The table below looks at the statistics for TDD skills in IT jobs advertised for the Bolton region. Included is a guide to the average salaries offered in IT jobs that have cited TDD over the 3 months to 28 August 2015 with a comparison to the same period in the previous 2 years.

Location
3 months to
28 Aug 2015
Same period 2014 Same period 2013
Test-Driven Development (TDD)
Rank 9 9 20
Rank change year-on-year
0 +11
Permanent jobs citing TDD 30 42 20
As % of all permanent IT jobs located in Bolton 27.52% 28.19% 11.49%
As % of the Processes & Methodologies category 33.71% 34.43% 16.26%
Number of salaries quoted 30 42 20
Average salary £42,500 £41,250 £39,500
Average salary % change year-on-year
+3.03% +4.43%
90% offered a salary of more than £37,500 £35,000 £37,250
10% offered a salary of more than £45,000 £45,000 £40,000
UK excluding London average salary £42,500 £40,000 £40,000
% change year-on-year
+6.25% -
TDD
Manchester

The following table is for comparison with the above and provides statistics for the entire Processes & Methodologies category in permanent jobs advertised in the Bolton region.

Processes & Methodologies Category
Bolton
Permanent IT job ads with a match in the
Processes & Methodologies category
89 122 123
As % of all permanent IT jobs located in Bolton 81.65% 81.88% 70.69%
Number of salaries quoted 83 103 117
Average salary £42,500 £40,000 £37,500
Average salary % change year-on-year
+6.25% +6.66%
90% offered a salary of more than £27,500 £27,500 £19,500
10% offered a salary of more than £45,000 £40,000 £50,000
UK excluding London average salary £45,000 £42,500 £41,500
% change year-on-year
+5.88% +2.40%

TDD
Jobs Demand Trend in Bolton

This chart provides a 3-month moving total of permanent IT jobs citing TDD across the Bolton region as a proportion of the total demand within the Processes & Methodologies category.

TDD Jobs Demand Trend in Bolton

TDD
Salary Trend in Bolton

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

TDD Salary Trend in Bolton

TDD
Salary Histogram in Bolton

This chart provides a salary histogram for IT jobs citing TDD across the Bolton region over the 3 months to 28 August 2015.

TDD Salary Histogram in Bolton

TDD
Top 30 Related IT Skills in Bolton

For the 6 months to 28 August 2015, IT jobs across the Bolton region citing TDD also mentioned the following IT skills in order of popularity. The figures indicate the number of jobs and their proportion against the total number of IT job ads sampled that cited TDD.

1 55 (100.00%) ASP.NET
1 55 (100.00%) .NET
1 55 (100.00%) MVC
2 52 (94.55%) Agile Software Development
3 51 (92.73%) SQL Server
3 51 (92.73%) C#
4 49 (89.09%) ASP.NET MVC
5 33 (60.00%) KnockoutJS
5 33 (60.00%) Web Application Development
6 32 (58.18%) WCF
7 29 (52.73%) Domain-Driven Design
7 29 (52.73%) Node.js
8 26 (47.27%) Ninject
8 26 (47.27%) Dependency Injection
8 26 (47.27%) Streaming Music
9 16 (29.09%) JavaScript
9 16 (29.09%) Web Development
10 13 (23.64%) HTML
10 13 (23.64%) Scrum
11 11 (20.00%) ASP.NET MVC 4
11 11 (20.00%) Coaching
12 9 (16.36%) AngularJS
12 9 (16.36%) HTML5
12 9 (16.36%) CSS
12 9 (16.36%) SharePoint
13 8 (14.55%) VB.NET
14 7 (12.73%) Entity Framework
14 7 (12.73%) BDD
14 7 (12.73%) .NET Framework
14 7 (12.73%) Twitter Bootstrap

TDD
Top Related IT Skills in Bolton by Category

For the 6 months to 28 August 2015, IT jobs across the Bolton region citing TDD also mentioned the following IT skills grouped by category. The figures indicate the number of jobs and their proportion against the total number of IT job ads sampled that cited TDD. Up to 20 skills are shown per category.

Application Platforms
1 29 (52.73%) Node.js
2 9 (16.36%) SharePoint
Applications
1 1 (1.82%) MS Excel
Cloud Services
1 5 (9.09%) GitHub
Communications & Networking
1 3 (5.45%) Internet
Database & Business Intelligence
1 51 (92.73%) SQL Server
2 2 (3.64%) SQL Server 2008
3 1 (1.82%) MongoDB
Development Applications
1 3 (5.45%) SpecFlow
2 2 (3.64%) NUnit
2 2 (3.64%) ReSharper
2 2 (3.64%) Moq
3 1 (1.82%) Jenkins
General
1 4 (7.27%) Finance
Job Titles
1 55 (100.00%) Developer
2 48 (87.27%) .NET Developer
3 18 (32.73%) C# Developer
4 16 (29.09%) C# .NET Developer
5 12 (21.82%) ASP.NET Developer
5 12 (21.82%) C# ASP.NET Developer
6 4 (7.27%) Web Developer
7 1 (1.82%) Senior Developer
7 1 (1.82%) Agile .NET Developer
7 1 (1.82%) Agile C# Developer
7 1 (1.82%) Senior C# Developer
7 1 (1.82%) C# Web Developer
7 1 (1.82%) Software Developer
Libraries, Frameworks & Software Standards
1 55 (100.00%) .NET
1 55 (100.00%) ASP.NET
2 49 (89.09%) ASP.NET MVC
3 33 (60.00%) KnockoutJS
4 32 (58.18%) WCF
5 26 (47.27%) Ninject
6 13 (23.64%) HTML
7 11 (20.00%) ASP.NET MVC 4
8 9 (16.36%) AngularJS
8 9 (16.36%) HTML5
8 9 (16.36%) CSS
9 7 (12.73%) .NET Framework
9 7 (12.73%) Entity Framework
9 7 (12.73%) Twitter Bootstrap
10 5 (9.09%) ASP.NET Web API
11 4 (7.27%) ASP.NET Web Forms
11 4 (7.27%) CSS3
11 4 (7.27%) jQuery
11 4 (7.27%) RESTful
12 3 (5.45%) NHibernate
Miscellaneous
1 26 (47.27%) Streaming Music
2 1 (1.82%) Computer Science
2 1 (1.82%) Blog
Processes & Methodologies
1 55 (100.00%) MVC
2 52 (94.55%) Agile Software Development
3 33 (60.00%) Web Application Development
4 29 (52.73%) Domain-Driven Design
5 26 (47.27%) Dependency Injection
6 16 (29.09%) Web Development
7 13 (23.64%) Scrum
8 11 (20.00%) Coaching
9 7 (12.73%) BDD
10 6 (10.91%) OOP
11 5 (9.09%) E-Commerce
12 4 (7.27%) Mentoring
12 4 (7.27%) SEO
12 4 (7.27%) Web Design
12 4 (7.27%) Responsive Web Design
12 4 (7.27%) Unit Testing
13 3 (5.45%) CQRS
14 2 (3.64%) Kanban
14 2 (3.64%) OO
15 1 (1.82%) Pair Programming
Programming Languages
1 51 (92.73%) C#
2 16 (29.09%) JavaScript
3 8 (14.55%) VB.NET
4 4 (7.27%) Objective-C
4 4 (7.27%) Java
5 2 (3.64%) SQL
Qualifications
1 1 (1.82%) Degree
Systems Management
1 1 (1.82%) Systems Management Server (SMS)
Vendors
1 2 (3.64%) Microsoft
2 1 (1.82%) Google
2 1 (1.82%) Facebook
2 1 (1.82%) Twitter
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