The following table provides summary statistics for contract job vacancies 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 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.

3 months to
23 Mar 2017
Same period 2016 Same period 2015
C
UK
Rank 111 102 110
Rank change year-on-year -9 +8  
Contract jobs citing C 939 1151 999
As % of all contract IT jobs advertised in the UK 2.10% 2.18% 1.91%
As % of the Programming Languages category 5.10% 5.72% 5.13%
Number of daily rates quoted 519 562 499
Median daily rate £450 £400 £398
Median daily rate % change year-on-year +12.50% +0.39%  
90% offered a daily rate of more than £315 £280 £275
10% offered a daily rate of more than £600 £550 £575
UK excluding London median daily rate £425 £375 £350
% change year-on-year +13.33% +7.14%  
Number of hourly rates quoted 116 167 110
Median hourly rate £42.50 £40.00 £36.00
Median hourly rate % change year-on-year +6.25% +11.11%  
90% offered a hourly rate of more than £23.43 £15.25 £27.50
10% offered a hourly rate of more than £55.00 £49.50 £43.50
UK excluding London median hourly rate £42.50 £40.00 £36.00
% change year-on-year +6.25% +11.11%  

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 with a requirement for programming language skills.

Contract Programming Language Skills
UK
Contract job vacancies with a requirement for programming language skills 18402 20107 19464
As % of all contract IT job vacancies advertised in the UK 41.15% 38.07% 37.17%
Number of daily rates quoted 12646 13719 12607
Median daily rate £438 £425 £400
Median daily rate % change year-on-year +2.94% +6.25%  
90% offered a daily rate of more than £300 £300 £275
10% offered a daily rate of more than £600 £600 £563
UK excluding London median daily rate £390 £375 £350
% change year-on-year +4.00% +7.14%  
Number of hourly rates quoted 422 480 399
Median hourly rate £42.50 £40.00 £35.50
Median hourly rate % change year-on-year +6.25% +12.67%  
90% offered a hourly rate of more than £20.00 £15.00 £20.00
10% offered a hourly rate of more than £54.10 £50.00 £45.00
UK excluding London median hourly rate £41.64 £40.00 £36.00
% change year-on-year +4.10% +11.11%  

C
Job Vacancy Trend

The job posting trend of jobs advertised 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 the UK

C
Contractor Daily Rate Trend

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

Contractor daily rate trend for C in the UK

C
Contractor Daily Rate Histogram

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

Contractor daily rate histogram for C in the UK

C
Contractor Hourly Rate Trend

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

Contractor hourly rate trend for C in the UK

C
Contractor Hourly Rate Histogram

The hourly rate distribution of IT jobs citing C over the 3 months to 23 March 2017.

Contractor hourly rate histogram for C in the UK

C
Top 30 Contract Locations

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing C within the UK over the 3 months to 23 March 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
England -9 877 £450 +12.50% 462
London +30 384 £500 +13.63% 112
South East -30 182 £425 +13.33% 113
East of England +24 107 £405 +1.25% 81
South West -23 95 £439 -2.38% 54
Hampshire -39 55 £390 +18.18% 25
Cambridgeshire +8 48 £425 +6.25% 64
Cambridge +18 45 £425 +24.08% 59
Gloucestershire -2 44 £500 -4.76% 7
City of London +19 40 £525 +10.52% 23
Surrey +6 40 £535 +25.88% 24
Berkshire +17 35 £350 -5.08% 22
West Midlands +16 34 £440 +76.00% 17
Essex +13 27 £415 - 5
North West -26 27 £425 +16.43% 33
Scotland +17 26 £341 +1.86% 43
Hertfordshire +8 26 £350 - 6
East Midlands +4 23 £350 -5.40% 15
Reading +22 22 £306 -16.94% 5
Wales +15 21 £450 +20.00% 13
Bristol +3 18 £350 -2.77% 21
Yorkshire -19 18 £400 +23.07% 29
South Wales +21 16 £450 +12.50% 8
West Sussex +1 16 £550 +33.33% 6
Southend-on-Sea - 16 £495 -
Wiltshire -9 14 £370 -1.98% 4
Manchester +3 12 £550 +28.65% 18
Redhill +2 12 £538 +26.47% 2
West Yorkshire -7 12 £350 -3.44% 10
Warwickshire +1 10 £343 +37.00% 2

C
Top 30 Related IT Skills

For the 6 months to 23 March 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 with a requirement for C.

1 535 (28.29%) C++
2 470 (24.85%) Security Cleared
3 467 (24.70%) Java
4 443 (23.43%) Linux
5 392 (20.73%) Software Engineering
6 374 (19.78%) Python
7 353 (18.67%) Agile Software Development
8 318 (16.82%) Finance
9 296 (15.65%) Windows
10 271 (14.33%) SC Cleared
11 254 (13.43%) SQL
12 234 (12.37%) Degree
13 231 (12.22%) Microsoft
14 197 (10.42%) C#
15 196 (10.36%) Unix
16 186 (9.84%) Oracle
17 174 (9.20%) Perl
17 174 (9.20%) Project Management
18 172 (9.10%) Embedded C
19 168 (8.88%) DV Cleared
20 157 (8.30%) MS Excel
21 156 (8.25%) JavaScript
22 149 (7.88%) SDLC
23 136 (7.19%) HTML
24 135 (7.14%) Configuration Management
25 132 (6.98%) DevOps
26 120 (6.35%) Scrum
27 119 (6.29%) TCP/IP
28 118 (6.24%) SQL Server
28 118 (6.24%) Computer Science

C
Top Related IT Skills 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 72 (3.81%) Apache
2 51 (2.70%) SharePoint
3 46 (2.43%) Tomcat
4 44 (2.33%) WebLogic
5 43 (2.27%) nginx
6 36 (1.90%) Confluence
7 32 (1.69%) Apache Spark
8 26 (1.37%) Skype for Business
9 25 (1.32%) JBoss
10 23 (1.22%) WebSphere
11 19 (1.00%) Oracle SOA Suite
12 17 (0.90%) IIS
13 15 (0.79%) CMS
14 12 (0.63%) Apache Pig
15 11 (0.58%) Elasticsearch
16 10 (0.53%) SAS
16 10 (0.53%) TPMS
17 9 (0.48%) OpenStack
17 9 (0.48%) Tuxedo
18 8 (0.42%) MS Exchange
Applications
1 157 (8.30%) MS Excel
2 90 (4.76%) MS Office
3 42 (2.22%) MS PowerPoint
4 32 (1.69%) MS Visio
5 25 (1.32%) Simulink
6 21 (1.11%) MS Project
7 13 (0.69%) Doxygen
8 9 (0.48%) Spreadsheet
9 5 (0.26%) AutoCAD
10 4 (0.21%) Adobe Creative Suite
11 3 (0.16%) InfoPath
11 3 (0.16%) Photoshop
11 3 (0.16%) Siemens NX
12 1 (0.053%) Adobe Illustrator
12 1 (0.053%) LaTeX
12 1 (0.053%) Open Workbench
12 1 (0.053%) Stateflow
12 1 (0.053%) TargetLink
Business Applications
1 48 (2.54%) Dynamics NAV
2 18 (0.95%) Oracle EBS
3 15 (0.79%) ION MarketView
4 12 (0.63%) Oracle iRecruitment
5 11 (0.58%) SAP Oil and Gas
6 8 (0.42%) Dynamics CRM
6 8 (0.42%) Oracle EBS R12
7 6 (0.32%) LabWindows
8 5 (0.26%) Endur
8 5 (0.26%) Primavera
8 5 (0.26%) WebTrends
9 4 (0.21%) Dynamics AX
9 4 (0.21%) Oracle Payables
9 4 (0.21%) Oracle Payroll
9 4 (0.21%) Teamcenter
10 3 (0.16%) Oracle Cash Management
10 3 (0.16%) SAP GTS
10 3 (0.16%) SAP HCM
11 2 (0.11%) Oracle BPM
11 2 (0.11%) Oracle Receivables
Cloud Services
1 88 (4.65%) Amazon AWS
2 65 (3.44%) Microsoft Azure
3 40 (2.12%) Office 365
4 27 (1.43%) IaaS
5 22 (1.16%) PaaS
5 22 (1.16%) SaaS
6 17 (0.90%) Amazon S3
7 13 (0.69%) Amazon EC2
8 11 (0.58%) GitHub
8 11 (0.58%) Google Cloud Platform
9 10 (0.53%) Azure Active Directory
9 10 (0.53%) Cloud Computing
10 9 (0.48%) Adobe Analytics
10 9 (0.48%) Oracle CX
11 7 (0.37%) AWS CloudFormation
12 5 (0.26%) Amazon CloudWatch
12 5 (0.26%) Amazon SQS
13 4 (0.21%) OneDrive
13 4 (0.21%) Yammer
14 2 (0.11%) AWS Lambda
Communications & Networking
1 119 (6.29%) TCP/IP
2 76 (4.02%) HTTP
3 57 (3.01%) SSL
4 52 (2.75%) DNS
5 48 (2.54%) Internet
6 44 (2.33%) Firewall
6 44 (2.33%) Wireless
7 39 (2.06%) VPN
8 34 (1.80%) WAN
9 32 (1.69%) DHCP
10 30 (1.59%) LAN
11 29 (1.53%) Wi-Fi
12 24 (1.27%) Bluetooth
12 24 (1.27%) LDAP
13 22 (1.16%) BGP
13 22 (1.16%) SNMP
14 19 (1.00%) Ethernet
14 19 (1.00%) Skype
15 17 (0.90%) VoIP
16 16 (0.85%) SAN
Database & Business Intelligence
1 118 (6.24%) SQL Server
2 66 (3.49%) Hadoop
3 65 (3.44%) Big Data
4 53 (2.80%) Relational Database
5 37 (1.96%) Oracle Database
6 36 (1.90%) PostgreSQL
7 30 (1.59%) NoSQL
8 27 (1.43%) MySQL
9 20 (1.06%) Data Warehouse
10 18 (0.95%) MongoDB
11 16 (0.85%) SQL Server Integration Services
12 15 (0.79%) HBase
13 14 (0.74%) Oracle Database 11g
13 14 (0.74%) RDBMS
14 13 (0.69%) Apache Hive
15 12 (0.63%) KDB
15 12 (0.63%) Oracle Reports
16 11 (0.58%) SQL Server Reporting Services
17 10 (0.53%) DB2
17 10 (0.53%) Oracle BI EE
Development Applications
1 114 (6.03%) Git (software)
2 92 (4.87%) Jenkins
3 63 (3.33%) JIRA
4 42 (2.22%) Eclipse
4 42 (2.22%) Subversion
5 40 (2.12%) Rational DOORS
6 30 (1.59%) ProC
6 30 (1.59%) Visual Studio
7 28 (1.48%) Selenium
8 19 (1.00%) Maven
8 19 (1.00%) Rational Rhapsody
9 18 (0.95%) JUnit
10 17 (0.90%) JMeter
11 16 (0.85%) GCC
11 16 (0.85%) LoadRunner
12 14 (0.74%) Android Studio
12 14 (0.74%) SoapUI
12 14 (0.74%) Team Foundation Server
13 12 (0.63%) Ant
13 12 (0.63%) Atlassian Bamboo
General
1 318 (16.82%) Finance
2 106 (5.61%) Banking
3 77 (4.07%) Telecoms
4 76 (4.02%) Electronics
5 45 (2.38%) Marketing
5 45 (2.38%) Retail
6 40 (2.12%) Front Office
7 37 (1.96%) Manufacturing
8 31 (1.64%) Aerospace
8 31 (1.64%) Automotive
8 31 (1.64%) Military
9 29 (1.53%) Law
10 26 (1.37%) Legal
11 25 (1.32%) Investment Banking
12 22 (1.16%) Games
13 19 (1.00%) Advertising
14 16 (0.85%) Publishing
15 12 (0.63%) Avionics
16 10 (0.53%) Billing
17 8 (0.42%) Back Office
Job Titles
1 441 (23.32%) Developer
2 268 (14.17%) Software Engineer
3 158 (8.36%) Architect
4 147 (7.77%) Embedded Engineer
5 144 (7.62%) Analyst
6 113 (5.98%) Java Developer
7 108 (5.71%) Embedded Software Engineer
8 90 (4.76%) C++ Developer
8 90 (4.76%) Consultant
9 77 (4.07%) Project Manager
10 70 (3.70%) C Developer
10 70 (3.70%) C Software Engineer
11 67 (3.54%) C++ Software Engineer
12 65 (3.44%) Business Analyst
13 58 (3.07%) Linux Engineer
14 52 (2.75%) Systems Engineer
15 45 (2.38%) Embedded C Engineer
15 45 (2.38%) Embedded Developer
16 43 (2.27%) Oracle Architect
17 39 (2.06%) Software Developer
Libraries, Frameworks & Software Standards
1 136 (7.19%) HTML
2 108 (5.71%) .NET
3 104 (5.50%) Web Services
4 90 (4.76%) XML
5 73 (3.86%) J2EE
6 56 (2.96%) JSON
7 51 (2.70%) REST
8 46 (2.43%) XSLT
9 44 (2.33%) CSS
10 39 (2.06%) Middleware
11 31 (1.64%) Hibernate
12 26 (1.37%) AngularJS
12 26 (1.37%) HTML5
12 26 (1.37%) JNI
13 25 (1.32%) RESTful
14 23 (1.22%) Spring
15 21 (1.11%) SOAP
16 20 (1.06%) Kafka
16 20 (1.06%) Node.js
16 20 (1.06%) STL
Miscellaneous
1 118 (6.24%) Computer Science
2 105 (5.55%) Analytical Skills
3 61 (3.23%) Embedded Systems
3 61 (3.23%) Management Information System
4 55 (2.91%) Data Centre
5 43 (2.27%) Algorithms
6 38 (2.01%) Foreign Exchange (FX)
7 37 (1.96%) Fixed Income
7 37 (1.96%) PKI
8 36 (1.90%) Equities
9 35 (1.85%) Mobile App
10 33 (1.75%) Device Driver
11 28 (1.48%) Derivative
12 24 (1.27%) Client/Server
13 22 (1.16%) Clustering
13 22 (1.16%) Field-Programmable Gate Array
14 21 (1.11%) STB
15 18 (0.95%) Digital TV
16 17 (0.90%) User Experience
17 16 (0.85%) Mainframe
Operating Systems
1 443 (23.43%) Linux
2 296 (15.65%) Windows
3 196 (10.36%) Unix
4 61 (3.23%) Windows Server
5 59 (3.12%) Android
6 43 (2.27%) Red Hat Enterprise Linux
7 36 (1.90%) Apple iOS
8 35 (1.85%) Windows 7
9 34 (1.80%) CentOS
10 32 (1.69%) Embedded Linux
11 31 (1.64%) AIX
12 26 (1.37%) Ubuntu
13 24 (1.27%) Windows 10
14 22 (1.16%) Solaris
15 18 (0.95%) Windows Server 2012
16 17 (0.90%) MVS
16 17 (0.90%) Windows Server 2008
17 11 (0.58%) Mac OS
18 8 (0.42%) CatOS
18 8 (0.42%) VxWorks
Processes & Methodologies
1 392 (20.73%) Software Engineering
2 353 (18.67%) Agile Software Development
3 174 (9.20%) Project Management
4 149 (7.88%) SDLC
5 135 (7.14%) Configuration Management
6 132 (6.98%) DevOps
7 120 (6.35%) Scrum
8 109 (5.76%) ITIL
9 105 (5.55%) Open Source
10 103 (5.45%) Mathematics
11 101 (5.34%) Stakeholder Management
12 96 (5.08%) Migration
12 96 (5.08%) TDD
13 93 (4.92%) UML
14 91 (4.81%) OO
15 83 (4.39%) Continuous Integration
15 83 (4.39%) Multithreading
15 83 (4.39%) Waterfall
16 75 (3.97%) PRINCE2
17 73 (3.86%) Change Management
Programming Languages
1 535 (28.29%) C++
2 467 (24.70%) Java
3 374 (19.78%) Python
4 254 (13.43%) SQL
5 197 (10.42%) C#
6 174 (9.20%) Perl
7 172 (9.10%) Embedded C
8 156 (8.25%) JavaScript
9 79 (4.18%) Bash Shell
10 64 (3.38%) Ruby
11 62 (3.28%) PHP
12 61 (3.23%) MATLAB
13 52 (2.75%) Shell Script
14 51 (2.70%) Embedded C++
15 41 (2.17%) PowerShell
16 40 (2.12%) VB
17 26 (1.37%) PL/SQL
18 25 (1.32%) Go
19 23 (1.22%) Ada
20 21 (1.11%) Assembly Language
Qualifications
1 470 (24.85%) Security Cleared
2 271 (14.33%) SC Cleared
3 234 (12.37%) Degree
4 168 (8.88%) DV Cleared
5 29 (1.53%) PRINCE2 Practitioner
6 28 (1.48%) ISEB
7 21 (1.11%) Cisco Certification
8 16 (0.85%) AWS Certification
8 16 (0.85%) BPSS Clearance
8 16 (0.85%) CCNA
8 16 (0.85%) ISTQB
9 15 (0.79%) CCNP
10 11 (0.58%) HNC
10 11 (0.58%) ITIL Certification
11 10 (0.53%) Microsoft Certification
12 9 (0.48%) CISA
12 9 (0.48%) CISSP
13 8 (0.42%) PMP
14 7 (0.37%) HND
14 7 (0.37%) PMI Certification
Quality Assurance & Compliance
1 63 (3.33%) QA
2 22 (1.16%) PMO
3 19 (1.00%) SLA
4 16 (0.85%) JSP 440
5 13 (0.69%) IEC 61508
6 12 (0.63%) ISO26262
6 12 (0.63%) MISRA
7 11 (0.58%) DO-178B
8 10 (0.53%) Data Quality
8 10 (0.53%) Def Stans
9 9 (0.48%) MISRA C
10 7 (0.37%) Disclosure Scotland
10 7 (0.37%) ISO/IEC 27001
10 7 (0.37%) Sarbanes-Oxley
10 7 (0.37%) SEPA
11 4 (0.21%) GDPR
11 4 (0.21%) ISO 14001
11 4 (0.21%) ISO 9001
11 4 (0.21%) ISO22301
12 3 (0.16%) PCI DSS
System Software
1 92 (4.87%) Docker
2 82 (4.34%) Active Directory
3 56 (2.96%) VMware Infrastructure
4 48 (2.54%) Firmware
5 31 (1.64%) vSphere
6 12 (0.63%) VMware ESX
6 12 (0.63%) XenApp
7 11 (0.58%) Hyper-V
8 9 (0.48%) VMware ESXi
9 7 (0.37%) Oracle RAC
9 7 (0.37%) vCloud
10 6 (0.32%) KVM
10 6 (0.32%) XenServer
11 5 (0.26%) RHEV
11 5 (0.26%) XenDesktop
12 4 (0.21%) LXC
12 4 (0.21%) Virtual Machines
12 4 (0.21%) Xen
13 3 (0.16%) NFS
13 3 (0.16%) Squid
Systems Management
1 60 (3.17%) Puppet
2 42 (2.22%) Ansible
3 40 (2.12%) Opscode Chef
4 30 (1.59%) Microsoft Intune
5 28 (1.48%) SCCM
6 26 (1.37%) SCOM
7 22 (1.16%) Kubernetes
8 17 (0.90%) Rancher
9 15 (0.79%) vRealize
10 12 (0.63%) Graphite
11 10 (0.53%) Terraform
12 8 (0.42%) HP Quality Center
12 8 (0.42%) PowerCLI
13 7 (0.37%) SELinux
14 6 (0.32%) Cisco CUCM
14 6 (0.32%) Nagios
14 6 (0.32%) yum
15 5 (0.26%) HP Fortify
15 5 (0.26%) Tivoli Storage Manager
16 4 (0.21%) Salt
Vendors
1 231 (12.22%) Microsoft
2 186 (9.84%) Oracle
3 97 (5.13%) VMware
4 76 (4.02%) Cisco
5 68 (3.60%) Red Hat
6 45 (2.38%) SAP
7 38 (2.01%) HP
8 33 (1.75%) IBM
9 28 (1.48%) Citrix
10 22 (1.16%) Sybase
11 21 (1.11%) ION Trading
12 18 (0.95%) Google
13 15 (0.79%) TIBCO
14 14 (0.74%) SolarWinds
15 13 (0.69%) EMC
16 12 (0.63%) Atlassian
16 12 (0.63%) BT
17 11 (0.58%) ServiceNow
17 11 (0.58%) WSO2
18 10 (0.53%) Serena
London
Morgan Mckinley
Rate: £400 - £550 per day
Posted: 7 hours ago
Oxford, Oxfordshire
Proactive Appointments
Rate: £320 - £400 per day
Posted: 9 hours ago
Edinburgh, Midlothian
Harvey Nash plc
Posted: Yesterday
London
Digitech Resourcing Ltd
Rate: Up to £600 per day
Posted: 10 hours ago
Brentwood, Essex
Global Technology Solutions Ltd
Rate: £120 - £125 per day
Posted: 13 hours ago
Bristol, Avon
In Parallel Computer Staff Limited
Rate: £44 per hour
Posted: Yesterday
Newbury, Berkshire
Lorien Resourcing
Posted: 15 hours ago
Hook, Hampshire
Certes Computing Ltd
Rate: £1 per annum
Posted: Yesterday
Norwich, Norfolk
Tec Partners
Rate: £250.00 - £400.00 per day
Posted: Yesterday
Cambridge, Cambridgeshire
University Of Cambridge
Rate: From £25,298 to £38,183 per annum
Posted: 2 days ago
City, London
Harrington Starr
Rate: £400 - £550 per day
Posted: 2 days ago
East London
Spencer Rose
Rate: From £593 to £600 per annum
Posted: Yesterday
London
Ampersand Consulting
Rate: £500 - £600 per day
Posted: Yesterday
Surrey
HAYS INFORMATION TECHNOLOGY
Rate: Competitive Daily Rate
Posted: 3 days ago
Gloucestershire
In Parallel Computer Staff Limited
Rate: From £46 to £50 per hour + Dep On Exp
Posted: 2 days ago
London
Eames Consulting
Posted: Yesterday
Redhill, Surrey
Proactive Appointments
Posted: Yesterday
Reading, Berkshire
TEKsystems
Rate: £300 - £430 per day
Posted: 2 days ago
Hampshire
TEKsystems
Rate: £319 - £371 per day
Posted: 3 days ago
West Midlands
Maclean Moore Consulting
Rate: From £30 to £40 per hour
Posted: 13 hours ago
Luton, Bedfordshire
X4 Group
Rate: £250 - 300 per day
Posted: 5 days ago
Oxfordshire
Nigel Frank International Ltd
Posted: 2 days ago
Plymouth, Devon
EasyWebRecruitment.com
Rate: £17,127 per annum
Posted: 6 days ago
London
Explore Recruitment Solutions
Rate: £300 - £350 per day
Posted: 3 days ago
Hampshire
TEKsystems
Rate: £339 - £361 per day
Posted: 6 days ago
South East
Randstad Technologies
Rate: £0.00 per hour
Posted: 6 days ago
City, London
Thebes IT
Posted: Yesterday
Crawley, West Sussex
Comtecs
Rate: £450 - £500 Per Day
Posted: Yesterday