The following table provides summary statistics for contract job vacancies advertised in the City of London with a requirement for STL skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited STL 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.

Standard Template Library (STL)
London / City of London
3 months to
29 Mar 2017
Same period 2016 Same period 2015
Rank 158 150 186
Rank change year-on-year -8 +36  
Contract jobs citing STL 4 9 5
As % of all contract IT jobs advertised in the City of London 0.13% 0.27% 0.098%
As % of the Libraries, Frameworks & Software Standards category 0.37% 0.82% 0.32%
Number of daily rates quoted 4 9 3
Median daily rate £675 £575 £600
Median daily rate % change year-on-year +17.39% -4.16%  
UK excluding London median daily rate £440 £370 £363
% change year-on-year +18.91% +2.06%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - £40.00 £39.50
% change year-on-year - +1.26%  

STL 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 the City of London with a requirement for industry standards, technical specifications and software library and framework skills.

Contract Software Library & Framework Skills
City of London
Contract job vacancies with a requirement for industry standards, technical specifications and software library and framework skills 1077 1104 1539
As % of all contract IT job vacancies advertised in the City of London 35.06% 32.61% 30.09%
Number of daily rates quoted 893 932 1232
Median daily rate £475 £473 £425
Median daily rate % change year-on-year +0.52% +11.17%  
90% offered a daily rate of more than £338 £325 £315
10% offered a daily rate of more than £625 £600 £575
UK excluding London median daily rate £375 £363 £350
% change year-on-year +3.44% +3.57%  
Number of hourly rates quoted 2 5 7
Median hourly rate £35.00 £55.00 £27.37
Median hourly rate % change year-on-year -36.36% +100.94%  
UK excluding London median hourly rate £41.00 £38.00 £36.00
% change year-on-year +7.89% +5.55%  

STL
Job Vacancy Trend in the City of London

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

Job vacancy trend for STL in the City of London

STL
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 STL in the City of London.

Contractor daily rate trend for STL in the City of London

STL
Contractor Daily Rate Histogram in the City of London

The daily rate distribution of IT jobs citing STL in the City of London over the 3 months to 29 March 2017.

Contractor daily rate histogram for STL in the City of London

STL
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 STL in the City of London.

Contractor hourly rate trend for STL in the City of London

For the 6 months to 29 March 2017, IT contractor jobs citing STL 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 STL.

1 14 (100.00%) C++
2 11 (78.57%) Boost C++ Libraries
3 10 (71.43%) Algorithms
3 10 (71.43%) Low Latency
4 9 (64.29%) Multithreading
4 9 (64.29%) Foreign Exchange (FX)
4 9 (64.29%) Risk Management
4 9 (64.29%) Software Engineering
4 9 (64.29%) Unix
5 8 (57.14%) Degree
5 8 (57.14%) Electronic Trading
5 8 (57.14%) High Availability
6 7 (50.00%) Banking
6 7 (50.00%) Multithreaded Programming
7 4 (28.57%) Algorithmic Trading
7 4 (28.57%) Linux
7 4 (28.57%) SQL
8 3 (21.43%) Front Office
9 2 (14.29%) Middleware
9 2 (14.29%) Market Risk
9 2 (14.29%) Finance
9 2 (14.29%) Oracle
9 2 (14.29%) Java
9 2 (14.29%) UML
9 2 (14.29%) CORBA
9 2 (14.29%) Python
9 2 (14.29%) N-Tier
9 2 (14.29%) Data Structures
10 1 (7.14%) Solace
10 1 (7.14%) Talarian

STL
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:

Database & Business Intelligence
1 1 (7.14%) SQL Server
General
1 7 (50.00%) Banking
2 3 (21.43%) Front Office
3 2 (14.29%) Finance
Job Titles
1 14 (100.00%) C++ Developer
1 14 (100.00%) Developer
2 7 (50.00%) Unix Developer
3 6 (42.86%) Low Latency C++ Developer
4 2 (14.29%) Electronic Trading C++ Developer
4 2 (14.29%) Electronic Trading Developer
5 1 (7.14%) E-Commerce Developer
5 1 (7.14%) Front Office C++ Developer
5 1 (7.14%) Front Office Developer
5 1 (7.14%) Real Time Developer
5 1 (7.14%) Senior C++ Developer
5 1 (7.14%) Senior Developer
Libraries, Frameworks & Software Standards
1 11 (78.57%) Boost C++ Libraries
2 2 (14.29%) CORBA
2 2 (14.29%) Middleware
Miscellaneous
1 10 (71.43%) Algorithms
2 9 (64.29%) Foreign Exchange (FX)
3 2 (14.29%) Data Structures
3 2 (14.29%) Market Risk
3 2 (14.29%) N-Tier
4 1 (7.14%) Computer Science
4 1 (7.14%) Derivative
Operating Systems
1 9 (64.29%) Unix
2 4 (28.57%) Linux
3 1 (7.14%) Windows
Processes & Methodologies
1 10 (71.43%) Low Latency
2 9 (64.29%) Multithreading
2 9 (64.29%) Risk Management
2 9 (64.29%) Software Engineering
3 8 (57.14%) Electronic Trading
3 8 (57.14%) High Availability
4 7 (50.00%) Multithreaded Programming
5 4 (28.57%) Algorithmic Trading
6 2 (14.29%) UML
7 1 (7.14%) Agile Software Development
7 1 (7.14%) E-Commerce
7 1 (7.14%) OOP
7 1 (7.14%) Process Management
7 1 (7.14%) TDD
Programming Languages
1 14 (100.00%) C++
2 4 (28.57%) SQL
3 2 (14.29%) Java
3 2 (14.29%) Python
4 1 (7.14%) Shell Script
Qualifications
1 8 (57.14%) Degree
Quality Assurance & Compliance
1 1 (7.14%) MiFID
Vendors
1 2 (14.29%) Oracle
2 1 (7.14%) Cognizant
2 1 (7.14%) Solace
2 1 (7.14%) Talarian
2 1 (7.14%) TIBCO