Period
to 19 November 2017

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 19 November 2017 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
19 Nov 2017
Same period 2016 Same period 2015
Rank 130 141 120
Rank change year-on-year +11 -21 +24
Contract jobs citing Unit Testing 2006 1968 2141
As % of all contract IT jobs advertised in the UK 1.98% 1.88% 1.87%
As % of the Processes & Methodologies category 2.34% 2.24% 2.28%
Number of daily rates quoted 1453 1339 1482
UK median daily rate £450 £425 £425
Median daily rate % change year-on-year +5.88% - +6.25%
10th Percentile £320 £306 £300
90th Percentile £605 £575 £575
UK excluding London median daily rate £400 £390 £375
% change year-on-year +2.56% +4.00% +3.45%
Number of hourly rates quoted 25 11 24
UK median hourly rate £42.50 £42.00 £38.75
Median hourly rate % change year-on-year +1.19% +8.39% +2.65%
10th Percentile £25.62 £30.00 £32.84
90th Percentile £50.25 £48.75 £48.75
UK excluding London median hourly rate £45.00 £42.25 £37.50
% change year-on-year +6.51% +12.67% -

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 85705 87976 93705
As % of all contract IT jobs advertised in the UK 84.52% 83.91% 81.76%
Number of daily rates quoted 57093 58207 60721
UK median daily rate £450 £425 £413
Median daily rate % change year-on-year +5.88% +3.03% +3.13%
10th Percentile £281 £263 £263
90th Percentile £630 £600 £600
UK excluding London median daily rate £400 £400 £385
% change year-on-year - +3.90% +2.67%
Number of hourly rates quoted 2022 2335 2744
UK median hourly rate £23.32 £24.00 £22.50
Median hourly rate % change year-on-year -2.83% +6.67% +18.42%
10th Percentile £11.35 £11.32 £11.50
90th Percentile £49.75 £48.75 £47.71
UK excluding London median hourly rate £24.00 £24.37 £23.75
% change year-on-year -1.50% +2.59% +18.75%

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 19 November 2017.

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 19 November 2017.

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 19 November 2017. 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 +7 1853 £450 +5.88% 260
UK excluding London +5 1016 £400 +2.56% 189
London -2 957 £500 +5.26% 80
South East +36 334 £450 +14.29% 44
North of England -13 236 £375 -6.25% 65
Midlands +58 161 £350 -7.89% 36
North West +15 136 £375 -6.25% 39
South West +14 115 £350 -5.41% 11
East Midlands +41 92 £348 -13.13% 20
Yorkshire -37 75 £388 -3.19% 18
West Midlands +41 68 £375 - 16
Scotland -35 59 £368 -2.00% 5
Wales +31 47 £375 -11.76% 4
East of England -49 43 £400 +18.52% 24
North East +27 27 £375 -14.04% 8
Northern Ireland -27 23 £450 +18.42%
Channel Islands +7 5 - -

For the 6 months to 19 November 2017, IT contractor jobs citing Unit Testing also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads with a requirement for Unit Testing.

1 1094 (54.54%) Agile Software Development
2 780 (38.88%) JavaScript
3 758 (37.79%) TDD
4 737 (36.74%) Java
5 608 (30.31%) C#
6 594 (29.61%) SQL
7 585 (29.16%) .NET
8 574 (28.61%) HTML
9 503 (25.07%) Git (software)
10 499 (24.88%) CSS
11 493 (24.58%) Scrum
12 484 (24.13%) Test Automation
13 472 (23.53%) Continuous Integration
14 448 (22.33%) MVC
15 412 (20.54%) Web Services
16 387 (19.29%) AngularJS
17 372 (18.54%) Finance
18 369 (18.39%) SQL Server
19 361 (18.00%) BDD
20 333 (16.60%) RESTful
21 317 (15.80%) REST
22 316 (15.75%) OO
23 309 (15.40%) ASP.NET
24 307 (15.30%) Jenkins
25 304 (15.15%) HTML5
26 287 (14.31%) Linux
27 284 (14.16%) Software Engineering
28 279 (13.91%) Spring
29 263 (13.11%) JUnit
29 263 (13.11%) Node.js

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 99 (4.94%) Apache
2 86 (4.29%) CMS
3 80 (3.99%) Confluence
4 75 (3.74%) Apache Spark
5 72 (3.59%) JBoss
6 71 (3.54%) Elasticsearch
7 63 (3.14%) Tomcat
8 58 (2.89%) SharePoint
9 40 (1.99%) Oracle SOA Suite
10 30 (1.50%) Adobe Experience Manager
11 29 (1.45%) WebLogic
12 28 (1.40%) Apache Solr
13 25 (1.25%) GlassFish
14 23 (1.15%) Drupal
14 23 (1.15%) Umbraco
15 18 (0.90%) IIS
15 18 (0.90%) WebSphere
16 17 (0.85%) Cloud Foundry
17 16 (0.80%) BizTalk Server
17 16 (0.80%) iPlanet
Applications
1 27 (1.35%) Microsoft Excel
2 10 (0.50%) MS Visio
3 9 (0.45%) Microsoft Office
4 8 (0.40%) Microsoft Project
5 7 (0.35%) Adobe Illustrator
6 6 (0.30%) Adobe Creative Suite
6 6 (0.30%) Pipeline Pilot
7 5 (0.25%) Photoshop
8 3 (0.15%) InVision
8 3 (0.15%) Microsoft PowerPoint
8 3 (0.15%) Spreadsheet
9 2 (0.100%) OmniGraffle
10 1 (0.050%) LaTeX
Business Applications
1 28 (1.40%) Dynamics CRM
2 13 (0.65%) Magento
3 11 (0.55%) Oracle BPM
4 9 (0.45%) Oracle Procure-to-Pay
5 7 (0.35%) BusinessWorks
5 7 (0.35%) Temenos T24
6 6 (0.30%) Hyperion Planning
7 5 (0.25%) Kondor
7 5 (0.25%) SAP FI
8 4 (0.20%) Adobe Campaign
8 4 (0.20%) Dynamics AX
8 4 (0.20%) SAP CO
8 4 (0.20%) SAP FI/CO
9 3 (0.15%) HFM
9 3 (0.15%) Markit EDM
9 3 (0.15%) Oracle Applications
9 3 (0.15%) Oracle ERP
9 3 (0.15%) SunGard Martini
10 2 (0.100%) Endur
10 2 (0.100%) SAP MM
Cloud Services
1 220 (10.97%) Amazon AWS
2 139 (6.93%) Microsoft Azure
3 75 (3.74%) npm
4 55 (2.74%) GitHub
5 34 (1.69%) Cloud Computing
6 29 (1.45%) PaaS
7 25 (1.25%) SaaS
8 18 (0.90%) Serverless
9 13 (0.65%) Office 365
10 12 (0.60%) Amazon EC2
10 12 (0.60%) Amazon S3
10 12 (0.60%) Firebase
11 10 (0.50%) IaaS
11 10 (0.50%) OpenShift
12 9 (0.45%) Yarn
13 8 (0.40%) G Suite
14 6 (0.30%) Amazon SQS
14 6 (0.30%) Google Cloud Platform
15 5 (0.25%) AWS Lambda
15 5 (0.25%) Google Analytics
Communications & Networking
1 77 (3.84%) HTTP
2 50 (2.49%) TCP/IP
3 27 (1.35%) Internet
4 23 (1.15%) Firewall
5 17 (0.85%) DNS
6 15 (0.75%) LDAP
7 13 (0.65%) SSL
8 12 (0.60%) FTP
8 12 (0.60%) SAN
9 10 (0.50%) FCoE
9 10 (0.50%) iSCSI
9 10 (0.50%) WAN
10 8 (0.40%) Kerberos
11 6 (0.30%) NAS
12 5 (0.25%) SMS
13 4 (0.20%) AMQP
13 4 (0.20%) ICMP
14 3 (0.15%) 3G
14 3 (0.15%) CTI
14 3 (0.15%) VLAN
Database & Business Intelligence
1 369 (18.39%) SQL Server
2 161 (8.03%) Relational Database
3 147 (7.33%) NoSQL
4 113 (5.63%) MongoDB
5 100 (4.99%) Big Data
6 92 (4.59%) Hadoop
7 91 (4.54%) RDBMS
8 79 (3.94%) SQL Server Integration Services
9 77 (3.84%) MySQL
10 70 (3.49%) SQL Server Reporting Services
11 64 (3.19%) PostgreSQL
12 61 (3.04%) Data Warehouse
13 54 (2.69%) Oracle Database
14 41 (2.04%) Apache Cassandra
15 32 (1.60%) SQL Server 2012
16 31 (1.55%) SQL Server 2008
17 29 (1.45%) SQL Server 2016
17 29 (1.45%) SQL Server Analysis Services
18 28 (1.40%) SQL Server 2014
19 27 (1.35%) HBase
Development Applications
1 503 (25.07%) Git (software)
2 307 (15.30%) Jenkins
3 263 (13.11%) JUnit
4 186 (9.27%) JIRA
5 170 (8.47%) Maven
6 134 (6.68%) Mockito
7 125 (6.23%) NUnit
8 111 (5.53%) Gradle
8 111 (5.53%) Selenium
9 108 (5.38%) TeamCity
10 104 (5.18%) gulp
11 93 (4.64%) Subversion
12 92 (4.59%) Visual Studio
13 83 (4.14%) Team Foundation Server
14 82 (4.09%) Eclipse
15 72 (3.59%) Cucumber
16 67 (3.34%) webpack
17 66 (3.29%) Mocha
18 64 (3.19%) Jasmine
19 61 (3.04%) Grunt
General
1 372 (18.54%) Finance
2 261 (13.01%) Banking
3 92 (4.59%) Front Office
4 64 (3.19%) Investment Banking
5 47 (2.34%) Publishing
6 46 (2.29%) Retail
7 27 (1.35%) Marketing
8 26 (1.30%) Back Office
9 20 (1.00%) Games
10 19 (0.95%) Law
11 16 (0.80%) Retail Banking
12 15 (0.75%) Financial Institution
12 15 (0.75%) Legal
13 14 (0.70%) Telecoms
14 10 (0.50%) Advertising
15 8 (0.40%) Manufacturing
16 7 (0.35%) International Banking
17 3 (0.15%) Automotive
17 3 (0.15%) Billing
18 2 (0.100%) Electronics
Job Titles
1 1613 (80.41%) Developer
2 354 (17.65%) Java Developer
3 292 (14.56%) .NET Developer
4 262 (13.06%) Senior Developer
5 228 (11.37%) C# Developer
6 146 (7.28%) JavaScript Developer
7 112 (5.58%) C# .NET Developer
8 101 (5.03%) SQL Developer
9 93 (4.64%) Front End Developer (Client-Side Developer)
10 89 (4.44%) Full Stack Developer
11 84 (4.19%) Software Engineer
12 83 (4.14%) iOS Developer
13 80 (3.99%) Android Developer
14 78 (3.89%) ASP.NET MVC Developer
15 67 (3.34%) Agile Developer
15 67 (3.34%) HTML Developer
16 66 (3.29%) ASP.NET Developer
17 63 (3.14%) Python Developer
18 59 (2.94%) Senior .NET Developer
19 58 (2.89%) Senior Java Developer
Libraries, Frameworks & Software Standards
1 585 (29.16%) .NET
2 574 (28.61%) HTML
3 499 (24.88%) CSS
4 412 (20.54%) Web Services
5 387 (19.29%) AngularJS
6 333 (16.60%) RESTful
7 317 (15.80%) REST
8 309 (15.40%) ASP.NET
9 304 (15.15%) HTML5
10 279 (13.91%) Spring
11 263 (13.11%) Node.js
12 251 (12.51%) jQuery
13 231 (11.52%) JSON
14 219 (10.92%) CSS3
15 206 (10.27%) React
16 189 (9.42%) ASP.NET MVC
17 181 (9.02%) ASP.NET Web API
18 176 (8.77%) XML
19 173 (8.62%) .NET Framework
20 147 (7.33%) SOAP
Miscellaneous
1 158 (7.88%) User Experience
2 95 (4.74%) Computer Science
3 87 (4.34%) Greenfield Project
4 84 (4.19%) Analytical Skills
5 83 (4.14%) Mobile App
6 73 (3.64%) Foreign Exchange (FX)
7 59 (2.94%) Derivative
7 59 (2.94%) Enterprise Software
8 48 (2.39%) Fintech
9 44 (2.19%) Fixed Income
10 39 (1.94%) Virtual Team
11 31 (1.55%) N-Tier
12 29 (1.45%) Algorithms
13 28 (1.40%) Data Structures
14 27 (1.35%) Linux Command Line
15 26 (1.30%) Management Information System
16 24 (1.20%) iPad
17 22 (1.10%) Equities
17 22 (1.10%) iPhone
18 21 (1.05%) Data Centre
Operating Systems
1 287 (14.31%) Linux
2 156 (7.78%) Unix
3 119 (5.93%) Apple iOS
4 115 (5.73%) Android
5 110 (5.48%) Windows
6 24 (1.20%) Solaris
7 19 (0.95%) Red Hat Enterprise Linux
8 18 (0.90%) AIX
8 18 (0.90%) SUSE
9 17 (0.85%) HPUX
9 17 (0.85%) Windows Server
10 11 (0.55%) Mac OS
11 9 (0.45%) Ubuntu
12 7 (0.35%) CentOS
13 5 (0.25%) Windows Server 2012
14 3 (0.15%) Embedded Linux
14 3 (0.15%) Windows Server 2008
15 2 (0.100%) Mac OS X
16 1 (0.050%) Fedora
16 1 (0.050%) Windows Embedded Compact
Processes & Methodologies
1 1094 (54.54%) Agile Software Development
2 758 (37.79%) TDD
3 493 (24.58%) Scrum
4 484 (24.13%) Test Automation
5 472 (23.53%) Continuous Integration
6 448 (22.33%) MVC
7 361 (18.00%) BDD
8 316 (15.75%) OO
9 284 (14.16%) Software Engineering
10 174 (8.67%) Web Development
11 171 (8.52%) Front End Development
12 162 (8.08%) DevOps
13 155 (7.73%) SDLC
14 149 (7.43%) OOP
15 128 (6.38%) Kanban
16 127 (6.33%) Microservices
17 114 (5.68%) Pair Programming
18 113 (5.63%) E-Commerce
18 113 (5.63%) Mentoring
19 111 (5.53%) SOLID
Programming Languages
1 780 (38.88%) JavaScript
2 737 (36.74%) Java
3 608 (30.31%) C#
4 594 (29.61%) SQL
5 173 (8.62%) Python
6 145 (7.23%) C++
7 138 (6.88%) T-SQL
8 100 (4.99%) Scala
9 93 (4.64%) PL/SQL
10 87 (4.34%) TypeScript
11 84 (4.19%) ES6
12 78 (3.89%) Apple Swift
13 75 (3.74%) Objective-C
14 67 (3.34%) PHP
15 61 (3.04%) Shell Script
16 55 (2.74%) Bash Shell
17 54 (2.69%) Perl
18 47 (2.34%) C
18 47 (2.34%) Ruby
19 41 (2.04%) VBA
Qualifications
1 155 (7.73%) Degree
2 86 (4.29%) Security Cleared
3 59 (2.94%) SC Cleared
4 53 (2.64%) Computer Science Degree
5 23 (1.15%) Master's Degree
6 17 (0.85%) BPSS Clearance
7 13 (0.65%) Microsoft Certification
8 12 (0.60%) PhD
9 8 (0.40%) ISEB
10 7 (0.35%) ISTQB
11 5 (0.25%) DV Cleared
11 5 (0.25%) Sun Certification
12 4 (0.20%) MCITP
12 4 (0.20%) MCSD
12 4 (0.20%) MCTS
13 3 (0.15%) AWS Certification
13 3 (0.15%) Siebel Certification
14 2 (0.100%) DBS Check
14 2 (0.100%) ISTQB Foundation Certification
14 2 (0.100%) Numerate Degree
Quality Assurance & Compliance
1 160 (7.98%) QA
2 21 (1.05%) MiFID
3 15 (0.75%) Data Quality
4 10 (0.50%) Disclosure Scotland
4 10 (0.50%) WAI
5 9 (0.45%) WCAG
6 3 (0.15%) EMIR
6 3 (0.15%) GAAP
6 3 (0.15%) ISO/IEC 27001
7 2 (0.100%) IEC 62304
7 2 (0.100%) Sarbanes-Oxley
8 1 (0.050%) COBIT
8 1 (0.050%) DICOM
8 1 (0.050%) ISO 14001
8 1 (0.050%) ISO 9001
System Software
1 133 (6.63%) Docker
2 36 (1.79%) Apache ZooKeeper
3 28 (1.40%) Active Directory
4 26 (1.30%) HDFS
5 15 (0.75%) VMware Infrastructure
6 13 (0.65%) Samba
7 8 (0.40%) Hyper-V
7 8 (0.40%) KVM
7 8 (0.40%) Veritas Volume Manager
8 7 (0.35%) Virtual Machines
9 6 (0.30%) Oracle RAC
10 3 (0.15%) Platform Symphony
10 3 (0.15%) Varnish
10 3 (0.15%) vSphere
11 2 (0.100%) LXC
Systems Management
1 76 (3.79%) Ansible
2 71 (3.54%) Puppet
3 69 (3.44%) Opscode Chef
4 37 (1.84%) Terraform
5 19 (0.95%) Kubernetes
6 18 (0.90%) Hadoop YARN
7 15 (0.75%) Oozie
8 6 (0.30%) OpenView
9 5 (0.25%) logstash
9 5 (0.25%) Oracle Identity Management
9 5 (0.25%) Oracle Identity Manager
9 5 (0.25%) Prometheus
10 4 (0.20%) Kibana
10 4 (0.20%) Mesos
11 3 (0.15%) Ambari
11 3 (0.15%) HP Quality Center
11 3 (0.15%) Packer
12 2 (0.100%) BladeLogic
12 2 (0.100%) Icinga
12 2 (0.100%) Nagios
Vendors
1 245 (12.21%) Oracle
2 242 (12.06%) Microsoft
3 50 (2.49%) Perforce
4 42 (2.09%) IBM
5 41 (2.04%) Apple
6 36 (1.79%) Red Hat
7 35 (1.74%) Google
8 33 (1.65%) Adobe
9 31 (1.55%) HP
10 28 (1.40%) SAP
11 26 (1.30%) VMware
12 19 (0.95%) Coverity
12 19 (0.95%) Sybase
13 17 (0.85%) TIBCO
14 16 (0.80%) Atlassian
14 16 (0.80%) DevExpress
14 16 (0.80%) Sitecore
14 16 (0.80%) Sun
15 13 (0.65%) Cisco
15 13 (0.65%) F5