The table below looks at the statistics for JNI skills in IT contracts advertised across the UK. Included is a guide to the average contractor rates offered in IT contracts that have cited JNI over the 3 months to 19 September 2014 with a comparison to the same period in 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.

Location
3 months to
19 Sep 2014
Same period 2013 Same period 2012
Java Native Interface (JNI)
Rank 593 573 593
Rank change year-on-year
-20 +20
Contract jobs citing JNI 19 13 11
As % of all contract IT jobs located in the UK 0.033% 0.025% 0.019%
As % of the Libraries, Frameworks & Software Standards category 0.12% 0.085% 0.070%
Number of daily rates quoted 8 9 7
Average daily rate
Keep up to 90%
of your Daily Rate
Get a Free Illustration
£541 £425 £275
Average daily rate % change year-on-year
+27.35% +54.54%
90% offered a daily rate of more than £300 £350 £265
10% offered a daily rate of more than £625 £490 £375
UK excluding London average daily rate £300 £425 £320
% change year-on-year
-29.41% +32.81%
Number of hourly rates quoted 4 3 0
Average hourly rate £30.00 £37.50 -
Average hourly rate % change year-on-year
-20.00% -
UK excluding London average hourly rate £30.00 £37.50 -
% change year-on-year
-20.00% -

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
15650 15213 15616
As % of all contract IT jobs located in the UK 27.17% 28.83% 27.08%
Number of daily rates quoted 10137 9787 9367
Average daily rate £375 £375 £365
Average daily rate % change year-on-year
- +2.73%
90% offered a daily rate of more than £275 £260 £255
10% offered a daily rate of more than £525 £550 £525
UK excluding London average daily rate £350 £325 £325
% change year-on-year
+7.69% -
Number of hourly rates quoted 188 266 374
Average hourly rate £35.00 £35.00 £34.00
Average hourly rate % change year-on-year
- +2.94%
90% offered a hourly rate of more than £17.75 £17.50 £16.00
10% offered a hourly rate of more than £71.00 £50.00 £45.00
UK excluding London average hourly rate £34.00 £35.00 £32.50
% change year-on-year
-2.85% +7.69%

JNI
Jobs Demand Trend

This chart provides the 3-month moving total of IT contractor jobs citing JNI within the UK as a proportion of the total demand within 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 19 September 2014.

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 14 Contract Locations

The table below looks at the demand and provides a guide to the average contractor rates quoted in IT jobs citing JNI within the UK over the 3 months to 19 September 2014. 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
(Use links below to see detailed
statistics and historical trends)
Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Average
Daily Rate
Last 3 Months
Average Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
England -3 19 £541 +27.35% 2
London +21 10 £589 +30.83%
South East - 8 £300 -
Woking - 4 - -
Surrey - 4 - -
City of London +29 3 £541 -1.59%
North East - - - - 2
West Yorkshire - - - -
Yorkshire - - - -
Essex - - - -
Newcastle upon Tyne - - - - 1
Tyne and Wear - - - - 1
East of England - - - -
Leeds - - - -

JNI
Top 30 Related IT Skills

For the 6 months to 19 September 2014, IT contractor jobs within the UK citing JNI also mentioned the following IT skills in order of popularity. The figures indicate the number of jobs and their proportion against the total number of contract IT job ads sampled that cited JNI.

1 21 (95.45%) Java
2 13 (59.09%) Linux
3 12 (54.55%) C++
4 11 (50.00%) XML
4 11 (50.00%) UNIX
4 11 (50.00%) Java SE
5 9 (40.91%) Android
5 9 (40.91%) Android Development
6 8 (36.36%) C#
6 8 (36.36%) SQL
7 7 (31.82%) Oracle
7 7 (31.82%) Sybase
7 7 (31.82%) WebLogic
7 7 (31.82%) XSLT
7 7 (31.82%) JMS
7 7 (31.82%) Adobe
7 7 (31.82%) Murex MxG2000
7 7 (31.82%) Murex
7 7 (31.82%) Foreign Exchange (FX)
7 7 (31.82%) Reuters
7 7 (31.82%) Bloomberg
7 7 (31.82%) Spring
7 7 (31.82%) Java EE
7 7 (31.82%) WebSphere
7 7 (31.82%) Front Office
7 7 (31.82%) Risk Management
7 7 (31.82%) Hibernate
7 7 (31.82%) Spring Integration
7 7 (31.82%) Murex Flex
8 6 (27.27%) Analytical Skills

JNI
Top Related IT Skills by Category

For the 6 months to 19 September 2014, IT contractor jobs within the UK citing JNI also mentioned the following IT skills grouped by category. The figures indicate the number of jobs and their proportion against the total number of contract IT job ads sampled that cited JNI. Up to 20 skills are shown per category.

Application Platforms
1 7 (31.82%) WebLogic
1 7 (31.82%) WebSphere
Business Applications
1 7 (31.82%) Murex MxG2000
2 1 (4.55%) ION MarketView
Communications & Networking
1 4 (18.18%) DVB
2 1 (4.55%) NFC
2 1 (4.55%) HTTP
2 1 (4.55%) TCP/IP
Development Applications
1 4 (18.18%) NetBeans
1 4 (18.18%) Subversion
2 2 (9.09%) Eclipse
3 1 (4.55%) Git (software)
General
1 7 (31.82%) Front Office
2 6 (27.27%) Finance
3 1 (4.55%) Banking
3 1 (4.55%) Multimedia
3 1 (4.55%) Investment Banking
Job Titles
1 17 (77.27%) Developer
2 8 (36.36%) Android Developer
2 8 (36.36%) Java Developer
3 5 (22.73%) Front Office Developer
3 5 (22.73%) Software Engineer
4 4 (18.18%) Design Engineer
4 4 (18.18%) Software Design Engineer
4 4 (18.18%) Java Software Engineer
5 2 (9.09%) Software Developer
6 1 (4.55%) Mobile Applications Developer
6 1 (4.55%) Mobile Developer
6 1 (4.55%) Senior Developer
6 1 (4.55%) Senior Java Developer
Libraries, Frameworks & Software Standards
1 11 (50.00%) XML
1 11 (50.00%) Java SE
2 7 (31.82%) XSLT
2 7 (31.82%) JMS
2 7 (31.82%) Spring
2 7 (31.82%) Java EE
2 7 (31.82%) Hibernate
2 7 (31.82%) Spring Integration
2 7 (31.82%) Murex Flex
3 5 (22.73%) HTML
3 5 (22.73%) Web Services
4 4 (18.18%) Swing
5 1 (4.55%) GStreamer
Miscellaneous
1 7 (31.82%) Foreign Exchange (FX)
2 6 (27.27%) Analytical Skills
3 5 (22.73%) Mathematics
4 4 (18.18%) IPTV
4 4 (18.18%) DTV
4 4 (18.18%) Embedded Systems
5 2 (9.09%) Mobile App
6 1 (4.55%) iPhone
6 1 (4.55%) Blackberry
6 1 (4.55%) Device Driver
6 1 (4.55%) Cryptography
6 1 (4.55%) Video Editing
Operating Systems
1 13 (59.09%) Linux
2 11 (50.00%) UNIX
3 9 (40.91%) Android
4 3 (13.64%) Apple iOS
Processes & Methodologies
1 9 (40.91%) Android Development
2 7 (31.82%) Risk Management
3 6 (27.27%) Software Engineering
4 4 (18.18%) OO
4 4 (18.18%) OOD
5 3 (13.64%) Strategic Management
6 2 (9.09%) Agile Software Development
6 2 (9.09%) Mobile Application Development
6 2 (9.09%) Mobile Device Management
7 1 (4.55%) Low Latency
7 1 (4.55%) iOS Development
7 1 (4.55%) Kalman Filter
7 1 (4.55%) Mentoring
7 1 (4.55%) Coaching
7 1 (4.55%) Multithreading
7 1 (4.55%) Electronic Trading
7 1 (4.55%) Image Processing
7 1 (4.55%) DRM
7 1 (4.55%) Scrum
Programming Languages
1 21 (95.45%) Java
2 12 (54.55%) C++
3 8 (36.36%) C#
3 8 (36.36%) SQL
4 6 (27.27%) C
5 2 (9.09%) Python
6 1 (4.55%) JavaScript
6 1 (4.55%) Objective-C
Qualifications
1 1 (4.55%) Security Cleared
1 1 (4.55%) Degree
Vendors
1 7 (31.82%) Oracle
1 7 (31.82%) Sybase
1 7 (31.82%) Adobe
1 7 (31.82%) Murex
1 7 (31.82%) Reuters
1 7 (31.82%) Bloomberg
2 4 (18.18%) Microsoft
3 2 (9.09%) Perforce
4 1 (4.55%) Symbian
4 1 (4.55%) ION Trading