The table below looks at the statistics for TDD skills in IT jobs advertised for the Preston region. Included is a guide to the average salaries offered in IT jobs that have cited TDD over the 3 months to 24 December 2014 with a comparison to the same period in the previous 2 years.

Location
3 months to
24 Dec 2014
Same period 2013 Same period 2012
Test-Driven Development (TDD)
Rank 34 20 16
Rank change year-on-year
-14 -4
Permanent jobs citing TDD 2 5 5
As % of all permanent IT jobs located in Preston 1.19% 5.10% 5.75%
As % of the Processes & Methodologies category 1.31% 6.49% 7.69%
Number of salaries quoted 2 5 5
Average salary £34,000 £62,500 £25,000
Average salary % change year-on-year
-45.60% +150.00%
UK excluding London average salary £40,000 £40,000 £40,000
TDD
Lancashire

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

Processes & Methodologies Category
Preston
Permanent IT job ads with a match in the
Processes & Methodologies category
153 77 65
As % of all permanent IT jobs located in Preston 91.07% 78.57% 74.71%
Number of salaries quoted 137 69 54
Average salary £32,500 £40,000 £32,500
Average salary % change year-on-year
-18.75% +23.07%
90% offered a salary of more than £22,500 £26,500 £25,000
10% offered a salary of more than £42,500 £50,000 £65,000
UK excluding London average salary £42,500 £42,500 £40,000
% change year-on-year
- +6.25%

TDD
Jobs Demand Trend in Preston

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

TDD Jobs Demand Trend in Preston

TDD
Salary Trend in Preston

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

TDD Salary Trend in Preston

TDD
Top 30 Related IT Skills in Preston

For the 6 months to 24 December 2014, IT jobs across the Preston 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 5 (100.00%) jQuery
2 4 (80.00%) JavaScript
2 4 (80.00%) .NET
2 4 (80.00%) Agile Software Development
3 3 (60.00%) Web Services
3 3 (60.00%) OOA/OOD
3 3 (60.00%) MVC
3 3 (60.00%) Scrum
3 3 (60.00%) Kanban
3 3 (60.00%) BDD
3 3 (60.00%) Node.js
3 3 (60.00%) REST
3 3 (60.00%) Backbone.js
3 3 (60.00%) KnockoutJS
3 3 (60.00%) AngularJS
3 3 (60.00%) Twitter Bootstrap
4 2 (40.00%) HTML
4 2 (40.00%) CSS
5 1 (20.00%) C#
5 1 (20.00%) Java
5 1 (20.00%) MySQL
5 1 (20.00%) IIS
5 1 (20.00%) ADO.NET
5 1 (20.00%) ASP.NET
5 1 (20.00%) SOAP
5 1 (20.00%) XML
5 1 (20.00%) XSL
5 1 (20.00%) Hibernate
5 1 (20.00%) Spring
5 1 (20.00%) Selenium

TDD
Top Related IT Skills in Preston by Category

For the 6 months to 24 December 2014, IT jobs across the Preston 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 3 (60.00%) Node.js
2 1 (20.00%) IIS
Database & Business Intelligence
1 1 (20.00%) MySQL
Development Applications
1 1 (20.00%) Selenium
Job Titles
1 5 (100.00%) Developer
2 4 (80.00%) .NET Developer
3 3 (60.00%) ScrumMaster
3 3 (60.00%) Agile .NET Developer
4 1 (20.00%) Java Developer
Libraries, Frameworks & Software Standards
1 5 (100.00%) jQuery
2 4 (80.00%) .NET
3 3 (60.00%) Web Services
3 3 (60.00%) REST
3 3 (60.00%) Backbone.js
3 3 (60.00%) KnockoutJS
3 3 (60.00%) AngularJS
3 3 (60.00%) Twitter Bootstrap
4 2 (40.00%) HTML
4 2 (40.00%) CSS
5 1 (20.00%) SOAP
5 1 (20.00%) ADO.NET
5 1 (20.00%) ASP.NET
5 1 (20.00%) XML
5 1 (20.00%) XSL
5 1 (20.00%) Hibernate
5 1 (20.00%) Spring
5 1 (20.00%) WCF
Miscellaneous
1 1 (20.00%) Enterprise Software
Processes & Methodologies
1 4 (80.00%) Agile Software Development
2 3 (60.00%) OOA/OOD
2 3 (60.00%) MVC
2 3 (60.00%) Scrum
2 3 (60.00%) Kanban
2 3 (60.00%) BDD
3 1 (20.00%) Parallel Computing
3 1 (20.00%) Unit Testing
3 1 (20.00%) Multithreading
Programming Languages
1 4 (80.00%) JavaScript
2 1 (20.00%) C#
2 1 (20.00%) Java