C Contracts

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 27 May 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 UK
Location	3 months to 27 May 2017	Same period 2016	Same period 2015
Rank	141	129	124
Rank change year-on-year	-12	-5
Contract jobs citing C	837	1049	972
As % of all contract IT jobs advertised in the UK	1.84%	1.92%	1.79%
As % of the Programming Languages category	4.36%	4.99%	4.75%
Number of daily rates quoted	431	529	508
Median daily rate	£438	£423	£393
Median daily rate % change year-on-year	+3.48%	+7.70%
90% offered a daily rate of more than	£300	£295	£263
10% offered a daily rate of more than	£600	£600	£575
UK excluding London median daily rate	£400	£375	£350
% change year-on-year	+6.66%	+7.14%
Number of hourly rates quoted	108	153	115
Median hourly rate	£42.50	£37.50	£37.50
Median hourly rate % change year-on-year	+13.33%	-
90% offered a hourly rate of more than	£32.50	£13.00	£18.50
10% offered a hourly rate of more than	£50.00	£47.50	£45.00
UK excluding London median hourly rate	£42.50	£39.00	£37.50
% change year-on-year	+8.97%	+4.00%

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	19188	21012	20476
As % of all contract IT job vacancies advertised in the UK	42.13%	38.52%	37.62%
Number of daily rates quoted	13080	14472	13578
Median daily rate	£450	£425	£400
Median daily rate % change year-on-year	+5.88%	+6.25%
90% offered a daily rate of more than	£313	£300	£275
10% offered a daily rate of more than	£600	£600	£575
UK excluding London median daily rate	£400	£375	£350
% change year-on-year	+6.66%	+7.14%
Number of hourly rates quoted	390	470	422
Median hourly rate	£42.50	£37.50	£36.00
Median hourly rate % change year-on-year	+13.33%	+4.16%
90% offered a hourly rate of more than	£22.00	£12.50	£19.00
10% offered a hourly rate of more than	£50.50	£47.50	£47.50
UK excluding London median hourly rate	£42.50	£37.50	£36.00
% change year-on-year	+13.33%	+4.16%

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.

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 27 May 2017.

Contractor daily rate histogram for C in the UK

C
Contractor Hourly Rate Trend

This chart provides the 3-month moving average for contractor hourly rates quoted in IT 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 27 May 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 27 May 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	-12	769	£440	+3.52%	472
London	+2	304	£500	+5.26%	107
South East	0	183	£388	+7.26%	112
South West	-19	89	£388	-13.88%	60
East of England	+30	79	£438	+9.37%	85
Hampshire	+3	57	£351	-3.31%	27
Surrey	+13	51	£438	+8.69%	25
North West	+9	40	£450	-10.00%	27
Cambridgeshire	+24	39	£463	+19.35%	72
City of London	+9	39	£525	+12.29%	15
Cambridge	+21	30	£389	+8.36%	63
Gloucestershire	-8	30	£430	-18.09%	8
Scotland	+31	28	£252	-26.02%	35
Wiltshire	+9	26	£325	-13.33%	5
Bristol	+6	24	£394	+1.74%	32
East Midlands	-5	24	£340	-15.00%	14
Berkshire	+5	23	£370	+2.06%	17
West Sussex	+27	22	£300	-11.76%	10
Essex	+8	21	£475	+31.94%	4
West Midlands	0	21	£325	-23.52%	30
Manchester	+15	18	£450	+12.50%	20
Crawley	+11	18	£300	-11.76%	5
Yorkshire	-18	16	£350	+7.69%	25
Redhill	-	16	£438	-	4
Edinburgh	+19	15	£475	+46.15%	18
Northern Ireland	-	15	£413	-	1
County Antrim	-	15	£413	-	1
Belfast	-	15	£413	-	1
Cheshire	+23	14	£450	-21.05%	4
Reading	+9	14	£351	-6.33%	3

C
Top 30 Co-occurring IT Skills

For the 6 months to 27 May 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	541 (31.09%)	C++
2	411 (23.62%)	Linux
3	407 (23.39%)	Java
4	388 (22.30%)	Security Cleared
5	369 (21.21%)	Software Engineering
6	314 (18.05%)	Agile Software Development
7	313 (17.99%)	Finance
8	301 (17.30%)	Python
9	300 (17.24%)	SQL
10	271 (15.57%)	Windows
11	238 (13.68%)	SC Cleared
12	217 (12.47%)	Degree
13	203 (11.67%)	C#
14	190 (10.92%)	Oracle
15	188 (10.80%)	Microsoft

16	171 (9.83%)	Unix
17	165 (9.48%)	SDLC
18	161 (9.25%)	Perl
19	153 (8.79%)	Embedded C
20	149 (8.56%)	JavaScript
21	145 (8.33%)	Project Management
22	133 (7.64%)	HTML
23	131 (7.53%)	DV Cleared
24	130 (7.47%)	Configuration Management
25	124 (7.13%)	Banking
26	120 (6.90%)	Scrum
26	120 (6.90%)	SQL Server
27	112 (6.44%)	.NET
27	112 (6.44%)	Git (software)
28	111 (6.38%)	TCP/IP

C
Co-occurring 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
Applications
Business Applications
Cloud Services
Communications & Networking
Database & Business Intelligence
Development Applications
General
Job Titles
Libraries, Frameworks & Software Standards
Miscellaneous
Operating Systems
Processes & Methodologies
Programming Languages
Qualifications
Quality Assurance & Compliance
System Software
Systems Management
Vendors

Application Platforms
1	69 (3.97%)	Apache
2	45 (2.59%)	SharePoint
2	45 (2.59%)	Tomcat
3	43 (2.47%)	WebLogic
4	28 (1.61%)	Confluence
4	28 (1.61%)	nginx
5	26 (1.49%)	JBoss
6	23 (1.32%)	Skype for Business
7	22 (1.26%)	WebSphere
8	21 (1.21%)	Oracle SOA Suite
9	19 (1.09%)	CMS
9	19 (1.09%)	Elasticsearch
10	18 (1.03%)	IIS
11	14 (0.80%)	Apache Spark
11	14 (0.80%)	TPMS
12	13 (0.75%)	MS Exchange
13	11 (0.63%)	SAS
14	8 (0.46%)	Apache Pig
15	7 (0.40%)	ArcGIS
15	7 (0.40%)	Exchange Server 2013

Applications
1	83 (4.77%)	Microsoft Office
2	67 (3.85%)	Microsoft Excel
3	26 (1.49%)	MS Visio
4	23 (1.32%)	Microsoft PowerPoint
5	20 (1.15%)	Simulink
6	19 (1.09%)	Microsoft Project
7	17 (0.98%)	Doxygen
8	6 (0.34%)	AutoCAD
9	5 (0.29%)	Spreadsheet
10	4 (0.23%)	Adobe Creative Suite
10	4 (0.23%)	Photoshop
11	3 (0.17%)	Siemens NX
12	2 (0.11%)	Adobe Illustrator
12	2 (0.11%)	TargetLink
13	1 (0.057%)	Acrobat
13	1 (0.057%)	FrameMaker
13	1 (0.057%)	InfoPath
13	1 (0.057%)	LaTeX
13	1 (0.057%)	Maya
13	1 (0.057%)	Stateflow

Business Applications
1	25 (1.44%)	Dynamics NAV
2	14 (0.80%)	ION MarketView
3	12 (0.69%)	Oracle EBS
3	12 (0.69%)	Oracle iRecruitment
4	11 (0.63%)	LabWindows
5	10 (0.57%)	Dynamics CRM
6	8 (0.46%)	SAP Oil and Gas
7	5 (0.29%)	Endur
7	5 (0.29%)	WebTrends
8	4 (0.23%)	Oracle Payroll
8	4 (0.23%)	Primavera
8	4 (0.23%)	Teamcenter
9	3 (0.17%)	Oracle 11i
9	3 (0.17%)	SAP GTS
9	3 (0.17%)	SAP HCM
9	3 (0.17%)	Siebel CRM
10	2 (0.11%)	Oracle ERP
10	2 (0.11%)	Oracle Financials
10	2 (0.11%)	Oracle Payables
10	2 (0.11%)	Remedy ITSM

Cloud Services
1	58 (3.33%)	Amazon AWS
2	41 (2.36%)	Microsoft Azure
3	40 (2.30%)	Office 365
4	19 (1.09%)	SaaS
5	18 (1.03%)	IaaS
6	17 (0.98%)	PaaS
7	10 (0.57%)	GitHub
7	10 (0.57%)	Google Cloud Platform
8	9 (0.52%)	Amazon S3
8	9 (0.52%)	Oracle CX
9	8 (0.46%)	Oracle Service Cloud
10	6 (0.34%)	Yammer
11	5 (0.29%)	Adobe Analytics
11	5 (0.29%)	Amazon EC2
12	4 (0.23%)	Azure Active Directory
12	4 (0.23%)	Cloud Computing
12	4 (0.23%)	G Suite
13	3 (0.17%)	OneDrive
14	2 (0.11%)	AWS Lambda
14	2 (0.11%)	Google Analytics

Communications & Networking
1	111 (6.38%)	TCP/IP
2	56 (3.22%)	HTTP
2	56 (3.22%)	SSL
3	50 (2.87%)	Firewall
4	49 (2.82%)	DNS
5	36 (2.07%)	WAN
6	34 (1.95%)	Wireless
7	31 (1.78%)	Internet
8	28 (1.61%)	VPN
9	27 (1.55%)	Bluetooth
9	27 (1.55%)	Wi-Fi
10	26 (1.49%)	DHCP
11	23 (1.32%)	LAN
12	22 (1.26%)	Ethernet
13	21 (1.21%)	DVB
14	19 (1.09%)	Skype
15	16 (0.92%)	BGP
16	15 (0.86%)	Wireshark
17	14 (0.80%)	VoIP
18	12 (0.69%)	MPLS

Database & Business Intelligence
1	120 (6.90%)	SQL Server
2	55 (3.16%)	Relational Database
3	46 (2.64%)	Oracle Database
4	43 (2.47%)	Hadoop
5	42 (2.41%)	Big Data
6	40 (2.30%)	PostgreSQL
7	31 (1.78%)	Oracle Database 11g
8	30 (1.72%)	MongoDB
8	30 (1.72%)	NoSQL
9	29 (1.67%)	MySQL
10	26 (1.49%)	Data Warehouse
11	24 (1.38%)	Oracle Database 12c
12	15 (0.86%)	KDB
12	15 (0.86%)	SQL Server Integration Services
13	12 (0.69%)	RDBMS
14	11 (0.63%)	BusinessObjects
14	11 (0.63%)	Crystal Reports
15	10 (0.57%)	DB2
15	10 (0.57%)	Oracle BI EE
15	10 (0.57%)	SQL Server 2012

Development Applications
1	112 (6.44%)	Git (software)
2	79 (4.54%)	Jenkins
3	70 (4.02%)	JIRA
4	56 (3.22%)	ProC
5	54 (3.10%)	Visual Studio
6	45 (2.59%)	Rational DOORS
7	41 (2.36%)	Eclipse
8	36 (2.07%)	Subversion
9	28 (1.61%)	Rational Rhapsody
10	25 (1.44%)	Selenium
11	20 (1.15%)	Team Foundation Server
12	15 (0.86%)	JMeter
12	15 (0.86%)	JUnit
12	15 (0.86%)	LoadRunner
13	12 (0.69%)	Oracle Forms
13	12 (0.69%)	SoapUI
14	11 (0.63%)	Bitbucket
15	10 (0.57%)	GDB
15	10 (0.57%)	NUnit
16	9 (0.52%)	GCC

General
1	313 (17.99%)	Finance
2	124 (7.13%)	Banking
3	81 (4.66%)	Telecoms
4	78 (4.48%)	Electronics
5	44 (2.53%)	Marketing
6	38 (2.18%)	Aerospace
6	38 (2.18%)	Automotive
6	38 (2.18%)	Front Office
7	37 (2.13%)	Investment Banking
8	32 (1.84%)	Manufacturing
9	31 (1.78%)	Military
10	27 (1.55%)	Retail
11	25 (1.44%)	Legal
12	23 (1.32%)	Law
13	22 (1.26%)	Games
14	20 (1.15%)	Avionics
15	18 (1.03%)	Back Office
16	14 (0.80%)	Publishing
17	9 (0.52%)	Advertising
18	8 (0.46%)	Financial Institution

Job Titles
1	452 (25.98%)	Developer
2	254 (14.60%)	Software Engineer
3	141 (8.10%)	Embedded Engineer
4	133 (7.64%)	Architect
5	115 (6.61%)	Java Developer
6	112 (6.44%)	Analyst
7	101 (5.80%)	C++ Developer
8	97 (5.57%)	Embedded Software Engineer
9	78 (4.48%)	Project Manager
10	74 (4.25%)	Consultant
11	70 (4.02%)	C Developer
11	70 (4.02%)	C++ Software Engineer
12	53 (3.05%)	Systems Engineer
13	52 (2.99%)	Linux Engineer
14	48 (2.76%)	C Software Engineer
14	48 (2.76%)	Software Developer
15	47 (2.70%)	SQL Developer
16	46 (2.64%)	Senior Developer
17	44 (2.53%)	C# Developer
17	44 (2.53%)	Oracle Architect

Libraries, Frameworks & Software Standards
1	133 (7.64%)	HTML
2	112 (6.44%)	.NET
3	88 (5.06%)	Web Services
4	86 (4.94%)	XML
5	61 (3.51%)	J2EE
6	57 (3.28%)	CSS
7	52 (2.99%)	REST
8	48 (2.76%)	XSLT
9	47 (2.70%)	Middleware
10	41 (2.36%)	JSON
11	35 (2.01%)	HTML5
12	31 (1.78%)	JNI
13	30 (1.72%)	AngularJS
14	29 (1.67%)	Hibernate
15	25 (1.44%)	STL
16	24 (1.38%)	Boost C++ Libraries
16	24 (1.38%)	Node.js
16	24 (1.38%)	RESTful
17	23 (1.32%)	.NET Framework
18	19 (1.09%)	ASP.NET

Miscellaneous
1	106 (6.09%)	Computer Science
2	96 (5.52%)	Analytical Skills
3	54 (3.10%)	Embedded Systems
4	51 (2.93%)	Management Information System
5	49 (2.82%)	Data Centre
6	47 (2.70%)	Equities
7	46 (2.64%)	Foreign Exchange (FX)
8	45 (2.59%)	Greenfield Project
9	42 (2.41%)	Algorithms
10	36 (2.07%)	Fixed Income
11	33 (1.90%)	Device Driver
12	30 (1.72%)	Mobile App
13	26 (1.49%)	PKI
14	25 (1.44%)	Field-Programmable Gate Array
14	25 (1.44%)	STB
14	25 (1.44%)	User Experience
15	22 (1.26%)	Digital TV
16	19 (1.09%)	MPEG
17	16 (0.92%)	CMDB
17	16 (0.92%)	Web 2.0

Operating Systems
1	411 (23.62%)	Linux
2	271 (15.57%)	Windows
3	171 (9.83%)	Unix
4	65 (3.74%)	Windows Server
5	56 (3.22%)	Android
6	51 (2.93%)	Red Hat Enterprise Linux
7	37 (2.13%)	Windows 7
8	36 (2.07%)	Embedded Linux
9	35 (2.01%)	AIX
10	33 (1.90%)	CentOS
11	29 (1.67%)	Apple iOS
12	27 (1.55%)	Windows 10
13	25 (1.44%)	Ubuntu
14	22 (1.26%)	Windows Server 2012
15	20 (1.15%)	Windows Server 2008
16	15 (0.86%)	Solaris
17	10 (0.57%)	Mac OS
17	10 (0.57%)	VxWorks
18	9 (0.52%)	MVS
19	8 (0.46%)	CatOS

Processes & Methodologies
1	369 (21.21%)	Software Engineering
2	314 (18.05%)	Agile Software Development
3	165 (9.48%)	SDLC
4	145 (8.33%)	Project Management
5	130 (7.47%)	Configuration Management
6	120 (6.90%)	Scrum
7	109 (6.26%)	Test Automation
8	101 (5.80%)	ITIL
9	96 (5.52%)	DevOps
10	94 (5.40%)	Open Source
11	92 (5.29%)	TDD
12	89 (5.11%)	UML
13	88 (5.06%)	Multithreading
14	86 (4.94%)	Mathematics
15	85 (4.89%)	Continuous Integration
16	80 (4.60%)	OO
16	80 (4.60%)	Waterfall
17	72 (4.14%)	Stakeholder Management
18	71 (4.08%)	Migration
19	63 (3.62%)	Mentoring

Programming Languages
1	541 (31.09%)	C++
2	407 (23.39%)	Java
3	301 (17.30%)	Python
4	300 (17.24%)	SQL
5	203 (11.67%)	C#
6	161 (9.25%)	Perl
7	153 (8.79%)	Embedded C
8	149 (8.56%)	JavaScript
9	61 (3.51%)	MATLAB
10	60 (3.45%)	Bash Shell
11	52 (2.99%)	PHP
12	51 (2.93%)	Ruby
13	50 (2.87%)	PL/SQL
14	49 (2.82%)	Shell Script
15	38 (2.18%)	Embedded C++
16	33 (1.90%)	Assembly Language
17	30 (1.72%)	T-SQL
18	29 (1.67%)	PowerShell
19	28 (1.61%)	VB
20	21 (1.21%)	Scala

Qualifications
1	388 (22.30%)	Security Cleared
2	238 (13.68%)	SC Cleared
3	217 (12.47%)	Degree
4	131 (7.53%)	DV Cleared
5	38 (2.18%)	Computer Science Degree
6	25 (1.44%)	Cisco Certification
7	20 (1.15%)	ISEB
7	20 (1.15%)	PRINCE2 Practitioner
8	18 (1.03%)	CCNP
9	16 (0.92%)	Microsoft Certification
10	14 (0.80%)	ISTQB
11	13 (0.75%)	CCNA
11	13 (0.75%)	CISSP
11	13 (0.75%)	HNC
12	12 (0.69%)	BPSS Clearance
13	10 (0.57%)	CISA
14	9 (0.52%)	HND
15	8 (0.46%)	AWS Certification
15	8 (0.46%)	ITIL Certification
16	7 (0.40%)	PhD

Quality Assurance & Compliance
1	46 (2.64%)	QA
2	27 (1.55%)	MISRA
3	24 (1.38%)	Def Stans
4	20 (1.15%)	DO-178B
5	19 (1.09%)	SLA
6	17 (0.98%)	IEC 61508
7	16 (0.92%)	JSP 440
7	16 (0.92%)	MISRA C
8	14 (0.80%)	PMO
8	14 (0.80%)	SEPA
9	12 (0.69%)	Data Quality
10	10 (0.57%)	ISO 26262
11	9 (0.52%)	MIL-STD-1553
12	8 (0.46%)	GDPR
12	8 (0.46%)	IEC 62304
12	8 (0.46%)	ISO/IEC 27001
13	6 (0.34%)	ISO 14001
13	6 (0.34%)	ISO 9001
14	5 (0.29%)	Disclosure Scotland
14	5 (0.29%)	PCI DSS

System Software
1	75 (4.31%)	Docker
2	74 (4.25%)	Active Directory
3	38 (2.18%)	Firmware
4	34 (1.95%)	VMware Infrastructure
5	13 (0.75%)	XenApp
6	12 (0.69%)	vSphere
7	8 (0.46%)	XenDesktop
8	7 (0.40%)	Virtual Machines
9	6 (0.34%)	KVM
9	6 (0.34%)	ProxySG
10	5 (0.29%)	VMware ESXi
11	4 (0.23%)	LXC
11	4 (0.23%)	Oracle RAC
11	4 (0.23%)	Virtual Desktop
11	4 (0.23%)	XenServer
12	3 (0.17%)	RHEV
12	3 (0.17%)	Xen
13	2 (0.11%)	iptables
13	2 (0.11%)	vCloud
13	2 (0.11%)	Virtual Servers

Systems Management
1	43 (2.47%)	Puppet
2	35 (2.01%)	Opscode Chef
3	30 (1.72%)	SCCM
4	26 (1.49%)	Ansible
5	25 (1.44%)	Microsoft Intune
6	21 (1.21%)	SCOM
7	13 (0.75%)	Kubernetes
8	12 (0.69%)	vCenter Server
9	10 (0.57%)	Kibana
10	9 (0.52%)	Terraform
11	8 (0.46%)	Graphite
11	8 (0.46%)	Rancher
11	8 (0.46%)	yum
12	7 (0.40%)	Cisco CUCM
12	7 (0.40%)	vRealize
13	6 (0.34%)	HP Quality Center
13	6 (0.34%)	Oracle RMAN
14	5 (0.29%)	HP Fortify
15	4 (0.23%)	NetBackup
15	4 (0.23%)	WSUS

Vendors
1	190 (10.92%)	Oracle
2	188 (10.80%)	Microsoft
3	66 (3.79%)	Cisco
4	65 (3.74%)	VMware
5	53 (3.05%)	Red Hat
6	49 (2.82%)	SAP
7	31 (1.78%)	HP
8	29 (1.67%)	ION Trading
9	26 (1.49%)	Citrix
9	26 (1.49%)	Google
9	26 (1.49%)	IBM
10	25 (1.44%)	Sybase
11	17 (0.98%)	ServiceNow
12	13 (0.75%)	EMC
12	13 (0.75%)	WSO2
13	12 (0.69%)	TIBCO
14	11 (0.63%)	BT
14	11 (0.63%)	Serena
14	11 (0.63%)	Siemens
15	10 (0.57%)	webMethods