Period
to 23 February 2019

The following table provides summary statistics for contract job vacancies advertised in Hertfordshire with a requirement for Unit Testing skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Unit Testing over the 6 months to 23 February 2019 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.

Unit Testing
East of England > Hertfordshire
6 months to
23 Feb 2019
Same period 2018 Same period 2017
Rank 77 85 82
Rank change year-on-year +8 -3 0
Contract jobs citing Unit Testing 17 16 12
As % of all contract IT jobs advertised in Hertfordshire 1.24% 1.04% 0.89%
As % of the Processes & Methodologies category 1.53% 1.25% 1.13%
Number of daily rates quoted 12 8 5
Hertfordshire median daily rate £481 £350 £338
Median daily rate % change year-on-year +37.50% +3.70% -10.60%
10th Percentile £326 £334 £252
90th Percentile £549 £411 £553
East of England median daily rate £428 £400 £338
% change year-on-year +6.88% +18.52% -1.28%
Number of hourly rates quoted 0 0 0
Hertfordshire median hourly rate - - -
East of England median hourly rate £44.00 £19.00 £36.75
% change year-on-year +131.58% -48.30% +0.68%

Unit Testing 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 Hertfordshire with a requirement for process or methodology skills.

All Process and Methodology Skills
Hertfordshire
Contract vacancies with a requirement for process or methodology skills 1,111 1,275 1,066
As % of all contract IT jobs advertised in Hertfordshire 81.09% 83.06% 79.43%
Number of daily rates quoted 649 639 594
Hertfordshire median daily rate £425 £400 £425
Median daily rate % change year-on-year +6.25% -5.88% +3.03%
10th Percentile £220 £202 £208
90th Percentile £569 £575 £567
East of England median daily rate £450 £425 £400
% change year-on-year +5.88% +6.25% -0.62%
Number of hourly rates quoted 58 58 60
Hertfordshire median hourly rate £27.00 £20.14 £40.41
Median hourly rate % change year-on-year +34.08% -50.17% +81.63%
10th Percentile £11.17 £12.98 £11.02
90th Percentile £66.81 £47.33 £53.75
East of England median hourly rate £18.00 £35.00 £32.50
% change year-on-year -48.57% +7.69% +6.56%

Unit Testing
Job Vacancy Trend in Hertfordshire

Job postings citing Unit Testing as a percentage of all IT jobs advertised in Hertfordshire.

Job vacancy trend for Unit Testing in Hertfordshire

Unit Testing
Contractor Daily Rate Trend in Hertfordshire

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing Unit Testing in Hertfordshire.

Contractor daily rate trend for Unit Testing in Hertfordshire

Unit Testing
Contractor Daily Rate Histogram in Hertfordshire

The daily rate distribution of IT jobs citing Unit Testing in Hertfordshire over the 6 months to 23 February 2019.

Contractor daily rate histogram for Unit Testing in Hertfordshire

Unit Testing
Contractor Hourly Rate Trend in Hertfordshire

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing Unit Testing in Hertfordshire.

Contractor hourly rate trend for Unit Testing in Hertfordshire

Unit Testing
Contract Job Locations in Hertfordshire

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Unit Testing within the Hertfordshire region over the 6 months to 23 February 2019. 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
Watford +11 6 £525 +23.53% 5
Welwyn Garden City - 3 £500 -
Hatfield - 2 £413 -
Stevenage - 2 £335 - 1
Unit Testing
East of England

For the 6 months to 23 February 2019, IT contractor jobs citing Unit Testing 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 Hertfordshire region with a requirement for Unit Testing.

1 7 (41.18%) JavaScript
1 7 (41.18%) Agile Software Development
1 7 (41.18%) jQuery
1 7 (41.18%) Git (software)
2 6 (35.29%) TDD
2 6 (35.29%) HTML
2 6 (35.29%) .NET
2 6 (35.29%) CSS
3 5 (29.41%) C#
3 5 (29.41%) MVC
3 5 (29.41%) Twitter Bootstrap
3 5 (29.41%) Problem-Solving
4 4 (23.53%) Front End Development
4 4 (23.53%) Test Strategy
4 4 (23.53%) ASP.NET
4 4 (23.53%) Software Engineering
4 4 (23.53%) .NET Framework
5 3 (17.65%) QA
5 3 (17.65%) Integration Testing
5 3 (17.65%) Subversion
5 3 (17.65%) SQL
5 3 (17.65%) Java
5 3 (17.65%) IBM
5 3 (17.65%) Microsoft
5 3 (17.65%) CRM
5 3 (17.65%) User Acceptance Testing
5 3 (17.65%) Test Automation
5 3 (17.65%) BDD
5 3 (17.65%) Entity Framework
5 3 (17.65%) Jasmine

Unit Testing
Co-occurring IT Skills in Hertfordshire 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 2 (11.76%) CMS
1 2 (11.76%) Sitecore CMS
1 2 (11.76%) WebSphere
2 1 (5.88%) NServiceBus
Applications
1 1 (5.88%) Microsoft Excel
Business Applications
1 2 (11.76%) Magento
1 2 (11.76%) Remedy ITSM
Cloud Services
1 2 (11.76%) Microsoft Azure
2 1 (5.88%) Amazon AWS
Communications & Networking
1 2 (11.76%) LAN
2 1 (5.88%) Firewall
Database & Business Intelligence
1 2 (11.76%) MySQL
1 2 (11.76%) SQL Server
2 1 (5.88%) Data Warehouse
Development Applications
1 7 (41.18%) Git (software)
2 3 (17.65%) Jasmine
2 3 (17.65%) Subversion
3 2 (11.76%) Bower
3 2 (11.76%) Grunt
3 2 (11.76%) Karma Test Runner
4 1 (5.88%) Bitbucket
4 1 (5.88%) Cucumber
4 1 (5.88%) Jenkins
4 1 (5.88%) JIRA
4 1 (5.88%) Maven
4 1 (5.88%) Selenium
4 1 (5.88%) SpecFlow
4 1 (5.88%) Team Foundation Server
General
1 1 (5.88%) Retail
Job Titles
1 10 (58.82%) Developer
2 4 (23.53%) .NET Developer
2 4 (23.53%) Front End Developer (Client-Side Developer)
3 2 (11.76%) Analyst
3 2 (11.76%) MIS Analyst
3 2 (11.76%) React Developer
3 2 (11.76%) Test Analyst
3 2 (11.76%) Test Manager
4 1 (5.88%) Azure Developer
4 1 (5.88%) CRM Manager
4 1 (5.88%) ETL Specialist
4 1 (5.88%) JavaScript Developer
4 1 (5.88%) Magento Developer
4 1 (5.88%) Test Automation Specialist
4 1 (5.88%) Test Specialist
4 1 (5.88%) UAT Manager
4 1 (5.88%) UAT Test Manager
Libraries, Frameworks & Software Standards
1 7 (41.18%) jQuery
2 6 (35.29%) .NET
2 6 (35.29%) CSS
2 6 (35.29%) HTML
3 5 (29.41%) Twitter Bootstrap
4 4 (23.53%) .NET Framework
4 4 (23.53%) ASP.NET
5 3 (17.65%) AngularJS
5 3 (17.65%) Entity Framework
5 3 (17.65%) Semantic HTML
6 2 (11.76%) ASP.NET Web API
6 2 (11.76%) Dojo
6 2 (11.76%) GraphQL
6 2 (11.76%) KnockoutJS
6 2 (11.76%) LESS
6 2 (11.76%) Redux
6 2 (11.76%) REST
6 2 (11.76%) RESTful
6 2 (11.76%) Sass
6 2 (11.76%) XHTML
Miscellaneous
1 3 (17.65%) Greenfield Project
2 2 (11.76%) Management Information System
2 2 (11.76%) User Experience
2 2 (11.76%) Vector Graphics
2 2 (11.76%) W3C
3 1 (5.88%) Analytical Skills
3 1 (5.88%) DataPower
3 1 (5.88%) Digital Media
Operating Systems
1 1 (5.88%) Unix
Processes & Methodologies
1 7 (41.18%) Agile Software Development
2 6 (35.29%) TDD
3 5 (29.41%) MVC
3 5 (29.41%) Problem-Solving
4 4 (23.53%) Front End Development
4 4 (23.53%) Software Engineering
4 4 (23.53%) Test Strategy
5 3 (17.65%) BDD
5 3 (17.65%) CRM
5 3 (17.65%) Integration Testing
5 3 (17.65%) Test Automation
5 3 (17.65%) User Acceptance Testing
6 2 (11.76%) Business Intelligence
6 2 (11.76%) E-Commerce
6 2 (11.76%) ERP
6 2 (11.76%) Functional Testing
6 2 (11.76%) Migration
6 2 (11.76%) Non-Functional Testing
6 2 (11.76%) Responsive Web Design
6 2 (11.76%) Service Management
Programming Languages
1 7 (41.18%) JavaScript
2 5 (29.41%) C#
3 3 (17.65%) Java
3 3 (17.65%) SQL
4 1 (5.88%) ES6
4 1 (5.88%) PHP
4 1 (5.88%) Python
4 1 (5.88%) T-SQL
4 1 (5.88%) VBScript
Qualifications
1 2 (11.76%) SC Cleared
1 2 (11.76%) Security Cleared
Quality Assurance & Compliance
1 3 (17.65%) QA
Vendors
1 3 (17.65%) IBM
1 3 (17.65%) Microsoft
2 2 (11.76%) BMC
2 2 (11.76%) Red Hat
2 2 (11.76%) Remedy
2 2 (11.76%) ServiceNow
2 2 (11.76%) Sitecore
2 2 (11.76%) Sun
3 1 (5.88%) hybris
3 1 (5.88%) Oracle
3 1 (5.88%) Talend
3 1 (5.88%) Xerox