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 28 September 2016 with a comparison to the same period over the previous 2 years.

3 months to
28 Sep 2016
Same period 2015 Same period 2014
Java Native Interface (JNI)
Rank 907 947 951
Rank change year-on-year
+40 +4
Permanent jobs citing JNI 3 19 20
As % of all permanent IT jobs located in the UK 0.003% 0.017% 0.018%
As % of the Libraries, Frameworks & Software Standards category 0.008% 0.046% 0.046%
Number of salaries quoted 2 17 18
Median salary £35,000 £75,000 £52,500
Median salary % change year-on-year
-53.33% +42.85%
UK excluding London median salary £35,000 £75,000 £40,000
% change year-on-year
-53.33% +87.50%

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
36854 41285 43094
As % of all permanent IT jobs located in the UK 38.70% 37.69% 38.18%
Number of salaries quoted 31865 35413 36241
Median salary £47,500 £45,000 £42,500
Median salary % change year-on-year
+5.55% +5.88%
90% offered a salary of more than £31,500 £30,000 £30,000
10% offered a salary of more than £70,000 £62,500 £67,500
UK excluding London median salary £42,000 £40,000 £40,000
% change year-on-year
+5.00% -

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
Top 5 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 28 September 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
South Wales +7 2 £35,000 -
Bridgend +4 2 £35,000 -
Wales +3 2 £35,000 -
London +55 1 - - 1
England +33 1 - - 1

JNI
Top 30 Related IT Skills

For the 6 months to 28 September 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 31 (100.00%) Java
2 20 (64.52%) Android
3 15 (48.39%) C#
3 15 (48.39%) Mobile Development
4 13 (41.94%) Windows
4 13 (41.94%) Computer Science
4 13 (41.94%) Degree
5 12 (38.71%) Objective-C
5 12 (38.71%) C++
5 12 (38.71%) Virtual Machines
6 11 (35.48%) SANS
6 11 (35.48%) Apple iOS
6 11 (35.48%) .NET
6 11 (35.48%) J2EE
6 11 (35.48%) Finance
6 11 (35.48%) OWASP
7 10 (32.26%) OOP
7 10 (32.26%) Threat Modelling
8 9 (29.03%) Apple Swift
8 9 (29.03%) Android Development
8 9 (29.03%) Reverse Engineering
8 9 (29.03%) Middleware
8 9 (29.03%) Software Engineering
8 9 (29.03%) WebSphere
9 6 (19.35%) Agile Software Development
9 6 (19.35%) OO
10 5 (16.13%) HTML
10 5 (16.13%) J2SE
10 5 (16.13%) Penetration Testing
11 4 (12.90%) Akka

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 9 (29.03%) WebSphere
2 1 (3.23%) Apache
Communications & Networking
1 1 (3.23%) Asterisk PBX
1 1 (3.23%) Bluetooth
1 1 (3.23%) VoIP
1 1 (3.23%) Wi-Fi
Database & Business Intelligence
1 1 (3.23%) MySQL
Development Applications
1 4 (12.90%) Git (software)
2 1 (3.23%) Xcode
General
1 11 (35.48%) Finance
2 4 (12.90%) Banking
Job Titles
1 16 (51.61%) Developer
2 13 (41.94%) Java Developer
3 10 (32.26%) Security Specialist
4 8 (25.81%) Android Developer
5 5 (16.13%) IT Security Specialist
5 5 (16.13%) Java Android Developer
6 4 (12.90%) Java Web Developer
6 4 (12.90%) Web Developer
7 3 (9.68%) Application Security Specialist
7 3 (9.68%) Applications Specialist
7 3 (9.68%) C++ Developer
7 3 (9.68%) C++/Java Developer
7 3 (9.68%) Junior
7 3 (9.68%) Junior Developer
7 3 (9.68%) Junior Java Developer
7 3 (9.68%) Security Tester
7 3 (9.68%) Senior Software Engineer
7 3 (9.68%) Software Engineer
7 3 (9.68%) Tester
8 2 (6.45%) Java Mobile Developer
Libraries, Frameworks & Software Standards
1 11 (35.48%) .NET
1 11 (35.48%) J2EE
2 9 (29.03%) Middleware
3 5 (16.13%) HTML
3 5 (16.13%) J2SE
4 4 (12.90%) Akka
4 4 (12.90%) CSS
4 4 (12.90%) EJB
4 4 (12.90%) Hibernate
4 4 (12.90%) Java EE
4 4 (12.90%) JPA
4 4 (12.90%) JSF
4 4 (12.90%) XHTML
5 2 (6.45%) Android NDK
6 1 (3.23%) Android SDK
6 1 (3.23%) iOS SDK
6 1 (3.23%) LAMP
Miscellaneous
1 13 (41.94%) Computer Science
2 2 (6.45%) Mobile App
3 1 (3.23%) Algorithms
3 1 (3.23%) iPad
3 1 (3.23%) iPhone
Operating Systems
1 20 (64.52%) Android
2 13 (41.94%) Windows
3 11 (35.48%) Apple iOS
4 3 (9.68%) Unix
5 1 (3.23%) Linux
5 1 (3.23%) Mac OS X
5 1 (3.23%) Ubuntu
Processes & Methodologies
1 15 (48.39%) Mobile Development
2 11 (35.48%) OWASP
3 10 (32.26%) OOP
3 10 (32.26%) Threat Modelling
4 9 (29.03%) Android Development
4 9 (29.03%) Reverse Engineering
4 9 (29.03%) Software Engineering
5 6 (19.35%) Agile Software Development
5 6 (19.35%) OO
6 5 (16.13%) Penetration Testing
7 4 (12.90%) Algorithmic Trading
7 4 (12.90%) Web Development
8 3 (9.68%) Open Source
9 1 (3.23%) Load Balancing
9 1 (3.23%) SDLC
9 1 (3.23%) Software Architecture
9 1 (3.23%) Time Management
Programming Languages
1 31 (100.00%) Java
2 15 (48.39%) C#
3 12 (38.71%) C++
3 12 (38.71%) Objective-C
4 9 (29.03%) Apple Swift
5 4 (12.90%) SQL
6 3 (9.68%) C
6 3 (9.68%) Python
6 3 (9.68%) Ruby
7 1 (3.23%) JavaScript
7 1 (3.23%) PHP
Qualifications
1 13 (41.94%) Degree
2 11 (35.48%) SANS
System Software
1 12 (38.71%) Virtual Machines
Vendors
1 1 (3.23%) Apple