Period
to 22 February 2019

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 6 months to 22 February 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.

Web Services Description Language (WSDL)
England > London
6 months to
22 Feb 2019
Same period 2018 Same period 2017
Rank 597 593 563
Rank change year-on-year -4 -30 -34
Contract jobs citing WSDL 23 59 37
As % of all contract IT jobs advertised in London 0.052% 0.13% 0.090%
As % of the Libraries, Frameworks & Software Standards category 0.14% 0.35% 0.25%
Number of daily rates quoted 17 36 31
London median daily rate £538 £440 £350
Median daily rate % change year-on-year +22.16% +25.71% -26.32%
10th Percentile £308 £331 £263
90th Percentile £805 £513 £625
England median daily rate £500 £450 £454
% change year-on-year +11.11% -0.83% +10.00%
Number of hourly rates quoted 0 0 0
London median hourly rate - - -
England median hourly rate £35.00 £80.73 £55.00
% change year-on-year -56.65% +46.78% +37.50%

WSDL 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 advertised in London with a requirement for technical specification, industry standards, software libraries and framework skills.

All Software Libraries and Frameworks
London
Contract vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 16,767 16,837 14,670
As % of all contract IT jobs advertised in London 38.09% 35.86% 35.50%
Number of daily rates quoted 12,594 13,045 11,012
London median daily rate £525 £500 £475
Median daily rate % change year-on-year +5.00% +5.26% +5.56%
10th Percentile £375 £356 £325
90th Percentile £675 £650 £638
England median daily rate £500 £475 £435
% change year-on-year +5.26% +9.20% +2.35%
Number of hourly rates quoted 73 113 75
London median hourly rate £36.00 £33.77 £45.00
Median hourly rate % change year-on-year +6.60% -24.96% +28.57%
10th Percentile £24.79 £20.75 £20.60
90th Percentile £53.75 £50.15 £80.45
England median hourly rate £42.50 £40.00 £40.00
% change year-on-year +6.25% - +3.90%

WSDL
Job Vacancy Trend in London

Job postings citing WSDL as a percentage of all IT jobs advertised in London.

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
Contractor Daily Rate Histogram in London

The daily rate distribution of IT jobs citing WSDL in London over the 6 months to 22 February 2019.

Contractor daily rate histogram 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 6 months to 22 February 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
Central London -9 5 £569 +33.82% 1
South London +1 2 £310 -18.42% 1
West London +13 1 £450 - 4
WSDL
England

For the 6 months to 22 February 2019, IT contractor jobs citing WSDL 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 across the London region with a requirement for WSDL.

1 17 (73.91%) SOAP
2 15 (65.22%) XML
3 14 (60.87%) JSON
4 13 (56.52%) Java
5 11 (47.83%) Agile Software Development
6 10 (43.48%) REST
7 8 (34.78%) HTTP
7 8 (34.78%) Web Services
7 8 (34.78%) IBM
7 8 (34.78%) Jenkins
8 7 (30.43%) SQL
9 6 (26.09%) SOA
9 6 (26.09%) Git (software)
9 6 (26.09%) DevOps
9 6 (26.09%) RAML
10 5 (21.74%) MuleSoft
10 5 (21.74%) OpenShift
10 5 (21.74%) OAuth
10 5 (21.74%) C#
10 5 (21.74%) XSLT
11 4 (17.39%) ETL
11 4 (17.39%) Eclipse
11 4 (17.39%) XSD
11 4 (17.39%) XML Schema
11 4 (17.39%) DataPower
11 4 (17.39%) RESTful
11 4 (17.39%) JIRA
11 4 (17.39%) Lucene
11 4 (17.39%) XPath
11 4 (17.39%) Microservices

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 3 (13.04%) Anypoint
1 3 (13.04%) Elasticsearch
2 2 (8.70%) Confluence
2 2 (8.70%) WebSphere
3 1 (4.35%) Apache
3 1 (4.35%) Apache Solr
3 1 (4.35%) CMS
3 1 (4.35%) Drupal
3 1 (4.35%) Sonic ESB
Business Applications
1 1 (4.35%) BusinessWorks
1 1 (4.35%) Dynamics CRM
1 1 (4.35%) Workday HCM
Cloud Services
1 5 (21.74%) OpenShift
2 3 (13.04%) Apigee
2 3 (13.04%) Microsoft Azure
2 3 (13.04%) SaaS
3 1 (4.35%) Amazon AWS
3 1 (4.35%) Azure Active Directory
3 1 (4.35%) Boomi
3 1 (4.35%) Dynamics 365
3 1 (4.35%) Google Cloud Platform
3 1 (4.35%) IaaS
3 1 (4.35%) PaaS
Communications & Networking
1 8 (34.78%) HTTP
2 3 (13.04%) DNS
2 3 (13.04%) X.509
3 1 (4.35%) Internet
Database & Business Intelligence
1 4 (17.39%) Power BI
2 3 (13.04%) Apache Cassandra
2 3 (13.04%) Bigtable
2 3 (13.04%) Blockchain
2 3 (13.04%) SQL Server
2 3 (13.04%) SQL Server Integration Services
3 1 (4.35%) Relational Database
3 1 (4.35%) Sybase ASE
Development Applications
1 8 (34.78%) Jenkins
2 6 (26.09%) Git (software)
3 4 (17.39%) Eclipse
3 4 (17.39%) JIRA
4 3 (13.04%) JUnit
4 3 (13.04%) Maven
4 3 (13.04%) Visual Studio Team System
5 1 (4.35%) Gatling
5 1 (4.35%) Gerrit
5 1 (4.35%) JMeter
5 1 (4.35%) LoadRunner
5 1 (4.35%) SilkPerformer
5 1 (4.35%) Sonatype Nexus
5 1 (4.35%) Subversion
5 1 (4.35%) Team Foundation Server
5 1 (4.35%) VSS/SourceSafe
General
1 3 (13.04%) Banking
1 3 (13.04%) Finance
2 2 (8.70%) Marketing
3 1 (4.35%) Billing
3 1 (4.35%) French Language
3 1 (4.35%) Front Office
Job Titles
1 8 (34.78%) Developer
2 7 (30.43%) Architect
3 3 (13.04%) MuleSoft Developer
4 2 (8.70%) Applications Architect
4 2 (8.70%) Integration Architect
4 2 (8.70%) Technical Architect
5 1 (4.35%) Azure Consultant
5 1 (4.35%) Consultant
5 1 (4.35%) DevOps Engineer
5 1 (4.35%) Integration Consultant
5 1 (4.35%) Java Architect
5 1 (4.35%) Java Developer
5 1 (4.35%) Lead Architect
5 1 (4.35%) Performance Specialist
5 1 (4.35%) Performance Test Specialist
5 1 (4.35%) Salesforce Developer
5 1 (4.35%) Test Specialist
5 1 (4.35%) TIBCO Developer
5 1 (4.35%) TOGAF Architect
5 1 (4.35%) TOGAF Enterprise Architect
Libraries, Frameworks & Software Standards
1 17 (73.91%) SOAP
2 15 (65.22%) XML
3 14 (60.87%) JSON
4 10 (43.48%) REST
5 8 (34.78%) Web Services
6 6 (26.09%) RAML
7 5 (21.74%) OAuth
7 5 (21.74%) XSLT
8 4 (17.39%) Lucene
8 4 (17.39%) RESTful
8 4 (17.39%) Swagger
8 4 (17.39%) XML Schema
8 4 (17.39%) XSD
9 3 (13.04%) .NET
9 3 (13.04%) Ajax
9 3 (13.04%) JDBC
9 3 (13.04%) JSON Schema
9 3 (13.04%) LDAP
9 3 (13.04%) LINQ
9 3 (13.04%) OAuth2
Miscellaneous
1 4 (17.39%) DataPower
2 3 (13.04%) Analytical Skills
2 3 (13.04%) Wiki
3 2 (8.70%) Greenfield Project
4 1 (4.35%) Fintech
4 1 (4.35%) Fixed Income
4 1 (4.35%) Mainframe
4 1 (4.35%) Mobile Wallet
4 1 (4.35%) SWIFT
Operating Systems
1 1 (4.35%) Linux
1 1 (4.35%) Unix
1 1 (4.35%) Windows
Processes & Methodologies
1 11 (47.83%) Agile Software Development
2 6 (26.09%) DevOps
2 6 (26.09%) SOA
3 4 (17.39%) ETL
3 4 (17.39%) Microservices
4 3 (13.04%) API Development
4 3 (13.04%) Business Intelligence
4 3 (13.04%) Data Integration
4 3 (13.04%) Identity Management
4 3 (13.04%) Integration Testing
4 3 (13.04%) MapReduce
4 3 (13.04%) Open Source
4 3 (13.04%) Regression Testing
4 3 (13.04%) SDLC
4 3 (13.04%) System Integration Testing
4 3 (13.04%) Unit Testing
5 2 (8.70%) Master Data Management
5 2 (8.70%) Scenario Testing
5 2 (8.70%) Test Strategy
5 2 (8.70%) User Stories
Programming Languages
1 13 (56.52%) Java
2 7 (30.43%) SQL
3 5 (21.74%) C#
4 4 (17.39%) XPath
5 3 (13.04%) JavaScript
6 2 (8.70%) Python
7 1 (4.35%) Perl
7 1 (4.35%) Scala
7 1 (4.35%) XQuery
Qualifications
1 1 (4.35%) Microsoft Certification
1 1 (4.35%) Security Cleared
Quality Assurance & Compliance
1 3 (13.04%) PSD2
2 1 (4.35%) SEPA
System Software
1 4 (17.39%) Docker
2 1 (4.35%) Active Directory
Systems Management
1 3 (13.04%) CloudHub
2 2 (8.70%) Ansible
3 1 (4.35%) HP ALM
3 1 (4.35%) Single Sign-On
3 1 (4.35%) TIBCO Hawk
Vendors
1 8 (34.78%) IBM
2 5 (21.74%) MuleSoft
3 3 (13.04%) WSO2
4 2 (8.70%) Microsoft
5 1 (4.35%) Axway
5 1 (4.35%) CA
5 1 (4.35%) Dell
5 1 (4.35%) HP
5 1 (4.35%) Informatica
5 1 (4.35%) Mashery
5 1 (4.35%) Oracle
5 1 (4.35%) Salesforce.com
5 1 (4.35%) Sybase
5 1 (4.35%) Talend
5 1 (4.35%) TIBCO
5 1 (4.35%) Twitter
5 1 (4.35%) Workday