Period
to 14 November 2018

The following table provides summary statistics for contract job vacancies advertised in the South East with a requirement for TDD skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited TDD over the 6 months to 14 November 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.

Test-Driven Development (TDD)
England > South East
6 months to
14 Nov 2018
Same period 2017 Same period 2016
Rank 32 31 48
Rank change year-on-year -1 +17 -1
Contract jobs citing TDD 1,055 976 648
As % of all contract IT jobs advertised in the South East 6.31% 5.78% 3.87%
As % of the Processes & Methodologies category 7.32% 6.87% 4.61%
Number of daily rates quoted 773 680 446
South East median daily rate £484 £425 £442
Median daily rate % change year-on-year +13.88% -3.74% +12.84%
10th Percentile £363 £325 £319
90th Percentile £575 £575 £556
England median daily rate £505 £493 £455
% change year-on-year +2.38% +8.41% +4.00%
Number of hourly rates quoted 7 21 5
South East median hourly rate £40.00 £45.00 £40.00
Median hourly rate % change year-on-year -11.11% +12.50% -20.00%
10th Percentile £21.45 £40.00 £35.60
90th Percentile £54.00 £48.75 £47.50
England median hourly rate £43.75 £45.00 £42.50
% change year-on-year -2.78% +5.88% +6.25%

TDD 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 South East with a requirement for process or methodology skills.

All Process and Methodology Skills
South East
Contract vacancies with a requirement for process or methodology skills 14,421 14,214 14,061
As % of all contract IT jobs advertised in the South East 86.19% 84.17% 83.99%
Number of daily rates quoted 8,717 8,481 8,462
South East median daily rate £438 £425 £400
Median daily rate % change year-on-year +2.94% +6.25% +2.56%
10th Percentile £275 £263 £250
90th Percentile £588 £575 £556
England median daily rate £475 £450 £425
% change year-on-year +5.56% +5.88% +1.19%
Number of hourly rates quoted 469 480 582
South East median hourly rate £28.50 £22.50 £24.11
Median hourly rate % change year-on-year +26.67% -6.66% +0.44%
10th Percentile £12.00 £11.25 £11.50
90th Percentile £52.50 £50.00 £50.00
England median hourly rate £22.00 £23.11 £22.84
% change year-on-year -4.79% +1.19% +3.80%

TDD
Job Vacancy Trend in the South East

Job postings citing TDD as a percentage of all IT jobs advertised in the South East.

Job vacancy trend for TDD in the South East

TDD
Contractor Daily Rate Trend in the South East

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing TDD in the South East.

Contractor daily rate trend for TDD in the South East

TDD
Contractor Daily Rate Histogram in the South East

The daily rate distribution of IT jobs citing TDD in the South East over the 6 months to 14 November 2018.

Contractor daily rate histogram for TDD in the South East

TDD
Contractor Hourly Rate Trend in the South East

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing TDD in the South East.

Contractor hourly rate trend for TDD in the South East

TDD
Contractor Hourly Rate Histogram in the South East

The hourly rate distribution of IT jobs citing TDD in the South East over the 6 months to 14 November 2018.

Contractor hourly rate histogram for TDD in the South East

TDD
Contract Job Locations in the South East

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing TDD within the South East region over the 6 months to 14 November 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
Hampshire +39 290 £513 +25.77% 67
Thames Valley -28 284 £425 -5.56% 113
Surrey +23 257 £500 +3.36% 58
Berkshire -2 155 £425 +6.25% 54
Buckinghamshire -18 96 £433 +11.61% 31
West Sussex +11 78 £438 +27.74% 24
Kent +4 69 £425 +21.43% 32
East Sussex -4 46 £425 +13.33% 25
Oxfordshire -52 33 £450 -10.00% 28
Middlesex +8 12 £425 -15.00% 1
Sussex +3 1 £438 -16.67%
TDD
England

For the 6 months to 14 November 2018, IT contractor jobs citing TDD 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 South East region with a requirement for TDD.

1 784 (74.31%) Agile Software Development
2 504 (47.77%) Java
3 483 (45.78%) BDD
4 376 (35.64%) JavaScript
5 340 (32.23%) Spring
6 332 (31.47%) C#
7 313 (29.67%) Scrum
8 299 (28.34%) Git (software)
9 295 (27.96%) Continuous Integration
10 287 (27.20%) .NET
11 240 (22.75%) RESTful
11 240 (22.75%) REST
11 240 (22.75%) Jenkins
12 234 (22.18%) AngularJS
13 233 (22.09%) Amazon AWS
14 229 (21.71%) HTML
15 221 (20.95%) CSS
15 221 (20.95%) MVC
16 219 (20.76%) Microservices
17 215 (20.38%) NoSQL
18 209 (19.81%) Test Automation
19 201 (19.05%) Greenfield Project
20 180 (17.06%) SQL
21 178 (16.87%) Microsoft Azure
22 173 (16.40%) Web Services
22 173 (16.40%) OO
23 155 (14.69%) MongoDB
23 155 (14.69%) Spring Boot
24 154 (14.60%) ASP.NET Web API
25 151 (14.31%) Java 8

TDD
Co-occurring IT Skills in the South East 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 89 (8.44%) Tomcat
2 66 (6.26%) Confluence
3 64 (6.07%) JBoss
4 61 (5.78%) Jetty
5 59 (5.59%) CMS
6 54 (5.12%) Apache
7 50 (4.74%) Apache Spark
8 42 (3.98%) MQSeries
9 36 (3.41%) WebLogic
10 33 (3.13%) WebSphere
11 30 (2.84%) Sitecore CMS
12 28 (2.65%) Elasticsearch
12 28 (2.65%) OpenStack
13 23 (2.18%) Cloud Foundry
14 15 (1.42%) IIS
15 14 (1.33%) Oracle SOA Suite
16 11 (1.04%) Adobe Experience Manager
16 11 (1.04%) Apache Solr
16 11 (1.04%) EPiServer
16 11 (1.04%) GemFire
Applications
1 4 (0.38%) Microsoft Excel
2 1 (0.095%) Doxygen
2 1 (0.095%) InfoPath
2 1 (0.095%) Photoshop
Business Applications
1 7 (0.66%) Magento
2 3 (0.28%) Oracle BPM
3 1 (0.095%) Distributed Ledger
3 1 (0.095%) Dynamics CRM
Cloud Services
1 233 (22.09%) Amazon AWS
2 178 (16.87%) Microsoft Azure
3 61 (5.78%) Serverless
4 46 (4.36%) GitHub
5 33 (3.13%) PaaS
6 27 (2.56%) AWS Lambda
7 16 (1.52%) AWS CloudFormation
8 15 (1.42%) Amazon EC2
9 14 (1.33%) Amazon SQS
10 13 (1.23%) OpenShift
10 13 (1.23%) SaaS
11 12 (1.14%) Amazon Kinesis
11 12 (1.14%) Google Cloud Platform
12 10 (0.95%) Amazon CloudWatch
12 10 (0.95%) Amazon ElastiCache
12 10 (0.95%) Amazon S3
12 10 (0.95%) CloudFront
13 8 (0.76%) Azure Functions
13 8 (0.76%) NuGet
14 7 (0.66%) Google Play
Communications & Networking
1 37 (3.51%) HTTP
2 12 (1.14%) Internet
3 5 (0.47%) SSL
4 4 (0.38%) MQTT
5 2 (0.19%) TCP/IP
6 1 (0.095%) Firewall
6 1 (0.095%) Intranet
6 1 (0.095%) Kerberos
6 1 (0.095%) RFID
6 1 (0.095%) Skype
6 1 (0.095%) SSH
Database & Business Intelligence
1 215 (20.38%) NoSQL
2 155 (14.69%) MongoDB
3 138 (13.08%) SQL Server
4 132 (12.51%) Hadoop
5 87 (8.25%) Big Data
6 80 (7.58%) Apache Cassandra
7 70 (6.64%) PostgreSQL
8 67 (6.35%) MySQL
9 54 (5.12%) Relational Database
10 43 (4.08%) Couchbase
11 28 (2.65%) HBase
12 24 (2.27%) Amazon DynamoDB
13 20 (1.90%) Redis
14 18 (1.71%) Data Warehouse
15 17 (1.61%) SQL Server Integration Services
16 16 (1.52%) RDBMS
17 14 (1.33%) Parquet
17 14 (1.33%) SQL Server 2016
18 11 (1.04%) Apache Hive
19 9 (0.85%) SQL Server 2008
Development Applications
1 299 (28.34%) Git (software)
2 240 (22.75%) Jenkins
3 129 (12.23%) Maven
4 121 (11.47%) JIRA
5 90 (8.53%) JUnit
6 78 (7.39%) Selenium
7 60 (5.69%) Cucumber
8 57 (5.40%) Team Foundation Server
9 55 (5.21%) Visual Studio Team System
10 48 (4.55%) Subversion
11 40 (3.79%) Visual Studio
12 37 (3.51%) Gradle
12 37 (3.51%) TeamCity
13 36 (3.41%) NUnit
14 32 (3.03%) Mercurial
14 32 (3.03%) Mockito
15 30 (2.84%) MSTest
15 30 (2.84%) WebDriver
16 26 (2.46%) Eclipse
16 26 (2.46%) IntelliJ
General
1 140 (13.27%) Finance
2 60 (5.69%) Games
3 31 (2.94%) Retail
4 25 (2.37%) Banking
5 16 (1.52%) Telecoms
6 13 (1.23%) Marketing
7 5 (0.47%) Back Office
7 5 (0.47%) Retail Banking
8 4 (0.38%) Automotive
9 3 (0.28%) Corporate Banking
9 3 (0.28%) Publishing
10 2 (0.19%) Billing
10 2 (0.19%) Investment Banking
11 1 (0.095%) Advertising
11 1 (0.095%) Electronics
11 1 (0.095%) Financial Institution
11 1 (0.095%) Law
11 1 (0.095%) Legal
11 1 (0.095%) Manufacturing
Job Titles
1 862 (81.71%) Developer
2 356 (33.74%) Java Developer
3 213 (20.19%) .NET Developer
4 109 (10.33%) C# Developer
5 94 (8.91%) Senior Developer
6 77 (7.30%) C# .NET Developer
7 72 (6.82%) Front End Developer (Client-Side Developer)
8 59 (5.59%) JavaScript Developer
9 51 (4.83%) Angular Developer
10 50 (4.74%) Agile Developer
11 46 (4.36%) Software Developer
12 44 (4.17%) Lead Developer
13 41 (3.89%) React Developer
13 41 (3.89%) Senior .NET Developer
14 39 (3.70%) Full Stack Developer
15 35 (3.32%) Senior Java Developer
16 33 (3.13%) Scala Developer
16 33 (3.13%) SQL Developer
17 32 (3.03%) Tester
18 29 (2.75%) Software Engineer
Libraries, Frameworks & Software Standards
1 340 (32.23%) Spring
2 287 (27.20%) .NET
3 240 (22.75%) REST
3 240 (22.75%) RESTful
4 234 (22.18%) AngularJS
5 229 (21.71%) HTML
6 221 (20.95%) CSS
7 173 (16.40%) Web Services
8 155 (14.69%) Spring Boot
9 154 (14.60%) ASP.NET Web API
10 144 (13.65%) Hibernate
11 143 (13.55%) JSON
12 141 (13.36%) .NET Framework
13 139 (13.18%) React
14 127 (12.04%) ASP.NET
15 123 (11.66%) Node.js
16 96 (9.10%) Entity Framework
17 89 (8.44%) Kafka
18 87 (8.25%) HTML5
19 81 (7.68%) jQuery
Miscellaneous
1 201 (19.05%) Greenfield Project
2 59 (5.59%) User Experience
3 45 (4.27%) Mobile App
4 30 (2.84%) Analytical Skills
5 20 (1.90%) Virtual Team
6 19 (1.80%) Self-Motivation
7 18 (1.71%) Enterprise Software
7 18 (1.71%) Linux Command Line
8 17 (1.61%) Computer Science
9 14 (1.33%) Fintech
10 8 (0.76%) NHS
11 7 (0.66%) Reference Data
12 6 (0.57%) Blog
12 6 (0.57%) Smart Home
13 5 (0.47%) iPad
14 4 (0.38%) Algorithms
14 4 (0.38%) Tandem
15 3 (0.28%) Cloud Native
15 3 (0.28%) Public Cloud
15 3 (0.28%) Social Network
Operating Systems
1 112 (10.62%) Linux
2 60 (5.69%) Unix
3 44 (4.17%) Windows
4 29 (2.75%) Android
5 21 (1.99%) Apple iOS
6 12 (1.14%) Windows Server
7 6 (0.57%) Mac OS X
8 3 (0.28%) Windows Server 2003
9 2 (0.19%) VMS
10 1 (0.095%) CentOS
10 1 (0.095%) Red Hat Enterprise Linux
10 1 (0.095%) Solaris
10 1 (0.095%) Ubuntu
Processes & Methodologies
1 784 (74.31%) Agile Software Development
2 483 (45.78%) BDD
3 313 (29.67%) Scrum
4 295 (27.96%) Continuous Integration
5 221 (20.95%) MVC
6 219 (20.76%) Microservices
7 209 (19.81%) Test Automation
8 173 (16.40%) OO
9 148 (14.03%) Kanban
10 144 (13.65%) Software Engineering
11 129 (12.23%) Unit Testing
12 122 (11.56%) DevOps
13 116 (11.00%) Digital Transformation Programme
14 99 (9.38%) E-Commerce
15 95 (9.00%) Multithreading
15 95 (9.00%) Pair Programming
16 90 (8.53%) Problem-Solving
17 84 (7.96%) Front End Development
18 79 (7.49%) User Stories
19 68 (6.45%) OOP
Programming Languages
1 504 (47.77%) Java
2 376 (35.64%) JavaScript
3 332 (31.47%) C#
4 180 (17.06%) SQL
5 151 (14.31%) Java 8
6 105 (9.95%) Scala
7 49 (4.64%) Ruby
8 48 (4.55%) Java 9
9 43 (4.08%) Python
10 41 (3.89%) TypeScript
11 26 (2.46%) C++
12 22 (2.09%) Shell Script
13 21 (1.99%) T-SQL
14 15 (1.42%) ES6
14 15 (1.42%) PHP
15 13 (1.23%) Go
16 12 (1.14%) PL/SQL
17 11 (1.04%) Apple Swift
17 11 (1.04%) R
18 9 (0.85%) Groovy
Qualifications
1 59 (5.59%) Degree
2 56 (5.31%) Security Cleared
3 42 (3.98%) SC Cleared
4 35 (3.32%) BPSS Clearance
5 11 (1.04%) Computer Science Degree
5 11 (1.04%) ISTQB
6 7 (0.66%) Master's Degree
7 5 (0.47%) BC Cleared
7 5 (0.47%) ISEB
7 5 (0.47%) ISTQB Foundation Certification
8 4 (0.38%) Numerate Degree
9 3 (0.28%) DBS Check
10 2 (0.19%) DV Cleared
10 2 (0.19%) PMI Certification
10 2 (0.19%) PMP
11 1 (0.095%) HND
Quality Assurance & Compliance
1 66 (6.26%) QA
2 11 (1.04%) WCAG
3 7 (0.66%) Data Quality
4 5 (0.47%) GDPR
4 5 (0.47%) ISO/IEC 27001
4 5 (0.47%) PMO
5 3 (0.28%) Disclosure Scotland
6 1 (0.095%) DICOM
6 1 (0.095%) ISO 9001
System Software
1 139 (13.18%) Docker
2 51 (4.83%) Apache ZooKeeper
3 32 (3.03%) HDFS
4 5 (0.47%) Active Directory
5 4 (0.38%) Firmware
5 4 (0.38%) VMware Infrastructure
6 2 (0.19%) KVM
6 2 (0.19%) VirtualBox
6 2 (0.19%) vSphere
7 1 (0.095%) Apache Flume
Systems Management
1 111 (10.52%) Ansible
2 104 (9.86%) Opscode Chef
2 104 (9.86%) Puppet
3 61 (5.78%) Cobbler
4 47 (4.45%) Hadoop YARN
5 34 (3.22%) Kubernetes
6 12 (1.14%) Terraform
7 5 (0.47%) Grafana
7 5 (0.47%) HP Quality Center
7 5 (0.47%) Kibana
8 4 (0.38%) Mesos
9 3 (0.28%) Graphite
9 3 (0.28%) Single Sign-On
10 2 (0.19%) logstash
11 1 (0.095%) HP ALM
11 1 (0.095%) Oozie
11 1 (0.095%) Opsview
11 1 (0.095%) Packer
11 1 (0.095%) Prometheus
Vendors
1 89 (8.44%) Oracle
2 68 (6.45%) Microsoft
3 47 (4.45%) Google
4 30 (2.84%) Sitecore
5 17 (1.61%) Atlassian
6 12 (1.14%) Apple
7 11 (1.04%) Adobe
7 11 (1.04%) Talend
7 11 (1.04%) Xamarin
8 9 (0.85%) WSO2
9 7 (0.66%) Cloudera
10 6 (0.57%) Informatica
10 6 (0.57%) Red Hat
11 5 (0.47%) ATG
11 5 (0.47%) Demandware
11 5 (0.47%) hybris
11 5 (0.47%) Teradata
12 4 (0.38%) Anite
12 4 (0.38%) Facebook
12 4 (0.38%) VMware