Period
to 21 July 2019

The following table provides summary statistics for contract job vacancies 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 6 months to 21 July 2019 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 API for RESTful Web Services (JAX-RS, JSR 311, Jersey)
UK
6 months to
21 Jul 2019
Same period 2018 Same period 2017
Rank 619 724 756
Rank change year-on-year +105 +32 -22
Contract jobs citing JAX-RS 233 173 106
As % of all contract IT jobs advertised in the UK 0.25% 0.17% 0.11%
As % of the Libraries, Frameworks & Software Standards category 0.79% 0.49% 0.34%
Number of daily rates quoted 168 148 64
UK median daily rate £550 £550 £475
Median daily rate % change year-on-year - +15.79% -7.32%
10th Percentile £413 £405 £315
90th Percentile £641 £588 £574
UK excluding London median daily rate £475 £425 £436
% change year-on-year +11.76% -2.52% -10.56%
Number of hourly rates quoted 1 0 0
UK median hourly rate £60.00 - -
UK excluding London median hourly rate £60.00 - -

JAX-RS 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 29,608 35,301 30,883
As % of all contract IT jobs advertised in the UK 32.05% 33.89% 32.19%
Number of daily rates quoted 20,694 24,841 21,355
UK median daily rate £490 £475 £450
Median daily rate % change year-on-year +3.16% +5.56% +5.88%
10th Percentile £331 £319 £306
90th Percentile £650 £625 £613
UK excluding London median daily rate £440 £420 £400
% change year-on-year +4.76% +5.00% +6.67%
Number of hourly rates quoted 326 372 382
UK median hourly rate £42.50 £41.00 £40.38
Median hourly rate % change year-on-year +3.66% +1.54% +7.68%
10th Percentile £19.34 £15.02 £15.00
90th Percentile £60.00 £57.50 £53.75
UK excluding London median hourly rate £42.50 £40.00 £41.25
% change year-on-year +6.25% -3.03% +10.00%

JAX-RS
Job Vacancy Trend

Job postings citing JAX-RS as a percentage of all IT jobs advertised.

Job vacancy trend for JAX-RS in the UK

JAX-RS
Contractor Daily Rate Trend

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

Contractor daily rate trend for JAX-RS in the UK

JAX-RS
Contractor Daily Rate Histogram

The daily rate distribution of IT jobs citing JAX-RS over the 6 months to 21 July 2019.

Contractor daily rate histogram for JAX-RS in the UK

JAX-RS
Contractor Hourly Rate Trend

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

Contractor hourly rate trend for JAX-RS in the UK

JAX-RS
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 JAX-RS within the UK over the 6 months to 21 July 2019. 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 +104 212 £550 - 18
UK excluding London +111 128 £475 +11.76% 14
London +25 102 £588 +6.82% 10
North of England +80 67 £525 +22.09% 2
North West +48 35 £475 +5.04% 1
Yorkshire +58 31 £525 +23.53% 1
South West -12 15 £475 -17.39%
East of England +18 13 £475 -9.52%
South East +11 10 £300 -29.41% 6
Channel Islands +2 8 - -
Northern Ireland - 6 £520 - 2
Midlands +27 5 £393 -16.27%
East Midlands +25 4 £393 -23.41%
Scotland +28 3 £475 +26.58%
West Midlands +22 1 - -
Wales - 1 £478 - 4

For the 6 months to 21 July 2019, IT contractor jobs citing JAX-RS also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all contract job ads with a requirement for JAX-RS.

1 233 (100.00%) Java
2 176 (75.54%) Agile Software Development
3 139 (59.66%) Microservices
4 128 (54.94%) Java 8
5 118 (50.64%) Amazon AWS
6 117 (50.21%) Spring
7 116 (49.79%) TDD
7 116 (49.79%) MongoDB
8 112 (48.07%) Mockito
9 105 (45.06%) Test Automation
10 104 (44.64%) Microsoft Azure
10 104 (44.64%) Maven
11 102 (43.78%) BDD
12 101 (43.35%) Continuous Deployment
13 93 (39.91%) Unix
14 90 (38.63%) Docker
15 89 (38.20%) Git (software)
16 86 (36.91%) Linux
16 86 (36.91%) Pair Programming
17 84 (36.05%) REST
18 82 (35.19%) Web Development
19 79 (33.91%) Mac OS X
19 79 (33.91%) Kubernetes
20 77 (33.05%) Responsive Web Design
20 77 (33.05%) Web Design
20 77 (33.05%) Dropwizard
21 72 (30.90%) Jenkins
22 64 (27.47%) Java EE
23 61 (26.18%) RESTful
24 58 (24.89%) ActiveMQ

JAX-RS
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 32 (13.73%) Confluence
2 24 (10.30%) WebSphere
3 18 (7.73%) JBoss
3 18 (7.73%) Tomcat
4 12 (5.15%) Apache Solr
5 11 (4.72%) Apache
6 10 (4.29%) GeoServer
6 10 (4.29%) WebLogic
7 8 (3.43%) WildFly
8 5 (2.15%) Adobe Experience Manager
8 5 (2.15%) CoreMedia CMS
8 5 (2.15%) Oracle Coherence
8 5 (2.15%) WebSphere Application Server
9 2 (0.86%) Mule
10 1 (0.43%) Apache TomEE
10 1 (0.43%) Camunda
10 1 (0.43%) Jetty
Business Applications
1 7 (3.00%) Oracle BPM
2 5 (2.15%) Distributed Ledger
2 5 (2.15%) Fredhopper
2 5 (2.15%) Magento
2 5 (2.15%) SAP Hybris
Cloud Services
1 118 (50.64%) Amazon AWS
2 104 (44.64%) Microsoft Azure
3 18 (7.73%) Google Cloud Platform
4 13 (5.58%) Kong
5 11 (4.72%) Cloud Computing
6 10 (4.29%) SaaS
7 7 (3.00%) Apigee
7 7 (3.00%) OpenShift
8 6 (2.58%) PaaS
9 5 (2.15%) Algolia
9 5 (2.15%) Serverless
10 2 (0.86%) Amazon SQS
11 1 (0.43%) GitHub
Communications & Networking
1 31 (13.30%) HTTP
2 5 (2.15%) Kerberos
3 3 (1.29%) WebEx
4 2 (0.86%) SSL
5 1 (0.43%) FTP
Database & Business Intelligence
1 116 (49.79%) MongoDB
2 45 (19.31%) PostgreSQL
3 42 (18.03%) Relational Database
4 41 (17.60%) NoSQL
5 23 (9.87%) Neo4j
6 17 (7.30%) MySQL
7 16 (6.87%) SQL Server
8 13 (5.58%) RDBMS
9 10 (4.29%) GIS
10 7 (3.00%) Oracle Database
11 5 (2.15%) Blockchain
Development Applications
1 112 (48.07%) Mockito
2 104 (44.64%) Maven
3 89 (38.20%) Git (software)
4 72 (30.90%) Jenkins
5 42 (18.03%) JUnit
5 42 (18.03%) SonarQube
6 41 (17.60%) JIRA
7 34 (14.59%) Cucumber
8 33 (14.16%) Sonatype Nexus
9 29 (12.45%) Artifactory
9 29 (12.45%) GitLab
10 22 (9.44%) Subversion
11 18 (7.73%) Eclipse
12 15 (6.44%) gulp
13 13 (5.58%) Bitbucket
13 13 (5.58%) Checkstyle
13 13 (5.58%) git-flow
13 13 (5.58%) JMeter
14 12 (5.15%) Liquibase
15 7 (3.00%) Vagrant
General
1 21 (9.01%) Banking
2 6 (2.58%) Finance
3 4 (1.72%) Games
3 4 (1.72%) Retail
4 2 (0.86%) Investment Banking
4 2 (0.86%) Legal
5 1 (0.43%) Front Office
5 1 (0.43%) Local Government
5 1 (0.43%) Manufacturing
Job Titles
1 215 (92.27%) Developer
2 192 (82.40%) Java Developer
3 42 (18.03%) Senior Developer
4 35 (15.02%) Senior Java Developer
5 19 (8.15%) Python Developer
6 13 (5.58%) Agile Developer
6 13 (5.58%) Agile Java Developer
7 12 (5.15%) AWS Developer
7 12 (5.15%) Backend Developer
8 11 (4.72%) Digital Developer
8 11 (4.72%) Software Engineer
9 9 (3.86%) SC Cleared Java Developer
10 8 (3.43%) Front End Developer (Client-Side Developer)
10 8 (3.43%) Java Software Developer
11 7 (3.00%) Software Developer
12 6 (2.58%) Java Engineer
12 6 (2.58%) Linux Developer
13 5 (2.15%) Senior Software Engineer
14 4 (1.72%) HTML Developer
14 4 (1.72%) Java Software Engineer
Libraries, Frameworks & Software Standards
1 117 (50.21%) Spring
2 84 (36.05%) REST
3 77 (33.05%) Dropwizard
4 64 (27.47%) Java EE
5 61 (26.18%) RESTful
6 58 (24.89%) ActiveMQ
7 49 (21.03%) HTML
8 46 (19.74%) Hibernate
9 45 (19.31%) Spring Boot
10 42 (18.03%) JMS
11 33 (14.16%) JPA
12 31 (13.30%) JDBC
13 29 (12.45%) Apache CXF
14 28 (12.02%) JSON
14 28 (12.02%) Mongoose
14 28 (12.02%) Node.js
14 28 (12.02%) Web Services
15 26 (11.16%) Express
16 23 (9.87%) Servlets
17 21 (9.01%) CSS
Miscellaneous
1 13 (5.58%) Linux Command Line
2 10 (4.29%) Enterprise Software
2 10 (4.29%) User Experience
3 5 (2.15%) Analytical Skills
4 4 (1.72%) Greenfield Project
5 3 (1.29%) Self-Motivation
5 3 (1.29%) Video Conferencing
6 2 (0.86%) Algorithms
6 2 (0.86%) Analytical Mindset
6 2 (0.86%) Data Structures
6 2 (0.86%) Foreign Exchange (FX)
6 2 (0.86%) iSeries
7 1 (0.43%) PKI
Operating Systems
1 93 (39.91%) Unix
2 86 (36.91%) Linux
3 79 (33.91%) Mac OS X
4 7 (3.00%) VMS
5 1 (0.43%) Windows
Processes & Methodologies
1 176 (75.54%) Agile Software Development
2 139 (59.66%) Microservices
3 116 (49.79%) TDD
4 105 (45.06%) Test Automation
5 102 (43.78%) BDD
6 101 (43.35%) Continuous Deployment
7 86 (36.91%) Pair Programming
8 82 (35.19%) Web Development
9 77 (33.05%) Responsive Web Design
9 77 (33.05%) Web Design
10 57 (24.46%) Scrum
11 44 (18.88%) Continuous Integration
12 37 (15.88%) DevOps
13 35 (15.02%) OO
14 33 (14.16%) Kanban
15 31 (13.30%) Problem-Solving
16 30 (12.88%) Software Engineering
17 20 (8.58%) Unit Testing
18 16 (6.87%) Dependency Injection
18 16 (6.87%) Integration Testing
Programming Languages
1 233 (100.00%) Java
2 128 (54.94%) Java 8
3 43 (18.45%) JavaScript
4 39 (16.74%) SQL
5 25 (10.73%) Scala
6 24 (10.30%) Python
7 23 (9.87%) Ruby
8 13 (5.58%) JPQL
9 6 (2.58%) C#
10 1 (0.43%) Bash Shell
10 1 (0.43%) C
10 1 (0.43%) Java 9
Qualifications
1 40 (17.17%) Security Cleared
2 34 (14.59%) SC Cleared
3 14 (6.01%) BPSS Clearance
4 4 (1.72%) DBS Check
5 1 (0.43%) CTC Cleared
Quality Assurance & Compliance
1 2 (0.86%) Disclosure Scotland
System Software
1 90 (38.63%) Docker
2 2 (0.86%) vCloud
Systems Management
1 79 (33.91%) Kubernetes
2 7 (3.00%) Ansible
3 5 (2.15%) Opscode Chef
4 4 (1.72%) Puppet
5 1 (0.43%) Istio
5 1 (0.43%) Rancher
Vendors
1 28 (12.02%) Microsoft
2 19 (8.15%) Oracle
3 18 (7.73%) Google
4 15 (6.44%) Atlassian
5 13 (5.58%) IBM
6 6 (2.58%) Red Hat
7 5 (2.15%) Adobe
7 5 (2.15%) Elastic Path
7 5 (2.15%) hybris
7 5 (2.15%) Salesforce.com
7 5 (2.15%) SAP
8 2 (0.86%) Sybase
8 2 (0.86%) VMware
9 1 (0.43%) BEA
9 1 (0.43%) CA