The following table provides summary statistics for contract job vacancies advertised in London 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 26 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
England / London
3 months to
26 Jun 2017
Same period 2016 Same period 2015
Rank 183 165 193
Rank change year-on-year -18 +28  
Contract jobs citing C 289 319 289
As % of all contract IT jobs advertised in London 1.39% 1.49% 1.24%
As % of the Programming Languages category 2.91% 3.43% 2.95%
Number of daily rates quoted 194 217 213
Median daily rate £481 £450 £450
Median daily rate % change year-on-year +6.94% -  
90% offered a daily rate of more than £370 £320 £281
10% offered a daily rate of more than £625 £635 £625
UK excluding London median daily rate £413 £388 £350
% change year-on-year +6.45% +10.71%  
Number of hourly rates quoted 7 15 6
Median hourly rate £37.50 £15.25 £36.25
Median hourly rate % change year-on-year +145.90% -57.93%  
90% offered a hourly rate of more than £32.50 £10.50 £15.18
10% offered a hourly rate of more than £42.00 £40.00 £41.50
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 London with a requirement for programming language skills.

Contract Programming Language Skills
London
Contract job vacancies with a requirement for programming language skills 9922 9312 9808
As % of all contract IT job vacancies advertised in London 47.80% 43.56% 42.02%
Number of daily rates quoted 7337 7103 7184
Median daily rate £500 £475 £450
Median daily rate % change year-on-year +5.26% +5.55%  
90% offered a daily rate of more than £350 £325 £310
10% offered a daily rate of more than £650 £625 £625
UK excluding London median daily rate £400 £375 £350
% change year-on-year +6.66% +7.14%  
Number of hourly rates quoted 76 39 83
Median hourly rate £32.50 £40.00 £35.00
Median hourly rate % change year-on-year -18.75% +14.28%  
90% offered a hourly rate of more than £19.82 £14.95 £18.00
10% offered a hourly rate of more than £47.83 £113.00 £52.55
UK excluding London median hourly rate £42.50 £37.50 £37.00
% change year-on-year +13.33% +1.35%  

C
Job Vacancy Trend in London

The job posting trend of jobs advertised in London 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 London

C
Contractor Daily Rate Trend in London

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

Contractor daily rate trend for C in London

C
Contractor Daily Rate Histogram in London

The daily rate distribution of IT jobs citing C in London over the 3 months to 26 June 2017.

Contractor daily rate histogram for C in London

C
Contractor Hourly Rate Trend in London

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

Contractor hourly rate trend for C in London

C
Contractor Hourly Rate Histogram in London

The hourly rate distribution of IT jobs citing C in London over the 3 months to 26 June 2017.

Contractor hourly rate histogram for C in London

C
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 within the London region over the 3 months to 26 June 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 +2 39 £525 +23.52% 18
Heathrow 0 7 £370 +9.62%
Croydon +2 4 £400 -23.80%
Bromley +7 3 £520 +22.35%
South Croydon - 3 - -
Canary Wharf - 3 £750 -
Uxbridge -3 2 £300 -
Brentford - 2 - -
Feltham - 2 £425 -
Docklands, London 0 1 £600 +105.12%
West End of London - 1 £275 - 3
Kingston Upon Thames - 1 - - 1
Orpington - 1 - -
C
England

For the 6 months to 26 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 London region with a requirement for C.

1 219 (32.64%) C++
2 212 (31.59%) Java
3 179 (26.68%) Finance
4 175 (26.08%) Linux
5 147 (21.91%) SQL
6 122 (18.18%) Windows
7 120 (17.88%) Agile Software Development
8 113 (16.84%) Python
9 106 (15.80%) Banking
10 101 (15.05%) Security Cleared
11 90 (13.41%) C#
12 86 (12.82%) Unix
12 86 (12.82%) Degree
13 81 (12.07%) Perl
13 81 (12.07%) SDLC
14 78 (11.62%) Microsoft
15 69 (10.28%) Oracle
16 64 (9.54%) Software Engineering
16 64 (9.54%) SC Cleared
17 58 (8.64%) Project Management
18 57 (8.49%) Analytical Skills
19 55 (8.20%) Multithreading
20 54 (8.05%) Low Latency
20 54 (8.05%) Greenfield Project
21 51 (7.60%) Computer Science
22 49 (7.30%) JavaScript
23 48 (7.15%) TDD
24 47 (7.00%) Foreign Exchange (FX)
25 46 (6.86%) .NET
26 45 (6.71%) ITIL

C
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 25 (3.73%) Apache
2 21 (3.13%) WebSphere
3 17 (2.53%) SharePoint
4 14 (2.09%) CMS
4 14 (2.09%) Skype for Business
5 13 (1.94%) Tomcat
5 13 (1.94%) WebLogic
6 8 (1.19%) Confluence
6 8 (1.19%) Elasticsearch
6 8 (1.19%) IIS
6 8 (1.19%) Oracle SOA Suite
7 7 (1.04%) Apache Spark
8 5 (0.75%) Cloud Foundry
8 5 (0.75%) nginx
9 4 (0.60%) Apache Pig
9 4 (0.60%) MS Exchange
9 4 (0.60%) Oracle Self-Service HR
10 3 (0.45%) Exchange Server 2013
10 3 (0.45%) Oracle Workflow
10 3 (0.45%) Sitecore CMS
Applications
1 29 (4.32%) Microsoft Office
2 23 (3.43%) Microsoft Excel
3 13 (1.94%) Microsoft PowerPoint
3 13 (1.94%) Microsoft Project
4 7 (1.04%) MS Visio
5 3 (0.45%) Adobe Creative Suite
6 1 (0.15%) AutoCAD
6 1 (0.15%) Doxygen
6 1 (0.15%) Maya
6 1 (0.15%) OrCAD
6 1 (0.15%) Photoshop
Business Applications
1 13 (1.94%) ION MarketView
2 12 (1.79%) Oracle iRecruitment
3 11 (1.64%) Dynamics NAV
4 6 (0.89%) Oracle EBS
5 5 (0.75%) Endur
6 4 (0.60%) Oracle Payroll
7 3 (0.45%) Eloqua
7 3 (0.45%) Summit
8 2 (0.30%) Oracle BPM
8 2 (0.30%) Oracle ERP
8 2 (0.30%) Oracle Payables
8 2 (0.30%) Sage X3
8 2 (0.30%) SAP HCM
9 1 (0.15%) Dynamics CRM
9 1 (0.15%) Oracle Financials
9 1 (0.15%) Oracle HRMS
9 1 (0.15%) RMDS
9 1 (0.15%) SAP Oil and Gas
9 1 (0.15%) Sonata
9 1 (0.15%) TIBCO iProcess
Cloud Services
1 30 (4.47%) Amazon AWS
2 21 (3.13%) Office 365
3 20 (2.98%) Microsoft Azure
4 9 (1.34%) PaaS
5 8 (1.19%) Oracle CX
5 8 (1.19%) Oracle Service Cloud
5 8 (1.19%) SaaS
6 7 (1.04%) IaaS
7 5 (0.75%) GitHub
8 4 (0.60%) G Suite
9 3 (0.45%) Google Cloud Platform
10 2 (0.30%) Cloud Computing
11 1 (0.15%) Amazon EC2
11 1 (0.15%) Amazon S3
11 1 (0.15%) Google Play
11 1 (0.15%) OneDrive
11 1 (0.15%) Salesforce Sales Cloud
11 1 (0.15%) Virtual Private Cloud
Communications & Networking
1 39 (5.81%) TCP/IP
2 32 (4.77%) DNS
3 23 (3.43%) SSL
4 21 (3.13%) Firewall
5 17 (2.53%) HTTP
6 16 (2.38%) Internet
7 15 (2.24%) VPN
8 13 (1.94%) DHCP
9 10 (1.49%) IPsec
10 9 (1.34%) Skype
10 9 (1.34%) Unified Communications
11 8 (1.19%) Wi-Fi
12 7 (1.04%) IP Telephony
12 7 (1.04%) WebEx
13 6 (0.89%) Telepresence
13 6 (0.89%) WAN
14 5 (0.75%) Intranet
14 5 (0.75%) LDAP
14 5 (0.75%) SAN
14 5 (0.75%) Wireless
Database & Business Intelligence
1 37 (5.51%) SQL Server
2 24 (3.58%) Oracle Database
3 23 (3.43%) Relational Database
4 17 (2.53%) Hadoop
4 17 (2.53%) Oracle Database 11g
5 16 (2.38%) Data Warehouse
5 16 (2.38%) KDB
6 14 (2.09%) Big Data
6 14 (2.09%) MySQL
6 14 (2.09%) PostgreSQL
7 13 (1.94%) NoSQL
8 12 (1.79%) MongoDB
8 12 (1.79%) Oracle Database 12c
9 11 (1.64%) SQL Server Integration Services
10 8 (1.19%) DB2
10 8 (1.19%) Kdb+
10 8 (1.19%) Oracle ODI
10 8 (1.19%) Tick Data
11 7 (1.04%) Apache Hive
11 7 (1.04%) Oracle BI EE
Development Applications
1 27 (4.02%) Git (software)
2 22 (3.28%) JIRA
3 15 (2.24%) Subversion
4 14 (2.09%) Jenkins
5 11 (1.64%) ProC
5 11 (1.64%) Team Foundation Server
6 8 (1.19%) Visual Studio
7 7 (1.04%) Selenium
8 5 (0.75%) Android Studio
9 4 (0.60%) AppScan
9 4 (0.60%) Bitbucket
9 4 (0.60%) JUnit
9 4 (0.60%) Mercurial
9 4 (0.60%) NUnit
9 4 (0.60%) PowerBuilder
9 4 (0.60%) Talend Open Studio
10 3 (0.45%) ClearCase
10 3 (0.45%) ERwin
10 3 (0.45%) Log4Net
10 3 (0.45%) Xcode
General
1 179 (26.68%) Finance
2 106 (15.80%) Banking
3 40 (5.96%) Investment Banking
4 32 (4.77%) Front Office
5 18 (2.68%) Law
5 18 (2.68%) Telecoms
6 16 (2.38%) Marketing
6 16 (2.38%) Retail
7 15 (2.24%) Back Office
8 12 (1.79%) Electronics
9 11 (1.64%) Games
10 10 (1.49%) Legal
11 7 (1.04%) Military
12 6 (0.89%) Financial Institution
13 5 (0.75%) Advertising
13 5 (0.75%) Publishing
14 4 (0.60%) Retail Banking
15 3 (0.45%) French Language
15 3 (0.45%) Mandarin Language
15 3 (0.45%) Manufacturing
Job Titles
1 245 (36.51%) Developer
2 78 (11.62%) Architect
3 65 (9.69%) Analyst
4 64 (9.54%) C++ Developer
5 54 (8.05%) Java Developer
6 42 (6.26%) Project Manager
7 39 (5.81%) Consultant
8 37 (5.51%) Software Engineer
9 31 (4.62%) Electronic Trading Developer
9 31 (4.62%) Linux Engineer
10 30 (4.47%) Electronic Trading Java Developer
11 29 (4.32%) C Developer
11 29 (4.32%) C# Developer
12 27 (4.02%) C++ Software Developer
12 27 (4.02%) SQL Developer
13 24 (3.58%) Business Analyst
13 24 (3.58%) Senior Developer
13 24 (3.58%) Software Developer
14 23 (3.43%) Oracle Architect
15 22 (3.28%) Linux Developer
Libraries, Frameworks & Software Standards
1 46 (6.86%) .NET
2 43 (6.41%) XML
3 37 (5.51%) HTML
4 34 (5.07%) JNI
5 33 (4.92%) Web Services
6 29 (4.32%) CSS
7 28 (4.17%) JSON
8 26 (3.87%) Boost C++ Libraries
9 23 (3.43%) XSLT
10 18 (2.68%) Middleware
11 17 (2.53%) REST
11 17 (2.53%) STL
12 16 (2.38%) RSS
13 14 (2.09%) J2EE
14 13 (1.94%) AngularJS
14 13 (1.94%) WebSphere MQ
15 12 (1.79%) PostGIS
15 12 (1.79%) SOAP
16 10 (1.49%) ASP.NET
16 10 (1.49%) HTML5
Miscellaneous
1 57 (8.49%) Analytical Skills
2 54 (8.05%) Greenfield Project
3 51 (7.60%) Computer Science
4 47 (7.00%) Foreign Exchange (FX)
5 44 (6.56%) Equities
6 39 (5.81%) Fixed Income
7 32 (4.77%) Data Centre
8 23 (3.43%) Management Information System
9 20 (2.98%) Mobile App
10 19 (2.83%) Algorithms
11 16 (2.38%) Web 2.0
12 15 (2.24%) User Experience
13 14 (2.09%) PKI
14 12 (1.79%) Embedded Systems
15 10 (1.49%) Field-Programmable Gate Array
16 8 (1.19%) Cloud Native
16 8 (1.19%) Derivative
16 8 (1.19%) Device Driver
16 8 (1.19%) Video Conferencing
17 7 (1.04%) Virtual Team
Operating Systems
1 175 (26.08%) Linux
2 122 (18.18%) Windows
3 86 (12.82%) Unix
4 43 (6.41%) Windows Server
5 35 (5.22%) CentOS
6 28 (4.17%) Android
7 22 (3.28%) Red Hat Enterprise Linux
8 21 (3.13%) Ubuntu
9 16 (2.38%) Apple iOS
10 15 (2.24%) Windows 10
11 14 (2.09%) Windows 7
12 12 (1.79%) Windows Server 2012
13 9 (1.34%) Solaris
13 9 (1.34%) Windows Server 2008
14 8 (1.19%) Mac OS
15 6 (0.89%) Embedded Linux
16 3 (0.45%) SUSE
16 3 (0.45%) Tizen
17 2 (0.30%) Mac OS X
17 2 (0.30%) Windows Embedded Compact
Processes & Methodologies
1 120 (17.88%) Agile Software Development
2 81 (12.07%) SDLC
3 64 (9.54%) Software Engineering
4 58 (8.64%) Project Management
5 55 (8.20%) Multithreading
6 54 (8.05%) Low Latency
7 48 (7.15%) TDD
8 45 (6.71%) ITIL
9 44 (6.56%) Electronic Trading
10 35 (5.22%) Scrum
11 34 (5.07%) DevOps
11 34 (5.07%) Multithreaded Programming
12 33 (4.92%) Stakeholder Management
13 31 (4.62%) Change Management
14 30 (4.47%) Migration
15 29 (4.32%) Open Source
15 29 (4.32%) Risk Management
16 26 (3.87%) Analytics
16 26 (3.87%) Continuous Integration
16 26 (3.87%) Test Automation
Programming Languages
1 219 (32.64%) C++
2 212 (31.59%) Java
3 147 (21.91%) SQL
4 113 (16.84%) Python
5 90 (13.41%) C#
6 81 (12.07%) Perl
7 49 (7.30%) JavaScript
8 33 (4.92%) Bash Shell
9 31 (4.62%) PHP
10 28 (4.17%) Shell Script
11 27 (4.02%) Ruby
12 20 (2.98%) PowerShell
13 15 (2.24%) Embedded C
13 15 (2.24%) VB
14 14 (2.09%) PL/SQL
14 14 (2.09%) Scala
15 12 (1.79%) Go
15 12 (1.79%) Objective-C
16 11 (1.64%) MATLAB
17 9 (1.34%) VBA
Qualifications
1 101 (15.05%) Security Cleared
2 86 (12.82%) Degree
3 64 (9.54%) SC Cleared
4 38 (5.66%) DV Cleared
5 20 (2.98%) Computer Science Degree
6 7 (1.04%) CISA
7 6 (0.89%) AWS Certification
8 5 (0.75%) BPSS Clearance
8 5 (0.75%) CEH
8 5 (0.75%) CISSP
9 4 (0.60%) ITIL Certification
9 4 (0.60%) OSCP
9 4 (0.60%) PhD
10 3 (0.45%) Cisco Certification
10 3 (0.45%) Master's Degree
10 3 (0.45%) Microsoft Certification
10 3 (0.45%) PMI Certification
10 3 (0.45%) PMP
11 2 (0.30%) DBS Check
11 2 (0.30%) ISTQB Foundation Certification
Quality Assurance & Compliance
1 21 (3.13%) QA
2 14 (2.09%) SEPA
3 11 (1.64%) JSP 440
4 4 (0.60%) Data Quality
4 4 (0.60%) Def Stans
4 4 (0.60%) GAAP
4 4 (0.60%) Solvency II
5 3 (0.45%) GDPR
5 3 (0.45%) MiFID
6 2 (0.30%) Disclosure Scotland
6 2 (0.30%) ISO/IEC 27001
6 2 (0.30%) MISRA
6 2 (0.30%) Sarbanes-Oxley
7 1 (0.15%) COBIT
7 1 (0.15%) DO-178B
7 1 (0.15%) Dodd-Frank
7 1 (0.15%) HL7
7 1 (0.15%) ISO 15022
7 1 (0.15%) ISO 20022
7 1 (0.15%) PMO
System Software
1 42 (6.26%) Active Directory
2 21 (3.13%) Docker
3 15 (2.24%) VMware Infrastructure
4 10 (1.49%) Firmware
5 7 (1.04%) XenApp
6 5 (0.75%) VMware ESXi
7 4 (0.60%) iptables
7 4 (0.60%) KVM
8 3 (0.45%) Virtual Desktop
8 3 (0.45%) XenDesktop
9 2 (0.30%) Virtual Machines
9 2 (0.30%) vSphere
10 1 (0.15%) Apache Flume
10 1 (0.15%) HDFS
10 1 (0.15%) Oracle RAC
10 1 (0.15%) RHEV
10 1 (0.15%) VMware Workstation
10 1 (0.15%) XenServer
Systems Management
1 19 (2.83%) Puppet
2 17 (2.53%) Ansible
3 16 (2.38%) SCCM
4 10 (1.49%) Kubernetes
4 10 (1.49%) SCOM
5 9 (1.34%) Microsoft Intune
5 9 (1.34%) Opscode Chef
5 9 (1.34%) yum
6 6 (0.89%) Cisco CUCM
6 6 (0.89%) Terraform
7 5 (0.75%) Graphite
7 5 (0.75%) Rancher
8 4 (0.60%) HP Fortify
8 4 (0.60%) vCenter Server
9 3 (0.45%) Mesos
9 3 (0.45%) NetBackup
9 3 (0.45%) Oracle RMAN
10 2 (0.30%) CFEngine
10 2 (0.30%) HP Quality Center
10 2 (0.30%) Salt
Vendors
1 78 (11.62%) Microsoft
2 69 (10.28%) Oracle
3 41 (6.11%) Red Hat
4 32 (4.77%) ION Trading
5 27 (4.02%) VMware
6 25 (3.73%) SAP
7 22 (3.28%) Cisco
8 20 (2.98%) IBM
9 17 (2.53%) Sybase
10 13 (1.94%) ServiceNow
11 11 (1.64%) Citrix
11 11 (1.64%) Google
12 10 (1.49%) TIBCO
13 8 (1.19%) Infragistics
13 8 (1.19%) Kronos
14 7 (1.04%) webMethods
14 7 (1.04%) Xamarin
15 6 (0.89%) Informatica
15 6 (0.89%) Polycom
16 5 (0.75%) Apple
London
Source Technology
Rate: market rates
Posted: 5 days ago
Central London / West End
X4 Group
Rate: £450 - 550 per day
Posted: 6 days ago
London
Computer Futures
Rate: competitive
Posted: 7 days ago
South West London
LA International
Posted: 3 days ago
London
St Francis Xavier Sixth Form College
Posted: 16 hours ago
London
Nigel Frank International
Rate: £250 per annum
Posted: 22 hours ago
London
IBS Consulting
Rate: Negotiable
Posted: 13 days ago
London
Digital Gurus
Rate: £450 - £500 per day
Posted: 6 days ago
London
Nigel Frank International
Rate: £360 - £400 per day
Posted: 6 days ago
London
FinTech London Ltd
Rate: From £500 to £600 per day
Posted: 3 days ago
London
IBS Consulting
Rate: Negotiable
Posted: 13 days ago
London
Nigel Frank International
Rate: £200 per day
Posted: 4 days ago
London
Norton Blake
Rate: From £475 to £490 per day
Posted: 6 days ago
London
ISR Recruitment Ltd
Posted: 5 days ago
City, London
JM
Rate: £40000 per annum
Posted: 5 days ago
North London
Ideal Training
Rate: Excellent Daily Rate Negotiable
Posted: 4 days ago