Period
to 23 February 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 23 February 2018 with a comparison to the same period in the previous 2 years.

Test-Driven Development (TDD)
South East > West Sussex
6 months to
23 Feb 2018
Same period 2017 Same period 2016
Rank 16 25 21
Rank change year-on-year +9 -4 +15
Permanent jobs citing TDD 288 163 322
As % of all permanent IT jobs advertised in West Sussex 14.25% 7.52% 12.74%
As % of the Processes & Methodologies category 16.17% 8.50% 14.20%
Number of salaries quoted 268 151 375
West Sussex median annual salary £46,250 £50,000 £46,500
Median salary % change year-on-year -7.50% +7.53% +16.25%
10th Percentile £37,250 £33,750 £33,750
90th Percentile £57,500 £60,000 £62,500
South East median annual salary £46,000 £47,500 £45,000
% change year-on-year -3.16% +5.56% +5.88%

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 1,781 1,917 2,268
As % of all permanent IT jobs advertised in West Sussex 88.12% 88.42% 89.75%
Number of salaries quoted 1,519 1,712 2,047
West Sussex median annual salary £45,000 £45,000 £42,500
Median salary % change year-on-year - +5.88% +6.25%
10th Percentile £27,500 £28,750 £26,250
90th Percentile £65,000 £62,500 £61,250
South East median annual salary £45,000 £45,000 £45,000

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 23 February 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 23 February 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 +2 119 £45,000 -5.26% 13
Crawley +9 60 £47,500 -5.00% 6
Horsham +4 29 £42,500 -5.56% 2
Chichester -9 21 £50,000 +25.00% 6
Worthing +6 19 £45,000 - 2
Gatwick -2 3 £42,500 -29.17%
East Grinstead - 2 £40,000 - 5
TDD
South East

For the 6 months to 23 February 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.

1 254 (88.19%) Agile Software Development
2 182 (63.19%) C#
3 121 (42.01%) Software Engineering
4 106 (36.81%) .NET
5 104 (36.11%) MVC
6 101 (35.07%) C++
7 98 (34.03%) Web Services
8 97 (33.68%) ASP.NET
9 90 (31.25%) ASP.NET MVC
10 86 (29.86%) HTML
10 86 (29.86%) JavaScript
11 84 (29.17%) BDD
12 82 (28.47%) Degree
13 80 (27.78%) SQL Server
13 80 (27.78%) Windows
14 79 (27.43%) STL
14 79 (27.43%) MFC
14 79 (27.43%) Computer Science
14 79 (27.43%) Computer Science Degree
15 72 (25.00%) Visual Studio
16 68 (23.61%) ASP.NET Web API
17 65 (22.57%) CSS
18 64 (22.22%) RESTful
19 62 (21.53%) .NET Framework
19 62 (21.53%) Ruby
20 60 (20.83%) WCF
21 59 (20.49%) Entity Framework
22 57 (19.79%) Greenfield Project
23 54 (18.75%) Web Application Development
23 54 (18.75%) Boost C++ Libraries

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 21 (7.29%) Elasticsearch
2 3 (1.04%) CMS
2 3 (1.04%) Umbraco
3 2 (0.69%) GeoServer
3 2 (0.69%) JBoss
3 2 (0.69%) Oracle SOA Suite
3 2 (0.69%) Tomcat
4 1 (0.35%) Apache
4 1 (0.35%) CICS
4 1 (0.35%) Confluence
4 1 (0.35%) IIS
Cloud Services
1 22 (7.64%) Microsoft Azure
2 4 (1.39%) OpenShift
2 4 (1.39%) Sauce Labs
3 3 (1.04%) Amazon AWS
3 3 (1.04%) GitHub
4 2 (0.69%) Cloud Computing
Communications & Networking
1 19 (6.60%) Internet
2 15 (5.21%) TCP/IP
3 11 (3.82%) Wireless
4 4 (1.39%) HTTP
5 3 (1.04%) Bluetooth
5 3 (1.04%) Wi-Fi
6 2 (0.69%) Broadband
Database & Business Intelligence
1 80 (27.78%) SQL Server
2 31 (10.76%) SQL Server 2014
3 27 (9.38%) NoSQL
4 24 (8.33%) SQL Server 2016
5 23 (7.99%) MongoDB
6 18 (6.25%) PostgreSQL
7 16 (5.56%) SQL Server 2008
8 11 (3.82%) Relational Database
9 5 (1.74%) Apache Cassandra
9 5 (1.74%) MySQL
10 4 (1.39%) Azure SQL Database
10 4 (1.39%) DB2
10 4 (1.39%) Oracle Database
11 3 (1.04%) Amazon DynamoDB
11 3 (1.04%) Oracle Reports
12 2 (0.69%) GIS
13 1 (0.35%) Big Data
13 1 (0.35%) Blockchain
Development Applications
1 72 (25.00%) Visual Studio
2 47 (16.32%) Git (software)
3 39 (13.54%) NUnit
4 22 (7.64%) Subversion
5 21 (7.29%) TeamCity
6 18 (6.25%) Eclipse
6 18 (6.25%) StyleCop
7 13 (4.51%) Jenkins
8 12 (4.17%) Cucumber
9 7 (2.43%) Maven
9 7 (2.43%) Selenium
10 5 (1.74%) JUnit
10 5 (1.74%) MSTest
10 5 (1.74%) SoapUI
11 4 (1.39%) Gradle
12 3 (1.04%) Android Studio
12 3 (1.04%) Artifactory
12 3 (1.04%) IntelliJ
12 3 (1.04%) Protractor
12 3 (1.04%) Xcode
General
1 24 (8.33%) Finance
2 10 (3.47%) Advertising
3 6 (2.08%) Manufacturing
3 6 (2.08%) Marketing
4 4 (1.39%) Billing
5 2 (0.69%) Electronics
5 2 (0.69%) Telecoms
Job Titles
1 143 (49.65%) Developer
2 99 (34.38%) .NET Developer
3 81 (28.13%) Software Engineer
4 60 (20.83%) Senior Software Engineer
5 54 (18.75%) C++ Software Engineer
6 36 (12.50%) Senior Developer
7 35 (12.15%) C# Developer
8 34 (11.81%) Senior C++ Software Engineer
9 32 (11.11%) C# .NET Developer
10 22 (7.64%) ASP.NET Developer
10 22 (7.64%) C# ASP.NET Developer
10 22 (7.64%) Java Developer
11 21 (7.29%) Test Engineer
12 19 (6.60%) ASP.NET MVC Developer
12 19 (6.60%) Embedded C Engineer
12 19 (6.60%) Embedded C/C++ Engineer
12 19 (6.60%) Embedded C++ Engineer
12 19 (6.60%) Embedded Engineer
13 18 (6.25%) Messaging Developer
13 18 (6.25%) Senior C# .NET Developer
Libraries, Frameworks & Software Standards
1 106 (36.81%) .NET
2 98 (34.03%) Web Services
3 97 (33.68%) ASP.NET
4 90 (31.25%) ASP.NET MVC
5 86 (29.86%) HTML
6 79 (27.43%) MFC
6 79 (27.43%) STL
7 68 (23.61%) ASP.NET Web API
8 65 (22.57%) CSS
9 64 (22.22%) RESTful
10 62 (21.53%) .NET Framework
11 60 (20.83%) WCF
12 59 (20.49%) Entity Framework
13 54 (18.75%) Boost C++ Libraries
14 50 (17.36%) AngularJS
14 50 (17.36%) ASP.NET MVC 5
15 48 (16.67%) jQuery
16 47 (16.32%) Ajax
17 45 (15.63%) Twitter Bootstrap
18 41 (14.24%) Node.js
Miscellaneous
1 79 (27.43%) Computer Science
2 57 (19.79%) Greenfield Project
3 25 (8.68%) Client/Server
4 14 (4.86%) Analytical Skills
5 12 (4.17%) Enterprise Software
6 7 (2.43%) Mainframe
7 4 (1.39%) Algorithms
7 4 (1.39%) Data Structures
7 4 (1.39%) Fintech
7 4 (1.39%) Foreign Exchange (FX)
7 4 (1.39%) Social Network
7 4 (1.39%) User Experience
8 3 (1.04%) Driving Licence
8 3 (1.04%) Mobile App
9 2 (0.69%) IBM Mainframe
9 2 (0.69%) Renewable Energy
10 1 (0.35%) VSAM
Operating Systems
1 80 (27.78%) Windows
2 31 (10.76%) Linux
3 19 (6.60%) Embedded Linux
4 4 (1.39%) Unix
5 3 (1.04%) Android
5 3 (1.04%) Apple iOS
Processes & Methodologies
1 254 (88.19%) Agile Software Development
2 121 (42.01%) Software Engineering
3 104 (36.11%) MVC
4 84 (29.17%) BDD
5 54 (18.75%) UML
5 54 (18.75%) Web Application Development
6 45 (15.63%) OO
7 43 (14.93%) Multithreading
8 42 (14.58%) Scrum
8 42 (14.58%) Test Automation
9 27 (9.38%) Kanban
10 25 (8.68%) Multithreaded Programming
11 23 (7.99%) Dependency Injection
11 23 (7.99%) SDLC
11 23 (7.99%) Unit Testing
12 21 (7.29%) OOD
13 19 (6.60%) RAD
14 17 (5.90%) Integration Testing
14 17 (5.90%) Open Source
14 17 (5.90%) Regression Testing
Programming Languages
1 182 (63.19%) C#
2 101 (35.07%) C++
3 86 (29.86%) JavaScript
4 62 (21.53%) Ruby
5 52 (18.06%) SQL
6 46 (15.97%) Java
7 22 (7.64%) C
8 19 (6.60%) Embedded C++
9 18 (6.25%) F#
10 12 (4.17%) Python
11 5 (1.74%) COBOL
11 5 (1.74%) Groovy
11 5 (1.74%) Scala
12 4 (1.39%) T-SQL
13 3 (1.04%) Apple Swift
13 3 (1.04%) Objective-C
13 3 (1.04%) PL/SQL
13 3 (1.04%) VB
13 3 (1.04%) VB.NET
13 3 (1.04%) VB6
Qualifications
1 82 (28.47%) Degree
2 79 (27.43%) Computer Science Degree
3 7 (2.43%) Master's Degree
4 1 (0.35%) ISEB
4 1 (0.35%) ISTQB
4 1 (0.35%) MCAD
4 1 (0.35%) MCP
4 1 (0.35%) MCSD
4 1 (0.35%) MCTS
4 1 (0.35%) Microsoft Certification
Quality Assurance & Compliance
1 19 (6.60%) QA
2 3 (1.04%) GAMP
System Software
1 4 (1.39%) Docker
2 2 (0.69%) Firmware
Systems Management
1 18 (6.25%) Business Desktop Deployment
1 18 (6.25%) Kibana
1 18 (6.25%) WSUS
2 2 (0.69%) Ansible
3 1 (0.35%) HP Quality Center
Vendors
1 22 (7.64%) Microsoft
2 11 (3.82%) Facebook
3 9 (3.13%) Oracle
4 5 (1.74%) Splunk
5 4 (1.39%) AppDynamics
5 4 (1.39%) Sybase
6 3 (1.04%) Atmel
6 3 (1.04%) Twitter
7 2 (0.69%) EMC
7 2 (0.69%) IBM
8 1 (0.35%) Google
8 1 (0.35%) HP