The table below looks at the statistics for JAX-RS skills in IT contracts advertised for the City of London region. Included is a guide to the contractor rates offered in IT contracts that have cited JAX-RS over the 3 months to 18 January 2017 with a comparison to the same period over the previous 2 years.

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.

3 months to
18 Jan 2017
Same period 2016 Same period 2015
Java API for RESTful Web Services (JAX-RS, JSR 311, Jersey)
London / City of London
Rank 149 137 176
Rank change year-on-year
-12 +39
Contract jobs citing JAX-RS 8 7 18
As % of all contract IT jobs located in the City of London 0.27% 0.23% 0.36%
As % of the Libraries, Frameworks & Software Standards category 0.75% 0.71% 1.18%
Number of daily rates quoted 8 5 17
Median daily rate £536 £525 £500
Median daily rate % change year-on-year
+2.14% +5.00%
90% offered a daily rate of more than £469 £480 £470
10% offered a daily rate of more than £583 £545 £545
UK excluding London median daily rate £450 £400 £400
% change year-on-year
+12.50% -
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - - -

The following table is for comparison with the above and provides statistics for the entire Libraries, Frameworks & Software Standards category in contract jobs advertised in the City of London region.

Libraries, Frameworks & Software Standards Category
City of London
Contract IT job ads with a match in the
Libraries, Frameworks & Software Standards category
1070 984 1525
As % of all contract IT jobs located in the City of London 36.61% 32.13% 30.28%
Number of daily rates quoted 888 818 1227
Median daily rate £475 £450 £425
Median daily rate % change year-on-year
+5.55% +5.88%
90% offered a daily rate of more than £350 £325 £300
10% offered a daily rate of more than £605 £600 £600
UK excluding London median daily rate £375 £375 £350
% change year-on-year
- +7.14%
Number of hourly rates quoted 0 6 3
Median hourly rate - £52.50 £19.50
Median hourly rate % change year-on-year
- +169.23%
UK excluding London median hourly rate £37.50 £37.50 £33.50
% change year-on-year
- +11.94%

JAX-RS
Jobs Demand Trend in the City of London

The demand trend of contract jobs across the City of London region citing JAX-RS as a proportion of all IT contracts with a match in the Libraries, Frameworks & Software Standards category.

JAX-RS Jobs Demand Trend in the City of London

JAX-RS
Daily Rate Trend in the City of London

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

JAX-RS Daily Rate Trend in the City of London

JAX-RS
Daily Rate Histogram in the City of London

This chart provides a histogram of daily rates quoted in contract IT jobs citing JAX-RS across the City of London region over the 3 months to 18 January 2017.

JAX-RS Daily Rate Histogram in the City of London

JAX-RS
Top 30 Related IT Skills in the City of London

For the 6 months to 18 January 2017, IT contractor jobs citing JAX-RS 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 JAX-RS.

1 10 (100.00%) Java
1 10 (100.00%) Agile Software Development
2 9 (90.00%) TDD
2 9 (90.00%) HTTP
2 9 (90.00%) REST
3 8 (80.00%) Neo4j
3 8 (80.00%) BDD
3 8 (80.00%) MongoDB
3 8 (80.00%) Dropwizard
3 8 (80.00%) HTML
3 8 (80.00%) Mac OS X
3 8 (80.00%) Hibernate
3 8 (80.00%) Unix
4 7 (70.00%) Linux
4 7 (70.00%) Configuration Management
4 7 (70.00%) Web Design
4 7 (70.00%) Git (software)
4 7 (70.00%) Responsive Web Design
4 7 (70.00%) Relational Database
5 6 (60.00%) Subversion
6 5 (50.00%) Software Engineering
7 4 (40.00%) Scala
7 4 (40.00%) Kafka
7 4 (40.00%) Apache Cassandra
8 3 (30.00%) Akka
8 3 (30.00%) Microservices
9 2 (20.00%) Scrum
9 2 (20.00%) Spring
9 2 (20.00%) Kanban
9 2 (20.00%) Pair Programming

JAX-RS
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 1 (10.00%) CMS
Communications & Networking
1 9 (90.00%) HTTP
Database & Business Intelligence
1 8 (80.00%) MongoDB
1 8 (80.00%) Neo4j
2 7 (70.00%) Relational Database
3 4 (40.00%) Apache Cassandra
4 1 (10.00%) Big Data
4 1 (10.00%) PostgreSQL
Development Applications
1 7 (70.00%) Git (software)
2 6 (60.00%) Subversion
3 1 (10.00%) Cucumber
3 1 (10.00%) Jenkins
3 1 (10.00%) Maven
3 1 (10.00%) Mockito
Job Titles
1 9 (90.00%) Developer
1 9 (90.00%) Java Developer
2 3 (30.00%) Agile Developer
2 3 (30.00%) Agile Java Developer
2 3 (30.00%) Senior Developer
2 3 (30.00%) Senior Java Developer
3 2 (20.00%) Digital Developer
3 2 (20.00%) Java Scala Developer
3 2 (20.00%) Scala Developer
4 1 (10.00%) Technical Leader
Libraries, Frameworks & Software Standards
1 9 (90.00%) REST
2 8 (80.00%) Dropwizard
2 8 (80.00%) Hibernate
2 8 (80.00%) HTML
3 4 (40.00%) Kafka
4 3 (30.00%) Akka
5 2 (20.00%) Spring
5 2 (20.00%) Spring Boot
6 1 (10.00%) Handlebars
6 1 (10.00%) JSP
6 1 (10.00%) Play Framework
6 1 (10.00%) RESTful
Operating Systems
1 8 (80.00%) Mac OS X
1 8 (80.00%) Unix
2 7 (70.00%) Linux
Processes & Methodologies
1 10 (100.00%) Agile Software Development
2 9 (90.00%) TDD
3 8 (80.00%) BDD
4 7 (70.00%) Configuration Management
4 7 (70.00%) Responsive Web Design
4 7 (70.00%) Web Design
5 5 (50.00%) Software Engineering
6 3 (30.00%) Microservices
7 2 (20.00%) Continuous Deployment
7 2 (20.00%) DevOps
7 2 (20.00%) Kanban
7 2 (20.00%) Pair Programming
7 2 (20.00%) Scrum
8 1 (10.00%) Content Management
8 1 (10.00%) Data Migration
8 1 (10.00%) E-Commerce
8 1 (10.00%) High Availability
8 1 (10.00%) Migration
8 1 (10.00%) Project Planning
8 1 (10.00%) Web Development
Programming Languages
1 10 (100.00%) Java
2 4 (40.00%) Scala
Qualifications
1 1 (10.00%) BPSS Clearance
Quality Assurance & Compliance
1 1 (10.00%) QA
System Software
1 1 (10.00%) Docker