Period
to 24 November 2017

The following table provides summary statistics for contract job vacancies advertised in the City of 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 6 months to 24 November 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
Central London > City of London
6 months to
24 Nov 2017
Same period 2016 Same period 2015
Rank 238 232 266
Rank change year-on-year -6 +34 +25
Contract jobs citing OpenGL 3 8 5
As % of all contract IT jobs advertised in the City of London 0.042% 0.12% 0.055%
As % of the Libraries, Frameworks & Software Standards category 0.11% 0.33% 0.18%
Number of daily rates quoted 3 7 5
City of London median daily rate £418 £425 £525
Median daily rate % change year-on-year -1.76% -19.05% +2.44%
10th Percentile £292 £328 £475
90th Percentile £426 £480 £563
Central London median daily rate £418 £425 £525
% change year-on-year -1.76% -19.05% +2.44%
Number of hourly rates quoted 0 0 0
City of London median hourly rate - - -
Central London median hourly rate - - -

OpenGL is in the Software Libraries and Frameworks category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in the City of London with a requirement for technical specification, industry standards, software libraries and framework skills.

All Software Libraries and Frameworks
City of London
Contract vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 2704 2392 2820
As % of all contract IT jobs advertised in the City of London 37.81% 35.88% 31.03%
Number of daily rates quoted 2277 2021 2329
City of London median daily rate £513 £475 £475
Median daily rate % change year-on-year +7.89% - +5.56%
10th Percentile £363 £325 £313
90th Percentile £675 £650 £638
Central London median daily rate £500 £475 £463
% change year-on-year +5.26% +2.70% +8.82%
Number of hourly rates quoted 10 4 14
City of London median hourly rate £22.99 £35.00 £38.75
Median hourly rate % change year-on-year -34.31% -9.68% +29.17%
10th Percentile £20.28 £19.00 £12.40
90th Percentile £33.75 £56.31 £66.25
Central London median hourly rate £21.50 £35.00 £38.75
% change year-on-year -38.57% -9.68% +29.17%

OpenGL
Job Vacancy Trend in the City of London

Job postings citing OpenGL as a percentage of all IT jobs advertised in the City of London.

Job vacancy trend for OpenGL in the City of London

OpenGL
Contractor Daily Rate Trend in the City of London

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

Contractor daily rate trend for OpenGL in the City of London

OpenGL
Contractor Daily Rate Histogram in the City of London

The daily rate distribution of IT jobs citing OpenGL in the City of London over the 6 months to 24 November 2017.

Contractor daily rate histogram for OpenGL in the City of London

OpenGL
Contractor Hourly Rate Trend in the City of London

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

Contractor hourly rate trend for OpenGL in the City of London

For the 6 months to 24 November 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 City of London region with a requirement for OpenGL.

1 2 (66.67%) Publishing
1 2 (66.67%) Linux
1 2 (66.67%) C++
1 2 (66.67%) Unity (Game Engine)
2 1 (33.33%) Apple Swift
2 1 (33.33%) C#
2 1 (33.33%) WPF
2 1 (33.33%) Apple iOS
2 1 (33.33%) Mobile App
2 1 (33.33%) HTML
2 1 (33.33%) .NET
2 1 (33.33%) CSS
2 1 (33.33%) Objective-C

OpenGL
Co-occurring IT Skills in the City of 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:

General
1 2 (66.67%) Publishing
Job Titles
1 3 (100.00%) Developer
2 2 (66.67%) C++ Developer
3 1 (33.33%) C# Developer
3 1 (33.33%) C# Software Developer
3 1 (33.33%) C# WPF Developer
3 1 (33.33%) Software Developer
3 1 (33.33%) WPF Developer
Libraries, Frameworks & Software Standards
1 2 (66.67%) Unity (Game Engine)
2 1 (33.33%) .NET
2 1 (33.33%) CSS
2 1 (33.33%) HTML
2 1 (33.33%) WPF
Miscellaneous
1 1 (33.33%) Mobile App
Operating Systems
1 2 (66.67%) Linux
2 1 (33.33%) Apple iOS
Programming Languages
1 2 (66.67%) C++
2 1 (33.33%) Apple Swift
2 1 (33.33%) C#
2 1 (33.33%) Objective-C