Reactive Extensions for JavaScript (RxJS)
UK

The table below provides summary statistics and salary benchmarking for jobs requiring RxJS skills. It covers permanent job vacancies from the 6 months leading up to 19 April 2026, with comparisons to the same periods in the previous two years.

6 months to
19 Apr 2026
Same period 2025 Same period 2024
Rank 705 605 807
Rank change year-on-year -100 +202 +94
Permanent jobs citing RxJS 11 42 58
As % of all permanent jobs in the UK 0.013% 0.10% 0.061%
As % of the Libraries, Frameworks & Software Standards category 0.13% 0.49% 0.29%
Number of salaries quoted 11 37 57
10th Percentile £55,000 - -
25th Percentile £61,250 £32,000 £57,500
Median annual salary (50th Percentile) £62,500 £52,500 £60,000
Median % change year-on-year +19.05% -12.50% -25.00%
75th Percentile £68,750 £68,750 £76,250
90th Percentile £145,000 £88,750 £84,250
UK excluding London median annual salary £67,500 £52,500 £60,000
% change year-on-year +28.57% -12.50% -4.00%

All Software Libraries and Frameworks
UK

RxJS falls under the Software Libraries and Frameworks category. For comparison with the information above, the following table provides summary statistics for all permanent job vacancies requiring technical specification, industry standards, software libraries and framework skills.

Permanent vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 8,692 8,649 20,293
As % of all permanent jobs advertised in the UK 10.00% 20.71% 21.44%
Number of salaries quoted 6,345 6,522 15,750
10th Percentile £37,500 £38,750 £36,250
25th Percentile £50,000 £51,250 £45,146
Median annual salary (50th Percentile) £65,000 £66,150 £60,000
Median % change year-on-year -1.74% +10.25% -11.11%
75th Percentile £85,000 £87,500 £80,000
90th Percentile £100,000 £111,250 £100,000
UK excluding London median annual salary £60,000 £60,000 £55,000
% change year-on-year - +9.09% -4.35%

RxJS
Job Vacancy Trend

Historical trend showing the proportion of permanent IT job postings citing RxJS relative to all permanent IT jobs advertised.

RxJS job vacancy trend in the UK

RxJS
Salary Trend

Salary distribution trend for jobs in the UK citing RxJS.

Salary distribution trend for jobs in the UK citing RxJS

RxJS
Salary Histogram

Salary distribution for jobs citing RxJS over the 6 months to 19 April 2026.

Salary histogram for RxJS in the UK

RxJS
Top 6 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 19 April 2026. 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
Work from Home -14 9 £62,500 +19.05%
England -100 6 £67,500 +28.57% 4
London -18 4 £97,500 +186.76%
North West -25 2 £67,500 +22.73%
North of England -65 2 £67,500 +22.73% 1
UK excluding London -76 2 £67,500 +28.57% 4

RxJS
Co-Occurring Skills & Capabilities by Category

The following tables expand on the one above by listing co-occurrences grouped by category. They cover the same employment type, locality and period, with up to 20 co-occurrences shown in each category:

Cloud Services
1 5 (45.45%) Slack
2 2 (18.18%) Algolia
2 2 (18.18%) Azure
2 2 (18.18%) Azure DevOps
2 2 (18.18%) Azure Key Vault
2 2 (18.18%) Cloud Functions
2 2 (18.18%) Entra ID
2 2 (18.18%) Figma
2 2 (18.18%) Firebase
2 2 (18.18%) GCP
2 2 (18.18%) GitHub
2 2 (18.18%) Sentry
2 2 (18.18%) Serverless
2 2 (18.18%) Stripe
Database & Business Intelligence
1 2 (18.18%) BigQuery
1 2 (18.18%) NoSQL
Development Applications
1 5 (45.45%) Claude Code
2 4 (36.36%) Git
3 2 (18.18%) Bitbucket
3 2 (18.18%) NUnit
3 2 (18.18%) Storybook
General
1 7 (63.64%) Social Skills
2 2 (18.18%) Analytical Skills
2 2 (18.18%) Banking
2 2 (18.18%) Finance
2 2 (18.18%) Investment Banking
Job Titles
1 6 (54.55%) Developer
2 5 (45.45%) Front-End Engineer (Client-Side Engineer)
2 5 (45.45%) Senior
2 5 (45.45%) Senior Front-End Engineer (Client-Side Engineer)
3 2 (18.18%) Angular Developer
3 2 (18.18%) Front-End Developer (Client-Side Developer)
3 2 (18.18%) Full-Stack Developer
3 2 (18.18%) Lead
3 2 (18.18%) Lead Developer
3 2 (18.18%) Lead Software Developer
3 2 (18.18%) Software Developer
3 2 (18.18%) UI Developer
Libraries, Frameworks & Software Standards
1 11 (100.00%) AngularJS
2 5 (45.45%) React
2 5 (45.45%) Symfony
2 5 (45.45%) Vue
3 4 (36.36%) RESTful
4 2 (18.18%) .NET
4 2 (18.18%) .NET Framework
4 2 (18.18%) ASP.NET
4 2 (18.18%) ASP.NET Core
4 2 (18.18%) CSS
4 2 (18.18%) CSS3
4 2 (18.18%) Entity Framework
4 2 (18.18%) HTML
4 2 (18.18%) HTML5
4 2 (18.18%) Jest
4 2 (18.18%) JWT
4 2 (18.18%) Node.js
4 2 (18.18%) OAuth
4 2 (18.18%) OpenAPI
4 2 (18.18%) Sass
Miscellaneous
1 5 (45.45%) AI Agents
2 2 (18.18%) Data Structures
2 2 (18.18%) Enterprise Software
2 2 (18.18%) Legacy Applications
2 2 (18.18%) Product Ownership
2 2 (18.18%) Self-Motivation
Processes & Methodologies
1 7 (63.64%) Front End Development
1 7 (63.64%) User Experience
2 6 (54.55%) Software Engineering
3 5 (45.45%) AI
3 5 (45.45%) Machine Learning
3 5 (45.45%) Market Research
3 5 (45.45%) Mentoring
3 5 (45.45%) Qualitative Research
3 5 (45.45%) Workflow
4 4 (36.36%) API Design
4 4 (36.36%) CI/CD
4 4 (36.36%) Decision-Making
4 4 (36.36%) DevOps
4 4 (36.36%) Full-Stack Development
4 4 (36.36%) OWASP
4 4 (36.36%) Performance Optimisation
4 4 (36.36%) SDLC
5 2 (18.18%) Code Quality
5 2 (18.18%) Database Migration
5 2 (18.18%) Design Patterns
Programming Languages
1 11 (100.00%) TypeScript
2 5 (45.45%) PHP
3 4 (36.36%) JavaScript
4 2 (18.18%) Bicep
4 2 (18.18%) Shell Script
4 2 (18.18%) SQL
Qualifications
1 2 (18.18%) Computer Science Degree
1 2 (18.18%) Degree
Quality Assurance & Compliance
1 2 (18.18%) Accessibility
1 2 (18.18%) QA
1 2 (18.18%) WCAG
Vendors
1 2 (18.18%) DevExpress
1 2 (18.18%) Google
1 2 (18.18%) Microsoft
1 2 (18.18%) SendGrid