Period
to 22 October 2017

The following table provides summary statistics for contract job vacancies advertised in South Yorkshire 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 22 October 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)
Yorkshire > South Yorkshire
6 months to
22 Oct 2017
Same period 2016 Same period 2015
Rank 14 18 28
Rank change year-on-year +4 +10 0
Contract jobs citing TDD 69 78 45
As % of all contract IT jobs advertised in South Yorkshire 8.68% 7.08% 4.67%
As % of the Processes & Methodologies category 10.53% 8.89% 5.79%
Number of daily rates quoted 55 69 68
South Yorkshire median daily rate £450 £450 £363
Median daily rate % change year-on-year - +24.14% -3.33%
10th Percentile £363 £355 £263
90th Percentile £645 £570 £575
Yorkshire median daily rate £425 £450 £375
% change year-on-year -5.56% +20.00% +7.14%
Number of hourly rates quoted 0 0 0
South Yorkshire median hourly rate - - -
Yorkshire median hourly rate - - -

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 South Yorkshire with a requirement for process or methodology skills.

All Process and Methodology Skills
South Yorkshire
Contract vacancies with a requirement for process or methodology skills 655 877 777
As % of all contract IT jobs advertised in South Yorkshire 82.39% 79.58% 80.60%
Number of daily rates quoted 359 605 558
South Yorkshire median daily rate £425 £425 £375
Median daily rate % change year-on-year - +13.33% +15.38%
10th Percentile £228 £272 £229
90th Percentile £586 £575 £538
Yorkshire median daily rate £400 £400 £375
% change year-on-year - +6.67% +7.14%
Number of hourly rates quoted 12 34 37
South Yorkshire median hourly rate £18.47 £22.50 £13.88
Median hourly rate % change year-on-year -17.90% +62.16% -12.85%
10th Percentile £13.05 £12.10 £9.25
90th Percentile £44.00 £49.25 £23.20
Yorkshire median hourly rate £14.35 £14.81 £14.50
% change year-on-year -3.09% +2.12% -

TDD
Job Vacancy Trend in South Yorkshire

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

Job vacancy trend for TDD in South Yorkshire

TDD
Contractor Daily Rate Trend in South Yorkshire

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

Contractor daily rate trend for TDD in South Yorkshire

TDD
Contractor Daily Rate Histogram in South Yorkshire

The daily rate distribution of IT jobs citing TDD in South Yorkshire over the 6 months to 22 October 2017.

Contractor daily rate histogram for TDD in South Yorkshire

TDD
Contractor Hourly Rate Trend in South Yorkshire

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

Contractor hourly rate trend for TDD in South Yorkshire

TDD
Contract Job Locations in South Yorkshire

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing TDD within the South Yorkshire region over the 6 months to 22 October 2017. 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
Sheffield -1 63 £450 - 5
Doncaster -1 1 £375 +1.35% 2
TDD
Yorkshire

For the 6 months to 22 October 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 South Yorkshire region with a requirement for TDD.

1 60 (86.96%) Java
2 53 (76.81%) Agile Software Development
3 42 (60.87%) JavaScript
4 36 (52.17%) Git (software)
5 34 (49.28%) BDD
6 33 (47.83%) Test Automation
7 30 (43.48%) CSS
8 29 (42.03%) Linux
9 27 (39.13%) DevOps
9 27 (39.13%) Continuous Delivery
10 24 (34.78%) Configuration Management
10 24 (34.78%) Unix
10 24 (34.78%) Mentoring
11 23 (33.33%) Mac OS X
11 23 (33.33%) Continuous Integration
12 21 (30.43%) Web Services
13 20 (28.99%) HTML
13 20 (28.99%) REST
14 19 (27.54%) Relational Database
15 18 (26.09%) React
15 18 (26.09%) Selenium
16 17 (24.64%) Web Development
16 17 (24.64%) Line Management
17 14 (20.29%) User Experience
17 14 (20.29%) RESTful
17 14 (20.29%) Security Cleared
17 14 (20.29%) Scrum
18 13 (18.84%) Web Design
18 13 (18.84%) Ruby
18 13 (18.84%) MySQL

TDD
Co-occurring IT Skills in South Yorkshire 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 5 (7.25%) CMS
2 4 (5.80%) Confluence
3 2 (2.90%) Apache
3 2 (2.90%) JBoss
3 2 (2.90%) WebSphere
3 2 (2.90%) WordPress
4 1 (1.45%) Adobe Experience Manager
4 1 (1.45%) nginx
4 1 (1.45%) Oracle SOA Suite
4 1 (1.45%) WebLogic
Cloud Services
1 2 (2.90%) Amazon AWS
1 2 (2.90%) GitHub
1 2 (2.90%) Slack
2 1 (1.45%) Google Cloud Platform
2 1 (1.45%) Microsoft Azure
2 1 (1.45%) npm
Communications & Networking
1 7 (10.14%) HTTP
2 1 (1.45%) SSL
Database & Business Intelligence
1 19 (27.54%) Relational Database
2 13 (18.84%) MySQL
3 11 (15.94%) MongoDB
4 9 (13.04%) NoSQL
5 5 (7.25%) Apache Cassandra
5 5 (7.25%) PostgreSQL
6 3 (4.35%) Big Data
Development Applications
1 36 (52.17%) Git (software)
2 18 (26.09%) Selenium
3 13 (18.84%) WebDriver
4 12 (17.39%) Cucumber
5 10 (14.49%) Jenkins
6 5 (7.25%) Jasmine
6 5 (7.25%) JUnit
7 4 (5.80%) JIRA
7 4 (5.80%) Karma Test Runner
7 4 (5.80%) Subversion
8 3 (4.35%) Maven
9 2 (2.90%) Ant
9 2 (2.90%) JBehave
10 1 (1.45%) Eclipse
10 1 (1.45%) Grunt
10 1 (1.45%) gulp
10 1 (1.45%) IntelliJ
10 1 (1.45%) Mercurial
10 1 (1.45%) RSpec
10 1 (1.45%) Sonatype Nexus
General
1 13 (18.84%) Finance
2 11 (15.94%) Telecoms
3 10 (14.49%) Electronics
3 10 (14.49%) Manufacturing
3 10 (14.49%) Marketing
4 2 (2.90%) Back Office
4 2 (2.90%) Billing
4 2 (2.90%) Retail
5 1 (1.45%) Advertising
5 1 (1.45%) Banking
Job Titles
1 38 (55.07%) Developer
2 25 (36.23%) Java Developer
3 12 (17.39%) Front End Developer (Client-Side Developer)
4 11 (15.94%) Automation Tester
4 11 (15.94%) Tester
5 9 (13.04%) Architect
6 8 (11.59%) Java Automation Tester
6 8 (11.59%) Software Engineer
7 6 (8.70%) Front End Java Developer (Client-Side Java Developer)
7 6 (8.70%) Full Stack Developer
7 6 (8.70%) Selenium Automation Tester
7 6 (8.70%) Selenium Tester
8 5 (7.25%) Lead Software Engineer
9 4 (5.80%) JavaScript Developer
9 4 (5.80%) Technical Architect
10 3 (4.35%) PHP Developer
10 3 (4.35%) Web Automation Tester
10 3 (4.35%) Web Tester
11 2 (2.90%) .NET Developer
11 2 (2.90%) HTML Developer
Libraries, Frameworks & Software Standards
1 30 (43.48%) CSS
2 21 (30.43%) Web Services
3 20 (28.99%) HTML
3 20 (28.99%) REST
4 18 (26.09%) React
5 14 (20.29%) RESTful
6 9 (13.04%) AngularJS
7 8 (11.59%) Node.js
8 7 (10.14%) jQuery
8 7 (10.14%) Spring
9 6 (8.70%) J2EE
10 5 (7.25%) Angular 2
10 5 (7.25%) SOAP
10 5 (7.25%) Twitter Bootstrap
10 5 (7.25%) XML
11 4 (5.80%) CSS3
11 4 (5.80%) Gherkin
11 4 (5.80%) HTML5
11 4 (5.80%) JSP
11 4 (5.80%) KnockoutJS
Miscellaneous
1 14 (20.29%) User Experience
2 2 (2.90%) Greenfield Project
3 1 (1.45%) Algorithms
3 1 (1.45%) Analytical Skills
3 1 (1.45%) Data Structures
Operating Systems
1 29 (42.03%) Linux
2 24 (34.78%) Unix
3 23 (33.33%) Mac OS X
4 3 (4.35%) Red Hat Enterprise Linux
5 1 (1.45%) Mac OS
5 1 (1.45%) Ubuntu
Processes & Methodologies
1 53 (76.81%) Agile Software Development
2 34 (49.28%) BDD
3 33 (47.83%) Test Automation
4 27 (39.13%) Continuous Delivery
4 27 (39.13%) DevOps
5 24 (34.78%) Configuration Management
5 24 (34.78%) Mentoring
6 23 (33.33%) Continuous Integration
7 17 (24.64%) Line Management
7 17 (24.64%) Web Development
8 14 (20.29%) Scrum
9 13 (18.84%) Web Design
10 12 (17.39%) Front End Development
10 12 (17.39%) Integration Testing
10 12 (17.39%) Microservices
10 12 (17.39%) Open Source
11 11 (15.94%) Responsive Web Design
12 10 (14.49%) Digital Marketing
12 10 (14.49%) Programme Management
12 10 (14.49%) Software Engineering
Programming Languages
1 60 (86.96%) Java
2 42 (60.87%) JavaScript
3 13 (18.84%) Python
3 13 (18.84%) Ruby
4 9 (13.04%) SQL
5 4 (5.80%) PHP
6 3 (4.35%) Scala
7 2 (2.90%) C#
7 2 (2.90%) PHP 5
8 1 (1.45%) Bash Shell
8 1 (1.45%) Groovy
8 1 (1.45%) Shell Script
Qualifications
1 14 (20.29%) Security Cleared
2 11 (15.94%) SC Cleared
3 10 (14.49%) CTC Cleared
4 3 (4.35%) BC Cleared
5 2 (2.90%) BPSS Clearance
6 1 (1.45%) ISEB
Quality Assurance & Compliance
1 1 (1.45%) QA
System Software
1 1 (1.45%) Docker
Systems Management
1 1 (1.45%) Opscode Chef
1 1 (1.45%) Puppet
Vendors
1 10 (14.49%) SAP
2 3 (4.35%) Red Hat
2 3 (4.35%) Zend
3 2 (2.90%) Microsoft
3 2 (2.90%) Oracle
4 1 (1.45%) Adobe
4 1 (1.45%) Google