Period
to 13 December 2018

The following table provides summary statistics for contract job vacancies advertised in Lancashire 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 13 December 2018 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)
North West > Lancashire
6 months to
13 Dec 2018
Same period 2017 Same period 2016
Rank 27 22 31
Rank change year-on-year -5 +9 +8
Contract jobs citing TDD 53 31 31
As % of all contract IT jobs advertised in Lancashire 7.55% 6.68% 5.20%
As % of the Processes & Methodologies category 8.82% 8.09% 6.14%
Number of daily rates quoted 38 35 33
Lancashire median daily rate £475 £425 £450
Median daily rate % change year-on-year +11.76% -5.56% +20.00%
10th Percentile £248 £328 £350
90th Percentile £629 £645 £550
North West median daily rate £450 £400 £425
% change year-on-year +12.50% -5.88% +11.11%
Number of hourly rates quoted 0 4 3
Lancashire median hourly rate - £42.75 £42.50
Median hourly rate % change year-on-year - +0.59% -
North West median hourly rate £45.00 £43.00 £42.50
% change year-on-year +4.65% +1.18% -

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 Lancashire with a requirement for process or methodology skills.

All Process and Methodology Skills
Lancashire
Contract vacancies with a requirement for process or methodology skills 601 383 505
As % of all contract IT jobs advertised in Lancashire 85.61% 82.54% 84.73%
Number of daily rates quoted 395 240 338
Lancashire median daily rate £463 £424 £375
Median daily rate % change year-on-year +9.14% +13.00% -16.67%
10th Percentile £270 £274 £189
90th Percentile £650 £615 £556
North West median daily rate £410 £400 £400
% change year-on-year +2.50% - -
Number of hourly rates quoted 57 44 50
Lancashire median hourly rate £35.00 £42.50 £40.00
Median hourly rate % change year-on-year -17.65% +6.25% +8.11%
10th Percentile £11.05 £15.14 £11.20
90th Percentile £45.50 £53.00 £66.98
North West median hourly rate £22.22 £28.00 £22.00
% change year-on-year -20.66% +27.27% -25.98%

TDD
Job Vacancy Trend in Lancashire

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

Job vacancy trend for TDD in Lancashire

TDD
Contractor Daily Rate Trend in Lancashire

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

Contractor daily rate trend for TDD in Lancashire

TDD
Contractor Daily Rate Histogram in Lancashire

The daily rate distribution of IT jobs citing TDD in Lancashire over the 6 months to 13 December 2018.

Contractor daily rate histogram for TDD in Lancashire

TDD
Contractor Hourly Rate Trend in Lancashire

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing TDD in Lancashire.

Contractor hourly rate trend for TDD in Lancashire

TDD
Contract Job Locations in Lancashire

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing TDD within the Lancashire region over the 6 months to 13 December 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
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
Blackpool +5 37 £495 +16.47% 2
Blackburn -6 4 £225 -25.00% 3
Preston -2 1 - - 3
Fleetwood - 1 £385 -
Lancaster - 1 £313 -
TDD
North West

For the 6 months to 13 December 2018, IT contractor 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 contract job ads across the Lancashire region with a requirement for TDD.

1 48 (90.57%) Agile Software Development
2 32 (60.38%) C#
3 28 (52.83%) .NET
4 26 (49.06%) Continuous Integration
5 23 (43.40%) Microsoft
6 22 (41.51%) CRM
7 21 (39.62%) Dynamics CRM
7 21 (39.62%) BDD
8 19 (35.85%) Continuous Deployment
9 18 (33.96%) Java
10 13 (24.53%) User Experience
11 12 (22.64%) Scrum
11 12 (22.64%) Back Office
12 11 (20.75%) MVC
12 11 (20.75%) PostgreSQL
12 11 (20.75%) Pair Programming
12 11 (20.75%) JavaScript
12 11 (20.75%) SQL
12 11 (20.75%) Kanban
13 10 (18.87%) Git (software)
13 10 (18.87%) UX Design
13 10 (18.87%) Test Automation
13 10 (18.87%) QA
14 9 (16.98%) HTML
14 9 (16.98%) CSS
15 8 (15.09%) Spring
15 8 (15.09%) Software Engineering
15 8 (15.09%) Refactoring
15 8 (15.09%) Spring Boot
15 8 (15.09%) AngularJS

TDD
Co-occurring IT Skills in Lancashire 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 3 (5.66%) Apache
1 3 (5.66%) Confluence
2 1 (1.89%) Apache Spark
2 1 (1.89%) NServiceBus
Applications
1 1 (1.89%) MS Visio
Business Applications
1 21 (39.62%) Dynamics CRM
2 1 (1.89%) Distributed Ledger
2 1 (1.89%) Exstream
Cloud Services
1 4 (7.55%) Microsoft Azure
2 3 (5.66%) Dynamics 365
3 2 (3.77%) GitHub
3 2 (3.77%) IaaS
4 1 (1.89%) Slack
Communications & Networking
1 2 (3.77%) Internet
2 1 (1.89%) Firewall
2 1 (1.89%) HTTP
Database & Business Intelligence
1 11 (20.75%) PostgreSQL
2 6 (11.32%) SQL Server
3 2 (3.77%) Big Data
3 2 (3.77%) MySQL
4 1 (1.89%) Apache Hive
4 1 (1.89%) Blockchain
4 1 (1.89%) Hadoop
4 1 (1.89%) MongoDB
4 1 (1.89%) NoSQL
4 1 (1.89%) Redis
4 1 (1.89%) SQL Server 2012
Development Applications
1 10 (18.87%) Git (software)
2 6 (11.32%) Cucumber
3 5 (9.43%) Selenium
3 5 (9.43%) Visual Studio
4 4 (7.55%) Gatling
4 4 (7.55%) JIRA
4 4 (7.55%) The Grinder
5 3 (5.66%) Grunt
5 3 (5.66%) gulp
6 2 (3.77%) Bitbucket
6 2 (3.77%) GitLab
6 2 (3.77%) JUnit
6 2 (3.77%) SpecFlow
6 2 (3.77%) Subversion
7 1 (1.89%) Artifactory
7 1 (1.89%) Atlassian Bamboo
7 1 (1.89%) Jenkins
7 1 (1.89%) JMeter
7 1 (1.89%) Travis CI
7 1 (1.89%) WebDriver
General
1 12 (22.64%) Back Office
2 1 (1.89%) Finance
Job Titles
1 41 (77.36%) Developer
2 16 (30.19%) Microsoft Developer
3 11 (20.75%) CRM Developer
4 9 (16.98%) Dynamics CRM Developer
5 8 (15.09%) .NET Developer
5 8 (15.09%) Java Developer
6 5 (9.43%) UI Developer
7 4 (7.55%) QA Engineer
8 3 (5.66%) Java Engineer
8 3 (5.66%) Senior Java Engineer
8 3 (5.66%) Senior QA Engineer
8 3 (5.66%) Software Engineer
9 2 (3.77%) Agile .NET Developer
9 2 (3.77%) Agile C# Developer
9 2 (3.77%) Consultant
9 2 (3.77%) CSS Developer
9 2 (3.77%) JavaScript Developer
9 2 (3.77%) Lead Developer
9 2 (3.77%) QA Consultant
9 2 (3.77%) Senior Consultant
Libraries, Frameworks & Software Standards
1 28 (52.83%) .NET
2 9 (16.98%) CSS
2 9 (16.98%) HTML
3 8 (15.09%) AngularJS
3 8 (15.09%) Spring
3 8 (15.09%) Spring Boot
4 6 (11.32%) jQuery
4 6 (11.32%) Spring Security
5 5 (9.43%) Entity Framework
5 5 (9.43%) HTML5
5 5 (9.43%) REST
6 4 (7.55%) .NET Core
6 4 (7.55%) .NET Framework
6 4 (7.55%) Node.js
6 4 (7.55%) Vue.js
7 3 (5.66%) Ajax
7 3 (5.66%) Semantic HTML
7 3 (5.66%) SOAP
8 2 (3.77%) Backbone.js
8 2 (3.77%) KnockoutJS
Miscellaneous
1 13 (24.53%) User Experience
2 7 (13.21%) Wiki
3 5 (9.43%) Greenfield Project
4 3 (5.66%) Management Information System
5 2 (3.77%) Analytical Skills
5 2 (3.77%) Distributed Denial-of-Service
6 1 (1.89%) Blog
6 1 (1.89%) Enterprise Software
Operating Systems
1 4 (7.55%) Linux
2 2 (3.77%) Red Hat Enterprise Linux
2 2 (3.77%) Unix
2 2 (3.77%) Windows
3 1 (1.89%) CentOS
Processes & Methodologies
1 48 (90.57%) Agile Software Development
2 26 (49.06%) Continuous Integration
3 22 (41.51%) CRM
4 21 (39.62%) BDD
5 19 (35.85%) Continuous Deployment
6 12 (22.64%) Scrum
7 11 (20.75%) Kanban
7 11 (20.75%) MVC
7 11 (20.75%) Pair Programming
8 10 (18.87%) Test Automation
8 10 (18.87%) UX Design
9 8 (15.09%) Refactoring
9 8 (15.09%) Software Engineering
10 7 (13.21%) Responsive Web Design
10 7 (13.21%) Web Design
11 5 (9.43%) Open Source
11 5 (9.43%) SOA
11 5 (9.43%) Technical Leadership
12 4 (7.55%) Performance Testing
12 4 (7.55%) Web Development
Programming Languages
1 32 (60.38%) C#
2 18 (33.96%) Java
3 11 (20.75%) JavaScript
3 11 (20.75%) SQL
4 7 (13.21%) Java 8
5 2 (3.77%) PL/SQL
6 1 (1.89%) PHP
6 1 (1.89%) Python
6 1 (1.89%) Shell Script
6 1 (1.89%) T-SQL
Qualifications
1 5 (9.43%) BPSS Clearance
2 2 (3.77%) DBS Check
Quality Assurance & Compliance
1 10 (18.87%) QA
Systems Management
1 2 (3.77%) Puppet
2 1 (1.89%) Ansible
2 1 (1.89%) Grafana
2 1 (1.89%) Graylog
2 1 (1.89%) Terraform
Vendors
1 23 (43.40%) Microsoft
2 4 (7.55%) Apple
3 2 (3.77%) Oracle
4 1 (1.89%) EnterpriseDB
4 1 (1.89%) OpenText
4 1 (1.89%) Pega
4 1 (1.89%) ServiceNow