The following table provides summary statistics for contract job vacancies advertised in Liverpool with a requirement for BDD skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited BDD over the 3 months to 29 March 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.

Behaviour-Driven Development (BDD)
Merseyside / Liverpool
3 months to
29 Mar 2017
Same period 2016 Same period 2015
Rank 26 - 28
Rank change year-on-year - 0  
Contract jobs citing BDD 7 0 2
As % of all contract IT jobs advertised in Liverpool 2.80% - 0.82%
As % of the Processes & Methodologies category 3.29% - 1.04%
Number of daily rates quoted 7 0 0
Median daily rate £600 - -
UK excluding London median daily rate £425 £400 £389
% change year-on-year +6.25% +2.89%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £47.94 £47.25 -
% change year-on-year +1.44% -  

BDD is in the process and methodology skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Liverpool with a requirement for process and methodology skills.

Contract Process & Methodology Skills
Liverpool
Contract job vacancies with a requirement for process and methodology skills 213 204 192
As % of all contract IT job vacancies advertised in Liverpool 85.20% 81.27% 79.01%
Number of daily rates quoted 137 157 101
Median daily rate £450 £413 £400
Median daily rate % change year-on-year +9.09% +3.12%  
90% offered a daily rate of more than £300 £292 £240
10% offered a daily rate of more than £600 £500 £675
UK excluding London median daily rate £410 £400 £396
% change year-on-year +2.50% +1.01%  
Number of hourly rates quoted 9 1 2
Median hourly rate £13.00 £27.50 £30.96
Median hourly rate % change year-on-year -52.72% -11.16%  
90% offered a hourly rate of more than £11.00 £27.50 £14.39
10% offered a hourly rate of more than £37.50 £27.50 £47.52
UK excluding London median hourly rate £35.75 £38.50 £30.00
% change year-on-year -7.14% +28.33%  

BDD
Job Vacancy Trend in Liverpool

The job posting trend of jobs advertised in Liverpool citing BDD as a proportion of all contract or permanent IT jobs with a match in the Processes & Methodologies category.

Job vacancy trend for BDD in Liverpool

BDD
Contractor Daily Rate Trend in Liverpool

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

Contractor daily rate trend for BDD in Liverpool

BDD
Contractor Daily Rate Histogram in Liverpool

The daily rate distribution of IT jobs citing BDD in Liverpool over the 3 months to 29 March 2017.

Contractor daily rate histogram for BDD in Liverpool

For the 6 months to 29 March 2017, IT contractor jobs citing BDD 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 Liverpool region with a requirement for BDD.

1 13 (100.00%) Agile Software Development
1 13 (100.00%) TDD
2 12 (92.31%) Scrum
3 10 (76.92%) Spring
3 10 (76.92%) Java
3 10 (76.92%) Oracle
3 10 (76.92%) Linux
4 8 (61.54%) RESTful
5 7 (53.85%) Kanban
5 7 (53.85%) Git (software)
5 7 (53.85%) Open Source
5 7 (53.85%) MongoDB
5 7 (53.85%) NoSQL
5 7 (53.85%) CSS
5 7 (53.85%) HTML
5 7 (53.85%) JavaScript
5 7 (53.85%) SQL
5 7 (53.85%) .NET
5 7 (53.85%) MySQL
5 7 (53.85%) Jenkins
5 7 (53.85%) Microservices
5 7 (53.85%) Continuous Delivery
5 7 (53.85%) Spring Boot
5 7 (53.85%) API Design
5 7 (53.85%) Front End Development
6 6 (46.15%) DevOps
6 6 (46.15%) Coaching
6 6 (46.15%) Configuration Management
6 6 (46.15%) VMware
6 6 (46.15%) Continuous Integration

BDD
Co-occurring IT Skills in Liverpool 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 1 (7.69%) CMS
1 1 (7.69%) DNN
1 1 (7.69%) EPiServer
1 1 (7.69%) Immediacy CMS
1 1 (7.69%) Kentico
1 1 (7.69%) Sitecore CMS
1 1 (7.69%) Sitefinity
1 1 (7.69%) Umbraco
Database & Business Intelligence
1 7 (53.85%) MongoDB
1 7 (53.85%) MySQL
1 7 (53.85%) NoSQL
2 1 (7.69%) SQL Server
2 1 (7.69%) SQL Server 2014
Development Applications
1 7 (53.85%) Git (software)
1 7 (53.85%) Jenkins
Job Titles
1 8 (61.54%) Developer
2 6 (46.15%) Principal Developer
3 4 (30.77%) .NET Developer
3 4 (30.77%) Java Developer
4 3 (23.08%) Agile .NET Developer
4 3 (23.08%) Agile Developer
4 3 (23.08%) Agile Java Developer
4 3 (23.08%) Java Engineer
4 3 (23.08%) Principal .NET Developer
4 3 (23.08%) Principal Java Developer
4 3 (23.08%) Senior Java Engineer
5 2 (15.38%) Agile Coach
5 2 (15.38%) Agile Scrum Master
5 2 (15.38%) DevOps Engineer
5 2 (15.38%) Scrum Master
5 2 (15.38%) Senior DevOps
5 2 (15.38%) Senior DevOps Engineer
6 1 (7.69%) CMS Developer
6 1 (7.69%) Java Mobile Developer
6 1 (7.69%) Mobile Applications Developer
Libraries, Frameworks & Software Standards
1 10 (76.92%) Spring
2 8 (61.54%) RESTful
3 7 (53.85%) .NET
3 7 (53.85%) CSS
3 7 (53.85%) HTML
3 7 (53.85%) Spring Boot
4 3 (23.08%) .NET Framework
4 3 (23.08%) J2EE
5 1 (7.69%) AngularJS
5 1 (7.69%) ASP.NET
5 1 (7.69%) ASP.NET MVC
5 1 (7.69%) ASP.NET MVC 5
5 1 (7.69%) ASP.NET Web API
5 1 (7.69%) KnockoutJS
5 1 (7.69%) Twitter Bootstrap
Miscellaneous
1 1 (7.69%) Mobile App
1 1 (7.69%) Tandem
Operating Systems
1 10 (76.92%) Linux
2 3 (23.08%) Unix
Processes & Methodologies
1 13 (100.00%) Agile Software Development
1 13 (100.00%) TDD
2 12 (92.31%) Scrum
3 7 (53.85%) API Design
3 7 (53.85%) Continuous Delivery
3 7 (53.85%) Front End Development
3 7 (53.85%) Kanban
3 7 (53.85%) Microservices
3 7 (53.85%) Open Source
4 6 (46.15%) Coaching
4 6 (46.15%) Configuration Management
4 6 (46.15%) Continuous Integration
4 6 (46.15%) DevOps
5 3 (23.08%) Mentoring
5 3 (23.08%) Pair Programming
6 2 (15.38%) Continuous Improvement
6 2 (15.38%) Stakeholder Engagement
7 1 (7.69%) Content Management
7 1 (7.69%) MVC
7 1 (7.69%) Web Application Development
Programming Languages
1 10 (76.92%) Java
2 7 (53.85%) JavaScript
2 7 (53.85%) SQL
3 1 (7.69%) C#
System Software
1 3 (23.08%) VMware Infrastructure
Vendors
1 10 (76.92%) Oracle
2 6 (46.15%) VMware
3 1 (7.69%) Alterian
3 1 (7.69%) Microsoft
3 1 (7.69%) Sitecore