Period
to 17 December 2018

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 17 December 2018 with a comparison to the same period in the previous 2 years.

Test-Driven Development (TDD)
South East > West Sussex
6 months to
17 Dec 2018
Same period 2017 Same period 2016
Rank 20 16 24
Rank change year-on-year -4 +8 -4
Permanent jobs citing TDD 242 265 191
As % of all permanent IT jobs advertised in West Sussex 9.48% 13.14% 8.22%
As % of the Processes & Methodologies category 10.54% 14.67% 9.06%
Number of salaries quoted 194 245 186
West Sussex median annual salary £47,500 £45,000 £47,500
Median salary % change year-on-year +5.56% -5.26% +5.56%
10th Percentile £35,000 £32,500 £32,500
90th Percentile £73,750 £55,000 £61,250
South East median annual salary £50,000 £45,000 £45,000
% change year-on-year +11.11% - -

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 2,297 1,807 2,109
As % of all permanent IT jobs advertised in West Sussex 90.01% 89.59% 90.79%
Number of salaries quoted 1,923 1,571 1,906
West Sussex median annual salary £50,000 £45,000 £45,000
Median salary % change year-on-year +11.11% - +5.88%
10th Percentile £29,050 £27,500 £27,500
90th Percentile £73,750 £62,500 £63,750
South East median annual salary £47,500 £45,000 £45,000
% change year-on-year +5.56% - -

TDD
Job Vacancy Trend in West Sussex

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

Job vacancy trend for TDD in West Sussex

TDD
Salary Trend in West Sussex

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

Salary trend for TDD in West Sussex

TDD
Salary Histogram in West Sussex

The salary distribution of IT jobs citing TDD in West Sussex over the 6 months to 17 December 2018.

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 17 December 2018. 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
Burgess Hill -5 80 £47,500 +5.56% 1
Crawley +2 51 £50,000 +5.26% 6
Horsham -4 31 £42,500 - 5
Worthing -4 23 £65,000 +44.44% 10
Chichester +2 21 £55,000 +10.00%
Gatwick -15 7 £45,000 -10.89%
Haywards Heath - 3 £42,500 - 1
TDD
South East

For the 6 months to 17 December 2018, 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.

1 196 (80.99%) Agile Software Development
2 95 (39.26%) .NET
3 82 (33.88%) Java
3 82 (33.88%) JavaScript
4 77 (31.82%) Web Services
5 75 (30.99%) HTML
6 72 (29.75%) MVC
7 68 (28.10%) .NET Framework
8 67 (27.69%) C#
9 60 (24.79%) ASP.NET
9 60 (24.79%) CSS
10 59 (24.38%) Git (software)
11 55 (22.73%) Entity Framework
12 54 (22.31%) OO
12 54 (22.31%) BDD
12 54 (22.31%) WCF
13 53 (21.90%) Continuous Integration
14 51 (21.07%) Test Automation
15 50 (20.66%) jQuery
15 50 (20.66%) Software Engineering
16 49 (20.25%) Scrum
17 45 (18.60%) ASP.NET MVC
18 42 (17.36%) C++
19 41 (16.94%) AngularJS
20 40 (16.53%) REST
21 37 (15.29%) Linux
22 36 (14.88%) Microservices
23 34 (14.05%) Customer Requirements
23 34 (14.05%) Degree
24 32 (13.22%) Computer Science

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 5 (2.07%) Confluence
2 4 (1.65%) WordPress
3 2 (0.83%) NServiceBus
4 1 (0.41%) BizTalk Server
4 1 (0.41%) SharePoint
4 1 (0.41%) Tomcat
Cloud Services
1 12 (4.96%) TestFlight
2 9 (3.72%) Microsoft Azure
3 4 (1.65%) Slack
4 3 (1.24%) Amazon AWS
5 1 (0.41%) Amazon EC2
5 1 (0.41%) GitHub
5 1 (0.41%) PaaS
5 1 (0.41%) Serverless
5 1 (0.41%) Virtual Private Cloud
Communications & Networking
1 23 (9.50%) Wireless
2 5 (2.07%) TCP/IP
2 5 (2.07%) Wi-Fi
3 4 (1.65%) WebEx
4 3 (1.24%) HTTP
5 1 (0.41%) Hyperconnected
5 1 (0.41%) Internet
Database & Business Intelligence
1 31 (12.81%) SQL Server
2 20 (8.26%) PostgreSQL
3 12 (4.96%) NoSQL
3 12 (4.96%) SQL Server 2016
4 4 (1.65%) Oracle Database
5 2 (0.83%) Azure SQL Database
5 2 (0.83%) Relational Database
6 1 (0.41%) Amazon DynamoDB
6 1 (0.41%) Amazon RDS
6 1 (0.41%) Amazon Redshift
6 1 (0.41%) MySQL
6 1 (0.41%) NonStop SQL
6 1 (0.41%) SQL Server 2012
Development Applications
1 59 (24.38%) Git (software)
2 31 (12.81%) JUnit
3 30 (12.40%) Selenium
3 30 (12.40%) Visual Studio
4 28 (11.57%) NUnit
4 28 (11.57%) StyleCop
5 25 (10.33%) Jenkins
6 17 (7.02%) Cucumber
7 15 (6.20%) Maven
8 14 (5.79%) TeamCity
9 13 (5.37%) JMeter
9 13 (5.37%) Subversion
10 12 (4.96%) CocoaPods
10 12 (4.96%) fastlane
10 12 (4.96%) Xcode
11 10 (4.13%) jMock
11 10 (4.13%) SoapUI
12 9 (3.72%) JIRA
12 9 (3.72%) TestNG
12 9 (3.72%) WebDriver
General
1 24 (9.92%) Finance
2 10 (4.13%) Marketing
3 5 (2.07%) Avionics
Job Titles
1 163 (67.36%) Developer
2 55 (22.73%) Java Developer
3 49 (20.25%) C# Developer
4 39 (16.12%) Senior Developer
5 36 (14.88%) Software Developer
6 34 (14.05%) Agile Developer
6 34 (14.05%) Agile Java Developer
7 28 (11.57%) .NET Developer
8 25 (10.33%) Architect
8 25 (10.33%) Software Architect
9 22 (9.09%) Senior Java Developer
10 21 (8.68%) Test Engineer
11 17 (7.02%) Senior Agile Developer
11 17 (7.02%) Senior Agile Java Developer
12 16 (6.61%) C# .NET Developer
13 13 (5.37%) ASP.NET Developer
13 13 (5.37%) C# ASP.NET Developer
13 13 (5.37%) C# Software Developer
14 12 (4.96%) Front End Developer (Client-Side Developer)
14 12 (4.96%) Full Stack Developer
Libraries, Frameworks & Software Standards
1 95 (39.26%) .NET
2 77 (31.82%) Web Services
3 75 (30.99%) HTML
4 68 (28.10%) .NET Framework
5 60 (24.79%) ASP.NET
5 60 (24.79%) CSS
6 55 (22.73%) Entity Framework
7 54 (22.31%) WCF
8 50 (20.66%) jQuery
9 45 (18.60%) ASP.NET MVC
10 41 (16.94%) AngularJS
11 40 (16.53%) REST
12 32 (13.22%) Twitter Bootstrap
13 30 (12.40%) Spring
14 28 (11.57%) ASP.NET Web API
14 28 (11.57%) LINQ
15 26 (10.74%) RESTful
16 22 (9.09%) Ajax
17 21 (8.68%) React
18 19 (7.85%) SOAP
Miscellaneous
1 22 (9.09%) User Experience
2 13 (5.37%) Mobile App
3 10 (4.13%) Greenfield Project
4 2 (0.83%) FMCG
5 1 (0.41%) Analytical Skills
5 1 (0.41%) Derivative
5 1 (0.41%) Linux Command Line
5 1 (0.41%) Mainframe
Operating Systems
1 37 (15.29%) Linux
2 14 (5.79%) Windows
3 12 (4.96%) Apple iOS
4 5 (2.07%) Android
4 5 (2.07%) Embedded Linux
5 1 (0.41%) Unix
Processes & Methodologies
1 196 (80.99%) Agile Software Development
2 72 (29.75%) MVC
3 54 (22.31%) BDD
3 54 (22.31%) OO
4 53 (21.90%) Continuous Integration
5 51 (21.07%) Test Automation
6 50 (20.66%) Software Engineering
7 49 (20.25%) Scrum
8 36 (14.88%) Microservices
9 34 (14.05%) Customer Requirements
10 32 (13.22%) Computer Science
11 31 (12.81%) Problem-Solving
11 31 (12.81%) SOA
12 30 (12.40%) Unit Testing
13 23 (9.50%) Defect Tracking
13 23 (9.50%) Process Improvement
13 23 (9.50%) Root Cause Analysis
13 23 (9.50%) Software Testing
14 18 (7.44%) Mentoring
15 17 (7.02%) SOLID
Programming Languages
1 82 (33.88%) Java
1 82 (33.88%) JavaScript
2 67 (27.69%) C#
3 42 (17.36%) C++
4 32 (13.22%) Python
5 21 (8.68%) Java 8
6 20 (8.26%) SQL
7 12 (4.96%) Apple Swift
7 12 (4.96%) Objective-C
8 11 (4.55%) Ruby
9 9 (3.72%) Groovy
9 9 (3.72%) TypeScript
10 7 (2.89%) PHP
10 7 (2.89%) PHP 5
10 7 (2.89%) Scala
11 5 (2.07%) C
11 5 (2.07%) Embedded C++
12 3 (1.24%) T-SQL
13 2 (0.83%) Kotlin
Qualifications
1 34 (14.05%) Degree
2 13 (5.37%) Computer Science Degree
3 8 (3.31%) ISEB
3 8 (3.31%) ISTQB
4 7 (2.89%) Master's Degree
5 1 (0.41%) Security Cleared
Quality Assurance & Compliance
1 27 (11.16%) QA
2 1 (0.41%) GDPR
System Software
1 1 (0.41%) Docker
Vendors
1 11 (4.55%) Splunk
2 7 (2.89%) Twitter
2 7 (2.89%) Zend
3 5 (2.07%) Oracle
4 3 (1.24%) Microsoft
5 2 (0.83%) Sybase
6 1 (0.41%) Perforce
6 1 (0.41%) Salesforce.com