Period
to 19 June 2018

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 19 June 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)
Yorkshire > South Yorkshire
6 months to
19 Jun 2018
Same period 2017 Same period 2016
Rank 20 11 41
Rank change year-on-year -9 +30 +7
Contract jobs citing TDD 69 98 39
As % of all contract IT jobs advertised in South Yorkshire 7.25% 12.33% 4.02%
As % of the Processes & Methodologies category 8.60% 15.08% 4.88%
Number of daily rates quoted 51 57 32
South Yorkshire median daily rate £425 £450 £360
Median daily rate % change year-on-year -5.56% +25.00% +10.77%
10th Percentile £325 £356 £288
90th Percentile £488 £525 £487
Yorkshire median daily rate £425 £420 £450
% change year-on-year +1.19% -6.67% +28.57%
Number of hourly rates quoted 0 0 0
South Yorkshire median hourly rate - - -
Yorkshire median hourly rate - - £40.00

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 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 802 650 799
As % of all contract IT jobs advertised in South Yorkshire 84.24% 81.76% 82.46%
Number of daily rates quoted 494 376 570
South Yorkshire median daily rate £425 £410 £413
Median daily rate % change year-on-year +3.66% -0.61% +26.92%
10th Percentile £268 £219 £263
90th Percentile £550 £550 £576
Yorkshire median daily rate £400 £400 £400
Number of hourly rates quoted 32 16 17
South Yorkshire median hourly rate £21.33 £14.00 £17.50
Median hourly rate % change year-on-year +52.32% -20.00% +13.71%
10th Percentile £10.75 £10.75 £12.90
90th Percentile £57.88 £25.81 £26.35
Yorkshire median hourly rate £20.61 £13.00 £15.75
% change year-on-year +58.54% -17.46% -5.80%

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 19 June 2018.

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 19 June 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
Sheffield -4 64 £425 -5.56% 14
Barnsley - 2 £375 - 1
TDD
Yorkshire

For the 6 months to 19 June 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 South Yorkshire region with a requirement for TDD.

1 59 (85.51%) Agile Software Development
2 45 (65.22%) Java
3 35 (50.72%) JavaScript
4 29 (42.03%) Spring
5 26 (37.68%) SQL
6 25 (36.23%) Test Automation
7 24 (34.78%) Java 8
8 23 (33.33%) Microservices
8 23 (33.33%) Spring Boot
8 23 (33.33%) OO
9 22 (31.88%) BDD
10 21 (30.43%) Hibernate
11 20 (28.99%) RESTful
12 19 (27.54%) Scrum
13 18 (26.09%) Git (software)
13 18 (26.09%) Software Engineering
13 18 (26.09%) NoSQL
14 15 (21.74%) JIRA
15 13 (18.84%) Confluence
16 12 (17.39%) Maven
16 12 (17.39%) HTML
17 11 (15.94%) CSS
17 11 (15.94%) Amazon AWS
18 10 (14.49%) Ruby
18 10 (14.49%) Ruby on Rails
18 10 (14.49%) SQL Server
18 10 (14.49%) DSDM
18 10 (14.49%) Open Source
18 10 (14.49%) Mentoring
19 9 (13.04%) User Stories

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 13 (18.84%) Confluence
2 3 (4.35%) Mule
3 1 (1.45%) Cloud Foundry
3 1 (1.45%) Tomcat
Applications
1 4 (5.80%) MS Visio
2 1 (1.45%) Adobe Creative Suite
Cloud Services
1 11 (15.94%) Amazon AWS
2 4 (5.80%) Slack
3 2 (2.90%) GitHub
3 2 (2.90%) Microsoft Azure
4 1 (1.45%) Amazon CloudWatch
4 1 (1.45%) CloudBees
4 1 (1.45%) Google Cloud Platform
4 1 (1.45%) Google Tag Manager
4 1 (1.45%) IaaS
4 1 (1.45%) OpenShift
4 1 (1.45%) PaaS
Communications & Networking
1 1 (1.45%) HTTP
Database & Business Intelligence
1 18 (26.09%) NoSQL
2 10 (14.49%) SQL Server
3 6 (8.70%) MongoDB
3 6 (8.70%) MySQL
4 5 (7.25%) PostgreSQL
5 3 (4.35%) QlikView
6 2 (2.90%) Apache Cassandra
Development Applications
1 18 (26.09%) Git (software)
2 15 (21.74%) JIRA
3 12 (17.39%) Maven
4 7 (10.14%) Subversion
5 6 (8.70%) Mercurial
6 5 (7.25%) Bitbucket
7 4 (5.80%) Cucumber
7 4 (5.80%) Jenkins
8 3 (4.35%) Capybara
8 3 (4.35%) RSpec
8 3 (4.35%) Team Foundation Server
9 2 (2.90%) Visual Studio
10 1 (1.45%) JIRA Agile
10 1 (1.45%) JMeter
10 1 (1.45%) JUnit
10 1 (1.45%) Selenium
10 1 (1.45%) Sinon.JS
10 1 (1.45%) SoapUI
10 1 (1.45%) SpecFlow
10 1 (1.45%) TeamCity
General
1 6 (8.70%) Finance
2 2 (2.90%) Banking
3 1 (1.45%) Retail Banking
Job Titles
1 52 (75.36%) Developer
2 33 (47.83%) Java Developer
3 12 (17.39%) Senior Developer
4 11 (15.94%) Senior Java Developer
5 10 (14.49%) Software Engineer
6 6 (8.70%) Analyst
6 6 (8.70%) AWS Engineer
6 6 (8.70%) AWS Software Engineer
6 6 (8.70%) Java Engineer
6 6 (8.70%) Java Software Engineer
6 6 (8.70%) PHP Developer
7 5 (7.25%) Lead Developer
7 5 (7.25%) Lead Java Developer
7 5 (7.25%) Ruby on Rails Developer
8 4 (5.80%) Business Analyst
8 4 (5.80%) Ruby Developer
9 3 (4.35%) Lead Business Analyst
9 3 (4.35%) MuleSoft Developer
10 2 (2.90%) Agile Developer
10 2 (2.90%) JavaScript Engineer
Libraries, Frameworks & Software Standards
1 29 (42.03%) Spring
2 23 (33.33%) Spring Boot
3 21 (30.43%) Hibernate
4 20 (28.99%) RESTful
5 12 (17.39%) HTML
6 11 (15.94%) CSS
7 10 (14.49%) Ruby on Rails
8 9 (13.04%) jQuery
9 7 (10.14%) REST
9 7 (10.14%) Twitter Bootstrap
10 6 (8.70%) Node.js
11 4 (5.80%) JSON
12 3 (4.35%) .NET
12 3 (4.35%) .NET Framework
12 3 (4.35%) Entity Framework
12 3 (4.35%) Web Services
13 2 (2.90%) Dropwizard
13 2 (2.90%) J2EE
13 2 (2.90%) SOAP
13 2 (2.90%) XML
Miscellaneous
1 6 (8.70%) User Experience
2 4 (5.80%) Management Information System
3 3 (4.35%) Enterprise Software
3 3 (4.35%) Greenfield Project
3 3 (4.35%) NHS
4 2 (2.90%) W3C
5 1 (1.45%) Mobile App
Operating Systems
1 6 (8.70%) Linux
2 4 (5.80%) Red Hat Enterprise Linux
3 2 (2.90%) Unix
4 1 (1.45%) Mac OS X
Processes & Methodologies
1 59 (85.51%) Agile Software Development
2 25 (36.23%) Test Automation
3 23 (33.33%) Microservices
3 23 (33.33%) OO
4 22 (31.88%) BDD
5 19 (27.54%) Scrum
6 18 (26.09%) Software Engineering
7 10 (14.49%) DSDM
7 10 (14.49%) Mentoring
7 10 (14.49%) Open Source
8 9 (13.04%) Continuous Integration
8 9 (13.04%) User Stories
9 8 (11.59%) Coaching
9 8 (11.59%) Kanban
9 8 (11.59%) SFIA
10 7 (10.14%) DevOps
11 6 (8.70%) RUP
12 5 (7.25%) Stakeholder Management
12 5 (7.25%) Test Scripting
12 5 (7.25%) Web Development
Programming Languages
1 45 (65.22%) Java
2 35 (50.72%) JavaScript
3 26 (37.68%) SQL
4 24 (34.78%) Java 8
5 10 (14.49%) Ruby
6 6 (8.70%) PHP
7 3 (4.35%) R
8 2 (2.90%) C#
8 2 (2.90%) Scala
8 2 (2.90%) T-SQL
8 2 (2.90%) VB.NET
9 1 (1.45%) ES6
9 1 (1.45%) Python
9 1 (1.45%) Shell Script
9 1 (1.45%) XPath
Qualifications
1 2 (2.90%) HND
2 1 (1.45%) TOGAF Certification
Quality Assurance & Compliance
1 4 (5.80%) QA
2 2 (2.90%) SLA
3 1 (1.45%) GCP
3 1 (1.45%) PSD2
System Software
1 6 (8.70%) Docker
Systems Management
1 1 (1.45%) Grafana
1 1 (1.45%) Prometheus
Vendors
1 5 (7.25%) MuleSoft
2 3 (4.35%) Microsoft
2 3 (4.35%) Tableau
3 1 (1.45%) Adobe
3 1 (1.45%) Google
3 1 (1.45%) Splunk