The table below looks at the statistics for JNI skills in IT contracts advertised across the UK. Included is a guide to the contractor rates offered in IT contracts that have cited JNI over the 3 months to 1 July 2016 with a comparison to the same period over the previous 2 years.

Note that daily contractor rates and hourly contractor rates are treated separately. When calculating average contractor rates, daily rates are not derived from quoted hourly rates or vice versa.

3 months to
1 Jul 2016
Same period 2015 Same period 2014
Java Native Interface (JNI)
Rank 633 633 633
Rank change year-on-year
0 0
Contract jobs citing JNI 5 10 3
As % of all contract IT jobs located in the UK 0.009% 0.018% 0.006%
As % of the Libraries, Frameworks & Software Standards category 0.033% 0.065% 0.020%
Number of daily rates quoted 5 4 3
Median daily rate £525 £500 £380
Median daily rate % change year-on-year
+5.00% +31.57%
90% offered a daily rate of more than £475 £313 £344
10% offered a daily rate of more than £610 £635 £384
UK excluding London median daily rate - £275 £360
% change year-on-year
- -23.61%
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - - -

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

Libraries, Frameworks & Software Standards Category
UK
Contract IT job ads with a match in the
Libraries, Frameworks & Software Standards category
15246 15434 14997
As % of all contract IT jobs located in the UK 28.51% 27.49% 27.82%
Number of daily rates quoted 10737 10309 9776
Median daily rate £420 £388 £375
Median daily rate % change year-on-year
+8.38% +3.33%
90% offered a daily rate of more than £300 £283 £273
10% offered a daily rate of more than £550 £550 £525
UK excluding London median daily rate £375 £350 £350
% change year-on-year
+7.14% -
Number of hourly rates quoted 187 222 219
Median hourly rate £36.00 £38.00 £35.00
Median hourly rate % change year-on-year
-5.26% +8.57%
90% offered a hourly rate of more than £18.80 £18.40 £18.00
10% offered a hourly rate of more than £50.00 £55.00 £52.50
UK excluding London median hourly rate £36.00 £40.00 £35.00
% change year-on-year
-10.00% +14.28%

JNI
Jobs Demand Trend

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

JNI Jobs Demand Trend in the UK

JNI
Daily Rate Trend

This chart provides the 3-month moving average for daily rates quoted in IT contract jobs citing JNI within the UK.

JNI Daily Rate Trend in the UK

JNI
Daily Rate Histogram

This chart provides a histogram of daily rates quoted in contract IT jobs citing JNI within the UK over the 3 months to 1 July 2016.

JNI Daily Rate Histogram in the UK

JNI
Hourly Rate Trend

This chart provides the 3-month moving average for hourly rates quoted in IT contractor jobs citing JNI within the UK.

JNI Hourly Rate Trend in the UK

JNI
Top 2 Contract Locations

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing JNI within the UK over the 3 months to 1 July 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
Contract
IT Job Ads
Median
Daily Rate
Last 3 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
England +2 5 £525 +5.00% 1
London -6 5 £525 -12.50% 1

JNI
Top 30 Related IT Skills

For the 6 months to 1 July 2016, IT contractor jobs citing JNI also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads with a requirement for JNI.

1 8 (100.00%) Java
2 7 (87.50%) Spring
3 5 (62.50%) Agile Software Development
3 5 (62.50%) Risk Management
3 5 (62.50%) Oracle
4 4 (50.00%) Banking
4 4 (50.00%) Investment Banking
4 4 (50.00%) Oracle Coherence
4 4 (50.00%) Credit Risk
4 4 (50.00%) Market Risk
4 4 (50.00%) Multithreading
4 4 (50.00%) Parallel Programming
4 4 (50.00%) Apache Cassandra
4 4 (50.00%) REST
4 4 (50.00%) Platform Symphony
4 4 (50.00%) Continuous Delivery
4 4 (50.00%) Garbage Collection
5 3 (37.50%) Scrum
5 3 (37.50%) J2EE
5 3 (37.50%) XML
5 3 (37.50%) Finance
5 3 (37.50%) JMS
6 2 (25.00%) JUnit
6 2 (25.00%) Apache
6 2 (25.00%) Financial Institution
6 2 (25.00%) EJB
6 2 (25.00%) JDBC
6 2 (25.00%) JSP
6 2 (25.00%) Servlets
6 2 (25.00%) Struts

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 4 (50.00%) Oracle Coherence
2 2 (25.00%) Apache
3 1 (12.50%) WebLogic
3 1 (12.50%) WebSphere
Business Applications
1 1 (12.50%) Murex MxG2000
Database & Business Intelligence
1 4 (50.00%) Apache Cassandra
Development Applications
1 2 (25.00%) JUnit
1 2 (25.00%) Maven
General
1 4 (50.00%) Banking
1 4 (50.00%) Investment Banking
2 3 (37.50%) Finance
3 2 (25.00%) Financial Institution
4 1 (12.50%) Front Office
Job Titles
1 8 (100.00%) Developer
1 8 (100.00%) Java Developer
2 1 (12.50%) Analyst
2 1 (12.50%) Analyst Developer
2 1 (12.50%) Analyst Programmer
2 1 (12.50%) Android Developer
2 1 (12.50%) C++ Developer
2 1 (12.50%) C++/Java Developer
2 1 (12.50%) Java Analyst Developer
2 1 (12.50%) Java Analyst Programmer
2 1 (12.50%) Java Android Developer
2 1 (12.50%) Java Programmer
2 1 (12.50%) Programmer
2 1 (12.50%) Risk Analyst
2 1 (12.50%) Systems Analyst
2 1 (12.50%) Systems Analyst Programmer
2 1 (12.50%) Systems Developer
2 1 (12.50%) Systems Programmer
Libraries, Frameworks & Software Standards
1 7 (87.50%) Spring
2 4 (50.00%) REST
3 3 (37.50%) J2EE
3 3 (37.50%) JMS
3 3 (37.50%) XML
4 2 (25.00%) EJB
4 2 (25.00%) HTML
4 2 (25.00%) JDBC
4 2 (25.00%) JSP
4 2 (25.00%) Servlets
4 2 (25.00%) Struts
5 1 (12.50%) Android NDK
5 1 (12.50%) FIX Protocol
5 1 (12.50%) Hibernate
5 1 (12.50%) J2SE
5 1 (12.50%) Java EE
5 1 (12.50%) Java SE
5 1 (12.50%) Murex Flex
5 1 (12.50%) Spring Integration
5 1 (12.50%) XSLT
Miscellaneous
1 4 (50.00%) Credit Risk
1 4 (50.00%) Market Risk
2 1 (12.50%) Foreign Exchange (FX)
2 1 (12.50%) Mathematics
Operating Systems
1 1 (12.50%) Android
1 1 (12.50%) Linux
1 1 (12.50%) Unix
Processes & Methodologies
1 5 (62.50%) Agile Software Development
1 5 (62.50%) Risk Management
2 4 (50.00%) Continuous Delivery
2 4 (50.00%) Garbage Collection
2 4 (50.00%) Multithreading
2 4 (50.00%) Parallel Programming
3 3 (37.50%) Scrum
4 1 (12.50%) Android Development
Programming Languages
1 8 (100.00%) Java
2 2 (25.00%) C++
2 2 (25.00%) JavaScript
3 1 (12.50%) C#
System Software
1 4 (50.00%) Platform Symphony
Vendors
1 5 (62.50%) Oracle
2 1 (12.50%) Adobe
2 1 (12.50%) Bloomberg
2 1 (12.50%) Murex
2 1 (12.50%) Reuters
2 1 (12.50%) Sybase