Reactive Extensions for JavaScript (RxJS)
UK

The following table provides summary statistics for permanent job vacancies with a requirement for RxJS skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited RxJS over the 6 months to 9 May 2024 with a comparison to the same period in the previous 2 years.

6 months to
9 May 2024
Same period 2023 Same period 2022
Rank 852 892 857
Rank change year-on-year +40 -35 -65
Permanent jobs citing RxJS 50 80 385
As % of all permanent jobs advertised in the UK 0.050% 0.079% 0.25%
As % of the Libraries, Frameworks & Software Standards category 0.24% 0.26% 0.60%
Number of salaries quoted 46 71 103
10th Percentile - £58,750 £55,000
25th Percentile £57,500 £65,000 £57,500
Median annual salary (50th Percentile) £60,000 £80,000 £70,000
Median % change year-on-year -25.00% +14.29% +7.69%
75th Percentile £69,375 £110,000 £96,250
90th Percentile £76,250 £120,000 £134,000
UK excluding London median annual salary £60,000 £62,500 £60,000
% change year-on-year -4.00% +4.17% +20.00%

All Software Libraries and Frameworks
UK

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

Permanent vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 21,062 30,550 63,922
As % of all permanent jobs advertised in the UK 21.25% 30.15% 40.74%
Number of salaries quoted 15,764 18,827 29,914
10th Percentile £36,250 £40,750 £37,500
25th Percentile £45,000 £50,000 £47,500
Median annual salary (50th Percentile) £60,000 £67,500 £62,500
Median % change year-on-year -11.11% +8.00% +13.64%
75th Percentile £78,750 £87,500 £82,500
90th Percentile £100,000 £106,250 £100,000
UK excluding London median annual salary £55,000 £57,500 £55,000
% change year-on-year -4.35% +4.55% +10.00%

RxJS
Job Vacancy Trend

Job postings citing RxJS as a proportion of all IT jobs advertised.

Job vacancy trend for RxJS in the UK

RxJS
Salary Trend

3-month moving average salary quoted in jobs citing RxJS.

Salary trend for RxJS in the UK

RxJS
Salary Histogram

Salary distribution for jobs citing RxJS over the 6 months to 9 May 2024.

Salary histogram for RxJS in the UK

RxJS
Top 13 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing RxJS within the UK over the 6 months to 9 May 2024. 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
Jobs
England +68 47 £60,000 -25.00% 14
UK excluding London +24 39 £60,000 -4.00% 2
Work from Home +77 34 £60,000 -15.79% 9
North of England - 17 £60,000 -
Midlands +1 13 £60,000 +60.00% 1
North West - 12 £60,000 -
London +59 11 £72,500 -9.38% 11
West Midlands - 7 £60,000 - 1
East Midlands -12 6 £60,000 +60.00%
Yorkshire - 5 £60,000 -
South East - 4 £65,000 -
Scotland -63 3 £60,000 -
South West -29 2 - -

RxJS
Co-occurring Skills and Capabilities by Category

The follow tables expand on the table above by listing co-occurrences grouped by category. The same employment type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories:

Application Platforms
1 28 (56.00%) IIS
2 2 (4.00%) CMS
Cloud Services
1 32 (64.00%) Azure
2 28 (56.00%) Azure DevOps
3 4 (8.00%) SaaS
4 3 (6.00%) GitHub
5 2 (4.00%) AWS
5 2 (4.00%) PaaS
Communications & Networking
1 2 (4.00%) HTTP
Database & Business Intelligence
1 28 (56.00%) SQL Server
2 2 (4.00%) Relational Database
Development Applications
1 31 (62.00%) Jasmine
2 30 (60.00%) Karma Test Runner
3 8 (16.00%) webpack
4 5 (10.00%) Git
4 5 (10.00%) Grunt
4 5 (10.00%) gulp
5 3 (6.00%) Babel
5 3 (6.00%) GitLab
6 2 (4.00%) Selenium
7 1 (2.00%) Cypress.io
7 1 (2.00%) Storybook
General
1 12 (24.00%) Social Skills
2 5 (10.00%) Games
3 2 (4.00%) Finance
3 2 (4.00%) Inclusion and Diversity
3 2 (4.00%) Law
4 1 (2.00%) Automotive
Job Titles
1 48 (96.00%) Developer
2 28 (56.00%) C# Developer
3 11 (22.00%) Front-End Developer (Client-Side Developer)
3 11 (22.00%) Senior
4 9 (18.00%) Senior Developer
5 5 (10.00%) Angular Developer
5 5 (10.00%) Games Developer
5 5 (10.00%) JavaScript Developer
5 5 (10.00%) Senior Games Developer
5 5 (10.00%) Senior JavaScript Developer
6 4 (8.00%) Senior Front-End Developer
7 2 (4.00%) Senior Software Engineer
7 2 (4.00%) Software Engineer
8 1 (2.00%) Principal Developer
8 1 (2.00%) Software Developer
Libraries, Frameworks & Software Standards
1 43 (86.00%) AngularJS
2 36 (72.00%) JSON
2 36 (72.00%) XML
3 34 (68.00%) .NET
4 32 (64.00%) ASP.NET
4 32 (64.00%) REST
5 30 (60.00%) SOAP
6 29 (58.00%) Sass
6 29 (58.00%) Web Services
7 28 (56.00%) XML Schema
8 12 (24.00%) CSS
8 12 (24.00%) HTML
9 7 (14.00%) NgRx
10 6 (12.00%) Redux
11 5 (10.00%) Babylonjs
11 5 (10.00%) Node.js
11 5 (10.00%) Pixi.js
11 5 (10.00%) React
11 5 (10.00%) RESTful
11 5 (10.00%) WebGL
Miscellaneous
1 5 (10.00%) Data Structures
2 4 (8.00%) Online Gambling
2 4 (8.00%) Virtual Team
3 3 (6.00%) Product Ownership
4 2 (4.00%) Management Information System
4 2 (4.00%) Private Cloud
4 2 (4.00%) W3C
Processes & Methodologies
1 30 (60.00%) Unit Testing
2 28 (56.00%) Customer Service
2 28 (56.00%) DevOps
2 28 (56.00%) User Acceptance Testing
3 12 (24.00%) Front End Development
4 8 (16.00%) User Experience
5 7 (14.00%) Clean Code
6 6 (12.00%) Performance Optimisation
6 6 (12.00%) UX Design
7 5 (10.00%) Agile
7 5 (10.00%) Computer Science
7 5 (10.00%) Mentoring
7 5 (10.00%) Software Engineering
8 4 (8.00%) Analytics
8 4 (8.00%) CAD
8 4 (8.00%) Problem-Solving
9 3 (6.00%) API Integration
9 3 (6.00%) Scrum
9 3 (6.00%) Test Automation
9 3 (6.00%) Web Development
Programming Languages
1 44 (88.00%) JavaScript
2 41 (82.00%) TypeScript
3 30 (60.00%) C#
3 30 (60.00%) SQL
4 28 (56.00%) T-SQL
4 28 (56.00%) VB
4 28 (56.00%) VB.NET
4 28 (56.00%) VB6
5 4 (8.00%) PHP
Qualifications
1 7 (14.00%) Degree
2 3 (6.00%) Computer Science Degree
2 3 (6.00%) Master's Degree
Quality Assurance & Compliance
1 28 (56.00%) QA
2 6 (12.00%) Accessibility
System Software
1 2 (4.00%) Docker
Systems Management
1 2 (4.00%) Kubernetes
Vendors
1 30 (60.00%) Microsoft
2 4 (8.00%) Google
3 2 (4.00%) Finsemble