The following table provides summary statistics for contract job vacancies advertised in London with a requirement for OpenGL skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited OpenGL over the 3 months to 29 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.

OpenGL
England / London
3 months to
29 Mar 2017
Same period 2016 Same period 2015
Rank 396 413 395
Rank change year-on-year +17 -18  
Contract jobs citing OpenGL 12 26 11
As % of all contract IT jobs advertised in London 0.061% 0.12% 0.052%
As % of the Libraries, Frameworks & Software Standards category 0.18% 0.36% 0.17%
Number of daily rates quoted 7 24 5
Median daily rate £450 £475 £350
Median daily rate % change year-on-year -5.26% +35.71%  
90% offered a daily rate of more than £430 £420 £310
10% offered a daily rate of more than £520 £500 £515
UK excluding London median daily rate £358 £325 £310
% change year-on-year +10.00% +4.83%  
Number of hourly rates quoted 4 0 2
Median hourly rate £46.25 - £35.00
UK excluding London median hourly rate £45.00 £40.00 £37.62
% change year-on-year +12.50% +6.32%  

OpenGL 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 London with a requirement for industry standards, technical specifications and software library and framework skills.

Contract Software Library & Framework Skills
London
Contract job vacancies with a requirement for industry standards, technical specifications and software library and framework skills 6798 7159 6427
As % of all contract IT job vacancies advertised in London 34.75% 31.90% 30.20%
Number of daily rates quoted 5065 5371 4647
Median daily rate £475 £450 £425
Median daily rate % change year-on-year +5.55% +5.88%  
90% offered a daily rate of more than £345 £325 £310
10% offered a daily rate of more than £613 £600 £575
UK excluding London median daily rate £375 £363 £350
% change year-on-year +3.44% +3.57%  
Number of hourly rates quoted 49 28 27
Median hourly rate £47.50 £50.00 £27.37
Median hourly rate % change year-on-year -5.00% +82.68%  
90% offered a hourly rate of more than £17.01 £21.37 £20.00
10% offered a hourly rate of more than £100.00 £55.00 £55.00
UK excluding London median hourly rate £41.00 £38.00 £36.00
% change year-on-year +7.89% +5.55%  

OpenGL
Job Vacancy Trend in London

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

Job vacancy trend for OpenGL in London

OpenGL
Contractor Daily Rate Trend in London

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

Contractor daily rate trend for OpenGL in London

OpenGL
Contractor Hourly Rate Trend in London

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

Contractor hourly rate trend for OpenGL in London

OpenGL
Contract Job Locations in London

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing OpenGL within the London region over the 3 months to 29 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
City of London -8 1 £475 -5.00% 1
OpenGL
England

For the 6 months to 29 March 2017, IT contractor jobs citing OpenGL 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 London region with a requirement for OpenGL.

1 29 (93.55%) C++
2 16 (51.61%) Linux
3 15 (48.39%) Open Source
4 14 (45.16%) Android
4 14 (45.16%) Agile Software Development
5 12 (38.71%) TDD
5 12 (38.71%) Qt
5 12 (38.71%) Android Development
6 11 (35.48%) Augmented Reality
6 11 (35.48%) Degree
6 11 (35.48%) QA
6 11 (35.48%) Continuous Improvement
6 11 (35.48%) Pair Programming
7 9 (29.03%) C
8 8 (25.81%) Software Engineering
8 8 (25.81%) Apple iOS
9 7 (22.58%) iOS Development
10 6 (19.35%) Mobile Development
10 6 (19.35%) Embedded Systems
10 6 (19.35%) Android SDK
10 6 (19.35%) Python
11 5 (16.13%) Internet
11 5 (16.13%) Software Testing
11 5 (16.13%) JNI
11 5 (16.13%) Electronics
11 5 (16.13%) OpenGL ES
11 5 (16.13%) Gradle
11 5 (16.13%) Embedded Software Development
11 5 (16.13%) GLSL
11 5 (16.13%) iOS SDK

OpenGL
Co-occurring IT Skills in London 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:

Communications & Networking
1 5 (16.13%) Internet
Database & Business Intelligence
1 1 (3.23%) SQLite
Development Applications
1 5 (16.13%) Android Studio
1 5 (16.13%) Gradle
2 4 (12.90%) Xcode
3 3 (9.68%) CocoaPods
3 3 (9.68%) Visual Studio
4 1 (3.23%) Bugzilla
4 1 (3.23%) Git (software)
4 1 (3.23%) Qt Creator
General
1 5 (16.13%) Electronics
2 3 (9.68%) Games
Job Titles
1 24 (77.42%) Developer
2 15 (48.39%) C++ Developer
3 6 (19.35%) Android Developer
4 5 (16.13%) Agile Developer
4 5 (16.13%) C++ GUI Developer
4 5 (16.13%) GUI Developer
4 5 (16.13%) Mobile Developer
5 4 (12.90%) Qt Developer
6 3 (9.68%) Android Engineer
7 2 (6.45%) Graphics Developer
7 2 (6.45%) iOS Android Developer
7 2 (6.45%) iOS Developer
7 2 (6.45%) Software Engineer
8 1 (3.23%) 3D Developer
8 1 (3.23%) Android Software Engineer
8 1 (3.23%) C++ Software Developer
8 1 (3.23%) Computer Vision Engineer
8 1 (3.23%) iOS Software Engineer
8 1 (3.23%) Senior Software Developer
8 1 (3.23%) Unity 3D Developer
Libraries, Frameworks & Software Standards
1 12 (38.71%) Qt
2 6 (19.35%) Android SDK
3 5 (16.13%) iOS SDK
3 5 (16.13%) JNI
3 5 (16.13%) OpenGL ES
4 3 (9.68%) Android NDK
4 3 (9.68%) OpenCL
4 3 (9.68%) OpenCV
5 2 (6.45%) DirectX
5 2 (6.45%) Renderscript
5 2 (6.45%) Unity (Game Engine)
6 1 (3.23%) .NET
6 1 (3.23%) Node.js
6 1 (3.23%) Unreal Engine
6 1 (3.23%) XML
Miscellaneous
1 11 (35.48%) Augmented Reality
2 6 (19.35%) Embedded Systems
3 4 (12.90%) Algorithms
4 1 (3.23%) 3D Graphics
4 1 (3.23%) HTC Vive
4 1 (3.23%) iPhone
4 1 (3.23%) Oculus Rift
4 1 (3.23%) Video on Demand
Operating Systems
1 16 (51.61%) Linux
2 14 (45.16%) Android
3 8 (25.81%) Apple iOS
4 3 (9.68%) Tizen
4 3 (9.68%) Windows
Processes & Methodologies
1 15 (48.39%) Open Source
2 14 (45.16%) Agile Software Development
3 12 (38.71%) Android Development
3 12 (38.71%) TDD
4 11 (35.48%) Continuous Improvement
4 11 (35.48%) Pair Programming
5 8 (25.81%) Software Engineering
6 7 (22.58%) iOS Development
7 6 (19.35%) Mobile Development
8 5 (16.13%) Embedded Software Development
8 5 (16.13%) Software Testing
9 3 (9.68%) Computer Vision
9 3 (9.68%) Cross-Platform Development
10 2 (6.45%) Game Development
10 2 (6.45%) Parallel Computing
11 1 (3.23%) B2B
11 1 (3.23%) Image Processing
11 1 (3.23%) Multithreading
11 1 (3.23%) OO
11 1 (3.23%) Unit Testing
Programming Languages
1 29 (93.55%) C++
2 9 (29.03%) C
3 6 (19.35%) Python
4 5 (16.13%) GLSL
5 2 (6.45%) Java
6 1 (3.23%) C#
6 1 (3.23%) Lua
6 1 (3.23%) Objective-C
6 1 (3.23%) SQL
Qualifications
1 11 (35.48%) Degree
Quality Assurance & Compliance
1 11 (35.48%) QA
Vendors
1 2 (6.45%) Google
London
Square One Resources
Rate: From £150 to £200 per day
Posted: Yesterday