Period
to 19 October 2018

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

Test-Driven Development (TDD)
East of England > Bedfordshire
6 months to
19 Oct 2018
Same period 2017 Same period 2016
Rank 20 55 29
Rank change year-on-year +35 -26 +13
Permanent jobs citing TDD 91 40 128
As % of all permanent IT jobs advertised in Bedfordshire 8.98% 3.54% 8.01%
As % of the Processes & Methodologies category 10.20% 3.87% 8.53%
Number of salaries quoted 100 39 122
Bedfordshire median annual salary £50,000 £50,000 £52,500
Median salary % change year-on-year - -4.76% +10.53%
10th Percentile £27,500 £36,750 £31,250
90th Percentile £63,750 £60,000 £76,250
East of England median annual salary £50,000 £49,500 £45,672
% change year-on-year +1.01% +8.38% -3.85%

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 892 1,034 1,501
As % of all permanent IT jobs advertised in Bedfordshire 88.06% 91.50% 93.93%
Number of salaries quoted 742 841 1,325
Bedfordshire median annual salary £52,500 £47,500 £50,000
Median salary % change year-on-year +10.53% -5.00% +11.11%
10th Percentile £30,775 £27,500 £31,250
90th Percentile £77,375 £70,000 £77,500
East of England median annual salary £47,500 £45,000 £45,000
% change year-on-year +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 19 October 2018.

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 19 October 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
Luton +35 45 £55,000 -1.79% 4
Bedford +12 30 £45,000 -14.29% 3
Dunstable +7 13 £50,000 -4.76%
TDD
East of England

For the 6 months to 19 October 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 Bedfordshire region with a requirement for TDD.

1 79 (86.81%) Agile Software Development
2 56 (61.54%) .NET
3 50 (54.95%) C#
4 48 (52.75%) Microsoft Azure
5 43 (47.25%) Java
6 39 (42.86%) SQL Server
7 38 (41.76%) DevOps
8 36 (39.56%) ASP.NET Web API
9 35 (38.46%) Amazon AWS
10 32 (35.16%) AngularJS
10 32 (35.16%) Microservices
11 29 (31.87%) Spring
12 28 (30.77%) Google
12 28 (30.77%) BDD
13 27 (29.67%) JavaScript
14 25 (27.47%) Scrum
14 25 (27.47%) Dependency Injection
15 23 (25.27%) LINQ
15 23 (25.27%) Visual Studio
15 23 (25.27%) .NET Core
15 23 (25.27%) Java 8
16 22 (24.18%) Kibana
16 22 (24.18%) SQL
16 22 (24.18%) Web Services
16 22 (24.18%) CQRS
16 22 (24.18%) Elasticsearch
17 21 (23.08%) HTML
18 20 (21.98%) Hibernate
18 20 (21.98%) REST
19 15 (16.48%) Software Engineering

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 22 (24.18%) Elasticsearch
2 12 (13.19%) JBoss
3 11 (12.09%) WebSphere
4 6 (6.59%) Apache Spark
Cloud Services
1 48 (52.75%) Microsoft Azure
2 35 (38.46%) Amazon AWS
3 6 (6.59%) Google Cloud Platform
Communications & Networking
1 3 (3.30%) Hyperconnected
1 3 (3.30%) Internet
1 3 (3.30%) Skype
2 1 (1.10%) HTTP
Database & Business Intelligence
1 39 (42.86%) SQL Server
2 7 (7.69%) SQL Server 2016
3 6 (6.59%) Big Data
3 6 (6.59%) Hadoop
4 1 (1.10%) NoSQL
Development Applications
1 23 (25.27%) Visual Studio
2 9 (9.89%) Maven
3 7 (7.69%) Team Foundation Server
4 3 (3.30%) NUnit
5 2 (2.20%) MSTest
6 1 (1.10%) Git (software)
6 1 (1.10%) JUnit
General
1 10 (10.99%) Banking
2 8 (8.79%) Finance
3 6 (6.59%) Marketing
4 3 (3.30%) Retail Banking
5 1 (1.10%) Advertising
5 1 (1.10%) Music Industry
Job Titles
1 78 (85.71%) Developer
2 41 (45.05%) .NET Developer
3 29 (31.87%) Java Developer
4 20 (21.98%) Senior Developer
5 15 (16.48%) Senior .NET Developer
6 12 (13.19%) C# Developer
7 10 (10.99%) Lead Developer
8 8 (8.79%) C# .NET Developer
8 8 (8.79%) Lead Java Developer
9 6 (6.59%) Angular Developer
9 6 (6.59%) Graduate
9 6 (6.59%) Head of Analytics
9 6 (6.59%) Head of Big Data
9 6 (6.59%) Head of Development
10 5 (5.49%) ASP.NET Developer
10 5 (5.49%) ASP.NET MVC Developer
10 5 (5.49%) Backend Developer
10 5 (5.49%) C# ASP.NET Developer
10 5 (5.49%) Software Developer
11 4 (4.40%) Graduate Developer
Libraries, Frameworks & Software Standards
1 56 (61.54%) .NET
2 36 (39.56%) ASP.NET Web API
3 32 (35.16%) AngularJS
4 29 (31.87%) Spring
5 23 (25.27%) .NET Core
5 23 (25.27%) LINQ
6 22 (24.18%) Web Services
7 21 (23.08%) HTML
8 20 (21.98%) Hibernate
8 20 (21.98%) REST
9 13 (14.29%) Java EE
9 13 (14.29%) XML
10 12 (13.19%) SOAP
11 11 (12.09%) JAX-RS
11 11 (12.09%) JAX-WS
11 11 (12.09%) JSON
11 11 (12.09%) React
12 9 (9.89%) ASP.NET
12 9 (9.89%) CSS
12 9 (9.89%) Spring Boot
Miscellaneous
1 10 (10.99%) Fintech
1 10 (10.99%) Mobile App
2 4 (4.40%) Computer Science
3 3 (3.30%) Enterprise Software
4 2 (2.20%) Social Network
Operating Systems
1 6 (6.59%) Linux
2 2 (2.20%) Android
2 2 (2.20%) Apple iOS
Processes & Methodologies
1 79 (86.81%) Agile Software Development
2 38 (41.76%) DevOps
3 32 (35.16%) Microservices
4 28 (30.77%) BDD
5 25 (27.47%) Dependency Injection
5 25 (27.47%) Scrum
6 22 (24.18%) CQRS
7 15 (16.48%) Software Engineering
8 14 (15.38%) SOLID
9 12 (13.19%) OO
10 11 (12.09%) Web Development
11 10 (10.99%) Mentoring
11 10 (10.99%) OOD
12 9 (9.89%) MVC
13 8 (8.79%) Mobile Development
13 8 (8.79%) Problem-Solving
14 7 (7.69%) SDLC
14 7 (7.69%) SOA
14 7 (7.69%) Web Application Development
15 6 (6.59%) Analytics
Programming Languages
1 50 (54.95%) C#
2 43 (47.25%) Java
3 27 (29.67%) JavaScript
4 23 (25.27%) Java 8
5 22 (24.18%) SQL
6 7 (7.69%) PowerShell
7 3 (3.30%) TypeScript
8 1 (1.10%) PHP
8 1 (1.10%) Ruby
Qualifications
1 8 (8.79%) Degree
2 4 (4.40%) Computer Science Degree
3 2 (2.20%) Security Cleared
Quality Assurance & Compliance
1 6 (6.59%) QA
System Software
1 3 (3.30%) Docker
Systems Management
1 22 (24.18%) Kibana
Vendors
1 28 (30.77%) Google
2 12 (13.19%) Xamarin
3 10 (10.99%) Microsoft
4 2 (2.20%) Facebook
4 2 (2.20%) Twitter