Period
to 14 December 2017

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 14 December 2017 with a comparison to the same period in the previous 2 years.

Test-Driven Development (TDD)
Berkshire > Slough
6 months to
14 Dec 2017
Same period 2016 Same period 2015
Rank 18 68 80
Rank change year-on-year +50 +12 -19
Permanent jobs citing TDD 65 7 21
As % of all permanent IT jobs advertised in Slough 10.08% 0.93% 1.59%
As % of the Processes & Methodologies category 11.82% 1.02% 1.82%
Number of salaries quoted 64 7 11
Slough median annual salary £50,000 £40,000 £47,500
Median salary % change year-on-year +25.00% -15.79% -5.00%
10th Percentile £37,500 £34,000 £33,000
90th Percentile £65,000 £58,250 £55,000
Berkshire median annual salary £50,000 £50,000 £50,000

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 550 683 1152
As % of all permanent IT jobs advertised in Slough 85.27% 91.19% 87.21%
Number of salaries quoted 469 592 938
Slough median annual salary £42,500 £50,000 £50,000
Median salary % change year-on-year -15.00% - +11.11%
10th Percentile £25,750 £31,000 £29,925
90th Percentile £67,500 £89,875 £82,500
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 14 December 2017.

Salary histogram for TDD in Slough

For the 6 months to 14 December 2017, IT jobs citing TDD also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads across the Slough region with a requirement for TDD.

1 63 (96.92%) Agile Software Development
2 52 (80.00%) C#
2 52 (80.00%) BDD
3 49 (75.38%) .NET
3 49 (75.38%) SQL Server
4 37 (56.92%) MVC
5 35 (53.85%) ASP.NET
6 33 (50.77%) SQL
7 32 (49.23%) ASP.NET MVC
8 31 (47.69%) Games
9 29 (44.62%) OO
9 29 (44.62%) Web Application Development
10 28 (43.08%) Internet
11 27 (41.54%) Greenfield Project
12 26 (40.00%) SQL Server 2016
12 26 (40.00%) ASP.NET MVC 5
12 26 (40.00%) CQRS
12 26 (40.00%) Domain-Driven Design
12 26 (40.00%) WCF
13 23 (35.38%) JavaScript
14 20 (30.77%) T-SQL
14 20 (30.77%) Scrum
14 20 (30.77%) AngularJS
15 19 (29.23%) XML
16 18 (27.69%) XSD
16 18 (27.69%) XSLT
16 18 (27.69%) OOA/OOD
16 18 (27.69%) IIS
16 18 (27.69%) .NET Framework
16 18 (27.69%) Team Foundation Server

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 18 (27.69%) IIS
2 3 (4.62%) Cloud Foundry
3 1 (1.54%) Confluence
Applications
1 2 (3.08%) Microsoft Excel
Cloud Services
1 8 (12.31%) Amazon AWS
1 8 (12.31%) Microsoft Azure
2 3 (4.62%) IaaS
2 3 (4.62%) PaaS
2 3 (4.62%) SaaS
Communications & Networking
1 28 (43.08%) Internet
Database & Business Intelligence
1 49 (75.38%) SQL Server
2 26 (40.00%) SQL Server 2016
3 11 (16.92%) NoSQL
4 2 (3.08%) Big Data
4 2 (3.08%) OLAP
4 2 (3.08%) OLAP Cube
4 2 (3.08%) Oracle OLAP
4 2 (3.08%) PostgreSQL
4 2 (3.08%) SQL Server Analysis Services
4 2 (3.08%) SQL Server Integration Services
4 2 (3.08%) SQL Server Reporting Services
5 1 (1.54%) ArangoDB
Development Applications
1 18 (27.69%) Team Foundation Server
2 9 (13.85%) Gradle
3 8 (12.31%) Maven
4 6 (9.23%) Git (software)
5 3 (4.62%) webpack
6 2 (3.08%) Visual Studio
7 1 (1.54%) JIRA
General
1 31 (47.69%) Games
2 6 (9.23%) Banking
3 3 (4.62%) Finance
4 1 (1.54%) Retail
Job Titles
1 64 (98.46%) Developer
2 32 (49.23%) .NET Developer
3 20 (30.77%) C# Developer
4 12 (18.46%) Agile C# Developer
4 12 (18.46%) Agile Developer
5 10 (15.38%) Java Developer
6 9 (13.85%) Senior Developer
6 9 (13.85%) SQL Developer
6 9 (13.85%) SQL Server Developer
7 8 (12.31%) JavaScript Developer
8 7 (10.77%) Angular Developer
9 4 (6.15%) C# .NET Developer
9 4 (6.15%) Senior Agile Developer
9 4 (6.15%) Senior C# Developer
9 4 (6.15%) Senior SQL Developer
9 4 (6.15%) Senior SQL Server Developer
10 3 (4.62%) C# Software Developer
10 3 (4.62%) Full Stack Developer
10 3 (4.62%) Node.js Developer
10 3 (4.62%) Senior Java Developer
Libraries, Frameworks & Software Standards
1 49 (75.38%) .NET
2 35 (53.85%) ASP.NET
3 32 (49.23%) ASP.NET MVC
4 26 (40.00%) ASP.NET MVC 5
4 26 (40.00%) WCF
5 20 (30.77%) AngularJS
6 19 (29.23%) XML
7 18 (27.69%) .NET Framework
7 18 (27.69%) XSD
7 18 (27.69%) XSLT
8 12 (18.46%) Sass
9 10 (15.38%) HTML
10 8 (12.31%) Kafka
10 8 (12.31%) Node.js
10 8 (12.31%) React
10 8 (12.31%) Spring
11 7 (10.77%) CSS
12 5 (7.69%) GWT
12 5 (7.69%) Silverlight
12 5 (7.69%) Spring MVC
Miscellaneous
1 27 (41.54%) Greenfield Project
2 11 (16.92%) Fintech
3 10 (15.38%) Analytical Skills
4 3 (4.62%) Cloud Native
4 3 (4.62%) Clustering
5 2 (3.08%) Algorithms
5 2 (3.08%) RIA
5 2 (3.08%) User Experience
Operating Systems
1 2 (3.08%) Android
1 2 (3.08%) Apple iOS
2 1 (1.54%) Linux
2 1 (1.54%) Windows
Processes & Methodologies
1 63 (96.92%) Agile Software Development
2 52 (80.00%) BDD
3 37 (56.92%) MVC
4 29 (44.62%) OO
4 29 (44.62%) Web Application Development
5 26 (40.00%) CQRS
5 26 (40.00%) Domain-Driven Design
6 20 (30.77%) Scrum
7 18 (27.69%) OOA/OOD
8 12 (18.46%) Continuous Integration
9 11 (16.92%) Pair Programming
10 10 (15.38%) Software Engineering
11 6 (9.23%) Web Development
12 4 (6.15%) Microservices
12 4 (6.15%) Performance Testing
13 3 (4.62%) Exploratory Testing
13 3 (4.62%) Front End Development
13 3 (4.62%) Open Source
13 3 (4.62%) Software Delivery
13 3 (4.62%) Test Automation
Programming Languages
1 52 (80.00%) C#
2 33 (50.77%) SQL
3 23 (35.38%) JavaScript
4 20 (30.77%) T-SQL
5 15 (23.08%) Java
6 8 (12.31%) Ruby
7 5 (7.69%) PHP
7 5 (7.69%) Python
8 3 (4.62%) Kotlin
8 3 (4.62%) TypeScript
9 2 (3.08%) ES6
9 2 (3.08%) Scala
10 1 (1.54%) Apple Swift
Qualifications
1 5 (7.69%) Degree
System Software
1 9 (13.85%) Docker
Systems Management
1 3 (4.62%) Ansible
1 3 (4.62%) Opscode Chef
2 1 (1.54%) Systems Management Server (SMS)
Vendors
1 3 (4.62%) Microsoft
2 2 (3.08%) Oracle
3 1 (1.54%) Google