The table below looks at the statistics for Reactive Extensions skills in IT contracts advertised for the England region. Included is a guide to the average contractor rates offered in IT contracts that have cited Reactive Extensions over the 3 months to 10 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
10 Feb 2016
Same period 2015 Same period 2014
Reactive Extensions (Rx)
Rank 566 577 560
Rank change year-on-year
+11 -17
Contract jobs citing Reactive Extensions 30 16 17
As % of all contract IT jobs located in England 0.064% 0.034% 0.037%
As % of the Libraries, Frameworks & Software Standards category 0.22% 0.13% 0.14%
Number of daily rates quoted 28 10 10
Average daily rate £594 £556 £450
Average daily rate % change year-on-year
+6.74% +23.61%
90% offered a daily rate of more than £425 £349 £398
10% offered a daily rate of more than £750 £660 £595
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
UK

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 England region.

Libraries, Frameworks & Software Standards Category
England
Contract IT job ads with a match in the
Libraries, Frameworks & Software Standards category
13519 12732 12319
As % of all contract IT jobs located in England 28.65% 27.04% 27.16%
Number of daily rates quoted 9470 8568 7886
Average daily rate £400 £400 £375
Average daily rate % change year-on-year
- +6.66%
90% offered a daily rate of more than £300 £275 £260
10% offered a daily rate of more than £550 £550 £525
UK excluding London average daily rate £363 £350 £325
% change year-on-year
+3.57% +7.69%
Number of hourly rates quoted 248 179 254
Average hourly rate £40.00 £33.50 £34.00
Average hourly rate % change year-on-year
+19.40% -1.47%
90% offered a hourly rate of more than £20.50 £20.00 £15.00
10% offered a hourly rate of more than £57.75 £46.28 £44.00
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 England

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

Reactive Extensions Jobs Demand Trend in England

Reactive Extensions
Daily Rate Trend in England

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

Reactive Extensions Daily Rate Trend in England

Reactive Extensions
Daily Rate Histogram in England

This chart provides a histogram of daily rates quoted in contract IT jobs citing Reactive Extensions across the England region over the 3 months to 10 February 2016.

Reactive Extensions Daily Rate Histogram in England

Reactive Extensions
Contract Job Locations in England

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 England region over the 3 months to 10 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
London +24 30 £594 +4.39% 4
Reactive Extensions
UK

Reactive Extensions
Top 30 Related IT Skills in England

For the 6 months to 10 February 2016, IT contractor jobs across the England 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 67 (90.54%) C#
2 65 (87.84%) .NET
3 45 (60.81%) SQL
3 45 (60.81%) BDD
4 44 (59.46%) AngularJS
5 43 (58.11%) JavaScript
6 41 (55.41%) Microsoft Azure
7 39 (52.70%) MongoDB
7 39 (52.70%) SignalR
7 39 (52.70%) ASP.NET Web API
8 38 (51.35%) MVC
9 37 (50.00%) ASP.NET
9 37 (50.00%) SpecFlow
9 37 (50.00%) Azure SQL Database
9 37 (50.00%) Complex Event Processing
9 37 (50.00%) React
10 35 (47.30%) ASP.NET MVC
11 32 (43.24%) Git (software)
12 31 (41.89%) WPF
13 26 (35.14%) Subversion
14 23 (31.08%) MVVM
14 23 (31.08%) TDD
14 23 (31.08%) Finance
15 22 (29.73%) Blog
15 22 (29.73%) GitHub
16 21 (28.38%) Front Office
17 20 (27.03%) Microsoft
17 20 (27.03%) Multithreading
18 16 (21.62%) Agile Software Development
18 16 (21.62%) Banking

Reactive Extensions
Top Related IT Skills in England by Category

For the 6 months to 10 February 2016, IT contractor jobs across the England 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 (1.35%) SharePoint
1 1 (1.35%) SharePoint 2013
Applications
1 3 (4.05%) MS Excel
Business Applications
1 2 (2.70%) RMDS
2 1 (1.35%) ION MarketView
Cloud Services
1 41 (55.41%) Microsoft Azure
2 22 (29.73%) GitHub
Database & Business Intelligence
1 39 (52.70%) MongoDB
2 37 (50.00%) Azure SQL Database
3 10 (13.51%) SQL Server
4 6 (8.11%) Big Data
4 6 (8.11%) Oracle Database
5 5 (6.76%) Apache Cassandra
5 5 (6.76%) HBase
5 5 (6.76%) RDBMS
5 5 (6.76%) Relational Database
6 2 (2.70%) SQL Server 2008
6 2 (2.70%) SQL Server 2012
7 1 (1.35%) NoSQL
7 1 (1.35%) Oracle Database 10g
7 1 (1.35%) PostgreSQL
Development Applications
1 37 (50.00%) SpecFlow
2 32 (43.24%) Git (software)
3 26 (35.14%) Subversion
4 13 (17.57%) NUnit
5 6 (8.11%) TeamCity
5 6 (8.11%) Visual Studio
6 5 (6.76%) MSBuild
6 5 (6.76%) Team Foundation Server
7 1 (1.35%) NCrunch
7 1 (1.35%) ReSharper
7 1 (1.35%) Rhino Mocks
General
1 23 (31.08%) Finance
2 21 (28.38%) Front Office
3 16 (21.62%) Banking
4 12 (16.22%) Investment Banking
5 1 (1.35%) Games
5 1 (1.35%) Retail
Job Titles
1 69 (93.24%) Developer
2 60 (81.08%) C# Developer
3 24 (32.43%) JavaScript Developer
4 22 (29.73%) .NET Developer
5 21 (28.38%) C# .NET Developer
5 21 (28.38%) Full Stack Developer
6 20 (27.03%) WPF Developer
7 19 (25.68%) ASP.NET Developer
7 19 (25.68%) C# ASP.NET Developer
8 18 (24.32%) Azure Developer
9 15 (20.27%) C# WPF Developer
10 8 (10.81%) Front Office Developer
11 6 (8.11%) Senior Developer
12 5 (6.76%) Senior C# Developer
12 5 (6.76%) Senior WPF Developer
13 4 (5.41%) Agile Developer
14 3 (4.05%) Agile C# Developer
14 3 (4.05%) ASP.NET MVC Developer
14 3 (4.05%) C# GUI Developer
14 3 (4.05%) GUI Developer
Libraries, Frameworks & Software Standards
1 65 (87.84%) .NET
2 44 (59.46%) AngularJS
3 39 (52.70%) ASP.NET Web API
3 39 (52.70%) SignalR
4 37 (50.00%) ASP.NET
4 37 (50.00%) React
5 35 (47.30%) ASP.NET MVC
6 31 (41.89%) WPF
7 12 (16.22%) Unity DI Container
8 10 (13.51%) Task Parallel Library
9 8 (10.81%) WCF
10 6 (8.11%) .NET Framework
10 6 (8.11%) LINQ
10 6 (8.11%) Managed Extensibility Framework
10 6 (8.11%) Protocol Buffers
10 6 (8.11%) SOAP
11 5 (6.76%) ADO.NET
11 5 (6.76%) JSON
12 3 (4.05%) HTML
12 3 (4.05%) HTML5
Miscellaneous
1 22 (29.73%) Blog
2 12 (16.22%) Hedge funds
3 11 (14.86%) User Experience
4 9 (12.16%) Foreign Exchange (FX)
5 8 (10.81%) Fixed Income
6 7 (9.46%) Fintech
7 6 (8.11%) Derivative
8 5 (6.76%) Analytical Skills
8 5 (6.76%) Clustering
9 2 (2.70%) Computer Science
10 1 (1.35%) Credit Risk
10 1 (1.35%) CUDA
10 1 (1.35%) Equities
10 1 (1.35%) Management Information System
10 1 (1.35%) Mathematics
10 1 (1.35%) Online Games
10 1 (1.35%) Physics
10 1 (1.35%) Visualisation
Operating Systems
1 1 (1.35%) Unix
Processes & Methodologies
1 45 (60.81%) BDD
2 38 (51.35%) MVC
3 37 (50.00%) Complex Event Processing
4 23 (31.08%) MVVM
4 23 (31.08%) TDD
5 20 (27.03%) Multithreading
6 16 (21.62%) Agile Software Development
7 14 (18.92%) OO
8 12 (16.22%) Electronic Trading
8 12 (16.22%) Unit Testing
9 11 (14.86%) CQRS
10 6 (8.11%) Continuous Integration
11 5 (6.76%) Continuous Delivery
11 5 (6.76%) Open Source
11 5 (6.76%) Release Management
11 5 (6.76%) Scrum
12 3 (4.05%) Low Latency
12 3 (4.05%) OOD
12 3 (4.05%) Translating Business Requirements
13 2 (2.70%) SOLID
Programming Languages
1 67 (90.54%) C#
2 45 (60.81%) SQL
3 43 (58.11%) JavaScript
4 13 (17.57%) XAML
5 10 (13.51%) Java
6 2 (2.70%) PHP
7 1 (1.35%) C++
Qualifications
1 6 (8.11%) Degree
Quality Assurance & Compliance
1 1 (1.35%) QA
Vendors
1 20 (27.03%) Microsoft
2 9 (12.16%) Oracle
3 3 (4.05%) DevExpress
4 2 (2.70%) ION Trading
4 2 (2.70%) Reuters
4 2 (2.70%) TIBCO