Period
to 24 January 2018

The following table provides summary statistics for permanent job vacancies advertised in Devon 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 24 January 2018 with a comparison to the same period in the previous 2 years.

Test-Driven Development (TDD)
South West > Devon
6 months to
24 Jan 2018
Same period 2017 Same period 2016
Rank 6 21 17
Rank change year-on-year +15 -4 +5
Permanent jobs citing TDD 103 74 88
As % of all permanent IT jobs advertised in Devon 20.28% 9.87% 13.48%
As % of the Processes & Methodologies category 23.90% 11.33% 14.97%
Number of salaries quoted 91 69 83
Devon median annual salary £48,000 £37,500 £37,500
Median salary % change year-on-year +28.00% - +3.45%
10th Percentile £32,500 £26,250 £21,300
90th Percentile £55,000 £53,750 £45,000
South West median annual salary £47,500 £44,000 £40,000
% change year-on-year +7.95% +10.00% +3.90%

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 Devon with a requirement for process or methodology skills.

All Process and Methodology Skills
Devon
Permanent vacancies with a requirement for process or methodology skills 431 653 588
As % of all permanent IT jobs advertised in Devon 84.84% 87.07% 90.05%
Number of salaries quoted 363 579 504
Devon median annual salary £41,500 £35,000 £32,500
Median salary % change year-on-year +18.57% +7.69% -
10th Percentile £25,750 £22,500 £20,500
90th Percentile £67,500 £51,250 £46,250
South West median annual salary £42,500 £41,500 £40,000
% change year-on-year +2.41% +3.75% +3.90%

TDD
Job Vacancy Trend in Devon

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

Job vacancy trend for TDD in Devon

TDD
Salary Trend in Devon

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

Salary trend for TDD in Devon

TDD
Salary Histogram in Devon

The salary distribution of IT jobs citing TDD in Devon over the 6 months to 24 January 2018.

Salary histogram for TDD in Devon

TDD
Job Locations in Devon

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing TDD within the Devon region over the 6 months to 24 January 2018. 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
Exeter +21 79 £50,000 +42.86% 8
Plymouth -7 7 £45,000 -14.29%
Tavistock - 5 £35,000 -
Barnstaple - 2 - -
Exmouth - 1 £39,500 -
TDD
South West

For the 6 months to 24 January 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 Devon region with a requirement for TDD.

1 87 (84.47%) Agile Software Development
2 75 (72.82%) C#
3 74 (71.84%) BDD
4 73 (70.87%) MVC
5 71 (68.93%) SQL Server
5 71 (68.93%) RESTful
6 49 (47.57%) .NET
7 44 (42.72%) JavaScript
7 44 (42.72%) Continuous Integration
8 41 (39.81%) ASP.NET Web API
9 40 (38.83%) ASP.NET
10 39 (37.86%) Scrum
10 39 (37.86%) Git (software)
10 39 (37.86%) NoSQL
11 37 (35.92%) Node.js
11 37 (35.92%) Web Application Development
11 37 (35.92%) ASP.NET MVC 5
11 37 (35.92%) ASP.NET MVC
12 36 (34.95%) Web Services
13 34 (33.01%) Test Automation
14 33 (32.04%) .NET Framework
14 33 (32.04%) T-SQL
14 33 (32.04%) Entity Framework
15 32 (31.07%) Ruby
16 31 (30.10%) WCF
16 31 (30.10%) SQL Server 2014
16 31 (30.10%) Code First Entity Framework
17 29 (28.16%) SOLID
17 29 (28.16%) NUnit
18 26 (25.24%) Unit Testing

TDD
Co-occurring IT Skills in Devon 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 8 (7.77%) Apache Solr
2 7 (6.80%) Apache
3 5 (4.85%) Apache Spark
3 5 (4.85%) Elasticsearch
4 3 (2.91%) Apache Pig
4 3 (2.91%) Tomcat
5 2 (1.94%) nginx
Business Applications
1 1 (0.97%) Magento
Cloud Services
1 8 (7.77%) Amazon AWS
2 6 (5.83%) SaaS
3 2 (1.94%) Microsoft Azure
4 1 (0.97%) GitHub
Communications & Networking
1 5 (4.85%) HTTPS
2 2 (1.94%) Internet
Database & Business Intelligence
1 71 (68.93%) SQL Server
2 39 (37.86%) NoSQL
3 31 (30.10%) SQL Server 2014
4 7 (6.80%) MongoDB
4 7 (6.80%) Redis
5 6 (5.83%) Hadoop
5 6 (5.83%) SQL Server 2016
6 5 (4.85%) Relational Database
7 4 (3.88%) SQL Server Reporting Services
8 3 (2.91%) HBase
9 2 (1.94%) Big Data
9 2 (1.94%) SQL Server Integration Services
10 1 (0.97%) Apache Cassandra
10 1 (0.97%) Data Warehouse
10 1 (0.97%) MySQL
10 1 (0.97%) PostgreSQL
Development Applications
1 39 (37.86%) Git (software)
2 29 (28.16%) NUnit
3 9 (8.74%) Eclipse
4 6 (5.83%) Selenium
5 5 (4.85%) IntelliJ
5 5 (4.85%) JUnit
5 5 (4.85%) NetBeans
6 4 (3.88%) Jenkins
6 4 (3.88%) Vagrant
7 3 (2.91%) webpack
8 2 (1.94%) FitNesse
8 2 (1.94%) Grunt
9 1 (0.97%) gulp
9 1 (0.97%) Jasmine
General
1 6 (5.83%) Advertising
2 5 (4.85%) Marketing
3 2 (1.94%) Law
3 2 (1.94%) Retail
Job Titles
1 95 (92.23%) Developer
2 44 (42.72%) .NET Developer
3 23 (22.33%) C# Developer
4 19 (18.45%) Software Developer
5 14 (13.59%) Java Developer
6 10 (9.71%) C# Software Developer
7 8 (7.77%) Full Stack Developer
7 8 (7.77%) SQL Developer
8 7 (6.80%) SQL Server Developer
9 6 (5.83%) Senior Developer
10 5 (4.85%) ASP.NET MVC Developer
10 5 (4.85%) Senior Java Developer
10 5 (4.85%) Software Engineer
11 4 (3.88%) Agile Developer
11 4 (3.88%) C# .NET Developer
11 4 (3.88%) Database Developer
11 4 (3.88%) JavaScript Developer
11 4 (3.88%) Tester
11 4 (3.88%) T-SQL Developer
12 3 (2.91%) Java Engineer
Libraries, Frameworks & Software Standards
1 71 (68.93%) RESTful
2 49 (47.57%) .NET
3 41 (39.81%) ASP.NET Web API
4 40 (38.83%) ASP.NET
5 37 (35.92%) ASP.NET MVC
5 37 (35.92%) ASP.NET MVC 5
5 37 (35.92%) Node.js
6 36 (34.95%) Web Services
7 33 (32.04%) .NET Framework
7 33 (32.04%) Entity Framework
8 31 (30.10%) Code First Entity Framework
8 31 (30.10%) WCF
9 13 (12.62%) Spring
10 10 (9.71%) AngularJS
11 8 (7.77%) Hibernate
11 8 (7.77%) XML
12 6 (5.83%) HTML
12 6 (5.83%) REST
13 5 (4.85%) Spring Cloud
13 5 (4.85%) Twitter Bootstrap
Miscellaneous
1 8 (7.77%) Computer Science
2 5 (4.85%) Analytical Skills
2 5 (4.85%) User Experience
2 5 (4.85%) Video\Live Streaming
3 2 (1.94%) Driving Licence
3 2 (1.94%) Greenfield Project
3 2 (1.94%) Internet of Things
3 2 (1.94%) STB
4 1 (0.97%) Enterprise Cloud
Operating Systems
1 5 (4.85%) Linux
2 4 (3.88%) Android
2 4 (3.88%) Apple iOS
3 1 (0.97%) Windows
Processes & Methodologies
1 87 (84.47%) Agile Software Development
2 74 (71.84%) BDD
3 73 (70.87%) MVC
4 44 (42.72%) Continuous Integration
5 39 (37.86%) Scrum
6 37 (35.92%) Web Application Development
7 34 (33.01%) Test Automation
8 29 (28.16%) SOLID
9 26 (25.24%) Unit Testing
9 26 (25.24%) Web Design
10 10 (9.71%) Software Engineering
11 6 (5.83%) Microservices
12 5 (4.85%) Dependency Injection
12 5 (4.85%) DRM
12 5 (4.85%) Test Strategy
13 4 (3.88%) Build Automation
13 4 (3.88%) OO
13 4 (3.88%) Refactoring
13 4 (3.88%) UX Design
13 4 (3.88%) Web Development
Programming Languages
1 75 (72.82%) C#
2 44 (42.72%) JavaScript
3 33 (32.04%) T-SQL
4 32 (31.07%) Ruby
5 22 (21.36%) Java
6 17 (16.50%) SQL
7 4 (3.88%) Groovy
8 3 (2.91%) Apple Swift
8 3 (2.91%) TypeScript
9 2 (1.94%) Python
10 1 (0.97%) Bash Shell
10 1 (0.97%) C++
10 1 (0.97%) ES6
10 1 (0.97%) PHP
10 1 (0.97%) VB
10 1 (0.97%) VB.NET
Qualifications
1 8 (7.77%) Degree
2 3 (2.91%) Computer Science Degree
Quality Assurance & Compliance
1 2 (1.94%) ISO 14001
1 2 (1.94%) ISO 9001
1 2 (1.94%) QA
2 1 (0.97%) SLA
2 1 (0.97%) WCAG
System Software
1 15 (14.56%) Docker
2 3 (2.91%) HDFS
Systems Management
1 3 (2.91%) Hadoop YARN
2 1 (0.97%) Docker Swarm
2 1 (0.97%) Kubernetes
2 1 (0.97%) Mesos
2 1 (0.97%) Rancher
Vendors
1 5 (4.85%) Facebook
1 5 (4.85%) Microsoft