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

Location
3 months to
3 Mar 2015
Same period 2014 Same period 2013
Java Native Interface (JNI)
Rank 609 610 556
Rank change year-on-year
+1 -54
Permanent jobs citing JNI 1 2 54
As % of all permanent IT jobs located in London 0.002% 0.005% 0.12%
As % of the Libraries, Frameworks & Software Standards category 0.007% 0.011% 0.29%
Number of salaries quoted 1 1 46
Average salary £57,500 £50,000 £57,500
Average salary % change year-on-year
+15.00% -13.04%
UK excluding London average salary £40,000 £32,500 £30,000
% change year-on-year
+23.07% +8.33%
JNI
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
15144 17663 18351
As % of all permanent IT jobs located in London 36.08% 40.62% 41.19%
Number of salaries quoted 12902 14741 16068
Average salary £53,500 £50,000 £50,000
Average salary % change year-on-year
+7.00% -
90% offered a salary of more than £35,000 £35,000 £35,000
10% offered a salary of more than £72,500 £69,050 £71,500
UK excluding London average salary £40,000 £39,000 £37,500
% change year-on-year
+2.56% +4.00%

JNI
Jobs Demand Trend in London

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

JNI Jobs Demand Trend in London

JNI
Salary Trend in London

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

JNI Salary Trend in London

JNI
Top 30 Related IT Skills in London

For the 6 months to 3 March 2015, IT jobs across the London region citing JNI 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 JNI.

1 10 (100.00%) Java
2 9 (90.00%) C#
3 7 (70.00%) C++
4 6 (60.00%) SQL
5 5 (50.00%) Scrum
5 5 (50.00%) Multithreading
5 5 (50.00%) Android
5 5 (50.00%) Android Development
5 5 (50.00%) Git (software)
6 4 (40.00%) Mentoring
6 4 (40.00%) Coaching
6 4 (40.00%) Mobile App
6 4 (40.00%) Mobile Application Development
6 4 (40.00%) Low Latency
6 4 (40.00%) iPhone
6 4 (40.00%) Objective-C
6 4 (40.00%) Cryptography
6 4 (40.00%) Web Services
6 4 (40.00%) Blackberry
6 4 (40.00%) DRM
6 4 (40.00%) Symbian
6 4 (40.00%) HTTP
6 4 (40.00%) TCP/IP
7 3 (30.00%) TIBCO
7 3 (30.00%) Rendezvous
7 3 (30.00%) Middleware
7 3 (30.00%) C
7 3 (30.00%) Finance
7 3 (30.00%) Windows
7 3 (30.00%) Electronic Trading

JNI
Top Related IT Skills in London by Category

For the 6 months to 3 March 2015, IT jobs across the London region citing JNI 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 JNI. Up to 20 skills are shown per category.

Application Platforms
1 1 (10.00%) IIS
1 1 (10.00%) JBoss
1 1 (10.00%) Tomcat
1 1 (10.00%) BizTalk Server
1 1 (10.00%) Jetty
1 1 (10.00%) uiautomator
Business Applications
1 3 (30.00%) ION MarketView
Communications & Networking
1 4 (40.00%) HTTP
1 4 (40.00%) TCP/IP
Database & Business Intelligence
1 1 (10.00%) SQL Server
Development Applications
1 5 (50.00%) Git (software)
2 1 (10.00%) IntelliJ
General
1 3 (30.00%) Finance
Job Titles
1 10 (100.00%) Developer
2 5 (50.00%) Android Developer
3 4 (40.00%) Java Developer
4 1 (10.00%) C# Developer
4 1 (10.00%) Senior C# Developer
4 1 (10.00%) Senior Developer
4 1 (10.00%) Lead Developer
Libraries, Frameworks & Software Standards
1 4 (40.00%) Web Services
2 3 (30.00%) Rendezvous
2 3 (30.00%) Middleware
3 2 (20.00%) JSON
3 2 (20.00%) XML
3 2 (20.00%) REST
4 1 (10.00%) Razor View Engine
4 1 (10.00%) Guava
4 1 (10.00%) Android SDK
4 1 (10.00%) JMS
4 1 (10.00%) JAXB
4 1 (10.00%) HTML
4 1 (10.00%) .NET
4 1 (10.00%) ASP.NET
4 1 (10.00%) CSS
4 1 (10.00%) FIX Protocol
4 1 (10.00%) Silverlight
4 1 (10.00%) JPA
4 1 (10.00%) Guice
4 1 (10.00%) Apache CXF
Miscellaneous
1 4 (40.00%) Blackberry
1 4 (40.00%) Cryptography
1 4 (40.00%) iPhone
1 4 (40.00%) Mobile App
2 1 (10.00%) Open Source
2 1 (10.00%) Field-Programmable Gate Array
2 1 (10.00%) Computer Science
2 1 (10.00%) Fixed Income
Operating Systems
1 5 (50.00%) Android
2 3 (30.00%) Windows
3 1 (10.00%) Linux
3 1 (10.00%) UNIX
Processes & Methodologies
1 5 (50.00%) Scrum
1 5 (50.00%) Multithreading
1 5 (50.00%) Android Development
2 4 (40.00%) Mentoring
2 4 (40.00%) Coaching
2 4 (40.00%) Mobile Application Development
2 4 (40.00%) Low Latency
2 4 (40.00%) DRM
3 3 (30.00%) Electronic Trading
4 2 (20.00%) OO
4 2 (20.00%) Algorithmic Trading
5 1 (10.00%) Unit Testing
5 1 (10.00%) Continuous Integration
5 1 (10.00%) Agile Software Development
5 1 (10.00%) Pair Programming
5 1 (10.00%) OOD
5 1 (10.00%) MVC
5 1 (10.00%) Test Automation
5 1 (10.00%) Build Automation
5 1 (10.00%) User Stories
Programming Languages
1 10 (100.00%) Java
2 9 (90.00%) C#
3 7 (70.00%) C++
4 6 (60.00%) SQL
5 4 (40.00%) Objective-C
6 3 (30.00%) C
7 1 (10.00%) Scala
7 1 (10.00%) Shell Script
7 1 (10.00%) JavaScript
Qualifications
1 1 (10.00%) Degree
System Software
1 1 (10.00%) GridGain
Vendors
1 4 (40.00%) Symbian
2 3 (30.00%) TIBCO
2 3 (30.00%) ION Trading
3 2 (20.00%) Software AG
4 1 (10.00%) Oracle