Period
to 20 November 2017

The following table provides summary statistics for permanent job vacancies advertised in the City of 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 November 2017 with a comparison to the same period in the previous 2 years.

Test-Driven Development (TDD)
Central London > City of London
6 months to
20 Nov 2017
Same period 2016 Same period 2015
Rank 19 18 23
Rank change year-on-year -1 +5 +1
Permanent jobs citing TDD 1015 1135 1254
As % of all permanent IT jobs advertised in the City of London 9.94% 9.84% 7.32%
As % of the Processes & Methodologies category 11.03% 11.01% 8.21%
Number of salaries quoted 920 1073 1103
City of London median annual salary £65,000 £60,000 £60,000
Median salary % change year-on-year +8.33% - +4.35%
10th Percentile £41,250 £41,250 £37,500
90th Percentile £87,500 £85,000 £85,000
Central London median annual salary £62,500 £60,000 £60,000
% change year-on-year +4.17% - +4.35%

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

All Process and Methodology Skills
City of London
Permanent vacancies with a requirement for process or methodology skills 9200 10313 15272
As % of all permanent IT jobs advertised in the City of London 90.13% 89.43% 89.11%
Number of salaries quoted 8307 9399 13239
City of London median annual salary £60,000 £60,000 £57,500
Median salary % change year-on-year - +4.35% +4.55%
10th Percentile £36,250 £35,000 £33,750
90th Percentile £93,950 £90,000 £87,500
Central London median annual salary £60,000 £57,500 £57,500
% change year-on-year +4.35% - +4.55%

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
Salary Trend in the City of London

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

Salary trend for TDD in the City of London

TDD
Salary Histogram in the City of London

The salary distribution of IT jobs citing TDD in the City of London over the 6 months to 20 November 2017.

Salary histogram for TDD in the City of London

TDD
Job Locations in the City of London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing TDD within the City of London region over the 6 months to 20 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
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
London Bridge -5 4 £80,000 +52.38%
TDD
Central London

For the 6 months to 20 November 2017, IT jobs citing TDD also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads across the City of London region with a requirement for TDD.

1 810 (79.80%) Agile Software Development
2 481 (47.39%) Java
3 357 (35.17%) JavaScript
4 332 (32.71%) BDD
5 308 (30.34%) Continuous Integration
6 276 (27.19%) Finance
7 274 (27.00%) .NET
8 247 (24.33%) AngularJS
9 244 (24.04%) C#
10 239 (23.55%) CSS
11 236 (23.25%) HTML
12 228 (22.46%) SQL Server
13 224 (22.07%) Scrum
14 203 (20.00%) Microservices
15 200 (19.70%) SQL
16 186 (18.33%) Amazon AWS
17 182 (17.93%) Fintech
18 174 (17.14%) React
19 171 (16.85%) MVC
20 162 (15.96%) Git (software)
20 162 (15.96%) Test Automation
21 155 (15.27%) Software Engineering
21 155 (15.27%) Degree
22 154 (15.17%) Multithreading
23 152 (14.98%) RESTful
24 143 (14.09%) Spring
25 142 (13.99%) DevOps
26 140 (13.79%) Web Services
26 140 (13.79%) OO
27 131 (12.91%) Docker

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 47 (4.63%) Confluence
2 43 (4.24%) Elasticsearch
3 33 (3.25%) Apache Spark
4 28 (2.76%) Tomcat
5 19 (1.87%) Apache Solr
5 19 (1.87%) CMS
5 19 (1.87%) Umbraco
6 18 (1.77%) Apache
7 14 (1.38%) nginx
8 13 (1.28%) Sitecore CMS
9 11 (1.08%) JBoss
9 11 (1.08%) OpenStack
9 11 (1.08%) WebLogic
10 9 (0.89%) EPiServer
10 9 (0.89%) Jetty
10 9 (0.89%) WebSphere
10 9 (0.89%) WebSphere Application Server
11 7 (0.69%) Drupal
11 7 (0.69%) IIS
11 7 (0.69%) SharePoint
Applications
1 4 (0.39%) Microsoft Excel
1 4 (0.39%) Microsoft Project
2 3 (0.30%) Microsoft Office
2 3 (0.30%) Photoshop
3 2 (0.20%) Microsoft PowerPoint
4 1 (0.099%) MS Visio
Business Applications
1 32 (3.15%) Dynamics CRM
2 10 (0.99%) MetaTrader
3 5 (0.49%) Eloqua
4 2 (0.20%) Payment Gateway
4 2 (0.20%) RMDS
5 1 (0.099%) Adobe Campaign
5 1 (0.099%) FastStats
5 1 (0.099%) Oracle EBS
5 1 (0.099%) Unica
5 1 (0.099%) Visualfiles
5 1 (0.099%) WebTrends
Cloud Services
1 186 (18.33%) Amazon AWS
2 121 (11.92%) Microsoft Azure
3 42 (4.14%) SaaS
4 32 (3.15%) Azure Active Directory
5 31 (3.05%) PaaS
6 28 (2.76%) IaaS
7 24 (2.36%) Google Cloud Platform
8 20 (1.97%) GitHub
9 12 (1.18%) Amazon S3
10 11 (1.08%) npm
11 10 (0.99%) Amazon EC2
11 10 (0.99%) Cloud Computing
11 10 (0.99%) Serverless
12 9 (0.89%) AWS Lambda
12 9 (0.89%) Google Play
13 8 (0.79%) Amazon ElastiCache
13 8 (0.79%) Office 365
14 6 (0.59%) AWS CloudFormation
15 5 (0.49%) Amazon CloudWatch
16 4 (0.39%) Amazon Kinesis
Communications & Networking
1 27 (2.66%) VPN
2 24 (2.36%) DNS
3 23 (2.27%) DHCP
3 23 (2.27%) Firewall
3 23 (2.27%) WAN
4 20 (1.97%) DMZ
5 19 (1.87%) HTTP
6 18 (1.77%) Internet
7 10 (0.99%) Intranet
Database & Business Intelligence
1 228 (22.46%) SQL Server
2 130 (12.81%) NoSQL
3 119 (11.72%) MySQL
4 93 (9.16%) MongoDB
5 54 (5.32%) Big Data
6 43 (4.24%) Relational Database
7 38 (3.74%) Apache Cassandra
8 33 (3.25%) PostgreSQL
8 33 (3.25%) Redis
9 32 (3.15%) Blockchain
10 29 (2.86%) Hadoop
11 26 (2.56%) RDBMS
12 25 (2.46%) Couchbase
13 21 (2.07%) HBase
13 21 (2.07%) SQL Server Integration Services
14 20 (1.97%) Amazon DynamoDB
15 14 (1.38%) Data Warehouse
16 10 (0.99%) SQL Server 2008
17 9 (0.89%) Amazon RDS
17 9 (0.89%) Riak
Development Applications
1 162 (15.96%) Git (software)
2 105 (10.34%) JIRA
3 79 (7.78%) Jenkins
4 64 (6.31%) Selenium
5 61 (6.01%) TeamCity
6 46 (4.53%) Octopus Deploy
7 40 (3.94%) Maven
8 39 (3.84%) JUnit
9 38 (3.74%) Cucumber
10 37 (3.65%) Atlassian Bamboo
11 35 (3.45%) Visual Studio
12 32 (3.15%) Jasmine
12 32 (3.15%) webpack
13 31 (3.05%) Mocha
13 31 (3.05%) SpecFlow
14 28 (2.76%) NUnit
15 26 (2.56%) WebDriver
16 25 (2.46%) gulp
17 23 (2.27%) Team Foundation Server
18 20 (1.97%) Subversion
General
1 276 (27.19%) Finance
2 74 (7.29%) Banking
3 57 (5.62%) Marketing
4 47 (4.63%) Investment Banking
5 43 (4.24%) Advertising
6 42 (4.14%) Games
7 27 (2.66%) Law
8 15 (1.48%) Front Office
9 14 (1.38%) Retail
10 11 (1.08%) Online Betting
11 10 (0.99%) Publishing
12 8 (0.79%) Financial Institution
13 5 (0.49%) Legal
14 4 (0.39%) Telecoms
15 2 (0.20%) Back Office
15 2 (0.20%) Digital Economy
16 1 (0.099%) Automotive
16 1 (0.099%) Music Industry
16 1 (0.099%) Pharmaceutical
16 1 (0.099%) Spanish Language
Job Titles
1 675 (66.50%) Developer
2 241 (23.74%) Java Developer
3 155 (15.27%) Senior Developer
4 102 (10.05%) C# Developer
5 97 (9.56%) .NET Developer
6 84 (8.28%) Lead Developer
7 77 (7.59%) JavaScript Developer
8 67 (6.60%) Full Stack Developer
9 66 (6.50%) Front End Developer (Client-Side Developer)
10 63 (6.21%) Analyst
11 55 (5.42%) Java Engineer
12 53 (5.22%) C# .NET Developer
13 49 (4.83%) Software Engineer
14 42 (4.14%) Business Analyst
15 40 (3.94%) Senior Java Developer
16 33 (3.25%) Games Developer
16 33 (3.25%) Java Games Developer
17 31 (3.05%) Architect
17 31 (3.05%) Python Developer
18 29 (2.86%) Cloud Engineer
Libraries, Frameworks & Software Standards
1 274 (27.00%) .NET
2 247 (24.33%) AngularJS
3 239 (23.55%) CSS
4 236 (23.25%) HTML
5 174 (17.14%) React
6 152 (14.98%) RESTful
7 143 (14.09%) Spring
8 140 (13.79%) Web Services
9 130 (12.81%) Node.js
10 129 (12.71%) HTML5
10 129 (12.71%) REST
11 117 (11.53%) jQuery
12 95 (9.36%) ASP.NET
13 92 (9.06%) CSS3
14 77 (7.59%) ASP.NET MVC
15 62 (6.11%) Hibernate
16 55 (5.42%) ASP.NET Web API
17 50 (4.93%) Ruby on Rails
17 50 (4.93%) Sass
17 50 (4.93%) Twitter Bootstrap
Miscellaneous
1 182 (17.93%) Fintech
2 101 (9.95%) Greenfield Project
3 95 (9.36%) User Experience
4 85 (8.37%) Computer Science
5 66 (6.50%) Mobile App
6 38 (3.74%) Algorithms
7 34 (3.35%) Foreign Exchange (FX)
8 31 (3.05%) Enterprise Software
9 28 (2.76%) Virtual Team
10 25 (2.46%) Hedge funds
11 21 (2.07%) Data Structures
12 16 (1.58%) Fixed Income
13 14 (1.38%) Reinsurance
13 14 (1.38%) Social Network
14 13 (1.28%) e-Health
15 11 (1.08%) Spread Betting
16 10 (0.99%) Analytical Skills
16 10 (0.99%) Derivative
16 10 (0.99%) Equities
17 8 (0.79%) BBC
Operating Systems
1 55 (5.42%) Linux
2 39 (3.84%) Android
3 37 (3.65%) Windows
4 31 (3.05%) Apple iOS
5 13 (1.28%) Unix
6 5 (0.49%) Ubuntu
7 4 (0.39%) CentOS
8 1 (0.099%) AIX
Processes & Methodologies
1 810 (79.80%) Agile Software Development
2 332 (32.71%) BDD
3 308 (30.34%) Continuous Integration
4 224 (22.07%) Scrum
5 203 (20.00%) Microservices
6 171 (16.85%) MVC
7 162 (15.96%) Test Automation
8 155 (15.27%) Software Engineering
9 154 (15.17%) Multithreading
10 142 (13.99%) DevOps
11 140 (13.79%) OO
12 101 (9.95%) Front End Development
13 98 (9.66%) Continuous Delivery
14 91 (8.97%) Kanban
15 86 (8.47%) Web Development
16 84 (8.28%) E-Commerce
17 81 (7.98%) User Stories
18 66 (6.50%) Pair Programming
19 65 (6.40%) SOA
20 59 (5.81%) SOLID
Programming Languages
1 481 (47.39%) Java
2 357 (35.17%) JavaScript
3 244 (24.04%) C#
4 200 (19.70%) SQL
5 94 (9.26%) Python
6 73 (7.19%) Scala
7 72 (7.09%) Ruby
8 60 (5.91%) PHP
9 45 (4.43%) TypeScript
10 43 (4.24%) ES6
11 41 (4.04%) T-SQL
12 40 (3.94%) C++
13 34 (3.35%) Groovy
14 31 (3.05%) Go
15 28 (2.76%) PowerShell
16 21 (2.07%) Kotlin
17 16 (1.58%) Clojure
18 15 (1.48%) Apple Swift
19 12 (1.18%) Shell Script
20 11 (1.08%) Objective-C
Qualifications
1 155 (15.27%) Degree
2 57 (5.62%) Computer Science Degree
3 14 (1.38%) ISTQB
4 9 (0.89%) ISEB
5 8 (0.79%) Security Cleared
6 7 (0.69%) SC Cleared
7 4 (0.39%) Microsoft Certification
8 3 (0.30%) Check Point Certification
8 3 (0.30%) MCSA
8 3 (0.30%) MCSE
8 3 (0.30%) PMI Certification
9 2 (0.20%) BPSS Clearance
10 1 (0.099%) Master's Degree
10 1 (0.099%) MCAD
10 1 (0.099%) MCSD
10 1 (0.099%) Numerate Degree
10 1 (0.099%) PhD
Quality Assurance & Compliance
1 112 (11.03%) QA
2 5 (0.49%) GCP
3 3 (0.30%) Basel III
3 3 (0.30%) PMO
4 1 (0.099%) Data Quality
4 1 (0.099%) MiFID
System Software
1 131 (12.91%) Docker
2 27 (2.66%) Active Directory
3 2 (0.20%) Apache ZooKeeper
3 2 (0.20%) Varnish
4 1 (0.099%) Cygwin
4 1 (0.099%) HDFS
4 1 (0.099%) VirtualBox
4 1 (0.099%) VMware Infrastructure
4 1 (0.099%) vSphere
Systems Management
1 51 (5.02%) Puppet
2 29 (2.86%) Ansible
3 19 (1.87%) Opscode Chef
4 12 (1.18%) Kubernetes
5 10 (0.99%) Salt
6 9 (0.89%) Kibana
6 9 (0.89%) logstash
7 7 (0.69%) Terraform
8 6 (0.59%) Mesos
9 4 (0.39%) Business Desktop Deployment
10 3 (0.30%) Control-M
11 2 (0.20%) Grafana
12 1 (0.099%) HP Quality Center
12 1 (0.099%) MOM
12 1 (0.099%) ZABBIX
Vendors
1 129 (12.71%) Microsoft
2 52 (5.12%) Oracle
3 39 (3.84%) Google
4 29 (2.86%) Splunk
5 25 (2.46%) IBM
5 25 (2.46%) Sitecore
6 20 (1.97%) Atlassian
7 14 (1.38%) Xamarin
8 9 (0.89%) Infragistics
8 9 (0.89%) New Relic
9 8 (0.79%) Arqiva
9 8 (0.79%) BT
10 6 (0.59%) Adthena
11 5 (0.49%) Marketo
11 5 (0.49%) Red Hat
11 5 (0.49%) TIBCO
12 4 (0.39%) Adobe
13 3 (0.30%) CheckPoint
13 3 (0.30%) Cisco
13 3 (0.30%) Juniper