Reactive Extensions Contract Job Trends

Reactive Extensions for .NET (Rx.NET)
UK

The table below provides summary statistics and contractor rates for jobs requiring Reactive Extensions skills. It covers contract job vacancies from the 6 months leading up to 28 December 2025, with comparisons to the same periods in the previous two years.

6 months to
28 Dec 2025
Same period 2024 Same period 2023
Rank 582 536 589
Rank change year-on-year -46 +53 +100
Contract jobs citing Reactive Extensions 2 4 12
As % of all contract jobs in the UK 0.005% 0.012% 0.028%
As % of the Libraries, Frameworks & Software Standards category 0.024% 0.054% 0.13%
Number of daily rates quoted 0 4 12
10th Percentile - - £816
25th Percentile - £775 -
Median daily rate (50th Percentile) - £825 £850
Median % change year-on-year - -2.94% +7.94%
75th Percentile - £875 -
90th Percentile - - -
UK excluding London median daily rate - - -

All Software Libraries and Frameworks
UK

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

Contract vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 8,283 7,349 9,432
As % of all contract IT jobs advertised in the UK 22.42% 21.90% 21.68%
Number of daily rates quoted 5,491 4,673 6,709
10th Percentile £356 £350 £363
25th Percentile £413 £425 £435
Median daily rate (50th Percentile) £505 £540 £550
Median % change year-on-year -6.48% -1.82% -4.35%
75th Percentile £625 £650 £650
90th Percentile £725 £774 £750
UK excluding London median daily rate £488 £500 £500
% change year-on-year -2.50% - -4.76%
Number of hourly rates quoted 199 88 171
10th Percentile £31.25 £21.25 £32.00
25th Percentile £45.00 £31.88 £46.18
Median hourly rate £61.00 £62.50 £52.50
Median % change year-on-year -2.40% +19.05% -19.23%
75th Percentile £67.00 £65.19 £70.00
90th Percentile £81.00 £75.00 £78.00
UK excluding London median hourly rate £63.25 £63.75 £52.20
% change year-on-year -0.78% +22.14% -19.70%

Reactive Extensions
Job Vacancy Trend

Historical trend showing the proportion of contract IT job postings citing Reactive Extensions relative to all contract IT jobs advertised.

Reactive Extensions job vacancy trend in the UK

Reactive Extensions
Daily Rate Trend

Contractor daily rate distribution trend for jobs in the UK citing Reactive Extensions.

Contractor daily rate distribution trend for jobs in the UK citing Reactive Extensions

Reactive Extensions
Hourly Rate Trend

Contractor hourly rate distribution trend for jobs in the UK citing Reactive Extensions.

Contractor hourly rate distribution trend for jobs in the UK citing Reactive Extensions

Reactive Extensions
Top 2 Contract Job Locations

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Reactive Extensions within the UK over the 6 months to 28 December 2025. 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
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Jobs
London -10 2 - - 5
England -36 2 - - 6

Reactive Extensions
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:

Database & Business Intelligence
1 1 (50.00%) Relational Database
1 1 (50.00%) SQL Server
Development Applications
1 1 (50.00%) JIRA
General
1 2 (100.00%) Analytical Skills
1 2 (100.00%) Front Office
2 1 (50.00%) Banking
2 1 (50.00%) Investment Banking
2 1 (50.00%) Social Skills
Job Titles
1 2 (100.00%) .NET Developer
1 2 (100.00%) Developer
2 1 (50.00%) Electronic Trading Developer
2 1 (50.00%) Front Office Developer
2 1 (50.00%) Full-Stack .NET Developer
2 1 (50.00%) Full-Stack Developer
Libraries, Frameworks & Software Standards
1 2 (100.00%) .NET
2 1 (50.00%) .NET Core
2 1 (50.00%) CSS
2 1 (50.00%) HTML
2 1 (50.00%) HTML5
2 1 (50.00%) ML.NET
2 1 (50.00%) React
2 1 (50.00%) Redux
Miscellaneous
1 2 (100.00%) Distributed Systems
1 2 (100.00%) Fixed Income
2 1 (50.00%) Algorithms
Processes & Methodologies
1 2 (100.00%) AI
2 1 (50.00%) Agile
2 1 (50.00%) Collaborative Working
2 1 (50.00%) Design Patterns
2 1 (50.00%) Economics
2 1 (50.00%) Electronic Trading
2 1 (50.00%) Event-Driven
2 1 (50.00%) Event-Driven Programming
2 1 (50.00%) Full-Stack Development
2 1 (50.00%) LLM
2 1 (50.00%) Machine Learning
2 1 (50.00%) Multithreaded Programming
2 1 (50.00%) Multithreading
2 1 (50.00%) Natural Language Processing
2 1 (50.00%) Problem-Solving
2 1 (50.00%) Test Automation
Programming Languages
1 2 (100.00%) SQL
2 1 (50.00%) Python
2 1 (50.00%) TypeScript
Vendors
1 1 (50.00%) ION Trading
1 1 (50.00%) Oracle