The following table provides summary statistics for permanent job vacancies advertised in Twickenham with a requirement for TDD skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited TDD over the 3 months to 22 June 2017 with a comparison to the same period in the previous 2 years.

Test-Driven Development (TDD)
London / Twickenham
3 months to
22 Jun 2017
Same period 2016 Same period 2015
Rank 12 7 15
Rank change year-on-year -5 +8  
Permanent jobs citing TDD 12 6 12
As % of all permanent IT jobs advertised in Twickenham 14.81% 10.53% 13.19%
As % of the Processes & Methodologies category 20.00% 11.32% 14.81%
Number of salaries quoted 12 6 12
Median salary £50,000 £73,750 £47,500
Median salary % change year-on-year -32.20% +55.26%  
UK excluding London median salary £45,000 £45,000 £42,500
% change year-on-year - +5.88%  

TDD is in the process and methodology skills category. The next table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in Twickenham with a requirement for process and methodology skills.

Process & Methodology Skills
Twickenham
Permanent job vacancies with a requirement for process and methodology skills 60 53 81
As % of all permanent IT job vacancies advertised in Twickenham 74.07% 92.98% 89.01%
Number of salaries quoted 54 49 71
Median salary £50,000 £57,500 £45,000
Median salary % change year-on-year -13.04% +27.77%  
90% offered a salary of more than £32,500 £32,500 £32,500
10% offered a salary of more than £60,000 £60,000 £80,000
UK excluding London median salary £45,000 £45,000 £44,000
% change year-on-year - +2.27%  

TDD
Job Vacancy Trend in Twickenham

The job posting trend of jobs advertised in Twickenham citing TDD as a proportion of all permanent or contract IT jobs with a match in the Processes & Methodologies category.

Job vacancy trend for TDD in Twickenham

TDD
Salary Trend in Twickenham

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

Salary trend for TDD in Twickenham

For the 6 months to 22 June 2017, IT jobs citing TDD 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 Twickenham region with a requirement for TDD.

1 18 (100.00%) .NET
1 18 (100.00%) SQL Server
1 18 (100.00%) ASP.NET
1 18 (100.00%) C#
1 18 (100.00%) MVC
1 18 (100.00%) WCF
1 18 (100.00%) ASP.NET MVC
1 18 (100.00%) BDD
1 18 (100.00%) Web Application Development
1 18 (100.00%) SQL Server 2016
1 18 (100.00%) ASP.NET MVC 5
2 14 (77.78%) CQRS
2 14 (77.78%) Greenfield Project
2 14 (77.78%) Domain-Driven Design
2 14 (77.78%) Agile Software Development
2 14 (77.78%) Games
2 14 (77.78%) OO
2 14 (77.78%) Internet
3 4 (22.22%) JavaScript
3 4 (22.22%) Ruby
3 4 (22.22%) Music Industry
3 4 (22.22%) .NET Framework
3 4 (22.22%) RESTful
3 4 (22.22%) Git (software)
3 4 (22.22%) Code First Entity Framework
3 4 (22.22%) AngularJS
3 4 (22.22%) Twitter Bootstrap
3 4 (22.22%) ASP.NET Web API
3 4 (22.22%) NoSQL
3 4 (22.22%) Entity Framework

TDD
Co-occurring IT Skills in Twickenham 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:

Communications & Networking
1 14 (77.78%) Internet
Database & Business Intelligence
1 18 (100.00%) SQL Server
1 18 (100.00%) SQL Server 2016
2 4 (22.22%) NoSQL
Development Applications
1 4 (22.22%) Git (software)
General
1 14 (77.78%) Games
2 4 (22.22%) Music Industry
Job Titles
1 18 (100.00%) .NET Developer
1 18 (100.00%) Developer
Libraries, Frameworks & Software Standards
1 18 (100.00%) .NET
1 18 (100.00%) ASP.NET
1 18 (100.00%) ASP.NET MVC
1 18 (100.00%) ASP.NET MVC 5
1 18 (100.00%) WCF
2 4 (22.22%) .NET Framework
2 4 (22.22%) AngularJS
2 4 (22.22%) ASP.NET Web API
2 4 (22.22%) Code First Entity Framework
2 4 (22.22%) Entity Framework
2 4 (22.22%) KnockoutJS
2 4 (22.22%) Node.js
2 4 (22.22%) RESTful
2 4 (22.22%) Twitter Bootstrap
Miscellaneous
1 14 (77.78%) Greenfield Project
Processes & Methodologies
1 18 (100.00%) BDD
1 18 (100.00%) MVC
1 18 (100.00%) Web Application Development
2 14 (77.78%) Agile Software Development
2 14 (77.78%) CQRS
2 14 (77.78%) Domain-Driven Design
2 14 (77.78%) OO
3 4 (22.22%) High Availability
Programming Languages
1 18 (100.00%) C#
2 4 (22.22%) JavaScript
2 4 (22.22%) Ruby
Twickenham, Middlesex
Dawson & Walsh
Salary: £45000 - £55000 per annum + Bonus + Pension + Benefits
Posted: 3 days ago