The first table below looks at the demand 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 24 July 2014 with a comparison to the same period in the previous 2 years. The second table is for comparison and provides aggregates for all of the Libraries, Frameworks & Software Standards category for the London region.

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
24 Jul 2014
Same period 2013 Same period 2012
Reactive Extensions (Rx)
Rank 383 388 393
Rank change year-on-year
+5 +5
Contract jobs citing Reactive Extensions 18 19 18
As % of all contract IT jobs located in London 0.076% 0.078% 0.068%
As % of the Libraries, Frameworks & Software Standards category 0.25% 0.25% 0.24%
Number of daily rates quoted 17 18 17
Average daily rate
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£600 £650 £550
Average daily rate % change year-on-year
-7.69% +18.18%
90% offered a daily rate of more than £550 £484 £411
10% offered a daily rate of more than £620 £715 £585
UK excluding London average daily rate £400 £325 -
% change year-on-year
+23.07% -
Number of hourly rates quoted 0 0 0
Average hourly rate - - -
UK excluding London average hourly rate - - -
Libraries, Frameworks & Software Standards Category
London
Contract IT job ads with a match in the
Libraries, Frameworks & Software Standards category
7272 7612 7536
As % of all contract IT jobs located in London 30.84% 31.40% 28.64%
Number of daily rates quoted 5181 5488 5257
Average daily rate £425 £400 £400
Average daily rate % change year-on-year
+6.25% -
90% offered a daily rate of more than £300 £275 £275
10% offered a daily rate of more than £575 £575 £570
UK excluding London average daily rate £338 £325 £320
% change year-on-year
+3.84% +1.56%
Number of hourly rates quoted 43 81 82
Average hourly rate £45.00 £40.00 £37.50
Average hourly rate % change year-on-year
+12.50% +6.66%
90% offered a hourly rate of more than £17.50 £19.00 £19.52
10% offered a hourly rate of more than £53.00 £55.40 £45.00
UK excluding London average hourly rate £35.00 £35.00 £33.00
% change year-on-year
- +6.06%
Reactive Extensions
England

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
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 24 July 2014. 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 +21 7 £600 -7.69% 2
Reactive Extensions
England

Reactive Extensions
Top 30 Related IT Skills in London

For the 6 months to 24 July 2014, 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 19 (86.36%) C#
2 18 (81.82%) WPF
3 13 (59.09%) .NET
3 13 (59.09%) Multithreading
4 12 (54.55%) Scrum
5 10 (45.45%) TDD
6 8 (36.36%) HTML
6 8 (36.36%) Foreign Exchange (FX)
7 7 (31.82%) Electronic Trading
8 6 (27.27%) .NET Framework
8 6 (27.27%) MVVM
8 6 (27.27%) Apache
8 6 (27.27%) Finance
8 6 (27.27%) Esper
8 6 (27.27%) NEsper
9 5 (22.73%) Continuous Improvement
9 5 (22.73%) Fixed Income
9 5 (22.73%) Web Services
9 5 (22.73%) Java
9 5 (22.73%) SQL Server
10 4 (18.18%) JavaScript
10 4 (18.18%) OO
10 4 (18.18%) OOD
10 4 (18.18%) RESTful
10 4 (18.18%) WCF
11 3 (13.64%) HTML5
11 3 (13.64%) BDD
11 3 (13.64%) XML
11 3 (13.64%) Front Office
11 3 (13.64%) Agile Software Development

Reactive Extensions
Top Related IT Skills in London by Category

For the 6 months to 24 July 2014, 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 6 (27.27%) Apache
Database & Business Intelligence
1 5 (22.73%) SQL Server
2 1 (4.55%) Big Data
Development Applications
1 2 (9.09%) Jenkins
1 2 (9.09%) Subversion
1 2 (9.09%) StyleCop
1 2 (9.09%) Git (software)
1 2 (9.09%) JIRA
General
1 6 (27.27%) Finance
2 3 (13.64%) Front Office
2 3 (13.64%) Banking
3 2 (9.09%) Investment Banking
Job Titles
1 22 (100.00%) Developer
2 15 (68.18%) C# Developer
3 13 (59.09%) WPF Developer
4 5 (22.73%) Senior Developer
5 3 (13.64%) Agile C# Developer
6 1 (4.55%) UI Developer
6 1 (4.55%) Designer
6 1 (4.55%) Agile .NET Developer
6 1 (4.55%) .NET Developer
6 1 (4.55%) Senior C# Developer
6 1 (4.55%) Windows 8 Developer
6 1 (4.55%) UI Programmer
Libraries, Frameworks & Software Standards
1 18 (81.82%) WPF
2 13 (59.09%) .NET
3 8 (36.36%) HTML
4 6 (27.27%) .NET Framework
4 6 (27.27%) Esper
4 6 (27.27%) NEsper
5 5 (22.73%) Web Services
6 4 (18.18%) RESTful
6 4 (18.18%) WCF
7 3 (13.64%) HTML5
7 3 (13.64%) XML
7 3 (13.64%) Managed Extensibility Framework
8 2 (9.09%) Task Parallel Library
8 2 (9.09%) KnockoutJS
8 2 (9.09%) Unity DI Container
8 2 (9.09%) OAuth2
8 2 (9.09%) PLINQ
8 2 (9.09%) OpenRasta
8 2 (9.09%) JSON
8 2 (9.09%) LINQ
Miscellaneous
1 8 (36.36%) Foreign Exchange (FX)
2 5 (22.73%) Fixed Income
3 2 (9.09%) Inversion of Control
3 2 (9.09%) Mathematics
3 2 (9.09%) Physics
4 1 (4.55%) Computer Science
4 1 (4.55%) Derivative
4 1 (4.55%) Equities
4 1 (4.55%) Credit Derivative
4 1 (4.55%) Mobile App
Operating Systems
1 2 (9.09%) Windows 8
1 2 (9.09%) Windows
2 1 (4.55%) Windows Phone
2 1 (4.55%) Windows Phone 8
Processes & Methodologies
1 13 (59.09%) Multithreading
2 12 (54.55%) Scrum
3 10 (45.45%) TDD
4 7 (31.82%) Electronic Trading
5 6 (27.27%) MVVM
6 5 (22.73%) Continuous Improvement
7 4 (18.18%) OO
7 4 (18.18%) OOD
8 3 (13.64%) BDD
8 3 (13.64%) Agile Software Development
9 2 (9.09%) Low Latency
9 2 (9.09%) Pair Programming
9 2 (9.09%) MVC
9 2 (9.09%) E-Commerce
9 2 (9.09%) SOA
9 2 (9.09%) Dependency Injection
9 2 (9.09%) Kanban
9 2 (9.09%) Algorithmic Trading
9 2 (9.09%) Continuous Integration
Programming Languages
1 19 (86.36%) C#
2 5 (22.73%) Java
3 4 (18.18%) JavaScript
4 2 (9.09%) XAML
Qualifications
1 1 (4.55%) Degree
Vendors
1 2 (9.09%) DevExpress
1 2 (9.09%) Syncfusion
2 1 (4.55%) Microsoft
City of London
Nigel Frank International Limited - Newcastle
Rate: £400 - £475 per day
Posted: Yesterday
City, London
Salt
Rate: £600 - £700 per day
Posted: 5 days ago
London
Huxley Associates
Rate: £550 - £650 per day
Posted: 14 days ago