Period
to 16 August 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 16 August 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
16 Aug 2018
Same period 2017 Same period 2016
Rank 38 37 53
Rank change year-on-year -1 +16 -2
Contract jobs citing TDD 910 838 683
As % of all contract IT jobs advertised in the South East 5.45% 5.25% 3.73%
As % of the Processes & Methodologies category 6.36% 6.24% 4.46%
Number of daily rates quoted 674 599 497
South East median daily rate £475 £425 £425
Median daily rate % change year-on-year +11.76% - +6.25%
10th Percentile £350 £313 £313
90th Percentile £575 £563 £550
England median daily rate £500 £475 £450
% change year-on-year +5.26% +5.56% +5.88%
Number of hourly rates quoted 14 10 11
South East median hourly rate £43.25 £41.75 £42.50
Median hourly rate % change year-on-year +3.59% -1.76% -10.53%
10th Percentile £23.18 £40.00 £35.50
90th Percentile £49.25 £52.50 £47.50
England median hourly rate £43.75 £41.50 £40.00
% change year-on-year +5.42% +3.75% -5.88%

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 14,298 13,420 15,326
As % of all contract IT jobs advertised in the South East 85.61% 84.13% 83.59%
Number of daily rates quoted 8,524 7,802 9,402
South East median daily rate £430 £416 £400
Median daily rate % change year-on-year +3.37% +4.00% +6.31%
10th Percentile £275 £263 £256
90th Percentile £588 £570 £550
England median daily rate £463 £450 £425
% change year-on-year +2.78% +5.88% +4.42%
Number of hourly rates quoted 494 485 557
South East median hourly rate £25.00 £19.66 £22.50
Median hourly rate % change year-on-year +27.16% -12.62% -
10th Percentile £11.17 £11.25 £11.92
90th Percentile £51.00 £49.50 £49.50
England median hourly rate £21.50 £23.50 £23.50
% change year-on-year -8.51% - +8.60%

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 16 August 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 16 August 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 16 August 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
Thames Valley -16 301 £433 -3.89% 106
Surrey +18 274 £488 +8.33% 40
Hampshire +22 216 £475 +18.75% 63
Buckinghamshire +4 135 £450 +13.92% 25
Berkshire -9 125 £400 -5.88% 55
West Sussex +13 47 £450 +31.39% 15
Oxfordshire -50 41 £450 -10.00% 26
East Sussex -11 31 £413 +2.48% 17
Kent -3 29 £425 +22.30% 17
Middlesex -1 11 £425 -15.00% 1
Home Counties - 2 - -
Sussex - 1 £438 -
TDD
England

For the 6 months to 16 August 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.

1 703 (77.25%) Agile Software Development
2 447 (49.12%) Java
3 399 (43.85%) BDD
4 356 (39.12%) JavaScript
5 306 (33.63%) Spring
6 289 (31.76%) Scrum
7 277 (30.44%) Git (software)
8 262 (28.79%) C#
9 253 (27.80%) Jenkins
10 249 (27.36%) RESTful
11 245 (26.92%) Continuous Integration
12 230 (25.27%) Microservices
13 228 (25.05%) .NET
14 227 (24.95%) Test Automation
15 223 (24.51%) HTML
16 219 (24.07%) AngularJS
17 210 (23.08%) REST
18 196 (21.54%) CSS
19 186 (20.44%) Amazon AWS
20 168 (18.46%) MVC
21 163 (17.91%) Spring Boot
22 150 (16.48%) Finance
22 150 (16.48%) Web Services
23 148 (16.26%) React
24 146 (16.04%) Greenfield Project
25 142 (15.60%) Linux
26 141 (15.49%) SQL
27 135 (14.84%) Java 8
28 132 (14.51%) DevOps
29 131 (14.40%) Microsoft Azure

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 65 (7.14%) Apache
2 64 (7.03%) Apache Spark
3 57 (6.26%) Cloud Foundry
4 41 (4.51%) Confluence
5 37 (4.07%) JBoss
6 34 (3.74%) CMS
6 34 (3.74%) Tomcat
7 32 (3.52%) GemFire
8 25 (2.75%) Jetty
9 23 (2.53%) MQSeries
10 19 (2.09%) Elasticsearch
10 19 (2.09%) Sitecore CMS
11 17 (1.87%) Oracle SOA Suite
12 16 (1.76%) BizTalk Server
12 16 (1.76%) WebLogic
13 14 (1.54%) EPiServer
14 10 (1.10%) IIS
14 10 (1.10%) Oracle Service Bus
15 7 (0.77%) SharePoint
15 7 (0.77%) WebSphere
Applications
1 3 (0.33%) Microsoft Excel
1 3 (0.33%) Photoshop
2 1 (0.11%) Doxygen
2 1 (0.11%) GIMP
Business Applications
1 4 (0.44%) Magento
2 3 (0.33%) Dynamics CRM
2 3 (0.33%) Oracle BPM
3 1 (0.11%) Distributed Ledger
3 1 (0.11%) Oracle General Ledger
Cloud Services
1 186 (20.44%) Amazon AWS
2 131 (14.40%) Microsoft Azure
3 56 (6.15%) Serverless
4 44 (4.84%) GitHub
5 40 (4.40%) PaaS
6 21 (2.31%) OpenShift
7 17 (1.87%) Google Cloud Platform
8 14 (1.54%) AWS Lambda
9 11 (1.21%) Amazon SQS
10 9 (0.99%) AWS CloudFormation
10 9 (0.99%) SaaS
10 9 (0.99%) TestFlight
11 8 (0.88%) Amazon Kinesis
11 8 (0.88%) Force.com
11 8 (0.88%) npm
12 6 (0.66%) Amazon EC2
13 5 (0.55%) Office 365
14 4 (0.44%) Azure Functions
15 3 (0.33%) Sauce Labs
15 3 (0.33%) Yarn
Communications & Networking
1 27 (2.97%) HTTP
2 14 (1.54%) TCP/IP
3 12 (1.32%) Internet
4 4 (0.44%) SSL
5 3 (0.33%) MQTT
6 2 (0.22%) DNS
6 2 (0.22%) Firewall
7 1 (0.11%) Intranet
7 1 (0.11%) Skype
7 1 (0.11%) SMS
7 1 (0.11%) SSH
7 1 (0.11%) Wireless
Database & Business Intelligence
1 122 (13.41%) SQL Server
2 120 (13.19%) NoSQL
3 104 (11.43%) Hadoop
4 99 (10.88%) MongoDB
5 87 (9.56%) Big Data
6 73 (8.02%) Relational Database
7 55 (6.04%) Apache Cassandra
8 54 (5.93%) MySQL
9 43 (4.73%) RDBMS
10 40 (4.40%) HBase
11 35 (3.85%) PostgreSQL
12 25 (2.75%) Couchbase
13 22 (2.42%) Oracle Database
14 19 (2.09%) Redis
15 14 (1.54%) Apache Hive
16 11 (1.21%) Oracle Database 11g
16 11 (1.21%) SQL Server 2008
17 10 (1.10%) Amazon DynamoDB
18 9 (0.99%) Parquet
19 8 (0.88%) Azure SQL Database
Development Applications
1 277 (30.44%) Git (software)
2 253 (27.80%) Jenkins
3 122 (13.41%) Maven
4 92 (10.11%) JIRA
5 80 (8.79%) JUnit
6 74 (8.13%) Cucumber
7 70 (7.69%) Selenium
8 58 (6.37%) Team Foundation Server
9 39 (4.29%) Eclipse
9 39 (4.29%) Subversion
10 38 (4.18%) Visual Studio Team System
11 37 (4.07%) Visual Studio
12 36 (3.96%) TeamCity
13 35 (3.85%) Mocha
14 34 (3.74%) Mockito
14 34 (3.74%) webpack
15 32 (3.52%) Bitbucket
15 32 (3.52%) IntelliJ
16 25 (2.75%) Babel
16 25 (2.75%) Protractor
General
1 150 (16.48%) Finance
2 39 (4.29%) Banking
3 33 (3.63%) Games
4 14 (1.54%) Retail
5 11 (1.21%) Telecoms
6 9 (0.99%) Marketing
6 9 (0.99%) Retail Banking
7 7 (0.77%) Automotive
8 6 (0.66%) Back Office
8 6 (0.66%) Publishing
9 2 (0.22%) Financial Institution
10 1 (0.11%) Advertising
10 1 (0.11%) Corporate Banking
10 1 (0.11%) Electronics
10 1 (0.11%) General Ledger
10 1 (0.11%) Investment Banking
10 1 (0.11%) Manufacturing
Job Titles
1 698 (76.70%) Developer
2 285 (31.32%) Java Developer
3 147 (16.15%) .NET Developer
4 81 (8.90%) Senior Developer
5 80 (8.79%) C# Developer
6 63 (6.92%) React Developer
7 58 (6.37%) Full Stack Developer
8 55 (6.04%) Lead Developer
9 49 (5.38%) C# .NET Developer
10 47 (5.16%) Angular Developer
11 44 (4.84%) Lead Java Developer
12 41 (4.51%) Front End Developer (Client-Side Developer)
13 40 (4.40%) Software Developer
14 36 (3.96%) Agile Developer
15 35 (3.85%) Tester
16 34 (3.74%) Software Engineer
17 33 (3.63%) JavaScript Developer
17 33 (3.63%) Senior .NET Developer
18 31 (3.41%) Big Data Developer
18 31 (3.41%) Senior Java Developer
Libraries, Frameworks & Software Standards
1 306 (33.63%) Spring
2 249 (27.36%) RESTful
3 228 (25.05%) .NET
4 223 (24.51%) HTML
5 219 (24.07%) AngularJS
6 210 (23.08%) REST
7 196 (21.54%) CSS
8 163 (17.91%) Spring Boot
9 150 (16.48%) Web Services
10 148 (16.26%) React
11 125 (13.74%) JSON
12 123 (13.52%) Node.js
13 112 (12.31%) Hibernate
14 108 (11.87%) ASP.NET Web API
15 96 (10.55%) Kafka
16 94 (10.33%) .NET Framework
17 92 (10.11%) ASP.NET
18 90 (9.89%) jQuery
19 89 (9.78%) HTML5
20 83 (9.12%) CSS3
Miscellaneous
1 146 (16.04%) Greenfield Project
2 52 (5.71%) User Experience
3 42 (4.62%) Enterprise Software
3 42 (4.62%) Mobile App
4 23 (2.53%) Virtual Team
5 22 (2.42%) Linux Command Line
6 21 (2.31%) Fintech
7 17 (1.87%) Analytical Skills
8 15 (1.65%) Self-Motivation
9 11 (1.21%) Public Cloud
10 10 (1.10%) Computer Science
11 9 (0.99%) Blog
11 9 (0.99%) Cloud Native
12 7 (0.77%) iPad
13 6 (0.66%) NHS
14 5 (0.55%) AS400
15 4 (0.44%) Algorithms
15 4 (0.44%) Client/Server
15 4 (0.44%) Replication
15 4 (0.44%) Tandem
Operating Systems
1 142 (15.60%) Linux
2 92 (10.11%) Unix
3 36 (3.96%) Windows
4 21 (2.31%) Apple iOS
5 13 (1.43%) Android
6 7 (0.77%) CentOS
6 7 (0.77%) Mac OS X
7 5 (0.55%) Windows Server
8 2 (0.22%) Embedded Linux
8 2 (0.22%) Mac OS
8 2 (0.22%) Red Hat Enterprise Linux
8 2 (0.22%) Ubuntu
8 2 (0.22%) Windows Server 2003
9 1 (0.11%) Debian
9 1 (0.11%) Solaris
9 1 (0.11%) VMS
Processes & Methodologies
1 703 (77.25%) Agile Software Development
2 399 (43.85%) BDD
3 289 (31.76%) Scrum
4 245 (26.92%) Continuous Integration
5 230 (25.27%) Microservices
6 227 (24.95%) Test Automation
7 168 (18.46%) MVC
8 132 (14.51%) DevOps
9 130 (14.29%) OO
10 125 (13.74%) Unit Testing
11 109 (11.98%) Kanban
12 103 (11.32%) Software Engineering
13 88 (9.67%) E-Commerce
13 88 (9.67%) Pair Programming
14 83 (9.12%) Continuous Delivery
15 79 (8.68%) SDLC
16 74 (8.13%) Web Development
17 73 (8.02%) Open Source
18 69 (7.58%) Digital Transformation Programme
19 63 (6.92%) Front End Development
Programming Languages
1 447 (49.12%) Java
2 356 (39.12%) JavaScript
3 262 (28.79%) C#
4 141 (15.49%) SQL
5 135 (14.84%) Java 8
6 59 (6.48%) TypeScript
7 57 (6.26%) Scala
8 54 (5.93%) Ruby
9 53 (5.82%) Python
10 36 (3.96%) Shell Script
11 32 (3.52%) ES6
12 26 (2.86%) C++
13 23 (2.53%) Java 9
14 18 (1.98%) PHP
15 17 (1.87%) Go
16 16 (1.76%) Apple Swift
17 14 (1.54%) VB.NET
18 13 (1.43%) Groovy
18 13 (1.43%) Objective-C
19 10 (1.10%) VB
Qualifications
1 40 (4.40%) Degree
2 38 (4.18%) Security Cleared
3 21 (2.31%) ISTQB
4 20 (2.20%) BPSS Clearance
5 19 (2.09%) SC Cleared
6 11 (1.21%) ISTQB Foundation Certification
7 10 (1.10%) BC Cleared
7 10 (1.10%) Computer Science Degree
8 4 (0.44%) ISEB
8 4 (0.44%) Numerate Degree
9 3 (0.33%) TOGAF Certification
10 2 (0.22%) OCA
10 2 (0.22%) Oracle Certification
10 2 (0.22%) SAFe Agilist
11 1 (0.11%) DV Cleared
11 1 (0.11%) HND
11 1 (0.11%) Microsoft Certification
Quality Assurance & Compliance
1 61 (6.70%) QA
2 6 (0.66%) ISO/IEC 27001
3 5 (0.55%) GDPR
4 3 (0.33%) PMO
5 2 (0.22%) GCP
5 2 (0.22%) ISO 9001
5 2 (0.22%) WCAG
6 1 (0.11%) DICOM
6 1 (0.11%) SLA
System Software
1 126 (13.85%) Docker
2 58 (6.37%) Apache ZooKeeper
3 44 (4.84%) HDFS
4 6 (0.66%) Active Directory
5 4 (0.44%) VMware Infrastructure
6 2 (0.22%) Firmware
7 1 (0.11%) Apache Flume
7 1 (0.11%) vSphere
Systems Management
1 47 (5.16%) Ansible
2 46 (5.05%) Hadoop YARN
3 45 (4.95%) Opscode Chef
4 43 (4.73%) Puppet
5 25 (2.75%) Cobbler
6 23 (2.53%) Kubernetes
7 15 (1.65%) Terraform
8 11 (1.21%) HP Quality Center
9 5 (0.55%) Kibana
10 4 (0.44%) Mesos
11 2 (0.22%) logstash
11 2 (0.22%) Opsview
11 2 (0.22%) Salt
12 1 (0.11%) HP ALM
12 1 (0.11%) Oozie
12 1 (0.11%) Packer
12 1 (0.11%) SELinux
12 1 (0.11%) Single Sign-On
Vendors
1 76 (8.35%) Oracle
2 49 (5.38%) Microsoft
3 29 (3.19%) Google
4 19 (2.09%) Sitecore
5 10 (1.10%) Salesforce.com
6 9 (0.99%) Atlassian
7 8 (0.88%) HP
7 8 (0.88%) Xamarin
8 7 (0.77%) Red Hat
9 5 (0.55%) SAP
10 4 (0.44%) Adobe
10 4 (0.44%) Anite
10 4 (0.44%) Apple
10 4 (0.44%) VMware
11 3 (0.33%) ATG
11 3 (0.33%) Demandware
11 3 (0.33%) hybris
11 3 (0.33%) New Relic
11 3 (0.33%) Splunk
12 2 (0.22%) MuleSoft