Period
to 20 October 2021

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 6 months to 20 October 2021 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
Central London > City of London
6 months to
20 Oct 2021
Same period 2020 Same period 2019
Rank 172 113 221
Rank change year-on-year -59 +108 +28
Contract jobs citing TestNG 7 4 7
As % of all contract jobs advertised in the City of London 0.18% 0.22% 0.12%
As % of the Development Applications category 0.99% 1.23% 0.69%
Number of daily rates quoted 4 1 7
10th Percentile £333 " £409
25th Percentile £364 £425 £409
Median daily rate (50th Percentile) £474 £450 £468
Median % change year-on-year +5.28% -3.74% -4.10%
75th Percentile £583 £475 £525
90th Percentile £668 " £535
Central London median daily rate £474 £379 £468
% change year-on-year +25.08% -18.98% -5.32%

TestNG is in the Development Applications category. The following 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.

All Development Application Skills
City of London
Contract vacancies with a requirement for development application skills 707 326 1,010
As % of all contract IT jobs advertised in the City of London 18.18% 18.12% 17.03%
Number of daily rates quoted 552 236 791
10th Percentile £413 £281 £369
25th Percentile £475 £425 £429
Median daily rate (50th Percentile) £575 £510 £525
Median % change year-on-year +12.75% -2.86% +5.00%
75th Percentile £663 £575 £600
90th Percentile £750 £650 £675
Central London median daily rate £575 £508 £515
% change year-on-year +13.30% -1.46% +3.00%
Number of hourly rates quoted 2 1 4
10th Percentile £26.03 " £28.30
25th Percentile £27.19 £32.75 £38.88
Median hourly rate £29.25 £33.50 £50.25
Median % change year-on-year -12.69% -33.33% -
75th Percentile £31.19 £34.25 £57.87
90th Percentile £32.28 " £62.15
Central London median hourly rate £29.25 £33.50 £50.25
% change year-on-year -12.69% -33.33% -

TestNG
Job Vacancy Trend in the City of London

Job postings citing TestNG as a proportion of all IT jobs advertised in the City of London.

Job vacancy trend for TestNG in the City of London

TestNG
Contractor Daily Rate Trend in the City of London

3-month moving average daily rate quoted in jobs citing TestNG in the City of London.

Daily rate trend for TestNG in the City of London

TestNG
Daily Rate Histogram in the City of London

Daily rate distribution for jobs citing TestNG in the City of London over the 6 months to 20 October 2021.

Daily rate histogram for TestNG in the City of London

For the 6 months to 20 October 2021, IT contractor jobs citing TestNG 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 City of London region with a requirement for TestNG.

1 7 (100.00%) Selenium
2 6 (85.71%) Test Automation
3 5 (71.43%) C#
4 4 (57.14%) SQL Server
4 4 (57.14%) TDD
4 4 (57.14%) Maven
4 4 (57.14%) BDD
4 4 (57.14%) Docker
4 4 (57.14%) Appium
4 4 (57.14%) SpecFlow
5 3 (42.86%) Octopus Deploy
5 3 (42.86%) DevOps
5 3 (42.86%) Zephyr
5 3 (42.86%) ISTQB Foundation Certification
5 3 (42.86%) WebDriver
5 3 (42.86%) Numerate Degree
5 3 (42.86%) Computer Science Degree
5 3 (42.86%) TeamCity
5 3 (42.86%) Git (software)
5 3 (42.86%) Azure
5 3 (42.86%) Mathematics
5 3 (42.86%) Computer Science
5 3 (42.86%) SQL Server Integration Services
5 3 (42.86%) ISTQB
5 3 (42.86%) Degree
5 3 (42.86%) Investment Banking
5 3 (42.86%) Banking
5 3 (42.86%) Finance
5 3 (42.86%) .NET
5 3 (42.86%) Java

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:

Cloud Services
1 3 (42.86%) Azure
2 2 (28.57%) GitHub
2 2 (28.57%) Power Platform
3 1 (14.29%) AWS
3 1 (14.29%) BrowserStack
3 1 (14.29%) Sauce Labs
3 1 (14.29%) Slack
Database & Business Intelligence
1 4 (57.14%) SQL Server
2 3 (42.86%) Data Warehouse
2 3 (42.86%) SQL Server Integration Services
3 2 (28.57%) Power BI
3 2 (28.57%) SQL Server Analysis Services
4 1 (14.29%) MongoDB
4 1 (14.29%) MySQL
4 1 (14.29%) NoSQL
Development Applications
1 7 (100.00%) Selenium
2 4 (57.14%) Appium
2 4 (57.14%) Maven
2 4 (57.14%) SpecFlow
3 3 (42.86%) Git (software)
3 3 (42.86%) Octopus Deploy
3 3 (42.86%) TeamCity
3 3 (42.86%) Visual Studio
3 3 (42.86%) WebDriver
3 3 (42.86%) Zephyr
4 2 (28.57%) Cucumber
4 2 (28.57%) JIRA
4 2 (28.57%) JMeter
4 2 (28.57%) JUnit
5 1 (14.29%) Ant
5 1 (14.29%) Mocha
5 1 (14.29%) Mockito
5 1 (14.29%) NUnit
5 1 (14.29%) Visual Studio Team System
5 1 (14.29%) WebLOAD
General
1 3 (42.86%) Banking
1 3 (42.86%) Finance
1 3 (42.86%) Investment Banking
Job Titles
1 3 (42.86%) Automation Test Lead
1 3 (42.86%) Test Engineer
1 3 (42.86%) Test Leader
2 1 (14.29%) Automation Tester
2 1 (14.29%) Development Engineer
2 1 (14.29%) Manual Tester
2 1 (14.29%) Mobile Engineer
2 1 (14.29%) QA Engineer
2 1 (14.29%) QA Test Engineer
2 1 (14.29%) Senior Test Engineer
2 1 (14.29%) Software Development Engineer
2 1 (14.29%) Software Engineer
2 1 (14.29%) Software Test Engineer
2 1 (14.29%) Test Development Engineer
2 1 (14.29%) Tester
Libraries, Frameworks & Software Standards
1 3 (42.86%) .NET
2 2 (28.57%) LINQ
2 2 (28.57%) WCF
2 2 (28.57%) WinForms
3 1 (14.29%) .NET Framework
3 1 (14.29%) AngularJS
3 1 (14.29%) Chai
3 1 (14.29%) Enzyme
3 1 (14.29%) iOS SDK
3 1 (14.29%) Jest
3 1 (14.29%) Node.js
3 1 (14.29%) REST
3 1 (14.29%) RESTful
3 1 (14.29%) SOAP
3 1 (14.29%) Web Services
3 1 (14.29%) WireMock
Miscellaneous
1 1 (14.29%) Mobile App
Operating Systems
1 1 (14.29%) Android
1 1 (14.29%) Apple iOS
Processes & Methodologies
1 6 (85.71%) Test Automation
2 4 (57.14%) BDD
2 4 (57.14%) TDD
3 3 (42.86%) Computer Science
3 3 (42.86%) DevOps
3 3 (42.86%) Mathematics
4 2 (28.57%) Agile Software Development
4 2 (28.57%) Business Intelligence
4 2 (28.57%) ETL
4 2 (28.57%) Re-Platforming
4 2 (28.57%) Scrum
5 1 (14.29%) Acceptance Criteria
5 1 (14.29%) Continuous Deployment
5 1 (14.29%) Continuous Integration
5 1 (14.29%) Integration Testing
5 1 (14.29%) OO
5 1 (14.29%) OOP
5 1 (14.29%) Software Testing
5 1 (14.29%) Test Management
5 1 (14.29%) Unit Testing
Programming Languages
1 5 (71.43%) C#
2 3 (42.86%) Java
2 3 (42.86%) SQL
2 3 (42.86%) VBScript
3 1 (14.29%) JavaScript
3 1 (14.29%) VB
Qualifications
1 3 (42.86%) Computer Science Degree
1 3 (42.86%) Degree
1 3 (42.86%) ISTQB
1 3 (42.86%) ISTQB Foundation Certification
1 3 (42.86%) Numerate Degree
2 2 (28.57%) ISTQB Advanced Certification
3 1 (14.29%) Security Cleared
Quality Assurance & Compliance
1 1 (14.29%) Accessibility
1 1 (14.29%) QA
1 1 (14.29%) WCAG
System Software
1 4 (57.14%) Docker
Systems Management
1 1 (14.29%) Kubernetes
Vendors
1 3 (42.86%) Microsoft
2 1 (14.29%) Perfecto Mobile
2 1 (14.29%) Splunk