The following table provides summary statistics for contract job vacancies advertised in the City of London with a requirement for JAX-RS skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited JAX-RS 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 API for RESTful Web Services (JAX-RS, JSR 311, Jersey)
London / City of London
Rank 153 155 168
Rank change year-on-year +2 +13  
Contract jobs citing JAX-RS 2 4 27
As % of all contract IT jobs advertised in the City of London 0.066% 0.12% 0.53%
As % of the Libraries, Frameworks & Software Standards category 0.19% 0.37% 1.78%
Number of daily rates quoted 2 4 26
Median daily rate £388 £525 £525
Median daily rate % change year-on-year -26.22% +0.04%  
90% offered a daily rate of more than £278 £448 £475
10% offered a daily rate of more than £498 £568 £538
UK excluding London median daily rate £410 £433 £400
% change year-on-year -5.20% +8.12%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - - -

JAX-RS 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 the City of London with a requirement for industry standards, technical specifications and software library and framework skills.

Contract Software Library & Framework Skills
City of London
Contract job vacancies with a requirement for industry standards, technical specifications and software library and framework skills 1060 1091 1521
As % of all contract IT job vacancies advertised in the City of London 34.98% 32.80% 30.03%
Number of daily rates quoted 878 918 1214
Median daily rate £475 £463 £425
Median daily rate % change year-on-year +2.70% +8.82%  
90% offered a daily rate of more than £338 £325 £315
10% offered a daily rate of more than £625 £600 £585
UK excluding London median daily rate £375 £363 £350
% change year-on-year +3.44% +3.57%  
Number of hourly rates quoted 2 5 7
Median hourly rate £35.00 £55.00 £27.37
Median hourly rate % change year-on-year -36.36% +100.94%  
UK excluding London median hourly rate £40.00 £38.00 £36.00
% change year-on-year +5.26% +5.55%  

JAX-RS
Job Vacancy Trend in the City of London

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

Job vacancy trend for JAX-RS in the City of London

JAX-RS
Contractor Daily Rate Trend in the City of London

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

Contractor daily rate trend for JAX-RS in the City of London

JAX-RS
Contractor Daily Rate Histogram in the City of London

The daily rate distribution of IT jobs citing JAX-RS in the City of London over the 3 months to 25 March 2017.

Contractor daily rate histogram for JAX-RS in the City of London

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

For the 6 months to 25 March 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
2 9 (90.00%) HTML
3 8 (80.00%) Agile Software Development
3 8 (80.00%) TDD
3 8 (80.00%) Hibernate
3 8 (80.00%) Linux
3 8 (80.00%) HTTP
3 8 (80.00%) REST
4 7 (70.00%) BDD
4 7 (70.00%) MongoDB
4 7 (70.00%) Neo4j
4 7 (70.00%) Responsive Web Design
4 7 (70.00%) Relational Database
4 7 (70.00%) Dropwizard
4 7 (70.00%) Unix
4 7 (70.00%) Web Design
4 7 (70.00%) Mac OS X
4 7 (70.00%) Configuration Management
5 6 (60.00%) Subversion
5 6 (60.00%) Git (software)
6 5 (50.00%) Software Engineering
7 4 (40.00%) Spring
7 4 (40.00%) Microservices
7 4 (40.00%) Kafka
7 4 (40.00%) Scala
8 3 (30.00%) Apache Cassandra
8 3 (30.00%) Akka
9 2 (20.00%) RESTful
9 2 (20.00%) DevOps
9 2 (20.00%) Spring Boot

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:

Communications & Networking
1 8 (80.00%) HTTP
Database & Business Intelligence
1 7 (70.00%) MongoDB
1 7 (70.00%) Neo4j
1 7 (70.00%) Relational Database
2 3 (30.00%) Apache Cassandra
3 1 (10.00%) Big Data
Development Applications
1 6 (60.00%) Git (software)
1 6 (60.00%) Subversion
2 1 (10.00%) Cucumber
2 1 (10.00%) Maven
2 1 (10.00%) Mockito
General
1 1 (10.00%) Finance
Job Titles
1 9 (90.00%) Developer
1 9 (90.00%) Java Developer
2 3 (30.00%) Senior Developer
2 3 (30.00%) Senior Java Developer
3 2 (20.00%) Agile Developer
3 2 (20.00%) Agile 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%) Java Software Developer
4 1 (10.00%) Software Developer
4 1 (10.00%) Technical Leader
Libraries, Frameworks & Software Standards
1 9 (90.00%) HTML
2 8 (80.00%) Hibernate
2 8 (80.00%) REST
3 7 (70.00%) Dropwizard
4 4 (40.00%) Kafka
4 4 (40.00%) Spring
5 3 (30.00%) Akka
6 2 (20.00%) RESTful
6 2 (20.00%) Spring Boot
7 1 (10.00%) EJB
7 1 (10.00%) HTML5
7 1 (10.00%) J2EE
7 1 (10.00%) JDBC
7 1 (10.00%) JSP
7 1 (10.00%) Play Framework
7 1 (10.00%) Servlets
7 1 (10.00%) Struts
7 1 (10.00%) Swagger
7 1 (10.00%) Web Services
7 1 (10.00%) XML
Operating Systems
1 8 (80.00%) Linux
2 7 (70.00%) Mac OS X
2 7 (70.00%) Unix
Processes & Methodologies
1 8 (80.00%) Agile Software Development
1 8 (80.00%) TDD
2 7 (70.00%) BDD
2 7 (70.00%) Configuration Management
2 7 (70.00%) Responsive Web Design
2 7 (70.00%) Web Design
3 5 (50.00%) Software Engineering
4 4 (40.00%) Microservices
5 2 (20.00%) Continuous Deployment
5 2 (20.00%) DevOps
6 1 (10.00%) API Design
6 1 (10.00%) Continuous Delivery
6 1 (10.00%) Data Migration
6 1 (10.00%) High Availability
6 1 (10.00%) Migration
6 1 (10.00%) Pair Programming
6 1 (10.00%) Unit Testing
6 1 (10.00%) Web Development
Programming Languages
1 10 (100.00%) Java
2 4 (40.00%) Scala
3 1 (10.00%) JavaScript
Qualifications
1 1 (10.00%) BPSS Clearance
City, London
Oliver Bernard
Rate: £550 - £600 per day
Posted: 4 days ago