Job Vacancy Trend Salary Trend Salary Histogram Job Locations Skill Sets
Period
to 18 September 2021

The following table provides summary statistics for permanent job vacancies advertised in 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 18 September 2021 with a comparison to the same period in the previous 2 years.

Data-Driven Documents (D3)
England > London
6 months to
18 Sep 2021		 Same period 2020 Same period 2019
Rank 529 436 582
Rank change year-on-year -93 +146 +64
Permanent jobs citing D3.js 196 45 165
As % of all permanent jobs advertised in London 0.40% 0.22% 0.29%
As % of the Libraries, Frameworks & Software Standards category 0.84% 0.47% 0.76%
Number of salaries quoted 54 36 148
10th Percentile £42,500 £58,125 £45,000
25th Percentile £53,750 £69,375 £54,375
Median annual salary (50th Percentile) £70,000 £80,000 £68,750
Median % change year-on-year -12.50% +16.36% +10.00%
75th Percentile £85,938 £100,625 £79,063
90th Percentile £90,875 £113,750 £106,450
England median annual salary £65,000 £75,750 £60,000
% change year-on-year -14.19% +26.25% -

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 London with a requirement for technical specification, industry standards, software libraries and framework skills.

All Software Libraries and Frameworks
London
Permanent vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 23,306 9,485 21,810
As % of all permanent IT jobs advertised in London 47.82% 45.50% 38.94%
Number of salaries quoted 13,199 8,080 18,323
10th Percentile £46,250 £46,250 £40,000
25th Percentile £56,250 £55,000 £51,250
Median annual salary (50th Percentile) £72,500 £70,000 £67,500
Median % change year-on-year +3.57% +3.70% +3.85%
75th Percentile £90,000 £90,000 £85,000
90th Percentile £110,000 £115,000 £100,000
England median annual salary £60,000 £57,500 £55,000
% change year-on-year +4.35% +4.55% +6.80%

D3.js
Job Vacancy Trend in London

Job postings citing D3.js as a proportion of all IT jobs advertised in London.

Job vacancy trend for D3.js in London

D3.js
Salary Trend in London

3-month moving average salary quoted in jobs citing D3.js in London.

Salary trend for D3.js in London

D3.js
Salary Histogram in London

Salary distribution for jobs citing D3.js in London over the 6 months to 18 September 2021.

Salary histogram for D3.js in London

D3.js
Job Locations in London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing D3.js within the London region over the 6 months to 18 September 2021. 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 -67 3 £52,500 -31.37% 9
West London -71 1 £65,000 -
D3.js
England

For the 6 months to 18 September 2021, IT jobs citing D3.js 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 D3.js.

1 155 (79.08%) JavaScript
2 135 (68.88%) React
3 114 (58.16%) Visualisation
4 112 (57.14%) CSS
5 105 (53.57%) Data Visualisation
6 103 (52.55%) Agile Software Development
7 92 (46.94%) User Experience
8 90 (45.92%) HTML
9 80 (40.82%) Finance
10 77 (39.29%) Front End Development
11 72 (36.73%) TypeScript
12 63 (32.14%) Vue.js
13 59 (30.10%) Git (software)
14 58 (29.59%) Full Stack Development
15 56 (28.57%) Python
16 55 (28.06%) Node.js
16 55 (28.06%) AngularJS
17 53 (27.04%) Analytics
18 47 (23.98%) Redux
19 45 (22.96%) Artificial Intelligence
19 45 (22.96%) Software Engineering
20 44 (22.45%) Docker
20 44 (22.45%) Data Science
21 41 (20.92%) HTML5
22 39 (19.90%) webpack
23 37 (18.88%) Machine Learning
24 36 (18.37%) AWS
25 35 (17.86%) React Native
26 34 (17.35%) Open Source
26 34 (17.35%) GitHub

D3.js
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 3 (1.53%) Apache Spark
2 1 (0.51%) Apache Pig
2 1 (0.51%) nginx
Applications
1 17 (8.67%) Figma
2 15 (7.65%) Sketch
3 6 (3.06%) Chatbot
4 5 (2.55%) Adobe XD
5 3 (1.53%) Spreadsheet
6 1 (0.51%) SPSS
6 1 (0.51%) Stata
6 1 (0.51%) Weka
Business Applications
1 1 (0.51%) Oracle EBS
Cloud Services
1 36 (18.37%) AWS
2 34 (17.35%) GitHub
3 32 (16.33%) Azure
4 18 (9.18%) Serverless
5 16 (8.16%) AWS Lambda
6 15 (7.65%) GCP
7 14 (7.14%) SaaS
8 13 (6.63%) npm
9 11 (5.61%) Power Platform
10 8 (4.08%) Snowflake
11 7 (3.57%) Google Analytics
12 6 (3.06%) PaaS
13 5 (2.55%) Amazon Alexa
13 5 (2.55%) AWS CloudFormation
13 5 (2.55%) Azure Functions
13 5 (2.55%) Dialogflow
13 5 (2.55%) Siri
13 5 (2.55%) Twilio
14 4 (2.04%) Amazon S3
15 1 (0.51%) Cloud Computing
Communications & Networking
1 16 (8.16%) Broadband
Database & Business Intelligence
1 31 (15.82%) Big Data
2 18 (9.18%) Tableau
3 16 (8.16%) PostgreSQL
4 15 (7.65%) Redis
5 11 (5.61%) MongoDB
5 11 (5.61%) Power BI
6 10 (5.10%) Qlik Sense
7 8 (4.08%) Relational Database
8 7 (3.57%) MySQL
9 5 (2.55%) Apache Hive
10 4 (2.04%) Amazon Redshift
10 4 (2.04%) Data Mining
10 4 (2.04%) Hadoop
11 3 (1.53%) Amazon Athena
12 2 (1.02%) NoSQL
12 2 (1.02%) QlikView
13 1 (0.51%) Amazon RDS
13 1 (0.51%) Apache Cassandra
13 1 (0.51%) Azure SQL Database
13 1 (0.51%) HBase
Development Applications
1 59 (30.10%) Git (software)
2 39 (19.90%) webpack
3 9 (4.59%) Mocha
3 9 (4.59%) Sinon.JS
4 8 (4.08%) Babel
5 6 (3.06%) Cucumber
5 6 (3.06%) Travis CI
6 5 (2.55%) Balsamiq
7 2 (1.02%) Cypress.io
8 1 (0.51%) Selenium
General
1 80 (40.82%) Finance
2 32 (16.33%) Social Skills
3 26 (13.27%) Marketing
4 19 (9.69%) Retail
5 15 (7.65%) Banking
6 14 (7.14%) Analytical Skills
7 13 (6.63%) Telecoms
8 10 (5.10%) Organisational Skills
9 9 (4.59%) Back Office
10 8 (4.08%) Advertising
10 8 (4.08%) Financial Institution
11 6 (3.06%) Public Sector
12 4 (2.04%) Inclusion and Diversity
13 2 (1.02%) Presentation Skills
14 1 (0.51%) Documentation Skills
14 1 (0.51%) Front Office
Job Titles
1 100 (51.02%) Developer
2 53 (27.04%) Front End Developer (Client-Side Developer)
3 25 (12.76%) Software Engineer
4 24 (12.24%) Full Stack Developer
5 18 (9.18%) Angular Developer
6 15 (7.65%) .NET Developer
7 13 (6.63%) React Developer
8 12 (6.12%) Web Developer
9 11 (5.61%) Senior Developer
10 9 (4.59%) Analyst
10 9 (4.59%) Data Analyst
10 9 (4.59%) Data Engineer
11 7 (3.57%) Senior Software Engineer
12 5 (2.55%) Data Visualisation Developer
13 4 (2.04%) 3D Developer
13 4 (2.04%) Senior Front-End Developer
14 3 (1.53%) Data Scientist
14 3 (1.53%) PHP Developer
14 3 (1.53%) Senior Web Developer
14 3 (1.53%) SQL Data Analyst
Libraries, Frameworks & Software Standards
1 135 (68.88%) React
2 112 (57.14%) CSS
3 90 (45.92%) HTML
4 63 (32.14%) Vue.js
5 55 (28.06%) AngularJS
5 55 (28.06%) Node.js
6 47 (23.98%) Redux
7 41 (20.92%) HTML5
8 35 (17.86%) React Native
9 33 (16.84%) GraphQL
10 31 (15.82%) Jest
11 28 (14.29%) REST
12 25 (12.76%) .NET
13 24 (12.24%) Sass
14 23 (11.73%) Django
15 19 (9.69%) CSS3
15 19 (9.69%) Ruby on Rails
16 18 (9.18%) RESTful
17 17 (8.67%) .NET Core
18 16 (8.16%) Cytoscape.js
Miscellaneous
1 92 (46.94%) User Experience
2 18 (9.18%) Enterprise Software
3 15 (7.65%) Mobile App
4 13 (6.63%) Blog
5 12 (6.12%) Hedge funds
6 11 (5.61%) Algorithms
6 11 (5.61%) Animation
6 11 (5.61%) Virtual Team
7 6 (3.06%) Greenfield Project
8 5 (2.55%) Client/Server
9 3 (1.53%) Digital Media
10 2 (1.02%) Data Structures
10 2 (1.02%) Management Information System
11 1 (0.51%) Data Centre
11 1 (0.51%) N-Tier
Operating Systems
1 2 (1.02%) Linux
Processes & Methodologies
1 114 (58.16%) Visualisation
2 105 (53.57%) Data Visualisation
3 103 (52.55%) Agile Software Development
4 77 (39.29%) Front End Development
5 58 (29.59%) Full Stack Development
6 53 (27.04%) Analytics
7 45 (22.96%) Artificial Intelligence
7 45 (22.96%) Software Engineering
8 44 (22.45%) Data Science
9 37 (18.88%) Machine Learning
10 34 (17.35%) Open Source
11 31 (15.82%) Data Analysis
12 27 (13.78%) Clean Code
12 27 (13.78%) Problem-Solving
13 24 (12.24%) Fintech
13 24 (12.24%) Web Development
14 23 (11.73%) A/B Testing
15 22 (11.22%) Responsive Web Design
16 21 (10.71%) Business Intelligence
16 21 (10.71%) Computer Science
Programming Languages
1 155 (79.08%) JavaScript
2 72 (36.73%) TypeScript
3 56 (28.57%) Python
4 32 (16.33%) SQL
5 31 (15.82%) C#
6 26 (13.27%) ES6
7 24 (12.24%) Go
8 19 (9.69%) Java
8 19 (9.69%) Ruby
9 16 (8.16%) Clojure
9 16 (8.16%) R
10 8 (4.08%) PHP
11 7 (3.57%) Elixir
12 5 (2.55%) C
12 5 (2.55%) C++
12 5 (2.55%) Cython
13 2 (1.02%) Rust
14 1 (0.51%) Bash Shell
14 1 (0.51%) SPARQL
14 1 (0.51%) VBA
Qualifications
1 18 (9.18%) Degree
2 11 (5.61%) Computer Science Degree
3 5 (2.55%) PhD
4 1 (0.51%) AWS Certification
4 1 (0.51%) BPSS Clearance
4 1 (0.51%) Master's Degree
4 1 (0.51%) SC Cleared
4 1 (0.51%) Security Cleared
Quality Assurance & Compliance
1 29 (14.80%) Accessibility
2 7 (3.57%) QA
3 2 (1.02%) PSD2
4 1 (0.51%) Data Quality
System Software
1 44 (22.45%) Docker
Systems Management
1 29 (14.80%) Kubernetes
2 13 (6.63%) Ansible
3 5 (2.55%) Terraform
4 2 (1.02%) Grafana
4 2 (1.02%) Prometheus
Vendors
1 26 (13.27%) Google
2 15 (7.65%) Adobe
3 12 (6.12%) Yahoo!
4 10 (5.10%) BT
4 10 (5.10%) Samsung
5 9 (4.59%) Bloomberg
5 9 (4.59%) DocuSign
5 9 (4.59%) Reuters
5 9 (4.59%) Wallstreet Suite
6 2 (1.02%) Dynatrace
7 1 (0.51%) AppDynamics
7 1 (0.51%) Databricks
7 1 (0.51%) Hyperion
7 1 (0.51%) Microsoft
7 1 (0.51%) Oracle
7 1 (0.51%) Splunk
7 1 (0.51%) Talend