Period
to 25 September 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 25 September 2018 with a comparison to the same period in the previous 2 years.

Test-Driven Development (TDD)
South East > West Sussex
6 months to
25 Sep 2018
Same period 2017 Same period 2016
Rank 17 25 18
Rank change year-on-year +8 -7 +9
Permanent jobs citing TDD 247 220 281
As % of all permanent IT jobs advertised in West Sussex 10.90% 10.71% 11.36%
As % of the Processes & Methodologies category 12.26% 11.94% 12.42%
Number of salaries quoted 217 213 287
West Sussex median annual salary £47,500 £42,500 £44,000
Median salary % change year-on-year +11.76% -3.41% -2.22%
10th Percentile £35,000 £32,500 £25,000
90th Percentile £63,750 £57,500 £61,250
South East median annual salary £50,000 £47,500 £45,000
% change year-on-year +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 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 2,014 1,842 2,262
As % of all permanent IT jobs advertised in West Sussex 88.84% 89.64% 91.47%
Number of salaries quoted 1,688 1,644 2,110
West Sussex median annual salary £45,000 £42,500 £45,000
Median salary % change year-on-year +5.88% -5.56% +5.88%
10th Percentile £27,500 £27,500 £26,250
90th Percentile £67,500 £62,250 £62,500
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 25 September 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 25 September 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 70 £45,000 -5.26% 1
Crawley -5 47 £52,500 +23.53% 2
Horsham 0 30 £42,500 - 3
Worthing +10 24 £65,000 +44.44% 2
Chichester 0 24 £40,000 - 1
Gatwick -1 9 £45,000 -10.89% 1
TDD
South East

For the 6 months to 25 September 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.

1 192 (77.73%) Agile Software Development
2 111 (44.94%) .NET
3 110 (44.53%) C#
4 104 (42.11%) JavaScript
5 95 (38.46%) HTML
6 93 (37.65%) .NET Framework
7 91 (36.84%) Web Services
7 91 (36.84%) MVC
8 78 (31.58%) Entity Framework
9 76 (30.77%) ASP.NET
10 74 (29.96%) C++
10 74 (29.96%) Git (software)
11 73 (29.55%) CSS
12 62 (25.10%) WCF
13 61 (24.70%) ASP.NET MVC
14 59 (23.89%) jQuery
15 58 (23.48%) BDD
16 56 (22.67%) Software Engineering
16 56 (22.67%) SQL Server
17 53 (21.46%) OO
18 50 (20.24%) Visual Studio
19 49 (19.84%) Windows
20 46 (18.62%) Computer Science
20 46 (18.62%) Degree
21 45 (18.22%) Java
22 44 (17.81%) Scrum
23 42 (17.00%) Unit Testing
23 42 (17.00%) Continuous Integration
24 41 (16.60%) ASP.NET Web API
25 38 (15.38%) Computer Science Degree

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 4 (1.62%) Tomcat
2 3 (1.21%) CMS
2 3 (1.21%) Confluence
3 2 (0.81%) NServiceBus
4 1 (0.40%) SharePoint
Cloud Services
1 11 (4.45%) TestFlight
2 5 (2.02%) Microsoft Azure
3 4 (1.62%) Slack
4 3 (1.21%) Amazon AWS
5 1 (0.40%) Amazon EC2
5 1 (0.40%) G Suite
5 1 (0.40%) GitHub
5 1 (0.40%) Office 365
5 1 (0.40%) PaaS
5 1 (0.40%) Serverless
5 1 (0.40%) Virtual Private Cloud
Communications & Networking
1 10 (4.05%) Wireless
2 3 (1.21%) TCP/IP
2 3 (1.21%) WebEx
2 3 (1.21%) Wi-Fi
3 2 (0.81%) Internet
Database & Business Intelligence
1 56 (22.67%) SQL Server
2 27 (10.93%) SQL Server 2016
3 24 (9.72%) NoSQL
4 21 (8.50%) PostgreSQL
5 4 (1.62%) Azure SQL Database
5 4 (1.62%) Relational Database
6 3 (1.21%) Oracle Database
7 2 (0.81%) DB2
7 2 (0.81%) SQL Server 2012
7 2 (0.81%) SQL Server 2014
8 1 (0.40%) Amazon DynamoDB
8 1 (0.40%) Amazon RDS
8 1 (0.40%) Amazon Redshift
8 1 (0.40%) MySQL
Development Applications
1 74 (29.96%) Git (software)
2 50 (20.24%) Visual Studio
3 29 (11.74%) NUnit
4 26 (10.53%) StyleCop
4 26 (10.53%) Subversion
5 16 (6.48%) Cucumber
5 16 (6.48%) TeamCity
6 14 (5.67%) Selenium
7 11 (4.45%) CocoaPods
7 11 (4.45%) fastlane
7 11 (4.45%) JUnit
7 11 (4.45%) Xcode
8 10 (4.05%) Eclipse
9 9 (3.64%) SoapUI
10 7 (2.83%) JMeter
10 7 (2.83%) jMock
11 6 (2.43%) Bitbucket
11 6 (2.43%) Team Foundation Server
11 6 (2.43%) TestNG
11 6 (2.43%) WebDriver
General
1 24 (9.72%) Finance
2 21 (8.50%) Marketing
3 3 (1.21%) Avionics
Job Titles
1 153 (61.94%) Developer
2 57 (23.08%) C# Developer
3 44 (17.81%) .NET Developer
4 41 (16.60%) Software Developer
5 31 (12.55%) Senior Developer
6 26 (10.53%) Software Engineer
7 22 (8.91%) .NET Software Developer
8 21 (8.50%) C++ Software Engineer
9 18 (7.29%) C# .NET Developer
10 17 (6.88%) Embedded C Engineer
10 17 (6.88%) Embedded C/C++ Engineer
10 17 (6.88%) Embedded C++ Engineer
10 17 (6.88%) Embedded Engineer
10 17 (6.88%) Senior Software Engineer
11 16 (6.48%) Architect
11 16 (6.48%) Software Architect
12 15 (6.07%) Java Developer
12 15 (6.07%) Senior C++ Software Engineer
13 14 (5.67%) C# Software Developer
13 14 (5.67%) Front End Developer (Client-Side Developer)
Libraries, Frameworks & Software Standards
1 111 (44.94%) .NET
2 95 (38.46%) HTML
3 93 (37.65%) .NET Framework
4 91 (36.84%) Web Services
5 78 (31.58%) Entity Framework
6 76 (30.77%) ASP.NET
7 73 (29.55%) CSS
8 62 (25.10%) WCF
9 61 (24.70%) ASP.NET MVC
10 59 (23.89%) jQuery
11 41 (16.60%) ASP.NET Web API
12 36 (14.57%) REST
12 36 (14.57%) Twitter Bootstrap
13 33 (13.36%) Ajax
13 33 (13.36%) MFC
13 33 (13.36%) STL
14 30 (12.15%) AngularJS
14 30 (12.15%) RESTful
15 27 (10.93%) HTML5
16 26 (10.53%) LINQ
Miscellaneous
1 46 (18.62%) Computer Science
2 19 (7.69%) User Experience
3 11 (4.45%) Mobile App
4 6 (2.43%) Analytical Skills
4 6 (2.43%) Greenfield Project
5 4 (1.62%) Enterprise Software
6 3 (1.21%) Derivative
6 3 (1.21%) Mainframe
6 3 (1.21%) Social Network
7 2 (0.81%) FMCG
8 1 (0.40%) Linux Command Line
Operating Systems
1 49 (19.84%) Windows
2 37 (14.98%) Linux
3 17 (6.88%) Embedded Linux
4 11 (4.45%) Apple iOS
5 3 (1.21%) Android
6 1 (0.40%) Unix
Processes & Methodologies
1 192 (77.73%) Agile Software Development
2 91 (36.84%) MVC
3 58 (23.48%) BDD
4 56 (22.67%) Software Engineering
5 53 (21.46%) OO
6 44 (17.81%) Scrum
7 42 (17.00%) Continuous Integration
7 42 (17.00%) Unit Testing
8 37 (14.98%) Test Automation
9 36 (14.57%) Problem-Solving
10 27 (10.93%) UML
11 24 (9.72%) Web Application Development
12 22 (8.91%) SOA
13 21 (8.50%) OOD
14 20 (8.10%) Open Source
15 19 (7.69%) Front End Development
15 19 (7.69%) Multithreading
16 18 (7.29%) SOLID
17 16 (6.48%) Functional Testing
17 16 (6.48%) Mentoring
Programming Languages
1 110 (44.53%) C#
2 104 (42.11%) JavaScript
3 74 (29.96%) C++
4 45 (18.22%) Java
5 30 (12.15%) Ruby
6 26 (10.53%) SQL
7 17 (6.88%) C
7 17 (6.88%) Embedded C++
8 14 (5.67%) Java 8
9 13 (5.26%) Python
10 11 (4.45%) Apple Swift
10 11 (4.45%) Objective-C
11 9 (3.64%) PHP
11 9 (3.64%) PHP 5
11 9 (3.64%) TypeScript
12 8 (3.24%) Scala
13 6 (2.43%) Groovy
14 5 (2.02%) T-SQL
15 2 (0.81%) COBOL
15 2 (0.81%) Kotlin
Qualifications
1 46 (18.62%) Degree
2 38 (15.38%) Computer Science Degree
3 8 (3.24%) Master's Degree
4 6 (2.43%) ISEB
4 6 (2.43%) ISTQB
5 1 (0.40%) Security Cleared
Quality Assurance & Compliance
1 27 (10.93%) QA
System Software
1 2 (0.81%) Docker
Systems Management
1 1 (0.40%) HP Quality Center
Vendors
1 12 (4.86%) Twitter
2 9 (3.64%) Zend
3 4 (1.62%) Oracle
3 4 (1.62%) Sybase
4 3 (1.21%) Facebook
5 2 (0.81%) Google
5 2 (0.81%) Microsoft
5 2 (0.81%) Splunk
6 1 (0.40%) HP
6 1 (0.40%) Perforce