Period
to 21 October 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 21 October 2018 with a comparison to the same period in the previous 2 years.

Test-Driven Development (TDD)
Berkshire > Slough
6 months to
21 Oct 2018
Same period 2017 Same period 2016
Rank 43 22 69
Rank change year-on-year -21 +47 +15
Permanent jobs citing TDD 37 65 13
As % of all permanent IT jobs advertised in Slough 6.00% 9.85% 1.47%
As % of the Processes & Methodologies category 6.76% 11.11% 1.60%
Number of salaries quoted 37 64 12
Slough median annual salary £60,000 £50,500 £42,500
Median salary % change year-on-year +18.81% +18.82% -
10th Percentile £35,000 £37,500 £35,000
90th Percentile £73,000 £68,750 £53,250
Berkshire median annual salary £60,000 £52,500 £50,000
% change year-on-year +14.29% +5.00% -

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 547 585 814
As % of all permanent IT jobs advertised in Slough 88.65% 88.64% 92.08%
Number of salaries quoted 423 498 717
Slough median annual salary £52,500 £45,000 £55,000
Median salary % change year-on-year +16.67% -18.18% +10.00%
10th Percentile £29,550 £28,000 £32,500
90th Percentile £71,600 £68,750 £92,500
Berkshire median annual salary £52,500 £50,000 £50,000
% change year-on-year +5.00% - -

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 21 October 2018.

Salary histogram for TDD in Slough

For the 6 months to 21 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 Slough region with a requirement for TDD.

1 37 (100.00%) Agile Software Development
2 35 (94.59%) C#
3 32 (86.49%) SQL Server
3 32 (86.49%) BDD
4 29 (78.38%) .NET
4 29 (78.38%) AngularJS
5 27 (72.97%) Web Application Development
5 27 (72.97%) ASP.NET MVC
5 27 (72.97%) ASP.NET
5 27 (72.97%) MVC
5 27 (72.97%) Scrum
6 24 (64.86%) JavaScript
6 24 (64.86%) SQL
7 23 (62.16%) HTML
7 23 (62.16%) IIS
7 23 (62.16%) .NET Framework
7 23 (62.16%) HTML5
7 23 (62.16%) Angular 2
8 22 (59.46%) Sass
8 22 (59.46%) TypeScript
8 22 (59.46%) CSS
9 21 (56.76%) Web Development
9 21 (56.76%) NoSQL
10 20 (54.05%) Ansible
10 20 (54.05%) Opscode Chef
10 20 (54.05%) T-SQL
11 19 (51.35%) Team Foundation Server
12 15 (40.54%) OO
12 15 (40.54%) Fintech
13 11 (29.73%) Performance Testing

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 23 (62.16%) IIS
2 2 (5.41%) Elasticsearch
Cloud Services
1 3 (8.11%) Amazon AWS
1 3 (8.11%) Microsoft Azure
Communications & Networking
1 5 (13.51%) Internet
Database & Business Intelligence
1 32 (86.49%) SQL Server
2 21 (56.76%) NoSQL
3 7 (18.92%) SQL Server 2016
4 2 (5.41%) MongoDB
5 1 (2.70%) RDBMS
5 1 (2.70%) Relational Database
5 1 (2.70%) SQL Server 2012
5 1 (2.70%) SQL Server Integration Services
5 1 (2.70%) SQL Server Reporting Services
Development Applications
1 19 (51.35%) Team Foundation Server
2 2 (5.41%) JIRA
2 2 (5.41%) TeamCity
3 1 (2.70%) Visual Studio
General
1 7 (18.92%) Games
2 4 (10.81%) Finance
3 1 (2.70%) Automotive
Job Titles
1 30 (81.08%) Developer
2 24 (64.86%) C# Developer
3 12 (32.43%) Angular Developer
4 9 (24.32%) .NET Developer
5 4 (10.81%) Agile Development Manager
5 4 (10.81%) Development Manager
6 3 (8.11%) C# .NET Developer
6 3 (8.11%) Software Development Manager
6 3 (8.11%) Software Manager
7 2 (5.41%) ASP.NET Developer
7 2 (5.41%) ASP.NET MVC Developer
7 2 (5.41%) C# ASP.NET Developer
7 2 (5.41%) C# Software Developer
7 2 (5.41%) Scrum Master
7 2 (5.41%) Senior Developer
7 2 (5.41%) Software Developer
8 1 (2.70%) Agile .NET Developer
8 1 (2.70%) Agile C# Developer
8 1 (2.70%) Agile Developer
8 1 (2.70%) Full Stack Developer
Libraries, Frameworks & Software Standards
1 29 (78.38%) .NET
1 29 (78.38%) AngularJS
2 27 (72.97%) ASP.NET
2 27 (72.97%) ASP.NET MVC
3 23 (62.16%) .NET Framework
3 23 (62.16%) Angular 2
3 23 (62.16%) HTML
3 23 (62.16%) HTML5
4 22 (59.46%) CSS
4 22 (59.46%) Sass
5 10 (27.03%) XML
6 9 (24.32%) Silverlight
6 9 (24.32%) XSD
6 9 (24.32%) XSLT
7 7 (18.92%) WCF
8 5 (13.51%) ASP.NET MVC 5
8 5 (13.51%) Web Services
9 3 (8.11%) ASP.NET Web API
9 3 (8.11%) Entity Framework
9 3 (8.11%) Twitter Bootstrap
Miscellaneous
1 15 (40.54%) Fintech
2 10 (27.03%) Analytical Skills
3 5 (13.51%) Greenfield Project
4 2 (5.41%) Computer Science
5 1 (2.70%) Cloud Native
5 1 (2.70%) Enterprise Software
Operating Systems
1 1 (2.70%) Windows
Processes & Methodologies
1 37 (100.00%) Agile Software Development
2 32 (86.49%) BDD
3 27 (72.97%) MVC
3 27 (72.97%) Scrum
3 27 (72.97%) Web Application Development
4 21 (56.76%) Web Development
5 15 (40.54%) OO
6 11 (29.73%) Performance Testing
7 10 (27.03%) OOD
7 10 (27.03%) Problem-Solving
8 9 (24.32%) OOA/OOD
9 6 (16.22%) Mentoring
10 5 (13.51%) CQRS
10 5 (13.51%) Domain-Driven Design
11 4 (10.81%) DevOps
12 3 (8.11%) Pair Programming
12 3 (8.11%) People Management
13 2 (5.41%) Continuous Integration
13 2 (5.41%) Kanban
13 2 (5.41%) Multithreading
Programming Languages
1 35 (94.59%) C#
2 24 (64.86%) JavaScript
2 24 (64.86%) SQL
3 22 (59.46%) TypeScript
4 20 (54.05%) T-SQL
5 3 (8.11%) Java
6 2 (5.41%) F#
6 2 (5.41%) Ruby
7 1 (2.70%) Kotlin
Qualifications
1 3 (8.11%) Degree
Systems Management
1 20 (54.05%) Ansible
1 20 (54.05%) Opscode Chef
2 2 (5.41%) Kibana
Vendors
1 5 (13.51%) Microsoft
2 2 (5.41%) Google
3 1 (2.70%) Axosoft