Period
to 22 October 2020

The following table provides summary statistics for permanent job vacancies advertised in West Sussex 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 October 2020 with a comparison to the same period in the previous 2 years.

Test-Driven Development (TDD)
South East > West Sussex
6 months to
22 Oct 2020
Same period 2019 Same period 2018
Rank 40 28 20
Rank change year-on-year -12 -8 +4
Permanent jobs citing TDD 53 159 226
As % of all permanent jobs advertised in West Sussex 6.54% 6.64% 9.59%
As % of the Processes & Methodologies category 6.97% 7.31% 10.69%
Number of salaries quoted 54 163 191
Median annual salary £60,000 £50,000 £47,500
Median salary % change year-on-year +20.00% +5.26% +5.56%
10th Percentile £50,000 £28,750 £35,000
90th Percentile £67,500 £70,000 £63,750
South East median annual salary £55,000 £52,500 £50,000
% change year-on-year +4.76% +5.00% +9.59%

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 West Sussex with a requirement for process or methodology skills.

All Process and Methodology Skills
West Sussex
Permanent vacancies with a requirement for process or methodology skills 760 2,176 2,114
As % of all permanent IT jobs advertised in West Sussex 93.83% 90.93% 89.73%
Number of salaries quoted 557 1,742 1,771
Median annual salary £56,000 £47,500 £47,500
Median salary % change year-on-year +17.89% - +11.11%
10th Percentile £33,100 £27,500 £27,000
90th Percentile £75,000 £70,000 £70,000
South East median annual salary £52,500 £50,000 £47,500
% change year-on-year +5.00% +5.26% +5.56%

TDD
Job Vacancy Trend in West Sussex

Job postings citing TDD as a proportion of all IT jobs advertised in West Sussex.

Job vacancy trend for TDD in West Sussex

TDD
Salary Trend in West Sussex

3-month moving average salary quoted in jobs citing TDD in West Sussex.

Salary trend for TDD in West Sussex

TDD
Salary Histogram in West Sussex

Salary distribution for jobs citing TDD in West Sussex over the 6 months to 22 October 2020.

Salary histogram for TDD in West Sussex

TDD
Job Locations in West Sussex

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing TDD within the West Sussex region over the 6 months to 22 October 2020. 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
Crawley +7 26 £55,000 -4.35% 5
Horsham +12 21 £60,000 +20.00% 3
Burgess Hill +4 3 £52,500 +16.67%
Haywards Heath - 2 £75,000 -
Worthing - 1 £75,000 -
TDD
South East

For the 6 months to 22 October 2020, 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 West Sussex region with a requirement for TDD.

1 41 (77.36%) C#
1 41 (77.36%) Agile Software Development
2 39 (73.58%) Scrum
2 39 (73.58%) .NET
3 35 (66.04%) ASP.NET
4 34 (64.15%) MVC
4 34 (64.15%) ASP.NET MVC
5 28 (52.83%) ASP.NET Web Forms
5 28 (52.83%) Skype
6 24 (45.28%) HTML
7 23 (43.40%) JavaScript
8 21 (39.62%) CSS
9 20 (37.74%) React
10 19 (35.85%) SQL Server
11 18 (33.96%) ASP.NET Core
12 17 (32.08%) .NET Core
13 12 (22.64%) REST
14 9 (16.98%) Degree
14 9 (16.98%) Test Automation
14 9 (16.98%) Line Management
15 8 (15.09%) BDD
15 8 (15.09%) Node.js
15 8 (15.09%) JIRA
16 7 (13.21%) Ajax
16 7 (13.21%) Unit Testing
16 7 (13.21%) CSS3
16 7 (13.21%) DevOps
16 7 (13.21%) Azure
17 6 (11.32%) Twitter Bootstrap
17 6 (11.32%) Sass

TDD
Co-occurring IT Skills in West Sussex 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 6 (11.32%) CMS
2 2 (3.77%) SharePoint
Applications
1 6 (11.32%) Figma
2 2 (3.77%) Microsoft Office
Cloud Services
1 7 (13.21%) Azure
2 2 (3.77%) AWS
2 2 (3.77%) GCP
2 2 (3.77%) SaaS
3 1 (1.89%) AWS Lambda
3 1 (1.89%) Serverless
Communications & Networking
1 28 (52.83%) Skype
2 1 (1.89%) DSL
Database & Business Intelligence
1 19 (35.85%) SQL Server
2 3 (5.66%) MongoDB
3 1 (1.89%) Relational Database
Development Applications
1 8 (15.09%) JIRA
2 5 (9.43%) Visual Studio
3 2 (3.77%) NUnit
3 2 (3.77%) StyleCop
4 1 (1.89%) Git (software)
4 1 (1.89%) Jenkins
Job Titles
1 45 (84.91%) Developer
2 25 (47.17%) .NET Developer
3 24 (45.28%) Lead Developer
4 15 (28.30%) C# Developer
5 12 (22.64%) C# .NET Developer
6 10 (18.87%) ASP.NET Developer
6 10 (18.87%) C# ASP.NET Developer
6 10 (18.87%) Lead .NET Developer
7 6 (11.32%) Front End Developer (Client-Side Developer)
7 6 (11.32%) Scrum Master
8 4 (7.55%) .NET Software Developer
8 4 (7.55%) Senior C# Developer
8 4 (7.55%) Senior Developer
8 4 (7.55%) Software Developer
9 2 (3.77%) Graduate
9 2 (3.77%) React Developer
9 2 (3.77%) Senior .NET Software Developer
9 2 (3.77%) Senior C# Software Developer
9 2 (3.77%) Senior Software Developer
9 2 (3.77%) Web Developer
Libraries, Frameworks & Software Standards
1 39 (73.58%) .NET
2 35 (66.04%) ASP.NET
3 34 (64.15%) ASP.NET MVC
4 28 (52.83%) ASP.NET Web Forms
5 24 (45.28%) HTML
6 21 (39.62%) CSS
7 20 (37.74%) React
8 18 (33.96%) ASP.NET Core
9 17 (32.08%) .NET Core
10 12 (22.64%) REST
11 8 (15.09%) Node.js
12 7 (13.21%) Ajax
12 7 (13.21%) CSS3
13 6 (11.32%) Ember.js
13 6 (11.32%) Sass
13 6 (11.32%) Twitter Bootstrap
14 4 (7.55%) AngularJS
14 4 (7.55%) OAuth
14 4 (7.55%) OAuth2
14 4 (7.55%) OpenID
Miscellaneous
1 6 (11.32%) Acoustics
1 6 (11.32%) User Experience
2 2 (3.77%) Management Information System
Operating Systems
1 3 (5.66%) Windows
1 3 (5.66%) Windows 10
1 3 (5.66%) Windows XP
Processes & Methodologies
1 41 (77.36%) Agile Software Development
2 39 (73.58%) Scrum
3 34 (64.15%) MVC
4 9 (16.98%) Line Management
4 9 (16.98%) Test Automation
5 8 (15.09%) BDD
6 7 (13.21%) DevOps
6 7 (13.21%) Unit Testing
7 6 (11.32%) API Design
7 6 (11.32%) API Development
7 6 (11.32%) Front End Development
7 6 (11.32%) Mobile First
7 6 (11.32%) OOP
7 6 (11.32%) Presales
7 6 (11.32%) Refactoring
7 6 (11.32%) Requirements Analysis
7 6 (11.32%) Risk Analysis
7 6 (11.32%) Wireframes
8 5 (9.43%) Mathematics
8 5 (9.43%) Pair Programming
Programming Languages
1 41 (77.36%) C#
2 23 (43.40%) JavaScript
3 3 (5.66%) C++
3 3 (5.66%) Delphi
3 3 (5.66%) TypeScript
4 2 (3.77%) Python
4 2 (3.77%) VB.NET
5 1 (1.89%) Groovy
5 1 (1.89%) Java
5 1 (1.89%) Java 8
5 1 (1.89%) Scala
Qualifications
1 9 (16.98%) Degree
2 2 (3.77%) Numerate Degree
Quality Assurance & Compliance
1 6 (11.32%) QA
System Software
1 3 (5.66%) Docker
Systems Management
1 3 (5.66%) Kubernetes
1 3 (5.66%) Terraform
2 1 (1.89%) Kibana
Vendors
1 3 (5.66%) Atlassian
1 3 (5.66%) CA
1 3 (5.66%) CA Agile Central
1 3 (5.66%) Google
2 1 (1.89%) Splunk