Period
to 20 June 2019

The following table provides summary statistics for permanent job vacancies advertised in Bedfordshire 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 20 June 2019 with a comparison to the same period in the previous 2 years.

Test-Driven Development (TDD)
East of England > Bedfordshire
6 months to
20 Jun 2019
Same period 2018 Same period 2017
Rank 23 14 43
Rank change year-on-year -9 +29 -11
Permanent jobs citing TDD 64 111 66
As % of all permanent IT jobs advertised in Bedfordshire 6.72% 11.54% 5.34%
As % of the Processes & Methodologies category 7.12% 13.11% 5.75%
Number of salaries quoted 61 113 64
Bedfordshire median annual salary £52,500 £50,000 £47,500
Median salary % change year-on-year +5.00% +5.26% -5.00%
10th Percentile £41,250 £36,250 £35,000
90th Percentile £65,000 £63,750 £53,750
East of England median annual salary £50,000 £50,000 £45,979
% change year-on-year - +8.75% +2.18%

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 Bedfordshire with a requirement for process or methodology skills.

All Process and Methodology Skills
Bedfordshire
Permanent vacancies with a requirement for process or methodology skills 899 847 1,148
As % of all permanent IT jobs advertised in Bedfordshire 94.33% 88.05% 92.96%
Number of salaries quoted 777 734 872
Bedfordshire median annual salary £52,500 £52,500 £47,000
Median salary % change year-on-year - +11.70% -6.00%
10th Percentile £32,800 £31,250 £27,500
90th Percentile £75,000 £77,500 £67,500
East of England median annual salary £50,000 £47,500 £45,000
% change year-on-year +5.26% +5.56% -

TDD
Job Vacancy Trend in Bedfordshire

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

Job vacancy trend for TDD in Bedfordshire

TDD
Salary Trend in Bedfordshire

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

Salary trend for TDD in Bedfordshire

TDD
Salary Histogram in Bedfordshire

The salary distribution of IT jobs citing TDD in Bedfordshire over the 6 months to 20 June 2019.

Salary histogram for TDD in Bedfordshire

TDD
Job Locations in Bedfordshire

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing TDD within the Bedfordshire region over the 6 months to 20 June 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
Luton -6 38 £52,500 -8.70% 2
Dunstable 0 17 £55,000 -
Bedford -14 6 £36,250 -19.44% 1
TDD
East of England

For the 6 months to 20 June 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 Bedfordshire region with a requirement for TDD.

1 42 (65.63%) Agile Software Development
2 39 (60.94%) AngularJS
3 37 (57.81%) JavaScript
4 33 (51.56%) OO
5 32 (50.00%) Sass
6 28 (43.75%) Java
6 28 (43.75%) Git (software)
6 28 (43.75%) BDD
7 27 (42.19%) Scrum
8 23 (35.94%) C#
8 23 (35.94%) CSS
9 21 (32.81%) HTML
9 21 (32.81%) .NET
10 20 (31.25%) React
11 18 (28.13%) Vue.js
11 18 (28.13%) User Experience
12 17 (26.56%) Docker
12 17 (26.56%) DevOps
12 17 (26.56%) ES6
12 17 (26.56%) RxJS
12 17 (26.56%) Front End Development
12 17 (26.56%) OOD
12 17 (26.56%) Subversion
12 17 (26.56%) Ajax
13 15 (23.44%) SQL Server
13 15 (23.44%) Banking
14 13 (20.31%) Cross-Browser Compatibility
15 12 (18.75%) Finance
16 11 (17.19%) SOLID
16 11 (17.19%) Microservices

TDD
Co-occurring IT Skills in Bedfordshire 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 3 (4.69%) NServiceBus
2 1 (1.56%) Apache Spark
2 1 (1.56%) Confluence
Business Applications
1 2 (3.13%) Dynamics CRM
Cloud Services
1 10 (15.63%) Amazon AWS
2 9 (14.06%) Microsoft Azure
3 6 (9.38%) AWS IoT
3 6 (9.38%) Google Cloud Platform
4 2 (3.13%) Dynamics 365
5 1 (1.56%) SaaS
Communications & Networking
1 2 (3.13%) Internet
Database & Business Intelligence
1 15 (23.44%) SQL Server
2 8 (12.50%) NoSQL
3 2 (3.13%) MongoDB
4 1 (1.56%) Amazon DynamoDB
4 1 (1.56%) Apache Cassandra
4 1 (1.56%) Apache Hive
4 1 (1.56%) Apache Kudu
4 1 (1.56%) Big Data
4 1 (1.56%) Hadoop
4 1 (1.56%) HBase
4 1 (1.56%) Impala
4 1 (1.56%) OLAP
4 1 (1.56%) OLTP
4 1 (1.56%) PostgreSQL
4 1 (1.56%) RDBMS
4 1 (1.56%) Relational Database
4 1 (1.56%) SQL Server 2016
4 1 (1.56%) SQL Server Integration Services
4 1 (1.56%) SQL Server Reporting Services
4 1 (1.56%) Sqoop
Development Applications
1 28 (43.75%) Git (software)
2 17 (26.56%) Subversion
3 6 (9.38%) Jasmine
3 6 (9.38%) Team Foundation Server
3 6 (9.38%) TeamCity
4 3 (4.69%) Octopus Deploy
4 3 (4.69%) Visual Studio
5 2 (3.13%) Jenkins
5 2 (3.13%) ReSharper
6 1 (1.56%) Artifactory
6 1 (1.56%) JIRA
6 1 (1.56%) Maven
6 1 (1.56%) Moq
6 1 (1.56%) NUnit
6 1 (1.56%) Selenium
6 1 (1.56%) Sonatype Nexus
General
1 15 (23.44%) Banking
2 12 (18.75%) Finance
3 9 (14.06%) Retail Banking
4 6 (9.38%) Telecoms
5 2 (3.13%) Law
6 1 (1.56%) Automotive
6 1 (1.56%) Retail
Job Titles
1 54 (84.38%) Developer
2 23 (35.94%) JavaScript Developer
3 15 (23.44%) .NET Developer
3 15 (23.44%) Front End Developer (Client-Side Developer)
4 14 (21.88%) Java Developer
5 11 (17.19%) HTML CSS Developer
5 11 (17.19%) HTML Developer
6 9 (14.06%) Software Developer
7 7 (10.94%) C# Developer
7 7 (10.94%) Senior Developer
7 7 (10.94%) UX Developer
8 6 (9.38%) C# .NET Developer
8 6 (9.38%) UI Developer
8 6 (9.38%) UI/UX Developer
9 5 (7.81%) Lead Developer
9 5 (7.81%) Senior Software Developer
10 4 (6.25%) ASP.NET Developer
10 4 (6.25%) C# ASP.NET Developer
10 4 (6.25%) Test Automation Engineer
10 4 (6.25%) Test Engineer
Libraries, Frameworks & Software Standards
1 39 (60.94%) AngularJS
2 32 (50.00%) Sass
3 23 (35.94%) CSS
4 21 (32.81%) .NET
4 21 (32.81%) HTML
5 20 (31.25%) React
6 18 (28.13%) Vue.js
7 17 (26.56%) Ajax
7 17 (26.56%) RxJS
8 11 (17.19%) LESS
9 10 (15.63%) ASP.NET Web API
10 8 (12.50%) ASP.NET
11 7 (10.94%) .NET Framework
11 7 (10.94%) Entity Framework
12 6 (9.38%) Jest
12 6 (9.38%) LINQ
12 6 (9.38%) Unity DI Container
13 5 (7.81%) .NET Core
13 5 (7.81%) ASP.NET MVC
13 5 (7.81%) RESTful
Miscellaneous
1 18 (28.13%) User Experience
2 7 (10.94%) e-Learning
2 7 (10.94%) Mobile App
3 2 (3.13%) Internet of Things
4 1 (1.56%) Analytical Skills
Operating Systems
1 1 (1.56%) Linux
1 1 (1.56%) Unix
Processes & Methodologies
1 42 (65.63%) Agile Software Development
2 33 (51.56%) OO
3 28 (43.75%) BDD
4 27 (42.19%) Scrum
5 17 (26.56%) DevOps
5 17 (26.56%) Front End Development
5 17 (26.56%) OOD
6 13 (20.31%) Cross-Browser Compatibility
7 11 (17.19%) Microservices
7 11 (17.19%) SOLID
8 10 (15.63%) Software Engineering
9 9 (14.06%) Continuous Delivery
9 9 (14.06%) SOA
10 7 (10.94%) Continuous Integration
10 7 (10.94%) Dependency Injection
10 7 (10.94%) Fintech
10 7 (10.94%) Translating Business Requirements
11 6 (9.38%) CQRS
11 6 (9.38%) Functional Testing
12 5 (7.81%) Waterfall
Programming Languages
1 37 (57.81%) JavaScript
2 28 (43.75%) Java
3 23 (35.94%) C#
4 17 (26.56%) ES6
5 11 (17.19%) TypeScript
6 9 (14.06%) SQL
7 7 (10.94%) C
8 2 (3.13%) Java 8
9 1 (1.56%) Python
9 1 (1.56%) Scala
9 1 (1.56%) Shell Script
Qualifications
1 7 (10.94%) DBS Check
2 1 (1.56%) Computer Science Degree
2 1 (1.56%) Degree
Quality Assurance & Compliance
1 1 (1.56%) Data Quality
1 1 (1.56%) QA
System Software
1 17 (26.56%) Docker
2 1 (1.56%) Apache Flume
2 1 (1.56%) Apache ZooKeeper
2 1 (1.56%) HDFS
Systems Management
1 1 (1.56%) Ansible
1 1 (1.56%) Hadoop YARN
1 1 (1.56%) Oozie
Vendors
1 6 (9.38%) Google
2 3 (4.69%) Microsoft
3 1 (1.56%) Informatica
3 1 (1.56%) MicroStrategy
3 1 (1.56%) Tableau