Period
to 22 January 2018

The following table provides summary statistics for permanent job vacancies advertised in the City of London with a requirement for D3.js skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited D3.js over the 6 months to 22 January 2018 with a comparison to the same period in the previous 2 years.

Data-Driven Documents (D3)
Central London > City of London
6 months to
22 Jan 2018
Same period 2017 Same period 2016
Rank 300 279 325
Rank change year-on-year -21 +46 +79
Permanent jobs citing D3.js 32 48 58
As % of all permanent IT jobs advertised in the City of London 0.31% 0.46% 0.41%
As % of the Libraries, Frameworks & Software Standards category 0.73% 1.14% 1.11%
Number of salaries quoted 19 47 54
City of London median annual salary £85,000 £72,500 £55,000
Median salary % change year-on-year +17.24% +31.82% -1.35%
10th Percentile £33,750 £38,000 £45,000
90th Percentile £110,000 £95,000 £87,500
Central London median annual salary £75,000 £70,000 £50,000
% change year-on-year +7.14% +40.00% -9.09%

D3.js is in the Software Libraries and Frameworks 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 technical specification, industry standards, software libraries and framework skills.

All Software Libraries and Frameworks
City of London
Permanent vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 4,361 4,228 5,234
As % of all permanent IT jobs advertised in the City of London 41.66% 40.21% 37.02%
Number of salaries quoted 3,856 3,889 4,609
City of London median annual salary £62,500 £60,000 £57,500
Median salary % change year-on-year +4.17% +4.35% +4.55%
10th Percentile £40,000 £38,750 £36,700
90th Percentile £92,500 £90,000 £87,500
Central London median annual salary £60,000 £57,604 £57,500
% change year-on-year +4.16% +0.18% +4.55%

D3.js
Job Vacancy Trend in the City of London

Job postings citing D3.js as a percentage of all IT jobs advertised in the City of London.

Job vacancy trend for D3.js in the City of London

D3.js
Salary Trend in the City of London

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing D3.js in the City of London.

Salary trend for D3.js in the City of London

D3.js
Salary Histogram in the City of London

The salary distribution of IT jobs citing D3.js in the City of London over the 6 months to 22 January 2018.

Salary histogram for D3.js in the City of London

For the 6 months to 22 January 2018, IT jobs citing D3.js 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 D3.js.

1 27 (84.38%) JavaScript
2 22 (68.75%) AngularJS
3 20 (62.50%) HTML
4 19 (59.38%) HTML5
4 19 (59.38%) React
5 17 (53.13%) CSS
6 16 (50.00%) Finance
6 16 (50.00%) Grunt
7 14 (43.75%) Vue (Vue.js)
8 13 (40.63%) Agile Software Development
9 11 (34.38%) Continuous Integration
10 10 (31.25%) Web Development
10 10 (31.25%) Scrum
11 9 (28.13%) Sass
11 9 (28.13%) User Experience
12 8 (25.00%) webpack
12 8 (25.00%) Amazon AWS
12 8 (25.00%) Node.js
13 7 (21.88%) CSS3
13 7 (21.88%) Microsoft Azure
13 7 (21.88%) Machine Learning
13 7 (21.88%) Jasmine
13 7 (21.88%) SQL
14 6 (18.75%) Banking
14 6 (18.75%) Big Data
14 6 (18.75%) Analytics
14 6 (18.75%) Visualisation
14 6 (18.75%) MongoDB
14 6 (18.75%) Front End Development
15 5 (15.63%) gulp

D3.js
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 3 (9.38%) Apache Spark
1 3 (9.38%) Confluence
2 2 (6.25%) SAS
Applications
1 1 (3.13%) Photoshop
1 1 (3.13%) SPSS
Cloud Services
1 8 (25.00%) Amazon AWS
2 7 (21.88%) Microsoft Azure
3 2 (6.25%) Cortana Intelligence Suite
4 1 (3.13%) Heroku
4 1 (3.13%) npm
Database & Business Intelligence
1 6 (18.75%) Big Data
1 6 (18.75%) MongoDB
2 4 (12.50%) Power BI
2 4 (12.50%) QlikView
3 3 (9.38%) Apache Hive
3 3 (9.38%) Hadoop
3 3 (9.38%) MySQL
3 3 (9.38%) Neo4j
4 2 (6.25%) Apache Cassandra
4 2 (6.25%) HBase
5 1 (3.13%) PostgreSQL
5 1 (3.13%) Redis
5 1 (3.13%) Relational Database
Development Applications
1 16 (50.00%) Grunt
2 8 (25.00%) webpack
3 7 (21.88%) Jasmine
4 5 (15.63%) gulp
5 4 (12.50%) Git (software)
6 3 (9.38%) JIRA
6 3 (9.38%) Karma Test Runner
6 3 (9.38%) Subversion
7 2 (6.25%) Mocha
7 2 (6.25%) TeamCity
8 1 (3.13%) Babel
8 1 (3.13%) Balsamiq Mockups
8 1 (3.13%) Bower
8 1 (3.13%) Gerrit
8 1 (3.13%) Jenkins
8 1 (3.13%) Maven
8 1 (3.13%) Selenium
8 1 (3.13%) Sinon.JS
General
1 16 (50.00%) Finance
2 6 (18.75%) Banking
3 3 (9.38%) Front Office
4 1 (3.13%) Investment Banking
Job Titles
1 26 (81.25%) Developer
2 11 (34.38%) JavaScript Developer
3 9 (28.13%) Web Developer
4 6 (18.75%) Front End Developer (Client-Side Developer)
5 5 (15.63%) Senior Developer
6 4 (12.50%) Analytics Manager
6 4 (12.50%) Data Analytics Manager
6 4 (12.50%) React Developer
6 4 (12.50%) Senior Analytics Manager
6 4 (12.50%) Senior Manager
7 3 (9.38%) Angular Developer
7 3 (9.38%) Full Stack Developer
7 3 (9.38%) Java Developer
7 3 (9.38%) Senior JavaScript Developer
8 2 (6.25%) Full Stack Web Developer
8 2 (6.25%) HTML Developer
8 2 (6.25%) Java Web Developer
8 2 (6.25%) Junior
8 2 (6.25%) Junior Developer
8 2 (6.25%) Systems Developer
Libraries, Frameworks & Software Standards
1 22 (68.75%) AngularJS
2 20 (62.50%) HTML
3 19 (59.38%) HTML5
3 19 (59.38%) React
4 17 (53.13%) CSS
5 14 (43.75%) Vue (Vue.js)
6 9 (28.13%) Sass
7 8 (25.00%) Node.js
8 7 (21.88%) CSS3
9 5 (15.63%) Highcharts JS
9 5 (15.63%) Twitter Bootstrap
10 3 (9.38%) Express
10 3 (9.38%) Jest
10 3 (9.38%) jQuery
10 3 (9.38%) Nightwatchjs
10 3 (9.38%) REST
11 2 (6.25%) Angular 2
11 2 (6.25%) Backbone.js
11 2 (6.25%) Chai
11 2 (6.25%) Redux
Miscellaneous
1 9 (28.13%) User Experience
2 4 (12.50%) Computer Science
3 3 (9.38%) Foreign Exchange (FX)
4 2 (6.25%) Fintech
4 2 (6.25%) Greenfield Project
5 1 (3.13%) Graphic Design
Operating Systems
1 3 (9.38%) Unix
2 1 (3.13%) Linux
Processes & Methodologies
1 13 (40.63%) Agile Software Development
2 11 (34.38%) Continuous Integration
3 10 (31.25%) Scrum
3 10 (31.25%) Web Development
4 7 (21.88%) Machine Learning
5 6 (18.75%) Analytics
5 6 (18.75%) Front End Development
5 6 (18.75%) Visualisation
6 5 (15.63%) Business Intelligence
6 5 (15.63%) Cross-Browser Compatibility
6 5 (15.63%) TDD
7 4 (12.50%) Data Analytics
7 4 (12.50%) Data Cleansing
8 3 (9.38%) Data Visualisation
8 3 (9.38%) Investment Management
8 3 (9.38%) Low Latency
8 3 (9.38%) Microservices
8 3 (9.38%) Migration
8 3 (9.38%) Process Improvement
8 3 (9.38%) Software Engineering
Programming Languages
1 27 (84.38%) JavaScript
2 7 (21.88%) SQL
3 5 (15.63%) Java
3 5 (15.63%) Python
4 3 (9.38%) R
4 3 (9.38%) TypeScript
5 2 (6.25%) ES6
6 1 (3.13%) Cypher
6 1 (3.13%) ES7
6 1 (3.13%) MATLAB
6 1 (3.13%) Ruby
6 1 (3.13%) Scala
Qualifications
1 2 (6.25%) Computer Science Degree
1 2 (6.25%) Degree
1 2 (6.25%) Security Cleared
Quality Assurance & Compliance
1 4 (12.50%) Data Quality
1 4 (12.50%) Solvency II
2 3 (9.38%) GDPR
3 1 (3.13%) Dodd-Frank
3 1 (3.13%) EMIR
3 1 (3.13%) FATCA
3 1 (3.13%) MiFID
System Software
1 1 (3.13%) Apache ZooKeeper
1 1 (3.13%) HDFS
Systems Management
1 2 (6.25%) Ansible
2 1 (3.13%) Puppet
Vendors
1 4 (12.50%) Tableau
2 3 (9.38%) Splunk
3 2 (6.25%) Adthena
3 2 (6.25%) Apple
3 2 (6.25%) Google
3 2 (6.25%) IBM
3 2 (6.25%) Microsoft
4 1 (3.13%) Mapbox