Period
to 18 January 2018

The following table provides summary statistics for permanent job vacancies advertised in the City of London with a requirement for WSDL skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited WSDL over the 6 months to 18 January 2018 with a comparison to the same period in the previous 2 years.

Web Services Description Language (WSDL)
Central London > City of London
6 months to
18 Jan 2018
Same period 2017 Same period 2016
Rank 320 337 367
Rank change year-on-year +17 +30 +50
Permanent jobs citing WSDL 8 2 7
As % of all permanent IT jobs advertised in the City of London 0.077% 0.019% 0.049%
As % of the Libraries, Frameworks & Software Standards category 0.18% 0.047% 0.13%
Number of salaries quoted 8 1 6
City of London median annual salary £51,250 £100,000 £45,500
Median salary % change year-on-year -48.75% +119.78% -24.17%
10th Percentile £45,875 £90,000 £30,125
90th Percentile £82,250 £110,000 £84,375
Central London median annual salary £52,500 £100,000 £67,500
% change year-on-year -47.50% +48.15% +12.50%

WSDL is in the Software Libraries and Frameworks category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in the City of London with a requirement for technical specification, industry standards, software libraries and framework skills.

All Software Libraries and Frameworks
City of London
Permanent vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 4,339 4,273 5,205
As % of all permanent IT jobs advertised in the City of London 41.57% 39.98% 36.56%
Number of salaries quoted 3,852 3,926 4,591
City of London median annual salary £62,500 £60,000 £57,500
Median salary % change year-on-year +4.17% +4.35% +4.55%
10th Percentile £40,000 £38,875 £36,250
90th Percentile £92,500 £90,000 £87,500
Central London median annual salary £60,000 £57,500 £57,500
% change year-on-year +4.35% - +4.55%

WSDL
Job Vacancy Trend in the City of London

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

Job vacancy trend for WSDL in the City of London

WSDL
Salary Trend in the City of London

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

Salary trend for WSDL in the City of London

WSDL
Salary Histogram in the City of London

The salary distribution of IT jobs citing WSDL in the City of London over the 6 months to 18 January 2018.

Salary histogram for WSDL in the City of London

For the 6 months to 18 January 2018, 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 City of London region with a requirement for WSDL.

1 7 (87.50%) C#
1 7 (87.50%) XML
2 6 (75.00%) .NET
2 6 (75.00%) JavaScript
2 6 (75.00%) Web Services
3 5 (62.50%) Microsoft
3 5 (62.50%) ASP.NET
3 5 (62.50%) SOAP
3 5 (62.50%) MVC
3 5 (62.50%) Web Development
3 5 (62.50%) LINQ
3 5 (62.50%) TeamCity
3 5 (62.50%) ASP.NET MVC
3 5 (62.50%) REST
4 4 (50.00%) RESTful
4 4 (50.00%) JSON
4 4 (50.00%) Agile Software Development
4 4 (50.00%) XSD
4 4 (50.00%) SQL
4 4 (50.00%) SQL Server
4 4 (50.00%) ETL
4 4 (50.00%) Business Intelligence
5 3 (37.50%) SharePoint
5 3 (37.50%) Data Warehouse
5 3 (37.50%) Visual Studio
5 3 (37.50%) TDD
5 3 (37.50%) Intranet
5 3 (37.50%) Shell Script
5 3 (37.50%) Microsoft Azure
5 3 (37.50%) PowerShell

WSDL
Co-occurring IT Skills in the City of 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 (37.50%) SharePoint
Applications
1 1 (12.50%) Microsoft Excel
Business Applications
1 1 (12.50%) Dynamics CRM
Cloud Services
1 3 (37.50%) Microsoft Azure
Communications & Networking
1 3 (37.50%) Intranet
Database & Business Intelligence
1 4 (50.00%) SQL Server
2 3 (37.50%) Data Warehouse
3 1 (12.50%) OLAP
3 1 (12.50%) Power BI
3 1 (12.50%) RDBMS
3 1 (12.50%) Relational Database
3 1 (12.50%) SQL Server 2008
3 1 (12.50%) SQL Server 2012
3 1 (12.50%) SQL Server Reporting Services
Development Applications
1 5 (62.50%) TeamCity
2 3 (37.50%) Jenkins
2 3 (37.50%) Visual Studio
3 2 (25.00%) Git (software)
3 2 (25.00%) JIRA
3 2 (25.00%) Team Foundation Server
General
1 1 (12.50%) Retail
Job Titles
1 5 (62.50%) .NET Developer
1 5 (62.50%) ASP.NET Developer
1 5 (62.50%) ASP.NET MVC Developer
1 5 (62.50%) C# .NET Developer
1 5 (62.50%) C# ASP.NET Developer
1 5 (62.50%) C# Developer
1 5 (62.50%) Developer
2 3 (37.50%) JavaScript Developer
2 3 (37.50%) SQL Developer
2 3 (37.50%) SQL Server Developer
3 2 (25.00%) .NET Web Developer
3 2 (25.00%) Angular Developer
3 2 (25.00%) Architect
3 2 (25.00%) C# Web Developer
3 2 (25.00%) C# WPF Developer
3 2 (25.00%) Web Developer
3 2 (25.00%) WPF Developer
4 1 (12.50%) Analyst
4 1 (12.50%) Business Systems Analyst
4 1 (12.50%) Systems Analyst
Libraries, Frameworks & Software Standards
1 7 (87.50%) XML
2 6 (75.00%) .NET
2 6 (75.00%) Web Services
3 5 (62.50%) ASP.NET
3 5 (62.50%) ASP.NET MVC
3 5 (62.50%) LINQ
3 5 (62.50%) REST
3 5 (62.50%) SOAP
4 4 (50.00%) JSON
4 4 (50.00%) RESTful
4 4 (50.00%) XSD
5 2 (25.00%) .NET Framework
5 2 (25.00%) Ajax
5 2 (25.00%) CSS
5 2 (25.00%) Entity Framework
5 2 (25.00%) HTML5
5 2 (25.00%) NHibernate
5 2 (25.00%) WCF
5 2 (25.00%) WPF
5 2 (25.00%) XSLT
Miscellaneous
1 1 (12.50%) Mashup
Operating Systems
1 1 (12.50%) Windows
1 1 (12.50%) Windows Server
1 1 (12.50%) Windows Server 2008
Processes & Methodologies
1 5 (62.50%) MVC
1 5 (62.50%) Web Development
2 4 (50.00%) Agile Software Development
2 4 (50.00%) Business Intelligence
2 4 (50.00%) ETL
3 3 (37.50%) TDD
4 2 (25.00%) Analytics
4 2 (25.00%) Responsive Web Design
4 2 (25.00%) SOA
4 2 (25.00%) Web Design
5 1 (12.50%) Conceptual Models
5 1 (12.50%) Data Analytics
5 1 (12.50%) Data Architecture
5 1 (12.50%) Data Conversion
5 1 (12.50%) Data Management
5 1 (12.50%) Data Migration
5 1 (12.50%) Inmon Methodology
5 1 (12.50%) Kimball Methodology
5 1 (12.50%) Monetization
5 1 (12.50%) Waterfall
Programming Languages
1 7 (87.50%) C#
2 6 (75.00%) JavaScript
3 4 (50.00%) SQL
4 3 (37.50%) PowerShell
4 3 (37.50%) Shell Script
5 1 (12.50%) VB
5 1 (12.50%) VBScript
Qualifications
1 2 (25.00%) MCSA
1 2 (25.00%) Microsoft Certification
2 1 (12.50%) Degree
Quality Assurance & Compliance
1 1 (12.50%) Data Quality
Vendors
1 5 (62.50%) Microsoft
2 2 (25.00%) DevExpress
2 2 (25.00%) Telerik
3 1 (12.50%) Apigee
3 1 (12.50%) Callidus
3 1 (12.50%) Guidewire
3 1 (12.50%) Mashery
3 1 (12.50%) WSO2