Period
to 17 July 2018

The following table provides summary statistics for permanent job vacancies advertised in Warrington 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 17 July 2018 with a comparison to the same period in the previous 2 years.

Test-Driven Development (TDD)
Cheshire > Warrington
6 months to
17 Jul 2018
Same period 2017 Same period 2016
Rank 24 15 10
Rank change year-on-year -9 -5 +13
Permanent jobs citing TDD 62 75 103
As % of all permanent IT jobs advertised in Warrington 9.02% 11.28% 18.26%
As % of the Processes & Methodologies category 9.67% 12.42% 19.47%
Number of salaries quoted 63 74 103
Warrington median annual salary £55,000 £40,000 £40,000
Median salary % change year-on-year +37.50% - +14.29%
10th Percentile £35,000 £35,000 £22,500
90th Percentile £66,250 £68,750 £51,250
Cheshire median annual salary £50,000 £42,500 £40,000
% change year-on-year +17.65% +6.25% -

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 Warrington with a requirement for process or methodology skills.

All Process and Methodology Skills
Warrington
Permanent vacancies with a requirement for process or methodology skills 641 604 529
As % of all permanent IT jobs advertised in Warrington 93.30% 90.83% 93.79%
Number of salaries quoted 508 501 451
Warrington median annual salary £45,000 £40,000 £40,000
Median salary % change year-on-year +12.50% - -
10th Percentile £27,500 £24,000 £22,500
90th Percentile £65,000 £61,250 £55,000
Cheshire median annual salary £45,000 £40,000 £37,500
% change year-on-year +12.50% +6.67% -6.25%

TDD
Job Vacancy Trend in Warrington

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

Job vacancy trend for TDD in Warrington

TDD
Salary Trend in Warrington

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

Salary trend for TDD in Warrington

TDD
Salary Histogram in Warrington

The salary distribution of IT jobs citing TDD in Warrington over the 6 months to 17 July 2018.

Salary histogram for TDD in Warrington

For the 6 months to 17 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 Warrington region with a requirement for TDD.

1 59 (95.16%) Agile Software Development
2 50 (80.65%) C#
2 50 (80.65%) .NET
3 46 (74.19%) Continuous Integration
4 38 (61.29%) WCF
5 35 (56.45%) MVC
5 35 (56.45%) Git (software)
6 33 (53.23%) ASP.NET
7 32 (51.61%) Scrum
8 31 (50.00%) ASP.NET Web API
9 30 (48.39%) DevOps
9 30 (48.39%) SQL Server
10 29 (46.77%) OO
10 29 (46.77%) ASP.NET MVC
11 28 (45.16%) RESTful
12 25 (40.32%) Ansible
13 24 (38.71%) AngularJS
13 24 (38.71%) WPF
14 22 (35.48%) Kanban
15 21 (33.87%) Microsoft Azure
15 21 (33.87%) Dependency Injection
16 19 (30.65%) Software Engineering
17 17 (27.42%) SOLID
17 17 (27.42%) SQL Server 2016
17 17 (27.42%) Problem-Solving
18 16 (25.81%) Unit Testing
19 15 (24.19%) WinForms
19 15 (24.19%) Internet
19 15 (24.19%) N-Tier
19 15 (24.19%) SQL

TDD
Co-occurring IT Skills in Warrington 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 6 (9.68%) Elasticsearch
Cloud Services
1 21 (33.87%) Microsoft Azure
2 14 (22.58%) SaaS
3 9 (14.52%) NuGet
4 1 (1.61%) GitHub
Communications & Networking
1 15 (24.19%) Hyperconnected
1 15 (24.19%) Internet
Database & Business Intelligence
1 30 (48.39%) SQL Server
2 17 (27.42%) SQL Server 2016
3 11 (17.74%) SQL Server 2014
4 8 (12.90%) NoSQL
5 7 (11.29%) MongoDB
6 1 (1.61%) RavenDB
Development Applications
1 35 (56.45%) Git (software)
2 14 (22.58%) Jenkins
3 6 (9.68%) TeamCity
4 4 (6.45%) Octopus Deploy
4 4 (6.45%) Team Foundation Server
5 3 (4.84%) SonarQube
5 3 (4.84%) Vagrant
6 2 (3.23%) MSTest
6 2 (3.23%) NUnit
7 1 (1.61%) GitLab
7 1 (1.61%) Visual Studio Team System
7 1 (1.61%) webpack
Job Titles
1 31 (50.00%) .NET Developer
1 31 (50.00%) Developer
2 18 (29.03%) Software Engineer
3 15 (24.19%) .NET Software Engineer
3 15 (24.19%) Internet Developer
4 11 (17.74%) Lead DevOps
4 11 (17.74%) Team Leader
5 9 (14.52%) DevOps Engineer
5 9 (14.52%) DevOps Systems Engineer
5 9 (14.52%) Lead DevOps Engineer
5 9 (14.52%) Lead Systems Engineer
5 9 (14.52%) Senior DevOps
5 9 (14.52%) Senior DevOps Engineer
5 9 (14.52%) Senior Systems Engineer
5 9 (14.52%) Systems Engineer
6 8 (12.90%) .NET Software Developer
7 7 (11.29%) Senior Software Engineer
8 6 (9.68%) Messaging Developer
9 4 (6.45%) C# Software Engineer
9 4 (6.45%) Junior Software Engineer
Libraries, Frameworks & Software Standards
1 50 (80.65%) .NET
2 38 (61.29%) WCF
3 33 (53.23%) ASP.NET
4 31 (50.00%) ASP.NET Web API
5 29 (46.77%) ASP.NET MVC
6 28 (45.16%) RESTful
7 24 (38.71%) AngularJS
7 24 (38.71%) WPF
8 15 (24.19%) WinForms
9 13 (20.97%) ASP.NET MVC 5
9 13 (20.97%) Node.js
10 7 (11.29%) KnockoutJS
11 6 (9.68%) MSMQ
11 6 (9.68%) RabbitMQ
11 6 (9.68%) Twitter Bootstrap
12 5 (8.06%) .NET Core
13 4 (6.45%) .NET Framework
13 4 (6.45%) Entity Framework
14 3 (4.84%) ASP.NET Core
15 1 (1.61%) ASP.NET Web Forms
Miscellaneous
1 15 (24.19%) N-Tier
2 1 (1.61%) Analytical Skills
2 1 (1.61%) Computer Science
2 1 (1.61%) Enterprise Software
2 1 (1.61%) Greenfield Project
Operating Systems
1 11 (17.74%) Linux
2 8 (12.90%) Windows
Processes & Methodologies
1 59 (95.16%) Agile Software Development
2 46 (74.19%) Continuous Integration
3 35 (56.45%) MVC
4 32 (51.61%) Scrum
5 30 (48.39%) DevOps
6 29 (46.77%) OO
7 22 (35.48%) Kanban
8 21 (33.87%) Dependency Injection
9 19 (30.65%) Software Engineering
10 17 (27.42%) Problem-Solving
10 17 (27.42%) SOLID
11 16 (25.81%) Unit Testing
12 15 (24.19%) MVVM
13 14 (22.58%) Don't repeat yourself (DRY)
13 14 (22.58%) OOP
14 13 (20.97%) Continuous Delivery
14 13 (20.97%) Web Application Development
15 9 (14.52%) Business Development
16 7 (11.29%) BDD
17 6 (9.68%) Multithreading
Programming Languages
1 50 (80.65%) C#
2 15 (24.19%) SQL
3 13 (20.97%) Ruby
4 6 (9.68%) F#
5 2 (3.23%) JavaScript
6 1 (1.61%) ES6
6 1 (1.61%) Python
6 1 (1.61%) T-SQL
6 1 (1.61%) TypeScript
Qualifications
1 1 (1.61%) Degree
Quality Assurance & Compliance
1 11 (17.74%) QA
System Software
1 9 (14.52%) Hyper-V
1 9 (14.52%) VirtualBox
1 9 (14.52%) VMware Infrastructure
1 9 (14.52%) Xen
Systems Management
1 25 (40.32%) Ansible
2 9 (14.52%) Opscode Chef
2 9 (14.52%) Puppet
3 6 (9.68%) Business Desktop Deployment
3 6 (9.68%) Kibana
3 6 (9.68%) WSUS
4 5 (8.06%) Terraform
Vendors
1 14 (22.58%) Microsoft
2 9 (14.52%) VMware
3 3 (4.84%) Xamarin