The table below looks at the statistics for Reactive Extensions skills in IT contracts advertised across the UK. Included is a guide to the average contractor rates offered in IT contracts that have cited Reactive Extensions over the 3 months to 29 April 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.

3 months to
29 Apr 2016
Same period 2015 Same period 2014
Reactive Extensions (Rx)
Rank 603 602 622
Rank change year-on-year
-1 +20
Contract jobs citing Reactive Extensions 37 33 4
As % of all contract IT jobs located in the UK 0.066% 0.059% 0.007%
As % of the Libraries, Frameworks & Software Standards category 0.24% 0.22% 0.027%
Number of daily rates quoted 35 22 3
Average daily rate £613 £613 £300
Average daily rate % change year-on-year
- +104.16%
UK excluding London average daily rate £475 £350 -
% change year-on-year
+35.71% -
Number of hourly rates quoted 0 0 0
Average hourly rate - - -
UK excluding London average hourly rate - - -

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

Libraries, Frameworks & Software Standards Category
UK
Contract IT job ads with a match in the
Libraries, Frameworks & Software Standards category
15412 14935 14816
As % of all contract IT jobs located in the UK 27.59% 26.79% 27.11%
Number of daily rates quoted 10764 9676 9667
Average daily rate £413 £388 £375
Average daily rate % change year-on-year
+6.45% +3.33%
90% offered a daily rate of more than £300 £275 £265
10% offered a daily rate of more than £570 £550 £525
UK excluding London average daily rate £375 £350 £338
% change year-on-year
+7.14% +3.70%
Number of hourly rates quoted 188 199 203
Average hourly rate £33.55 £35.00 £35.00
Average hourly rate % change year-on-year
-4.14% -
90% offered a hourly rate of more than £11.00 £17.86 £18.65
10% offered a hourly rate of more than £50.00 £47.00 £55.00
UK excluding London average hourly rate £35.00 £37.00 £35.00
% change year-on-year
-5.40% +5.71%

Reactive Extensions
Jobs Demand Trend

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

Reactive Extensions Jobs Demand Trend in the UK

Reactive Extensions
Daily Rate Trend

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

Reactive Extensions Daily Rate Trend in the UK

Reactive Extensions
Daily Rate Histogram

This chart provides a histogram of daily rates quoted in contract IT jobs citing Reactive Extensions within the UK over the 3 months to 29 April 2016.

Reactive Extensions Daily Rate Histogram in the UK

Reactive Extensions
Top 9 Contract Locations

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 UK over the 3 months to 29 April 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
England -18 37 £613 - 7
London -4 35 £613 -2.00% 7
City of London +53 19 £613 +4.25% 1
Surrey -18 1 £513 +46.42%
South East -19 1 £513 +46.42%
East of England - 1 £438 -
Bury St Edmunds - 1 £438 -
Weybridge - 1 £513 -
Suffolk - 1 £438 -

Reactive Extensions
Top 30 Related IT Skills

For the 6 months to 29 April 2016, IT contractor jobs within the UK 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 (92.86%) C#
2 57 (81.43%) .NET
3 46 (65.71%) WPF
4 41 (58.57%) MVVM
5 33 (47.14%) Front Office
5 33 (47.14%) Agile Software Development
6 25 (35.71%) TDD
6 25 (35.71%) Multithreading
6 25 (35.71%) BDD
7 23 (32.86%) Foreign Exchange (FX)
8 22 (31.43%) SQL
8 22 (31.43%) AngularJS
9 21 (30.00%) JavaScript
10 20 (28.57%) Microsoft
10 20 (28.57%) Microsoft Azure
11 19 (27.14%) Electronic Trading
11 19 (27.14%) SpecFlow
11 19 (27.14%) React
11 19 (27.14%) ASP.NET
11 19 (27.14%) Banking
12 18 (25.71%) MVC
12 18 (25.71%) ASP.NET Web API
12 18 (25.71%) SignalR
12 18 (25.71%) Azure SQL Database
12 18 (25.71%) MongoDB
13 17 (24.29%) Complex Event Processing
13 17 (24.29%) Task Parallel Library
14 16 (22.86%) Investment Banking
15 15 (21.43%) Finance
15 15 (21.43%) ASP.NET MVC

Reactive Extensions
Top Related IT Skills by Category

For the 6 months to 29 April 2016, IT contractor jobs within the UK 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 2 (2.86%) SharePoint
Applications
1 3 (4.29%) MS Excel
Business Applications
1 3 (4.29%) RMDS
2 2 (2.86%) Dynamics CRM
2 2 (2.86%) ION MarketView
Cloud Services
1 20 (28.57%) Microsoft Azure
2 10 (14.29%) GitHub
Communications & Networking
1 1 (1.43%) AMQP
Database & Business Intelligence
1 18 (25.71%) Azure SQL Database
1 18 (25.71%) MongoDB
2 13 (18.57%) SQL Server
3 5 (7.14%) Apache Cassandra
3 5 (7.14%) Big Data
3 5 (7.14%) HBase
3 5 (7.14%) Oracle Database
3 5 (7.14%) RDBMS
3 5 (7.14%) Relational Database
4 3 (4.29%) SQL Server 2008
5 2 (2.86%) NoSQL
5 2 (2.86%) SQL Server Reporting Services
6 1 (1.43%) SQL Server 2012
Development Applications
1 19 (27.14%) SpecFlow
2 14 (20.00%) Git (software)
3 10 (14.29%) NUnit
3 10 (14.29%) Subversion
4 7 (10.00%) Team Foundation Server
5 6 (8.57%) Visual Studio
6 5 (7.14%) MSBuild
7 4 (5.71%) TeamCity
General
1 33 (47.14%) Front Office
2 19 (27.14%) Banking
3 16 (22.86%) Investment Banking
4 15 (21.43%) Finance
Job Titles
1 69 (98.57%) Developer
2 58 (82.86%) C# Developer
3 35 (50.00%) WPF Developer
4 30 (42.86%) C# WPF Developer
5 19 (27.14%) Front Office Developer
6 17 (24.29%) Senior Developer
7 16 (22.86%) Senior C# Developer
8 15 (21.43%) JavaScript Developer
9 14 (20.00%) Senior WPF Developer
10 13 (18.57%) Full Stack Developer
11 12 (17.14%) C# Developer - Investment Banking
11 12 (17.14%) C# GUI Developer
11 12 (17.14%) GUI Developer
12 11 (15.71%) .NET Developer
13 10 (14.29%) Azure Developer
13 10 (14.29%) C# .NET Developer
14 8 (11.43%) ASP.NET Developer
14 8 (11.43%) C# ASP.NET Developer
14 8 (11.43%) C# Developer - Electronic Trading
14 8 (11.43%) Electronic Trading Developer
Libraries, Frameworks & Software Standards
1 57 (81.43%) .NET
2 46 (65.71%) WPF
3 22 (31.43%) AngularJS
4 19 (27.14%) ASP.NET
4 19 (27.14%) React
5 18 (25.71%) ASP.NET Web API
5 18 (25.71%) SignalR
6 17 (24.29%) Task Parallel Library
7 15 (21.43%) ASP.NET MVC
8 12 (17.14%) WCF
9 11 (15.71%) .NET Framework
10 9 (12.86%) Unity DI Container
11 7 (10.00%) Managed Extensibility Framework
11 7 (10.00%) SOAP
12 6 (8.57%) LINQ
13 5 (7.14%) ADO.NET
13 5 (7.14%) JSON
14 4 (5.71%) Protocol Buffers
15 3 (4.29%) Rendezvous
16 2 (2.86%) Web Services
Miscellaneous
1 23 (32.86%) Foreign Exchange (FX)
2 10 (14.29%) Blog
2 10 (14.29%) Fixed Income
3 9 (12.86%) Equities
4 8 (11.43%) User Experience
5 5 (7.14%) Analytical Skills
5 5 (7.14%) Clustering
6 4 (5.71%) Derivative
6 4 (5.71%) Fintech
7 1 (1.43%) Animation
7 1 (1.43%) Computer Science
Operating Systems
1 2 (2.86%) Windows
2 1 (1.43%) Android
Processes & Methodologies
1 41 (58.57%) MVVM
2 33 (47.14%) Agile Software Development
3 25 (35.71%) BDD
3 25 (35.71%) Multithreading
3 25 (35.71%) TDD
4 19 (27.14%) Electronic Trading
5 18 (25.71%) MVC
6 17 (24.29%) Complex Event Processing
7 14 (20.00%) OO
8 10 (14.29%) Unit Testing
9 8 (11.43%) CQRS
9 8 (11.43%) OOD
9 8 (11.43%) Scrum
10 5 (7.14%) Continuous Delivery
10 5 (7.14%) Continuous Integration
10 5 (7.14%) Release Management
11 4 (5.71%) E-Commerce
11 4 (5.71%) Open Source
12 3 (4.29%) Translating Business Requirements
13 2 (2.86%) Microservices
Programming Languages
1 65 (92.86%) C#
2 22 (31.43%) SQL
3 21 (30.00%) JavaScript
4 12 (17.14%) XAML
5 7 (10.00%) Java
6 2 (2.86%) PHP
7 1 (1.43%) R
7 1 (1.43%) VBA
Qualifications
1 5 (7.14%) Degree
2 2 (2.86%) MCITP
2 2 (2.86%) Microsoft Certification
Vendors
1 20 (28.57%) Microsoft
2 11 (15.71%) DevExpress
3 8 (11.43%) Oracle
4 3 (4.29%) ION Trading
4 3 (4.29%) Reuters
4 3 (4.29%) TIBCO
5 2 (2.86%) DataSynapse