Period
to 17 February 2018

The following table provides summary statistics for contract job vacancies 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 17 February 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
UK
6 months to
17 Feb 2018
Same period 2017 Same period 2016
Rank 125 145 124
Rank change year-on-year +20 -21 +45
Contract jobs citing Unit Testing 2,051 1,743 2,091
As % of all contract IT jobs advertised in the UK 2.04% 1.82% 1.94%
As % of the Processes & Methodologies category 2.41% 2.17% 2.34%
Number of daily rates quoted 1,467 1,174 1,442
UK median daily rate £450 £420 £425
Median daily rate % change year-on-year +7.14% -1.18% +6.25%
10th Percentile £325 £300 £300
90th Percentile £623 £575 £556
UK excluding London median daily rate £409 £400 £375
% change year-on-year +2.19% +6.67% +7.14%
Number of hourly rates quoted 15 22 33
UK median hourly rate £42.50 £40.50 £40.00
Median hourly rate % change year-on-year +4.94% +1.25% +3.90%
10th Percentile £39.00 £35.54 £32.10
90th Percentile £50.25 £50.00 £57.95
UK excluding London median hourly rate £43.75 £40.50 £40.00
% change year-on-year +8.02% +1.25% +3.90%

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 with a requirement for process or methodology skills.

All Process and Methodology Skills
UK
Contract vacancies with a requirement for process or methodology skills 85,211 80,432 89,445
As % of all contract IT jobs advertised in the UK 84.70% 83.82% 82.82%
Number of daily rates quoted 56,902 53,269 58,166
UK median daily rate £450 £425 £425
Median daily rate % change year-on-year +5.88% - +6.25%
10th Percentile £288 £263 £263
90th Percentile £638 £613 £600
UK excluding London median daily rate £413 £400 £390
% change year-on-year +3.13% +2.56% +4.00%
Number of hourly rates quoted 2,047 2,240 2,647
UK median hourly rate £24.00 £25.00 £24.23
Median hourly rate % change year-on-year -4.00% +3.18% +21.15%
10th Percentile £11.50 £11.30 £11.50
90th Percentile £50.35 £49.50 £50.00
UK excluding London median hourly rate £25.00 £25.00 £25.66
% change year-on-year - -2.57% +25.17%

Unit Testing
Job Vacancy Trend

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

Job vacancy trend for Unit Testing in the UK

Unit Testing
Contractor Daily Rate Trend

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

Contractor daily rate trend for Unit Testing in the UK

Unit Testing
Contractor Daily Rate Histogram

The daily rate distribution of IT jobs citing Unit Testing over the 6 months to 17 February 2018.

Contractor daily rate histogram for Unit Testing in the UK

Unit Testing
Contractor Hourly Rate Trend

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

Contractor hourly rate trend for Unit Testing in the UK

Unit Testing
Contractor Hourly Rate Histogram

The hourly rate distribution of IT jobs citing Unit Testing over the 6 months to 17 February 2018.

Contractor hourly rate histogram for Unit Testing in the UK

Unit Testing
Top 17 Contract Locations

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 UK over the 6 months to 17 February 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
England +21 1,916 £463 +8.82% 720
UK excluding London +9 1,036 £409 +2.19% 468
London +8 983 £500 +5.26% 296
South East +45 417 £450 +5.88% 120
North of England -17 207 £375 -6.25% 134
South West +29 133 £400 +17.65% 43
Midlands +21 123 £375 - 76
North West 0 103 £370 -6.03% 68
Yorkshire -16 90 £420 +5.00% 58
East Midlands +10 64 £350 -4.76% 44
West Midlands +11 59 £375 -2.85% 32
Scotland -22 58 £400 +6.67% 28
East of England -32 48 £400 +18.52% 51
Wales +26 46 £410 +9.33% 13
North East +6 18 £425 -2.86% 8
Northern Ireland -14 10 £425 +1.19% 3
Channel Islands +2 2 - -

For the 6 months to 17 February 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 with a requirement for Unit Testing.

1 1,137 (55.44%) Agile Software Development
2 828 (40.37%) TDD
3 810 (39.49%) JavaScript
4 730 (35.59%) Java
5 614 (29.94%) C#
6 597 (29.11%) .NET
7 592 (28.86%) SQL
8 552 (26.91%) HTML
9 534 (26.04%) Test Automation
10 517 (25.21%) Continuous Integration
11 515 (25.11%) Git (software)
12 506 (24.67%) CSS
13 452 (22.04%) BDD
14 449 (21.89%) Scrum
14 449 (21.89%) AngularJS
15 444 (21.65%) MVC
16 431 (21.01%) Web Services
17 430 (20.97%) SQL Server
18 409 (19.94%) Finance
19 366 (17.84%) Jenkins
20 355 (17.31%) RESTful
21 341 (16.63%) REST
22 308 (15.02%) React
23 295 (14.38%) HTML5
24 285 (13.90%) Spring
25 283 (13.80%) Linux
26 279 (13.60%) ASP.NET
26 279 (13.60%) Node.js
27 274 (13.36%) jQuery
28 259 (12.63%) OO

Unit Testing
Co-occurring IT Skills 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 96 (4.68%) Apache
2 94 (4.58%) Elasticsearch
3 88 (4.29%) Confluence
4 63 (3.07%) CMS
5 51 (2.49%) Tomcat
6 49 (2.39%) Adobe Experience Manager
7 46 (2.24%) Apache Spark
8 40 (1.95%) Oracle SOA Suite
8 40 (1.95%) SharePoint
9 39 (1.90%) JBoss
10 31 (1.51%) GlassFish
10 31 (1.51%) Liferay
11 23 (1.12%) Apache Solr
12 19 (0.93%) IIS
13 16 (0.78%) WebLogic
14 13 (0.63%) Drupal
15 12 (0.59%) Cloud Foundry
16 11 (0.54%) GemFire
16 11 (0.54%) Umbraco
16 11 (0.54%) WebSphere
Applications
1 24 (1.17%) Microsoft Excel
2 10 (0.49%) Microsoft PowerPoint
3 6 (0.29%) Adobe Creative Suite
3 6 (0.29%) MS Visio
4 5 (0.24%) Microsoft Office
5 4 (0.20%) Microsoft Project
6 3 (0.15%) Pipeline Pilot
7 2 (0.098%) Adobe Illustrator
7 2 (0.098%) GIMP
7 2 (0.098%) Photoshop
7 2 (0.098%) Spreadsheet
8 1 (0.049%) EngageOne
8 1 (0.049%) PrintSoft PReS
8 1 (0.049%) SOLIDWORKS
Business Applications
1 28 (1.37%) Dynamics CRM
2 23 (1.12%) Oracle BPM
3 10 (0.49%) Magento
4 8 (0.39%) Dynamics AX
4 8 (0.39%) Elite 3E
5 7 (0.34%) Hyperion Planning
6 6 (0.29%) Oracle ERP
7 5 (0.24%) Unit4 Business World
8 4 (0.20%) BusinessWorks
8 4 (0.20%) Kondor
8 4 (0.20%) SAP FI
9 3 (0.15%) Global One
9 3 (0.15%) IBM Operational Decision Manager
9 3 (0.15%) Markit EDM
9 3 (0.15%) NetSuite
9 3 (0.15%) Oracle Applications
9 3 (0.15%) SAP CO
9 3 (0.15%) SAP FI/CO
9 3 (0.15%) SAP SD
9 3 (0.15%) Temenos T24
Cloud Services
1 215 (10.48%) Amazon AWS
2 168 (8.19%) Microsoft Azure
3 69 (3.36%) GitHub
4 68 (3.32%) npm
5 45 (2.19%) Cloud Computing
6 42 (2.05%) Serverless
7 25 (1.22%) PaaS
8 19 (0.93%) Dynamics 365
8 19 (0.93%) Yarn
9 16 (0.78%) Amazon S3
10 14 (0.68%) Office 365
10 14 (0.68%) SaaS
10 14 (0.68%) Salesforce Sales Cloud
11 12 (0.59%) Amazon EC2
12 11 (0.54%) AWS Lambda
13 10 (0.49%) IaaS
13 10 (0.49%) OpenShift
14 9 (0.44%) CloudFront
15 8 (0.39%) Amazon SQS
15 8 (0.39%) G Suite
Communications & Networking
1 117 (5.70%) HTTP
2 42 (2.05%) TCP/IP
3 25 (1.22%) Internet
4 12 (0.59%) FTP
5 10 (0.49%) Firewall
6 8 (0.39%) SSL
7 4 (0.20%) SMS
8 3 (0.15%) 3G
8 3 (0.15%) AMQP
8 3 (0.15%) DNS
8 3 (0.15%) HTTPS
8 3 (0.15%) Skype
9 2 (0.098%) BGP
9 2 (0.098%) Bluetooth
9 2 (0.098%) CTI
9 2 (0.098%) Intranet
9 2 (0.098%) Kerberos
9 2 (0.098%) OSPF
9 2 (0.098%) SAN
9 2 (0.098%) snoop
Database & Business Intelligence
1 430 (20.97%) SQL Server
2 179 (8.73%) Relational Database
3 137 (6.68%) NoSQL
4 103 (5.02%) RDBMS
5 90 (4.39%) Big Data
6 87 (4.24%) MongoDB
7 86 (4.19%) PostgreSQL
8 79 (3.85%) Hadoop
9 77 (3.75%) MySQL
10 76 (3.71%) Oracle Database
11 73 (3.56%) SQL Server Integration Services
12 61 (2.97%) Data Warehouse
12 61 (2.97%) SQL Server Reporting Services
13 52 (2.54%) SQL Server 2012
14 50 (2.44%) SQL Server 2008
15 33 (1.61%) HBase
15 33 (1.61%) Oracle Database 12c
16 31 (1.51%) SQL Server 2014
17 30 (1.46%) Apache Cassandra
18 29 (1.41%) Redis
Development Applications
1 515 (25.11%) Git (software)
2 366 (17.84%) Jenkins
3 242 (11.80%) JUnit
4 195 (9.51%) Maven
5 181 (8.82%) JIRA
6 177 (8.63%) Mockito
7 165 (8.04%) NUnit
8 137 (6.68%) TeamCity
9 131 (6.39%) Selenium
10 120 (5.85%) Subversion
11 119 (5.80%) Visual Studio
12 116 (5.66%) Gradle
13 104 (5.07%) Mocha
14 97 (4.73%) Jasmine
15 96 (4.68%) webpack
16 87 (4.24%) Team Foundation Server
17 75 (3.66%) Ant
17 75 (3.66%) gulp
18 74 (3.61%) Cucumber
19 69 (3.36%) SonarQube
General
1 409 (19.94%) Finance
2 242 (11.80%) Banking
3 88 (4.29%) Front Office
4 52 (2.54%) Investment Banking
5 41 (2.00%) Publishing
6 39 (1.90%) Retail
7 34 (1.66%) Marketing
8 25 (1.22%) Law
9 14 (0.68%) Advertising
9 14 (0.68%) Back Office
9 14 (0.68%) Retail Banking
10 12 (0.59%) Financial Institution
11 11 (0.54%) Legal
12 10 (0.49%) Games
12 10 (0.49%) Telecoms
13 9 (0.44%) Billing
14 6 (0.29%) Manufacturing
15 5 (0.24%) General Ledger
15 5 (0.24%) Pharmaceutical
16 3 (0.15%) International Banking
Job Titles
1 1,645 (80.20%) Developer
2 382 (18.63%) Java Developer
3 275 (13.41%) .NET Developer
4 263 (12.82%) Senior Developer
5 257 (12.53%) C# Developer
6 165 (8.04%) JavaScript Developer
7 107 (5.22%) Front End Developer (Client-Side Developer)
8 105 (5.12%) React Developer
9 104 (5.07%) SQL Developer
10 103 (5.02%) C# .NET Developer
11 93 (4.53%) Full Stack Developer
12 92 (4.49%) Software Engineer
13 85 (4.14%) Senior Java Developer
14 75 (3.66%) Python Developer
15 64 (3.12%) WPF Developer
16 63 (3.07%) Agile Developer
17 62 (3.02%) iOS Developer
18 60 (2.93%) C# WPF Developer
18 60 (2.93%) Software Developer
19 59 (2.88%) Angular Developer
Libraries, Frameworks & Software Standards
1 597 (29.11%) .NET
2 552 (26.91%) HTML
3 506 (24.67%) CSS
4 449 (21.89%) AngularJS
5 431 (21.01%) Web Services
6 355 (17.31%) RESTful
7 341 (16.63%) REST
8 308 (15.02%) React
9 295 (14.38%) HTML5
10 285 (13.90%) Spring
11 279 (13.60%) ASP.NET
11 279 (13.60%) Node.js
12 274 (13.36%) jQuery
13 233 (11.36%) CSS3
14 229 (11.17%) .NET Framework
15 218 (10.63%) JSON
16 207 (10.09%) ASP.NET Web API
17 200 (9.75%) XML
18 188 (9.17%) SOAP
19 167 (8.14%) ASP.NET MVC
Miscellaneous
1 132 (6.44%) User Experience
2 103 (5.02%) Greenfield Project
3 78 (3.80%) Enterprise Software
4 75 (3.66%) Foreign Exchange (FX)
5 70 (3.41%) Computer Science
6 69 (3.36%) Analytical Skills
7 68 (3.32%) Fintech
7 68 (3.32%) Mobile App
8 52 (2.54%) Virtual Team
9 50 (2.44%) Derivative
10 36 (1.76%) Fixed Income
11 32 (1.56%) Linux Command Line
12 28 (1.37%) Algorithms
12 28 (1.37%) Management Information System
13 26 (1.27%) iPad
14 25 (1.22%) Hedge funds
14 25 (1.22%) N-Tier
15 23 (1.12%) Equities
15 23 (1.12%) iPhone
16 19 (0.93%) Client/Server
Operating Systems
1 283 (13.80%) Linux
2 130 (6.34%) Unix
3 104 (5.07%) Windows
4 90 (4.39%) Apple iOS
5 71 (3.46%) Android
6 22 (1.07%) Windows Server
7 16 (0.78%) Windows Server 2012
8 15 (0.73%) Red Hat Enterprise Linux
9 10 (0.49%) CentOS
9 10 (0.49%) Mac OS X
9 10 (0.49%) Ubuntu
10 7 (0.34%) Solaris
11 4 (0.20%) Windows Server 2008
12 3 (0.15%) Embedded Linux
12 3 (0.15%) Mac OS
13 1 (0.049%) AIX
13 1 (0.049%) Fedora
13 1 (0.049%) Windows 10
13 1 (0.049%) Windows Embedded Compact
Processes & Methodologies
1 1,137 (55.44%) Agile Software Development
2 828 (40.37%) TDD
3 534 (26.04%) Test Automation
4 517 (25.21%) Continuous Integration
5 452 (22.04%) BDD
6 449 (21.89%) Scrum
7 444 (21.65%) MVC
8 259 (12.63%) OO
9 251 (12.24%) Software Engineering
10 186 (9.07%) Microservices
11 171 (8.34%) Front End Development
11 171 (8.34%) Web Development
12 165 (8.04%) SDLC
13 143 (6.97%) DevOps
14 142 (6.92%) Configuration Management
15 135 (6.58%) Kanban
16 133 (6.48%) Continuous Delivery
17 130 (6.34%) Mentoring
18 121 (5.90%) OOP
19 114 (5.56%) E-Commerce
Programming Languages
1 810 (39.49%) JavaScript
2 730 (35.59%) Java
3 614 (29.94%) C#
4 592 (28.86%) SQL
5 207 (10.09%) Python
6 143 (6.97%) TypeScript
7 126 (6.14%) T-SQL
8 111 (5.41%) ES6
9 101 (4.92%) C++
10 86 (4.19%) PL/SQL
11 70 (3.41%) Scala
12 66 (3.22%) Apple Swift
12 66 (3.22%) PHP
13 57 (2.78%) Ruby
14 56 (2.73%) Shell Script
15 54 (2.63%) Objective-C
16 49 (2.39%) XPath
17 40 (1.95%) Groovy
18 34 (1.66%) PowerShell
18 34 (1.66%) VBA
Qualifications
1 112 (5.46%) Degree
2 69 (3.36%) Security Cleared
3 53 (2.58%) SC Cleared
4 31 (1.51%) Computer Science Degree
5 21 (1.02%) BPSS Clearance
6 19 (0.93%) Master's Degree
7 12 (0.59%) PhD
8 10 (0.49%) Microsoft Certification
9 8 (0.39%) ISTQB
10 7 (0.34%) ISEB
11 4 (0.20%) ISTQB Foundation Certification
11 4 (0.20%) MCSD
12 3 (0.15%) DBS Check
12 3 (0.15%) Numerate Degree
12 3 (0.15%) PMI Certification
13 2 (0.098%) DV Cleared
13 2 (0.098%) MCTS
13 2 (0.098%) Siebel Certification
13 2 (0.098%) Sun Certification
14 1 (0.049%) CGEIT
Quality Assurance & Compliance
1 141 (6.87%) QA
2 13 (0.63%) HL7
3 12 (0.59%) Data Quality
3 12 (0.59%) Disclosure Scotland
4 8 (0.39%) ISO/IEC 27001
4 8 (0.39%) MiFID
5 4 (0.20%) WAI
6 2 (0.098%) EMIR
6 2 (0.098%) GDPR
6 2 (0.098%) IEC 62304
6 2 (0.098%) Sarbanes-Oxley
6 2 (0.098%) WCAG
7 1 (0.049%) 21 CFR Part 11
7 1 (0.049%) GAAP
7 1 (0.049%) GCP
7 1 (0.049%) GLP
7 1 (0.049%) GMP
7 1 (0.049%) GxP
7 1 (0.049%) PMO
7 1 (0.049%) SEPA
System Software
1 123 (6.00%) Docker
2 39 (1.90%) Apache ZooKeeper
3 27 (1.32%) HDFS
4 23 (1.12%) Active Directory
5 9 (0.44%) VMware Infrastructure
6 7 (0.34%) Virtual Machines
7 3 (0.15%) Platform Symphony
7 3 (0.15%) Samba
7 3 (0.15%) vSphere
8 1 (0.049%) GeoWebCache
8 1 (0.049%) Varnish
Systems Management
1 115 (5.61%) Ansible
2 114 (5.56%) Puppet
3 98 (4.78%) Opscode Chef
4 29 (1.41%) Hadoop YARN
5 25 (1.22%) Terraform
6 24 (1.17%) Kubernetes
7 14 (0.68%) BladeLogic
8 8 (0.39%) Nagios
9 5 (0.24%) Single Sign-On
10 4 (0.20%) Kibana
10 4 (0.20%) logstash
10 4 (0.20%) Packer
11 3 (0.15%) HP Quality Center
11 3 (0.15%) Prometheus
12 2 (0.098%) HockeyApp
12 2 (0.098%) Icinga
12 2 (0.098%) Mesos
12 2 (0.098%) Oozie
12 2 (0.098%) Rancher
12 2 (0.098%) Salt
Vendors
1 258 (12.58%) Oracle
2 254 (12.38%) Microsoft
3 54 (2.63%) Adobe
4 42 (2.05%) IBM
5 39 (1.90%) Google
6 35 (1.71%) HP
7 32 (1.56%) Apple
7 32 (1.56%) Coverity
8 29 (1.41%) Perforce
9 28 (1.37%) SAP
10 26 (1.27%) TIBCO
11 25 (1.22%) Atlassian
12 20 (0.98%) Salesforce.com
13 17 (0.83%) Sybase
14 16 (0.78%) VMware
15 15 (0.73%) Red Hat
15 15 (0.73%) Sitecore
16 14 (0.68%) Software AG
16 14 (0.68%) Tableau
16 14 (0.68%) webMethods