Period
to 20 April 2018

The following table provides summary statistics for permanent job vacancies advertised in London with a requirement for TDD skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited TDD over the 6 months to 20 April 2018 with a comparison to the same period in the previous 2 years.

Test-Driven Development (TDD)
England > London
6 months to
20 Apr 2018
Same period 2017 Same period 2016
Rank 18 18 17
Rank change year-on-year 0 -1 +4
Permanent jobs citing TDD 6,977 7,205 8,540
As % of all permanent IT jobs advertised in London 9.97% 10.44% 10.17%
As % of the Processes & Methodologies category 10.86% 11.45% 11.18%
Number of salaries quoted 5,955 6,552 7,794
London median annual salary £62,500 £60,000 £57,500
Median salary % change year-on-year +4.17% +4.35% +4.55%
10th Percentile £37,500 £37,500 £37,500
90th Percentile £90,000 £85,000 £85,000
England median annual salary £51,000 £51,000 £50,000
% change year-on-year - +2.00% -

TDD is in the Processes and Methodologies category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in London with a requirement for process or methodology skills.

All Process and Methodology Skills
London
Permanent vacancies with a requirement for process or methodology skills 64,246 62,949 76,393
As % of all permanent IT jobs advertised in London 91.79% 91.22% 91.00%
Number of salaries quoted 52,647 52,832 65,416
London median annual salary £60,000 £60,000 £55,000
Median salary % change year-on-year - +9.09% -
10th Percentile £35,543 £33,780 £33,500
90th Percentile £93,750 £90,000 £87,500
England median annual salary £50,000 £50,000 £47,500
% change year-on-year - +5.26% +2.15%

TDD
Job Vacancy Trend in London

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

Job vacancy trend for TDD in London

TDD
Salary Trend in London

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing TDD in London.

Salary trend for TDD in London

TDD
Salary Histogram in London

The salary distribution of IT jobs citing TDD in London over the 6 months to 20 April 2018.

Salary histogram for TDD in London

TDD
Job Locations in London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing TDD within the London region over the 6 months to 20 April 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
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
Central London +2 1,416 £65,000 +4.00% 293
West London -12 225 £60,000 - 166
South London -8 142 £57,500 +4.55% 21
East London +1 70 £50,500 -27.86% 58
North London +14 46 £45,000 -12.20% 6
TDD
England

For the 6 months to 20 April 2018, IT 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 permanent job ads across the London region with a requirement for TDD.

1 5,577 (79.93%) Agile Software Development
2 3,176 (45.52%) BDD
3 2,750 (39.42%) Java
4 2,681 (38.43%) C#
5 2,542 (36.43%) JavaScript
6 2,524 (36.18%) .NET
7 2,199 (31.52%) Scrum
8 1,873 (26.85%) SQL Server
9 1,859 (26.64%) Continuous Integration
10 1,817 (26.04%) MVC
11 1,750 (25.08%) Finance
12 1,652 (23.68%) HTML
13 1,600 (22.93%) SQL
14 1,590 (22.79%) CSS
15 1,510 (21.64%) AngularJS
16 1,419 (20.34%) ASP.NET
17 1,417 (20.31%) Amazon AWS
18 1,413 (20.25%) Git (software)
19 1,396 (20.01%) Microservices
20 1,345 (19.28%) Software Engineering
21 1,309 (18.76%) Node.js
22 1,291 (18.50%) RESTful
23 1,206 (17.29%) Test Automation
24 1,205 (17.27%) ASP.NET MVC
25 1,196 (17.14%) DevOps
26 1,089 (15.61%) NoSQL
27 1,079 (15.47%) Kanban
28 1,012 (14.50%) React
29 997 (14.29%) Spring
30 975 (13.97%) REST

TDD
Co-occurring IT Skills in 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
1 344 (4.93%) Elasticsearch
2 235 (3.37%) Apache Spark
3 213 (3.05%) CMS
4 164 (2.35%) Confluence
5 160 (2.29%) Tomcat
6 97 (1.39%) EPiServer
7 95 (1.36%) Apache
8 85 (1.22%) Apache Solr
9 84 (1.20%) Sitecore CMS
10 72 (1.03%) Umbraco
11 71 (1.02%) Cloud Foundry
12 69 (0.99%) nginx
13 68 (0.97%) WebSphere
14 65 (0.93%) JBoss
15 57 (0.82%) Mule
16 55 (0.79%) SharePoint
17 48 (0.69%) OpenStack
18 44 (0.63%) IIS
19 40 (0.57%) WebLogic
20 39 (0.56%) Drupal
Applications
1 58 (0.83%) Microsoft Excel
2 20 (0.29%) Photoshop
3 6 (0.086%) Adobe Illustrator
3 6 (0.086%) Adobe Premiere
3 6 (0.086%) GIMP
4 3 (0.043%) Microsoft Office
4 3 (0.043%) Microsoft Project
5 2 (0.029%) Chatbot
5 2 (0.029%) Microsoft PowerPoint
5 2 (0.029%) MS Visio
5 2 (0.029%) Spreadsheet
Business Applications
1 34 (0.49%) Distributed Ledger
2 31 (0.44%) Dynamics CRM
3 30 (0.43%) Magento
4 29 (0.42%) Payment Gateway
5 24 (0.34%) Eloqua
6 17 (0.24%) Eagle PACE
6 17 (0.24%) Front Arena
6 17 (0.24%) thinkFolio
7 8 (0.11%) Oracle Retail
8 6 (0.086%) Oracle EBS
9 5 (0.072%) Bloomberg AIM
9 5 (0.072%) Markit EDM
10 4 (0.057%) SAP Hybris
11 3 (0.043%) Salesforce.com CRM
12 2 (0.029%) Dynamics NAV
12 2 (0.029%) Elite 3E
12 2 (0.029%) RMDS
12 2 (0.029%) Temenos T24
12 2 (0.029%) Visualfiles
13 1 (0.014%) Beauchamp
Cloud Services
1 1,417 (20.31%) Amazon AWS
2 866 (12.41%) Microsoft Azure
3 276 (3.96%) GitHub
4 171 (2.45%) npm
5 156 (2.24%) PaaS
6 152 (2.18%) Google Cloud Platform
7 142 (2.04%) Serverless
8 141 (2.02%) SaaS
9 118 (1.69%) IaaS
10 117 (1.68%) Slack
11 99 (1.42%) Cloud Computing
12 93 (1.33%) Amazon S3
13 85 (1.22%) Amazon EC2
14 64 (0.92%) AWS Lambda
15 54 (0.77%) AWS CloudFormation
16 52 (0.75%) OpenShift
17 43 (0.62%) Google Play
18 40 (0.57%) Trello
19 35 (0.50%) Azure Active Directory
20 32 (0.46%) Office 365
Communications & Networking
1 248 (3.55%) Internet
2 172 (2.47%) HTTP
3 37 (0.53%) Hyperconnected
4 36 (0.52%) Broadband
5 20 (0.29%) DNS
6 16 (0.23%) TCP/IP
7 15 (0.21%) SSH
8 11 (0.16%) Firewall
8 11 (0.16%) Intranet
9 9 (0.13%) SSL
10 8 (0.11%) FIX Connectivity
10 8 (0.11%) OpenVPN
10 8 (0.11%) SMTP
10 8 (0.11%) Value-Added Service
11 7 (0.10%) VPN
12 6 (0.086%) DMZ
13 5 (0.072%) Kerberos
13 5 (0.072%) PPP
14 4 (0.057%) Skype
14 4 (0.057%) SMS
Database & Business Intelligence
1 1,873 (26.85%) SQL Server
2 1,089 (15.61%) NoSQL
3 529 (7.58%) MySQL
4 526 (7.54%) MongoDB
5 482 (6.91%) SQL Server 2014
6 354 (5.07%) Big Data
7 318 (4.56%) SQL Server 2016
8 317 (4.54%) PostgreSQL
9 287 (4.11%) Relational Database
10 229 (3.28%) Hadoop
11 211 (3.02%) Redis
12 167 (2.39%) Apache Cassandra
13 160 (2.29%) Blockchain
14 118 (1.69%) Amazon DynamoDB
15 84 (1.20%) Couchbase
16 78 (1.12%) Neo4j
17 73 (1.05%) SQL Server 2012
18 72 (1.03%) RDBMS
19 71 (1.02%) SQL Server Integration Services
20 63 (0.90%) SQL Server 2008
Development Applications
1 1,413 (20.25%) Git (software)
2 800 (11.47%) Jenkins
3 673 (9.65%) NUnit
4 624 (8.94%) Selenium
5 482 (6.91%) Rhino Mocks
6 464 (6.65%) Maven
7 461 (6.61%) JIRA
8 460 (6.59%) Cucumber
9 362 (5.19%) TeamCity
10 359 (5.15%) Moq
11 353 (5.06%) JUnit
12 305 (4.37%) Subversion
13 298 (4.27%) Team Foundation Server
14 239 (3.43%) Gradle
15 236 (3.38%) webpack
16 225 (3.22%) gulp
17 218 (3.12%) Atlassian Bamboo
18 199 (2.85%) Mocha
19 198 (2.84%) Visual Studio
20 189 (2.71%) MSTest
General
1 1,750 (25.08%) Finance
2 614 (8.80%) Games
3 605 (8.67%) Banking
4 416 (5.96%) Retail
5 295 (4.23%) Marketing
6 246 (3.53%) Advertising
7 189 (2.71%) Telecoms
8 168 (2.41%) Investment Banking
9 132 (1.89%) Front Office
10 113 (1.62%) Financial Institution
11 102 (1.46%) Law
12 90 (1.29%) Publishing
13 59 (0.85%) Back Office
14 56 (0.80%) Online Betting
15 53 (0.76%) Legal
16 44 (0.63%) Manufacturing
17 39 (0.56%) Music Industry
18 31 (0.44%) Electronics
19 20 (0.29%) Automotive
20 14 (0.20%) Pharmaceutical
Job Titles
1 5,068 (72.64%) Developer
2 1,500 (21.50%) .NET Developer
3 1,367 (19.59%) Java Developer
4 1,343 (19.25%) C# Developer
5 980 (14.05%) Senior Developer
6 898 (12.87%) C# .NET Developer
7 473 (6.78%) Software Engineer
8 458 (6.56%) ASP.NET Developer
9 450 (6.45%) C# ASP.NET Developer
10 447 (6.41%) Agile Developer
11 375 (5.37%) Java Engineer
12 359 (5.15%) JavaScript Developer
13 356 (5.10%) Front End Developer (Client-Side Developer)
14 344 (4.93%) ASP.NET MVC Developer
15 338 (4.84%) Senior Java Developer
16 267 (3.83%) Full Stack Developer
17 245 (3.51%) Lead Developer
18 239 (3.43%) Agile C# Developer
19 237 (3.40%) Software Developer
20 226 (3.24%) Agile .NET Developer
Libraries, Frameworks & Software Standards
1 2,524 (36.18%) .NET
2 1,652 (23.68%) HTML
3 1,590 (22.79%) CSS
4 1,510 (21.64%) AngularJS
5 1,419 (20.34%) ASP.NET
6 1,309 (18.76%) Node.js
7 1,291 (18.50%) RESTful
8 1,205 (17.27%) ASP.NET MVC
9 1,012 (14.50%) React
10 997 (14.29%) Spring
11 975 (13.97%) REST
12 968 (13.87%) WCF
13 922 (13.21%) Web Services
14 874 (12.53%) HTML5
15 768 (11.01%) ASP.NET MVC 5
16 763 (10.94%) ASP.NET Web API
17 637 (9.13%) WPF
18 585 (8.38%) .NET Framework
19 567 (8.13%) jQuery
20 522 (7.48%) CSS3
Miscellaneous
1 813 (11.65%) Greenfield Project
2 708 (10.15%) Fintech
3 514 (7.37%) Computer Science
4 466 (6.68%) User Experience
5 395 (5.66%) Mobile App
6 288 (4.13%) Analytical Skills
7 287 (4.11%) Enterprise Software
8 223 (3.20%) Algorithms
9 200 (2.87%) Self-Motivation
10 153 (2.19%) Data Structures
11 121 (1.73%) Linux Command Line
12 116 (1.66%) Client/Server
13 106 (1.52%) Equities
14 103 (1.48%) Online Games
15 102 (1.46%) Foreign Exchange (FX)
16 100 (1.43%) Hedge funds
17 92 (1.32%) Tandem
18 83 (1.19%) Cloud Native
19 77 (1.10%) Social Media
20 67 (0.96%) Fixed Income
Operating Systems
1 733 (10.51%) Linux
2 462 (6.62%) Windows
3 356 (5.10%) Android
4 315 (4.51%) Apple iOS
5 229 (3.28%) Unix
6 31 (0.44%) CentOS
6 31 (0.44%) Nucleus RTOS
7 29 (0.42%) Windows Phone
8 24 (0.34%) Ubuntu
9 19 (0.27%) Red Hat Enterprise Linux
10 13 (0.19%) Mac OS
10 13 (0.19%) Solaris
11 11 (0.16%) Amazon Linux
11 11 (0.16%) Debian
12 10 (0.14%) VMS
13 8 (0.11%) openSUSE
13 8 (0.11%) Windows 7
13 8 (0.11%) Windows 8
13 8 (0.11%) Windows Server
14 7 (0.10%) CoreOS
Processes & Methodologies
1 5,577 (79.93%) Agile Software Development
2 3,176 (45.52%) BDD
3 2,199 (31.52%) Scrum
4 1,859 (26.64%) Continuous Integration
5 1,817 (26.04%) MVC
6 1,396 (20.01%) Microservices
7 1,345 (19.28%) Software Engineering
8 1,206 (17.29%) Test Automation
9 1,196 (17.14%) DevOps
10 1,079 (15.47%) Kanban
11 939 (13.46%) OO
12 870 (12.47%) Web Application Development
13 700 (10.03%) E-Commerce
14 633 (9.07%) Unit Testing
15 587 (8.41%) Pair Programming
16 575 (8.24%) Problem-Solving
17 572 (8.20%) Front End Development
18 535 (7.67%) Continuous Delivery
19 524 (7.51%) Mentoring
20 507 (7.27%) SOLID
Programming Languages
1 2,750 (39.42%) Java
2 2,681 (38.43%) C#
3 2,542 (36.43%) JavaScript
4 1,600 (22.93%) SQL
5 924 (13.24%) Java 8
6 847 (12.14%) Python
7 726 (10.41%) Ruby
8 591 (8.47%) Scala
9 556 (7.97%) PHP
10 320 (4.59%) ES6
11 317 (4.54%) C++
12 269 (3.86%) T-SQL
13 227 (3.25%) TypeScript
14 171 (2.45%) Groovy
15 168 (2.41%) Go
16 150 (2.15%) Apple Swift
17 149 (2.14%) Bash Shell
18 138 (1.98%) C
19 135 (1.93%) Objective-C
20 97 (1.39%) Kotlin
Qualifications
1 742 (10.63%) Degree
2 278 (3.98%) Computer Science Degree
3 113 (1.62%) Security Cleared
4 64 (0.92%) SC Cleared
5 42 (0.60%) SAFe Agilist
6 32 (0.46%) Master's Degree
7 27 (0.39%) Microsoft Certification
8 24 (0.34%) AWS Certification
9 23 (0.33%) DV Cleared
9 23 (0.33%) ISTQB
10 18 (0.26%) Numerate Degree
11 17 (0.24%) MCTS
12 16 (0.23%) ISTQB Foundation Certification
13 13 (0.19%) ISEB
14 12 (0.17%) PhD
15 11 (0.16%) MCAD
15 11 (0.16%) MCSD
16 10 (0.14%) APMG
16 10 (0.14%) MCP
16 10 (0.14%) PMP
Quality Assurance & Compliance
1 619 (8.87%) QA
2 40 (0.57%) GCP
3 25 (0.36%) WCAG
4 23 (0.33%) PCI DSS
5 13 (0.19%) Data Quality
5 13 (0.19%) PSD2
6 6 (0.086%) PMO
6 6 (0.086%) SLA
7 5 (0.072%) MiFID
8 4 (0.057%) EMIR
8 4 (0.057%) GDPR
9 2 (0.029%) Disclosure Scotland
9 2 (0.029%) Dodd-Frank
9 2 (0.029%) SEPA
System Software
1 818 (11.72%) Docker
2 29 (0.42%) Active Directory
3 28 (0.40%) HDFS
4 21 (0.30%) VMware Infrastructure
5 18 (0.26%) Apache Flume
6 10 (0.14%) Virtual Machines
7 8 (0.11%) Apache ZooKeeper
8 7 (0.10%) Hyper-V
9 6 (0.086%) iptables
9 6 (0.086%) VirtualBox
9 6 (0.086%) VMware ESXi
9 6 (0.086%) VMware Server
9 6 (0.086%) vSphere
10 3 (0.043%) Firmware
11 2 (0.029%) KVM
12 1 (0.014%) DRBD
12 1 (0.014%) Virtual Servers
Systems Management
1 246 (3.53%) Ansible
2 237 (3.40%) Kubernetes
3 220 (3.15%) Puppet
4 164 (2.35%) Terraform
5 148 (2.12%) Opscode Chef
6 37 (0.53%) Kibana
7 25 (0.36%) logstash
7 25 (0.36%) Mesos
8 23 (0.33%) Salt
9 17 (0.24%) HockeyApp
10 16 (0.23%) HP Quality Center
11 13 (0.19%) Packer
12 12 (0.17%) Nagios
13 11 (0.16%) Single Sign-On
14 9 (0.13%) Business Desktop Deployment
15 8 (0.11%) Consul
15 8 (0.11%) Hadoop YARN
16 7 (0.10%) Graphite
17 6 (0.086%) Ambari
17 6 (0.086%) Grafana
Vendors
1 621 (8.90%) Microsoft
2 411 (5.89%) Google
3 305 (4.37%) Oracle
4 181 (2.59%) Facebook
5 96 (1.38%) Sitecore
6 77 (1.10%) Apple
7 73 (1.05%) Splunk
8 61 (0.87%) IBM
9 59 (0.85%) AppDynamics
9 59 (0.85%) Zend
10 53 (0.76%) Atlassian
11 52 (0.75%) Sony
12 51 (0.73%) Tableau
13 48 (0.69%) Capita
14 46 (0.66%) Yahoo!
15 45 (0.64%) SAP
16 41 (0.59%) Twitter
16 41 (0.59%) Xamarin
17 40 (0.57%) New Relic
18 37 (0.53%) Salesforce.com