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 30 June 2015 with a comparison to the same period in the previous 2 years.

Location
3 months to
30 Jun 2015
Same period 2014 Same period 2013
Test-Driven Development (TDD)
Rank 11 9 20
Rank change year-on-year
-2 +11
Permanent jobs citing TDD 23 51 21
As % of all permanent IT jobs located in Bolton 18.25% 33.55% 14.00%
As % of the Processes & Methodologies category 21.30% 42.15% 18.42%
Number of salaries quoted 23 51 19
Average salary £42,500 £40,000 £40,000
Average salary % change year-on-year
+6.25% -
UK excluding London average salary £42,500 £41,500 £40,000
% change year-on-year
+2.40% +3.75%
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
108 121 114
As % of all permanent IT jobs located in Bolton 85.71% 79.61% 76.00%
Number of salaries quoted 103 109 99
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 £28,000 £22,000
10% offered a salary of more than £45,000 £41,500 £50,000
UK excluding London average salary £44,500 £42,500 £40,000
% change year-on-year
+4.70% +6.25%

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
Top 30 Related IT Skills in Bolton

For the 6 months to 30 June 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 66 (98.51%) MVC
1 66 (98.51%) .NET
1 66 (98.51%) ASP.NET
2 65 (97.01%) Agile Software Development
3 63 (94.03%) C#
4 61 (91.04%) SQL Server
5 53 (79.10%) ASP.NET MVC
6 41 (61.19%) KnockoutJS
7 40 (59.70%) WCF
8 39 (58.21%) Web Application Development
9 35 (52.24%) Domain-Driven Design
9 35 (52.24%) Node.js
10 31 (46.27%) JavaScript
11 26 (38.81%) Ninject
11 26 (38.81%) Dependency Injection
11 26 (38.81%) Streaming Music
12 22 (32.84%) HTML
13 21 (31.34%) Web Development
14 16 (23.88%) AngularJS
15 15 (22.39%) Scrum
15 15 (22.39%) HTML5
16 14 (20.90%) Twitter Bootstrap
17 13 (19.40%) BDD
17 13 (19.40%) CSS
18 12 (17.91%) Degree
19 11 (16.42%) VB.NET
20 9 (13.43%) Java
20 9 (13.43%) Internet
20 9 (13.43%) Computer Science
20 9 (13.43%) .NET Framework

TDD
Top Related IT Skills in Bolton by Category

For the 6 months to 30 June 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 35 (52.24%) Node.js
2 3 (4.48%) SharePoint
Applications
1 4 (5.97%) MS Excel
Cloud Services
1 4 (5.97%) GitHub
Communications & Networking
1 9 (13.43%) Internet
Database & Business Intelligence
1 61 (91.04%) SQL Server
2 5 (7.46%) MongoDB
3 4 (5.97%) SQL Server 2008
Development Applications
1 5 (7.46%) SpecFlow
2 4 (5.97%) NUnit
2 4 (5.97%) ReSharper
2 4 (5.97%) Moq
General
1 7 (10.45%) Finance
2 3 (4.48%) Retail
3 1 (1.49%) Marketing
Job Titles
1 67 (100.00%) Developer
2 49 (73.13%) .NET Developer
3 18 (26.87%) C# Developer
4 15 (22.39%) C# .NET Developer
5 8 (11.94%) C# ASP.NET Developer
5 8 (11.94%) Software Developer
6 7 (10.45%) ASP.NET Developer
7 6 (8.96%) Web Developer
8 4 (5.97%) C# Web Developer
9 3 (4.48%) Senior Developer
9 3 (4.48%) Senior C# Developer
10 1 (1.49%) Java Developer
Libraries, Frameworks & Software Standards
1 66 (98.51%) .NET
1 66 (98.51%) ASP.NET
2 53 (79.10%) ASP.NET MVC
3 41 (61.19%) KnockoutJS
4 40 (59.70%) WCF
5 26 (38.81%) Ninject
6 22 (32.84%) HTML
7 16 (23.88%) AngularJS
8 15 (22.39%) HTML5
9 14 (20.90%) Twitter Bootstrap
10 13 (19.40%) CSS
11 9 (13.43%) .NET Framework
11 9 (13.43%) ASP.NET MVC 4
12 8 (11.94%) ASP.NET Web API
12 8 (11.94%) Entity Framework
13 7 (10.45%) jQuery
14 5 (7.46%) CSS3
15 4 (5.97%) RESTful
16 1 (1.49%) Spring
16 1 (1.49%) NHibernate
Miscellaneous
1 26 (38.81%) Streaming Music
2 9 (13.43%) Computer Science
3 1 (1.49%) iSeries
3 1 (1.49%) Social Media
Processes & Methodologies
1 66 (98.51%) MVC
2 65 (97.01%) Agile Software Development
3 39 (58.21%) Web Application Development
4 35 (52.24%) Domain-Driven Design
5 26 (38.81%) Dependency Injection
6 21 (31.34%) Web Development
7 15 (22.39%) Scrum
8 13 (19.40%) BDD
9 9 (13.43%) CQRS
9 9 (13.43%) Coaching
10 8 (11.94%) E-Commerce
11 7 (10.45%) SEO
11 7 (10.45%) Unit Testing
12 6 (8.96%) Kanban
12 6 (8.96%) OOP
13 5 (7.46%) Continuous Integration
14 4 (5.97%) Customer Engagement
14 4 (5.97%) Web Design
14 4 (5.97%) Mentoring
14 4 (5.97%) Logistics
Programming Languages
1 63 (94.03%) C#
2 31 (46.27%) JavaScript
3 11 (16.42%) VB.NET
4 9 (13.43%) Java
5 5 (7.46%) SQL
6 4 (5.97%) Objective-C
7 1 (1.49%) RPG
Qualifications
1 12 (17.91%) Degree
Systems Management
1 4 (5.97%) Systems Management Server (SMS)
Vendors
1 4 (5.97%) Microsoft
1 4 (5.97%) Facebook
1 4 (5.97%) Twitter
2 1 (1.49%) Google
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