Period
to 18 November 2017

The following table provides summary statistics for permanent job vacancies advertised in Northamptonshire 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 November 2017 with a comparison to the same period in the previous 2 years.

Test-Driven Development (TDD)
East Midlands > Northamptonshire
6 months to
18 Nov 2017
Same period 2016 Same period 2015
Rank 29 28 22
Rank change year-on-year -1 -6 +20
Permanent jobs citing TDD 71 114 180
As % of all permanent IT jobs advertised in Northamptonshire 6.56% 7.87% 9.51%
As % of the Processes & Methodologies category 7.40% 8.61% 10.53%
Number of salaries quoted 60 92 160
Northamptonshire median annual salary £45,000 £43,500 £42,500
Median salary % change year-on-year +3.45% +2.35% +6.25%
10th Percentile £32,500 £29,000 £30,450
90th Percentile £56,125 £57,500 £47,500
East Midlands median annual salary £42,500 £42,500 £40,000
% change year-on-year - +6.25% -

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 Northamptonshire with a requirement for process or methodology skills.

All Process and Methodology Skills
Northamptonshire
Permanent vacancies with a requirement for process or methodology skills 959 1324 1710
As % of all permanent IT jobs advertised in Northamptonshire 88.63% 91.44% 90.33%
Number of salaries quoted 737 880 1514
Northamptonshire median annual salary £40,000 £40,000 £41,674
Median salary % change year-on-year - -4.02% +4.19%
10th Percentile £22,400 £24,000 £24,000
90th Percentile £62,500 £60,000 £57,125
East Midlands median annual salary £40,000 £41,500 £40,000
% change year-on-year -3.61% +3.75% -

TDD
Job Vacancy Trend in Northamptonshire

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

Job vacancy trend for TDD in Northamptonshire

TDD
Salary Trend in Northamptonshire

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

Salary trend for TDD in Northamptonshire

TDD
Salary Histogram in Northamptonshire

The salary distribution of IT jobs citing TDD in Northamptonshire over the 6 months to 18 November 2017.

Salary histogram for TDD in Northamptonshire

TDD
Job Locations in Northamptonshire

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing TDD within the Northamptonshire region over the 6 months to 18 November 2017. 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
Northampton -3 48 £42,500 - 7
Kettering +16 14 £50,000 +61.29% 2
Brackley - 3 £80,000 -
TDD
East Midlands

For the 6 months to 18 November 2017, IT jobs citing TDD also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads across the Northamptonshire region with a requirement for TDD.

1 55 (77.46%) Agile Software Development
2 45 (63.38%) .NET
3 44 (61.97%) SQL Server
3 44 (61.97%) C#
3 44 (61.97%) Git (software)
4 43 (60.56%) MVC
5 38 (53.52%) ASP.NET
6 32 (45.07%) Web Services
6 32 (45.07%) RESTful
6 32 (45.07%) ASP.NET Web API
7 31 (43.66%) ASP.NET MVC 5
8 30 (42.25%) BDD
9 25 (35.21%) WCF
10 22 (30.99%) HTML
10 22 (30.99%) JavaScript
10 22 (30.99%) NoSQL
11 21 (29.58%) Greenfield Project
11 21 (29.58%) Java
11 21 (29.58%) CSS
12 20 (28.17%) Web Application Development
13 19 (26.76%) AngularJS
13 19 (26.76%) HTML5
13 19 (26.76%) ASP.NET MVC
13 19 (26.76%) OO
13 19 (26.76%) Scrum
13 19 (26.76%) Business Intelligence
14 18 (25.35%) .NET Framework
14 18 (25.35%) JSON
15 17 (23.94%) Ruby
15 17 (23.94%) Spring

TDD
Co-occurring IT Skills in Northamptonshire 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 12 (16.90%) Hyperledger
2 7 (9.86%) Ethereum
3 3 (4.23%) SharePoint
4 1 (1.41%) Tomcat
Cloud Services
1 1 (1.41%) Amazon AWS
Communications & Networking
1 4 (5.63%) Internet
Database & Business Intelligence
1 44 (61.97%) SQL Server
2 22 (30.99%) NoSQL
3 16 (22.54%) SQL Server 2014
4 10 (14.08%) MySQL
5 8 (11.27%) Relational Database
5 8 (11.27%) SQL Server Integration Services
6 7 (9.86%) Blockchain
6 7 (9.86%) RDBMS
7 6 (8.45%) SQL Server 2016
7 6 (8.45%) SQL Server Reporting Services
8 5 (7.04%) Data Warehouse
9 4 (5.63%) SQL Server Analysis Services
10 3 (4.23%) MongoDB
11 2 (2.82%) Big Data
11 2 (2.82%) OLAP
11 2 (2.82%) OLAP Cube
12 1 (1.41%) Enterprise Data Warehouse
12 1 (1.41%) Power BI
Development Applications
1 44 (61.97%) Git (software)
2 14 (19.72%) JIRA
3 10 (14.08%) JUnit
3 10 (14.08%) Subversion
4 9 (12.68%) Cucumber
5 6 (8.45%) Selenium
6 5 (7.04%) FitNesse
6 5 (7.04%) SonarQube
7 4 (5.63%) NUnit
7 4 (5.63%) Visual Studio
7 4 (5.63%) Visual Studio Team System
8 3 (4.23%) JMeter
8 3 (4.23%) Ranorex
8 3 (4.23%) SoapUI
8 3 (4.23%) TestNG
8 3 (4.23%) WebDriver
9 2 (2.82%) Artifactory
9 2 (2.82%) Gradle
9 2 (2.82%) PHPUnit
9 2 (2.82%) Redmine
General
1 11 (15.49%) Finance
2 8 (11.27%) Banking
3 4 (5.63%) Retail
3 4 (5.63%) Retail Banking
4 1 (1.41%) Local Government
Job Titles
1 55 (77.46%) Developer
2 29 (40.85%) .NET Developer
3 10 (14.08%) Java Developer
4 7 (9.86%) C# Developer
4 7 (9.86%) SQL Developer
4 7 (9.86%) SQL Server Developer
5 6 (8.45%) JavaScript Developer
6 5 (7.04%) ASP.NET MVC Developer
6 5 (7.04%) C# .NET Developer
7 4 (5.63%) ASP.NET Developer
7 4 (5.63%) C# ASP.NET Developer
7 4 (5.63%) Core Java Developer
7 4 (5.63%) Software Engineer
8 3 (4.23%) .NET Development Manager
8 3 (4.23%) Developer in Test
8 3 (4.23%) Development Manager
8 3 (4.23%) Digital Developer
8 3 (4.23%) Senior Developer
8 3 (4.23%) Software Developer
9 2 (2.82%) PHP Laravel Developer
Libraries, Frameworks & Software Standards
1 45 (63.38%) .NET
2 38 (53.52%) ASP.NET
3 32 (45.07%) ASP.NET Web API
3 32 (45.07%) RESTful
3 32 (45.07%) Web Services
4 31 (43.66%) ASP.NET MVC 5
5 25 (35.21%) WCF
6 22 (30.99%) HTML
7 21 (29.58%) CSS
8 19 (26.76%) AngularJS
8 19 (26.76%) ASP.NET MVC
8 19 (26.76%) HTML5
9 18 (25.35%) .NET Framework
9 18 (25.35%) JSON
10 17 (23.94%) Node.js
10 17 (23.94%) Spring
11 15 (21.13%) Entity Framework
12 13 (18.31%) Hibernate
12 13 (18.31%) LINQ
13 12 (16.90%) SOAP
Miscellaneous
1 21 (29.58%) Greenfield Project
2 12 (16.90%) Fintech
3 3 (4.23%) Computer Science
4 2 (2.82%) Tandem
Operating Systems
1 9 (12.68%) Linux
2 5 (7.04%) Android
2 5 (7.04%) Mac OS
2 5 (7.04%) Windows
3 4 (5.63%) Apple iOS
4 2 (2.82%) Unix
Processes & Methodologies
1 55 (77.46%) Agile Software Development
2 43 (60.56%) MVC
3 30 (42.25%) BDD
4 20 (28.17%) Web Application Development
5 19 (26.76%) Business Intelligence
5 19 (26.76%) OO
5 19 (26.76%) Scrum
6 17 (23.94%) Test Automation
7 14 (19.72%) OOP
8 12 (16.90%) Continuous Integration
8 12 (16.90%) Unit Testing
9 9 (12.68%) SDLC
10 6 (8.45%) OOD
11 5 (7.04%) Android Development
11 5 (7.04%) Software Engineering
12 4 (5.63%) Continuous Improvement
12 4 (5.63%) Data Protection
12 4 (5.63%) iOS Development
12 4 (5.63%) Open Source
12 4 (5.63%) Pair Programming
Programming Languages
1 44 (61.97%) C#
2 22 (30.99%) JavaScript
3 21 (29.58%) Java
4 17 (23.94%) Ruby
4 17 (23.94%) SQL
5 14 (19.72%) VB
5 14 (19.72%) VB.NET
6 12 (16.90%) TypeScript
7 4 (5.63%) T-SQL
8 2 (2.82%) COBOL
8 2 (2.82%) PHP
9 1 (1.41%) C
Qualifications
1 4 (5.63%) Degree
2 3 (4.23%) Computer Science Degree
Vendors
1 7 (9.86%) Microsoft
2 4 (5.63%) Oracle
3 3 (4.23%) Google
3 3 (4.23%) Perforce
3 3 (4.23%) Xamarin
4 2 (2.82%) hybris
4 2 (2.82%) Twitter
4 2 (2.82%) Zend
5 1 (1.41%) Capita
5 1 (1.41%) Talend
5 1 (1.41%) WSO2