Period
to 19 November 2017

The median contractor rate for a C Developer was £500 per day in advertised job vacancies in London during the 6 months to 19 November 2017.

The first table below provides contractor rate benchmarking and summary statistics including a comparison to 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.

C Developer
England > London
6 months to
19 Nov 2017
Same period 2016 Same period 2015
Rank 613 587 556
Rank change year-on-year -26 -31 +25
Contract jobs requiring a C Developer 21 20 46
As % of all contract IT jobs advertised in London 0.045% 0.045% 0.098%
As % of the Job Titles category 0.048% 0.047% 0.10%
Number of daily rates quoted 12 13 26
London median daily rate £500 £500 £475
Median daily rate % change year-on-year - +5.26% +11.76%
10th Percentile £428 £347 £325
90th Percentile £625 £550 £1,000
England median daily rate £450 £325 £392
% change year-on-year +38.46% -17.14% +18.86%
Number of hourly rates quoted 1 0 0
London median hourly rate £38.50 - -
England median hourly rate £42.50 £41.50 £35.00
% change year-on-year +2.41% +18.57% +7.69%

The following table is for comparison with the above and includes summary statistics for all contract IT job vacancies advertised in London. Most job vacancies include a discernible job title that can be normalized. As such, the figures in the second row provide an indication of the number of contract jobs in our overall sample.

All Contract IT Job Vacancies
London
Contract vacancies in London with a recognized job title 43845 42658 44659
% of contract IT jobs with a recognized job title 94.85% 95.00% 94.97%
Number of daily rates quoted 31743 30364 31460
London median daily rate £493 £460 £450
Median daily rate % change year-on-year +7.07% +2.22% +5.88%
10th Percentile £300 £288 £268
90th Percentile £663 £638 £638
England median daily rate £450 £425 £413
% change year-on-year +5.88% +3.03% +3.13%
Number of hourly rates quoted 544 553 695
London median hourly rate £20.00 £19.62 £19.00
Median hourly rate % change year-on-year +1.96% +3.24% +8.57%
10th Percentile £12.15 £11.50 £11.25
90th Percentile £47.83 £50.00 £47.83
England median hourly rate £18.63 £18.50 £18.00
% change year-on-year +0.68% +2.78% +9.09%

C Developer
Job Vacancy Trend in London

Job postings that featured C Developer in the job title as a percentage of all IT jobs advertised in London.

Job vacancy trend for C Developer in London

C Developer
Contractor Daily Rate Trend in London

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

Contractor daily rate trend for C Developer in London

C Developer
Contractor Daily Rate Histogram in London

The daily rate distribution of IT jobs citing C Developer in London over the 6 months to 19 November 2017.

Contractor daily rate histogram for C Developer in London

C Developer
Contractor Hourly Rate Trend in London

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

Contractor hourly rate trend for C Developer in London

C Developer
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 C Developer within the London region over the 6 months to 19 November 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
Central London -8 4 £500 +29.03% 1
South London - 3 £588 - 1
West London -10 1 £450 +25.87% 1
C Developer
England

C Developer Skill Set
Top 30 Co-occurring IT Skills in London

For the 6 months to 19 November 2017, C Developer contract jobs required the following IT skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the London region featuring C Developer in the job title.

1 21 (100.00%) C
2 16 (76.19%) C++
3 13 (61.90%) Linux
4 9 (42.86%) Python
5 8 (38.10%) Boost C++ Libraries
6 7 (33.33%) Finance
7 6 (28.57%) Perl
7 6 (28.57%) Red Hat
7 6 (28.57%) CentOS
7 6 (28.57%) System Testing
7 6 (28.57%) Bash Shell
7 6 (28.57%) Low Latency
7 6 (28.57%) SDLC
7 6 (28.57%) Analytical Skills
7 6 (28.57%) Greenfield Project
8 5 (23.81%) Computer Science Degree
8 5 (23.81%) High-Frequency Trading
8 5 (23.81%) Degree
8 5 (23.81%) Computer Science
9 4 (19.05%) Banking
10 3 (14.29%) Embedded C
10 3 (14.29%) Oracle
10 3 (14.29%) Multithreading
11 2 (9.52%) Git (software)
11 2 (9.52%) RESTful
11 2 (9.52%) VMware Infrastructure
11 2 (9.52%) KVM
11 2 (9.52%) Ansible
11 2 (9.52%) Embedded Systems
11 2 (9.52%) FIX Protocol

C Developer Skill Set
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:

Application Platforms
1 1 (4.76%) IBM HTTP Server
1 1 (4.76%) SharePoint
Cloud Services
1 1 (4.76%) Microsoft Azure
1 1 (4.76%) Office 365
Communications & Networking
1 1 (4.76%) 3G
1 1 (4.76%) 4G
1 1 (4.76%) GSM
1 1 (4.76%) HTTP
1 1 (4.76%) OpenFlow
Database & Business Intelligence
1 1 (4.76%) DB2
Development Applications
1 2 (9.52%) Git (software)
2 1 (4.76%) Gerrit
2 1 (4.76%) JIRA
2 1 (4.76%) Subversion
General
1 7 (33.33%) Finance
2 4 (19.05%) Banking
3 1 (4.76%) Aerospace
3 1 (4.76%) Telecoms
Libraries, Frameworks & Software Standards
1 8 (38.10%) Boost C++ Libraries
2 2 (9.52%) .NET
2 2 (9.52%) FIX Protocol
2 2 (9.52%) RESTful
3 1 (4.76%) GStreamer
3 1 (4.76%) HTML
3 1 (4.76%) JSON
3 1 (4.76%) Middleware
3 1 (4.76%) Web Services
Miscellaneous
1 6 (28.57%) Analytical Skills
1 6 (28.57%) Greenfield Project
2 5 (23.81%) Computer Science
3 2 (9.52%) Device Driver
3 2 (9.52%) Embedded Systems
4 1 (4.76%) Digital TV
4 1 (4.76%) Fixed Income
4 1 (4.76%) STB
4 1 (4.76%) User Experience
4 1 (4.76%) Virtual Team
Operating Systems
1 13 (61.90%) Linux
2 6 (28.57%) CentOS
3 1 (4.76%) AIX
3 1 (4.76%) Embedded Linux
3 1 (4.76%) Unix
Processes & Methodologies
1 6 (28.57%) Low Latency
1 6 (28.57%) SDLC
1 6 (28.57%) System Testing
2 5 (23.81%) High-Frequency Trading
3 3 (14.29%) Multithreading
4 2 (9.52%) Agile Software Development
4 2 (9.52%) OO
4 2 (9.52%) Software Engineering
5 1 (4.76%) API Development
5 1 (4.76%) Change Management
5 1 (4.76%) Device Driver Development
5 1 (4.76%) Embedded Software Development
5 1 (4.76%) Functional Testing
5 1 (4.76%) Mathematics
5 1 (4.76%) Non-Functional Testing
5 1 (4.76%) OOP
5 1 (4.76%) Scrum
5 1 (4.76%) Software Architecture
5 1 (4.76%) Stakeholder Management
5 1 (4.76%) Visualisation
Programming Languages
1 21 (100.00%) C
2 16 (76.19%) C++
3 9 (42.86%) Python
4 6 (28.57%) Bash Shell
4 6 (28.57%) Perl
5 3 (14.29%) Embedded C
6 2 (9.52%) C#
6 2 (9.52%) Java
7 1 (4.76%) Assembly Language
7 1 (4.76%) Shell Script
7 1 (4.76%) SQL
Qualifications
1 5 (23.81%) Computer Science Degree
1 5 (23.81%) Degree
2 1 (4.76%) Security Cleared
System Software
1 2 (9.52%) KVM
1 2 (9.52%) VMware Infrastructure
2 1 (4.76%) Firmware
Systems Management
1 2 (9.52%) Ansible
2 1 (4.76%) Opscode Chef
2 1 (4.76%) Puppet
Vendors
1 6 (28.57%) Red Hat
2 3 (14.29%) Oracle
3 2 (9.52%) VMware
4 1 (4.76%) Caplin
4 1 (4.76%) Microsoft