The following table provides summary statistics for contract job vacancies advertised in the City of London with a requirement for TestNG skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited TestNG over the 3 months to 30 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.

TestNG
London / City of London
3 months to
30 Mar 2017
Same period 2016 Same period 2015
Rank 150 161 192
Rank change year-on-year +11 +31  
Contract jobs citing TestNG 1 2 4
As % of all contract IT jobs advertised in the City of London 0.032% 0.059% 0.078%
As % of the Development Applications category 0.17% 0.38% 0.57%
Number of daily rates quoted 1 2 4
Median daily rate £425 £444 £378
Median daily rate % change year-on-year -4.22% +17.54%  
UK excluding London median daily rate £375 £375 £340
% change year-on-year - +10.29%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - - -

TestNG is in the development application skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in the City of London with a requirement for development application skills.

Contract Development Application Skills
City of London
Contract job vacancies with a requirement for development application skills 577 533 701
As % of all contract IT job vacancies advertised in the City of London 18.60% 15.66% 13.64%
Number of daily rates quoted 455 434 537
Median daily rate £475 £450 £425
Median daily rate % change year-on-year +5.55% +5.88%  
90% offered a daily rate of more than £350 £325 £313
10% offered a daily rate of more than £625 £600 £580
UK excluding London median daily rate £400 £375 £363
% change year-on-year +6.66% +3.44%  
Number of hourly rates quoted 0 2 1
Median hourly rate - £36.82 £27.37
Median hourly rate % change year-on-year - +34.52%  
UK excluding London median hourly rate £42.50 £42.29 £37.50
% change year-on-year +0.49% +12.77%  

TestNG
Job Vacancy Trend in the City of London

The job posting trend of jobs advertised in the City of London citing TestNG as a proportion of all contract or permanent IT jobs with a match in the Development Applications category.

Job vacancy trend for TestNG in the City of London

TestNG
Contractor Daily Rate Trend in the City of London

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing TestNG in the City of London.

Contractor daily rate trend for TestNG in the City of London

For the 6 months to 30 March 2017, IT contractor jobs citing TestNG 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 City of London region with a requirement for TestNG.

1 2 (100.00%) XML
1 2 (100.00%) HTML
1 2 (100.00%) Java
1 2 (100.00%) Agile Software Development
1 2 (100.00%) WebDriver
1 2 (100.00%) Jenkins
1 2 (100.00%) Selenium
1 2 (100.00%) Scrum
2 1 (50.00%) Performance Testing
2 1 (50.00%) System Testing
2 1 (50.00%) Git (software)
2 1 (50.00%) Test Automation
2 1 (50.00%) Automation Testing
2 1 (50.00%) PhantomJS
2 1 (50.00%) Appium
2 1 (50.00%) React
2 1 (50.00%) Continuous Delivery
2 1 (50.00%) API Testing
2 1 (50.00%) SDET
2 1 (50.00%) HTML5
2 1 (50.00%) Cucumber
2 1 (50.00%) BDD
2 1 (50.00%) Hudson
2 1 (50.00%) Node.js
2 1 (50.00%) REST
2 1 (50.00%) Adobe Experience Manager
2 1 (50.00%) Express
2 1 (50.00%) Content Management
2 1 (50.00%) Maven
2 1 (50.00%) Software Engineering

TestNG
Co-occurring IT Skills in the City of London 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 (50.00%) Adobe Experience Manager
1 1 (50.00%) CMS
Development Applications
1 2 (100.00%) Jenkins
1 2 (100.00%) Selenium
1 2 (100.00%) WebDriver
2 1 (50.00%) Appium
2 1 (50.00%) Cucumber
2 1 (50.00%) Git (software)
2 1 (50.00%) Hudson
2 1 (50.00%) JIRA
2 1 (50.00%) JMeter
2 1 (50.00%) Maven
2 1 (50.00%) PhantomJS
General
1 1 (50.00%) Games
Job Titles
1 1 (50.00%) Automation Tester
1 1 (50.00%) Developer
1 1 (50.00%) Developer in Test
1 1 (50.00%) Senior Automation Tester
1 1 (50.00%) Senior Tester
1 1 (50.00%) Software Developer
1 1 (50.00%) Tester
Libraries, Frameworks & Software Standards
1 2 (100.00%) HTML
1 2 (100.00%) XML
2 1 (50.00%) Express
2 1 (50.00%) Flash
2 1 (50.00%) HTML5
2 1 (50.00%) JSON
2 1 (50.00%) Node.js
2 1 (50.00%) React
2 1 (50.00%) REST
2 1 (50.00%) SOAP
2 1 (50.00%) Web Services
Processes & Methodologies
1 2 (100.00%) Agile Software Development
1 2 (100.00%) Scrum
2 1 (50.00%) API Testing
2 1 (50.00%) Automation Testing
2 1 (50.00%) BDD
2 1 (50.00%) Content Management
2 1 (50.00%) Continuous Delivery
2 1 (50.00%) E-Commerce
2 1 (50.00%) Performance Testing
2 1 (50.00%) Software Engineering
2 1 (50.00%) System Testing
2 1 (50.00%) Test Automation
Programming Languages
1 2 (100.00%) Java
2 1 (50.00%) JavaScript
2 1 (50.00%) SQL
Quality Assurance & Compliance
1 1 (50.00%) SDET