Period
to 22 November 2017

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 22 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.

Test-Driven Development (TDD)
England > South East
6 months to
22 Nov 2017
Same period 2016 Same period 2015
Rank 31 46 46
Rank change year-on-year +15 0 +19
Contract jobs citing TDD 971 664 751
As % of all contract IT jobs advertised in the South East 5.77% 3.97% 3.92%
As % of the Processes & Methodologies category 6.97% 4.81% 4.86%
Number of daily rates quoted 676 462 575
South East median daily rate £425 £438 £400
Median daily rate % change year-on-year -2.86% +9.38% +6.67%
10th Percentile £327 £320 £306
90th Percentile £575 £556 £500
England median daily rate £500 £460 £440
% change year-on-year +8.70% +4.55% +3.53%
Number of hourly rates quoted 22 3 6
South East median hourly rate £45.00 £36.50 £50.00
Median hourly rate % change year-on-year +23.29% -27.00% +25.00%
10th Percentile £40.00 £35.55 £40.00
90th Percentile £48.75 £45.45 £51.25
England median hourly rate £45.00 £42.50 £40.00
% change year-on-year +5.88% +6.25% +14.29%

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 13929 13803 15455
As % of all contract IT jobs advertised in the South East 82.71% 82.56% 80.70%
Number of daily rates quoted 8358 8333 9223
South East median daily rate £425 £400 £393
Median daily rate % change year-on-year +6.25% +1.91% +4.67%
10th Percentile £263 £250 £256
90th Percentile £575 £563 £538
England median daily rate £450 £425 £423
% change year-on-year +5.88% +0.47% +5.75%
Number of hourly rates quoted 463 548 603
South East median hourly rate £23.00 £27.00 £26.60
Median hourly rate % change year-on-year -14.81% +1.50% +52.00%
10th Percentile £11.25 £11.82 £12.00
90th Percentile £50.00 £52.25 £48.75
England median hourly rate £24.00 £24.43 £22.50
% change year-on-year -1.76% +8.58% +18.42%

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 22 November 2017.

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 22 November 2017.

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 22 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
Thames Valley +23 551 £450 +5.88% 78
Buckinghamshire +49 222 £388 - 14
Oxfordshire +13 177 £500 +11.11% 30
Berkshire +12 152 £400 -3.03% 34
Surrey +4 114 £500 +12.68% 38
Hampshire +23 108 £413 -2.94% 29
Kent +7 83 £350 -17.65% 14
West Sussex -10 52 £343 -27.89% 13
East Sussex -2 47 £375 -16.67% 9
Middlesex +3 15 £500 +14.29% 2
Sussex - 3 £525 - 6
TDD
England

For the 6 months to 22 November 2017, IT contractor jobs citing TDD also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the South East region with a requirement for TDD.

1 765 (78.78%) Agile Software Development
2 403 (41.50%) Java
3 390 (40.16%) Scrum
4 369 (38.00%) BDD
5 335 (34.50%) JavaScript
6 332 (34.19%) Continuous Integration
7 293 (30.18%) AngularJS
8 276 (28.42%) C#
9 270 (27.81%) HTML
10 259 (26.67%) CSS
11 250 (25.75%) .NET
12 244 (25.13%) Git (software)
13 235 (24.20%) MVC
14 218 (22.45%) Web Services
15 206 (21.22%) Test Automation
16 187 (19.26%) SQL Server
16 187 (19.26%) Amazon AWS
17 184 (18.95%) Jenkins
18 176 (18.13%) REST
19 174 (17.92%) SQL
20 171 (17.61%) Spring
21 164 (16.89%) Kanban
22 152 (15.65%) Node.js
23 151 (15.55%) Unit Testing
24 148 (15.24%) RESTful
25 146 (15.04%) Finance
26 144 (14.83%) ASP.NET
27 143 (14.73%) ASP.NET Web API
28 134 (13.80%) Linux
29 111 (11.43%) Microservices

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 63 (6.49%) Apache Spark
2 47 (4.84%) Apache
3 46 (4.74%) Cloud Foundry
4 39 (4.02%) Confluence
5 38 (3.91%) CMS
6 31 (3.19%) Tomcat
7 22 (2.27%) IIS
8 19 (1.96%) JBoss
8 19 (1.96%) Sitecore CMS
9 17 (1.75%) WebSphere
10 15 (1.54%) GemFire
10 15 (1.54%) Oracle SOA Suite
11 14 (1.44%) SharePoint
12 12 (1.24%) NServiceBus
13 10 (1.03%) Elasticsearch
13 10 (1.03%) OpenStack
13 10 (1.03%) WebLogic
14 8 (0.82%) EPiServer
15 7 (0.72%) BizTalk Server
16 6 (0.62%) Drupal
Applications
1 3 (0.31%) Microsoft Office
2 2 (0.21%) Microsoft Project
2 2 (0.21%) MS Visio
3 1 (0.10%) Photoshop
Business Applications
1 13 (1.34%) Magento
2 3 (0.31%) Dynamics CRM
3 2 (0.21%) SAP Hybris
4 1 (0.10%) Summit
Cloud Services
1 187 (19.26%) Amazon AWS
2 78 (8.03%) Microsoft Azure
3 38 (3.91%) PaaS
4 34 (3.50%) GitHub
5 30 (3.09%) npm
6 24 (2.47%) OpenShift
7 21 (2.16%) AWS Lambda
7 21 (2.16%) Serverless
8 18 (1.85%) Google Cloud Platform
9 11 (1.13%) IaaS
10 9 (0.93%) SaaS
11 8 (0.82%) Sauce Labs
12 7 (0.72%) Amazon EC2
12 7 (0.72%) BlazeMeter
13 6 (0.62%) Amazon SQS
13 6 (0.62%) Cloud Computing
14 5 (0.51%) Slack
15 4 (0.41%) Amazon S3
16 3 (0.31%) Dynamics 365
16 3 (0.31%) Office 365
Communications & Networking
1 19 (1.96%) Internet
2 17 (1.75%) HTTP
3 4 (0.41%) Intranet
3 4 (0.41%) SMS
3 4 (0.41%) Unified Communications
4 3 (0.31%) Value-Added Service
5 2 (0.21%) AMQP
5 2 (0.21%) Firewall
6 1 (0.10%) 3GPP
6 1 (0.10%) Diameter Protocol
6 1 (0.10%) Extranet
6 1 (0.10%) LDAP
6 1 (0.10%) MQTT
6 1 (0.10%) SMPP
6 1 (0.10%) SS7
6 1 (0.10%) SSH
6 1 (0.10%) TCP/IP
6 1 (0.10%) VPN
6 1 (0.10%) Wi-Fi
Database & Business Intelligence
1 187 (19.26%) SQL Server
2 92 (9.47%) Big Data
3 84 (8.65%) Hadoop
4 75 (7.72%) NoSQL
5 49 (5.05%) MongoDB
6 39 (4.02%) MySQL
7 26 (2.68%) PostgreSQL
7 26 (2.68%) SQL Server 2012
8 25 (2.57%) HBase
9 21 (2.16%) SQL Server Integration Services
10 20 (2.06%) Redis
11 18 (1.85%) Relational Database
11 18 (1.85%) SQL Server Reporting Services
12 17 (1.75%) Apache Hive
13 13 (1.34%) OLTP
14 11 (1.13%) Apache Cassandra
14 11 (1.13%) Data Warehouse
15 10 (1.03%) DB2
16 8 (0.82%) Amazon DynamoDB
17 7 (0.72%) SQL Server 2008
Development Applications
1 244 (25.13%) Git (software)
2 184 (18.95%) Jenkins
3 109 (11.23%) JIRA
4 83 (8.55%) JUnit
5 77 (7.93%) Maven
5 77 (7.93%) Selenium
6 54 (5.56%) Cucumber
7 53 (5.46%) Team Foundation Server
8 47 (4.84%) gulp
9 45 (4.63%) Protractor
10 43 (4.43%) Jasmine
11 41 (4.22%) Gradle
11 41 (4.22%) Mockito
12 40 (4.12%) Karma Test Runner
13 38 (3.91%) webpack
14 35 (3.60%) IntelliJ
14 35 (3.60%) Mocha
15 28 (2.88%) Grunt
16 27 (2.78%) WebDriver
17 26 (2.68%) Atlassian Bamboo
General
1 146 (15.04%) Finance
2 91 (9.37%) Banking
3 23 (2.37%) Publishing
3 23 (2.37%) Retail
4 19 (1.96%) Telecoms
5 18 (1.85%) Retail Banking
6 13 (1.34%) Automotive
7 9 (0.93%) Games
8 7 (0.72%) Corporate Banking
9 5 (0.51%) Advertising
9 5 (0.51%) Back Office
10 4 (0.41%) Hindi Language
10 4 (0.41%) Investment Banking
10 4 (0.41%) Japanese Language
10 4 (0.41%) Marketing
11 3 (0.31%) Legal
12 2 (0.21%) Electronics
12 2 (0.21%) Financial Institution
12 2 (0.21%) Manufacturing
12 2 (0.21%) Spanish Language
Job Titles
1 727 (74.87%) Developer
2 236 (24.30%) Java Developer
3 190 (19.57%) .NET Developer
4 118 (12.15%) C# Developer
5 105 (10.81%) Senior Developer
6 90 (9.27%) C# .NET Developer
7 75 (7.72%) Full Stack Developer
8 68 (7.00%) Agile Developer
9 65 (6.69%) JavaScript Developer
10 52 (5.36%) AWS Developer
11 50 (5.15%) Angular Developer
12 47 (4.84%) SQL Developer
13 45 (4.63%) Senior Java Developer
14 43 (4.43%) Node.js Developer
15 38 (3.91%) Front End Developer (Client-Side Developer)
15 38 (3.91%) Tester
16 36 (3.71%) Software Developer
17 32 (3.30%) Architect
18 30 (3.09%) Automation Tester
19 28 (2.88%) Agile .NET Developer
Libraries, Frameworks & Software Standards
1 293 (30.18%) AngularJS
2 270 (27.81%) HTML
3 259 (26.67%) CSS
4 250 (25.75%) .NET
5 218 (22.45%) Web Services
6 176 (18.13%) REST
7 171 (17.61%) Spring
8 152 (15.65%) Node.js
9 148 (15.24%) RESTful
10 144 (14.83%) ASP.NET
11 143 (14.73%) ASP.NET Web API
12 109 (11.23%) JSON
13 108 (11.12%) ASP.NET MVC
14 106 (10.92%) HTML5
15 100 (10.30%) React
16 94 (9.68%) jQuery
17 88 (9.06%) Spring Boot
18 81 (8.34%) .NET Framework
19 76 (7.83%) SOAP
19 76 (7.83%) WCF
Miscellaneous
1 48 (4.94%) N-Tier
2 45 (4.63%) Greenfield Project
3 41 (4.22%) Computer Science
4 34 (3.50%) Mobile App
5 29 (2.99%) Linux Command Line
6 20 (2.06%) Virtual Team
7 15 (1.54%) User Experience
8 14 (1.44%) Analytical Skills
8 14 (1.44%) Enterprise Software
9 13 (1.34%) Replication
10 12 (1.24%) Algorithms
11 11 (1.13%) Data Structures
12 10 (1.03%) Enterprise Cloud
13 7 (0.72%) Cloud Native
13 7 (0.72%) Fintech
13 7 (0.72%) Mobile Banking
13 7 (0.72%) Semantic Web
14 6 (0.62%) Life Science
14 6 (0.62%) Public Cloud
15 5 (0.51%) PMI
Operating Systems
1 134 (13.80%) Linux
2 69 (7.11%) Windows
3 63 (6.49%) Unix
4 25 (2.57%) Apple iOS
5 23 (2.37%) Android
6 17 (1.75%) Red Hat Enterprise Linux
7 15 (1.54%) Windows Server
8 11 (1.13%) Mac OS X
9 3 (0.31%) HPUX
10 1 (0.10%) Embedded Linux
10 1 (0.10%) Oracle Linux
Processes & Methodologies
1 765 (78.78%) Agile Software Development
2 390 (40.16%) Scrum
3 369 (38.00%) BDD
4 332 (34.19%) Continuous Integration
5 235 (24.20%) MVC
6 206 (21.22%) Test Automation
7 164 (16.89%) Kanban
8 151 (15.55%) Unit Testing
9 111 (11.43%) Microservices
10 108 (11.12%) Continuous Delivery
11 105 (10.81%) DevOps
12 97 (9.99%) Pair Programming
13 96 (9.89%) Web Development
14 89 (9.17%) SOLID
15 85 (8.75%) Refactoring
16 84 (8.65%) OO
16 84 (8.65%) Software Engineering
17 74 (7.62%) E-Commerce
18 72 (7.42%) SDLC
19 70 (7.21%) Open Source
Programming Languages
1 403 (41.50%) Java
2 335 (34.50%) JavaScript
3 276 (28.42%) C#
4 174 (17.92%) SQL
5 86 (8.86%) Ruby
6 78 (8.03%) Python
7 43 (4.43%) Scala
8 38 (3.91%) Go
9 34 (3.50%) PHP
9 34 (3.50%) T-SQL
10 31 (3.19%) C++
10 31 (3.19%) ES6
11 26 (2.68%) ECMAScript
12 23 (2.37%) Shell Script
13 22 (2.27%) Groovy
13 22 (2.27%) TypeScript
14 19 (1.96%) Apple Swift
15 16 (1.65%) C
15 16 (1.65%) VB.NET
16 11 (1.13%) Objective-C
Qualifications
1 85 (8.75%) Degree
2 33 (3.40%) Computer Science Degree
3 11 (1.13%) Security Cleared
4 8 (0.82%) ISTQB
5 7 (0.72%) SC Cleared
6 6 (0.62%) ISEB
7 5 (0.51%) PMI Certification
8 4 (0.41%) PRINCE2 Practitioner
9 2 (0.21%) ISTQB Foundation Certification
9 2 (0.21%) Microsoft Certification
10 1 (0.10%) BPSS Clearance
10 1 (0.10%) CEH
10 1 (0.10%) DV Cleared
10 1 (0.10%) MCPD
10 1 (0.10%) PMP
Quality Assurance & Compliance
1 106 (10.92%) QA
2 11 (1.13%) GDPR
3 9 (0.93%) Data Quality
4 6 (0.62%) GCP
5 5 (0.51%) PCI DSS
6 3 (0.31%) Cyber Essentials
6 3 (0.31%) Disclosure Scotland
7 1 (0.10%) FATCA
7 1 (0.10%) ISO 22301
7 1 (0.10%) ISO 9001
7 1 (0.10%) ISO/IEC 20000
7 1 (0.10%) ISO/IEC 27001
7 1 (0.10%) PSD2
7 1 (0.10%) SLA
7 1 (0.10%) WCAG
System Software
1 69 (7.11%) Docker
2 31 (3.19%) Apache ZooKeeper
3 25 (2.57%) HDFS
4 8 (0.82%) Active Directory
5 5 (0.51%) Virtual Machines
5 5 (0.51%) VMware Infrastructure
6 4 (0.41%) Apache Flume
7 2 (0.21%) Varnish
8 1 (0.10%) zsh
Systems Management
1 61 (6.28%) Ansible
2 38 (3.91%) Opscode Chef
3 35 (3.60%) Puppet
4 26 (2.68%) Terraform
5 17 (1.75%) Hadoop YARN
5 17 (1.75%) Mesos
6 7 (0.72%) Oozie
7 5 (0.51%) HP Quality Center
7 5 (0.51%) Kubernetes
8 4 (0.41%) Packer
9 2 (0.21%) Ambari
9 2 (0.21%) Consul
9 2 (0.21%) HP Fortify
9 2 (0.21%) Prometheus
10 1 (0.10%) Kibana
10 1 (0.10%) logstash
Vendors
1 95 (9.78%) Microsoft
1 95 (9.78%) Oracle
2 26 (2.68%) Sitecore
3 23 (2.37%) Twitter
4 21 (2.16%) Red Hat
5 19 (1.96%) IBM
6 16 (1.65%) Cloudera
6 16 (1.65%) New Relic
7 14 (1.44%) Google
8 12 (1.24%) HP
9 8 (0.82%) MuleSoft
10 7 (0.72%) Apigee
10 7 (0.72%) WSO2
11 6 (0.62%) Software AG
11 6 (0.62%) webMethods
11 6 (0.62%) Xamarin
12 5 (0.51%) Adobe
12 5 (0.51%) VMware
13 4 (0.41%) ESRI
13 4 (0.41%) SAP