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 27 August 2016 with a comparison to the same period over the previous 2 years.

3 months to
27 Aug 2016
Same period 2015 Same period 2014
Java Native Interface (JNI)
Rank 612 652 661
Rank change year-on-year
+40 +9
Permanent jobs citing JNI 3 4 16
As % of all permanent IT jobs located in London 0.008% 0.009% 0.034%
As % of the Libraries, Frameworks & Software Standards category 0.019% 0.025% 0.088%
Number of salaries quoted 3 4 15
Median salary £70,000 £54,250 £70,000
Median salary % change year-on-year
+29.03% -22.50%
UK excluding London median salary £60,000 £75,000 £70,000
% change year-on-year
-20.00% +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
15612 16276 18195
As % of all permanent IT jobs located in London 40.44% 37.03% 38.49%
Number of salaries quoted 13788 13937 15563
Median salary £57,500 £55,000 £52,500
Median salary % change year-on-year
+4.54% +4.76%
90% offered a salary of more than £37,500 £35,000 £35,000
10% offered a salary of more than £80,000 £72,300 £77,500
UK excluding London median salary £41,000 £40,000 £40,000
% change year-on-year
+2.50% -

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
Top 30 Related IT Skills in London

For the 6 months to 27 August 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 22 (100.00%) Java
2 18 (81.82%) Finance
3 17 (77.27%) Android
4 16 (72.73%) Computer Science
5 14 (63.64%) Degree
6 13 (59.09%) C++
6 13 (59.09%) Android Development
7 10 (45.45%) OOP
7 10 (45.45%) OO
7 10 (45.45%) Mobile Development
8 8 (36.36%) J2SE
8 8 (36.36%) Software Engineering
9 5 (22.73%) Algorithmic Trading
9 5 (22.73%) Akka
9 5 (22.73%) Android NDK
10 4 (18.18%) SANS
10 4 (18.18%) Virtual Machines
10 4 (18.18%) Apple Swift
10 4 (18.18%) Threat Modelling
10 4 (18.18%) Apple iOS
10 4 (18.18%) Objective-C
10 4 (18.18%) C#
10 4 (18.18%) Middleware
10 4 (18.18%) .NET
10 4 (18.18%) J2EE
10 4 (18.18%) Windows
10 4 (18.18%) OWASP
10 4 (18.18%) Reverse Engineering
10 4 (18.18%) WebSphere
11 3 (13.64%) 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 (18.18%) WebSphere
General
1 18 (81.82%) Finance
2 3 (13.64%) Banking
Job Titles
1 16 (72.73%) Developer
2 13 (59.09%) Java Developer
3 11 (50.00%) Android Developer
4 8 (36.36%) Java Android Developer
5 5 (22.73%) C++ Developer
5 5 (22.73%) C++/Java Developer
6 4 (18.18%) Security Specialist
7 3 (13.64%) Java Mobile Developer
7 3 (13.64%) Junior
7 3 (13.64%) Junior Developer
7 3 (13.64%) Junior Java Developer
8 2 (9.09%) Android Engineer
8 2 (9.09%) C++ Android Engineer
8 2 (9.09%) IT Security Specialist
8 2 (9.09%) Java Engineer
8 2 (9.09%) Security Tester
8 2 (9.09%) Tester
9 1 (4.55%) Application Security Specialist
9 1 (4.55%) Applications Specialist
Libraries, Frameworks & Software Standards
1 8 (36.36%) J2SE
2 5 (22.73%) Akka
2 5 (22.73%) Android NDK
3 4 (18.18%) .NET
3 4 (18.18%) J2EE
3 4 (18.18%) Middleware
Miscellaneous
1 16 (72.73%) Computer Science
2 2 (9.09%) Fintech
3 1 (4.55%) Algorithms
Operating Systems
1 17 (77.27%) Android
2 4 (18.18%) Apple iOS
2 4 (18.18%) Windows
Processes & Methodologies
1 13 (59.09%) Android Development
2 10 (45.45%) Mobile Development
2 10 (45.45%) OO
2 10 (45.45%) OOP
3 8 (36.36%) Software Engineering
4 5 (22.73%) Algorithmic Trading
5 4 (18.18%) OWASP
5 4 (18.18%) Reverse Engineering
5 4 (18.18%) Threat Modelling
6 3 (13.64%) Agile Software Development
7 2 (9.09%) Penetration Testing
7 2 (9.09%) Software Architecture
Programming Languages
1 22 (100.00%) Java
2 13 (59.09%) C++
3 4 (18.18%) Apple Swift
3 4 (18.18%) C#
3 4 (18.18%) Objective-C
Qualifications
1 14 (63.64%) Degree
2 4 (18.18%) SANS
System Software
1 4 (18.18%) Virtual Machines