
21 88 (23.91%) CSS
22 86 (23.37%) Scrum
23 85 (23.10%) Finance
23 85 (23.10%) JUnit
23 85 (23.10%) Relational Database
24 82 (22.28%) JIRA

JPA
Co-occurring IT Skills 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 65 (17.66%) WebSphere
2 58 (15.76%) JBoss
3 48 (13.04%) Tomcat
4 47 (12.77%) Confluence
5 44 (11.96%) WebLogic
6 31 (8.42%) Oracle SOA Suite
7 23 (6.25%) Apache
8 20 (5.43%) GlassFish
9 17 (4.62%) Jetty
10 14 (3.80%) Elasticsearch
10 14 (3.80%) Liferay
11 13 (3.53%) WildFly
12 12 (3.26%) WebSphere Application Server
13 11 (2.99%) Apache Solr
14 9 (2.45%) Cloud Foundry
14 9 (2.45%) IIS
14 9 (2.45%) SharePoint
15 8 (2.17%) Oracle Workflow
16 6 (1.63%) Adobe Experience Manager
17 5 (1.36%) Apache Spark
Applications
1 2 (0.54%) Microsoft Project
1 2 (0.54%) MS Visio
2 1 (0.27%) Microsoft Excel
Business Applications
1 14 (3.80%) Oracle BPM
2 4 (1.09%) Loan IQ
3 2 (0.54%) Payment Gateway
4 1 (0.27%) BusinessWorks
4 1 (0.27%) Oracle SCM
4 1 (0.27%) SAP Hybris
Cloud Services
1 43 (11.68%) Amazon AWS
2 14 (3.80%) GitHub
3 11 (2.99%) PaaS
4 10 (2.72%) Microsoft Azure
5 9 (2.45%) IaaS
6 8 (2.17%) Cloud Computing
7 7 (1.90%) Amazon EC2
8 6 (1.63%) Google Cloud Platform
8 6 (1.63%) SaaS
9 5 (1.36%) Amazon S3
9 5 (1.36%) Bluemix
9 5 (1.36%) IBM Cloud
9 5 (1.36%) npm
10 2 (0.54%) Amazon ELB
10 2 (0.54%) Amazon SQS
10 2 (0.54%) AWS Lambda
10 2 (0.54%) Google App Engine
10 2 (0.54%) Google Compute Engine
10 2 (0.54%) Serverless
11 1 (0.27%) Heroku
Communications & Networking
1 14 (3.80%) AMQP
1 14 (3.80%) LDAP
2 11 (2.99%) Firewall
3 10 (2.72%) SMS
4 8 (2.17%) HTTP
5 7 (1.90%) Internet
5 7 (1.90%) TCP/IP
6 6 (1.63%) BIG-IP
6 6 (1.63%) Intranet
6 6 (1.63%) NetScaler
7 2 (0.54%) HTTPS
7 2 (0.54%) Network Security
7 2 (0.54%) VPN
8 1 (0.27%) CTI
8 1 (0.27%) SSL
Database & Business Intelligence
1 85 (23.10%) Relational Database
2 62 (16.85%) RDBMS
3 52 (14.13%) PostgreSQL
4 45 (12.23%) MongoDB
5 41 (11.14%) Oracle Database
6 36 (9.78%) SQL Server
7 34 (9.24%) NoSQL
8 32 (8.70%) MySQL
9 29 (7.88%) Hadoop
10 24 (6.52%) HBase
11 23 (6.25%) Big Data
12 22 (5.98%) Oracle Database 12c
13 13 (3.53%) DB2
14 11 (2.99%) Redis
15 8 (2.17%) Couchbase
15 8 (2.17%) Data Warehouse
15 8 (2.17%) Oracle Database 11g
15 8 (2.17%) Oracle Exadata
15 8 (2.17%) Riak
15 8 (2.17%) Snowflake Schema
Development Applications
1 124 (33.70%) Maven
2 118 (32.07%) Jenkins
3 101 (27.45%) Git (software)
4 85 (23.10%) JUnit
5 82 (22.28%) JIRA
6 47 (12.77%) Eclipse
7 46 (12.50%) Gradle
8 37 (10.05%) Mockito
9 35 (9.51%) IntelliJ
9 35 (9.51%) Subversion
10 25 (6.79%) Selenium
11 24 (6.52%) JProfiler
12 23 (6.25%) Ant
13 19 (5.16%) Cucumber
14 18 (4.89%) SonarQube
15 14 (3.80%) Sonatype Nexus
15 14 (3.80%) Vagrant
16 13 (3.53%) Hudson
17 12 (3.26%) SoapUI
18 8 (2.17%) Flyway
General
1 85 (23.10%) Finance
2 69 (18.75%) Banking
3 17 (4.62%) Retail
4 11 (2.99%) Marketing
5 10 (2.72%) Telecoms
6 6 (1.63%) Automotive
6 6 (1.63%) Financial Institution
6 6 (1.63%) Manufacturing
7 5 (1.36%) Electronics
7 5 (1.36%) Games
8 4 (1.09%) Legal
9 3 (0.82%) Investment Banking
9 3 (0.82%) Retail Banking
9 3 (0.82%) Wholesale Banking
10 2 (0.54%) German Language
11 1 (0.27%) Dutch Language
11 1 (0.27%) French Language
11 1 (0.27%) Multimedia
11 1 (0.27%) Publishing
Job Titles
1 301 (81.79%) Developer
2 254 (69.02%) Java Developer
3 58 (15.76%) Senior Developer
4 50 (13.59%) Senior Java Developer
5 27 (7.34%) Full Stack Developer
6 26 (7.07%) Architect
7 19 (5.16%) JavaScript Developer
8 17 (4.62%) HTML CSS Developer
8 17 (4.62%) HTML Developer
8 17 (4.62%) J2EE Developer
8 17 (4.62%) Senior Full Stack Developer
8 17 (4.62%) Senior JavaScript Developer
9 16 (4.35%) WebSphere Developer
10 15 (4.08%) Lead Developer
11 14 (3.80%) Java Engineer
12 13 (3.53%) Solutions Architect
13 12 (3.26%) Lead Java Developer
14 11 (2.99%) Java/J2EE Developer
15 10 (2.72%) Software Engineer
16 9 (2.45%) Java Software Engineer
Libraries, Frameworks & Software Standards
1 262 (71.20%) Hibernate
2 260 (70.65%) Spring
3 196 (53.26%) Web Services
4 148 (40.22%) REST
5 123 (33.42%) HTML
5 123 (33.42%) Java EE
6 115 (31.25%) XML
7 105 (28.53%) Spring Boot
8 102 (27.72%) RESTful
9 91 (24.73%) JSON
10 90 (24.46%) SOAP
11 88 (23.91%) CSS
12 71 (19.29%) EJB
13 69 (18.75%) JSP
14 67 (18.21%) JMS
15 60 (16.30%) AngularJS
15 60 (16.30%) HTML5
16 53 (14.40%) J2EE
17 50 (13.59%) Spring MVC
18 43 (11.68%) Ajax
Miscellaneous
1 30 (8.15%) Enterprise Software
2 27 (7.34%) User Experience
3 17 (4.62%) Virtual Team
4 15 (4.08%) Analytical Skills
5 11 (2.99%) Computer Science
5 11 (2.99%) Greenfield Project
5 11 (2.99%) Online Banking
6 7 (1.90%) DataPower
7 6 (1.63%) PKI
8 4 (1.09%) Data Structures
8 4 (1.09%) Mobile App
8 4 (1.09%) N-Tier
8 4 (1.09%) Public Cloud
9 3 (0.82%) Private Cloud
10 2 (0.54%) Client/Server
10 2 (0.54%) Clustering
11 1 (0.27%) IPTV
11 1 (0.27%) Management Information System
11 1 (0.27%) Replication
11 1 (0.27%) Thin Client
Operating Systems
1 90 (24.46%) Linux
2 43 (11.68%) Unix
3 15 (4.08%) Windows
4 10 (2.72%) Red Hat Enterprise Linux
5 9 (2.45%) Windows Server
6 8 (2.17%) Android
6 8 (2.17%) Mac OS X
7 7 (1.90%) Apple iOS
7 7 (1.90%) Oracle Linux
8 3 (0.82%) HPUX
9 2 (0.54%) Ubuntu
10 1 (0.27%) Solaris
Processes & Methodologies
1 222 (60.33%) Agile Software Development
2 176 (47.83%) TDD
3 95 (25.82%) MVC
4 90 (24.46%) Continuous Integration
4 90 (24.46%) Microservices
5 86 (23.37%) Scrum
6 77 (20.92%) Data Modelling
7 74 (20.11%) Test Automation
8 72 (19.57%) OO
9 69 (18.75%) BDD
10 57 (15.49%) Unit Testing
11 51 (13.86%) SOA
12 41 (11.14%) Multithreading
13 40 (10.87%) Mentoring
14 39 (10.60%) DevOps
15 36 (9.78%) High Availability
15 36 (9.78%) UML
16 35 (9.51%) Software Engineering
17 34 (9.24%) Open Source
17 34 (9.24%) SDLC
Programming Languages
1 360 (97.83%) Java
2 169 (45.92%) SQL
3 129 (35.05%) JavaScript
4 45 (12.23%) PL/SQL
5 25 (6.79%) Groovy
6 19 (5.16%) TypeScript
7 16 (4.35%) Python
8 12 (3.26%) Bash Shell
9 11 (2.99%) Scala
10 10 (2.72%) Shell Script
11 9 (2.45%) C++
11 9 (2.45%) Ruby
12 8 (2.17%) Perl
13 5 (1.36%) C
13 5 (1.36%) T-SQL
14 4 (1.09%) ES6
14 4 (1.09%) R
14 4 (1.09%) VB.NET
15 3 (0.82%) XPath
16 1 (0.27%) Assembly Language
Qualifications
1 16 (4.35%) Degree
2 15 (4.08%) Security Cleared
3 7 (1.90%) BC Cleared
4 6 (1.63%) SC Cleared
5 5 (1.36%) Computer Science Degree
6 2 (0.54%) CFA
7 1 (0.27%) BPSS Clearance
7 1 (0.27%) Numerate Degree
Quality Assurance & Compliance
1 27 (7.34%) QA
2 4 (1.09%) GCP
System Software
1 53 (14.40%) Docker
2 3 (0.82%) HDFS
3 2 (0.54%) OpenAM
3 2 (0.54%) OpenIDM
4 1 (0.27%) Active Directory
Systems Management
1 21 (5.71%) Puppet
2 17 (4.62%) Ansible
3 8 (2.17%) Cobbler
3 8 (2.17%) Opscode Chef
4 3 (0.82%) Hadoop YARN
5 2 (0.54%) Business Desktop Deployment
5 2 (0.54%) HP Quality Center
5 2 (0.54%) Kubernetes
6 1 (0.27%) Terraform
Vendors
1 157 (42.66%) Oracle
2 33 (8.97%) Perforce
3 29 (7.88%) Red Hat
4 28 (7.61%) IBM
5 15 (4.08%) HP
6 14 (3.80%) Microsoft
7 11 (2.99%) CA
8 9 (2.45%) CA Agile Central
9 8 (2.17%) SAP
9 8 (2.17%) TIBCO
10 7 (1.90%) F5
11 6 (1.63%) Adobe
11 6 (1.63%) Citrix
12 5 (1.36%) Imperva
13 4 (1.09%) Sencha
14 3 (0.82%) Cisco
14 3 (0.82%) Google
14 3 (0.82%) Luciad
14 3 (0.82%) MuleSoft
15 2 (0.54%) Misys