Period
to 24 September 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 24 September 2018 with a comparison to the same period in the previous 2 years.

Test-Driven Development (TDD)
West Midlands > Staffordshire
6 months to
24 Sep 2018
Same period 2017 Same period 2016
Rank 32 30 20
Rank change year-on-year -2 -10 +38
Permanent jobs citing TDD 54 79 139
As % of all permanent IT jobs advertised in Staffordshire 6.59% 7.77% 11.25%
As % of the Processes & Methodologies category 7.16% 8.68% 12.02%
Number of salaries quoted 53 74 136
Staffordshire median annual salary £38,000 £40,000 £45,000
Median salary % change year-on-year -5.00% -11.11% +12.50%
10th Percentile £27,500 £31,625 £33,125
90th Percentile £50,000 £50,500 £64,375
West Midlands median annual salary £45,000 £40,000 £42,500
% change year-on-year +12.50% -5.88% -

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 754 910 1,156
As % of all permanent IT jobs advertised in Staffordshire 91.95% 89.48% 93.53%
Number of salaries quoted 618 726 1,029
Staffordshire median annual salary £40,000 £37,500 £37,500
Median salary % change year-on-year +6.67% - -
10th Percentile £23,750 £21,250 £22,200
90th Percentile £56,075 £55,000 £55,000
West Midlands median annual salary £44,000 £40,000 £40,000
% change year-on-year +10.00% - -

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 24 September 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 24 September 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 0 33 £45,000 +12.50% 10
Stafford +18 12 £37,500 - 6
Burton-upon-Trent -13 2 £30,750 -27.65% 2
Cannock +1 1 £35,000 +37.25% 2
Tamworth -7 1 £45,000 +20.00% 3
TDD
West Midlands

For the 6 months to 24 September 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 47 (87.04%) C#
2 46 (85.19%) .NET
3 39 (72.22%) MVC
4 37 (68.52%) ASP.NET
5 35 (64.81%) JavaScript
6 32 (59.26%) SQL Server
7 29 (53.70%) .NET Framework
7 29 (53.70%) Entity Framework
8 26 (48.15%) Agile Software Development
9 25 (46.30%) SQL
9 25 (46.30%) HTML
10 22 (40.74%) BDD
11 21 (38.89%) CSS
12 20 (37.04%) ASP.NET MVC
13 16 (29.63%) Finance
13 16 (29.63%) ASP.NET Web API
14 15 (27.78%) Continuous Integration
14 15 (27.78%) LINQ
14 15 (27.78%) Unit Testing
15 14 (25.93%) Web Development
15 14 (25.93%) Greenfield Project
16 13 (24.07%) Front End Development
16 13 (24.07%) WCF
16 13 (24.07%) CMS
16 13 (24.07%) NUnit
17 12 (22.22%) CRM
18 11 (20.37%) Git (software)
18 11 (20.37%) RESTful
19 10 (18.52%) jQuery
19 10 (18.52%) Software Engineering

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 (24.07%) CMS
2 1 (1.85%) Confluence
Applications
1 1 (1.85%) Microsoft PowerPoint
Cloud Services
1 7 (12.96%) Microsoft Azure
2 4 (7.41%) Azure Functions
2 4 (7.41%) Serverless
3 1 (1.85%) GitHub
3 1 (1.85%) SaaS
Communications & Networking
1 4 (7.41%) Internet
2 2 (3.70%) Extranet
3 1 (1.85%) Hyperconnected
3 1 (1.85%) SMS
Database & Business Intelligence
1 32 (59.26%) SQL Server
2 6 (11.11%) NoSQL
2 6 (11.11%) Redis
3 5 (9.26%) SQL Server 2012
4 4 (7.41%) Cosmos DB
4 4 (7.41%) SQL Server 2016
5 3 (5.56%) MongoDB
5 3 (5.56%) MySQL
6 2 (3.70%) PostgreSQL
7 1 (1.85%) Apache Cassandra
Development Applications
1 13 (24.07%) NUnit
2 11 (20.37%) Git (software)
3 8 (14.81%) Visual Studio
4 7 (12.96%) Team Foundation Server
5 6 (11.11%) NSubstitute
6 5 (9.26%) Selenium
7 4 (7.41%) Moq
7 4 (7.41%) Visual Studio Team System
8 3 (5.56%) Jenkins
8 3 (5.56%) ReSharper
8 3 (5.56%) SpecFlow
9 2 (3.70%) CruiseControl
10 1 (1.85%) Bitbucket
10 1 (1.85%) JIRA
10 1 (1.85%) PHPUnit
10 1 (1.85%) TeamCity
General
1 16 (29.63%) Finance
2 4 (7.41%) Automotive
3 3 (5.56%) Games
Job Titles
1 45 (83.33%) Developer
2 23 (42.59%) C# Developer
3 20 (37.04%) Software Developer
4 19 (35.19%) .NET Developer
5 15 (27.78%) C# Software Developer
6 10 (18.52%) C# .NET Developer
7 9 (16.67%) Web Developer
8 7 (12.96%) .NET Web Developer
8 7 (12.96%) ASP.NET Developer
8 7 (12.96%) C# ASP.NET Developer
9 6 (11.11%) JavaScript Developer
9 6 (11.11%) Software Engineer
10 5 (9.26%) C# Web Developer
10 5 (9.26%) Full Stack Developer
11 4 (7.41%) Node.js Developer
12 3 (5.56%) .NET Software Developer
12 3 (5.56%) Applications Developer
12 3 (5.56%) ASP.NET MVC Developer
12 3 (5.56%) Web Applications Developer
13 2 (3.70%) PHP Developer
Libraries, Frameworks & Software Standards
1 46 (85.19%) .NET
2 37 (68.52%) ASP.NET
3 29 (53.70%) .NET Framework
3 29 (53.70%) Entity Framework
4 25 (46.30%) HTML
5 21 (38.89%) CSS
6 20 (37.04%) ASP.NET MVC
7 16 (29.63%) ASP.NET Web API
8 15 (27.78%) LINQ
9 13 (24.07%) WCF
10 11 (20.37%) RESTful
11 10 (18.52%) jQuery
12 9 (16.67%) AngularJS
12 9 (16.67%) REST
13 8 (14.81%) Node.js
14 7 (12.96%) HTML5
14 7 (12.96%) XML
15 6 (11.11%) JSON
15 6 (11.11%) Ninject
15 6 (11.11%) WinForms
Miscellaneous
1 14 (25.93%) Greenfield Project
2 2 (3.70%) Analytical Skills
2 2 (3.70%) Computer Science
2 2 (3.70%) Enterprise Software
Operating Systems
1 7 (12.96%) Windows
2 4 (7.41%) Android
3 2 (3.70%) Linux
Processes & Methodologies
1 39 (72.22%) MVC
2 26 (48.15%) Agile Software Development
3 22 (40.74%) BDD
4 15 (27.78%) Continuous Integration
4 15 (27.78%) Unit Testing
5 14 (25.93%) Web Development
6 13 (24.07%) Front End Development
7 12 (22.22%) CRM
8 10 (18.52%) Software Engineering
9 9 (16.67%) Test Automation
10 8 (14.81%) OOP
11 7 (12.96%) Dependency Injection
11 7 (12.96%) SOLID
12 6 (11.11%) Inversion of Control
12 6 (11.11%) Microservices
12 6 (11.11%) OOD
12 6 (11.11%) Responsive Web Design
12 6 (11.11%) SOA
13 4 (7.41%) Android Development
13 4 (7.41%) Web Application Development
Programming Languages
1 47 (87.04%) C#
2 35 (64.81%) JavaScript
3 25 (46.30%) SQL
4 9 (16.67%) T-SQL
5 4 (7.41%) PHP
6 3 (5.56%) TypeScript
6 3 (5.56%) VB.NET
7 2 (3.70%) C++
7 2 (3.70%) Java
7 2 (3.70%) Ruby
7 2 (3.70%) VB
8 1 (1.85%) Erlang
8 1 (1.85%) ES6
8 1 (1.85%) F#
8 1 (1.85%) Haskell
8 1 (1.85%) Scala
Qualifications
1 2 (3.70%) Computer Science Degree
1 2 (3.70%) Degree
2 1 (1.85%) ISTQB
Quality Assurance & Compliance
1 3 (5.56%) QA
System Software
1 2 (3.70%) Docker
Vendors
1 4 (7.41%) Microsoft
2 3 (5.56%) Google