Period
to 5 December 2019

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 5 December 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
Central London > City of London
6 months to
5 Dec 2019
Same period 2018 Same period 2017
Rank 100 120 108
Rank change year-on-year +20 -12 -4
Contract jobs citing Unit Testing 132 161 149
As % of all contract IT jobs advertised in the City of London 2.30% 2.25% 2.08%
As % of the Processes & Methodologies category 2.57% 2.56% 2.31%
Number of daily rates quoted 93 115 114
City of London median daily rate £550 £525 £481
Median daily rate % change year-on-year +4.76% +9.09% -3.75%
10th Percentile £400 £414 £375
90th Percentile £663 £675 £688
Central London median daily rate £550 £511 £475
% change year-on-year +7.58% +7.63% -
Number of hourly rates quoted 1 0 0
City of London 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 5,140 6,278 6,458
As % of all contract IT jobs advertised in the City of London 89.41% 87.68% 89.99%
Number of daily rates quoted 4,006 4,982 5,141
City of London median daily rate £525 £510 £505
Median daily rate % change year-on-year +2.94% +0.99% +6.32%
10th Percentile £325 £325 £325
90th Percentile £688 £675 £688
Central London median daily rate £513 £505 £500
% change year-on-year +1.49% +1.00% +5.26%
Number of hourly rates quoted 53 91 59
City of London median hourly rate £20.83 £18.70 £20.50
Median hourly rate % change year-on-year +11.39% -8.78% +2.50%
10th Percentile £12.04 £13.31 £13.31
90th Percentile £53.45 £35.00 £31.10
Central London median hourly rate £21.00 £19.00 £20.75
% change year-on-year +10.53% -8.43% +9.21%

Unit Testing
Job Vacancy Trend in the City of London

Job postings citing Unit Testing as a percentage 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

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

Contractor daily rate trend for Unit Testing in the City of London

Unit Testing
Contractor Daily Rate Histogram in the City of London

The daily rate distribution of IT jobs citing Unit Testing in the City of London over the 6 months to 5 December 2019.

Contractor daily rate histogram for Unit Testing in the City of London

Unit Testing
Contractor Hourly Rate Trend in the City of London

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

Contractor hourly rate trend for Unit Testing in the City of London

Unit Testing
Contract Job Locations in the City of 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 City of London region over the 6 months to 5 December 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
Moorgate - 1 - -
London Bridge - 1 £400 - 1
Unit Testing
Central London

For the 6 months to 5 December 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 City of London region with a requirement for Unit Testing.

1 89 (67.42%) Agile Software Development
2 66 (50.00%) Java
3 52 (39.39%) Scrum
4 49 (37.12%) Test Automation
5 43 (32.58%) TDD
6 38 (28.79%) JavaScript
7 35 (26.52%) C#
8 33 (25.00%) SQL
8 33 (25.00%) Microservices
9 32 (24.24%) RESTful
10 30 (22.73%) Git (software)
11 29 (21.97%) AWS
12 27 (20.45%) Python
13 24 (18.18%) SDLC
14 23 (17.42%) Finance
14 23 (17.42%) .NET
14 23 (17.42%) Web Services
14 23 (17.42%) Continuous Integration
15 22 (16.67%) Multithreading
15 22 (16.67%) Kanban
15 22 (16.67%) Docker
16 21 (15.91%) React
16 21 (15.91%) QA
16 21 (15.91%) Azure
16 21 (15.91%) OO
17 20 (15.15%) E-Commerce
17 20 (15.15%) AngularJS
18 19 (14.39%) CSS
19 18 (13.64%) HTML
19 18 (13.64%) Degree

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 10 (7.58%) CMS
2 9 (6.82%) Confluence
3 8 (6.06%) Adobe Experience Manager
4 3 (2.27%) IIS
5 2 (1.52%) Cloud Foundry
6 1 (0.76%) Apache Spark
6 1 (0.76%) ArcGIS
6 1 (0.76%) BizTalk Server
6 1 (0.76%) Elasticsearch
6 1 (0.76%) GeoServer
6 1 (0.76%) NServiceBus
6 1 (0.76%) SAS
Applications
1 1 (0.76%) Microsoft Excel
1 1 (0.76%) Microsoft PowerPoint
1 1 (0.76%) MS Visio
Business Applications
1 3 (2.27%) Dynamics CRM
2 1 (0.76%) Dynamics AX
Cloud Services
1 29 (21.97%) AWS
2 21 (15.91%) Azure
3 10 (7.58%) Cloud Computing
4 8 (6.06%) GitHub
5 7 (5.30%) AWS Lambda
5 7 (5.30%) Serverless
6 5 (3.79%) npm
7 4 (3.03%) Azure Functions
7 4 (3.03%) Dynamics 365
8 3 (2.27%) Office 365
9 2 (1.52%) Amazon EC2
9 2 (1.52%) Amazon EKS
9 2 (1.52%) Google Play
9 2 (1.52%) PaaS
9 2 (1.52%) SaaS
10 1 (0.76%) Amazon S3
10 1 (0.76%) Azure Data Factory
10 1 (0.76%) Data Lake Analytics
10 1 (0.76%) IaaS
10 1 (0.76%) Power Platform
Communications & Networking
1 1 (0.76%) HTTP
1 1 (0.76%) TCP/IP
Database & Business Intelligence
1 14 (10.61%) SQL Server
2 12 (9.09%) MySQL
3 9 (6.82%) KDB
3 9 (6.82%) Kdb+
3 9 (6.82%) Relational Database
4 8 (6.06%) Jackrabbit
5 6 (4.55%) NoSQL
5 6 (4.55%) PostgreSQL
6 4 (3.03%) MongoDB
6 4 (3.03%) SQL Server Integration Services
7 3 (2.27%) Apache Cassandra
7 3 (2.27%) Azure SQL Database
7 3 (2.27%) Couchbase
7 3 (2.27%) Redis
8 2 (1.52%) Amazon RDS
8 2 (1.52%) Cosmos DB
8 2 (1.52%) Data Lake
8 2 (1.52%) InterSystems Cache
8 2 (1.52%) OLAP
8 2 (1.52%) SQLite
Development Applications
1 30 (22.73%) Git (software)
2 15 (11.36%) Maven
3 14 (10.61%) TeamCity
4 11 (8.33%) Jenkins
4 11 (8.33%) JIRA
4 11 (8.33%) Selenium
5 8 (6.06%) Cucumber
6 6 (4.55%) Atlassian Bamboo
7 5 (3.79%) Mocha
8 4 (3.03%) Bitbucket
8 4 (3.03%) Gatling
8 4 (3.03%) Mockito
8 4 (3.03%) NUnit
8 4 (3.03%) Team Foundation Server
8 4 (3.03%) Visual Studio
9 3 (2.27%) JUnit
9 3 (2.27%) Moq
9 3 (2.27%) Octopus Deploy
10 2 (1.52%) Karma Test Runner
10 2 (1.52%) MSTest
General
1 23 (17.42%) Finance
2 13 (9.85%) Banking
3 12 (9.09%) Front Office
4 11 (8.33%) Retail
5 9 (6.82%) Marketing
6 8 (6.06%) Back Office
7 2 (1.52%) Investment Banking
7 2 (1.52%) Public Sector
8 1 (0.76%) Advertising
8 1 (0.76%) Financial Institution
8 1 (0.76%) Law
8 1 (0.76%) Legal
8 1 (0.76%) Publishing
Job Titles
1 98 (74.24%) Developer
2 26 (19.70%) Senior Developer
3 17 (12.88%) C# Developer
3 17 (12.88%) Java Developer
4 13 (9.85%) .NET Developer
5 9 (6.82%) KDB Developer
6 8 (6.06%) Architect
6 8 (6.06%) Senior .NET Developer
6 8 (6.06%) Technical Architect
7 7 (5.30%) Front End Developer (Client-Side Developer)
7 7 (5.30%) Full Stack Developer
8 6 (4.55%) Angular Developer
8 6 (4.55%) SQL Developer
9 5 (3.79%) Automation Tester
9 5 (3.79%) C# .NET Developer
9 5 (3.79%) JavaScript Developer
9 5 (3.79%) Lead Developer
9 5 (3.79%) Python Developer
9 5 (3.79%) Tester
10 4 (3.03%) React Developer
Libraries, Frameworks & Software Standards
1 32 (24.24%) RESTful
2 23 (17.42%) .NET
2 23 (17.42%) Web Services
3 21 (15.91%) React
4 20 (15.15%) AngularJS
5 19 (14.39%) CSS
6 18 (13.64%) HTML
6 18 (13.64%) REST
7 15 (11.36%) Node.js
8 12 (9.09%) Spring
9 11 (8.33%) .NET Core
10 9 (6.82%) JSON
11 8 (6.06%) JSR 170
11 8 (6.06%) OSGi
11 8 (6.06%) Redux
11 8 (6.06%) XML
12 7 (5.30%) Gherkin
12 7 (5.30%) Hibernate
12 7 (5.30%) Kafka
13 6 (4.55%) .NET Framework
Miscellaneous
1 13 (9.85%) Greenfield Project
1 13 (9.85%) User Experience
2 10 (7.58%) Foreign Exchange (FX)
3 8 (6.06%) Hedge funds
4 7 (5.30%) iPad
5 4 (3.03%) Enterprise Software
5 4 (3.03%) Equities
6 3 (2.27%) Fixed Income
6 3 (2.27%) Mobile App
7 2 (1.52%) Analytical Skills
7 2 (1.52%) Management Information System
7 2 (1.52%) Reference Data
7 2 (1.52%) Self-Motivation
8 1 (0.76%) Algorithms
8 1 (0.76%) AS400
8 1 (0.76%) Blog
8 1 (0.76%) Data Structures
8 1 (0.76%) Derivative
8 1 (0.76%) iSeries
8 1 (0.76%) PACS
Operating Systems
1 10 (7.58%) Android
2 7 (5.30%) Apple iOS
3 4 (3.03%) Linux
4 2 (1.52%) Windows
5 1 (0.76%) Unix
Processes & Methodologies
1 89 (67.42%) Agile Software Development
2 52 (39.39%) Scrum
3 49 (37.12%) Test Automation
4 43 (32.58%) TDD
5 33 (25.00%) Microservices
6 24 (18.18%) SDLC
7 23 (17.42%) Continuous Integration
8 22 (16.67%) Kanban
8 22 (16.67%) Multithreading
9 21 (15.91%) OO
10 20 (15.15%) E-Commerce
11 18 (13.64%) DevOps
11 18 (13.64%) Front End Development
12 16 (12.12%) Continuous Improvement
12 16 (12.12%) Software Engineering
13 15 (11.36%) Computer Science
13 15 (11.36%) OOP
13 15 (11.36%) User Stories
14 14 (10.61%) Business Intelligence
15 13 (9.85%) Web Development
Programming Languages
1 66 (50.00%) Java
2 38 (28.79%) JavaScript
3 35 (26.52%) C#
4 33 (25.00%) SQL
5 27 (20.45%) Python
6 15 (11.36%) TypeScript
7 10 (7.58%) Scala
8 9 (6.82%) C++
9 7 (5.30%) Java 8
10 6 (4.55%) Groovy
11 5 (3.79%) ES6
12 4 (3.03%) Kotlin
13 3 (2.27%) Go
14 2 (1.52%) Apple Swift
14 2 (1.52%) Bash Shell
14 2 (1.52%) Clojure
14 2 (1.52%) ClojureScript
14 2 (1.52%) PHP 7
14 2 (1.52%) PowerShell
14 2 (1.52%) T-SQL
Qualifications
1 18 (13.64%) Degree
2 9 (6.82%) Computer Science Degree
2 9 (6.82%) SC Cleared
2 9 (6.82%) Security Cleared
3 8 (6.06%) Master's Degree
4 1 (0.76%) CTC Cleared
4 1 (0.76%) MCP
Quality Assurance & Compliance
1 21 (15.91%) QA
2 1 (0.76%) DICOM
2 1 (0.76%) HL7
System Software
1 22 (16.67%) Docker
2 1 (0.76%) Virtual Machines
2 1 (0.76%) VirtualBox
Systems Management
1 11 (8.33%) Terraform
2 5 (3.79%) Ansible
3 3 (2.27%) Kubernetes
4 1 (0.76%) Docker Swarm
4 1 (0.76%) Single Sign-On
Vendors
1 8 (6.06%) Adobe
2 7 (5.30%) Microsoft
3 5 (3.79%) Google
3 5 (3.79%) Oracle
4 4 (3.03%) Atlassian
5 3 (2.27%) Cypress Semiconductor
5 3 (2.27%) InterSystems
6 2 (1.52%) Apple
6 2 (1.52%) IBM
6 2 (1.52%) Sencha
6 2 (1.52%) Xamarin
7 1 (0.76%) Alteryx
7 1 (0.76%) Cloudera
7 1 (0.76%) Datactics
7 1 (0.76%) Hortonworks
7 1 (0.76%) MuleSoft
7 1 (0.76%) Palantir
7 1 (0.76%) Tableau
7 1 (0.76%) Talend
7 1 (0.76%) Twitter