Period
to 22 January 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 January 2019 with a comparison to the same period in the previous 2 years.

Test-Driven Development (TDD)
Wiltshire > Swindon
6 months to
22 Jan 2019
Same period 2018 Same period 2017
Rank 45 37 50
Rank change year-on-year -8 +13 +23
Permanent jobs citing TDD 44 28 25
As % of all permanent IT jobs advertised in Swindon 5.29% 4.32% 3.21%
As % of the Processes & Methodologies category 5.71% 4.96% 3.73%
Number of salaries quoted 46 24 24
Swindon median annual salary £60,000 £42,500 £50,000
Median salary % change year-on-year +41.18% -15.00% +33.33%
10th Percentile £38,750 £35,000 £33,250
90th Percentile £81,250 £62,125 £60,125
Wiltshire median annual salary £45,000 £50,000 £37,500
% change year-on-year -10.00% +33.33% -2.60%

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 771 565 671
As % of all permanent IT jobs advertised in Swindon 92.67% 87.19% 86.25%
Number of salaries quoted 688 471 566
Swindon median annual salary £47,500 £42,500 £42,500
Median salary % change year-on-year +11.76% - -
10th Percentile £29,700 £28,750 £26,250
90th Percentile £70,000 £60,000 £62,500
Wiltshire median annual salary £45,000 £42,000 £40,000
% change year-on-year +7.14% +5.00% -

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 January 2019.

Salary histogram for TDD in Swindon

For the 6 months to 22 January 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 33 (75.00%) Agile Software Development
2 26 (59.09%) BDD
3 24 (54.55%) Finance
4 23 (52.27%) JavaScript
5 21 (47.73%) HTML
5 21 (47.73%) CSS
5 21 (47.73%) AngularJS
6 17 (38.64%) SaaS
7 16 (36.36%) Microsoft Azure
7 16 (36.36%) JSON
7 16 (36.36%) Scrum
8 15 (34.09%) C#
8 15 (34.09%) .NET
8 15 (34.09%) Kanban
8 15 (34.09%) Amazon AWS
9 14 (31.82%) PHP
9 14 (31.82%) Mentoring
10 13 (29.55%) MySQL
10 13 (29.55%) XML
10 13 (29.55%) PostgreSQL
10 13 (29.55%) Symfony
11 12 (27.27%) Zend
11 12 (27.27%) Technical Architecture
11 12 (27.27%) Amazon EC2
11 12 (27.27%) Amazon S3
11 12 (27.27%) HTML5
11 12 (27.27%) Amazon SQS
11 12 (27.27%) Laravel
11 12 (27.27%) CSS3
11 12 (27.27%) Amazon DynamoDB

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 2 (4.55%) Apache
Business Applications
1 1 (2.27%) Endur
Cloud Services
1 17 (38.64%) SaaS
2 16 (36.36%) Microsoft Azure
3 15 (34.09%) Amazon AWS
4 12 (27.27%) Amazon EC2
4 12 (27.27%) Amazon S3
4 12 (27.27%) Amazon SQS
5 4 (9.09%) Dynamics 365
5 4 (9.09%) iPaaS
6 1 (2.27%) Cloud Computing
6 1 (2.27%) NuGet
Communications & Networking
1 9 (20.45%) Reverse Proxy
2 1 (2.27%) Internet
Database & Business Intelligence
1 13 (29.55%) MySQL
1 13 (29.55%) PostgreSQL
2 12 (27.27%) Amazon DynamoDB
3 3 (6.82%) NoSQL
3 3 (6.82%) SQL Server
4 2 (4.55%) Redis
4 2 (4.55%) SQL Server 2016
Development Applications
1 8 (18.18%) Git (software)
2 7 (15.91%) Visual Studio
3 5 (11.36%) ClearCase
3 5 (11.36%) Eclipse
3 5 (11.36%) Subversion
3 5 (11.36%) Visual Studio Team System
4 1 (2.27%) Babel
4 1 (2.27%) Log4Net
4 1 (2.27%) Moq
4 1 (2.27%) NUnit
4 1 (2.27%) TeamCity
General
1 24 (54.55%) Finance
2 2 (4.55%) Retail
3 1 (2.27%) Advertising
3 1 (2.27%) Back Office
3 1 (2.27%) Games
3 1 (2.27%) Marketing
Job Titles
1 21 (47.73%) Developer
2 13 (29.55%) Development Manager
3 10 (22.73%) PHP Development Manager
4 9 (20.45%) Architect
4 9 (20.45%) PHP Architect
4 9 (20.45%) SaaS Architect
5 7 (15.91%) Java Developer
6 6 (13.64%) C# Developer
6 6 (13.64%) Software Engineer
7 5 (11.36%) C++ Software Engineer
8 4 (9.09%) .NET Developer
9 3 (6.82%) C# .NET Developer
9 3 (6.82%) Qt Software Engineer
10 2 (4.55%) Azure Developer
10 2 (4.55%) DevOps Engineer
10 2 (4.55%) Head of Development
10 2 (4.55%) SC Cleared Java Developer
10 2 (4.55%) Software Developer
10 2 (4.55%) Software Development Manager
10 2 (4.55%) Software Manager
Libraries, Frameworks & Software Standards
1 21 (47.73%) AngularJS
1 21 (47.73%) CSS
1 21 (47.73%) HTML
2 16 (36.36%) JSON
3 15 (34.09%) .NET
4 13 (29.55%) Symfony
4 13 (29.55%) XML
5 12 (27.27%) ASP.NET
5 12 (27.27%) CSS3
5 12 (27.27%) HTML5
5 12 (27.27%) Laravel
6 11 (25.00%) REST
6 11 (25.00%) WCF
7 8 (18.18%) ASP.NET Web API
8 7 (15.91%) Spring
9 5 (11.36%) Qt
9 5 (11.36%) SOAP
10 3 (6.82%) ASP.NET MVC
10 3 (6.82%) Twitter Bootstrap
11 2 (4.55%) Entity Framework
Miscellaneous
1 5 (11.36%) Field-Programmable Gate Array
2 3 (6.82%) Fintech
3 1 (2.27%) Analytical Skills
3 1 (2.27%) Enterprise Software
3 1 (2.27%) SCADA
Operating Systems
1 9 (20.45%) Linux
2 5 (11.36%) Windows
Processes & Methodologies
1 33 (75.00%) Agile Software Development
2 26 (59.09%) BDD
3 16 (36.36%) Scrum
4 15 (34.09%) Kanban
5 14 (31.82%) Mentoring
6 12 (27.27%) Coaching
6 12 (27.27%) Technical Architecture
7 9 (20.45%) SDLC
8 8 (18.18%) OO
9 7 (15.91%) API Development
9 7 (15.91%) Continuous Integration
9 7 (15.91%) Microservices
9 7 (15.91%) Project Management
9 7 (15.91%) Software Engineering
10 5 (11.36%) Inversion of Control
10 5 (11.36%) OOD
10 5 (11.36%) System Testing
11 4 (9.09%) DevOps
11 4 (9.09%) Stakeholder Engagement
12 3 (6.82%) Technical Debt
Programming Languages
1 23 (52.27%) JavaScript
2 15 (34.09%) C#
3 14 (31.82%) PHP
4 10 (22.73%) PHP 7
5 8 (18.18%) Java
6 7 (15.91%) Java 8
7 5 (11.36%) C++
8 3 (6.82%) TypeScript
9 2 (4.55%) Bash Shell
9 2 (4.55%) C
9 2 (4.55%) Python
10 1 (2.27%) F#
10 1 (2.27%) PowerShell
10 1 (2.27%) Ruby
10 1 (2.27%) SQL
Qualifications
1 7 (15.91%) SC Cleared
1 7 (15.91%) Security Cleared
2 5 (11.36%) Degree
Systems Management
1 2 (4.55%) Terraform
2 1 (2.27%) Wonderware InTouch
Vendors
1 12 (27.27%) Zend
2 6 (13.64%) Microsoft
3 1 (2.27%) Facebook
3 1 (2.27%) TIBCO
3 1 (2.27%) Wonderware