Period
to 15 December 2018

The following table provides summary statistics for contract job vacancies advertised in Central 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 15 December 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.

Unit Testing
London > Central London
6 months to
15 Dec 2018
Same period 2017 Same period 2016
Rank 130 115 98
Rank change year-on-year -15 -17 +34
Contract jobs citing Unit Testing 207 181 208
As % of all contract IT jobs advertised in Central London 2.24% 2.08% 2.65%
As % of the Processes & Methodologies category 2.54% 2.34% 2.99%
Number of daily rates quoted 149 143 185
Central London median daily rate £500 £475 £475
Median daily rate % change year-on-year +5.26% - -
10th Percentile £396 £375 £319
90th Percentile £655 £658 £625
London median daily rate £525 £500 £475
% change year-on-year +5.00% +5.26% +0.80%
Number of hourly rates quoted 0 0 0
Central London median hourly rate - - -
London median hourly rate £35.00 £32.50 £40.00
% change year-on-year +7.69% -18.75% -

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 Central London with a requirement for process or methodology skills.

All Process and Methodology Skills
Central London
Contract vacancies with a requirement for process or methodology skills 8,146 7,751 6,961
As % of all contract IT jobs advertised in Central London 88.10% 89.25% 88.58%
Number of daily rates quoted 6,283 6,049 5,392
Central London median daily rate £505 £500 £475
Median daily rate % change year-on-year +1.00% +5.26% +2.70%
10th Percentile £325 £325 £313
90th Percentile £675 £688 £650
London median daily rate £501 £500 £475
% change year-on-year +0.10% +5.26% +5.56%
Number of hourly rates quoted 98 77 61
Central London median hourly rate £19.00 £20.00 £19.00
Median hourly rate % change year-on-year -5.00% +5.26% -5.00%
10th Percentile £13.31 £13.31 £11.25
90th Percentile £33.60 £34.62 £55.00
London median hourly rate £24.08 £22.50 £22.50
% change year-on-year +7.02% - +12.50%

Unit Testing
Job Vacancy Trend in Central London

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

Job vacancy trend for Unit Testing in Central London

Unit Testing
Contractor Daily Rate Trend in Central London

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

Contractor daily rate trend for Unit Testing in Central London

Unit Testing
Contractor Daily Rate Histogram in Central London

The daily rate distribution of IT jobs citing Unit Testing in Central London over the 6 months to 15 December 2018.

Contractor daily rate histogram for Unit Testing in Central London

Unit Testing
Contractor Hourly Rate Trend in Central London

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

Contractor hourly rate trend for Unit Testing in Central London

Unit Testing
Contract Job Locations in Central London

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 Central London region over the 6 months to 15 December 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
City of London +3 159 £525 +10.53% 67
West End of London -31 2 £650 +62.50% 1
City of Westminster - 2 £525 - 1
Camden - 1 £650 -
Southwark - 1 - -
Unit Testing
London

For the 6 months to 15 December 2018, 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 Central London region with a requirement for Unit Testing.

1 126 (60.87%) Agile Software Development
2 111 (53.62%) TDD
3 75 (36.23%) C#
4 74 (35.75%) JavaScript
5 73 (35.27%) SQL
6 69 (33.33%) HTML
7 65 (31.40%) .NET
7 65 (31.40%) CSS
8 63 (30.43%) Finance
9 56 (27.05%) Git (software)
10 53 (25.60%) Java
11 52 (25.12%) AngularJS
12 51 (24.64%) Test Automation
12 51 (24.64%) SQL Server
13 50 (24.15%) Scrum
14 45 (21.74%) MVC
15 43 (20.77%) HTML5
15 43 (20.77%) BDD
16 38 (18.36%) Microsoft Azure
17 36 (17.39%) RESTful
17 36 (17.39%) Continuous Integration
18 34 (16.43%) Multithreading
18 34 (16.43%) Microservices
19 33 (15.94%) Software Engineering
20 31 (14.98%) React
21 29 (14.01%) Microsoft
22 28 (13.53%) Docker
23 27 (13.04%) Jenkins
23 27 (13.04%) Banking
24 26 (12.56%) Front End Development

Unit Testing
Co-occurring IT Skills in Central 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 15 (7.25%) CMS
1 15 (7.25%) Elasticsearch
2 12 (5.80%) NServiceBus
3 9 (4.35%) Confluence
4 4 (1.93%) Apache
4 4 (1.93%) Apache Spark
4 4 (1.93%) Cloud Foundry
4 4 (1.93%) Oracle SOA Suite
5 3 (1.45%) IIS
5 3 (1.45%) Tomcat
6 2 (0.97%) Apache Solr
6 2 (0.97%) Drupal
6 2 (0.97%) SharePoint
6 2 (0.97%) WebLogic
6 2 (0.97%) WordPress
7 1 (0.48%) Alfresco
7 1 (0.48%) Content Management Server
7 1 (0.48%) JBoss
7 1 (0.48%) OpenStack
7 1 (0.48%) Umbraco
Applications
1 4 (1.93%) Microsoft Excel
1 4 (1.93%) Photoshop
2 3 (1.45%) Acrobat
3 2 (0.97%) Adobe Illustrator
3 2 (0.97%) InVision
4 1 (0.48%) Microsoft PowerPoint
4 1 (0.48%) Microsoft Project
4 1 (0.48%) MS Visio
Business Applications
1 1 (0.48%) BusinessWorks
1 1 (0.48%) Kondor
1 1 (0.48%) Payment Gateway
Cloud Services
1 38 (18.36%) Microsoft Azure
2 24 (11.59%) Amazon AWS
3 18 (8.70%) Cloud Computing
4 6 (2.90%) AWS Lambda
4 6 (2.90%) GitHub
4 6 (2.90%) Serverless
5 3 (1.45%) Heroku
5 3 (1.45%) PaaS
6 2 (0.97%) Amazon EC2
6 2 (0.97%) Apigee
6 2 (0.97%) AWS CloudFormation
6 2 (0.97%) Azure Active Directory
6 2 (0.97%) Azure Functions
6 2 (0.97%) Google Cloud Platform
6 2 (0.97%) npm
6 2 (0.97%) Slack
6 2 (0.97%) Yarn
7 1 (0.48%) AWS Fargate
7 1 (0.48%) Azure Data Factory
7 1 (0.48%) Data Lake Analytics
Communications & Networking
1 8 (3.86%) HTTP
2 5 (2.42%) Internet
3 3 (1.45%) DMARC
3 3 (1.45%) TCP/IP
4 1 (0.48%) FTP
4 1 (0.48%) SSL
Database & Business Intelligence
1 51 (24.64%) SQL Server
2 18 (8.70%) MySQL
3 11 (5.31%) Relational Database
4 10 (4.83%) PostgreSQL
5 8 (3.86%) SQL Server Integration Services
6 7 (3.38%) NoSQL
7 5 (2.42%) Data Warehouse
8 4 (1.93%) Apache Cassandra
8 4 (1.93%) SQL Server 2012
8 4 (1.93%) SQL Server Reporting Services
9 3 (1.45%) Azure SQL Database
9 3 (1.45%) Data Lake
9 3 (1.45%) RDBMS
9 3 (1.45%) Redis
10 2 (0.97%) Apache Hive
10 2 (0.97%) Hadoop
10 2 (0.97%) HBase
10 2 (0.97%) MongoDB
10 2 (0.97%) Riak
10 2 (0.97%) Spotfire
Development Applications
1 56 (27.05%) Git (software)
2 27 (13.04%) Jenkins
3 23 (11.11%) Team Foundation Server
4 20 (9.66%) Octopus Deploy
5 16 (7.73%) Mockito
5 16 (7.73%) Selenium
6 15 (7.25%) Mocha
7 14 (6.76%) JUnit
7 14 (6.76%) webpack
8 13 (6.28%) Jasmine
8 13 (6.28%) JIRA
9 12 (5.80%) gulp
9 12 (5.80%) SpecFlow
10 11 (5.31%) NUnit
11 9 (4.35%) Maven
12 8 (3.86%) Atlassian Bamboo
12 8 (3.86%) Cucumber
12 8 (3.86%) TeamCity
13 7 (3.38%) Moq
13 7 (3.38%) WebDriver
General
1 63 (30.43%) Finance
2 27 (13.04%) Banking
3 12 (5.80%) Back Office
4 10 (4.83%) Front Office
5 9 (4.35%) Investment Banking
6 7 (3.38%) Retail
7 5 (2.42%) Financial Institution
8 4 (1.93%) Advertising
8 4 (1.93%) Games
9 3 (1.45%) Automotive
10 2 (0.97%) Marketing
10 2 (0.97%) Prime Brokerage
11 1 (0.48%) Digital Economy
11 1 (0.48%) Pharmaceutical
11 1 (0.48%) Retail Banking
Job Titles
1 162 (78.26%) Developer
2 40 (19.32%) Senior Developer
3 39 (18.84%) .NET Developer
4 35 (16.91%) C# Developer
5 20 (9.66%) Java Developer
6 19 (9.18%) Front End Developer (Client-Side Developer)
7 18 (8.70%) Full Stack Developer
8 16 (7.73%) C# .NET Developer
8 16 (7.73%) React Developer
9 12 (5.80%) PHP Developer
10 11 (5.31%) Agile Developer
10 11 (5.31%) Senior C# Developer
11 10 (4.83%) Agile Java Developer
11 10 (4.83%) Senior Front-End Developer
12 8 (3.86%) Angular Developer
12 8 (3.86%) SQL Developer
13 7 (3.38%) Analyst
13 7 (3.38%) ASP.NET Developer
13 7 (3.38%) C# ASP.NET Developer
13 7 (3.38%) JavaScript Developer
Libraries, Frameworks & Software Standards
1 69 (33.33%) HTML
2 65 (31.40%) .NET
2 65 (31.40%) CSS
3 52 (25.12%) AngularJS
4 43 (20.77%) HTML5
5 36 (17.39%) RESTful
6 31 (14.98%) React
7 25 (12.08%) Node.js
8 22 (10.63%) REST
9 21 (10.14%) ASP.NET
9 21 (10.14%) jQuery
9 21 (10.14%) Spring
10 20 (9.66%) Angular 2
10 20 (9.66%) Web Services
11 19 (9.18%) .NET Framework
11 19 (9.18%) Sass
12 18 (8.70%) JSON
13 17 (8.21%) ASP.NET Web API
13 17 (8.21%) RabbitMQ
14 16 (7.73%) WPF
Miscellaneous
1 24 (11.59%) User Experience
2 21 (10.14%) Greenfield Project
3 17 (8.21%) Mobile App
4 15 (7.25%) Fintech
5 13 (6.28%) Derivative
6 11 (5.31%) Analytical Skills
6 11 (5.31%) Fixed Income
7 9 (4.35%) Algorithms
8 8 (3.86%) Foreign Exchange (FX)
9 7 (3.38%) Data Structures
10 6 (2.90%) Equities
10 6 (2.90%) Hedge funds
11 4 (1.93%) Analytical Mindset
11 4 (1.93%) Blog
11 4 (1.93%) RIA
12 3 (1.45%) Enterprise Software
12 3 (1.45%) Smart City
13 2 (0.97%) Linux Command Line
13 2 (0.97%) OTC Derivatives
13 2 (0.97%) Self-Motivation
Operating Systems
1 7 (3.38%) Apple iOS
1 7 (3.38%) Unix
2 6 (2.90%) Linux
2 6 (2.90%) Windows
3 5 (2.42%) Android
4 2 (0.97%) Windows Server
5 1 (0.48%) Solaris
Processes & Methodologies
1 126 (60.87%) Agile Software Development
2 111 (53.62%) TDD
3 51 (24.64%) Test Automation
4 50 (24.15%) Scrum
5 45 (21.74%) MVC
6 43 (20.77%) BDD
7 36 (17.39%) Continuous Integration
8 34 (16.43%) Microservices
8 34 (16.43%) Multithreading
9 33 (15.94%) Software Engineering
10 26 (12.56%) Front End Development
11 25 (12.08%) Computer Science
11 25 (12.08%) OO
12 24 (11.59%) Web Development
13 23 (11.11%) DevOps
13 23 (11.11%) SOA
14 22 (10.63%) Kanban
15 21 (10.14%) E-Commerce
15 21 (10.14%) Problem-Solving
16 19 (9.18%) Responsive Web Design
Programming Languages
1 75 (36.23%) C#
2 74 (35.75%) JavaScript
3 73 (35.27%) SQL
4 53 (25.60%) Java
5 23 (11.11%) T-SQL
6 19 (9.18%) PHP
6 19 (9.18%) Python
7 12 (5.80%) ES6
7 12 (5.80%) TypeScript
8 7 (3.38%) Objective-C
8 7 (3.38%) PowerShell
9 6 (2.90%) Go
9 6 (2.90%) Kotlin
10 5 (2.42%) Apple Swift
10 5 (2.42%) C
11 4 (1.93%) Bash Shell
11 4 (1.93%) C++
11 4 (1.93%) Scala
12 3 (1.45%) Java 8
12 3 (1.45%) VBA
Qualifications
1 24 (11.59%) Degree
2 12 (5.80%) Computer Science Degree
3 5 (2.42%) SC Cleared
3 5 (2.42%) Security Cleared
4 2 (0.97%) ISEB
5 1 (0.48%) BPSS Clearance
5 1 (0.48%) DBS Check
5 1 (0.48%) ISTQB Foundation Certification
5 1 (0.48%) Numerate Degree
5 1 (0.48%) Siebel Certification
Quality Assurance & Compliance
1 22 (10.63%) QA
2 1 (0.48%) Solvency II
System Software
1 28 (13.53%) Docker
2 3 (1.45%) Active Directory
3 1 (0.48%) Virtual Machines
Systems Management
1 12 (5.80%) Ansible
2 9 (4.35%) Kubernetes
3 5 (2.42%) Opscode Chef
4 4 (1.93%) Puppet
5 1 (0.48%) Nagios
5 1 (0.48%) Pingdom
5 1 (0.48%) Rundeck
5 1 (0.48%) Terraform
Vendors
1 29 (14.01%) Microsoft
2 9 (4.35%) Oracle
3 6 (2.90%) TIBCO
4 3 (1.45%) Adobe
4 3 (1.45%) Cadence
4 3 (1.45%) Splunk
4 3 (1.45%) Sybase
4 3 (1.45%) Tableau
5 2 (0.97%) Google
5 2 (0.97%) Informatica
5 2 (0.97%) Pega
5 2 (0.97%) Salesforce.com
6 1 (0.48%) Atlassian
6 1 (0.48%) Bloomberg
6 1 (0.48%) MicroStrategy
6 1 (0.48%) Misys
6 1 (0.48%) Rackspace
6 1 (0.48%) Reuters
6 1 (0.48%) SaltStack
6 1 (0.48%) Siebel