The following table provides summary statistics for permanent job vacancies advertised in Stoke-on-Trent 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 30 April 2017 with a comparison to the same period in the previous 2 years.

Test-Driven Development (TDD)
Staffordshire / Stoke-on-Trent
3 months to
30 Apr 2017
Same period 2016 Same period 2015
Rank 13 15 28
Rank change year-on-year +2 +13  
Permanent jobs citing TDD 25 29 13
As % of all permanent IT jobs advertised in Stoke-on-Trent 16.45% 15.93% 7.07%
As % of the Processes & Methodologies category 19.08% 17.37% 9.35%
Number of salaries quoted 25 25 13
Median salary £40,000 £42,500 £45,000
Median salary % change year-on-year -5.88% -5.55%  
UK excluding London median salary £45,000 £44,000 £42,500
% change year-on-year +2.27% +3.52%  

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 Stoke-on-Trent with a requirement for process and methodology skills.

Process & Methodology Skills
Stoke-on-Trent
Permanent job vacancies with a requirement for process and methodology skills 131 167 139
As % of all permanent IT job vacancies advertised in Stoke-on-Trent 86.18% 91.76% 75.54%
Number of salaries quoted 109 152 131
Median salary £40,000 £42,500 £35,000
Median salary % change year-on-year -5.88% +21.42%  
90% offered a salary of more than £26,000 £30,000 £27,500
10% offered a salary of more than £62,500 £55,000 £57,500
UK excluding London median salary £45,000 £45,000 £44,000
% change year-on-year - +2.27%  

TDD
Job Vacancy Trend in Stoke-on-Trent

The job posting trend of jobs advertised in Stoke-on-Trent 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 Stoke-on-Trent

TDD
Salary Trend in Stoke-on-Trent

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

Salary trend for TDD in Stoke-on-Trent

TDD
Salary Histogram in Stoke-on-Trent

The salary distribution of IT jobs citing TDD in Stoke-on-Trent over the 3 months to 30 April 2017.

Salary histogram for TDD in Stoke-on-Trent

For the 6 months to 30 April 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 Stoke-on-Trent region with a requirement for TDD.

1 39 (90.70%) Microservices
1 39 (90.70%) SOLID
2 37 (86.05%) Line Management
3 30 (69.77%) HTML
4 28 (65.12%) .NET
4 28 (65.12%) C#
5 27 (62.79%) SQL Server
6 26 (60.47%) Agile Software Development
7 25 (58.14%) SDLC
8 24 (55.81%) WPF
8 24 (55.81%) SQL Server 2008
8 24 (55.81%) MySQL
9 17 (39.53%) HTML5
9 17 (39.53%) CSS
10 16 (37.21%) Web Development
10 16 (37.21%) AngularJS
11 15 (34.88%) User Experience
12 14 (32.56%) Mentoring
13 13 (30.23%) E-Commerce
13 13 (30.23%) Electronics
14 12 (27.91%) ASP.NET Web API
15 4 (9.30%) MVC
15 4 (9.30%) ASP.NET
15 4 (9.30%) JavaScript
15 4 (9.30%) Front End Development
15 4 (9.30%) Angular 2
15 4 (9.30%) Greenfield Project
16 3 (6.98%) BDD
16 3 (6.98%) Entity Framework
16 3 (6.98%) Finance

TDD
Co-occurring IT Skills in Stoke-on-Trent 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:

Application Platforms
1 3 (6.98%) CMS
Cloud Services
1 2 (4.65%) SaaS
2 1 (2.33%) Amazon AWS
Database & Business Intelligence
1 27 (62.79%) SQL Server
2 24 (55.81%) MySQL
2 24 (55.81%) SQL Server 2008
General
1 13 (30.23%) Electronics
2 3 (6.98%) Finance
Job Titles
1 42 (97.67%) Developer
2 27 (62.79%) C# Developer
3 23 (53.49%) Full Stack Developer
4 15 (34.88%) UX Developer
5 13 (30.23%) HTML CSS Developer
5 13 (30.23%) HTML Developer
6 11 (25.58%) Angular Developer
7 10 (23.26%) Senior C# Developer
7 10 (23.26%) Senior Developer
7 10 (23.26%) Senior Full Stack Developer
8 3 (6.98%) C# Software Developer
8 3 (6.98%) Software Developer
9 1 (2.33%) .NET Designer
9 1 (2.33%) C# WPF Developer
9 1 (2.33%) Designer
9 1 (2.33%) Software Designer
9 1 (2.33%) WPF Developer
Libraries, Frameworks & Software Standards
1 30 (69.77%) HTML
2 28 (65.12%) .NET
3 24 (55.81%) WPF
4 17 (39.53%) CSS
4 17 (39.53%) HTML5
5 16 (37.21%) AngularJS
6 12 (27.91%) ASP.NET Web API
7 4 (9.30%) Angular 2
7 4 (9.30%) ASP.NET
8 3 (6.98%) .NET Framework
8 3 (6.98%) Entity Framework
8 3 (6.98%) LINQ
9 1 (2.33%) ASP.NET MVC
9 1 (2.33%) jQuery
9 1 (2.33%) Web Services
Miscellaneous
1 15 (34.88%) User Experience
2 4 (9.30%) Greenfield Project
3 1 (2.33%) Clustering
3 1 (2.33%) Enterprise Software
Processes & Methodologies
1 39 (90.70%) Microservices
1 39 (90.70%) SOLID
2 37 (86.05%) Line Management
3 26 (60.47%) Agile Software Development
4 25 (58.14%) SDLC
5 16 (37.21%) Web Development
6 14 (32.56%) Mentoring
7 13 (30.23%) E-Commerce
8 4 (9.30%) Front End Development
8 4 (9.30%) MVC
9 3 (6.98%) BDD
9 3 (6.98%) CRM
10 1 (2.33%) Analytics
10 1 (2.33%) Continuous Improvement
10 1 (2.33%) Continuous Integration
10 1 (2.33%) Customer Insight
10 1 (2.33%) People Management
10 1 (2.33%) SOA
Programming Languages
1 28 (65.12%) C#
2 4 (9.30%) JavaScript
Quality Assurance & Compliance
1 1 (2.33%) QA