The table below looks at the statistics for JNI skills in IT jobs advertised across the UK. Included is a guide to the salaries offered in IT jobs that have cited JNI over the 3 months to 6 December 2016 with a comparison to the same period over the previous 2 years.

3 months to
6 Dec 2016
Same period 2015 Same period 2014
Java Native Interface (JNI)
Rank 881 935 963
Rank change year-on-year
+54 +28
Permanent jobs citing JNI 5 10 16
As % of all permanent IT jobs located in the UK 0.005% 0.009% 0.014%
As % of the Libraries, Frameworks & Software Standards category 0.014% 0.025% 0.038%
Number of salaries quoted 3 6 16
Median salary £85,000 £57,500 £50,000
Median salary % change year-on-year
+47.82% +15.00%
UK excluding London median salary £60,000 £57,500 £43,750
% change year-on-year
+4.34% +31.42%

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

Libraries, Frameworks & Software Standards Category
UK
Permanent IT job ads with a match in the
Libraries, Frameworks & Software Standards category
35924 40771 41917
As % of all permanent IT jobs located in the UK 39.14% 38.35% 37.03%
Number of salaries quoted 31017 34974 36029
Median salary £45,000 £45,000 £42,500
Median salary % change year-on-year
- +5.88%
90% offered a salary of more than £31,500 £30,459 £30,000
10% offered a salary of more than £70,000 £62,500 £67,500
UK excluding London median salary £42,500 £40,000 £40,000
% change year-on-year
+6.25% -

JNI
Jobs Demand Trend

The demand trend of job ads citing JNI as a proportion of all IT jobs with a match in the Libraries, Frameworks & Software Standards category.

JNI Jobs Demand Trend in the UK

JNI
Salary Trend

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing JNI within the UK.

JNI Salary Trend in the UK

JNI
Salary Histogram

This chart provides a salary histogram for IT jobs citing JNI over the 3 months to 6 December 2016 within the UK.

JNI Salary Histogram in the UK

JNI
Top 6 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing JNI within the UK over the 3 months to 6 December 2016. 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
(Click see detailed
statistics and trends)
Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Median Salary
Last 3 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
England +60 5 £85,000 +47.82% 1
London - 4 £85,000 - 1
City of London - 2 £85,000 -
Derby - 1 £60,000 -
Derbyshire - 1 £60,000 -
East Midlands - 1 £60,000 -

JNI
Top 30 Related IT Skills

For the 6 months to 6 December 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 with a requirement for JNI.

1 11 (100.00%) Java
2 7 (63.64%) Android
3 6 (54.55%) C#
3 6 (54.55%) C++
4 5 (45.45%) Objective-C
5 4 (36.36%) EJB
5 4 (36.36%) HTML
5 4 (36.36%) SQL
5 4 (36.36%) Apple iOS
5 4 (36.36%) Android Development
5 4 (36.36%) Mobile Development
6 3 (27.27%) Threat Modelling
6 3 (27.27%) JPA
6 3 (27.27%) Git (software)
6 3 (27.27%) Reverse Engineering
6 3 (27.27%) Penetration Testing
6 3 (27.27%) JSF
6 3 (27.27%) Web Development
6 3 (27.27%) Java EE
6 3 (27.27%) .NET
6 3 (27.27%) J2EE
6 3 (27.27%) XHTML
6 3 (27.27%) CSS
6 3 (27.27%) OOP
6 3 (27.27%) Hibernate
7 2 (18.18%) Windows
7 2 (18.18%) Linux
7 2 (18.18%) Time Management
7 2 (18.18%) iOS SDK
7 2 (18.18%) Android SDK

JNI
Top Related IT Skills 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 1 (9.09%) Apache
1 1 (9.09%) WebSphere
Communications & Networking
1 1 (9.09%) Asterisk PBX
1 1 (9.09%) Bluetooth
1 1 (9.09%) VoIP
1 1 (9.09%) Wi-Fi
Database & Business Intelligence
1 1 (9.09%) Big Data
1 1 (9.09%) MySQL
1 1 (9.09%) NoSQL
Development Applications
1 3 (27.27%) Git (software)
2 1 (9.09%) Android Studio
2 1 (9.09%) Gradle
2 1 (9.09%) Hudson
2 1 (9.09%) Jenkins
2 1 (9.09%) Xcode
General
1 1 (9.09%) Finance
Job Titles
1 6 (54.55%) Developer
2 4 (36.36%) Java Developer
3 3 (27.27%) Android Developer
3 3 (27.27%) Java Web Developer
3 3 (27.27%) Tester
3 3 (27.27%) Web Developer
4 2 (18.18%) Penetration Tester
5 1 (9.09%) iOS Android Developer
5 1 (9.09%) iOS Developer
5 1 (9.09%) Java Android Developer
5 1 (9.09%) Java Mobile Developer
5 1 (9.09%) Java Team Leader
5 1 (9.09%) Programmer
5 1 (9.09%) Security Specialist
5 1 (9.09%) Security Tester
5 1 (9.09%) Team Leader
Libraries, Frameworks & Software Standards
1 4 (36.36%) EJB
1 4 (36.36%) HTML
2 3 (27.27%) .NET
2 3 (27.27%) CSS
2 3 (27.27%) Hibernate
2 3 (27.27%) J2EE
2 3 (27.27%) Java EE
2 3 (27.27%) JPA
2 3 (27.27%) JSF
2 3 (27.27%) XHTML
3 2 (18.18%) Android SDK
3 2 (18.18%) iOS SDK
4 1 (9.09%) Android NDK
4 1 (9.09%) J2SE
4 1 (9.09%) LAMP
4 1 (9.09%) Middleware
4 1 (9.09%) OpenGL
Miscellaneous
1 1 (9.09%) Computer Science
1 1 (9.09%) iPad
1 1 (9.09%) iPhone
1 1 (9.09%) Mobile App
Operating Systems
1 7 (63.64%) Android
2 4 (36.36%) Apple iOS
3 2 (18.18%) Linux
3 2 (18.18%) Windows
4 1 (9.09%) Mac OS X
4 1 (9.09%) Ubuntu
Processes & Methodologies
1 4 (36.36%) Android Development
1 4 (36.36%) Mobile Development
2 3 (27.27%) OOP
2 3 (27.27%) Penetration Testing
2 3 (27.27%) Reverse Engineering
2 3 (27.27%) Threat Modelling
2 3 (27.27%) Web Development
3 2 (18.18%) Software Delivery
3 2 (18.18%) Time Management
4 1 (9.09%) Identity Access Management
4 1 (9.09%) iOS Development
4 1 (9.09%) Load Balancing
4 1 (9.09%) Multithreading
4 1 (9.09%) OO
4 1 (9.09%) OWASP
Programming Languages
1 11 (100.00%) Java
2 6 (54.55%) C#
2 6 (54.55%) C++
3 5 (45.45%) Objective-C
4 4 (36.36%) SQL
5 1 (9.09%) Apple Swift
5 1 (9.09%) JavaScript
5 1 (9.09%) PHP
5 1 (9.09%) Scala
Qualifications
1 1 (9.09%) Degree
1 1 (9.09%) SANS
System Software
1 1 (9.09%) Virtual Machines
Vendors
1 1 (9.09%) Apple