Period
to 16 July 2018

The following table provides summary statistics for permanent job vacancies advertised in Slough 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 16 July 2018 with a comparison to the same period in the previous 2 years.

Test-Driven Development (TDD)
Berkshire > Slough
6 months to
16 Jul 2018
Same period 2017 Same period 2016
Rank 33 38 90
Rank change year-on-year +5 +52 -19
Permanent jobs citing TDD 39 39 8
As % of all permanent IT jobs advertised in Slough 7.57% 5.56% 0.74%
As % of the Processes & Methodologies category 8.86% 6.36% 0.85%
Number of salaries quoted 39 37 7
Slough median annual salary £57,500 £47,500 £42,500
Median salary % change year-on-year +21.05% +11.76% -22.73%
10th Percentile £35,000 £37,500 £36,250
90th Percentile £65,000 £67,500 £48,750
Berkshire median annual salary £55,000 £55,000 £50,000
% change year-on-year - +10.00% -9.09%

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 Slough with a requirement for process or methodology skills.

All Process and Methodology Skills
Slough
Permanent vacancies with a requirement for process or methodology skills 440 613 936
As % of all permanent IT jobs advertised in Slough 85.44% 87.32% 86.99%
Number of salaries quoted 373 532 814
Slough median annual salary £45,000 £47,500 £55,000
Median salary % change year-on-year -5.26% -13.64% +10.00%
10th Percentile £29,000 £27,500 £32,000
90th Percentile £73,750 £72,500 £83,750
Berkshire median annual salary £50,000 £50,000 £50,000

TDD
Job Vacancy Trend in Slough

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

Job vacancy trend for TDD in Slough

TDD
Salary Trend in Slough

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

Salary trend for TDD in Slough

TDD
Salary Histogram in Slough

The salary distribution of IT jobs citing TDD in Slough over the 6 months to 16 July 2018.

Salary histogram for TDD in Slough

For the 6 months to 16 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 Slough region with a requirement for TDD.

1 39 (100.00%) Agile Software Development
2 38 (97.44%) C#
3 36 (92.31%) .NET
4 34 (87.18%) SQL Server
5 33 (84.62%) ASP.NET
5 33 (84.62%) MVC
5 33 (84.62%) ASP.NET MVC
6 32 (82.05%) BDD
6 32 (82.05%) Web Application Development
7 30 (76.92%) OO
8 23 (58.97%) SQL
9 22 (56.41%) JavaScript
9 22 (56.41%) AngularJS
10 20 (51.28%) .NET Framework
10 20 (51.28%) HTML
11 19 (48.72%) CSS
11 19 (48.72%) HTML5
12 18 (46.15%) Sass
12 18 (46.15%) TypeScript
12 18 (46.15%) Scrum
12 18 (46.15%) Web Development
13 17 (43.59%) Performance Testing
13 17 (43.59%) XML
13 17 (43.59%) T-SQL
13 17 (43.59%) NoSQL
14 16 (41.03%) Ansible
14 16 (41.03%) Analytical Skills
14 16 (41.03%) Opscode Chef
14 16 (41.03%) SQL Server 2016
14 16 (41.03%) Problem-Solving

TDD
Co-occurring IT Skills in Slough 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 16 (41.03%) IIS
2 2 (5.13%) Elasticsearch
3 1 (2.56%) Apache
Cloud Services
1 5 (12.82%) Amazon AWS
1 5 (12.82%) Microsoft Azure
Communications & Networking
1 14 (35.90%) Internet
Database & Business Intelligence
1 34 (87.18%) SQL Server
2 17 (43.59%) NoSQL
3 16 (41.03%) SQL Server 2016
4 2 (5.13%) MongoDB
5 1 (2.56%) RDBMS
5 1 (2.56%) Relational Database
5 1 (2.56%) SQL Server 2012
5 1 (2.56%) SQL Server Integration Services
5 1 (2.56%) SQL Server Reporting Services
Development Applications
1 16 (41.03%) Team Foundation Server
2 2 (5.13%) TeamCity
2 2 (5.13%) Visual Studio
General
1 16 (41.03%) Games
2 4 (10.26%) Banking
2 4 (10.26%) Finance
3 1 (2.56%) Automotive
Job Titles
1 36 (92.31%) Developer
2 21 (53.85%) C# Developer
3 18 (46.15%) .NET Developer
4 15 (38.46%) Angular Developer
5 3 (7.69%) C# .NET Developer
6 2 (5.13%) Agile C# Developer
6 2 (5.13%) Agile Developer
6 2 (5.13%) ASP.NET Developer
6 2 (5.13%) ASP.NET MVC Developer
6 2 (5.13%) C# ASP.NET Developer
6 2 (5.13%) C# Software Developer
6 2 (5.13%) Senior Developer
6 2 (5.13%) Software Developer
6 2 (5.13%) Software Engineer
7 1 (2.56%) C# Software Engineer
7 1 (2.56%) HTML Developer
7 1 (2.56%) Java Developer
7 1 (2.56%) Senior .NET Developer
7 1 (2.56%) Senior C# Developer
7 1 (2.56%) SQL Developer
Libraries, Frameworks & Software Standards
1 36 (92.31%) .NET
2 33 (84.62%) ASP.NET
2 33 (84.62%) ASP.NET MVC
3 22 (56.41%) AngularJS
4 20 (51.28%) .NET Framework
4 20 (51.28%) HTML
5 19 (48.72%) CSS
5 19 (48.72%) HTML5
6 18 (46.15%) Sass
7 17 (43.59%) XML
8 16 (41.03%) WCF
8 16 (41.03%) XSD
8 16 (41.03%) XSLT
9 14 (35.90%) ASP.NET MVC 5
10 13 (33.33%) Angular 2
10 13 (33.33%) Silverlight
11 3 (7.69%) ASP.NET Web API
11 3 (7.69%) Entity Framework
11 3 (7.69%) Twitter Bootstrap
11 3 (7.69%) WPF
Miscellaneous
1 16 (41.03%) Analytical Skills
2 14 (35.90%) Greenfield Project
3 2 (5.13%) Computer Science
4 1 (2.56%) Cloud Native
4 1 (2.56%) Enterprise Software
Operating Systems
1 1 (2.56%) Linux
1 1 (2.56%) Windows
Processes & Methodologies
1 39 (100.00%) Agile Software Development
2 33 (84.62%) MVC
3 32 (82.05%) BDD
3 32 (82.05%) Web Application Development
4 30 (76.92%) OO
5 18 (46.15%) Scrum
5 18 (46.15%) Web Development
6 17 (43.59%) Performance Testing
7 16 (41.03%) OOA/OOD
7 16 (41.03%) OOD
7 16 (41.03%) Problem-Solving
8 14 (35.90%) CQRS
8 14 (35.90%) Domain-Driven Design
9 4 (10.26%) Continuous Integration
10 3 (7.69%) Pair Programming
10 3 (7.69%) Software Engineering
11 2 (5.13%) Dependency Injection
11 2 (5.13%) Kanban
11 2 (5.13%) Multithreading
11 2 (5.13%) Test Automation
Programming Languages
1 38 (97.44%) C#
2 23 (58.97%) SQL
3 22 (56.41%) JavaScript
4 18 (46.15%) TypeScript
5 17 (43.59%) T-SQL
6 3 (7.69%) Java
7 2 (5.13%) F#
7 2 (5.13%) Ruby
8 1 (2.56%) Kotlin
8 1 (2.56%) Python
Qualifications
1 3 (7.69%) Degree
Systems Management
1 16 (41.03%) Ansible
1 16 (41.03%) Opscode Chef
2 2 (5.13%) Kibana
Vendors
1 2 (5.13%) Google
2 1 (2.56%) Axosoft
2 1 (2.56%) Microsoft