The following table provides summary statistics for contract job vacancies advertised in England with a requirement for JNI skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited JNI over the 3 months to 24 March 2017 with a comparison to the same period in the previous 2 years.

Note that daily and hourly rates are treated separately in these statistics. When calculating contractor rate percentiles, daily rates are never derived from quoted hourly rates or vice versa.

3 months to
24 Mar 2017
Same period 2016 Same period 2015
Java Native Interface (JNI)
UK / England
Rank 556 614 584
Rank change year-on-year +58 -30  
Contract jobs citing JNI 27 3 19
As % of all contract IT jobs advertised in England 0.065% 0.006% 0.040%
As % of the Libraries, Frameworks & Software Standards category 0.20% 0.022% 0.15%
Number of daily rates quoted 15 1 13
Median daily rate £525 £450 £650
Median daily rate % change year-on-year +16.66% -30.76%  
UK excluding London median daily rate - - £356
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - - -

JNI is in the industry standards, technical specifications and software library and framework skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in England with a requirement for industry standards, technical specifications and software library and framework skills.

Contract Software Library & Framework Skills
England
Contract job vacancies with a requirement for industry standards, technical specifications and software library and framework skills 13203 13782 12955
As % of all contract IT job vacancies advertised in England 31.59% 28.21% 27.09%
Number of daily rates quoted 9163 9665 8511
Median daily rate £425 £410 £395
Median daily rate % change year-on-year +3.65% +3.79%  
90% offered a daily rate of more than £301 £300 £285
10% offered a daily rate of more than £575 £563 £550
UK excluding London median daily rate £375 £363 £350
% change year-on-year +3.44% +3.57%  
Number of hourly rates quoted 172 214 176
Median hourly rate £41.00 £38.75 £35.00
Median hourly rate % change year-on-year +5.80% +10.71%  
90% offered a hourly rate of more than £16.00 £13.40 £20.00
10% offered a hourly rate of more than £55.00 £57.00 £47.00
UK excluding London median hourly rate £40.00 £38.00 £36.00
% change year-on-year +5.26% +5.55%  

JNI
Job Vacancy Trend in England

The job posting trend of jobs advertised in England citing JNI as a proportion of all contract or permanent IT jobs with a match in the Libraries, Frameworks & Software Standards category.

Job vacancy trend for JNI in England

JNI
Contractor Daily Rate Trend in England

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

Contractor daily rate trend for JNI in England

JNI
Contractor Daily Rate Histogram in England

The daily rate distribution of IT jobs citing JNI in England over the 3 months to 24 March 2017.

Contractor daily rate histogram for JNI in England

JNI
Contractor Hourly Rate Trend in England

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

Contractor hourly rate trend for JNI in England

JNI
Contract Job Locations in England

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing JNI within the England region over the 3 months to 24 March 2017. 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 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
London +51 26 £525 +16.66% 3
North West - 1 - - 1
JNI
UK

JNI
Top 30 Related IT Skills in England

For the 6 months to 24 March 2017, 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 across the England region with a requirement for JNI.

1 35 (97.22%) C++
2 31 (86.11%) Java
3 26 (72.22%) C
4 25 (69.44%) Electronic Trading
5 24 (66.67%) Foreign Exchange (FX)
6 22 (61.11%) Multithreading
7 21 (58.33%) Low Latency
7 21 (58.33%) SDLC
7 21 (58.33%) Equities
8 20 (55.56%) Finance
8 20 (55.56%) Multithreaded Programming
9 19 (52.78%) ION Trading
10 16 (44.44%) Banking
11 13 (36.11%) ION MarketView
12 12 (33.33%) Degree
13 11 (30.56%) Computer Science
14 10 (27.78%) Investment Banking
14 10 (27.78%) C#
14 10 (27.78%) SQL
15 9 (25.00%) TIBCO
16 8 (22.22%) Fixed Income
16 8 (22.22%) Mathematics
17 7 (19.44%) Front Office
17 7 (19.44%) Oracle
18 6 (16.67%) Windows
18 6 (16.67%) OpenGL
18 6 (16.67%) Derivative
18 6 (16.67%) Android
18 6 (16.67%) Apple iOS
18 6 (16.67%) iOS SDK

JNI
Top Related IT Skills in England 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 (11.11%) WebLogic
1 4 (11.11%) WebSphere
2 3 (8.33%) Apache
2 3 (8.33%) DataSynapse
2 3 (8.33%) Oracle Coherence
Business Applications
1 13 (36.11%) ION MarketView
2 4 (11.11%) Murex MxG2000
Cloud Services
1 3 (8.33%) Amazon AWS
1 3 (8.33%) Google Cloud Platform
Database & Business Intelligence
1 4 (11.11%) KDB
2 1 (2.78%) NoSQL
Development Applications
1 6 (16.67%) Android Studio
1 6 (16.67%) Gradle
2 4 (11.11%) CocoaPods
2 4 (11.11%) Xcode
3 1 (2.78%) Maven
General
1 20 (55.56%) Finance
2 16 (44.44%) Banking
3 10 (27.78%) Investment Banking
4 7 (19.44%) Front Office
5 1 (2.78%) Financial Institution
5 1 (2.78%) Games
5 1 (2.78%) Telecoms
Job Titles
1 34 (94.44%) Developer
2 28 (77.78%) Java Developer
3 16 (44.44%) Electronic Trading Developer
3 16 (44.44%) Electronic Trading Java Developer
4 5 (13.89%) Low Latency Java Developer
5 4 (11.11%) Mobile Developer
6 3 (8.33%) C++ Developer
6 3 (8.33%) Cloud Developer
7 2 (5.56%) Android Developer
7 2 (5.56%) C++/Java Developer
7 2 (5.56%) Electronic Trading C++ Developer
7 2 (5.56%) iOS Android Developer
7 2 (5.56%) iOS Developer
7 2 (5.56%) Senior Developer
7 2 (5.56%) Senior Java Developer
8 1 (2.78%) C/C++ Developer
8 1 (2.78%) C++ Quantitative Developer
8 1 (2.78%) Front End Developer (Client-Side Developer)
8 1 (2.78%) Front End Java Developer (Client-Side Java Developer)
8 1 (2.78%) Java Quantitative Developer
Libraries, Frameworks & Software Standards
1 6 (16.67%) Android SDK
1 6 (16.67%) iOS SDK
1 6 (16.67%) OpenGL
2 5 (13.89%) Spring
3 4 (11.11%) FIX Protocol
3 4 (11.11%) Hibernate
3 4 (11.11%) Java EE
3 4 (11.11%) Java SE
3 4 (11.11%) JMS
3 4 (11.11%) Murex Flex
3 4 (11.11%) Rendezvous
3 4 (11.11%) Spring Integration
3 4 (11.11%) XML
3 4 (11.11%) XSLT
4 3 (8.33%) Guava
4 3 (8.33%) J2SE
4 3 (8.33%) Middleware
5 1 (2.78%) Android NDK
5 1 (2.78%) Swing
5 1 (2.78%) Unity (Game Engine)
Miscellaneous
1 24 (66.67%) Foreign Exchange (FX)
2 21 (58.33%) Equities
3 11 (30.56%) Computer Science
4 8 (22.22%) Fixed Income
5 6 (16.67%) Derivative
6 5 (13.89%) Algorithms
7 4 (11.11%) Augmented Reality
8 3 (8.33%) Fintech
9 1 (2.78%) CUDA
9 1 (2.78%) Digital Media
9 1 (2.78%) Market Risk
Operating Systems
1 6 (16.67%) Android
1 6 (16.67%) Apple iOS
1 6 (16.67%) Windows
2 4 (11.11%) Linux
2 4 (11.11%) Unix
Processes & Methodologies
1 25 (69.44%) Electronic Trading
2 22 (61.11%) Multithreading
3 21 (58.33%) Low Latency
3 21 (58.33%) SDLC
4 20 (55.56%) Multithreaded Programming
5 8 (22.22%) Mathematics
6 4 (11.11%) Algorithmic Trading
6 4 (11.11%) Android Development
6 4 (11.11%) Cross-Platform Development
6 4 (11.11%) High-Frequency Trading
6 4 (11.11%) iOS Development
6 4 (11.11%) Mobile Development
6 4 (11.11%) Risk Management
7 3 (8.33%) Data Management
8 2 (5.56%) Agile Software Development
8 2 (5.56%) OO
9 1 (2.78%) Business Transformation
9 1 (2.78%) Parallel Programming
9 1 (2.78%) Refactoring
Programming Languages
1 35 (97.22%) C++
2 31 (86.11%) Java
3 26 (72.22%) C
4 10 (27.78%) C#
4 10 (27.78%) SQL
5 4 (11.11%) Python
6 1 (2.78%) Objective-C
Qualifications
1 12 (33.33%) Degree
Quality Assurance & Compliance
1 4 (11.11%) MiFID
2 1 (2.78%) QA
Vendors
1 19 (52.78%) ION Trading
2 9 (25.00%) TIBCO
3 7 (19.44%) Oracle
4 4 (11.11%) Adobe
4 4 (11.11%) Bloomberg
4 4 (11.11%) Murex
4 4 (11.11%) Reuters
4 4 (11.11%) Sybase
5 3 (8.33%) Google
Warrington
Computer Futures
Rate: competitive
Posted: 7 days ago