Period
to 12 August 2020

The following table provides summary statistics for permanent job vacancies advertised in Woking 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 12 August 2020 with a comparison to the same period in the previous 2 years.

Test-Driven Development (TDD)
Surrey > Woking
6 months to
12 Aug 2020
Same period 2019 Same period 2018
Rank 6 45 44
Rank change year-on-year +39 -1 0
Permanent jobs citing TDD 18 6 2
As % of all permanent jobs advertised in Woking 27.69% 2.01% 0.61%
As % of the Processes & Methodologies category 31.03% 2.21% 0.73%
Number of salaries quoted 21 6 1
Median annual salary £55,000 £43,750 £40,000
Median salary % change year-on-year +25.71% +9.38% -5.88%
Surrey median annual salary £52,500 £57,500 £47,500
% change year-on-year -8.70% +21.05% -9.52%

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 Woking with a requirement for process or methodology skills.

All Process and Methodology Skills
Woking
Permanent vacancies with a requirement for process or methodology skills 58 271 274
As % of all permanent IT jobs advertised in Woking 89.23% 90.94% 83.03%
Number of salaries quoted 58 204 244
Median annual salary £56,250 £53,750 £47,500
Median salary % change year-on-year +4.65% +13.16% +11.76%
10th Percentile £37,125 £26,250 £26,475
90th Percentile £72,500 £69,625 £71,250
Surrey median annual salary £55,000 £55,000 £50,000
% change year-on-year - +10.00% +5.26%

TDD
Job Vacancy Trend in Woking

Job postings citing TDD as a proportion of all IT jobs advertised in Woking.

Job vacancy trend for TDD in Woking

TDD
Salary Trend in Woking

3-month moving average salary quoted in jobs citing TDD in Woking.

Salary trend for TDD in Woking

TDD
Salary Histogram in Woking

Salary distribution for jobs citing TDD in Woking over the 6 months to 12 August 2020.

Salary histogram for TDD in Woking

For the 6 months to 12 August 2020, 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 Woking region with a requirement for TDD.

1 18 (100.00%) Agile Software Development
2 14 (77.78%) Git (software)
3 12 (66.67%) Scrum
4 10 (55.56%) C#
4 10 (55.56%) .NET
5 8 (44.44%) Web Services
5 8 (44.44%) XML
5 8 (44.44%) OO
5 8 (44.44%) JSON
5 8 (44.44%) JIRA
5 8 (44.44%) REST
6 7 (38.89%) Mockito
6 7 (38.89%) Android Development
6 7 (38.89%) Android
6 7 (38.89%) Azure
6 7 (38.89%) Microsoft
6 7 (38.89%) Objective-C
6 7 (38.89%) JUnit
6 7 (38.89%) Apple Swift
6 7 (38.89%) Kotlin
6 7 (38.89%) Apple iOS
7 6 (33.33%) OOD
7 6 (33.33%) RSpec
7 6 (33.33%) .NET Framework
7 6 (33.33%) GitHub
8 5 (27.78%) Gradle
8 5 (27.78%) Protocol Buffers
8 5 (27.78%) OAuth2
8 5 (27.78%) Android Studio
8 5 (27.78%) MVVM

TDD
Co-occurring IT Skills in Woking 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:

Cloud Services
1 7 (38.89%) Azure
2 6 (33.33%) GitHub
3 3 (16.67%) Azure Functions
3 3 (16.67%) Serverless
Communications & Networking
1 3 (16.67%) HTTP
2 2 (11.11%) Skype
Database & Business Intelligence
1 3 (16.67%) Cosmos DB
1 3 (16.67%) MySQL
1 3 (16.67%) NoSQL
1 3 (16.67%) PostgreSQL
1 3 (16.67%) SQL Server
Development Applications
1 14 (77.78%) Git (software)
2 8 (44.44%) JIRA
3 7 (38.89%) JUnit
3 7 (38.89%) Mockito
4 6 (33.33%) RSpec
5 5 (27.78%) Android Studio
5 5 (27.78%) git-flow
5 5 (27.78%) Gradle
6 3 (16.67%) Visual Studio
General
1 2 (11.11%) Manufacturing
Job Titles
1 10 (55.56%) Developer
2 7 (38.89%) Android Developer
3 3 (16.67%) .NET Developer
4 2 (11.11%) Embedded Engineer
4 2 (11.11%) Embedded Software Engineer
4 2 (11.11%) Java Android Developer
4 2 (11.11%) Java Developer
4 2 (11.11%) Junior
4 2 (11.11%) Junior Embedded Engineer
4 2 (11.11%) Junior Software Engineer
4 2 (11.11%) Software Engineer
Libraries, Frameworks & Software Standards
1 10 (55.56%) .NET
2 8 (44.44%) JSON
2 8 (44.44%) REST
2 8 (44.44%) Web Services
2 8 (44.44%) XML
3 6 (33.33%) .NET Framework
4 5 (27.78%) Dagger
4 5 (27.78%) GraphQL
4 5 (27.78%) Material Design
4 5 (27.78%) OAuth
4 5 (27.78%) OAuth2
4 5 (27.78%) Protocol Buffers
4 5 (27.78%) Retrofit
4 5 (27.78%) RxJava
5 3 (16.67%) ASP.NET
5 3 (16.67%) ASP.NET MVC
5 3 (16.67%) CSS
5 3 (16.67%) HTML
5 3 (16.67%) HTML5
5 3 (16.67%) XSLT
Miscellaneous
1 5 (27.78%) Analytical Skills
2 2 (11.11%) Algorithms
Operating Systems
1 7 (38.89%) Android
1 7 (38.89%) Apple iOS
2 3 (16.67%) Windows
Processes & Methodologies
1 18 (100.00%) Agile Software Development
2 12 (66.67%) Scrum
3 8 (44.44%) OO
4 7 (38.89%) Android Development
5 6 (33.33%) OOD
6 5 (27.78%) Continuous Integration
6 5 (27.78%) Dependency Injection
6 5 (27.78%) DevOps
6 5 (27.78%) Domain-Driven Design
6 5 (27.78%) Microservices
6 5 (27.78%) Mobile Development
6 5 (27.78%) MVVM
6 5 (27.78%) OOP
6 5 (27.78%) Problem-Solving
7 3 (16.67%) MVC
7 3 (16.67%) SOLID
7 3 (16.67%) Web Development
8 2 (11.11%) Mathematics
8 2 (11.11%) Open Source
8 2 (11.11%) Software Engineering
Programming Languages
1 10 (55.56%) C#
2 7 (38.89%) Apple Swift
2 7 (38.89%) Kotlin
2 7 (38.89%) Objective-C
3 5 (27.78%) Java
4 3 (16.67%) JavaScript
4 3 (16.67%) SQL
4 3 (16.67%) T-SQL
5 2 (11.11%) C
Qualifications
1 2 (11.11%) Degree
Quality Assurance & Compliance
1 2 (11.11%) ISO 9001
Vendors
1 7 (38.89%) Microsoft
2 2 (11.11%) Google