Period
to 29 October 2020

The following table provides summary statistics for contract job vacancies advertised in the City of London 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 29 October 2020 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
Central London > City of London
6 months to
29 Oct 2020
Same period 2019 Same period 2018
Rank 76 97 108
Rank change year-on-year +21 +11 -8
Contract jobs citing Unit Testing 40 146 167
As % of all contract jobs advertised in the City of London 2.23% 2.43% 2.37%
As % of the Processes & Methodologies category 2.53% 2.70% 2.71%
Number of daily rates quoted 28 98 126
Median daily rate £550 £550 £525
Median daily rate % change year-on-year - +4.76% +10.53%
10th Percentile £413 £413 £413
90th Percentile £638 £675 £675
Central London median daily rate £550 £550 £513
% change year-on-year - +7.32% +7.89%
Number of hourly rates quoted 0 1 0
Median hourly rate - £63.33 -
Central London median hourly rate - £63.33 -

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 the City of London with a requirement for process or methodology skills.

All Process and Methodology Skills
City of London
Contract vacancies with a requirement for process or methodology skills 1,581 5,410 6,161
As % of all contract IT jobs advertised in the City of London 88.03% 90.08% 87.37%
Number of daily rates quoted 1,122 4,259 4,903
Median daily rate £514 £525 £505
Median daily rate % change year-on-year -2.10% +3.96% -0.98%
10th Percentile £313 £325 £325
90th Percentile £675 £677 £675
Central London median daily rate £513 £513 £500
% change year-on-year - +2.50% -
Number of hourly rates quoted 31 63 100
Median hourly rate £32.00 £19.50 £18.70
Median hourly rate % change year-on-year +64.10% +4.28% +10.00%
10th Percentile £15.00 £12.00 £13.00
90th Percentile £47.75 £52.05 £30.30
Median hourly rate £30.95 £20.00 £18.70
% change year-on-year +54.73% +6.95% -

Unit Testing
Job Vacancy Trend in the City of London

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

Job vacancy trend for Unit Testing in the City of London

Unit Testing
Contractor Daily Rate Trend in the City of London

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

Daily rate trend for Unit Testing in the City of London

Unit Testing
Daily Rate Histogram in the City of London

Daily rate distribution for jobs citing Unit Testing in the City of London over the 6 months to 29 October 2020.

Daily rate histogram for Unit Testing in the City of London

Unit Testing
Contractor Hourly Rate Trend in the City of London

3-month moving average hourly rates quoted in jobs citing Unit Testing in the City of London.

Hourly rate trend for Unit Testing in the City of London

For the 6 months to 29 October 2020, 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 City of London region with a requirement for Unit Testing.

1 25 (62.50%) Agile Software Development
2 15 (37.50%) Finance
3 14 (35.00%) Java
3 14 (35.00%) JavaScript
4 11 (27.50%) Scrum
4 11 (27.50%) Microservices
5 10 (25.00%) AngularJS
5 10 (25.00%) Git (software)
5 10 (25.00%) TDD
5 10 (25.00%) Banking
5 10 (25.00%) SQL Server
6 9 (22.50%) Spring
6 9 (22.50%) Test Automation
6 9 (22.50%) Continuous Integration
6 9 (22.50%) REST
7 8 (20.00%) Team Foundation Server
7 8 (20.00%) Jenkins
7 8 (20.00%) HTML
8 7 (17.50%) C#
8 7 (17.50%) SQL
8 7 (17.50%) Web Services
8 7 (17.50%) Oracle
8 7 (17.50%) Selenium
8 7 (17.50%) Cucumber
8 7 (17.50%) BDD
8 7 (17.50%) HTML5
9 6 (15.00%) Node.js
9 6 (15.00%) RESTful
9 6 (15.00%) Security Cleared
9 6 (15.00%) Docker

Unit Testing
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 3 (7.50%) Apache
1 3 (7.50%) Red Hat Fuse
2 2 (5.00%) IBM HTTP Server
3 1 (2.50%) MQSeries
3 1 (2.50%) Oracle SOA Suite
Applications
1 4 (10.00%) Photoshop
2 2 (5.00%) Acrobat
3 1 (2.50%) Adobe Illustrator
3 1 (2.50%) InVision
3 1 (2.50%) Microsoft Excel
3 1 (2.50%) Sketch
3 1 (2.50%) Zeplin
Business Applications
1 1 (2.50%) Oracle ERP
Cloud Services
1 5 (12.50%) AWS
2 4 (10.00%) Azure
3 3 (7.50%) GitHub
3 3 (7.50%) Slack
4 2 (5.00%) Apigee
4 2 (5.00%) BlazeMeter
4 2 (5.00%) npm
5 1 (2.50%) Amazon EC2
5 1 (2.50%) AWS Lambda
5 1 (2.50%) AWS Step Functions
5 1 (2.50%) Azure Stack
5 1 (2.50%) PaaS
5 1 (2.50%) Serverless
Communications & Networking
1 1 (2.50%) Internet
Database & Business Intelligence
1 10 (25.00%) SQL Server
2 4 (10.00%) RDBMS
2 4 (10.00%) Relational Database
3 3 (7.50%) Data Warehouse
3 3 (7.50%) MongoDB
3 3 (7.50%) NoSQL
3 3 (7.50%) SQL Server Integration Services
4 2 (5.00%) Apache Cassandra
4 2 (5.00%) Oracle Database
5 1 (2.50%) Oracle Database 11g
5 1 (2.50%) Oracle Database 12c
5 1 (2.50%) Oracle ODI
5 1 (2.50%) Oracle Reports
5 1 (2.50%) SQLPlus
Development Applications
1 10 (25.00%) Git (software)
2 8 (20.00%) Jenkins
2 8 (20.00%) Team Foundation Server
3 7 (17.50%) Cucumber
3 7 (17.50%) Selenium
4 5 (12.50%) JUnit
4 5 (12.50%) Mockito
5 4 (10.00%) Jasmine
5 4 (10.00%) Maven
6 3 (7.50%) Grunt
6 3 (7.50%) JMeter
6 3 (7.50%) NeoLoad
6 3 (7.50%) NUnit
6 3 (7.50%) Postman
6 3 (7.50%) PowerBuilder
6 3 (7.50%) SpecFlow
6 3 (7.50%) Subversion
6 3 (7.50%) TestNG
6 3 (7.50%) WebLOAD
6 3 (7.50%) webpack
General
1 15 (37.50%) Finance
2 10 (25.00%) Banking
3 4 (10.00%) International Banking
3 4 (10.00%) Investment Banking
4 2 (5.00%) Back Office
4 2 (5.00%) Financial Institution
5 1 (2.50%) Front Office
Job Titles
1 32 (80.00%) Developer
2 8 (20.00%) Java Developer
3 6 (15.00%) JavaScript Developer
3 6 (15.00%) Software Engineer
4 4 (10.00%) React Developer
4 4 (10.00%) Software Developer
5 3 (7.50%) .NET Developer
5 3 (7.50%) Applications Developer
5 3 (7.50%) Developer/Software Engineer
5 3 (7.50%) Development Engineer
5 3 (7.50%) Java Applications Developer
5 3 (7.50%) PowerBuilder Developer
5 3 (7.50%) Software Development Engineer
5 3 (7.50%) Software Test Engineer
5 3 (7.50%) Test Development Engineer
5 3 (7.50%) Test Engineer
6 2 (5.00%) Agile Java Developer
6 2 (5.00%) IT Risk Analyst
6 2 (5.00%) JavaScript Engineer
6 2 (5.00%) Scala Developer
Libraries, Frameworks & Software Standards
1 10 (25.00%) AngularJS
2 9 (22.50%) REST
2 9 (22.50%) Spring
3 8 (20.00%) HTML
4 7 (17.50%) HTML5
4 7 (17.50%) Web Services
5 6 (15.00%) Node.js
5 6 (15.00%) RESTful
6 5 (12.50%) Hibernate
6 5 (12.50%) Redux
7 4 (10.00%) .NET
7 4 (10.00%) CSS
7 4 (10.00%) Jest
7 4 (10.00%) Spring Security
8 3 (7.50%) Ajax
8 3 (7.50%) ASP.NET
8 3 (7.50%) JDBC
8 3 (7.50%) JMS
8 3 (7.50%) JSF
8 3 (7.50%) WPF
Miscellaneous
1 4 (10.00%) Foreign Exchange (FX)
2 3 (7.50%) Analytical Skills
2 3 (7.50%) Clustering
2 3 (7.50%) Enterprise Software
2 3 (7.50%) Market Risk
2 3 (7.50%) User Experience
3 2 (5.00%) Algorithms
3 2 (5.00%) Credit Risk
3 2 (5.00%) Fixed Income
3 2 (5.00%) Greenfield Project
4 1 (2.50%) Data Centre
4 1 (2.50%) Data Structures
4 1 (2.50%) Derivative
4 1 (2.50%) Equities
4 1 (2.50%) Equity Derivative
4 1 (2.50%) Graphic Design
4 1 (2.50%) Hybrid Cloud
4 1 (2.50%) N-Tier
4 1 (2.50%) Public Cloud
4 1 (2.50%) Smartphone
Operating Systems
1 4 (10.00%) Linux
2 3 (7.50%) Unix
3 2 (5.00%) Windows
4 1 (2.50%) VMS
Processes & Methodologies
1 25 (62.50%) Agile Software Development
2 11 (27.50%) Microservices
2 11 (27.50%) Scrum
3 10 (25.00%) TDD
4 9 (22.50%) Continuous Integration
4 9 (22.50%) Test Automation
5 7 (17.50%) BDD
6 6 (15.00%) DevOps
7 5 (12.50%) Continuous Delivery
7 5 (12.50%) High Availability
7 5 (12.50%) Multithreading
7 5 (12.50%) Open Source
7 5 (12.50%) User Stories
8 4 (10.00%) Acceptance Criteria
8 4 (10.00%) Analytics
8 4 (10.00%) Integration Testing
8 4 (10.00%) Performance Tuning
8 4 (10.00%) Software Engineering
8 4 (10.00%) User Acceptance Testing
9 3 (7.50%) Multithreaded Programming
Programming Languages
1 14 (35.00%) Java
1 14 (35.00%) JavaScript
2 7 (17.50%) C#
2 7 (17.50%) SQL
3 5 (12.50%) Java 8
3 5 (12.50%) PowerShell
4 3 (7.50%) C++
4 3 (7.50%) PL/SQL
4 3 (7.50%) Python
4 3 (7.50%) T-SQL
4 3 (7.50%) TypeScript
5 2 (5.00%) C
5 2 (5.00%) Perl
5 2 (5.00%) PHP
5 2 (5.00%) Scala
6 1 (2.50%) ES6
6 1 (2.50%) Kotlin
Qualifications
1 6 (15.00%) Security Cleared
2 3 (7.50%) Degree
2 3 (7.50%) DV Cleared
3 2 (5.00%) Computer Science Degree
3 2 (5.00%) SC Cleared
Quality Assurance & Compliance
1 5 (12.50%) QA
2 3 (7.50%) MiFID
3 1 (2.50%) Solvency II
System Software
1 6 (15.00%) Docker
Systems Management
1 6 (15.00%) Kubernetes
2 3 (7.50%) Ansible
3 2 (5.00%) Rundeck
3 2 (5.00%) Terraform
4 1 (2.50%) Control-M
4 1 (2.50%) Tivoli
Vendors
1 7 (17.50%) Oracle
2 4 (10.00%) Adobe
2 4 (10.00%) Splunk
3 2 (5.00%) MuleSoft
3 2 (5.00%) Murex
3 2 (5.00%) WSO2
4 1 (2.50%) Charles River
4 1 (2.50%) Dynatrace
4 1 (2.50%) IBM
4 1 (2.50%) Informatica
4 1 (2.50%) Microsoft