Period
to 25 May 2018

The following table provides summary statistics for contract job vacancies advertised in the City of London 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 25 May 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)
Central London > City of London
6 months to
25 May 2018
Same period 2017 Same period 2016
Rank 10 9 9
Rank change year-on-year -1 0 +13
Contract jobs citing TDD 742 669 664
As % of all contract IT jobs advertised in the City of London 10.63% 10.86% 10.24%
As % of the Processes & Methodologies category 12.17% 12.45% 11.67%
Number of daily rates quoted 652 601 612
City of London median daily rate £525 £513 £525
Median daily rate % change year-on-year +2.44% -2.38% +10.53%
10th Percentile £413 £363 £363
90th Percentile £688 £638 £650
Central London median daily rate £525 £500 £500
% change year-on-year +5.00% - +11.11%
Number of hourly rates quoted 0 0 0
City of London median hourly rate - - -
Central London median hourly rate - - -

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 City of London with a requirement for process or methodology skills.

All Process and Methodology Skills
City of London
Contract vacancies with a requirement for process or methodology skills 6,098 5,374 5,692
As % of all contract IT jobs advertised in the City of London 87.40% 87.24% 87.81%
Number of daily rates quoted 4,819 4,156 4,563
City of London median daily rate £505 £500 £475
Median daily rate % change year-on-year +1.00% +5.26% +5.56%
10th Percentile £334 £313 £300
90th Percentile £688 £675 £650
Central London median daily rate £500 £480 £463
% change year-on-year +4.17% +3.78% +2.78%
Number of hourly rates quoted 96 44 58
City of London median hourly rate £18.70 £19.35 £20.00
Median hourly rate % change year-on-year -3.36% -3.25% -2.18%
10th Percentile £12.15 £13.06 £11.50
90th Percentile £35.50 £29.77 £54.50
Central London median hourly rate £19.75 £17.00 £20.50
% change year-on-year +16.18% -17.07% +0.27%

TDD
Job Vacancy Trend in the City of London

Job postings citing TDD as a percentage of all IT jobs advertised in the City of London.

Job vacancy trend for TDD in the City of London

TDD
Contractor Daily Rate Trend in the City of London

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing TDD in the City of London.

Contractor daily rate trend for TDD in the City of London

TDD
Contractor Daily Rate Histogram in the City of London

The daily rate distribution of IT jobs citing TDD in the City of London over the 6 months to 25 May 2018.

Contractor daily rate histogram for TDD in the City of London

TDD
Contractor Hourly Rate Trend in the City of London

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

Contractor hourly rate trend for TDD in the City of London

TDD
Contract Job Locations in the City of London

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing TDD within the City of London region over the 6 months to 25 May 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
London Bridge -2 13 £550 -
Moorgate - 3 £400 -
TDD
Central London

For the 6 months to 25 May 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 City of London region with a requirement for TDD.

1 537 (72.37%) Agile Software Development
2 324 (43.67%) Java
3 286 (38.54%) BDD
4 240 (32.35%) JavaScript
5 215 (28.98%) C#
6 208 (28.03%) Finance
7 189 (25.47%) .NET
8 184 (24.80%) Git (software)
9 183 (24.66%) REST
9 183 (24.66%) Amazon AWS
10 173 (23.32%) HTML
11 165 (22.24%) Microservices
12 161 (21.70%) Scrum
13 159 (21.43%) Java 8
14 155 (20.89%) AngularJS
14 155 (20.89%) CSS
15 151 (20.35%) Continuous Integration
16 149 (20.08%) DevOps
17 133 (17.92%) Docker
17 133 (17.92%) Microsoft Azure
18 130 (17.52%) Node.js
19 122 (16.44%) Greenfield Project
20 121 (16.31%) SQL Server
21 120 (16.17%) Software Engineering
22 118 (15.90%) SQL
23 117 (15.77%) HTML5
23 117 (15.77%) React
24 116 (15.63%) MVC
25 114 (15.36%) Banking
26 112 (15.09%) Multithreading

TDD
Co-occurring IT Skills in the City of London 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 34 (4.58%) Elasticsearch
2 31 (4.18%) Apache
3 24 (3.23%) Apache Spark
4 22 (2.96%) Cloud Foundry
5 18 (2.43%) Tomcat
6 14 (1.89%) Confluence
6 14 (1.89%) WebSphere
7 13 (1.75%) OpenStack
8 12 (1.62%) WebLogic
9 11 (1.48%) NServiceBus
10 9 (1.21%) CMS
11 6 (0.81%) JBoss
11 6 (0.81%) MQSeries
12 5 (0.67%) Adobe Experience Manager
12 5 (0.67%) Apache Pig
13 4 (0.54%) Mule
14 3 (0.40%) ArcGIS
14 3 (0.40%) DataSynapse
14 3 (0.40%) Jetty
14 3 (0.40%) Sitecore CMS
Applications
1 6 (0.81%) Microsoft Excel
2 2 (0.27%) Microsoft PowerPoint
3 1 (0.13%) Chatbot
3 1 (0.13%) Microsoft Office
Business Applications
1 2 (0.27%) Distributed Ledger
1 2 (0.27%) Dynamics CRM
2 1 (0.13%) SDL Web 8
Cloud Services
1 183 (24.66%) Amazon AWS
2 133 (17.92%) Microsoft Azure
3 50 (6.74%) Heroku
4 38 (5.12%) npm
5 26 (3.50%) GitHub
6 21 (2.83%) Google Cloud Platform
7 20 (2.70%) Cloud Computing
8 14 (1.89%) IaaS
9 13 (1.75%) PaaS
9 13 (1.75%) Serverless
10 11 (1.48%) Bluemix
10 11 (1.48%) IBM Cloud
11 9 (1.21%) Amazon S3
12 7 (0.94%) Amazon CloudWatch
13 6 (0.81%) Amazon EC2
13 6 (0.81%) Amazon SQS
13 6 (0.81%) SaaS
13 6 (0.81%) Yarn
14 5 (0.67%) Amazon Kinesis
14 5 (0.67%) AWS Lambda
Communications & Networking
1 57 (7.68%) HTTP
2 41 (5.53%) TCP/IP
3 31 (4.18%) DNS
3 31 (4.18%) FTP
3 31 (4.18%) SSL
4 5 (0.67%) SMS
5 4 (0.54%) AMQP
6 3 (0.40%) Bluetooth
6 3 (0.40%) Internet
7 2 (0.27%) DKIM
7 2 (0.27%) DMARC
7 2 (0.27%) FIX Connectivity
8 1 (0.13%) Firewall
8 1 (0.13%) Intranet
8 1 (0.13%) Network Security
Database & Business Intelligence
1 121 (16.31%) SQL Server
2 87 (11.73%) NoSQL
3 73 (9.84%) PostgreSQL
4 61 (8.22%) MongoDB
5 52 (7.01%) MySQL
6 45 (6.06%) SQL Server 2016
7 40 (5.39%) Relational Database
7 40 (5.39%) SQL Server 2012
8 36 (4.85%) Big Data
8 36 (4.85%) SQL Server 2014
9 27 (3.64%) Redis
10 24 (3.23%) Hadoop
11 14 (1.89%) Apache Cassandra
12 9 (1.21%) Blockchain
13 8 (1.08%) RDBMS
14 7 (0.94%) Apache Hive
15 6 (0.81%) Amazon DynamoDB
15 6 (0.81%) HBase
16 5 (0.67%) Amazon Redshift
16 5 (0.67%) Couchbase
Development Applications
1 184 (24.80%) Git (software)
2 92 (12.40%) Jenkins
3 62 (8.36%) Maven
4 58 (7.82%) Gradle
5 49 (6.60%) webpack
6 45 (6.06%) gulp
7 43 (5.80%) JUnit
8 40 (5.39%) GitLab
9 39 (5.26%) JIRA
10 35 (4.72%) Selenium
11 33 (4.45%) Mockito
11 33 (4.45%) TeamCity
12 31 (4.18%) NUnit
13 29 (3.91%) Cucumber
14 24 (3.23%) Sonatype Nexus
15 23 (3.10%) Spock
16 22 (2.96%) Ant
16 22 (2.96%) Grunt
17 21 (2.83%) Babel
17 21 (2.83%) Team Foundation Server
General
1 208 (28.03%) Finance
2 114 (15.36%) Banking
3 37 (4.99%) Investment Banking
4 22 (2.96%) Financial Institution
4 22 (2.96%) Front Office
4 22 (2.96%) Games
4 22 (2.96%) Retail
5 18 (2.43%) Retail Banking
6 15 (2.02%) Marketing
7 12 (1.62%) Legal
8 9 (1.21%) Law
9 6 (0.81%) Advertising
9 6 (0.81%) Publishing
10 5 (0.67%) Back Office
11 3 (0.40%) Automotive
12 2 (0.27%) Electronics
12 2 (0.27%) Manufacturing
12 2 (0.27%) Private Banking
12 2 (0.27%) Telecoms
12 2 (0.27%) Wholesale Banking
Job Titles
1 580 (78.17%) Developer
2 223 (30.05%) Java Developer
3 121 (16.31%) C# Developer
4 110 (14.82%) Senior Developer
5 78 (10.51%) .NET Developer
6 54 (7.28%) Senior Java Developer
7 53 (7.14%) JavaScript Developer
8 52 (7.01%) Full Stack Developer
9 44 (5.93%) Agile Developer
10 39 (5.26%) C# WPF Developer
10 39 (5.26%) WPF Developer
11 36 (4.85%) C# .NET Developer
11 36 (4.85%) React Developer
12 34 (4.58%) Software Engineer
13 31 (4.18%) Scala Developer
14 30 (4.04%) Agile Java Developer
15 24 (3.23%) DevOps Engineer
16 23 (3.10%) Angular Developer
16 23 (3.10%) AWS Developer
16 23 (3.10%) Front End Developer (Client-Side Developer)
Libraries, Frameworks & Software Standards
1 189 (25.47%) .NET
2 183 (24.66%) REST
3 173 (23.32%) HTML
4 155 (20.89%) AngularJS
4 155 (20.89%) CSS
5 130 (17.52%) Node.js
6 117 (15.77%) HTML5
6 117 (15.77%) React
7 111 (14.96%) Spring
8 96 (12.94%) RESTful
9 88 (11.86%) Web Services
10 81 (10.92%) SOAP
11 73 (9.84%) ASP.NET
12 65 (8.76%) ASP.NET Web API
13 62 (8.36%) CSS3
14 56 (7.55%) Spring Boot
15 55 (7.41%) WCF
16 51 (6.87%) JSON
16 51 (6.87%) WPF
17 50 (6.74%) Redux
Miscellaneous
1 122 (16.44%) Greenfield Project
2 40 (5.39%) Fintech
3 32 (4.31%) User Experience
4 23 (3.10%) iPad
4 23 (3.10%) Mobile App
5 22 (2.96%) Derivative
6 18 (2.43%) Algorithms
7 15 (2.02%) Equity Derivative
8 13 (1.75%) Analytical Skills
8 13 (1.75%) Equities
9 12 (1.62%) Foreign Exchange (FX)
9 12 (1.62%) Virtual Team
10 11 (1.48%) Cloud Native
11 10 (1.35%) Computer Science
11 10 (1.35%) Hedge funds
12 9 (1.21%) Credit Risk
12 9 (1.21%) Fixed Income
12 9 (1.21%) Grid Computing
13 8 (1.08%) Linux Command Line
13 8 (1.08%) Self-Motivation
Operating Systems
1 80 (10.78%) Linux
2 52 (7.01%) Unix
3 17 (2.29%) Apple iOS
4 16 (2.16%) Windows
5 11 (1.48%) Android
6 4 (0.54%) Mac OS X
7 3 (0.40%) CoreOS
7 3 (0.40%) VMS
7 3 (0.40%) Windows Server
8 2 (0.27%) Oracle Linux
8 2 (0.27%) Windows Server 2008
9 1 (0.13%) Mac OS
9 1 (0.13%) Red Hat Enterprise Linux
Processes & Methodologies
1 537 (72.37%) Agile Software Development
2 286 (38.54%) BDD
3 165 (22.24%) Microservices
4 161 (21.70%) Scrum
5 151 (20.35%) Continuous Integration
6 149 (20.08%) DevOps
7 120 (16.17%) Software Engineering
8 116 (15.63%) MVC
9 112 (15.09%) Multithreading
10 96 (12.94%) OO
11 95 (12.80%) Test Automation
12 86 (11.59%) Pair Programming
13 80 (10.78%) Kanban
14 76 (10.24%) Continuous Delivery
14 76 (10.24%) E-Commerce
15 72 (9.70%) Unit Testing
16 57 (7.68%) SOA
17 51 (6.87%) Domain-Driven Design
18 50 (6.74%) SOLID
19 47 (6.33%) MVVM
Programming Languages
1 324 (43.67%) Java
2 240 (32.35%) JavaScript
3 215 (28.98%) C#
4 159 (21.43%) Java 8
5 118 (15.90%) SQL
6 96 (12.94%) Python
7 80 (10.78%) Scala
8 67 (9.03%) Groovy
9 63 (8.49%) ES6
9 63 (8.49%) Ruby
10 45 (6.06%) TypeScript
11 35 (4.72%) Kotlin
12 31 (4.18%) Bash Shell
13 25 (3.37%) Go
14 17 (2.29%) T-SQL
15 15 (2.02%) PHP
16 10 (1.35%) C++
16 10 (1.35%) Shell Script
17 9 (1.21%) PowerShell
18 5 (0.67%) XPath
Qualifications
1 50 (6.74%) Degree
2 13 (1.75%) Security Cleared
3 9 (1.21%) SC Cleared
4 4 (0.54%) DV Cleared
4 4 (0.54%) Master's Degree
5 2 (0.27%) Computer Science Degree
5 2 (0.27%) MCP
5 2 (0.27%) MCPD
5 2 (0.27%) Microsoft Certification
6 1 (0.13%) AWS Certification
6 1 (0.13%) DBS Check
6 1 (0.13%) ISEB
Quality Assurance & Compliance
1 38 (5.12%) QA
2 14 (1.89%) GCP
3 4 (0.54%) Data Quality
3 4 (0.54%) PCI DSS
4 3 (0.40%) PMO
5 2 (0.27%) HMG Security Policy Framework
5 2 (0.27%) MiFID
6 1 (0.13%) SLA
System Software
1 133 (17.92%) Docker
2 7 (0.94%) Active Directory
3 2 (0.27%) HDFS
4 1 (0.13%) Virtual Desktop
Systems Management
1 43 (5.80%) Kubernetes
2 38 (5.12%) Ansible
3 29 (3.91%) Puppet
4 27 (3.64%) Mesos
5 23 (3.10%) Docker Swarm
6 21 (2.83%) Terraform
7 19 (2.56%) Opscode Chef
8 17 (2.29%) Consul
9 9 (1.21%) Prometheus
10 8 (1.08%) Marathon
11 5 (0.67%) HP ALM
12 4 (0.54%) Grafana
12 4 (0.54%) Kibana
12 4 (0.54%) logstash
13 3 (0.40%) Business Desktop Deployment
14 2 (0.27%) systemd
15 1 (0.13%) Control-M
15 1 (0.13%) EMC NetWorker
15 1 (0.13%) Hadoop YARN
Vendors
1 35 (4.72%) Oracle
2 34 (4.58%) Microsoft
3 14 (1.89%) IBM
4 12 (1.62%) Splunk
5 10 (1.35%) Apigee
5 10 (1.35%) Google
6 8 (1.08%) New Relic
6 8 (1.08%) Sitecore
7 7 (0.94%) Rollbar
7 7 (0.94%) Sybase
8 6 (0.81%) AppDynamics
9 5 (0.67%) HP
9 5 (0.67%) Salesforce.com
10 4 (0.54%) Cypress Semiconductor
10 4 (0.54%) DevExpress
10 4 (0.54%) TIBCO
11 3 (0.40%) Hortonworks
11 3 (0.40%) SAP
11 3 (0.40%) Solace
11 3 (0.40%) Typemock