Period
to 22 August 2019

The following table provides summary statistics for permanent job vacancies advertised in Cheshire 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 August 2019 with a comparison to the same period in the previous 2 years.

Test-Driven Development (TDD)
North West > Cheshire
6 months to
22 Aug 2019
Same period 2018 Same period 2017
Rank 35 29 19
Rank change year-on-year -6 -10 +1
Permanent jobs citing TDD 136 239 294
As % of all permanent IT jobs advertised in Cheshire 7.04% 8.24% 10.82%
As % of the Processes & Methodologies category 7.66% 8.81% 11.94%
Number of salaries quoted 110 218 236
Cheshire median annual salary £49,500 £50,000 £42,500
Median salary % change year-on-year -1.00% +17.65% +6.25%
10th Percentile £29,875 £32,500 £32,500
90th Percentile £81,750 £75,000 £68,125
North West median annual salary £55,000 £47,500 £43,500
% change year-on-year +15.79% +9.20% +2.35%

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 Cheshire with a requirement for process or methodology skills.

All Process and Methodology Skills
Cheshire
Permanent vacancies with a requirement for process or methodology skills 1,775 2,712 2,463
As % of all permanent IT jobs advertised in Cheshire 91.87% 93.52% 90.62%
Number of salaries quoted 1,362 2,029 1,854
Cheshire median annual salary £45,000 £45,000 £40,000
Median salary % change year-on-year - +12.50% +6.67%
10th Percentile £25,440 £26,450 £25,000
90th Percentile £67,500 £70,000 £60,000
North West median annual salary £45,000 £45,000 £42,500
% change year-on-year - +5.88% +6.25%

TDD
Job Vacancy Trend in Cheshire

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

Job vacancy trend for TDD in Cheshire

TDD
Salary Trend in Cheshire

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

Salary trend for TDD in Cheshire

TDD
Salary Histogram in Cheshire

The salary distribution of IT jobs citing TDD in Cheshire over the 6 months to 22 August 2019.

Salary histogram for TDD in Cheshire

TDD
Job Locations in Cheshire

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing TDD within the Cheshire region over the 6 months to 22 August 2019. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
Warrington +2 33 £40,000 -27.27% 8
Knutsford -1 26 £47,500 -26.92% 2
Chester -5 18 £40,000 -20.00% 8
Northwich - 12 £57,500 - 1
Crewe -4 5 £42,500 +19.72% 4
Alderley Edge -5 3 £45,000 +20.00% 1
Wilmslow -18 1 - -
Sandbach - 1 £55,000 -
TDD
North West

For the 6 months to 22 August 2019, 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 Cheshire region with a requirement for TDD.

1 100 (73.53%) Agile Software Development
2 72 (52.94%) Java
3 54 (39.71%) C#
3 54 (39.71%) BDD
4 50 (36.76%) DevOps
5 49 (36.03%) Continuous Integration
6 44 (32.35%) Test Automation
6 44 (32.35%) .NET
6 44 (32.35%) Scrum
7 43 (31.62%) JavaScript
8 40 (29.41%) OO
9 39 (28.68%) Git (software)
10 33 (24.26%) Jenkins
10 33 (24.26%) Enterprise Software
11 32 (23.53%) HTML
12 30 (22.06%) REST
13 26 (19.12%) AngularJS
13 26 (19.12%) Technical Architecture
13 26 (19.12%) Decision-Making
14 24 (17.65%) SQL
15 23 (16.91%) PHP
15 23 (16.91%) CSS
16 22 (16.18%) Web Services
16 22 (16.18%) Android
17 20 (14.71%) OOP
18 19 (13.97%) Python
18 19 (13.97%) SOAP
18 19 (13.97%) Ruby
19 18 (13.24%) AWS
19 18 (13.24%) RESTful

TDD
Co-occurring IT Skills in Cheshire 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 (4.41%) CMS
2 5 (3.68%) WordPress
3 4 (2.94%) nginx
4 3 (2.21%) Elasticsearch
4 3 (2.21%) JBoss
4 3 (2.21%) Tomcat
5 2 (1.47%) Apache
5 2 (1.47%) WebSphere
6 1 (0.74%) Confluence
6 1 (0.74%) Sitecore CMS
6 1 (0.74%) Umbraco
Business Applications
1 1 (0.74%) SDL Web 8
Cloud Services
1 18 (13.24%) AWS
2 16 (11.76%) Azure
3 9 (6.62%) GitHub
4 7 (5.15%) Serverless
5 5 (3.68%) Asana
6 3 (2.21%) Heroku
6 3 (2.21%) Kong
6 3 (2.21%) SaaS
7 2 (1.47%) Amazon EC2
7 2 (1.47%) Amazon S3
7 2 (1.47%) AWS Lambda
7 2 (1.47%) Engine Yard
7 2 (1.47%) OpenShift
8 1 (0.74%) Amazon ElastiCache
8 1 (0.74%) Cloud Computing
8 1 (0.74%) GCP
8 1 (0.74%) IaaS
8 1 (0.74%) Power Platform
Communications & Networking
1 3 (2.21%) TCP/IP
2 1 (0.74%) HTTP
2 1 (0.74%) SSL
Database & Business Intelligence
1 12 (8.82%) MySQL
2 8 (5.88%) SQL Server
3 4 (2.94%) MongoDB
4 2 (1.47%) Big Data
4 2 (1.47%) DB2
4 2 (1.47%) NoSQL
4 2 (1.47%) Relational Database
5 1 (0.74%) Apache Cassandra
5 1 (0.74%) Data Warehouse
5 1 (0.74%) Power BI
5 1 (0.74%) Redis
Development Applications
1 39 (28.68%) Git (software)
2 33 (24.26%) Jenkins
3 14 (10.29%) RSpec
4 13 (9.56%) git-flow
5 11 (8.09%) JIRA
6 10 (7.35%) Bitbucket
7 9 (6.62%) Gradle
7 9 (6.62%) Selenium
7 9 (6.62%) SpecFlow
8 8 (5.88%) Hudson
8 8 (5.88%) Visual Studio Team System
9 7 (5.15%) GitLab
10 5 (3.68%) LoadRunner
11 4 (2.94%) JMeter
11 4 (2.94%) Visual Studio
11 4 (2.94%) Visual Studio Coded UI
12 3 (2.21%) Cucumber
12 3 (2.21%) Maven
12 3 (2.21%) TeamCity
13 2 (1.47%) Subversion
General
1 10 (7.35%) Banking
2 8 (5.88%) Finance
3 7 (5.15%) Marketing
4 2 (1.47%) Games
4 2 (1.47%) Retail
5 1 (0.74%) Back Office
Job Titles
1 101 (74.26%) Developer
2 35 (25.74%) Java Developer
3 29 (21.32%) Senior Developer
4 26 (19.12%) Agile Developer
4 26 (19.12%) Agile Java Developer
5 18 (13.24%) .NET Developer
6 14 (10.29%) C# Developer
7 13 (9.56%) Senior Java Developer
8 12 (8.82%) PHP Developer
9 10 (7.35%) Senior Agile Developer
9 10 (7.35%) Senior Agile Java Developer
10 8 (5.88%) Android Developer
10 8 (5.88%) QA Engineer
10 8 (5.88%) Software Engineer
11 6 (4.41%) Analyst
11 6 (4.41%) Angular Developer
11 6 (4.41%) C# Software Engineer
11 6 (4.41%) Senior .NET Developer
12 5 (3.68%) C# .NET Developer
12 5 (3.68%) JavaScript Engineer
Libraries, Frameworks & Software Standards
1 44 (32.35%) .NET
2 32 (23.53%) HTML
3 30 (22.06%) REST
4 26 (19.12%) AngularJS
5 23 (16.91%) CSS
6 22 (16.18%) Web Services
7 19 (13.97%) SOAP
8 18 (13.24%) React
8 18 (13.24%) RESTful
9 16 (11.76%) Node.js
10 13 (9.56%) Laravel
11 11 (8.09%) .NET Core
11 11 (8.09%) XML
12 10 (7.35%) Ruby on Rails
13 9 (6.62%) Gherkin
13 9 (6.62%) jQuery
14 8 (5.88%) ASP.NET Web API
14 8 (5.88%) Spring
15 7 (5.15%) JSON
15 7 (5.15%) LAMP
Miscellaneous
1 33 (24.26%) Enterprise Software
2 12 (8.82%) Self-Motivation
3 9 (6.62%) User Experience
4 6 (4.41%) Mobile App
4 6 (4.41%) Mobile Banking
5 5 (3.68%) NHS
6 4 (2.94%) Analytical Skills
6 4 (2.94%) Client/Server
6 4 (2.94%) Greenfield Project
6 4 (2.94%) PMI
7 3 (2.21%) IVR
7 3 (2.21%) N-Tier
8 2 (1.47%) iPhone
8 2 (1.47%) Linux Command Line
8 2 (1.47%) Xbox
9 1 (0.74%) Cloud Native
9 1 (0.74%) Life Science
9 1 (0.74%) Online Banking
9 1 (0.74%) Public Cloud
Operating Systems
1 22 (16.18%) Android
2 11 (8.09%) Linux
3 8 (5.88%) Windows
4 6 (4.41%) Apple iOS
4 6 (4.41%) Mac OS
5 4 (2.94%) Windows Mobile
6 2 (1.47%) Unix
7 1 (0.74%) CentOS
7 1 (0.74%) Debian
7 1 (0.74%) Mac OS X
7 1 (0.74%) Windows Server
Processes & Methodologies
1 100 (73.53%) Agile Software Development
2 54 (39.71%) BDD
3 50 (36.76%) DevOps
4 49 (36.03%) Continuous Integration
5 44 (32.35%) Scrum
5 44 (32.35%) Test Automation
6 40 (29.41%) OO
7 26 (19.12%) Decision-Making
7 26 (19.12%) Technical Architecture
8 20 (14.71%) OOP
9 17 (12.50%) Software Engineering
9 17 (12.50%) Unit Testing
10 16 (11.76%) MVC
11 15 (11.03%) SOLID
12 14 (10.29%) Code Coverage
13 13 (9.56%) Microservices
13 13 (9.56%) SDLC
13 13 (9.56%) Web Development
14 12 (8.82%) Open Source
15 11 (8.09%) Android Development
Programming Languages
1 72 (52.94%) Java
2 54 (39.71%) C#
3 43 (31.62%) JavaScript
4 24 (17.65%) SQL
5 23 (16.91%) PHP
6 19 (13.97%) Python
6 19 (13.97%) Ruby
7 13 (9.56%) Kotlin
8 9 (6.62%) Bash Shell
9 7 (5.15%) Scala
10 6 (4.41%) Apple Swift
10 6 (4.41%) C++
10 6 (4.41%) Objective-C
10 6 (4.41%) TypeScript
11 5 (3.68%) ES6
12 4 (2.94%) C
12 4 (2.94%) Groovy
12 4 (2.94%) Shell Script
12 4 (2.94%) VB.NET
13 3 (2.21%) PL/SQL
Qualifications
1 8 (5.88%) Degree
2 4 (2.94%) PMI Certification
2 4 (2.94%) Postgraduate
3 2 (1.47%) Computer Science Degree
4 1 (0.74%) ISTQB
Quality Assurance & Compliance
1 14 (10.29%) QA
2 2 (1.47%) GDPR
System Software
1 7 (5.15%) Docker
2 1 (0.74%) Virtual Machines
Systems Management
1 7 (5.15%) Opscode Chef
2 6 (4.41%) Kubernetes
3 3 (2.21%) Ansible
4 2 (1.47%) Terraform
Vendors
1 7 (5.15%) Microsoft
2 5 (3.68%) Google
2 5 (3.68%) Marketo
2 5 (3.68%) Oracle
2 5 (3.68%) Pardot
2 5 (3.68%) Salesforce.com
3 2 (1.47%) IBM
4 1 (0.74%) Cypress Semiconductor
4 1 (0.74%) Sitecore
4 1 (0.74%) Software AG
4 1 (0.74%) webMethods
4 1 (0.74%) Xamarin
4 1 (0.74%) Zend