Period
to 22 January 2018

The following table provides summary statistics for permanent job vacancies advertised in Wallingford 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 22 January 2018 with a comparison to the same period in the previous 2 years.

Test-Driven Development (TDD)
Oxfordshire > Wallingford
6 months to
22 Jan 2018
Same period 2017 Same period 2016
Rank 7 3 22
Rank change year-on-year -4 +19 -2
Permanent jobs citing TDD 25 37 8
As % of all permanent IT jobs advertised in Wallingford 40.32% 80.43% 16.00%
As % of the Processes & Methodologies category 47.17% 88.10% 16.00%
Number of salaries quoted 25 37 8
Wallingford median annual salary £37,500 £37,500 £60,000
Median salary % change year-on-year - -37.50% +42.86%
10th Percentile £19,750 £32,750 £52,500
90th Percentile £53,750 £49,350 £67,500
Oxfordshire median annual salary £45,000 £47,500 £50,000
% change year-on-year -5.26% -5.00% +3.09%

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 Wallingford with a requirement for process or methodology skills.

All Process and Methodology Skills
Wallingford
Permanent vacancies with a requirement for process or methodology skills 53 42 50
As % of all permanent IT jobs advertised in Wallingford 85.48% 91.30% 100.00%
Number of salaries quoted 53 42 50
Wallingford median annual salary £42,500 £37,500 £40,000
Median salary % change year-on-year +13.33% -6.25% +33.33%
10th Percentile £32,500 £32,750 £31,250
90th Percentile £58,750 £48,375 £67,500
Oxfordshire median annual salary £47,500 £44,500 £45,000
% change year-on-year +6.74% -1.11% +5.88%

TDD
Job Vacancy Trend in Wallingford

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

Job vacancy trend for TDD in Wallingford

TDD
Salary Trend in Wallingford

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

Salary trend for TDD in Wallingford

TDD
Salary Histogram in Wallingford

The salary distribution of IT jobs citing TDD in Wallingford over the 6 months to 22 January 2018.

Salary histogram for TDD in Wallingford

For the 6 months to 22 January 2018, 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 Wallingford region with a requirement for TDD.

1 25 (100.00%) C#
1 25 (100.00%) .NET
2 23 (92.00%) MVC
2 23 (92.00%) TypeScript
3 20 (80.00%) Scrum
3 20 (80.00%) Agile Software Development
3 20 (80.00%) JavaScript
4 19 (76.00%) Web Services
5 16 (64.00%) Git (software)
6 15 (60.00%) HTML
6 15 (60.00%) CSS
7 14 (56.00%) SQL Server
7 14 (56.00%) Subversion
7 14 (56.00%) jQuery
7 14 (56.00%) WCF
7 14 (56.00%) Backbone.js
8 13 (52.00%) Refactoring
8 13 (52.00%) OO
8 13 (52.00%) Greenfield Project
9 12 (48.00%) ASP.NET
9 12 (48.00%) ASP.NET MVC
10 11 (44.00%) SQL
11 10 (40.00%) OOP
11 10 (40.00%) SOA
11 10 (40.00%) Bugzilla
11 10 (40.00%) Trac
11 10 (40.00%) Analytical Skills
11 10 (40.00%) Marionette.js
11 10 (40.00%) Mobile Development
12 7 (28.00%) Google

TDD
Co-occurring IT Skills in Wallingford 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 3 (12.00%) npm
2 2 (8.00%) Microsoft Azure
Database & Business Intelligence
1 14 (56.00%) SQL Server
Development Applications
1 16 (64.00%) Git (software)
2 14 (56.00%) Subversion
3 10 (40.00%) Bugzilla
3 10 (40.00%) Trac
4 4 (16.00%) NUnit
5 3 (12.00%) webpack
6 2 (8.00%) Visual Studio
Job Titles
1 19 (76.00%) Developer
2 15 (60.00%) Software Developer
3 14 (56.00%) C# Developer
3 14 (56.00%) C# Software Developer
4 13 (52.00%) .NET Developer
5 12 (48.00%) ASP.NET MVC Developer
6 10 (40.00%) ASP.NET Developer
6 10 (40.00%) C# ASP.NET Developer
7 9 (36.00%) .NET Software Developer
7 9 (36.00%) C# .NET Developer
8 7 (28.00%) .NET Applications Developer
8 7 (28.00%) Applications Developer
8 7 (28.00%) C# Application Developer
8 7 (28.00%) Full Stack Developer
8 7 (28.00%) SQL Developer
8 7 (28.00%) SQL Server Developer
9 6 (24.00%) Team Leader
10 5 (20.00%) Development Team Leader
11 4 (16.00%) Junior .NET Developer
11 4 (16.00%) Junior Developer
Libraries, Frameworks & Software Standards
1 25 (100.00%) .NET
2 19 (76.00%) Web Services
3 15 (60.00%) CSS
3 15 (60.00%) HTML
4 14 (56.00%) Backbone.js
4 14 (56.00%) jQuery
4 14 (56.00%) WCF
5 12 (48.00%) ASP.NET
5 12 (48.00%) ASP.NET MVC
6 10 (40.00%) Marionette.js
7 5 (20.00%) CSS3
7 5 (20.00%) HTML5
8 4 (16.00%) AngularJS
8 4 (16.00%) RESTful
9 3 (12.00%) ASP.NET Web API
Miscellaneous
1 13 (52.00%) Greenfield Project
2 10 (40.00%) Analytical Skills
Processes & Methodologies
1 23 (92.00%) MVC
2 20 (80.00%) Agile Software Development
2 20 (80.00%) Scrum
3 13 (52.00%) OO
3 13 (52.00%) Refactoring
4 10 (40.00%) Mobile Development
4 10 (40.00%) OOP
4 10 (40.00%) SOA
5 5 (20.00%) Mentoring
5 5 (20.00%) User Stories
6 3 (12.00%) BDD
6 3 (12.00%) Coaching
6 3 (12.00%) Data Modelling
6 3 (12.00%) Don't repeat yourself (DRY)
6 3 (12.00%) Escalation Management
6 3 (12.00%) Line Management
6 3 (12.00%) Performance Management
6 3 (12.00%) SDLC
6 3 (12.00%) SOLID
7 2 (8.00%) Predictive Analysis
Programming Languages
1 25 (100.00%) C#
2 23 (92.00%) TypeScript
3 20 (80.00%) JavaScript
4 11 (44.00%) SQL
Qualifications
1 1 (4.00%) Degree
Vendors
1 7 (28.00%) Google
2 2 (8.00%) Microsoft