The following table provides summary statistics for contract job vacancies advertised in Belfast with a requirement for C skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited C over the 3 months to 23 June 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.

C
County Antrim / Belfast
3 months to
23 Jun 2017
Same period 2016 Same period 2015
Rank 46 - 21
Rank change year-on-year - 0  
Contract jobs citing C 16 0 2
As % of all contract IT jobs advertised in Belfast 4.92% - 2.44%
As % of the Programming Languages category 5.84% - 4.00%
Number of daily rates quoted 16 0 0
Median daily rate £413 - -
UK excluding London median daily rate £413 £385 £350
% change year-on-year +7.14% +10.00%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £42.50 £40.00 £37.50
% change year-on-year +6.25% +6.66%  

C is in the programming language skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Belfast with a requirement for programming language skills.

Contract Programming Language Skills
Belfast
Contract job vacancies with a requirement for programming language skills 274 31 50
As % of all contract IT job vacancies advertised in Belfast 84.31% 36.90% 60.98%
Number of daily rates quoted 236 12 25
Median daily rate £413 £401 £363
Median daily rate % change year-on-year +2.99% +10.48%  
90% offered a daily rate of more than £289 £300 £160
10% offered a daily rate of more than £475 £453 £463
UK excluding London median daily rate £400 £375 £350
% change year-on-year +6.66% +7.14%  
Number of hourly rates quoted 1 0 2
Median hourly rate £22.50 - £32.00
UK excluding London median hourly rate £42.50 £37.50 £36.50
% change year-on-year +13.33% +2.73%  

C
Job Vacancy Trend in Belfast

The job posting trend of jobs advertised in Belfast citing C as a proportion of all contract or permanent IT jobs with a match in the Programming Languages category.

Job vacancy trend for C in Belfast

C
Contractor Daily Rate Trend in Belfast

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

Contractor daily rate trend for C in Belfast

C
Contractor Daily Rate Histogram in Belfast

The daily rate distribution of IT jobs citing C in Belfast over the 3 months to 23 June 2017.

Contractor daily rate histogram for C in Belfast

C
Contractor Hourly Rate Trend in Belfast

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

Contractor hourly rate trend for C in Belfast

For the 6 months to 23 June 2017, IT contractor jobs citing C 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 Belfast region with a requirement for C.

1 20 (86.96%) C++
2 16 (69.57%) Visual Studio
2 16 (69.57%) Unit Testing
3 15 (65.22%) Finance
4 12 (52.17%) SQL
5 11 (47.83%) SQL Server
6 10 (43.48%) Windows
7 8 (34.78%) C#
7 8 (34.78%) .NET
8 7 (30.43%) TCP/IP
9 6 (26.09%) SOA
9 6 (26.09%) Perforce
9 6 (26.09%) Equities
9 6 (26.09%) Front Office
9 6 (26.09%) Risk Management
9 6 (26.09%) T-SQL
9 6 (26.09%) Web Services
9 6 (26.09%) XML
9 6 (26.09%) NUnit
9 6 (26.09%) Google
9 6 (26.09%) Requirements Analysis
9 6 (26.09%) .NET Remoting
9 6 (26.09%) .NET Framework
9 6 (26.09%) JSON
9 6 (26.09%) JIRA
9 6 (26.09%) WCF
9 6 (26.09%) CppUnit
9 6 (26.09%) REST
9 6 (26.09%) Bitbucket
9 6 (26.09%) Protocol Buffers

C
Co-occurring IT Skills in Belfast 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:

Applications
1 1 (4.35%) Microsoft Excel
Communications & Networking
1 7 (30.43%) TCP/IP
2 2 (8.70%) Wireless
Database & Business Intelligence
1 11 (47.83%) SQL Server
Development Applications
1 16 (69.57%) Visual Studio
2 6 (26.09%) Bitbucket
2 6 (26.09%) CppUnit
2 6 (26.09%) JIRA
2 6 (26.09%) NUnit
3 2 (8.70%) Jenkins
General
1 15 (65.22%) Finance
2 6 (26.09%) Front Office
3 5 (21.74%) Banking
4 2 (8.70%) Electronics
4 2 (8.70%) Manufacturing
4 2 (8.70%) Telecoms
Job Titles
1 13 (56.52%) Developer
2 10 (43.48%) C++ Developer
3 6 (26.09%) C# Developer
3 6 (26.09%) Senior C# Developer
3 6 (26.09%) Senior Developer
4 5 (21.74%) C++ Software Engineer
4 5 (21.74%) C++/C# Developer
4 5 (21.74%) Senior C++ Developer
4 5 (21.74%) Software Engineer
5 4 (17.39%) Embedded Engineer
6 2 (8.70%) C Developer
6 2 (8.70%) Embedded C Developer
6 2 (8.70%) Embedded Developer
6 2 (8.70%) Software Test Engineer
6 2 (8.70%) Test Engineer
7 1 (4.35%) Project Manager
7 1 (4.35%) Senior C++ Software Engineer
7 1 (4.35%) Senior Software Engineer
Libraries, Frameworks & Software Standards
1 8 (34.78%) .NET
2 6 (26.09%) .NET Framework
2 6 (26.09%) .NET Remoting
2 6 (26.09%) JSON
2 6 (26.09%) Protocol Buffers
2 6 (26.09%) REST
2 6 (26.09%) WCF
2 6 (26.09%) Web Services
2 6 (26.09%) XML
3 5 (21.74%) Boost C++ Libraries
3 5 (21.74%) STL
Miscellaneous
1 6 (26.09%) Equities
2 3 (13.04%) Analytical Skills
3 2 (8.70%) Embedded Systems
Operating Systems
1 10 (43.48%) Windows
Processes & Methodologies
1 16 (69.57%) Unit Testing
2 6 (26.09%) Issue Tracking
2 6 (26.09%) Requirements Analysis
2 6 (26.09%) Risk Management
2 6 (26.09%) SOA
3 5 (21.74%) Electronic Trading
3 5 (21.74%) Multithreading
3 5 (21.74%) Process Improvement
3 5 (21.74%) Software Engineering
4 4 (17.39%) UML
5 3 (13.04%) Agile Software Development
6 2 (8.70%) Configuration Management
6 2 (8.70%) Manual Testing
6 2 (8.70%) Mathematics
6 2 (8.70%) SDLC
6 2 (8.70%) Test Scripting
7 1 (4.35%) Analytics
Programming Languages
1 20 (86.96%) C++
2 12 (52.17%) SQL
3 8 (34.78%) C#
4 6 (26.09%) C++/CLI
4 6 (26.09%) T-SQL
5 2 (8.70%) Embedded C
5 2 (8.70%) Python
6 1 (4.35%) Java
6 1 (4.35%) JavaScript
6 1 (4.35%) VBA
6 1 (4.35%) VC++
Qualifications
1 2 (8.70%) Degree
Quality Assurance & Compliance
1 2 (8.70%) MISRA
System Software
1 2 (8.70%) Firmware
Vendors
1 6 (26.09%) Google
1 6 (26.09%) Perforce
2 1 (4.35%) Sybase