Period
to 18 January 2019

The following table provides summary statistics for permanent job vacancies advertised in Crawley 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 18 January 2019 with a comparison to the same period in the previous 2 years.

Test-Driven Development (TDD)
West Sussex > Crawley
6 months to
18 Jan 2019
Same period 2018 Same period 2017
Rank 18 20 28
Rank change year-on-year +2 +8 0
Permanent jobs citing TDD 43 62 57
As % of all permanent IT jobs advertised in Crawley 7.86% 10.11% 6.61%
As % of the Processes & Methodologies category 9.13% 11.46% 7.29%
Number of salaries quoted 42 56 57
Crawley median annual salary £47,500 £47,500 £50,000
Median salary % change year-on-year - -5.00% -4.76%
10th Percentile £41,250 £32,500 £31,250
90th Percentile £73,750 £57,500 £64,750
West Sussex median annual salary £47,500 £45,000 £47,500
% change year-on-year +5.56% -5.26% +5.56%

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 Crawley with a requirement for process or methodology skills.

All Process and Methodology Skills
Crawley
Permanent vacancies with a requirement for process or methodology skills 471 541 782
As % of all permanent IT jobs advertised in Crawley 86.11% 88.25% 90.72%
Number of salaries quoted 439 468 748
Crawley median annual salary £47,500 £42,500 £47,500
Median salary % change year-on-year +11.76% -10.53% +5.56%
10th Percentile £30,000 £28,750 £30,000
90th Percentile £70,000 £60,000 £63,750
West Sussex median annual salary £50,000 £45,000 £45,000
% change year-on-year +11.11% - +5.88%

TDD
Job Vacancy Trend in Crawley

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

Job vacancy trend for TDD in Crawley

TDD
Salary Trend in Crawley

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

Salary trend for TDD in Crawley

TDD
Salary Histogram in Crawley

The salary distribution of IT jobs citing TDD in Crawley over the 6 months to 18 January 2019.

Salary histogram for TDD in Crawley

For the 6 months to 18 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 Crawley region with a requirement for TDD.

1 43 (100.00%) Agile Software Development
2 23 (53.49%) BDD
3 20 (46.51%) Test Automation
4 19 (44.19%) Java
4 19 (44.19%) Linux
4 19 (44.19%) Python
5 18 (41.86%) Software Engineering
5 18 (41.86%) Software Testing
5 18 (41.86%) Wireless
5 18 (41.86%) Process Improvement
5 18 (41.86%) Root Cause Analysis
5 18 (41.86%) Continuous Integration
5 18 (41.86%) Microservices
5 18 (41.86%) Defect Tracking
5 18 (41.86%) Customer Requirements
6 15 (34.88%) Degree
7 14 (32.56%) Computer Science
8 5 (11.63%) MVC
8 5 (11.63%) ASP.NET
8 5 (11.63%) .NET
8 5 (11.63%) C#
8 5 (11.63%) Marketing
8 5 (11.63%) ASP.NET MVC
9 4 (9.30%) Avionics
9 4 (9.30%) Git (software)
9 4 (9.30%) .NET Framework
9 4 (9.30%) WCF
9 4 (9.30%) WPF
9 4 (9.30%) Web Application Development
9 4 (9.30%) ASP.NET Web API

TDD
Co-occurring IT Skills in Crawley 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 (2.33%) Confluence
Communications & Networking
1 18 (41.86%) Wireless
2 4 (9.30%) TCP/IP
2 4 (9.30%) Wi-Fi
Database & Business Intelligence
1 4 (9.30%) NoSQL
1 4 (9.30%) SQL Server
1 4 (9.30%) SQL Server 2016
Development Applications
1 4 (9.30%) Git (software)
2 2 (4.65%) Selenium
3 1 (2.33%) Cucumber
3 1 (2.33%) JIRA
3 1 (2.33%) SoapUI
General
1 5 (11.63%) Marketing
2 4 (9.30%) Avionics
Job Titles
1 23 (53.49%) Developer
2 19 (44.19%) Java Developer
3 18 (41.86%) Agile Developer
3 18 (41.86%) Agile Java Developer
4 15 (34.88%) Test Engineer
5 9 (20.93%) Senior Agile Developer
5 9 (20.93%) Senior Agile Java Developer
5 9 (20.93%) Senior Developer
5 9 (20.93%) Senior Java Developer
5 9 (20.93%) Software Test Engineer
6 4 (9.30%) .NET Developer
6 4 (9.30%) .NET Software Developer
7 3 (6.98%) Automation Engineer
7 3 (6.98%) Senior Automation Engineer
8 2 (4.65%) Test Automation Engineer
9 1 (2.33%) Graduate C# Developer
9 1 (2.33%) Graduate Java Developer
9 1 (2.33%) Linux Developer
9 1 (2.33%) Selenium Test Analyst
9 1 (2.33%) Test Leader
Libraries, Frameworks & Software Standards
1 5 (11.63%) .NET
1 5 (11.63%) ASP.NET
1 5 (11.63%) ASP.NET MVC
2 4 (9.30%) .NET Framework
2 4 (9.30%) ASP.NET MVC 5
2 4 (9.30%) ASP.NET Web API
2 4 (9.30%) Code First Entity Framework
2 4 (9.30%) Entity Framework
2 4 (9.30%) Node.js
2 4 (9.30%) RESTful
2 4 (9.30%) WCF
2 4 (9.30%) WinForms
2 4 (9.30%) WPF
3 1 (2.33%) J2EE
3 1 (2.33%) SOAP
Operating Systems
1 19 (44.19%) Linux
2 4 (9.30%) Windows
Processes & Methodologies
1 43 (100.00%) Agile Software Development
2 23 (53.49%) BDD
3 20 (46.51%) Test Automation
4 18 (41.86%) Continuous Integration
4 18 (41.86%) Customer Requirements
4 18 (41.86%) Defect Tracking
4 18 (41.86%) Microservices
4 18 (41.86%) Process Improvement
4 18 (41.86%) Root Cause Analysis
4 18 (41.86%) Software Engineering
4 18 (41.86%) Software Testing
5 14 (32.56%) Computer Science
6 5 (11.63%) MVC
7 4 (9.30%) Web Application Development
8 1 (2.33%) ATDD
8 1 (2.33%) Decision-Making
8 1 (2.33%) DevOps
8 1 (2.33%) Functional Testing
8 1 (2.33%) Risk Assessment
8 1 (2.33%) Scrum
Programming Languages
1 19 (44.19%) Java
1 19 (44.19%) Python
2 5 (11.63%) C#
3 4 (9.30%) Ruby
Qualifications
1 15 (34.88%) Degree
Quality Assurance & Compliance
1 1 (2.33%) QA