The table below looks at the statistics for Reactive Extensions skills in IT contracts advertised for the London region. Included is a guide to the average contractor rates offered in IT contracts that have cited Reactive Extensions over the 3 months to 11 February 2016 with a comparison to the same period in the previous 2 years.

Note that daily contractor rates and hourly contractor rates are treated separately. When calculating average contractor rates, daily rates are not derived from quoted hourly rates or vice versa.

Location
3 months to
11 Feb 2016
Same period 2015 Same period 2014
Reactive Extensions (Rx)
Rank 378 402 398
Rank change year-on-year
+24 -4
Contract jobs citing Reactive Extensions 30 13 9
As % of all contract IT jobs located in London 0.14% 0.061% 0.041%
As % of the Libraries, Frameworks & Software Standards category 0.45% 0.21% 0.14%
Number of daily rates quoted 28 8 8
Average daily rate £594 £569 £450
Average daily rate % change year-on-year
+4.39% +26.38%
90% offered a daily rate of more than £425 £450 £428
10% offered a daily rate of more than £750 £680 £635
UK excluding London average daily rate - £344 £400
% change year-on-year
- -14.06%
Number of hourly rates quoted 0 0 0
Average hourly rate - - -
UK excluding London average hourly rate - - -
Reactive Extensions
England

The following table is for comparison with the above and provides statistics for the entire Libraries, Frameworks & Software Standards category in contract jobs advertised in the London region.

Libraries, Frameworks & Software Standards Category
London
Contract IT job ads with a match in the
Libraries, Frameworks & Software Standards category
6644 6332 6493
As % of all contract IT jobs located in London 31.37% 29.86% 29.50%
Number of daily rates quoted 4952 4713 4609
Average daily rate £450 £425 £400
Average daily rate % change year-on-year
+5.88% +6.25%
90% offered a daily rate of more than £323 £313 £300
10% offered a daily rate of more than £600 £575 £550
UK excluding London average daily rate £363 £350 £325
% change year-on-year
+3.57% +7.69%
Number of hourly rates quoted 39 27 54
Average hourly rate £50.00 £27.37 £35.00
Average hourly rate % change year-on-year
+82.68% -21.80%
90% offered a hourly rate of more than £24.23 £16.00 £18.00
10% offered a hourly rate of more than £55.00 £50.00 £77.50
UK excluding London average hourly rate £39.25 £34.00 £33.00
% change year-on-year
+15.44% +3.03%

Reactive Extensions
Jobs Demand Trend in London

This chart provides a 3-month moving total of IT contractor jobs citing Reactive Extensions across the London region as a proportion of the total demand within the Libraries, Frameworks & Software Standards category.

Reactive Extensions Jobs Demand Trend in London

Reactive Extensions
Daily Rate Trend in London

This chart provides the 3-month moving average for daily rates quoted in IT contract jobs citing Reactive Extensions across the London region.

Reactive Extensions Daily Rate Trend in London

Reactive Extensions
Daily Rate Histogram in London

This chart provides a histogram of daily rates quoted in contract IT jobs citing Reactive Extensions across the London region over the 3 months to 11 February 2016.

Reactive Extensions Daily Rate Histogram in London

Reactive Extensions
Contract Job Locations in London

The table below looks at the demand and provides a guide to the average contractor rates quoted in IT jobs citing Reactive Extensions within the London region over the 3 months to 11 February 2016. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location
(Use links below to see detailed
statistics and historical trends)
Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Average
Daily Rate
Last 3 Months
Average Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
City of London +36 4 £675 +3.84% 2
Canary Wharf - 1 £648 -
Reactive Extensions
England

Reactive Extensions
Top 30 Related IT Skills in London

For the 6 months to 11 February 2016, IT contractor jobs across the London region citing Reactive Extensions also mentioned the following IT skills in order of popularity. The figures indicate the number of jobs and their proportion against the total number of contract IT job ads sampled that cited Reactive Extensions.

1 65 (90.28%) C#
2 63 (87.50%) .NET
3 45 (62.50%) BDD
4 44 (61.11%) AngularJS
4 44 (61.11%) SQL
5 43 (59.72%) JavaScript
6 39 (54.17%) SignalR
6 39 (54.17%) MongoDB
6 39 (54.17%) Microsoft Azure
7 37 (51.39%) Complex Event Processing
7 37 (51.39%) Azure SQL Database
7 37 (51.39%) SpecFlow
7 37 (51.39%) ASP.NET Web API
7 37 (51.39%) ASP.NET
7 37 (51.39%) React
8 36 (50.00%) MVC
9 35 (48.61%) ASP.NET MVC
10 32 (44.44%) Git (software)
11 31 (43.06%) WPF
12 26 (36.11%) Subversion
13 23 (31.94%) Finance
13 23 (31.94%) MVVM
14 22 (30.56%) GitHub
14 22 (30.56%) Blog
15 21 (29.17%) Front Office
15 21 (29.17%) TDD
16 20 (27.78%) Microsoft
16 20 (27.78%) Multithreading
17 15 (20.83%) Banking
17 15 (20.83%) Agile Software Development

Reactive Extensions
Top Related IT Skills in London by Category

For the 6 months to 11 February 2016, IT contractor jobs across the London region citing Reactive Extensions also mentioned the following IT skills grouped by category. The figures indicate the number of jobs and their proportion against the total number of contract IT job ads sampled that cited Reactive Extensions. Up to 20 skills are shown per category.

Application Platforms
1 1 (1.39%) SharePoint
1 1 (1.39%) SharePoint 2013
Applications
1 3 (4.17%) MS Excel
Business Applications
1 2 (2.78%) RMDS
2 1 (1.39%) ION MarketView
Cloud Services
1 39 (54.17%) Microsoft Azure
2 22 (30.56%) GitHub
Database & Business Intelligence
1 39 (54.17%) MongoDB
2 37 (51.39%) Azure SQL Database
3 10 (13.89%) SQL Server
4 6 (8.33%) Oracle Database
5 5 (6.94%) Apache Cassandra
5 5 (6.94%) Big Data
5 5 (6.94%) HBase
5 5 (6.94%) RDBMS
5 5 (6.94%) Relational Database
6 2 (2.78%) SQL Server 2008
6 2 (2.78%) SQL Server 2012
7 1 (1.39%) Oracle Database 10g
7 1 (1.39%) PostgreSQL
Development Applications
1 37 (51.39%) SpecFlow
2 32 (44.44%) Git (software)
3 26 (36.11%) Subversion
4 13 (18.06%) NUnit
5 6 (8.33%) TeamCity
5 6 (8.33%) Visual Studio
6 5 (6.94%) MSBuild
6 5 (6.94%) Team Foundation Server
7 1 (1.39%) NCrunch
7 1 (1.39%) ReSharper
7 1 (1.39%) Rhino Mocks
General
1 23 (31.94%) Finance
2 21 (29.17%) Front Office
3 15 (20.83%) Banking
4 12 (16.67%) Investment Banking
Job Titles
1 68 (94.44%) Developer
2 60 (83.33%) C# Developer
3 24 (33.33%) JavaScript Developer
4 21 (29.17%) .NET Developer
4 21 (29.17%) C# .NET Developer
4 21 (29.17%) Full Stack Developer
5 20 (27.78%) WPF Developer
6 19 (26.39%) ASP.NET Developer
6 19 (26.39%) C# ASP.NET Developer
7 18 (25.00%) Azure Developer
8 15 (20.83%) C# WPF Developer
9 8 (11.11%) Front Office Developer
10 6 (8.33%) Senior Developer
11 5 (6.94%) Senior C# Developer
11 5 (6.94%) Senior WPF Developer
12 3 (4.17%) Agile C# Developer
12 3 (4.17%) C# Developer - Investment Banking
12 3 (4.17%) Electronic Trading Developer
12 3 (4.17%) GUI Developer
12 3 (4.17%) Java Developer
Libraries, Frameworks & Software Standards
1 63 (87.50%) .NET
2 44 (61.11%) AngularJS
3 39 (54.17%) SignalR
4 37 (51.39%) ASP.NET
4 37 (51.39%) ASP.NET Web API
4 37 (51.39%) React
5 35 (48.61%) ASP.NET MVC
6 31 (43.06%) WPF
7 12 (16.67%) Unity DI Container
8 8 (11.11%) Task Parallel Library
8 8 (11.11%) WCF
9 6 (8.33%) .NET Framework
9 6 (8.33%) LINQ
9 6 (8.33%) Managed Extensibility Framework
9 6 (8.33%) Protocol Buffers
9 6 (8.33%) SOAP
10 5 (6.94%) ADO.NET
10 5 (6.94%) JSON
11 3 (4.17%) HTML
11 3 (4.17%) HTML5
Miscellaneous
1 22 (30.56%) Blog
2 12 (16.67%) Hedge funds
3 11 (15.28%) User Experience
4 9 (12.50%) Foreign Exchange (FX)
5 8 (11.11%) Fixed Income
6 7 (9.72%) Fintech
7 6 (8.33%) Derivative
8 5 (6.94%) Analytical Skills
8 5 (6.94%) Clustering
9 2 (2.78%) Computer Science
10 1 (1.39%) Credit Risk
10 1 (1.39%) CUDA
10 1 (1.39%) Equities
10 1 (1.39%) Management Information System
10 1 (1.39%) Mathematics
10 1 (1.39%) Physics
10 1 (1.39%) Visualisation
Operating Systems
1 1 (1.39%) Unix
Processes & Methodologies
1 45 (62.50%) BDD
2 37 (51.39%) Complex Event Processing
3 36 (50.00%) MVC
4 23 (31.94%) MVVM
5 21 (29.17%) TDD
6 20 (27.78%) Multithreading
7 15 (20.83%) Agile Software Development
8 14 (19.44%) OO
9 12 (16.67%) Electronic Trading
9 12 (16.67%) Unit Testing
10 11 (15.28%) CQRS
11 6 (8.33%) Continuous Integration
12 5 (6.94%) Continuous Delivery
12 5 (6.94%) Open Source
12 5 (6.94%) Release Management
13 4 (5.56%) Scrum
14 3 (4.17%) Low Latency
14 3 (4.17%) OOD
14 3 (4.17%) Translating Business Requirements
15 2 (2.78%) Market Making
Programming Languages
1 65 (90.28%) C#
2 44 (61.11%) SQL
3 43 (59.72%) JavaScript
4 13 (18.06%) XAML
5 10 (13.89%) Java
6 2 (2.78%) PHP
7 1 (1.39%) C++
Qualifications
1 6 (8.33%) Degree
Quality Assurance & Compliance
1 1 (1.39%) QA
Vendors
1 20 (27.78%) Microsoft
2 9 (12.50%) Oracle
3 3 (4.17%) DevExpress
4 2 (2.78%) ION Trading
4 2 (2.78%) Reuters
4 2 (2.78%) TIBCO
City, London
TEKsystems
Rate: £650 - £700 per day
Posted: Yesterday