The table below looks at the statistics for Reactive Extensions skills in IT jobs advertised for the London region. Included is a guide to the average salaries offered in IT jobs that have cited Reactive Extensions over the 3 months to 2 June 2015 with a comparison to the same period in the previous 2 years.

Location
3 months to
2 Jun 2015
Same period 2014 Same period 2013
Reactive Extensions (Rx)
Rank 611 613 599
Rank change year-on-year
+2 -14
Permanent jobs citing Reactive Extensions 8 47 17
As % of all permanent IT jobs located in London 0.019% 0.096% 0.040%
As % of the Libraries, Frameworks & Software Standards category 0.049% 0.24% 0.098%
Number of salaries quoted 6 34 16
Average salary £63,750 £70,000 £97,500
Average salary % change year-on-year
-8.92% -28.20%
90% offered a salary of more than £38,500 £52,500 £65,000
10% offered a salary of more than £86,250 £94,250 £100,000
UK excluding London average salary £47,500 £40,000 £52,500
% change year-on-year
+18.75% -23.80%
Reactive Extensions
England

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

Libraries, Frameworks & Software Standards Category
London
Permanent IT job ads with a match in the
Libraries, Frameworks & Software Standards category
16231 19495 17327
As % of all permanent IT jobs located in London 37.59% 39.93% 40.30%
Number of salaries quoted 13888 16721 14958
Average salary £52,500 £52,500 £50,000
Average salary % change year-on-year
- +5.00%
90% offered a salary of more than £35,000 £35,000 £35,000
10% offered a salary of more than £75,000 £70,000 £72,500
UK excluding London average salary £40,000 £40,000 £37,500
% change year-on-year
- +6.66%

Reactive Extensions
Jobs Demand Trend in London

This chart provides a 3-month moving total of permanent IT 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
Salary Trend in London

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

Reactive Extensions Salary Trend in London

Reactive Extensions
Salary Histogram in London

This chart provides a salary histogram for IT jobs citing Reactive Extensions across the London region over the 3 months to 2 June 2015.

Reactive Extensions Salary Histogram in London

Reactive Extensions
Top 30 Related IT Skills in London

For the 6 months to 2 June 2015, IT 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 IT job ads sampled that cited Reactive Extensions.

1 26 (100.00%) C#
2 19 (73.08%) TDD
3 17 (65.38%) WPF
4 16 (61.54%) Agile Software Development
4 16 (61.54%) .NET
5 13 (50.00%) Front Office
5 13 (50.00%) User Experience
6 11 (42.31%) MVVM
7 10 (38.46%) Multithreading
8 9 (34.62%) Continuous Integration
8 9 (34.62%) Windows
9 8 (30.77%) Finance
9 8 (30.77%) Banking
9 8 (30.77%) Unit Testing
9 8 (30.77%) Derivative
9 8 (30.77%) F#
9 8 (30.77%) Analytics
10 7 (26.92%) RESTful
10 7 (26.92%) OO
10 7 (26.92%) MSMQ
10 7 (26.92%) Java
10 7 (26.92%) SQL
10 7 (26.92%) VBA
11 6 (23.08%) JavaScript
11 6 (23.08%) Equities
11 6 (23.08%) Microsoft
11 6 (23.08%) Software Engineering
11 6 (23.08%) WCF
11 6 (23.08%) LINQ
12 5 (19.23%) SQL Server Reporting Services

Reactive Extensions
Top Related IT Skills in London by Category

For the 6 months to 2 June 2015, IT 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 IT job ads sampled that cited Reactive Extensions. Up to 20 skills are shown per category.

Application Platforms
1 4 (15.38%) Apache Spark
1 4 (15.38%) Node.js
2 3 (11.54%) IIS
3 2 (7.69%) SharePoint
4 1 (3.85%) Jetty
4 1 (3.85%) MTS
Applications
1 3 (11.54%) MS Visio
1 3 (11.54%) MS Excel
Business Applications
1 2 (7.69%) Dynamics CRM
Cloud Services
1 5 (19.23%) Amazon AWS
2 4 (15.38%) Amazon SQS
2 4 (15.38%) Microsoft Azure
Communications & Networking
1 3 (11.54%) Internet
1 3 (11.54%) SMTP
Database & Business Intelligence
1 5 (19.23%) SQL Server Reporting Services
1 5 (19.23%) MongoDB
1 5 (19.23%) SQL Server
1 5 (19.23%) Amazon DynamoDB
2 4 (15.38%) Data Mining
2 4 (15.38%) NoSQL
2 4 (15.38%) Big Data
2 4 (15.38%) Hadoop
3 3 (11.54%) SQL Server Integration Services
3 3 (11.54%) SQL Server 2005
3 3 (11.54%) SQL Server 2008
3 3 (11.54%) SQL Server 2000
4 2 (7.69%) RavenDB
5 1 (3.85%) KDB
5 1 (3.85%) MySQL
Development Applications
1 4 (15.38%) Subversion
2 3 (11.54%) SpecFlow
2 3 (11.54%) NUnit
2 3 (11.54%) Visual Studio
2 3 (11.54%) Jenkins
2 3 (11.54%) SQL Server Management Studio (SSMS)
2 3 (11.54%) NSubstitute
3 2 (7.69%) Team Foundation Server
3 2 (7.69%) Moq
3 2 (7.69%) MSTest
General
1 13 (50.00%) Front Office
2 8 (30.77%) Finance
2 8 (30.77%) Banking
3 5 (19.23%) Investment Banking
4 1 (3.85%) Games
Job Titles
1 19 (73.08%) Developer
2 15 (57.69%) C# Developer
3 11 (42.31%) WPF Developer
4 3 (11.54%) Front Office Developer
5 2 (7.69%) Senior .NET Developer
5 2 (7.69%) .NET Developer
5 2 (7.69%) Software Engineer
5 2 (7.69%) Senior Developer
5 2 (7.69%) C# .NET Developer
5 2 (7.69%) CRM Developer
5 2 (7.69%) Dynamics CRM Developer
6 1 (3.85%) GUI Developer
6 1 (3.85%) Head of Development
6 1 (3.85%) Senior Software Engineer
6 1 (3.85%) C# Software Engineer
Libraries, Frameworks & Software Standards
1 17 (65.38%) WPF
2 16 (61.54%) .NET
3 7 (26.92%) RESTful
3 7 (26.92%) MSMQ
4 6 (23.08%) WCF
4 6 (23.08%) LINQ
5 5 (19.23%) ActiveMQ
5 5 (19.23%) SOAP
5 5 (19.23%) XML
6 4 (15.38%) RabbitMQ
6 4 (15.38%) Task Parallel Library
7 3 (11.54%) jQuery
7 3 (11.54%) Ajax
7 3 (11.54%) JSON
7 3 (11.54%) .NET Remoting
7 3 (11.54%) KnockoutJS
7 3 (11.54%) Gherkin
7 3 (11.54%) XSD
7 3 (11.54%) ActiveX
7 3 (11.54%) ASP.NET
Miscellaneous
1 13 (50.00%) User Experience
2 8 (30.77%) Derivative
3 6 (23.08%) Equities
4 5 (19.23%) Equity Derivative
4 5 (19.23%) Analytical Skills
5 4 (15.38%) Spread Betting
6 3 (11.54%) Computer Science
7 2 (7.69%) Foreign Exchange (FX)
8 1 (3.85%) Mathematics
8 1 (3.85%) Physics
8 1 (3.85%) Fixed Income
8 1 (3.85%) Credit Derivative
8 1 (3.85%) Enterprise Software
Operating Systems
1 9 (34.62%) Windows
Processes & Methodologies
1 19 (73.08%) TDD
2 16 (61.54%) Agile Software Development
3 11 (42.31%) MVVM
4 10 (38.46%) Multithreading
5 9 (34.62%) Continuous Integration
6 8 (30.77%) Unit Testing
6 8 (30.77%) Analytics
7 7 (26.92%) OO
8 6 (23.08%) Software Engineering
9 4 (15.38%) Low Latency
9 4 (15.38%) OOD
9 4 (15.38%) Big Data Analytics
9 4 (15.38%) Data Analytics
9 4 (15.38%) Data Analysis
9 4 (15.38%) Web Analytics
10 3 (11.54%) Integration Testing
10 3 (11.54%) BDD
10 3 (11.54%) MVC
10 3 (11.54%) UML
10 3 (11.54%) XML Parsing
Programming Languages
1 26 (100.00%) C#
2 8 (30.77%) F#
3 7 (26.92%) Java
3 7 (26.92%) SQL
3 7 (26.92%) VBA
4 6 (23.08%) JavaScript
5 4 (15.38%) Python
5 4 (15.38%) Scala
5 4 (15.38%) PowerShell
5 4 (15.38%) Ruby
6 3 (11.54%) VB6
6 3 (11.54%) T-SQL
6 3 (11.54%) VB
7 1 (3.85%) C++
Qualifications
1 5 (19.23%) Degree
2 2 (7.69%) Microsoft Certification
2 2 (7.69%) MCITP
Quality Assurance & Compliance
1 3 (11.54%) SLA
System Software
1 3 (11.54%) Active Directory
Vendors
1 6 (23.08%) Microsoft
2 1 (3.85%) Google
2 1 (3.85%) Tradeweb
2 1 (3.85%) TIBCO
2 1 (3.85%) Bloomberg
2 1 (3.85%) eSpeed
2 1 (3.85%) Sybase
West London
Dunnhumby
Salary: Unspecified
Posted: 4 days ago
London
CLIENT SERVER
Salary: £35k to £42k + bonus + benefits
Posted: 14 days ago