The following table provides summary statistics for contract job vacancies advertised in London with a requirement for WSDL skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited WSDL over the 3 months to 24 June 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.

Web Services Description Language (WSDL)
England / London
3 months to
24 Jun 2017
Same period 2016 Same period 2015
Rank 395 381 402
Rank change year-on-year -14 +21  
Contract jobs citing WSDL 17 47 20
As % of all contract IT jobs advertised in London 0.083% 0.22% 0.085%
As % of the Libraries, Frameworks & Software Standards category 0.23% 0.67% 0.27%
Number of daily rates quoted 6 23 13
Median daily rate £500 £505 £438
Median daily rate % change year-on-year -0.99% +15.42%  
90% offered a daily rate of more than £488 £350 £353
10% offered a daily rate of more than £538 £670 £530
UK excluding London median daily rate £488 £475 £425
% change year-on-year +2.63% +11.76%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £40.00 - -

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

Contract Software Library & Framework Skills
London
Contract job vacancies with a requirement for industry standards, technical specifications and software library and framework skills 7322 7035 7321
As % of all contract IT job vacancies advertised in London 35.82% 32.46% 31.29%
Number of daily rates quoted 5438 5395 5313
Median daily rate £480 £450 £425
Median daily rate % change year-on-year +6.66% +5.88%  
90% offered a daily rate of more than £350 £325 £310
10% offered a daily rate of more than £600 £600 £575
UK excluding London median daily rate £398 £375 £350
% change year-on-year +6.00% +7.14%  
Number of hourly rates quoted 50 25 50
Median hourly rate £35.00 £40.00 £22.50
Median hourly rate % change year-on-year -12.50% +77.77%  
90% offered a hourly rate of more than £16.00 £20.00 £16.13
10% offered a hourly rate of more than £55.00 £190.00 £60.00
UK excluding London median hourly rate £42.50 £36.00 £40.00
% change year-on-year +18.05% -10.00%  

WSDL
Job Vacancy Trend in London

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

Job vacancy trend for WSDL in London

WSDL
Contractor Daily Rate Trend in London

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

Contractor daily rate trend for WSDL in London

WSDL
Contract Job Locations in London

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing WSDL within the London region over the 3 months to 24 June 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
Contract
IT Job Ads
Median
Daily Rate
Last 3 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
City of London -1 2 - -
Hayes - 1 - -
WSDL
England

For the 6 months to 24 June 2017, IT contractor jobs citing WSDL 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 London region with a requirement for WSDL.

1 20 (90.91%) SOAP
2 18 (81.82%) XML
3 17 (77.27%) Web Services
4 16 (72.73%) Java
5 14 (63.64%) REST
6 12 (54.55%) XSD
6 12 (54.55%) SOA
7 10 (45.45%) Finance
7 10 (45.45%) Agile Software Development
8 8 (36.36%) Jenkins
9 7 (31.82%) TDD
10 6 (27.27%) IBM
10 6 (27.27%) XSLT
10 6 (27.27%) JUnit
10 6 (27.27%) Java EE
11 5 (22.73%) WebSphere
11 5 (22.73%) JSON
11 5 (22.73%) Maven
11 5 (22.73%) Open Source
11 5 (22.73%) SQL
11 5 (22.73%) XSL
11 5 (22.73%) XMLSpy
11 5 (22.73%) Middleware
11 5 (22.73%) Eclipse
11 5 (22.73%) JMS
12 4 (18.18%) Manufacturing
12 4 (18.18%) Programme Management
12 4 (18.18%) Electronics
12 4 (18.18%) Telecoms
12 4 (18.18%) Scrum

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 5 (22.73%) WebSphere
2 3 (13.64%) Tomcat
3 1 (4.55%) Confluence
3 1 (4.55%) GlassFish
3 1 (4.55%) JBoss
3 1 (4.55%) Oracle SOA Suite
3 1 (4.55%) WebLogic
Business Applications
1 4 (18.18%) SAP Oil and Gas
2 1 (4.55%) Oracle EBS
2 1 (4.55%) Oracle Retail
Cloud Services
1 1 (4.55%) Amazon AWS
1 1 (4.55%) GitHub
Communications & Networking
1 4 (18.18%) HTTP
2 3 (13.64%) Firewall
2 3 (13.64%) SNMP
2 3 (13.64%) SSH
2 3 (13.64%) SSL
2 3 (13.64%) TCP/IP
3 2 (9.09%) Telnet
Database & Business Intelligence
1 1 (4.55%) Oracle ODI
Development Applications
1 8 (36.36%) Jenkins
2 6 (27.27%) JUnit
3 5 (22.73%) Eclipse
3 5 (22.73%) Maven
3 5 (22.73%) XMLSpy
4 4 (18.18%) Git (software)
5 3 (13.64%) Cucumber
5 3 (13.64%) Gerrit
5 3 (13.64%) JBehave
5 3 (13.64%) Mockito
5 3 (13.64%) Selenium
5 3 (13.64%) Sonatype Nexus
6 2 (9.09%) JIRA
6 2 (9.09%) SoapUI
7 1 (4.55%) Hudson
General
1 10 (45.45%) Finance
2 4 (18.18%) Banking
2 4 (18.18%) Electronics
2 4 (18.18%) Manufacturing
2 4 (18.18%) Marketing
2 4 (18.18%) Telecoms
3 3 (13.64%) Front Office
3 3 (13.64%) Investment Banking
4 1 (4.55%) Financial Institution
4 1 (4.55%) Retail
Job Titles
1 11 (50.00%) Developer
2 7 (31.82%) Java Developer
3 5 (22.73%) Architect
4 4 (18.18%) Analyst
4 4 (18.18%) Business Analyst
4 4 (18.18%) Product Analyst
4 4 (18.18%) Product Business Analyst
4 4 (18.18%) Product Owner
4 4 (18.18%) Technical Analyst
4 4 (18.18%) Technical Business Analyst
4 4 (18.18%) Technical Product Owner
5 3 (13.64%) Solutions Architect
6 2 (9.09%) Consultant
7 1 (4.55%) Data Consultant
7 1 (4.55%) J2EE Developer
7 1 (4.55%) Java/J2EE Developer
7 1 (4.55%) Lead Architect
7 1 (4.55%) Senior Architect
7 1 (4.55%) Senior Developer
7 1 (4.55%) WebSphere Developer
Libraries, Frameworks & Software Standards
1 20 (90.91%) SOAP
2 18 (81.82%) XML
3 17 (77.27%) Web Services
4 14 (63.64%) REST
5 12 (54.55%) XSD
6 6 (27.27%) Java EE
6 6 (27.27%) XSLT
7 5 (22.73%) JMS
7 5 (22.73%) JSON
7 5 (22.73%) Middleware
7 5 (22.73%) XSL
8 4 (18.18%) JSON Schema
9 3 (13.64%) Apache Camel
9 3 (13.64%) Hibernate
9 3 (13.64%) RESTful
9 3 (13.64%) Spring
9 3 (13.64%) Spring Integration
9 3 (13.64%) Spring MVC
9 3 (13.64%) Spring Web Flow
9 3 (13.64%) Struts
Miscellaneous
1 4 (18.18%) DataPower
2 3 (13.64%) Analytical Skills
2 3 (13.64%) Data Structures
2 3 (13.64%) Derivative
2 3 (13.64%) Interest Rate Derivative
2 3 (13.64%) PKI
3 1 (4.55%) Clustering
3 1 (4.55%) Private Cloud
3 1 (4.55%) User Experience
Operating Systems
1 1 (4.55%) Linux
Processes & Methodologies
1 12 (54.55%) SOA
2 10 (45.45%) Agile Software Development
3 7 (31.82%) TDD
4 5 (22.73%) Open Source
5 4 (18.18%) API Design
5 4 (18.18%) Business Intelligence
5 4 (18.18%) Continuous Integration
5 4 (18.18%) Digital Marketing
5 4 (18.18%) Digital Transformation Programme
5 4 (18.18%) Programme Management
5 4 (18.18%) Scrum
5 4 (18.18%) SDLC
6 3 (13.64%) Cryptography
6 3 (13.64%) Investment Management
6 3 (13.64%) Microservices
6 3 (13.64%) MVC
6 3 (13.64%) PnL Attribution
6 3 (13.64%) UML
6 3 (13.64%) User Acceptance Testing
6 3 (13.64%) Workflow
Programming Languages
1 16 (72.73%) Java
2 5 (22.73%) SQL
3 3 (13.64%) Scala
4 2 (9.09%) XPath
Qualifications
1 1 (4.55%) Degree
1 1 (4.55%) SC Cleared
1 1 (4.55%) Security Cleared
Quality Assurance & Compliance
1 1 (4.55%) QA
System Software
1 1 (4.55%) Docker
1 1 (4.55%) Hyper-V
1 1 (4.55%) VMware Infrastructure
1 1 (4.55%) Xen
Systems Management
1 1 (4.55%) Microsoft Intune
1 1 (4.55%) vCenter Server
Vendors
1 6 (27.27%) IBM
2 4 (18.18%) SAP
3 3 (13.64%) MuleSoft
3 3 (13.64%) Sybase
4 1 (4.55%) Citrix
4 1 (4.55%) Microsoft
4 1 (4.55%) Oracle
4 1 (4.55%) VMware