Period
to 23 October 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 23 October 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
23 Oct 2018
Same period 2017 Same period 2016
Rank 114 108 113
Rank change year-on-year -6 +5 +10
Contract jobs citing Unit Testing 219 196 184
As % of all contract IT jobs advertised in Central London 2.40% 2.40% 2.28%
As % of the Processes & Methodologies category 2.76% 2.69% 2.59%
Number of daily rates quoted 167 149 163
Central London median daily rate £513 £475 £475
Median daily rate % change year-on-year +7.89% - -
10th Percentile £375 £363 £325
90th Percentile £675 £640 £638
London median daily rate £525 £500 £475
% change year-on-year +5.00% +5.26% +5.56%
Number of hourly rates quoted 0 0 0
Central London median hourly rate - - -
London median hourly rate - £32.50 £40.00
% change year-on-year - -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 7,948 7,282 7,096
As % of all contract IT jobs advertised in Central London 87.20% 89.05% 88.08%
Number of daily rates quoted 6,184 5,631 5,567
Central London median daily rate £500 £500 £475
Median daily rate % change year-on-year - +5.26% +5.56%
10th Percentile £325 £319 £313
90th Percentile £675 £675 £650
London median daily rate £500 £500 £464
% change year-on-year - +7.76% +3.11%
Number of hourly rates quoted 111 72 63
Central London median hourly rate £18.70 £18.85 £19.00
Median hourly rate % change year-on-year -0.80% -0.79% -4.32%
10th Percentile £13.00 £13.03 £11.25
90th Percentile £32.00 £34.07 £54.03
London median hourly rate £21.25 £23.00 £21.50
% change year-on-year -7.61% +6.98% +7.50%

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 23 October 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 23 October 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 -7 166 £531 +11.84% 70
West End of London -28 4 £625 +56.25% 16
City of Westminster - 2 £525 -
Camden - 1 £650 -
Southwark - 1 - -
Unit Testing
London

For the 6 months to 23 October 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.

1 121 (55.25%) Agile Software Development
2 100 (45.66%) TDD
3 82 (37.44%) C#
4 81 (36.99%) Finance
5 80 (36.53%) .NET
6 75 (34.25%) JavaScript
7 70 (31.96%) SQL
8 67 (30.59%) SQL Server
9 61 (27.85%) HTML
9 61 (27.85%) Java
10 59 (26.94%) Git (software)
11 53 (24.20%) AngularJS
11 53 (24.20%) CSS
12 52 (23.74%) MVC
13 49 (22.37%) Scrum
13 49 (22.37%) BDD
14 48 (21.92%) Test Automation
15 42 (19.18%) Continuous Integration
16 41 (18.72%) Microsoft Azure
17 38 (17.35%) Multithreading
17 38 (17.35%) RESTful
18 37 (16.89%) DevOps
19 34 (15.53%) Software Engineering
20 33 (15.07%) Microsoft
20 33 (15.07%) Jenkins
21 32 (14.61%) HTML5
22 31 (14.16%) Web Services
22 31 (14.16%) Banking
23 30 (13.70%) E-Commerce
24 29 (13.24%) ASP.NET

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 19 (8.68%) Elasticsearch
2 16 (7.31%) NServiceBus
3 13 (5.94%) CMS
4 12 (5.48%) Apache
5 8 (3.65%) Confluence
6 7 (3.20%) IIS
7 6 (2.74%) Apache Spark
8 4 (1.83%) Oracle SOA Suite
9 3 (1.37%) Cloud Foundry
9 3 (1.37%) Tomcat
10 2 (0.91%) Alfresco
10 2 (0.91%) Apache Solr
10 2 (0.91%) Mule
10 2 (0.91%) WebLogic
11 1 (0.46%) Content Management Server
11 1 (0.46%) Liferay
11 1 (0.46%) Magnolia
11 1 (0.46%) Umbraco
11 1 (0.46%) WordPress
Applications
1 5 (2.28%) Microsoft Excel
1 5 (2.28%) Photoshop
2 4 (1.83%) Acrobat
3 1 (0.46%) Adobe Illustrator
3 1 (0.46%) InVision
3 1 (0.46%) Microsoft PowerPoint
3 1 (0.46%) Microsoft Project
3 1 (0.46%) MS Visio
Business Applications
1 1 (0.46%) BusinessWorks
1 1 (0.46%) Kondor
1 1 (0.46%) Oracle EBS R12
1 1 (0.46%) Oracle ERP
1 1 (0.46%) Oracle Payables
1 1 (0.46%) Oracle Procure-to-Pay
1 1 (0.46%) Oracle Receivables
1 1 (0.46%) Payment Gateway
Cloud Services
1 41 (18.72%) Microsoft Azure
2 22 (10.05%) Amazon AWS
3 16 (7.31%) Cloud Computing
4 7 (3.20%) AWS Lambda
4 7 (3.20%) Serverless
5 6 (2.74%) GitHub
6 3 (1.37%) Amazon EMR
6 3 (1.37%) Amazon Kinesis
6 3 (1.37%) Amazon S3
6 3 (1.37%) Heroku
7 2 (0.91%) AWS CloudFormation
7 2 (0.91%) Azure Active Directory
7 2 (0.91%) Azure Functions
7 2 (0.91%) PaaS
7 2 (0.91%) Slack
7 2 (0.91%) Yarn
8 1 (0.46%) Azure Data Factory
8 1 (0.46%) Data Lake Analytics
8 1 (0.46%) npm
8 1 (0.46%) Salesforce Service Cloud
Communications & Networking
1 22 (10.05%) HTTP
2 9 (4.11%) TCP/IP
3 5 (2.28%) Internet
4 3 (1.37%) FTP
4 3 (1.37%) SSL
5 1 (0.46%) BIG-IP
5 1 (0.46%) DMARC
5 1 (0.46%) DNS
5 1 (0.46%) Intranet
Database & Business Intelligence
1 67 (30.59%) SQL Server
2 14 (6.39%) Relational Database
3 13 (5.94%) NoSQL
4 9 (4.11%) MySQL
5 8 (3.65%) Apache Cassandra
5 8 (3.65%) PostgreSQL
5 8 (3.65%) SQL Server Integration Services
6 7 (3.20%) Power BI
7 5 (2.28%) Big Data
7 5 (2.28%) SQL Server 2012
8 4 (1.83%) Data Warehouse
8 4 (1.83%) RDBMS
8 4 (1.83%) SQL Server Reporting Services
9 3 (1.37%) Azure SQL Database
9 3 (1.37%) Neo4j
9 3 (1.37%) Siebel EIM
10 2 (0.91%) Apache Hive
10 2 (0.91%) HBase
10 2 (0.91%) Redis
10 2 (0.91%) Riak
Development Applications
1 59 (26.94%) Git (software)
2 33 (15.07%) Jenkins
3 21 (9.59%) JUnit
3 21 (9.59%) Mockito
4 17 (7.76%) Jasmine
4 17 (7.76%) Selenium
5 15 (6.85%) NUnit
5 15 (6.85%) SpecFlow
6 14 (6.39%) Team Foundation Server
7 13 (5.94%) JIRA
8 12 (5.48%) Protractor
9 11 (5.02%) Maven
9 11 (5.02%) Octopus Deploy
10 9 (4.11%) Mocha
10 9 (4.11%) webpack
11 8 (3.65%) Cucumber
11 8 (3.65%) gulp
11 8 (3.65%) Subversion
11 8 (3.65%) TeamCity
12 7 (3.20%) Grunt
General
1 81 (36.99%) Finance
2 31 (14.16%) Banking
3 12 (5.48%) Back Office
4 10 (4.57%) Front Office
5 9 (4.11%) Financial Institution
6 8 (3.65%) Investment Banking
6 8 (3.65%) Retail
7 4 (1.83%) Advertising
7 4 (1.83%) Games
8 3 (1.37%) Automotive
9 2 (0.91%) Marketing
9 2 (0.91%) Prime Brokerage
10 1 (0.46%) Digital Economy
10 1 (0.46%) Law
10 1 (0.46%) Pharmaceutical
10 1 (0.46%) Retail Banking
Job Titles
1 182 (83.11%) Developer
2 47 (21.46%) .NET Developer
3 39 (17.81%) Senior Developer
4 38 (17.35%) C# Developer
5 29 (13.24%) Java Developer
6 20 (9.13%) C# .NET Developer
7 18 (8.22%) Front End Developer (Client-Side Developer)
7 18 (8.22%) Full Stack Developer
8 15 (6.85%) React Developer
8 15 (6.85%) SQL Developer
9 13 (5.94%) Angular Developer
10 11 (5.02%) ASP.NET Developer
10 11 (5.02%) C# ASP.NET Developer
10 11 (5.02%) PHP Developer
10 11 (5.02%) Senior C# Developer
11 10 (4.57%) Senior Front-End Developer
12 9 (4.11%) JavaScript Developer
13 8 (3.65%) Agile Developer
13 8 (3.65%) Agile Java Developer
14 7 (3.20%) DevOps Developer
Libraries, Frameworks & Software Standards
1 80 (36.53%) .NET
2 61 (27.85%) HTML
3 53 (24.20%) AngularJS
3 53 (24.20%) CSS
4 38 (17.35%) RESTful
5 32 (14.61%) HTML5
6 31 (14.16%) Web Services
7 29 (13.24%) ASP.NET
8 28 (12.79%) React
8 28 (12.79%) Spring
9 25 (11.42%) .NET Framework
9 25 (11.42%) ASP.NET Web API
10 23 (10.50%) jQuery
10 23 (10.50%) REST
11 21 (9.59%) Entity Framework
11 21 (9.59%) Node.js
12 20 (9.13%) ASP.NET MVC
12 20 (9.13%) RabbitMQ
13 19 (8.68%) Sass
14 18 (8.22%) WPF
Miscellaneous
1 29 (13.24%) Computer Science
2 23 (10.50%) User Experience
3 21 (9.59%) Greenfield Project
4 19 (8.68%) Fintech
5 15 (6.85%) Derivative
5 15 (6.85%) Mobile App
6 13 (5.94%) Fixed Income
7 12 (5.48%) Analytical Skills
8 9 (4.11%) Hedge funds
9 8 (3.65%) Equities
10 7 (3.20%) Algorithms
10 7 (3.20%) Data Structures
10 7 (3.20%) Foreign Exchange (FX)
11 4 (1.83%) Analytical Mindset
11 4 (1.83%) Client/Server
11 4 (1.83%) Linux Command Line
11 4 (1.83%) RIA
12 3 (1.37%) Blog
13 2 (0.91%) Enterprise Software
13 2 (0.91%) Smart City
Operating Systems
1 14 (6.39%) Unix
2 12 (5.48%) Windows
3 7 (3.20%) Apple iOS
3 7 (3.20%) Linux
3 7 (3.20%) Windows Server
4 5 (2.28%) Android
5 2 (0.91%) Solaris
6 1 (0.46%) SUSE
6 1 (0.46%) SUSE Linux Enterprise Server
6 1 (0.46%) Windows Embedded Compact
Processes & Methodologies
1 121 (55.25%) Agile Software Development
2 100 (45.66%) TDD
3 52 (23.74%) MVC
4 49 (22.37%) BDD
4 49 (22.37%) Scrum
5 48 (21.92%) Test Automation
6 42 (19.18%) Continuous Integration
7 38 (17.35%) Multithreading
8 37 (16.89%) DevOps
9 34 (15.53%) Software Engineering
10 30 (13.70%) E-Commerce
11 29 (13.24%) Front End Development
12 26 (11.87%) OO
13 25 (11.42%) Microservices
13 25 (11.42%) SOA
14 23 (10.50%) Problem-Solving
14 23 (10.50%) Web Development
15 20 (9.13%) Kanban
15 20 (9.13%) Pair Programming
15 20 (9.13%) SDLC
Programming Languages
1 82 (37.44%) C#
2 75 (34.25%) JavaScript
3 70 (31.96%) SQL
4 61 (27.85%) Java
5 25 (11.42%) T-SQL
6 19 (8.68%) Python
7 17 (7.76%) TypeScript
8 16 (7.31%) PHP
9 13 (5.94%) ES6
10 12 (5.48%) Java 8
11 9 (4.11%) Groovy
12 7 (3.20%) Objective-C
12 7 (3.20%) PowerShell
12 7 (3.20%) Scala
13 6 (2.74%) C
14 5 (2.28%) Apple Swift
14 5 (2.28%) C++
14 5 (2.28%) Kotlin
15 4 (1.83%) Bash Shell
15 4 (1.83%) Perl
Qualifications
1 29 (13.24%) Degree
2 15 (6.85%) Computer Science Degree
3 3 (1.37%) Siebel Certification
4 2 (0.91%) ISEB
5 1 (0.46%) BPSS Clearance
5 1 (0.46%) ISTQB
5 1 (0.46%) ISTQB Foundation Certification
5 1 (0.46%) Numerate Degree
Quality Assurance & Compliance
1 28 (12.79%) QA
2 1 (0.46%) Dodd-Frank
2 1 (0.46%) EMIR
2 1 (0.46%) MiFID
2 1 (0.46%) Solvency II
System Software
1 28 (12.79%) Docker
2 3 (1.37%) Active Directory
3 1 (0.46%) Virtual Machines
Systems Management
1 12 (5.48%) Kubernetes
2 11 (5.02%) Ansible
3 6 (2.74%) Prometheus
4 5 (2.28%) Opscode Chef
5 4 (1.83%) Puppet
6 1 (0.46%) CFEngine
6 1 (0.46%) HP ALM
6 1 (0.46%) HP Quality Center
6 1 (0.46%) Nagios
6 1 (0.46%) Pingdom
6 1 (0.46%) Single Sign-On
6 1 (0.46%) Terraform
Vendors
1 33 (15.07%) Microsoft
2 8 (3.65%) Oracle
3 6 (2.74%) TIBCO
4 5 (2.28%) Tableau
5 4 (1.83%) Adobe
5 4 (1.83%) Cadence
5 4 (1.83%) Splunk
6 3 (1.37%) Salesforce.com
6 3 (1.37%) Siebel
6 3 (1.37%) Sybase
7 2 (0.91%) Informatica
7 2 (0.91%) MuleSoft
7 2 (0.91%) Pega
8 1 (0.46%) Bloomberg
8 1 (0.46%) F5
8 1 (0.46%) MicroStrategy
8 1 (0.46%) Red Hat
8 1 (0.46%) Reuters
8 1 (0.46%) SaltStack
8 1 (0.46%) Solace