Period
to 19 February 2019

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 19 February 2019 with a comparison to the same period in the previous 2 years.

Test-Driven Development (TDD)
East Midlands > Northamptonshire
6 months to
19 Feb 2019
Same period 2018 Same period 2017
Rank 51 26 22
Rank change year-on-year -25 -4 -1
Permanent jobs citing TDD 39 76 127
As % of all permanent IT jobs advertised in Northamptonshire 3.58% 6.77% 9.57%
As % of the Processes & Methodologies category 3.93% 7.49% 10.44%
Number of salaries quoted 47 55 102
Northamptonshire median annual salary £30,000 £42,500 £43,500
Median salary % change year-on-year -29.41% -2.30% +2.35%
10th Percentile £27,500 £37,500 £29,000
90th Percentile £67,000 £66,750 £57,500
East Midlands median annual salary £41,000 £42,500 £42,500
% change year-on-year -3.53% - +2.41%

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 993 1,015 1,216
As % of all permanent IT jobs advertised in Northamptonshire 91.27% 90.46% 91.64%
Number of salaries quoted 702 838 898
Northamptonshire median annual salary £42,500 £42,000 £42,500
Median salary % change year-on-year +1.19% -1.18% +6.25%
10th Percentile £26,325 £24,175 £22,500
90th Percentile £67,500 £62,500 £58,750
East Midlands median annual salary £42,500 £40,000 £42,000
% change year-on-year +6.25% -4.76% +5.00%

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 19 February 2019.

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 19 February 2019. 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 -21 27 £30,000 -29.41% 16
Corby +8 5 £50,000 -33.33% 1
Kettering -1 3 £30,000 -40.00% 1
Brackley +6 2 £35,000 - 2
Daventry - 1 £40,000 - 1
TDD
East Midlands

For the 6 months to 19 February 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 Northamptonshire region with a requirement for TDD.

1 34 (87.18%) Agile Software Development
2 23 (58.97%) Java
3 18 (46.15%) Spring
4 16 (41.03%) BDD
5 15 (38.46%) Hibernate
5 15 (38.46%) HTML
6 14 (35.90%) SQL
6 14 (35.90%) AngularJS
7 13 (33.33%) JavaScript
7 13 (33.33%) C#
8 12 (30.77%) .NET
8 12 (30.77%) Scrum
8 12 (30.77%) Finance
8 12 (30.77%) Git (software)
8 12 (30.77%) Test Automation
9 11 (28.21%) Degree
10 9 (23.08%) MVC
10 9 (23.08%) Greenfield Project
11 8 (20.51%) Computer Science Degree
11 8 (20.51%) Java 8
11 8 (20.51%) ASP.NET Web API
11 8 (20.51%) SDLC
11 8 (20.51%) Web Services
11 8 (20.51%) SQL Server
11 8 (20.51%) Computer Science
11 8 (20.51%) Continuous Integration
12 7 (17.95%) WCF
12 7 (17.95%) RESTful
12 7 (17.95%) ASP.NET
12 7 (17.95%) Software Engineering

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 1 (2.56%) WebSphere
Cloud Services
1 3 (7.69%) Microsoft Azure
2 1 (2.56%) OpenShift
Communications & Networking
1 2 (5.13%) Internet
Database & Business Intelligence
1 8 (20.51%) SQL Server
2 6 (15.38%) NoSQL
3 5 (12.82%) SQL Server 2016
4 1 (2.56%) Couchbase
4 1 (2.56%) MongoDB
4 1 (2.56%) NonStop SQL
4 1 (2.56%) SQL Server 2008
4 1 (2.56%) SQL Server 2012
Development Applications
1 12 (30.77%) Git (software)
2 6 (15.38%) Jenkins
3 5 (12.82%) Visual Studio
4 3 (7.69%) JUnit
4 3 (7.69%) Selenium
5 2 (5.13%) Cucumber
5 2 (5.13%) MbUnit
5 2 (5.13%) Mercurial
5 2 (5.13%) MSTest
5 2 (5.13%) NUnit
5 2 (5.13%) SonarQube
5 2 (5.13%) Subversion
5 2 (5.13%) Team Foundation Server
5 2 (5.13%) TeamCity
6 1 (2.56%) Atlassian Bamboo
6 1 (2.56%) Hudson
6 1 (2.56%) Mockito
6 1 (2.56%) SpecFlow
General
1 12 (30.77%) Finance
2 6 (15.38%) Banking
3 3 (7.69%) Marketing
4 2 (5.13%) Games
5 1 (2.56%) Music Industry
5 1 (2.56%) Retail
5 1 (2.56%) Retail Finance
Job Titles
1 29 (74.36%) Developer
2 15 (38.46%) Java Developer
3 11 (28.21%) Graduate
3 11 (28.21%) Graduate Developer
4 9 (23.08%) .NET Developer
5 8 (20.51%) Graduate Java Developer
6 4 (10.26%) C# Developer
6 4 (10.26%) Test Leader
7 3 (7.69%) Graduate .NET Developer
7 3 (7.69%) Junior
7 3 (7.69%) Junior .NET Developer
7 3 (7.69%) Junior Developer
7 3 (7.69%) Senior Developer
7 3 (7.69%) Senior Java Developer
8 2 (5.13%) Analyst
8 2 (5.13%) Business Analyst
8 2 (5.13%) C# .NET Developer
8 2 (5.13%) Digital Analyst
8 2 (5.13%) Digital Business Analyst
8 2 (5.13%) Technical Leader
Libraries, Frameworks & Software Standards
1 18 (46.15%) Spring
2 15 (38.46%) Hibernate
2 15 (38.46%) HTML
3 14 (35.90%) AngularJS
4 12 (30.77%) .NET
5 8 (20.51%) ASP.NET Web API
5 8 (20.51%) Web Services
6 7 (17.95%) ASP.NET
6 7 (17.95%) RESTful
6 7 (17.95%) WCF
7 6 (15.38%) ASP.NET MVC
7 6 (15.38%) Node.js
8 5 (12.82%) .NET Framework
8 5 (12.82%) CSS
9 4 (10.26%) .NET Core
9 4 (10.26%) Redux
9 4 (10.26%) REST
9 4 (10.26%) Twitter Bootstrap
10 3 (7.69%) ASP.NET MVC 5
10 3 (7.69%) Spring Boot
Miscellaneous
1 9 (23.08%) Greenfield Project
2 4 (10.26%) Fintech
3 2 (5.13%) Chip and PIN
3 2 (5.13%) Contactless
3 2 (5.13%) Mobile App
3 2 (5.13%) Mobile Payment
3 2 (5.13%) User Experience
4 1 (2.56%) BBC
4 1 (2.56%) Social Media
Operating Systems
1 2 (5.13%) Linux
1 2 (5.13%) Mac OS
1 2 (5.13%) Windows
Processes & Methodologies
1 34 (87.18%) Agile Software Development
2 16 (41.03%) BDD
3 12 (30.77%) Scrum
3 12 (30.77%) Test Automation
4 9 (23.08%) MVC
5 8 (20.51%) Computer Science
5 8 (20.51%) Continuous Integration
5 8 (20.51%) SDLC
6 7 (17.95%) DevOps
6 7 (17.95%) Microservices
6 7 (17.95%) Software Engineering
7 6 (15.38%) Web Application Development
8 5 (12.82%) Stakeholder Management
9 4 (10.26%) Coaching
9 4 (10.26%) Continuous Improvement
9 4 (10.26%) Machine Learning
9 4 (10.26%) OO
9 4 (10.26%) Software Testing
9 4 (10.26%) Waterfall
9 4 (10.26%) Web Testing
Programming Languages
1 23 (58.97%) Java
2 14 (35.90%) SQL
3 13 (33.33%) C#
3 13 (33.33%) JavaScript
4 8 (20.51%) Java 8
5 5 (12.82%) C++
5 5 (12.82%) Scala
6 4 (10.26%) Python
6 4 (10.26%) Ruby
7 3 (7.69%) Java 9
8 2 (5.13%) TypeScript
Qualifications
1 11 (28.21%) Degree
2 8 (20.51%) Computer Science Degree
3 2 (5.13%) IIBA
Quality Assurance & Compliance
1 2 (5.13%) GDPR
2 1 (2.56%) QA
System Software
1 4 (10.26%) Docker
Vendors
1 4 (10.26%) Oracle
2 2 (5.13%) Cognizant
3 1 (2.56%) Apple
3 1 (2.56%) Facebook
3 1 (2.56%) Google
3 1 (2.56%) Sony
3 1 (2.56%) Xamarin
3 1 (2.56%) Yahoo!