Period
to 19 July 2018

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

Test-Driven Development (TDD)
East Midlands > Northamptonshire
6 months to
19 Jul 2018
Same period 2017 Same period 2016
Rank 36 15 45
Rank change year-on-year -21 +30 -24
Permanent jobs citing TDD 89 128 74
As % of all permanent IT jobs advertised in Northamptonshire 6.12% 11.26% 5.03%
As % of the Processes & Methodologies category 6.65% 12.32% 5.43%
Number of salaries quoted 72 122 58
Northamptonshire median annual salary £54,000 £45,000 £42,500
Median salary % change year-on-year +20.00% +5.88% -
10th Percentile £38,750 £32,500 £33,375
90th Percentile £73,625 £69,625 £52,500
East Midlands median annual salary £42,500 £45,000 £42,500
% change year-on-year -5.56% +5.88% +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 1,339 1,039 1,364
As % of all permanent IT jobs advertised in Northamptonshire 92.09% 91.38% 92.79%
Number of salaries quoted 1,046 852 993
Northamptonshire median annual salary £45,000 £42,500 £40,000
Median salary % change year-on-year +5.88% +6.25% -5.88%
10th Percentile £28,750 £25,125 £24,800
90th Percentile £67,625 £61,125 £58,500
East Midlands median annual salary £42,500 £40,000 £40,000
% change year-on-year +6.25% - -

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 July 2018.

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 July 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
Northampton -31 50 £42,500 - 6
Corby +3 32 £70,000 +53.01% 2
Kettering -6 3 £52,500 +5.00% 2
TDD
East Midlands

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

1 72 (80.90%) Agile Software Development
2 56 (62.92%) Java
3 48 (53.93%) BDD
4 43 (48.31%) C#
5 42 (47.19%) .NET
6 41 (46.07%) JavaScript
7 39 (43.82%) RESTful
8 33 (37.08%) SQL Server
9 31 (34.83%) Spring
9 31 (34.83%) jQuery
10 30 (33.71%) MVC
10 30 (33.71%) Git (software)
11 29 (32.58%) SDLC
11 29 (32.58%) Hibernate
11 29 (32.58%) ASP.NET
12 28 (31.46%) Web Services
12 28 (31.46%) WCF
13 27 (30.34%) Software Engineering
14 23 (25.84%) Microservices
14 23 (25.84%) Node.js
15 22 (24.72%) ASP.NET Web API
15 22 (24.72%) Ruby
15 22 (24.72%) J2EE
16 21 (23.60%) JUnit
16 21 (23.60%) E-Commerce
16 21 (23.60%) Java 8
17 20 (22.47%) Business Intelligence
17 20 (22.47%) Atlassian Bamboo
17 20 (22.47%) ASP.NET MVC 5
17 20 (22.47%) Test Automation

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 19 (21.35%) WebSphere
2 2 (2.25%) Ethereum
2 2 (2.25%) Hyperledger
3 1 (1.12%) Apache
3 1 (1.12%) Apache Solr
3 1 (1.12%) Elasticsearch
3 1 (1.12%) JBoss
3 1 (1.12%) Oracle SOA Suite
3 1 (1.12%) Tomcat
Business Applications
1 2 (2.25%) R3 Corda
Cloud Services
1 2 (2.25%) Amazon AWS
1 2 (2.25%) GitHub
1 2 (2.25%) Microsoft Azure
2 1 (1.12%) G Suite
2 1 (1.12%) Office 365
2 1 (1.12%) SaaS
2 1 (1.12%) Slack
Communications & Networking
1 1 (1.12%) HTTP
1 1 (1.12%) Internet
1 1 (1.12%) Intranet
Database & Business Intelligence
1 33 (37.08%) SQL Server
2 19 (21.35%) NoSQL
3 11 (12.36%) SQL Server 2016
4 8 (8.99%) SQL Server 2014
5 4 (4.49%) RDBMS
5 4 (4.49%) Relational Database
6 2 (2.25%) Blockchain
6 2 (2.25%) MongoDB
7 1 (1.12%) Data Warehouse
7 1 (1.12%) Hadoop
7 1 (1.12%) MySQL
7 1 (1.12%) OLAP
7 1 (1.12%) OLAP Cube
7 1 (1.12%) Oracle Database
7 1 (1.12%) SQL Server Analysis Services
7 1 (1.12%) SQL Server Integration Services
7 1 (1.12%) SQL Server Reporting Services
Development Applications
1 30 (33.71%) Git (software)
2 21 (23.60%) JUnit
3 20 (22.47%) Atlassian Bamboo
3 20 (22.47%) Mockito
4 19 (21.35%) Hudson
5 13 (14.61%) JIRA
5 13 (14.61%) Selenium
5 13 (14.61%) Subversion
6 12 (13.48%) Cucumber
7 9 (10.11%) TestRail
7 9 (10.11%) VersionOne
7 9 (10.11%) Visual Studio
7 9 (10.11%) Visual Studio Team System
8 4 (4.49%) Jenkins
8 4 (4.49%) SonarQube
9 2 (2.25%) JMeter
9 2 (2.25%) WebDriver
10 1 (1.12%) Gatling
10 1 (1.12%) gulp
10 1 (1.12%) webpack
General
1 9 (10.11%) Finance
2 2 (2.25%) Law
2 2 (2.25%) Retail
3 1 (1.12%) Banking
3 1 (1.12%) Marketing
3 1 (1.12%) Multimedia
3 1 (1.12%) Retail Banking
Job Titles
1 76 (85.39%) Developer
2 40 (44.94%) Java Developer
3 32 (35.96%) .NET Developer
4 19 (21.35%) Senior Developer
4 19 (21.35%) Senior Java Developer
5 12 (13.48%) C# Developer
6 11 (12.36%) Agile Developer
6 11 (12.36%) Agile Java Developer
6 11 (12.36%) C# .NET Developer
7 10 (11.24%) ASP.NET Developer
7 10 (11.24%) ASP.NET MVC Developer
7 10 (11.24%) C# ASP.NET Developer
7 10 (11.24%) JavaScript Developer
7 10 (11.24%) Senior Agile Developer
7 10 (11.24%) Senior Agile Java Developer
7 10 (11.24%) SQL Developer
7 10 (11.24%) SQL Server Developer
8 9 (10.11%) Test Automation Engineer
8 9 (10.11%) Test Engineer
9 8 (8.99%) Lead Developer
Libraries, Frameworks & Software Standards
1 42 (47.19%) .NET
2 39 (43.82%) RESTful
3 31 (34.83%) jQuery
3 31 (34.83%) Spring
4 29 (32.58%) ASP.NET
4 29 (32.58%) Hibernate
5 28 (31.46%) WCF
5 28 (31.46%) Web Services
6 23 (25.84%) Node.js
7 22 (24.72%) ASP.NET Web API
7 22 (24.72%) J2EE
8 20 (22.47%) ASP.NET MVC
8 20 (22.47%) ASP.NET MVC 5
9 19 (21.35%) HTML
10 17 (19.10%) CSS
11 13 (14.61%) .NET Framework
11 13 (14.61%) HTML5
12 9 (10.11%) Twitter Bootstrap
13 6 (6.74%) SOAP
14 5 (5.62%) CSS3
Miscellaneous
1 10 (11.24%) Greenfield Project
2 4 (4.49%) Fintech
3 1 (1.12%) Clustering
3 1 (1.12%) Computer Science
3 1 (1.12%) Mobile App
3 1 (1.12%) Public Cloud
Operating Systems
1 15 (16.85%) Linux
1 15 (16.85%) Mac OS
1 15 (16.85%) Windows
2 9 (10.11%) Android
2 9 (10.11%) Apple iOS
Processes & Methodologies
1 72 (80.90%) Agile Software Development
2 48 (53.93%) BDD
3 30 (33.71%) MVC
4 29 (32.58%) SDLC
5 27 (30.34%) Software Engineering
6 23 (25.84%) Microservices
7 21 (23.60%) E-Commerce
8 20 (22.47%) Business Intelligence
8 20 (22.47%) Test Automation
9 19 (21.35%) Web Application Development
10 17 (19.10%) OO
10 17 (19.10%) Scrum
11 15 (16.85%) OOP
12 14 (15.73%) Continuous Integration
13 12 (13.48%) Coaching
14 11 (12.36%) Continuous Improvement
14 11 (12.36%) Pair Programming
15 10 (11.24%) Defect Management
15 10 (11.24%) Non-Functional Testing
15 10 (11.24%) Waterfall
Programming Languages
1 56 (62.92%) Java
2 43 (48.31%) C#
3 41 (46.07%) JavaScript
4 22 (24.72%) Ruby
5 21 (23.60%) Java 8
6 19 (21.35%) VB
6 19 (21.35%) VB.NET
7 7 (7.87%) SQL
8 3 (3.37%) Python
9 2 (2.25%) TypeScript
10 1 (1.12%) Bash Shell
10 1 (1.12%) C
10 1 (1.12%) C++
10 1 (1.12%) ES6
10 1 (1.12%) ES8
10 1 (1.12%) PHP
10 1 (1.12%) PL/SQL
10 1 (1.12%) PowerShell
10 1 (1.12%) Scala
Qualifications
1 1 (1.12%) Computer Science Degree
1 1 (1.12%) Degree
System Software
1 1 (1.12%) VMware Infrastructure
Systems Management
1 1 (1.12%) Ansible
1 1 (1.12%) logstash
1 1 (1.12%) Opscode Chef
1 1 (1.12%) Puppet
1 1 (1.12%) Rundeck
Vendors
1 3 (3.37%) Google
1 3 (3.37%) Microsoft
2 2 (2.25%) Oracle
3 1 (1.12%) Ab Initio
3 1 (1.12%) Twitter
3 1 (1.12%) VMware
3 1 (1.12%) Yahoo!