The following table provides summary statistics for permanent job vacancies advertised in Salford 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 24 March 2017 with a comparison to the same period in the previous 2 years.

3 months to
24 Mar 2017
Same period 2016 Same period 2015
Test-Driven Development (TDD)
Manchester / Salford
Rank 18 8 8
Rank change year-on-year -10 0  
Permanent jobs citing TDD 1 4 12
As % of all permanent IT jobs advertised in Salford 1.37% 13.79% 17.14%
As % of the Processes & Methodologies category 1.45% 26.67% 19.05%
Number of salaries quoted 1 4 11
Median salary £40,000 £37,500 £50,000
Median salary % change year-on-year +6.66% -25.00%  
UK excluding London median salary £45,000 £45,000 £40,000
% change year-on-year - +12.50%  

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 Salford with a requirement for process and methodology skills.

Process & Methodology Skills
Salford
Permanent job vacancies with a requirement for process and methodology skills 69 15 63
As % of all permanent IT job vacancies advertised in Salford 94.52% 51.72% 90.00%
Number of salaries quoted 46 14 58
Median salary £37,747 £37,500 £43,000
Median salary % change year-on-year +0.65% -12.79%  
90% offered a salary of more than £30,750 £22,500 £32,500
10% offered a salary of more than £52,205 £57,500 £37,500
UK excluding London median salary £45,000 £45,000 £43,000
% change year-on-year - +4.65%  

TDD
Job Vacancy Trend in Salford

The job posting trend of jobs advertised in Salford 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 Salford

TDD
Salary Trend in Salford

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

Salary trend for TDD in Salford

TDD
Top 28 Related IT Skills in Salford

For the 6 months to 24 March 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 Salford region with a requirement for TDD.

1 2 (100.00%) JavaScript
1 2 (100.00%) .NET
1 2 (100.00%) SQL Server
1 2 (100.00%) ASP.NET
1 2 (100.00%) C#
2 1 (50.00%) HTML
2 1 (50.00%) SOAP
2 1 (50.00%) Web Services
2 1 (50.00%) Microsoft
2 1 (50.00%) Back Office
2 1 (50.00%) MVC
2 1 (50.00%) Scrum
2 1 (50.00%) Agile Software Development
2 1 (50.00%) Subversion
2 1 (50.00%) Software Engineering
2 1 (50.00%) WPF
2 1 (50.00%) Git (software)
2 1 (50.00%) Team Foundation Server
2 1 (50.00%) RESTful
2 1 (50.00%) CouchDB
2 1 (50.00%) ASP.NET MVC
2 1 (50.00%) NoSQL
2 1 (50.00%) Backbone.js
2 1 (50.00%) KnockoutJS
2 1 (50.00%) AngularJS
2 1 (50.00%) SQL Server Management Studio (SSMS)
2 1 (50.00%) Mobile Development
2 1 (50.00%) Service Design

TDD
Top Related IT Skills in Salford 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:

Database & Business Intelligence
1 2 (100.00%) SQL Server
2 1 (50.00%) CouchDB
2 1 (50.00%) NoSQL
Development Applications
1 1 (50.00%) Git (software)
1 1 (50.00%) SQL Server Management Studio (SSMS)
1 1 (50.00%) Subversion
1 1 (50.00%) Team Foundation Server
General
1 1 (50.00%) Back Office
Job Titles
1 1 (50.00%) C# Developer
1 1 (50.00%) Developer
1 1 (50.00%) Lead C# Developer
1 1 (50.00%) Lead Developer
1 1 (50.00%) Senior C# Developer
1 1 (50.00%) Senior Developer
Libraries, Frameworks & Software Standards
1 2 (100.00%) .NET
1 2 (100.00%) ASP.NET
2 1 (50.00%) AngularJS
2 1 (50.00%) ASP.NET MVC
2 1 (50.00%) Backbone.js
2 1 (50.00%) HTML
2 1 (50.00%) KnockoutJS
2 1 (50.00%) RESTful
2 1 (50.00%) SOAP
2 1 (50.00%) Web Services
2 1 (50.00%) WPF
Processes & Methodologies
1 1 (50.00%) Agile Software Development
1 1 (50.00%) Mobile Development
1 1 (50.00%) MVC
1 1 (50.00%) Scrum
1 1 (50.00%) Service Design
1 1 (50.00%) Software Engineering
Programming Languages
1 2 (100.00%) C#
1 2 (100.00%) JavaScript
Vendors
1 1 (50.00%) Microsoft