The following table provides summary statistics for permanent job vacancies advertised in London with a requirement for WSDL skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited WSDL over the 3 months to 30 March 2017 with a comparison to the same period in the previous 2 years.

Web Services Description Language (WSDL)
England / London
3 months to
30 Mar 2017
Same period 2016 Same period 2015
Rank 541 596 570
Rank change year-on-year +55 -26  
Permanent jobs citing WSDL 46 55 77
As % of all permanent IT jobs advertised in London 0.14% 0.13% 0.18%
As % of the Libraries, Frameworks & Software Standards category 0.34% 0.32% 0.48%
Number of salaries quoted 17 52 53
Median salary £70,000 £70,000 £47,500
Median salary % change year-on-year - +47.36%  
90% offered a salary of more than £55,000 £47,750 £42,100
10% offered a salary of more than £85,000 £80,000 £60,000
UK excluding London median salary £45,000 £45,000 £40,000
% change year-on-year - +12.50%  

WSDL 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 13624 16999 15893
As % of all permanent IT job vacancies advertised in London 40.21% 39.98% 37.07%
Number of salaries quoted 11736 14843 13487
Median salary £57,500 £55,000 £54,000
Median salary % change year-on-year +4.54% +1.85%  
90% offered a salary of more than £38,000 £37,500 £35,500
10% offered a salary of more than £80,000 £72,500 £77,500
UK excluding London median salary £40,000 £42,500 £40,000
% change year-on-year -5.88% +6.25%  

WSDL
Job Vacancy Trend in London

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

Job vacancy trend for WSDL in London

WSDL
Salary Trend in London

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

Salary trend for WSDL in London

WSDL
Salary Histogram in London

The salary distribution of IT jobs citing WSDL in London over the 3 months to 30 March 2017.

Salary histogram for WSDL in London

WSDL
Job Locations in London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing WSDL within the London region over the 3 months to 30 March 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 +35 5 £72,500 +38.09%
WSDL
England

For the 6 months to 30 March 2017, IT jobs citing WSDL 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 WSDL.

1 70 (95.89%) XML
2 69 (94.52%) SOAP
3 56 (76.71%) Oracle
4 55 (75.34%) Web Services
5 50 (68.49%) XSD
6 49 (67.12%) REST
7 47 (64.38%) Java
8 42 (57.53%) Finance
9 40 (54.79%) J2EE
9 40 (54.79%) Agile Software Development
10 39 (53.42%) Spring
11 38 (52.05%) SQL
12 35 (47.95%) XSLT
12 35 (47.95%) JMS
12 35 (47.95%) Jenkins
13 34 (46.58%) JBoss
14 33 (45.21%) DOM
14 33 (45.21%) JavaScript
14 33 (45.21%) MySQL
14 33 (45.21%) JAXB
14 33 (45.21%) SAX
14 33 (45.21%) JAX-WS
15 32 (43.84%) Continuous Integration
15 32 (43.84%) Oracle Database 11g
15 32 (43.84%) WebLogic
15 32 (43.84%) Oracle Database
16 31 (42.47%) Analytics
16 31 (42.47%) HTML
16 31 (42.47%) CSS
16 31 (42.47%) OO

WSDL
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 34 (46.58%) JBoss
2 32 (43.84%) WebLogic
3 30 (41.10%) WebSphere
4 28 (38.36%) Jetty
4 28 (38.36%) Tomcat
5 27 (36.99%) nginx
6 15 (20.55%) Oracle SOA Suite
7 14 (19.18%) Oracle Workflow
8 5 (6.85%) Mule
8 5 (6.85%) Mule ESB
9 4 (5.48%) Oracle BPEL
10 3 (4.11%) SAS
11 2 (2.74%) Apache
12 1 (1.37%) Adobe Experience Manager
12 1 (1.37%) Confluence
12 1 (1.37%) GlassFish
12 1 (1.37%) WebSphere Application Server
Applications
1 2 (2.74%) MS Excel
2 1 (1.37%) MS Office
2 1 (1.37%) MS Visio
Business Applications
1 9 (12.33%) Oracle BPM
2 8 (10.96%) Workday HCM
3 6 (8.22%) NetSuite
4 5 (6.85%) BusinessWorks
4 5 (6.85%) Payment Gateway
5 3 (4.11%) Dynamics CRM
5 3 (4.11%) Eloqua
6 1 (1.37%) Oracle BRM
6 1 (1.37%) SAP Hybris
6 1 (1.37%) SAP Oil and Gas
Cloud Services
1 8 (10.96%) Boomi
2 7 (9.59%) SaaS
3 4 (5.48%) Cloud Computing
4 3 (4.11%) FinancialForce.com
4 3 (4.11%) Force.com
5 2 (2.74%) Amazon AWS
5 2 (2.74%) Heroku
5 2 (2.74%) iPaaS
6 1 (1.37%) IaaS
6 1 (1.37%) PaaS
Communications & Networking
1 16 (21.92%) HTTP
2 13 (17.81%) HTTPS
2 13 (17.81%) SNMP
2 13 (17.81%) TCP/IP
3 3 (4.11%) SSL
4 1 (1.37%) Kerberos
4 1 (1.37%) Wireless
Database & Business Intelligence
1 33 (45.21%) MySQL
2 32 (43.84%) Oracle Database
2 32 (43.84%) Oracle Database 11g
3 30 (41.10%) PostgreSQL
3 30 (41.10%) Relational Database
4 28 (38.36%) InterSystems Cache
5 4 (5.48%) Big Data
5 4 (5.48%) Hadoop
5 4 (5.48%) OLAP
5 4 (5.48%) SQL Server
6 3 (4.11%) Data Warehouse
6 3 (4.11%) Oracle OLAP
7 2 (2.74%) Blockchain
7 2 (2.74%) RDBMS
8 1 (1.37%) DataStage
8 1 (1.37%) DB2
8 1 (1.37%) IBM InfoSphere
8 1 (1.37%) MongoDB
8 1 (1.37%) NoSQL
Development Applications
1 35 (47.95%) Jenkins
2 30 (41.10%) Maven
3 29 (39.73%) Eclipse
4 28 (38.36%) Ant
4 28 (38.36%) Hudson
4 28 (38.36%) JUnit
4 28 (38.36%) Sonatype Nexus
4 28 (38.36%) Subversion
5 19 (26.03%) Talend Open Studio
6 13 (17.81%) CppUnit
6 13 (17.81%) GDB
6 13 (17.81%) Valgrind
6 13 (17.81%) XMLSpy
7 7 (9.59%) Git (software)
8 4 (5.48%) Bitbucket
8 4 (5.48%) SoapUI
9 3 (4.11%) JIRA
10 2 (2.74%) Gerrit
11 1 (1.37%) ERwin
11 1 (1.37%) LoadRunner
General
1 42 (57.53%) Finance
2 13 (17.81%) Banking
3 4 (5.48%) Marketing
4 3 (4.11%) Advertising
4 3 (4.11%) Telecoms
5 2 (2.74%) Law
5 2 (2.74%) Retail
6 1 (1.37%) Electronics
6 1 (1.37%) Manufacturing
Job Titles
1 23 (31.51%) Architect
2 21 (28.77%) Developer
3 16 (21.92%) Software Engineer
4 14 (19.18%) Senior Software Engineer
5 10 (13.70%) Integration Architect
6 9 (12.33%) Analyst
6 9 (12.33%) Java Engineer
6 9 (12.33%) Java Software Engineer
7 8 (10.96%) Integration Analyst
7 8 (10.96%) SAP Analyst
7 8 (10.96%) Solutions Architect
8 7 (9.59%) C++ Software Engineer
8 7 (9.59%) Java Developer
8 7 (9.59%) Senior C++ Software Engineer
8 7 (9.59%) Senior Java Engineer
8 7 (9.59%) Senior Java Software Engineer
9 6 (8.22%) C++ Developer
10 4 (5.48%) SOA Developer
11 3 (4.11%) Oracle SOA Developer
11 3 (4.11%) Technical Solutions Architect
Libraries, Frameworks & Software Standards
1 70 (95.89%) XML
2 69 (94.52%) SOAP
3 55 (75.34%) Web Services
4 50 (68.49%) XSD
5 49 (67.12%) REST
6 40 (54.79%) J2EE
7 39 (53.42%) Spring
8 35 (47.95%) JMS
8 35 (47.95%) XSLT
9 33 (45.21%) DOM
9 33 (45.21%) JAXB
9 33 (45.21%) JAX-WS
9 33 (45.21%) SAX
10 31 (42.47%) CSS
10 31 (42.47%) HTML
11 30 (41.10%) Java EE
11 30 (41.10%) JSP
11 30 (41.10%) RESTful
12 29 (39.73%) Hibernate
13 28 (38.36%) JSF
Miscellaneous
1 13 (17.81%) Enterprise Software
2 7 (9.59%) Computer Science
3 6 (8.22%) DataPower
4 5 (6.85%) Management Information System
5 4 (5.48%) Analytical Skills
6 3 (4.11%) Data Centre
6 3 (4.11%) Mobile App
7 1 (1.37%) Fintech
Operating Systems
1 30 (41.10%) Windows
2 28 (38.36%) Linux
3 17 (23.29%) Unix
Processes & Methodologies
1 40 (54.79%) Agile Software Development
2 32 (43.84%) Continuous Integration
3 31 (42.47%) Analytics
3 31 (42.47%) OO
4 30 (41.10%) ETL
4 30 (41.10%) UML
5 29 (39.73%) Microservices
6 28 (38.36%) AOP
6 28 (38.36%) API Design
6 28 (38.36%) BPMN
6 28 (38.36%) RUP
7 27 (36.99%) Multithreading
7 27 (36.99%) Workflow
8 24 (32.88%) Software Engineering
9 21 (28.77%) SOA
10 20 (27.40%) Technical Architecture
11 14 (19.18%) Enterprise Architecture
11 14 (19.18%) Open Source
12 13 (17.81%) Mathematics
12 13 (17.81%) Memory Management
Programming Languages
1 47 (64.38%) Java
2 38 (52.05%) SQL
3 33 (45.21%) JavaScript
4 28 (38.36%) Groovy
4 28 (38.36%) Shell Script
5 25 (34.25%) C++
6 16 (21.92%) Python
7 14 (19.18%) C#
8 13 (17.81%) C
8 13 (17.81%) Go
8 13 (17.81%) Ruby
8 13 (17.81%) Scala
9 6 (8.22%) XPath
10 4 (5.48%) PL/SQL
11 3 (4.11%) Apex Code
11 3 (4.11%) R
Qualifications
1 9 (12.33%) Degree
2 1 (1.37%) CITP
Quality Assurance & Compliance
1 3 (4.11%) QA
2 1 (1.37%) Data Quality
Systems Management
1 1 (1.37%) OpenSSO
1 1 (1.37%) Tivoli
Vendors
1 56 (76.71%) Oracle
2 29 (39.73%) Splunk
3 28 (38.36%) Altova
4 27 (36.99%) ILOG
5 19 (26.03%) Talend
6 16 (21.92%) WSO2
7 14 (19.18%) Fiorano
8 13 (17.81%) Google
9 11 (15.07%) IBM
10 10 (13.70%) MuleSoft
10 10 (13.70%) SAP
11 9 (12.33%) Jitterbit
11 9 (12.33%) TIBCO
12 8 (10.96%) Workday
13 6 (8.22%) Dell
14 5 (6.85%) Hopewiser
14 5 (6.85%) Microsoft
14 5 (6.85%) Red Hat
14 5 (6.85%) webMethods
14 5 (6.85%) WorldPay