Period
to 22 August 2019

The following table provides summary statistics for permanent job vacancies advertised in Swindon 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 22 August 2019 with a comparison to the same period in the previous 2 years.

Test-Driven Development (TDD)
Wiltshire > Swindon
6 months to
22 Aug 2019
Same period 2018 Same period 2017
Rank 66 49 30
Rank change year-on-year -17 -19 +27
Permanent jobs citing TDD 28 26 56
As % of all permanent IT jobs advertised in Swindon 3.37% 3.19% 6.91%
As % of the Processes & Methodologies category 3.68% 3.48% 7.49%
Number of salaries quoted 21 26 47
Swindon median annual salary £47,500 £51,250 £50,000
Median salary % change year-on-year -7.32% +2.50% +25.00%
10th Percentile £43,750 £35,000 £34,000
90th Percentile £61,250 £90,000 £57,500
Wiltshire median annual salary £47,500 £45,000 £50,000
% change year-on-year +5.56% -10.00% +25.00%

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 Swindon with a requirement for process or methodology skills.

All Process and Methodology Skills
Swindon
Permanent vacancies with a requirement for process or methodology skills 761 748 748
As % of all permanent IT jobs advertised in Swindon 91.58% 91.67% 92.23%
Number of salaries quoted 653 690 635
Swindon median annual salary £48,500 £45,000 £42,000
Median salary % change year-on-year +7.78% +7.14% +1.20%
10th Percentile £29,750 £29,883 £26,000
90th Percentile £78,863 £63,750 £57,500
Wiltshire median annual salary £47,500 £42,864 £40,625
% change year-on-year +10.81% +5.51% +1.56%

TDD
Job Vacancy Trend in Swindon

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

Job vacancy trend for TDD in Swindon

TDD
Salary Trend in Swindon

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

Salary trend for TDD in Swindon

TDD
Salary Histogram in Swindon

The salary distribution of IT jobs citing TDD in Swindon over the 6 months to 22 August 2019.

Salary histogram for TDD in Swindon

For the 6 months to 22 August 2019, 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 Swindon region with a requirement for TDD.

1 22 (78.57%) Finance
1 22 (78.57%) C#
1 22 (78.57%) .NET
2 20 (71.43%) Agile Software Development
3 17 (60.71%) WCF
3 17 (60.71%) Test Automation
4 15 (53.57%) Kanban
5 13 (46.43%) Azure
5 13 (46.43%) AWS
5 13 (46.43%) .NET Core
5 13 (46.43%) Dynamics 365
6 12 (42.86%) Bitbucket
6 12 (42.86%) Git (software)
7 11 (39.29%) .NET Framework
7 11 (39.29%) Continuous Improvement
8 10 (35.71%) Docker
8 10 (35.71%) Kubernetes
8 10 (35.71%) Continuous Integration
8 10 (35.71%) Scrum
9 9 (32.14%) Migration
9 9 (32.14%) MVC
9 9 (32.14%) Oracle
9 9 (32.14%) SQL Server
9 9 (32.14%) WPF
9 9 (32.14%) TeamCity
9 9 (32.14%) MVVM
9 9 (32.14%) Opscode Chef
9 9 (32.14%) Coaching
9 9 (32.14%) Analytical Skills
9 9 (32.14%) NuGet

TDD
Co-occurring IT Skills in Swindon 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 4 (14.29%) Apache
2 1 (3.57%) Confluence
Business Applications
1 5 (17.86%) Dynamics CRM
Cloud Services
1 13 (46.43%) AWS
1 13 (46.43%) Azure
1 13 (46.43%) Dynamics 365
2 9 (32.14%) NuGet
3 8 (28.57%) iPaaS
4 4 (14.29%) Azure Functions
4 4 (14.29%) Serverless
5 3 (10.71%) Amazon EC2
5 3 (10.71%) Amazon SQS
5 3 (10.71%) SaaS
Communications & Networking
1 8 (28.57%) Reverse Proxy
Database & Business Intelligence
1 9 (32.14%) SQL Server
2 5 (17.86%) MySQL
Development Applications
1 12 (42.86%) Bitbucket
1 12 (42.86%) Git (software)
2 9 (32.14%) TeamCity
3 4 (14.29%) JIRA
4 3 (10.71%) PHPUnit
5 2 (7.14%) Subversion
6 1 (3.57%) GitLab
6 1 (3.57%) Gradle
6 1 (3.57%) Jenkins
6 1 (3.57%) JMeter
6 1 (3.57%) Maven
6 1 (3.57%) The Grinder
General
1 22 (78.57%) Finance
Job Titles
1 28 (100.00%) Developer
2 19 (67.86%) C# Developer
3 9 (32.14%) .NET Developer
3 9 (32.14%) Applications Developer
3 9 (32.14%) C# .NET Developer
3 9 (32.14%) C# Application Developer
4 7 (25.00%) .NET Applications Developer
4 7 (25.00%) AWS Developer
4 7 (25.00%) C# WPF Developer
4 7 (25.00%) WPF Developer
5 5 (17.86%) PHP Developer
6 4 (14.29%) CRM Developer
6 4 (14.29%) Dynamics CRM Developer
7 3 (10.71%) Cloud Developer
7 3 (10.71%) PHP Developer - Fintech
8 2 (7.14%) Azure Developer
8 2 (7.14%) Energy Trading Developer
9 1 (3.57%) Cloud Engineer
9 1 (3.57%) Full Stack Developer
9 1 (3.57%) Java Engineer
Libraries, Frameworks & Software Standards
1 22 (78.57%) .NET
2 17 (60.71%) WCF
3 13 (46.43%) .NET Core
4 11 (39.29%) .NET Framework
5 9 (32.14%) Entity Framework
5 9 (32.14%) Lambda Expressions
5 9 (32.14%) WPF
6 8 (28.57%) ASP.NET
6 8 (28.57%) JSON
6 8 (28.57%) REST
7 6 (21.43%) AngularJS
8 5 (17.86%) CSS
8 5 (17.86%) HTML
8 5 (17.86%) Symfony
8 5 (17.86%) XML
9 3 (10.71%) Behat
9 3 (10.71%) LAMP
10 2 (7.14%) CSS3
10 2 (7.14%) HTML5
10 2 (7.14%) jQuery
Miscellaneous
1 9 (32.14%) Analytical Skills
2 5 (17.86%) Enterprise Software
3 2 (7.14%) Video Conferencing
4 1 (3.57%) Public Cloud
4 1 (3.57%) Virtual Team
Operating Systems
1 5 (17.86%) Linux
2 3 (10.71%) Ubuntu
Processes & Methodologies
1 20 (71.43%) Agile Software Development
2 17 (60.71%) Test Automation
3 15 (53.57%) Kanban
4 11 (39.29%) Continuous Improvement
5 10 (35.71%) Continuous Integration
5 10 (35.71%) Scrum
6 9 (32.14%) Coaching
6 9 (32.14%) Migration
6 9 (32.14%) MVC
6 9 (32.14%) MVVM
6 9 (32.14%) Problem-Solving
6 9 (32.14%) SOLID
7 8 (28.57%) API Development
7 8 (28.57%) Stakeholder Engagement
8 5 (17.86%) CRM
9 4 (14.29%) Fintech
9 4 (14.29%) Mentoring
9 4 (14.29%) SDLC
9 4 (14.29%) Task Automation
10 3 (10.71%) Order to Cash
Programming Languages
1 22 (78.57%) C#
2 5 (17.86%) PHP
3 4 (14.29%) SQL
4 3 (10.71%) JavaScript
4 3 (10.71%) PHP 7
5 1 (3.57%) Clojure
5 1 (3.57%) Java
5 1 (3.57%) Java 8
5 1 (3.57%) Kotlin
5 1 (3.57%) Python
5 1 (3.57%) Scala
Quality Assurance & Compliance
1 3 (10.71%) QA
System Software
1 10 (35.71%) Docker
Systems Management
1 10 (35.71%) Kubernetes
2 9 (32.14%) Opscode Chef
3 1 (3.57%) Mesos
Vendors
1 9 (32.14%) Oracle
2 4 (14.29%) Microsoft
3 1 (3.57%) Atlassian