C Contracts in London

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
Location	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.

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

C
Top 30 Co-occurring IT Skills in London

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
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	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