The following table provides summary statistics for contract job vacancies advertised in England 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 27 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)
UK / England
3 months to
27 Jun 2017
Same period 2016 Same period 2015
Rank 525 466 517
Rank change year-on-year -59 +51  
Contract jobs citing WSDL 76 158 109
As % of all contract IT jobs advertised in England 0.18% 0.32% 0.22%
As % of the Libraries, Frameworks & Software Standards category 0.55% 1.10% 0.78%
Number of daily rates quoted 40 95 74
Median daily rate £488 £475 £425
Median daily rate % change year-on-year +2.63% +11.76%  
90% offered a daily rate of more than £440 £350 £332
10% offered a daily rate of more than £551 £646 £530
UK excluding London median daily rate £488 £475 £425
% change year-on-year +2.63% +11.76%  
Number of hourly rates quoted 3 0 0
Median hourly rate £40.00 - -
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 England with a requirement for industry standards, technical specifications and software library and framework skills.

Contract Software Library & Framework Skills
England
Contract job vacancies with a requirement for industry standards, technical specifications and software library and framework skills 13919 14406 14028
As % of all contract IT job vacancies advertised in England 32.19% 29.05% 27.94%
Number of daily rates quoted 9670 10258 9554
Median daily rate £450 £425 £388
Median daily rate % change year-on-year +5.88% +9.67%  
90% offered a daily rate of more than £320 £300 £288
10% offered a daily rate of more than £588 £570 £550
UK excluding London median daily rate £400 £375 £350
% change year-on-year +6.66% +7.14%  
Number of hourly rates quoted 187 175 197
Median hourly rate £41.50 £36.00 £37.45
Median hourly rate % change year-on-year +15.27% -3.87%  
90% offered a hourly rate of more than £22.00 £18.80 £17.50
10% offered a hourly rate of more than £55.00 £50.00 £55.00
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 England

The job posting trend of jobs advertised in England 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 England

WSDL
Contractor Daily Rate Trend in England

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

Contractor daily rate trend for WSDL in England

WSDL
Contractor Daily Rate Histogram in England

The daily rate distribution of IT jobs citing WSDL in England over the 3 months to 27 June 2017.

Contractor daily rate histogram for WSDL in England

WSDL
Contractor Hourly Rate Trend in England

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

Contractor hourly rate trend for WSDL in England

WSDL
Contract Job Locations in England

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing WSDL within the England region over the 3 months to 27 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
South East +13 17 £445 -4.30%
London -27 17 £500 -0.99% 5
West Midlands +23 13 £550 +60.46%
East of England +6 12 £494 +38.59% 2
South West -19 8 £553 -13.33% 3
North West -2 6 £488 +2.63%
Yorkshire +22 2 £375 -15.73% 2
East Midlands -10 1 - - 1
WSDL
UK

For the 6 months to 27 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 England region with a requirement for WSDL.

1 89 (80.91%) SOAP
1 89 (80.91%) XML
2 63 (57.27%) Web Services
3 61 (55.45%) Agile Software Development
4 59 (53.64%) XSD
5 57 (51.82%) SOA
6 49 (44.55%) JSON
7 46 (41.82%) Java
8 39 (35.45%) XSLT
9 38 (34.55%) Middleware
10 36 (32.73%) TDD
11 34 (30.91%) Finance
11 34 (30.91%) Git (software)
11 34 (30.91%) REST
12 33 (30.00%) Jenkins
13 32 (29.09%) SoapUI
14 31 (28.18%) JSON Schema
14 31 (28.18%) Scrum
15 30 (27.27%) Linux
16 28 (25.45%) Subversion
17 27 (24.55%) Unix
18 26 (23.64%) HTTP
19 25 (22.73%) SSL
20 23 (20.91%) SQL
20 23 (20.91%) Spring
20 23 (20.91%) Maven
20 23 (20.91%) Continuous Integration
21 22 (20.00%) Kanban
21 22 (20.00%) Oracle
21 22 (20.00%) Mac OS X

WSDL
Co-occurring IT Skills in England 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 12 (10.91%) Oracle SOA Suite
1 12 (10.91%) WebLogic
2 11 (10.00%) WebSphere
3 9 (8.18%) JBoss
4 7 (6.36%) Confluence
5 5 (4.55%) Mule
6 4 (3.64%) Oracle Coherence
6 4 (3.64%) Oracle Service Bus
7 3 (2.73%) FileNet
7 3 (2.73%) Tomcat
8 2 (1.82%) Adobe Experience Manager
8 2 (1.82%) Apache
8 2 (1.82%) SAS
8 2 (1.82%) WebSphere Application Server
9 1 (0.91%) BizTalk Server
9 1 (0.91%) GlassFish
9 1 (0.91%) Mule ESB
9 1 (0.91%) nginx
9 1 (0.91%) SharePoint
9 1 (0.91%) SharePoint 2013
Applications
1 3 (2.73%) Microsoft Office
2 2 (1.82%) SPSS
3 1 (0.91%) Adobe Creative Suite
3 1 (0.91%) HipChat
Business Applications
1 10 (9.09%) SAP Oil and Gas
2 4 (3.64%) Salesforce.com CRM
3 1 (0.91%) Dynamics CRM
3 1 (0.91%) Oracle BPM
3 1 (0.91%) Oracle EBS
3 1 (0.91%) Oracle Retail
Cloud Services
1 6 (5.45%) SaaS
2 4 (3.64%) Amazon AWS
2 4 (3.64%) GitHub
2 4 (3.64%) IaaS
2 4 (3.64%) PaaS
3 3 (2.73%) Microsoft Azure
4 2 (1.82%) Boomi
5 1 (0.91%) Force.com
Communications & Networking
1 26 (23.64%) HTTP
2 25 (22.73%) SSL
3 7 (6.36%) TCP/IP
4 4 (3.64%) SSH
5 3 (2.73%) Firewall
5 3 (2.73%) SNMP
6 2 (1.82%) Telnet
7 1 (0.91%) AMQP
7 1 (0.91%) LDAP
7 1 (0.91%) Radio Access Network
7 1 (0.91%) SMS
7 1 (0.91%) Wireless
Database & Business Intelligence
1 12 (10.91%) Relational Database
2 8 (7.27%) RDBMS
3 7 (6.36%) DB2
3 7 (6.36%) SQL Server
4 6 (5.45%) Data Warehouse
4 6 (5.45%) Oracle Database
5 4 (3.64%) NoSQL
5 4 (3.64%) Oracle Database 11g
5 4 (3.64%) Star Schema
6 3 (2.73%) Firebird
6 3 (2.73%) Oracle Database 12c
6 3 (2.73%) Power BI
7 2 (1.82%) Data Mining
7 2 (1.82%) Enterprise Data Warehouse
7 2 (1.82%) Text Mining
8 1 (0.91%) DB2 UDB
8 1 (0.91%) Oracle ODI
Development Applications
1 34 (30.91%) Git (software)
2 33 (30.00%) Jenkins
3 32 (29.09%) SoapUI
4 28 (25.45%) Subversion
5 23 (20.91%) Maven
6 17 (15.45%) JIRA
7 10 (9.09%) Eclipse
8 9 (8.18%) JUnit
8 9 (8.18%) XMLSpy
9 6 (5.45%) Selenium
10 3 (2.73%) Cucumber
10 3 (2.73%) ERwin
10 3 (2.73%) Gerrit
10 3 (2.73%) Gradle
10 3 (2.73%) Hudson
10 3 (2.73%) JBehave
10 3 (2.73%) Mockito
10 3 (2.73%) Sonatype Nexus
10 3 (2.73%) Visual Studio
11 2 (1.82%) ClearCase
General
1 34 (30.91%) Finance
2 14 (12.73%) Electronics
3 13 (11.82%) Banking
3 13 (11.82%) Telecoms
4 10 (9.09%) Manufacturing
4 10 (9.09%) Marketing
5 4 (3.64%) Investment Banking
6 3 (2.73%) Front Office
7 2 (1.82%) Advertising
7 2 (1.82%) Retail
8 1 (0.91%) Automotive
8 1 (0.91%) Financial Institution
8 1 (0.91%) Games
Job Titles
1 62 (56.36%) Developer
2 21 (19.09%) Java Developer
3 20 (18.18%) Architect
4 17 (15.45%) SOA Developer
5 12 (10.91%) Senior Developer
6 11 (10.00%) Agile Developer
6 11 (10.00%) Analyst
6 11 (10.00%) Linux Developer
7 7 (6.36%) Data Architect
7 7 (6.36%) Technical Architect
8 6 (5.45%) Consultant
8 6 (5.45%) Software Developer
9 5 (4.55%) Middleware Developer
9 5 (4.55%) Senior Agile Developer
9 5 (4.55%) Test Analyst
10 4 (3.64%) Business Analyst
10 4 (3.64%) Messaging Developer
10 4 (3.64%) Product Business Analyst
10 4 (3.64%) Product Owner
10 4 (3.64%) Technical Product Owner
Libraries, Frameworks & Software Standards
1 89 (80.91%) SOAP
1 89 (80.91%) XML
2 63 (57.27%) Web Services
3 59 (53.64%) XSD
4 49 (44.55%) JSON
5 39 (35.45%) XSLT
6 38 (34.55%) Middleware
7 34 (30.91%) REST
8 31 (28.18%) JSON Schema
9 23 (20.91%) Spring
10 19 (17.27%) HTML
11 16 (14.55%) RESTful
12 15 (13.64%) J2EE
13 11 (10.00%) JMS
14 10 (9.09%) Java EE
14 10 (9.09%) XSL
15 8 (7.27%) Apache Camel
15 8 (7.27%) CSS
15 8 (7.27%) JDBC
15 8 (7.27%) OAuth
Miscellaneous
1 6 (5.45%) DataPower
2 4 (3.64%) NHS
3 3 (2.73%) Analytical Skills
3 3 (2.73%) Data Structures
3 3 (2.73%) Derivative
3 3 (2.73%) Interest Rate Derivative
3 3 (2.73%) Management Information System
3 3 (2.73%) PKI
4 2 (1.82%) Enterprise Software
4 2 (1.82%) PMI
5 1 (0.91%) Clustering
5 1 (0.91%) CMDB
5 1 (0.91%) EMV
5 1 (0.91%) Private Cloud
Operating Systems
1 30 (27.27%) Linux
2 27 (24.55%) Unix
3 22 (20.00%) Mac OS X
4 9 (8.18%) Windows
5 4 (3.64%) AIX
5 4 (3.64%) HPUX
5 4 (3.64%) Solaris
6 1 (0.91%) Apple iOS
Processes & Methodologies
1 61 (55.45%) Agile Software Development
2 57 (51.82%) SOA
3 36 (32.73%) TDD
4 31 (28.18%) Scrum
5 23 (20.91%) Continuous Integration
6 22 (20.00%) Kanban
7 16 (14.55%) Conceptual Models
7 16 (14.55%) DevOps
8 15 (13.64%) Data Modelling
9 14 (12.73%) Business Intelligence
10 12 (10.91%) Test Automation
11 11 (10.00%) Microservices
12 10 (9.09%) Data Architecture
12 10 (9.09%) Digital Marketing
12 10 (9.09%) Migration
12 10 (9.09%) Programme Management
12 10 (9.09%) SDLC
12 10 (9.09%) Software Engineering
13 9 (8.18%) Data Migration
14 8 (7.27%) Waterfall
Programming Languages
1 46 (41.82%) Java
2 23 (20.91%) SQL
3 11 (10.00%) Groovy
4 10 (9.09%) JavaScript
5 9 (8.18%) XPath
6 7 (6.36%) C#
7 6 (5.45%) PL/SQL
8 3 (2.73%) Apex Code
8 3 (2.73%) C++
8 3 (2.73%) Scala
9 2 (1.82%) R
9 2 (1.82%) VB
10 1 (0.91%) Apple Swift
10 1 (0.91%) Objective-C
10 1 (0.91%) T-SQL
Qualifications
1 11 (10.00%) BPSS Clearance
2 8 (7.27%) SC Cleared
2 8 (7.27%) Security Cleared
3 4 (3.64%) Degree
4 2 (1.82%) PMI Certification
5 1 (0.91%) ISEB
Quality Assurance & Compliance
1 4 (3.64%) Data Quality
1 4 (3.64%) QA
2 2 (1.82%) HL7
System Software
1 3 (2.73%) VMware Infrastructure
1 3 (2.73%) Xen
2 1 (0.91%) Docker
2 1 (0.91%) Hyper-V
Systems Management
1 17 (15.45%) Ansible
2 4 (3.64%) Opscode Chef
2 4 (3.64%) Puppet
3 3 (2.73%) Microsoft Intune
4 1 (0.91%) SCCM
4 1 (0.91%) vCenter Server
4 1 (0.91%) WMI
Vendors
1 22 (20.00%) Oracle
2 20 (18.18%) WSO2
3 16 (14.55%) MuleSoft
4 14 (12.73%) IBM
5 11 (10.00%) SAP
6 9 (8.18%) Microsoft
7 4 (3.64%) Salesforce.com
7 4 (3.64%) webMethods
8 3 (2.73%) Citrix
8 3 (2.73%) Cognos
8 3 (2.73%) Informatica
8 3 (2.73%) Netezza
8 3 (2.73%) Perforce
8 3 (2.73%) Sybase
8 3 (2.73%) Teradata
8 3 (2.73%) VMware
9 2 (1.82%) Adobe
9 2 (1.82%) Chordiant
9 2 (1.82%) Dell
10 1 (0.91%) HP
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