Period
to 20 November 2017

The following table provides summary statistics for contract job vacancies advertised in Coventry with a requirement for TDD skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited TDD over the 6 months to 20 November 2017 with a comparison to the same period in the previous 2 years.

Note that daily and hourly rates are treated separately in these statistics. When calculating contractor rate percentiles, daily rates are never derived from quoted hourly rates or vice versa.

Test-Driven Development (TDD)
West Midlands > Coventry
6 months to
20 Nov 2017
Same period 2016 Same period 2015
Rank 20 41 27
Rank change year-on-year +21 -14 0
Contract jobs citing TDD 53 41 44
As % of all contract IT jobs advertised in Coventry 7.17% 3.92% 6.12%
As % of the Processes & Methodologies category 8.52% 4.43% 7.50%
Number of daily rates quoted 38 29 32
Coventry median daily rate £444 £400 £425
Median daily rate % change year-on-year +10.94% -5.88% +13.33%
10th Percentile £335 £313 £313
90th Percentile £516 £488 £600
West Midlands median daily rate £400 £407 £375
% change year-on-year -1.60% +8.40% -
Number of hourly rates quoted 0 0 0
Coventry median hourly rate - - -
West Midlands median hourly rate £33.00 - -

TDD is in the Processes and Methodologies category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Coventry with a requirement for process or methodology skills.

All Process and Methodology Skills
Coventry
Contract vacancies with a requirement for process or methodology skills 622 926 587
As % of all contract IT jobs advertised in Coventry 84.17% 88.61% 81.64%
Number of daily rates quoted 423 647 398
Coventry median daily rate £420 £400 £386
Median daily rate % change year-on-year +5.00% +3.56% +10.36%
10th Percentile £250 £300 £254
90th Percentile £548 £543 £559
West Midlands median daily rate £400 £400 £375
% change year-on-year - +6.67% +7.14%
Number of hourly rates quoted 27 25 31
Coventry median hourly rate £22.50 £15.00 £20.00
Median hourly rate % change year-on-year +50.00% -25.00% -33.33%
10th Percentile £10.95 £11.35 £11.50
90th Percentile £42.40 £38.75 £43.75
West Midlands median hourly rate £25.00 £18.00 £20.00
% change year-on-year +38.89% -10.00% -1.23%

TDD
Job Vacancy Trend in Coventry

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

Job vacancy trend for TDD in Coventry

TDD
Contractor Daily Rate Trend in Coventry

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing TDD in Coventry.

Contractor daily rate trend for TDD in Coventry

TDD
Contractor Daily Rate Histogram in Coventry

The daily rate distribution of IT jobs citing TDD in Coventry over the 6 months to 20 November 2017.

Contractor daily rate histogram for TDD in Coventry

For the 6 months to 20 November 2017, IT contractor jobs citing TDD also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the Coventry region with a requirement for TDD.

1 44 (83.02%) BDD
2 43 (81.13%) MVC
2 43 (81.13%) C#
2 43 (81.13%) .NET
3 40 (75.47%) Agile Software Development
4 36 (67.92%) Microsoft Azure
5 35 (66.04%) ASP.NET Web API
5 35 (66.04%) Kanban
5 35 (66.04%) Scrum
6 33 (62.26%) Git (software)
7 26 (49.06%) JavaScript
8 24 (45.28%) SOLID
9 23 (43.40%) HTML
9 23 (43.40%) SQL Server
9 23 (43.40%) Continuous Integration
10 22 (41.51%) ASP.NET
10 22 (41.51%) CSS
11 21 (39.62%) ASP.NET MVC
12 19 (35.85%) .NET Framework
13 16 (30.19%) Dapper ORM
13 16 (30.19%) Enterprise Software
14 14 (26.42%) Web Services
15 13 (24.53%) SQL
15 13 (24.53%) Digital Transformation Programme
16 12 (22.64%) AngularJS
17 11 (20.75%) Elasticsearch
17 11 (20.75%) Wiki
18 10 (18.87%) Refactoring
18 10 (18.87%) Pair Programming
18 10 (18.87%) SEO

TDD
Co-occurring IT Skills in Coventry 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 11 (20.75%) Elasticsearch
2 5 (9.43%) Apache Spark
2 5 (9.43%) GlassFish
2 5 (9.43%) JBoss
2 5 (9.43%) Oracle SOA Suite
2 5 (9.43%) WildFly
Cloud Services
1 36 (67.92%) Microsoft Azure
2 2 (3.77%) IaaS
2 2 (3.77%) PaaS
2 2 (3.77%) SaaS
Database & Business Intelligence
1 23 (43.40%) SQL Server
2 9 (16.98%) NoSQL
3 5 (9.43%) Apache Cassandra
3 5 (9.43%) Big Data
3 5 (9.43%) Hadoop
3 5 (9.43%) MongoDB
3 5 (9.43%) MySQL
3 5 (9.43%) PostgreSQL
4 4 (7.55%) SQL Server 2014
Development Applications
1 33 (62.26%) Git (software)
2 6 (11.32%) JUnit
3 5 (9.43%) Hudson
3 5 (9.43%) JBehave
3 5 (9.43%) Jenkins
4 2 (3.77%) JMeter
4 2 (3.77%) Selenium
4 2 (3.77%) SpecFlow
4 2 (3.77%) Visual Studio Team System
5 1 (1.89%) JIRA
5 1 (1.89%) jMock
5 1 (1.89%) Mockito
General
1 4 (7.55%) Advertising
2 1 (1.89%) Finance
Job Titles
1 49 (92.45%) Developer
2 34 (64.15%) .NET Developer
3 17 (32.08%) Azure Developer
4 12 (22.64%) C# Developer
5 11 (20.75%) C# .NET Developer
6 9 (16.98%) ASP.NET MVC Developer
7 5 (9.43%) Agile .NET Developer
7 5 (9.43%) Agile Developer
7 5 (9.43%) Digital Developer
7 5 (9.43%) Senior Developer
8 4 (7.55%) ASP.NET Developer
8 4 (7.55%) C# ASP.NET Developer
8 4 (7.55%) Full Stack Developer
8 4 (7.55%) Lead Developer
8 4 (7.55%) SQL Developer
9 3 (5.66%) Angular Developer
10 2 (3.77%) Analyst
11 1 (1.89%) Architect
11 1 (1.89%) Business Analyst
11 1 (1.89%) Test Analyst
Libraries, Frameworks & Software Standards
1 43 (81.13%) .NET
2 35 (66.04%) ASP.NET Web API
3 23 (43.40%) HTML
4 22 (41.51%) ASP.NET
4 22 (41.51%) CSS
5 21 (39.62%) ASP.NET MVC
6 19 (35.85%) .NET Framework
7 16 (30.19%) Dapper ORM
8 14 (26.42%) Web Services
9 12 (22.64%) AngularJS
10 10 (18.87%) Node.js
10 10 (18.87%) RESTful
11 7 (13.21%) Backbone.js
12 6 (11.32%) Entity Framework
12 6 (11.32%) Hibernate
12 6 (11.32%) KnockoutJS
12 6 (11.32%) Razor View Engine
12 6 (11.32%) Spring
13 5 (9.43%) Java EE
13 5 (9.43%) JMS
Miscellaneous
1 16 (30.19%) Enterprise Software
2 11 (20.75%) Wiki
3 6 (11.32%) Greenfield Project
3 6 (11.32%) Mobile App
Operating Systems
1 6 (11.32%) Apple iOS
2 5 (9.43%) Android
Processes & Methodologies
1 44 (83.02%) BDD
2 43 (81.13%) MVC
3 40 (75.47%) Agile Software Development
4 35 (66.04%) Kanban
4 35 (66.04%) Scrum
5 24 (45.28%) SOLID
6 23 (43.40%) Continuous Integration
7 13 (24.53%) Digital Transformation Programme
8 10 (18.87%) Pair Programming
8 10 (18.87%) Refactoring
8 10 (18.87%) SEO
9 8 (15.09%) Domain-Driven Design
9 8 (15.09%) Test Automation
10 7 (13.21%) SOA
11 6 (11.32%) Unit Testing
12 5 (9.43%) Dependency Injection
12 5 (9.43%) DSDM
12 5 (9.43%) Mathematics
12 5 (9.43%) Predictive Analytics
12 5 (9.43%) Software Engineering
Programming Languages
1 43 (81.13%) C#
2 26 (49.06%) JavaScript
3 13 (24.53%) SQL
4 6 (11.32%) Java
5 5 (9.43%) Scala
6 4 (7.55%) Ruby
Qualifications
1 5 (9.43%) Degree
2 1 (1.89%) BPSS Clearance
System Software
1 5 (9.43%) Docker
Vendors
1 6 (11.32%) Microsoft
2 5 (9.43%) Oracle