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 22 May 2015 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
22 May 2015
Same period 2014 Same period 2013
Reactive Extensions (Rx)
Rank 549 549 515
Rank change year-on-year
0 -34
Contract jobs citing Reactive Extensions 30 4 9
As % of all contract IT jobs located in England 0.061% 0.008% 0.021%
As % of the Libraries, Frameworks & Software Standards category 0.22% 0.030% 0.078%
Number of daily rates quoted 22 3 9
Average daily rate
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£650 £300 £625
Average daily rate % change year-on-year
+116.66% -52.00%
UK excluding London average daily rate - - £350
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
13442 13306 11554
As % of all contract IT jobs located in England 27.32% 27.74% 27.22%
Number of daily rates quoted 8992 8932 7437
Average daily rate £388 £375 £375
Average daily rate % change year-on-year
+3.33% -
90% offered a daily rate of more than £280 £265 £250
10% offered a daily rate of more than £550 £525 £550
UK excluding London average daily rate £350 £350 £325
% change year-on-year
- +7.69%
Number of hourly rates quoted 183 168 346
Average hourly rate £35.00 £35.00 £35.00
90% offered a hourly rate of more than £16.43 £16.66 £17.43
10% offered a hourly rate of more than £47.88 £55.00 £45.00
UK excluding London average hourly rate £37.50 £35.00 £35.00
% change year-on-year
+7.14% -

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
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 22 May 2015. 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 +13 25 £650 +116.66% 1
South East - 5 - -
Reactive Extensions
UK

Reactive Extensions
Top 30 Related IT Skills in England

For the 6 months to 22 May 2015, 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 45 (95.74%) C#
2 35 (74.47%) .NET
2 35 (74.47%) WPF
3 28 (59.57%) MVVM
3 28 (59.57%) Agile Software Development
4 27 (57.45%) TDD
5 25 (53.19%) Front Office
6 22 (46.81%) Foreign Exchange (FX)
7 18 (38.30%) Scrum
7 18 (38.30%) SQL
8 15 (31.91%) Banking
8 15 (31.91%) Multithreading
9 14 (29.79%) Finance
10 13 (27.66%) Microsoft
11 12 (25.53%) Investment Banking
12 11 (23.40%) Electronic Trading
13 8 (17.02%) HTML
13 8 (17.02%) JavaScript
13 8 (17.02%) OO
13 8 (17.02%) Derivative
13 8 (17.02%) Low Latency
13 8 (17.02%) HTML5
14 7 (14.89%) Continuous Integration
14 7 (14.89%) Technical Analysis
14 7 (14.89%) Relational Database
14 7 (14.89%) Continuous Improvement
14 7 (14.89%) Task Parallel Library
14 7 (14.89%) Software Engineering
14 7 (14.89%) Silverlight
14 7 (14.89%) LINQ

Reactive Extensions
Top Related IT Skills in England by Category

For the 6 months to 22 May 2015, 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 3 (6.38%) SharePoint
1 3 (6.38%) MTS
2 2 (4.26%) Node.js
3 1 (2.13%) Oracle Coherence
Applications
1 7 (14.89%) MS Excel
Business Applications
1 3 (6.38%) Dynamics CRM
2 1 (2.13%) RMDS
2 1 (2.13%) Summit
Cloud Services
1 6 (12.77%) Microsoft Azure
Communications & Networking
1 2 (4.26%) SMTP
Database & Business Intelligence
1 7 (14.89%) Relational Database
2 6 (12.77%) Data Mining
2 6 (12.77%) SQL Server
2 6 (12.77%) Big Data
2 6 (12.77%) NoSQL
3 5 (10.64%) SQL Server Reporting Services
4 2 (4.26%) SQL Server Integration Services
Development Applications
1 7 (14.89%) NUnit
2 4 (8.51%) Git (software)
3 3 (6.38%) Jenkins
3 3 (6.38%) NSubstitute
3 3 (6.38%) Team Foundation Server
3 3 (6.38%) Subversion
4 2 (4.26%) SpecFlow
5 1 (2.13%) Moq
5 1 (2.13%) FxCop
5 1 (2.13%) StyleCop
5 1 (2.13%) JIRA
General
1 25 (53.19%) Front Office
2 15 (31.91%) Banking
3 14 (29.79%) Finance
4 12 (25.53%) Investment Banking
5 6 (12.77%) Games
Job Titles
1 47 (100.00%) Developer
2 28 (59.57%) C# Developer
3 20 (42.55%) WPF Developer
4 16 (34.04%) Senior Developer
5 15 (31.91%) .NET Developer
6 9 (19.15%) Senior .NET Developer
7 8 (17.02%) Senior C# Developer
8 6 (12.77%) Front Office Developer
8 6 (12.77%) C# .NET Developer
8 6 (12.77%) Agile .NET Developer
8 6 (12.77%) Agile C# Developer
9 5 (10.64%) GUI Developer
10 4 (8.51%) Senior WPF Developer
11 3 (6.38%) CRM Developer
11 3 (6.38%) Dynamics CRM Developer
12 1 (2.13%) UI Programmer
12 1 (2.13%) UI Developer
12 1 (2.13%) Technical Leader
Libraries, Frameworks & Software Standards
1 35 (74.47%) .NET
1 35 (74.47%) WPF
2 8 (17.02%) HTML
2 8 (17.02%) HTML5
3 7 (14.89%) Task Parallel Library
3 7 (14.89%) Silverlight
3 7 (14.89%) LINQ
4 6 (12.77%) .NET Framework
4 6 (12.77%) Managed Extensibility Framework
4 6 (12.77%) ASP.NET Web API
5 5 (10.64%) WCF
6 4 (8.51%) Rendezvous
6 4 (8.51%) Web Services
6 4 (8.51%) XML
7 3 (6.38%) JSON
7 3 (6.38%) SOAP
8 2 (4.26%) WinForms
8 2 (4.26%) DCOM
8 2 (4.26%) CSS
8 2 (4.26%) ActiveX
Miscellaneous
1 22 (46.81%) Foreign Exchange (FX)
2 8 (17.02%) Derivative
3 7 (14.89%) Fixed Income
4 6 (12.77%) Online Games
4 6 (12.77%) Credit Derivative
5 5 (10.64%) Mathematics
5 5 (10.64%) Physics
6 4 (8.51%) User Experience
7 2 (4.26%) CUDA
8 1 (2.13%) Enterprise Software
8 1 (2.13%) Inversion of Control
8 1 (2.13%) Interest Rate Derivative
8 1 (2.13%) Equity Derivative
8 1 (2.13%) Economics
8 1 (2.13%) Equities
Operating Systems
1 6 (12.77%) Windows
Processes & Methodologies
1 28 (59.57%) MVVM
1 28 (59.57%) Agile Software Development
2 27 (57.45%) TDD
3 18 (38.30%) Scrum
4 15 (31.91%) Multithreading
5 11 (23.40%) Electronic Trading
6 8 (17.02%) OO
6 8 (17.02%) Low Latency
7 7 (14.89%) Continuous Integration
7 7 (14.89%) Technical Analysis
7 7 (14.89%) Continuous Improvement
7 7 (14.89%) Software Engineering
7 7 (14.89%) Pair Programming
8 6 (12.77%) MVC
8 6 (12.77%) OOD
8 6 (12.77%) Business Intelligence
8 6 (12.77%) Algorithmic Trading
9 5 (10.64%) FX Algorithmic Trading
10 4 (8.51%) Analytics
11 3 (6.38%) CRM
Programming Languages
1 45 (95.74%) C#
2 18 (38.30%) SQL
3 8 (17.02%) JavaScript
4 7 (14.89%) XAML
5 3 (6.38%) Java
6 2 (4.26%) C++
6 2 (4.26%) VB
6 2 (4.26%) VB.NET
6 2 (4.26%) VBA
6 2 (4.26%) VB6
6 2 (4.26%) F#
Qualifications
1 3 (6.38%) Degree
1 3 (6.38%) MCITP
1 3 (6.38%) Microsoft Certification
System Software
1 2 (4.26%) Active Directory
Vendors
1 13 (27.66%) Microsoft
2 6 (12.77%) DevExpress
3 5 (10.64%) TIBCO
4 4 (8.51%) Bloomberg
4 4 (8.51%) Sybase
5 3 (6.38%) Tradeweb
5 3 (6.38%) eSpeed
6 1 (2.13%) Syncfusion
6 1 (2.13%) Oracle
6 1 (2.13%) Calypso
6 1 (2.13%) ION Trading