Period
to 22 September 2020

The median annual salary for a Senior JavaScript Developer was £72,500 in advertised job vacancies in London during the 6 months to 22 September 2020.

The first table below provides salary benchmarking and summary statistics including a comparison to same period in the previous 2 years.

Senior JavaScript Developer
England > London
6 months to
22 Sep 2020
Same period 2019 Same period 2018
Rank 424 602 591
Rank change year-on-year +178 -11 0
Permanent jobs requiring a Senior JavaScript Developer 58 129 240
As % of all permanent jobs advertised in London 0.28% 0.23% 0.35%
As % of the Job Titles category 0.30% 0.25% 0.37%
Number of salaries quoted 55 124 237
Median annual salary £72,500 £77,500 £70,000
Median salary % change year-on-year -6.45% +10.71% +3.70%
10th Percentile £62,500 £56,250 £51,250
90th Percentile £101,250 £102,750 £100,000
England median annual salary £67,500 £60,000 £62,500
% change year-on-year +12.50% -4.00% +8.70%

The following table is for comparison with the above and includes summary statistics for all permanent IT job vacancies advertised in London. Most job vacancies include a discernible job title that can be normalized. As such, the figures in the second row provide an indication of the number of permanent jobs in our overall sample.

All Permanent IT Job Vacancies
London
Permanent vacancies in London with a recognized job title 19,167 52,471 65,239
% of permanent IT jobs with a recognized job title 93.41% 95.24% 95.37%
Number of salaries quoted 15,841 42,724 53,123
Median annual salary £70,000 £62,500 £60,000
Median salary % change year-on-year +12.00% +4.17% -
10th Percentile £42,000 £35,000 £33,250
90th Percentile £105,000 £97,500 £93,750
England median annual salary £55,000 £51,000 £50,000
% change year-on-year +7.84% +2.00% +3.09%

Senior JavaScript Developer
Job Vacancy Trend in London

Job postings that featured Senior JavaScript Developer in the job title as a proportion of all IT jobs advertised in London.

Job vacancy trend for Senior JavaScript Developer in London

Senior JavaScript Developer
Salary Trend in London

3-month moving average salary quoted in jobs citing Senior JavaScript Developer in London.

Salary trend for Senior JavaScript Developer in London

Senior JavaScript Developer
Salary Histogram in London

Salary distribution for jobs citing Senior JavaScript Developer in London over the 6 months to 22 September 2020.

Salary histogram for Senior JavaScript Developer in London

Senior JavaScript Developer
Job Locations in London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Senior JavaScript Developer within the London region over the 6 months to 22 September 2020. 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
West London +73 8 £70,000 -6.67% 1
Central London +106 3 £70,000 -9.68% 7
Senior JavaScript Developer
England

Senior JavaScript Developer Skill Set
Top 30 Co-occurring IT Skills in London

For the 6 months to 22 September 2020, Senior JavaScript Developer job roles required the following IT 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 featuring Senior JavaScript Developer in the job title.

1 58 (100.00%) JavaScript
2 42 (72.41%) React
3 41 (70.69%) Agile Software Development
4 31 (53.45%) Node.js
5 25 (43.10%) CSS
6 23 (39.66%) TDD
6 23 (39.66%) AWS
7 22 (37.93%) HTML
8 20 (34.48%) Sass
9 17 (29.31%) HTML5
9 17 (29.31%) MongoDB
9 17 (29.31%) Coaching
10 16 (27.59%) TypeScript
11 15 (25.86%) Docker
12 14 (24.14%) Redux
12 14 (24.14%) Front End Development
12 14 (24.14%) CSS3
13 13 (22.41%) Git (software)
13 13 (22.41%) Web Services
13 13 (22.41%) Kubernetes
13 13 (22.41%) User Experience
14 11 (18.97%) Microservices
14 11 (18.97%) Java
14 11 (18.97%) Scrum
14 11 (18.97%) Ajax
15 10 (17.24%) Unit Testing
15 10 (17.24%) Functional Programming
16 9 (15.52%) Terraform
16 9 (15.52%) GraphQL
16 9 (15.52%) Jest

Senior JavaScript Developer Skill Set
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 7 (12.07%) Elasticsearch
2 2 (3.45%) CMS
3 1 (1.72%) Confluence
3 1 (1.72%) Headless CMS
Applications
1 3 (5.17%) Sketch
2 1 (1.72%) Chatbot
2 1 (1.72%) Zeplin
Cloud Services
1 23 (39.66%) AWS
2 9 (15.52%) SaaS
3 4 (6.90%) Amazon S3
3 4 (6.90%) Serverless
4 3 (5.17%) AWS Lambda
4 3 (5.17%) Cloud Computing
5 2 (3.45%) Amazon SQS
5 2 (3.45%) Azure
5 2 (3.45%) CloudFront
5 2 (3.45%) GCP
5 2 (3.45%) GitHub
5 2 (3.45%) npm
6 1 (1.72%) Amazon Cognito
6 1 (1.72%) Amazon EC2
6 1 (1.72%) Firebase
Communications & Networking
1 8 (13.79%) Internet
2 1 (1.72%) Skype
Database & Business Intelligence
1 17 (29.31%) MongoDB
2 3 (5.17%) Relational Database
3 2 (3.45%) Amazon DynamoDB
3 2 (3.45%) NoSQL
4 1 (1.72%) Amazon Aurora
4 1 (1.72%) Big Data
4 1 (1.72%) MySQL
4 1 (1.72%) PostgreSQL
4 1 (1.72%) SQLite
Development Applications
1 13 (22.41%) Git (software)
2 9 (15.52%) Jasmine
2 9 (15.52%) Mocha
3 5 (8.62%) Jenkins
3 5 (8.62%) webpack
4 4 (6.90%) Selenium
5 3 (5.17%) CircleCI
5 3 (5.17%) Grunt
5 3 (5.17%) gulp
6 1 (1.72%) Babel
6 1 (1.72%) Bitbucket
6 1 (1.72%) Bower
6 1 (1.72%) CruiseControl
6 1 (1.72%) Cypress.io
6 1 (1.72%) JIRA
General
1 3 (5.17%) Automotive
1 3 (5.17%) Marketing
2 2 (3.45%) Finance
3 1 (1.72%) Banking
3 1 (1.72%) Games
3 1 (1.72%) Investment Banking
3 1 (1.72%) Law
3 1 (1.72%) Retail
Libraries, Frameworks & Software Standards
1 42 (72.41%) React
2 31 (53.45%) Node.js
3 25 (43.10%) CSS
4 22 (37.93%) HTML
5 20 (34.48%) Sass
6 17 (29.31%) HTML5
7 14 (24.14%) CSS3
7 14 (24.14%) Redux
8 13 (22.41%) Web Services
9 11 (18.97%) Ajax
10 9 (15.52%) GraphQL
10 9 (15.52%) Jest
10 9 (15.52%) JSON
11 7 (12.07%) REST
12 6 (10.34%) React Native
13 5 (8.62%) AngularJS
14 3 (5.17%) Django
14 3 (5.17%) LESS
15 2 (3.45%) Ember.js
15 2 (3.45%) Symfony
Miscellaneous
1 13 (22.41%) User Experience
2 4 (6.90%) Enterprise Software
2 4 (6.90%) Greenfield Project
3 3 (5.17%) Analytical Skills
4 1 (1.72%) Data Structures
4 1 (1.72%) Digital Media
4 1 (1.72%) Enterprise Cloud
4 1 (1.72%) Mobile App
4 1 (1.72%) Self-Motivation
Operating Systems
1 3 (5.17%) Android
2 2 (3.45%) Apple iOS
Processes & Methodologies
1 41 (70.69%) Agile Software Development
2 23 (39.66%) TDD
3 17 (29.31%) Coaching
4 14 (24.14%) Front End Development
5 11 (18.97%) Microservices
5 11 (18.97%) Scrum
6 10 (17.24%) Functional Programming
6 10 (17.24%) Unit Testing
7 9 (15.52%) Creative Thinking
7 9 (15.52%) Visualisation
8 8 (13.79%) Continuous Integration
8 8 (13.79%) Machine Learning
9 7 (12.07%) BDD
9 7 (12.07%) Infrastructure as Code
9 7 (12.07%) Mentoring
9 7 (12.07%) Web Development
10 6 (10.34%) Software Engineering
11 5 (8.62%) OO
11 5 (8.62%) Technology Roadmap
12 4 (6.90%) Problem-Solving
Programming Languages
1 58 (100.00%) JavaScript
2 16 (27.59%) TypeScript
3 11 (18.97%) Java
4 5 (8.62%) ES6
5 4 (6.90%) SQL
6 3 (5.17%) Python
7 2 (3.45%) PHP
7 2 (3.45%) Ruby
8 1 (1.72%) Kotlin
8 1 (1.72%) Objective-C
Qualifications
1 4 (6.90%) Degree
2 1 (1.72%) Computer Science Degree
Quality Assurance & Compliance
1 2 (3.45%) QA
System Software
1 15 (25.86%) Docker
Systems Management
1 13 (22.41%) Kubernetes
2 9 (15.52%) Terraform
Vendors
1 2 (3.45%) Google