The following table provides summary statistics for permanent job vacancies advertised in London with a requirement for JAX-WS skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited JAX-WS over the 3 months to 25 April 2017 with a comparison to the same period in the previous 2 years.

Java API for XML Web Services (JAX-WS)
England / London
3 months to
25 Apr 2017
Same period 2016 Same period 2015
Rank 567 614 658
Rank change year-on-year +47 +44  
Permanent jobs citing JAX-WS 21 47 16
As % of all permanent IT jobs advertised in London 0.061% 0.11% 0.035%
As % of the Libraries, Frameworks & Software Standards category 0.15% 0.27% 0.095%
Number of salaries quoted 6 38 16
Median salary £52,500 £57,500 £66,250
Median salary % change year-on-year -8.69% -13.20%  
90% offered a salary of more than £45,000 £50,000 £55,000
10% offered a salary of more than £60,000 £73,250 £75,000
UK excluding London median salary £45,000 £45,000 £48,750
% change year-on-year - -7.69%  

JAX-WS 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 permanent job vacancies advertised in London with a requirement for industry standards, technical specifications and software library and framework skills.

Software Library & Framework Skills
London
Permanent job vacancies with a requirement for industry standards, technical specifications and software library and framework skills 13881 17116 16902
As % of all permanent IT job vacancies advertised in London 40.44% 40.23% 37.31%
Number of salaries quoted 11838 14999 14367
Median salary £57,500 £55,000 £52,500
Median salary % change year-on-year +4.54% +4.76%  
90% offered a salary of more than £40,000 £37,500 £36,000
10% offered a salary of more than £80,000 £75,000 £77,500
UK excluding London median salary £40,000 £42,500 £40,000
% change year-on-year -5.88% +6.25%  

JAX-WS
Job Vacancy Trend in London

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

Job vacancy trend for JAX-WS in London

JAX-WS
Salary Trend in London

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing JAX-WS in London.

Salary trend for JAX-WS in London

JAX-WS
Salary Histogram in London

The salary distribution of IT jobs citing JAX-WS in London over the 3 months to 25 April 2017.

Salary histogram for JAX-WS in London

JAX-WS
Job Locations in London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing JAX-WS within the London region over the 3 months to 25 April 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
Permanent
IT Job Ads
Median Salary
Last 3 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
City of London +31 10 £52,500 -2.32% 1
JAX-WS
England

For the 6 months to 25 April 2017, IT jobs citing JAX-WS also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads across the London region with a requirement for JAX-WS.

1 49 (100.00%) Java
2 43 (87.76%) Finance
3 42 (85.71%) J2EE
3 42 (85.71%) Web Services
4 39 (79.59%) XML
4 39 (79.59%) JavaScript
4 39 (79.59%) Hibernate
5 38 (77.55%) JUnit
5 38 (77.55%) JMS
6 37 (75.51%) SQL
6 37 (75.51%) CSS
6 37 (75.51%) HTML
6 37 (75.51%) Spring
6 37 (75.51%) Continuous Integration
7 36 (73.47%) Groovy
7 36 (73.47%) Agile Software Development
8 34 (69.39%) Subversion
9 33 (67.35%) JPA
9 33 (67.35%) MySQL
9 33 (67.35%) Oracle
9 33 (67.35%) JBoss
10 32 (65.31%) XSD
10 32 (65.31%) Linux
10 32 (65.31%) Eclipse
10 32 (65.31%) PostgreSQL
11 31 (63.27%) WSDL
11 31 (63.27%) JAXB
11 31 (63.27%) SAX
11 31 (63.27%) DOM
11 31 (63.27%) OO

JAX-WS
Co-occurring IT Skills in 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 33 (67.35%) JBoss
2 28 (57.14%) WebLogic
2 28 (57.14%) WebSphere
3 27 (55.10%) Jetty
3 27 (55.10%) Tomcat
4 25 (51.02%) nginx
5 12 (24.49%) Oracle Workflow
6 5 (10.20%) Mule
6 5 (10.20%) Mule ESB
6 5 (10.20%) Oracle SOA Suite
7 1 (2.04%) WildFly
Business Applications
1 5 (10.20%) BusinessWorks
1 5 (10.20%) Oracle BPM
1 5 (10.20%) Payment Gateway
2 1 (2.04%) Oracle BRM
Communications & Networking
1 13 (26.53%) HTTP
1 13 (26.53%) HTTPS
1 13 (26.53%) SNMP
1 13 (26.53%) TCP/IP
Database & Business Intelligence
1 33 (67.35%) MySQL
2 32 (65.31%) PostgreSQL
3 26 (53.06%) InterSystems Cache
3 26 (53.06%) Oracle Database
3 26 (53.06%) Oracle Database 11g
3 26 (53.06%) Relational Database
4 6 (12.24%) KDB
4 6 (12.24%) SQL Server
5 2 (4.08%) Blockchain
6 1 (2.04%) Infinispan
Development Applications
1 38 (77.55%) JUnit
2 34 (69.39%) Subversion
3 32 (65.31%) Eclipse
4 31 (63.27%) Jenkins
5 27 (55.10%) Ant
5 27 (55.10%) Maven
6 26 (53.06%) Hudson
6 26 (53.06%) Sonatype Nexus
7 17 (34.69%) Talend Open Studio
8 13 (26.53%) CppUnit
8 13 (26.53%) GDB
8 13 (26.53%) Valgrind
8 13 (26.53%) XMLSpy
9 6 (12.24%) TestNG
10 5 (10.20%) Atlassian Bamboo
11 1 (2.04%) Cucumber
11 1 (2.04%) Git (software)
11 1 (2.04%) Mockito
11 1 (2.04%) Spock
General
1 43 (87.76%) Finance
2 14 (28.57%) Banking
Job Titles
1 24 (48.98%) Developer
2 18 (36.73%) Java Developer
2 18 (36.73%) Software Engineer
3 14 (28.57%) Senior Software Engineer
4 11 (22.45%) Java Engineer
4 11 (22.45%) Java Software Engineer
5 7 (14.29%) C++ Software Engineer
5 7 (14.29%) Senior C++ Software Engineer
5 7 (14.29%) Senior Java Engineer
5 7 (14.29%) Senior Java Software Engineer
6 6 (12.24%) C++ Developer
7 5 (10.20%) Architect
7 5 (10.20%) SQL Developer
8 4 (8.16%) Developer/Software Engineer
8 4 (8.16%) Java Software Developer
9 3 (6.12%) Java Scala Developer
9 3 (6.12%) Lucene Developer
9 3 (6.12%) Scala Developer
10 2 (4.08%) Java Scala Software Engineer
10 2 (4.08%) Scala Software Engineer
Libraries, Frameworks & Software Standards
1 42 (85.71%) J2EE
1 42 (85.71%) Web Services
2 39 (79.59%) Hibernate
2 39 (79.59%) XML
3 38 (77.55%) JMS
4 37 (75.51%) CSS
4 37 (75.51%) HTML
4 37 (75.51%) Spring
5 33 (67.35%) JPA
6 32 (65.31%) XSD
7 31 (63.27%) DOM
7 31 (63.27%) JAXB
7 31 (63.27%) SAX
7 31 (63.27%) SOAP
7 31 (63.27%) WSDL
8 28 (57.14%) Java EE
9 27 (55.10%) Apache OpenJPA
9 27 (55.10%) JSP
9 27 (55.10%) XSLT
10 26 (53.06%) REST
Miscellaneous
1 13 (26.53%) Enterprise Software
2 6 (12.24%) Analytical Skills
2 6 (12.24%) Data Structures
3 5 (10.20%) DataPower
4 1 (2.04%) Computer Science
4 1 (2.04%) Derivative
4 1 (2.04%) Equities
4 1 (2.04%) Foreign Exchange (FX)
Operating Systems
1 32 (65.31%) Linux
2 26 (53.06%) Windows
3 13 (26.53%) Unix
Processes & Methodologies
1 37 (75.51%) Continuous Integration
2 36 (73.47%) Agile Software Development
3 31 (63.27%) OO
4 29 (59.18%) Multithreading
5 26 (53.06%) AOP
5 26 (53.06%) BPMN
5 26 (53.06%) RUP
5 26 (53.06%) UML
6 25 (51.02%) Analytics
6 25 (51.02%) API Design
6 25 (51.02%) ETL
6 25 (51.02%) Microservices
6 25 (51.02%) Software Engineering
6 25 (51.02%) Workflow
7 20 (40.82%) Mathematics
8 19 (38.78%) Memory Management
9 13 (26.53%) Open Source
10 12 (24.49%) Enterprise Architecture
10 12 (24.49%) Technical Architecture
11 11 (22.45%) OOP
Programming Languages
1 49 (100.00%) Java
2 39 (79.59%) JavaScript
3 37 (75.51%) SQL
4 36 (73.47%) Groovy
5 26 (53.06%) Shell Script
6 21 (42.86%) C++
7 18 (36.73%) Scala
8 13 (26.53%) C
8 13 (26.53%) C#
8 13 (26.53%) Go
8 13 (26.53%) Python
8 13 (26.53%) Ruby
9 5 (10.20%) Clojure
9 5 (10.20%) Kotlin
9 5 (10.20%) XPath
10 4 (8.16%) Jython
Qualifications
1 1 (2.04%) Degree
Vendors
1 33 (67.35%) Oracle
2 26 (53.06%) Altova
3 25 (51.02%) ILOG
3 25 (51.02%) Splunk
4 19 (38.78%) Google
5 17 (34.69%) Talend
6 12 (24.49%) Fiorano
6 12 (24.49%) WSO2
7 5 (10.20%) Hopewiser
7 5 (10.20%) IBM
7 5 (10.20%) LexisNexis
7 5 (10.20%) Red Hat
7 5 (10.20%) TIBCO
7 5 (10.20%) webMethods
7 5 (10.20%) WorldPay
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