Period
to 21 June 2018

The following table provides summary statistics for permanent job vacancies advertised in Staffordshire with a requirement for TDD skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited TDD over the 6 months to 21 June 2018 with a comparison to the same period in the previous 2 years.

Test-Driven Development (TDD)
West Midlands > Staffordshire
6 months to
21 Jun 2018
Same period 2017 Same period 2016
Rank 30 19 21
Rank change year-on-year -11 +2 +28
Permanent jobs citing TDD 63 93 137
As % of all permanent IT jobs advertised in Staffordshire 6.78% 9.85% 10.12%
As % of the Processes & Methodologies category 7.62% 10.83% 11.16%
Number of salaries quoted 55 92 133
Staffordshire median annual salary £40,000 £40,000 £42,500
Median salary % change year-on-year - -5.88% +6.25%
10th Percentile £27,500 £32,500 £31,250
90th Percentile £51,250 £47,250 £61,000
West Midlands median annual salary £45,000 £42,500 £42,500
% change year-on-year +5.88% - -5.56%

TDD is in the Processes and Methodologies category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in Staffordshire with a requirement for process or methodology skills.

All Process and Methodology Skills
Staffordshire
Permanent vacancies with a requirement for process or methodology skills 827 859 1,228
As % of all permanent IT jobs advertised in Staffordshire 89.02% 91.00% 90.69%
Number of salaries quoted 682 683 1,097
Staffordshire median annual salary £37,750 £37,500 £37,500
Median salary % change year-on-year +0.67% - -6.25%
10th Percentile £22,500 £22,000 £23,400
90th Percentile £57,500 £57,500 £55,000
West Midlands median annual salary £42,500 £40,000 £41,000
% change year-on-year +6.25% -2.44% +2.50%

TDD
Job Vacancy Trend in Staffordshire

Job postings citing TDD as a percentage of all IT jobs advertised in Staffordshire.

Job vacancy trend for TDD in Staffordshire

TDD
Salary Trend in Staffordshire

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

Salary trend for TDD in Staffordshire

TDD
Salary Histogram in Staffordshire

The salary distribution of IT jobs citing TDD in Staffordshire over the 6 months to 21 June 2018.

Salary histogram for TDD in Staffordshire

TDD
Job Locations in Staffordshire

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing TDD within the Staffordshire region over the 6 months to 21 June 2018. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
Stoke-on-Trent -2 38 £45,000 +12.50% 2
Stafford +18 15 £37,500 - 2
Burton-upon-Trent -14 2 £30,750 -27.65% 1
Tamworth -16 1 £45,000 +28.57% 1
TDD
West Midlands

For the 6 months to 21 June 2018, IT jobs citing TDD also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all permanent job ads across the Staffordshire region with a requirement for TDD.

1 58 (92.06%) C#
1 58 (92.06%) .NET
2 42 (66.67%) ASP.NET
3 40 (63.49%) MVC
4 37 (58.73%) JavaScript
5 33 (52.38%) SQL Server
6 29 (46.03%) Agile Software Development
6 29 (46.03%) .NET Framework
6 29 (46.03%) Entity Framework
7 28 (44.44%) HTML
8 26 (41.27%) BDD
9 23 (36.51%) SQL
10 22 (34.92%) CSS
11 20 (31.75%) Git (software)
11 20 (31.75%) ASP.NET MVC
11 20 (31.75%) Continuous Integration
12 18 (28.57%) Finance
13 17 (26.98%) Web Development
14 16 (25.40%) ASP.NET Web API
15 15 (23.81%) LINQ
16 14 (22.22%) Unit Testing
16 14 (22.22%) Software Engineering
16 14 (22.22%) Greenfield Project
17 13 (20.63%) Front End Development
17 13 (20.63%) CMS
17 13 (20.63%) jQuery
17 13 (20.63%) RESTful
18 12 (19.05%) WCF
18 12 (19.05%) NUnit
18 12 (19.05%) CRM

TDD
Co-occurring IT Skills in Staffordshire 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 13 (20.63%) CMS
2 6 (9.52%) Confluence
3 1 (1.59%) ArcGIS
Applications
1 5 (7.94%) Microsoft PowerPoint
Cloud Services
1 6 (9.52%) Microsoft Azure
2 5 (7.94%) Serverless
Communications & Networking
1 4 (6.35%) Internet
2 2 (3.17%) Extranet
Database & Business Intelligence
1 33 (52.38%) SQL Server
2 7 (11.11%) MySQL
3 6 (9.52%) NoSQL
3 6 (9.52%) Redis
3 6 (9.52%) SQL Server 2012
4 5 (7.94%) SQL Server 2016
5 4 (6.35%) Cosmos DB
6 3 (4.76%) MongoDB
6 3 (4.76%) Relational Database
7 1 (1.59%) GIS
7 1 (1.59%) Spatial Data
Development Applications
1 20 (31.75%) Git (software)
2 12 (19.05%) NUnit
3 11 (17.46%) Visual Studio
4 6 (9.52%) Bitbucket
4 6 (9.52%) JIRA
4 6 (9.52%) SpecFlow
4 6 (9.52%) TeamCity
5 5 (7.94%) NSubstitute
5 5 (7.94%) Team Foundation Server
6 4 (6.35%) Visual Studio Team System
7 3 (4.76%) Jenkins
7 3 (4.76%) Subversion
8 2 (3.17%) Moq
8 2 (3.17%) MSTest
8 2 (3.17%) Selenium
General
1 18 (28.57%) Finance
2 4 (6.35%) Games
3 2 (3.17%) Advertising
3 2 (3.17%) Automotive
Job Titles
1 52 (82.54%) Developer
2 26 (41.27%) .NET Developer
3 22 (34.92%) C# Developer
4 20 (31.75%) Software Developer
5 15 (23.81%) C# Software Developer
6 9 (14.29%) Software Engineer
6 9 (14.29%) Web Developer
7 8 (12.70%) .NET Web Developer
7 8 (12.70%) C# .NET Developer
8 6 (9.52%) ASP.NET Developer
8 6 (9.52%) Backend Developer
8 6 (9.52%) C# ASP.NET Developer
8 6 (9.52%) C# Web Developer
9 5 (7.94%) JavaScript Developer
10 4 (6.35%) Full Stack Developer
10 4 (6.35%) Integration Developer
10 4 (6.35%) Lead Software Design Engineer
10 4 (6.35%) Lead Software Engineer
10 4 (6.35%) Node.js Developer
10 4 (6.35%) Software Design Engineer
Libraries, Frameworks & Software Standards
1 58 (92.06%) .NET
2 42 (66.67%) ASP.NET
3 29 (46.03%) .NET Framework
3 29 (46.03%) Entity Framework
4 28 (44.44%) HTML
5 22 (34.92%) CSS
6 20 (31.75%) ASP.NET MVC
7 16 (25.40%) ASP.NET Web API
8 15 (23.81%) LINQ
9 13 (20.63%) jQuery
9 13 (20.63%) RESTful
10 12 (19.05%) WCF
11 11 (17.46%) AngularJS
11 11 (17.46%) HTML5
11 11 (17.46%) Node.js
12 9 (14.29%) REST
13 6 (9.52%) .NET Core
13 6 (9.52%) Akka.NET
13 6 (9.52%) ASP.NET MVC 4
13 6 (9.52%) Twitter Bootstrap
Miscellaneous
1 14 (22.22%) Greenfield Project
2 4 (6.35%) Enterprise Software
3 2 (3.17%) Analytical Skills
3 2 (3.17%) Computer Science
Operating Systems
1 6 (9.52%) Windows
2 4 (6.35%) Android
2 4 (6.35%) Linux
Processes & Methodologies
1 40 (63.49%) MVC
2 29 (46.03%) Agile Software Development
3 26 (41.27%) BDD
4 20 (31.75%) Continuous Integration
5 17 (26.98%) Web Development
6 14 (22.22%) Software Engineering
6 14 (22.22%) Unit Testing
7 13 (20.63%) Front End Development
8 12 (19.05%) CRM
9 11 (17.46%) Microservices
9 11 (17.46%) Test Automation
10 8 (12.70%) Kanban
10 8 (12.70%) Responsive Web Design
11 6 (9.52%) CQRS
11 6 (9.52%) Mentoring
12 5 (7.94%) Dependency Injection
12 5 (7.94%) OOP
12 5 (7.94%) OWASP
12 5 (7.94%) Web Application Development
13 4 (6.35%) OOD
Programming Languages
1 58 (92.06%) C#
2 37 (58.73%) JavaScript
3 23 (36.51%) SQL
4 8 (12.70%) T-SQL
5 6 (9.52%) TypeScript
6 5 (7.94%) Java
6 5 (7.94%) VB.NET
7 4 (6.35%) C++
7 4 (6.35%) VB
8 3 (4.76%) Erlang
8 3 (4.76%) F#
8 3 (4.76%) Haskell
8 3 (4.76%) PHP
8 3 (4.76%) Ruby
8 3 (4.76%) Scala
9 1 (1.59%) Python
Qualifications
1 2 (3.17%) Computer Science Degree
1 2 (3.17%) Degree
Quality Assurance & Compliance
1 5 (7.94%) PCI DSS
1 5 (7.94%) QA
System Software
1 2 (3.17%) Docker
Vendors
1 8 (12.70%) Microsoft
2 3 (4.76%) Google
3 1 (1.59%) ESRI