Period
to

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 23 May 2022 with a comparison to the same period in the previous 2 years.

Test-Driven Development (TDD)
South East > West Sussex
6 months to
23 May 2022
Same period 2021 Same period 2020
Rank 88 58 37
Rank change year-on-year -30 -21 -5
Permanent jobs citing TDD 22 45 103
As % of all permanent jobs advertised in West Sussex 1.92% 3.75% 6.68%
As % of the Processes & Methodologies category 2.08% 3.92% 7.40%
Number of salaries quoted 22 42 96
10th Percentile - £45,750 £33,750
25th Percentile £52,500 £52,500 £40,000
Median annual salary (50th Percentile) £56,250 £60,000 £50,000
Median % change year-on-year -6.25% +20.00% -
75th Percentile £63,750 £77,500 £60,000
90th Percentile - £84,750 £69,375
South East median annual salary £60,000 £55,000 £52,500
% change year-on-year +9.09% +4.76% +5.00%

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 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 1,056 1,148 1,391
As % of all permanent IT jobs advertised in West Sussex 92.15% 95.75% 90.27%
Number of salaries quoted 636 865 1,163
10th Percentile £32,500 £32,750 £32,500
25th Percentile £41,125 £41,250 £40,000
Median annual salary (50th Percentile) £55,000 £50,000 £50,000
Median % change year-on-year +10.00% - -
75th Percentile £67,500 £61,250 £60,000
90th Percentile £87,500 £70,000 £73,750
South East median annual salary £55,000 £50,000 £50,000
% change year-on-year +10.00% - -

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 23 May 2022.

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 23 May 2022. 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
Jobs
Gatwick -5 9 £62,500 -21.88%
Crawley -14 3 £57,500 +4.55% 1
Haywards Heath -7 1 £39,000 -48.00% 1
TDD
South East

For the 6 months to 23 May 2022, 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 19 (86.36%) JavaScript
2 15 (68.18%) MySQL
2 15 (68.18%) AWS
2 15 (68.18%) AWS Lambda
2 15 (68.18%) Serverless
3 12 (54.55%) Agile
3 12 (54.55%) .NET
4 11 (50.00%) Unit Testing
5 10 (45.45%) Test Automation
5 10 (45.45%) Entity Framework
5 10 (45.45%) SQL Server
5 10 (45.45%) ASP.NET
5 10 (45.45%) PHP
5 10 (45.45%) Vue.js
5 10 (45.45%) Laravel
5 10 (45.45%) AngularJS
5 10 (45.45%) React
6 9 (40.91%) Relational Database
6 9 (40.91%) Amazon RDS
6 9 (40.91%) Presales
6 9 (40.91%) SOLID
6 9 (40.91%) C#
6 9 (40.91%) OO
6 9 (40.91%) MVC
6 9 (40.91%) SaaS
6 9 (40.91%) Amazon EC2
6 9 (40.91%) Amazon S3
6 9 (40.91%) QA
6 9 (40.91%) Symfony
6 9 (40.91%) LINQ

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 1 (4.55%) Elasticsearch
1 1 (4.55%) SharePoint
Cloud Services
1 15 (68.18%) AWS
1 15 (68.18%) AWS Lambda
1 15 (68.18%) Serverless
2 9 (40.91%) Amazon EC2
2 9 (40.91%) Amazon S3
2 9 (40.91%) SaaS
3 6 (27.27%) Azure
Communications & Networking
1 1 (4.55%) WPA
Database & Business Intelligence
1 15 (68.18%) MySQL
2 10 (45.45%) SQL Server
3 9 (40.91%) Amazon RDS
3 9 (40.91%) Relational Database
Development Applications
1 6 (27.27%) Git (software)
1 6 (27.27%) JIRA
1 6 (27.27%) TeamCity
2 3 (13.64%) MSBuild
3 1 (4.55%) MSTest
3 1 (4.55%) NUnit
General
1 1 (4.55%) Tech for Good
Job Titles
1 20 (90.91%) Developer
2 11 (50.00%) Senior Developer
3 9 (40.91%) .NET Developer
3 9 (40.91%) ASP.NET Developer
3 9 (40.91%) PHP Developer
3 9 (40.91%) PHP Laravel Developer
3 9 (40.91%) Senior PHP Developer
4 6 (27.27%) Backend Developer
5 4 (18.18%) Full Stack Developer
6 3 (13.64%) ASP.NET MVC Developer
7 2 (9.09%) Software Engineer
8 1 (4.55%) C# Developer
8 1 (4.55%) C# Software Developer
8 1 (4.55%) C# Software Engineer
8 1 (4.55%) Senior C# Developer
8 1 (4.55%) Senior C# Software Developer
8 1 (4.55%) Senior Full Stack Developer
8 1 (4.55%) Senior Software Developer
8 1 (4.55%) Senior Software Engineer
8 1 (4.55%) Software Developer
Libraries, Frameworks & Software Standards
1 12 (54.55%) .NET
2 10 (45.45%) AngularJS
2 10 (45.45%) ASP.NET
2 10 (45.45%) Entity Framework
2 10 (45.45%) Laravel
2 10 (45.45%) React
2 10 (45.45%) Vue.js
3 9 (40.91%) LINQ
3 9 (40.91%) Symfony
4 8 (36.36%) .NET Framework
5 7 (31.82%) Web Services
6 6 (27.27%) .NET Core
6 6 (27.27%) Lambda Expressions
7 4 (18.18%) REST
7 4 (18.18%) WCF
8 3 (13.64%) Ajax
8 3 (13.64%) ASP.NET MVC
8 3 (13.64%) CSS
8 3 (13.64%) HTML
8 3 (13.64%) HTML5
Miscellaneous
1 6 (27.27%) User Experience
Processes & Methodologies
1 12 (54.55%) Agile
2 11 (50.00%) Unit Testing
3 10 (45.45%) Test Automation
4 9 (40.91%) MVC
4 9 (40.91%) OO
4 9 (40.91%) Presales
4 9 (40.91%) Risk Analysis
4 9 (40.91%) SOLID
5 7 (31.82%) BDD
6 6 (27.27%) Refactoring
7 5 (22.73%) Full Stack Development
8 3 (13.64%) API Design
8 3 (13.64%) CI/CD
8 3 (13.64%) Coaching
8 3 (13.64%) Collaborative Working
8 3 (13.64%) Domain-Driven Design
8 3 (13.64%) Mentoring
8 3 (13.64%) MVVM
8 3 (13.64%) Performance Optimisation
8 3 (13.64%) Requirements Analysis
Programming Languages
1 19 (86.36%) JavaScript
2 10 (45.45%) PHP
3 9 (40.91%) C#
4 3 (13.64%) SQL
5 2 (9.09%) TypeScript
Qualifications
1 1 (4.55%) Computer Science Degree
1 1 (4.55%) Degree
Quality Assurance & Compliance
1 9 (40.91%) QA
2 1 (4.55%) Accessibility