The table below looks at the statistics for JNI skills in IT jobs advertised for the London region. Included is a guide to the salaries offered in IT jobs that have cited JNI over the 3 months to 24 July 2016 with a comparison to the same period over the previous 2 years.

3 months to
24 Jul 2016
Same period 2015 Same period 2014
Java Native Interface (JNI)
Rank 625 671 668
Rank change year-on-year
+46 -3
Permanent jobs citing JNI 9 4 16
As % of all permanent IT jobs located in London 0.023% 0.009% 0.034%
As % of the Libraries, Frameworks & Software Standards category 0.057% 0.024% 0.086%
Number of salaries quoted 9 4 16
Median salary £70,000 £93,750 £67,500
Median salary % change year-on-year
-25.33% +38.88%
90% offered a salary of more than £66,500 £78,750 £52,500
10% offered a salary of more than £80,000 £100,000 £73,750
UK excluding London median salary £65,000 £75,000 £70,000
% change year-on-year
-13.33% +7.14%
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
15903 16620 18700
As % of all permanent IT jobs located in London 40.32% 37.36% 39.26%
Number of salaries quoted 14037 14281 16096
Median salary £56,000 £55,000 £52,500
Median salary % change year-on-year
+1.81% +4.76%
90% offered a salary of more than £37,500 £35,000 £35,000
10% offered a salary of more than £80,000 £72,500 £75,000
UK excluding London median salary £40,000 £40,000 £40,000

JNI
Jobs Demand Trend in London

The demand trend of job ads across the London region citing JNI as a proportion of all IT jobs with a match in 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
Salary Histogram in London

This chart provides a salary histogram for IT jobs citing JNI across the London region over the 3 months to 24 July 2016.

JNI Salary Histogram in London

JNI
Top 30 Related IT Skills in London

For the 6 months to 24 July 2016, IT jobs citing JNI also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads across the London region with a requirement for JNI.

1 27 (100.00%) Java
2 23 (85.19%) Finance
3 22 (81.48%) Android
4 21 (77.78%) Computer Science
5 19 (70.37%) Degree
6 18 (66.67%) C++
6 18 (66.67%) Android Development
7 15 (55.56%) Mobile Development
8 13 (48.15%) J2SE
9 10 (37.04%) OOP
9 10 (37.04%) OO
9 10 (37.04%) Software Engineering
10 7 (25.93%) Android NDK
11 5 (18.52%) Akka
11 5 (18.52%) Algorithmic Trading
12 4 (14.81%) OWASP
12 4 (14.81%) Reverse Engineering
12 4 (14.81%) WebSphere
12 4 (14.81%) Objective-C
12 4 (14.81%) Middleware
12 4 (14.81%) C#
12 4 (14.81%) .NET
12 4 (14.81%) J2EE
12 4 (14.81%) Windows
12 4 (14.81%) Apple iOS
12 4 (14.81%) Apple Swift
12 4 (14.81%) Threat Modelling
12 4 (14.81%) SANS
12 4 (14.81%) Virtual Machines
13 3 (11.11%) Agile Software Development

JNI
Top Related IT Skills in London by Category

The follow tables expand on the table above by listing co-occurrences grouped by category. The same job type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories:

Application Platforms
1 4 (14.81%) WebSphere
General
1 23 (85.19%) Finance
2 3 (11.11%) Banking
Job Titles
1 21 (77.78%) Developer
2 16 (59.26%) Android Developer
2 16 (59.26%) Java Developer
3 11 (40.74%) Java Android Developer
4 7 (25.93%) C++ Developer
4 7 (25.93%) C++/Java Developer
5 6 (22.22%) Java Mobile Developer
6 4 (14.81%) Security Specialist
7 3 (11.11%) Junior
7 3 (11.11%) Junior Developer
7 3 (11.11%) Junior Java Developer
8 2 (7.41%) Android Engineer
8 2 (7.41%) C++ Android Engineer
8 2 (7.41%) IT Security Specialist
8 2 (7.41%) Java Engineer
8 2 (7.41%) Security Tester
8 2 (7.41%) Tester
9 1 (3.70%) Application Security Specialist
9 1 (3.70%) Applications Specialist
Libraries, Frameworks & Software Standards
1 13 (48.15%) J2SE
2 7 (25.93%) Android NDK
3 5 (18.52%) Akka
4 4 (14.81%) .NET
4 4 (14.81%) J2EE
4 4 (14.81%) Middleware
Miscellaneous
1 21 (77.78%) Computer Science
2 2 (7.41%) Fintech
3 1 (3.70%) Algorithms
Operating Systems
1 22 (81.48%) Android
2 4 (14.81%) Apple iOS
2 4 (14.81%) Windows
Processes & Methodologies
1 18 (66.67%) Android Development
2 15 (55.56%) Mobile Development
3 10 (37.04%) OO
3 10 (37.04%) OOP
3 10 (37.04%) Software Engineering
4 5 (18.52%) Algorithmic Trading
5 4 (14.81%) OWASP
5 4 (14.81%) Reverse Engineering
5 4 (14.81%) Threat Modelling
6 3 (11.11%) Agile Software Development
7 2 (7.41%) Penetration Testing
7 2 (7.41%) Software Architecture
Programming Languages
1 27 (100.00%) Java
2 18 (66.67%) C++
3 4 (14.81%) Apple Swift
3 4 (14.81%) C#
3 4 (14.81%) Objective-C
Qualifications
1 19 (70.37%) Degree
2 4 (14.81%) SANS
System Software
1 4 (14.81%) Virtual Machines