Period
to 16 November 2018

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 6 months to 16 November 2018 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
6 months to
16 Nov 2018
Same period 2017 Same period 2016
Rank 165 164 128
Rank change year-on-year -1 -36 -4
Contract jobs citing C 1,750 1,644 2,172
As % of all contract IT jobs advertised in the UK 1.68% 1.60% 2.05%
As % of the Programming Languages category 3.77% 3.81% 5.07%
Number of daily rates quoted 972 847 1,174
UK median daily rate £461 £438 £415
Median daily rate % change year-on-year +5.43% +5.42% +4.40%
10th Percentile £313 £302 £263
90th Percentile £650 £675 £579
UK excluding London median daily rate £410 £400 £375
% change year-on-year +2.50% +6.67% -
Number of hourly rates quoted 199 189 251
UK median hourly rate £42.50 £42.00 £40.00
Median hourly rate % change year-on-year +1.19% +5.00% +5.26%
10th Percentile £22.25 £26.25 £16.01
90th Percentile £50.25 £52.50 £52.50
UK excluding London median hourly rate £42.50 £42.00 £40.00
% change year-on-year +1.19% +5.00% +5.26%

C is in the Programming Languages category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies with a requirement for coding skills.

All Programming Languages
UK
Contract vacancies with a requirement for coding skills 46,417 43,161 42,827
As % of all contract IT jobs advertised in the UK 44.66% 41.94% 40.33%
Number of daily rates quoted 32,637 30,153 29,384
UK median daily rate £475 £450 £425
Median daily rate % change year-on-year +5.56% +5.88% +6.25%
10th Percentile £315 £308 £281
90th Percentile £638 £638 £588
UK excluding London median daily rate £425 £400 £375
% change year-on-year +6.25% +6.67% +1.76%
Number of hourly rates quoted 686 804 897
UK median hourly rate £41.53 £40.00 £37.50
Median hourly rate % change year-on-year +3.83% +6.67% +1.35%
10th Percentile £16.46 £16.25 £14.25
90th Percentile £52.50 £52.50 £52.50
UK excluding London median hourly rate £42.00 £40.31 £37.50
% change year-on-year +4.21% +7.48% -

C
Job Vacancy Trend

Job postings citing C as a percentage of all IT jobs advertised.

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 6 months to 16 November 2018.

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 6 months to 16 November 2018.

Contractor hourly rate histogram for C in the UK

C
Top 17 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 6 months to 16 November 2018. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
England -1 1,624 £475 +5.56% 1,639
UK excluding London +9 1,111 £410 +2.50% 1,386
London +5 604 £525 +5.00% 366
South East +41 356 £400 - 287
South West 0 219 £425 +13.33% 201
East of England -12 191 £450 +5.88% 288
North of England +26 152 £375 -16.67% 253
Midlands -27 92 £425 +21.43% 247
North West +11 78 £375 -21.05% 137
Yorkshire +14 57 £400 -5.88% 72
West Midlands -31 57 £469 +44.23% 182
Wales +2 53 £425 +13.33% 32
East Midlands +1 32 £365 -8.86% 64
Scotland -18 29 £369 -2.70% 59
North East -2 17 £365 -17.05% 44
Northern Ireland +24 16 £400 -2.44% 22
Channel Islands - 5 - -

For the 6 months to 16 November 2018, IT contractor jobs citing C also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all contract job ads with a requirement for C.

1 647 (36.97%) C++
2 440 (25.14%) Software Engineering
3 405 (23.14%) Linux
4 402 (22.97%) Python
5 371 (21.20%) Java
6 349 (19.94%) Agile Software Development
7 325 (18.57%) Security Cleared
8 292 (16.69%) Finance
9 239 (13.66%) SQL
10 229 (13.09%) Windows
11 224 (12.80%) C#
12 205 (11.71%) SC Cleared
13 189 (10.80%) Embedded C
14 181 (10.34%) Degree
15 175 (10.00%) Git (software)
16 164 (9.37%) Microsoft
17 162 (9.26%) JavaScript
18 155 (8.86%) Problem-Solving
19 152 (8.69%) Unix
20 149 (8.51%) Test Automation
21 144 (8.23%) Analytical Skills
22 132 (7.54%) Project Management
23 131 (7.49%) Microsoft Azure
24 126 (7.20%) DevOps
25 124 (7.09%) .NET
25 124 (7.09%) Unit Testing
26 123 (7.03%) Oracle
26 123 (7.03%) Scrum
27 119 (6.80%) Amazon AWS
28 116 (6.63%) DV Cleared

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
1 47 (2.69%) Confluence
2 45 (2.57%) SharePoint
3 29 (1.66%) CMS
4 26 (1.49%) Apache
5 20 (1.14%) WebSphere
6 19 (1.09%) JBoss
7 16 (0.91%) Apache Spark
8 15 (0.86%) MS Exchange
9 14 (0.80%) OpenStack
10 13 (0.74%) Elasticsearch
11 11 (0.63%) Adobe Experience Manager
12 10 (0.57%) Apache Pig
12 10 (0.57%) SAS
12 10 (0.57%) Skype for Business
13 8 (0.46%) IIS
14 6 (0.34%) Oracle SOA Suite
14 6 (0.34%) Tomcat
14 6 (0.34%) WebLogic
15 5 (0.29%) Apache Solr
16 4 (0.23%) Gentran
Applications
1 65 (3.71%) Microsoft Office
2 62 (3.54%) Microsoft Excel
3 42 (2.40%) Simulink
4 18 (1.03%) Microsoft Project
5 17 (0.97%) Microsoft PowerPoint
6 12 (0.69%) MS Visio
7 6 (0.34%) SPSS
8 4 (0.23%) Adobe Creative Suite
8 4 (0.23%) Stateflow
9 3 (0.17%) AutoCAD
9 3 (0.17%) Maya
9 3 (0.17%) Spreadsheet
10 2 (0.11%) InVision
11 1 (0.057%) Camtasia
11 1 (0.057%) EViews
11 1 (0.057%) GNU Octave
11 1 (0.057%) Photoshop
11 1 (0.057%) Shockwave
Business Applications
1 19 (1.09%) Dynamics NAV
2 7 (0.40%) Primavera
3 6 (0.34%) Oracle BPM
3 6 (0.34%) Workday HCM
4 5 (0.29%) Dynamics CRM
4 5 (0.29%) SAP S/4HANA
5 4 (0.23%) AquaLogic BPM
5 4 (0.23%) LabWindows
6 3 (0.17%) Distributed Ledger
6 3 (0.17%) Remedy ITSM
7 2 (0.11%) Cerner Millennium
7 2 (0.11%) Lorenzo
7 2 (0.11%) Markit EDM
7 2 (0.11%) Oracle BRM
7 2 (0.11%) Oracle EBS
7 2 (0.11%) Oracle Receivables
7 2 (0.11%) Sage 200
7 2 (0.11%) Sage CRM
7 2 (0.11%) Salesforce.com CRM
7 2 (0.11%) SAP ERP
Cloud Services
1 131 (7.49%) Microsoft Azure
2 119 (6.80%) Amazon AWS
3 44 (2.51%) Office 365
4 37 (2.11%) PaaS
5 36 (2.06%) Cloud Computing
6 33 (1.89%) SaaS
7 25 (1.43%) Google Cloud Platform
8 20 (1.14%) GitHub
9 17 (0.97%) IaaS
10 16 (0.91%) NuGet
11 14 (0.80%) Serverless
12 11 (0.63%) Amazon EC2
12 11 (0.63%) Amazon S3
13 9 (0.51%) Amazon EMR
13 9 (0.51%) Datadog
14 7 (0.40%) AWS Lambda
15 6 (0.34%) Akamai
15 6 (0.34%) Amazon Alexa
15 6 (0.34%) Amazon CloudWatch
15 6 (0.34%) AWS CloudFormation
Communications & Networking
1 79 (4.51%) TCP/IP
2 67 (3.83%) Wireless
3 59 (3.37%) HTTP
4 58 (3.31%) DNS
4 58 (3.31%) Firewall
5 47 (2.69%) VoIP
6 45 (2.57%) Internet
7 39 (2.23%) Wi-Fi
8 37 (2.11%) DHCP
9 35 (2.00%) Bluetooth
10 33 (1.89%) SNMP
10 33 (1.89%) VPN
11 30 (1.71%) WAN
12 28 (1.60%) Network Security
13 27 (1.54%) SSL
14 26 (1.49%) SAN
15 25 (1.43%) Wireshark
16 24 (1.37%) LAN
17 19 (1.09%) BIG-IP
18 18 (1.03%) Ethernet
Database & Business Intelligence
1 90 (5.14%) SQL Server
2 59 (3.37%) MySQL
3 40 (2.29%) Hadoop
3 40 (2.29%) Relational Database
4 37 (2.11%) Oracle Database
5 31 (1.77%) Big Data
6 29 (1.66%) PostgreSQL
7 27 (1.54%) Data Warehouse
8 24 (1.37%) NoSQL
9 23 (1.31%) Blockchain
10 22 (1.26%) HBase
11 21 (1.20%) MongoDB
12 20 (1.14%) Azure SQL Database
12 20 (1.14%) RDBMS
13 19 (1.09%) Apache Hive
14 18 (1.03%) Cosmos DB
15 16 (0.91%) Amazon Redshift
15 16 (0.91%) Apache Cassandra
15 16 (0.91%) MariaDB
16 13 (0.74%) Power BI
Development Applications
1 175 (10.00%) Git (software)
2 108 (6.17%) Jenkins
3 98 (5.60%) JIRA
4 72 (4.11%) Subversion
5 54 (3.09%) Visual Studio
6 52 (2.97%) Selenium
7 45 (2.57%) Rational DOORS
8 42 (2.40%) TeamCity
9 33 (1.89%) JUnit
10 30 (1.71%) Gradle
10 30 (1.71%) Rational Rhapsody
11 25 (1.43%) ClearCase
11 25 (1.43%) ProC
12 24 (1.37%) GDB
12 24 (1.37%) NUnit
12 24 (1.37%) Rational Team Concert
13 23 (1.31%) Ant
13 23 (1.31%) Atlassian Bamboo
14 22 (1.26%) PVCS
15 20 (1.14%) MSBuild
General
1 292 (16.69%) Finance
2 115 (6.57%) Banking
3 61 (3.49%) Electronics
4 58 (3.31%) Telecoms
5 54 (3.09%) Automotive
6 40 (2.29%) Law
6 40 (2.29%) Retail
7 33 (1.89%) Front Office
8 30 (1.71%) Games
8 30 (1.71%) Manufacturing
9 27 (1.54%) Aerospace
10 19 (1.09%) Military
11 18 (1.03%) Avionics
11 18 (1.03%) Marketing
12 16 (0.91%) Legal
13 13 (0.74%) Investment Banking
14 11 (0.63%) Mandarin Language
15 10 (0.57%) Billing
16 9 (0.51%) Retail Banking
17 8 (0.46%) Financial Institution
Job Titles
1 491 (28.06%) Developer
2 286 (16.34%) Software Engineer
3 155 (8.86%) Embedded Engineer
4 138 (7.89%) Embedded Software Engineer
5 132 (7.54%) Analyst
6 103 (5.89%) Architect
7 84 (4.80%) C++ Developer
8 68 (3.89%) C Developer
9 67 (3.83%) Java Developer
10 66 (3.77%) C++ Software Engineer
11 65 (3.71%) Project Manager
12 57 (3.26%) Consultant
13 55 (3.14%) C Software Engineer
14 53 (3.03%) DevOps Engineer
15 47 (2.69%) Software Developer
16 45 (2.57%) Tester
17 43 (2.46%) Test Engineer
18 42 (2.40%) Embedded C Engineer
19 37 (2.11%) Embedded C Software Engineer
20 36 (2.06%) Linux Engineer
Libraries, Frameworks & Software Standards
1 124 (7.09%) .NET
2 110 (6.29%) XML
3 93 (5.31%) HTML
4 81 (4.63%) AngularJS
5 73 (4.17%) Web Services
6 71 (4.06%) CSS
7 68 (3.89%) REST
8 49 (2.80%) HTML5
9 47 (2.69%) SOAP
10 44 (2.51%) JSON
10 44 (2.51%) React
11 41 (2.34%) CSS3
12 38 (2.17%) J2EE
12 38 (2.17%) Node.js
13 35 (2.00%) .NET Framework
14 31 (1.77%) RESTful
15 30 (1.71%) STL
16 28 (1.60%) Middleware
16 28 (1.60%) Spring
17 27 (1.54%) Android SDK
Miscellaneous
1 144 (8.23%) Analytical Skills
2 111 (6.34%) Computer Science
3 71 (4.06%) Embedded Systems
4 65 (3.71%) Self-Motivation
5 55 (3.14%) Algorithms
6 53 (3.03%) Greenfield Project
7 52 (2.97%) Data Centre
8 44 (2.51%) Field-Programmable Gate Array
9 42 (2.40%) Management Information System
10 38 (2.17%) Fintech
11 31 (1.77%) Fixed Income
12 29 (1.66%) User Experience
13 28 (1.60%) Derivative
14 27 (1.54%) Device Driver
15 23 (1.31%) Mobile App
16 18 (1.03%) Linux Command Line
17 16 (0.91%) PKI
18 13 (0.74%) Mainframe
18 13 (0.74%) VHDL
19 12 (0.69%) Wiki
Operating Systems
1 405 (23.14%) Linux
2 229 (13.09%) Windows
3 152 (8.69%) Unix
4 93 (5.31%) Android
5 44 (2.51%) Windows Server
6 43 (2.46%) Apple iOS
7 36 (2.06%) Embedded Linux
8 35 (2.00%) Windows 7
9 31 (1.77%) Solaris
10 27 (1.54%) Red Hat Enterprise Linux
11 26 (1.49%) OpenVMS
12 25 (1.43%) Windows Server 2008
13 21 (1.20%) Windows Server 2012
14 19 (1.09%) Windows 8
15 17 (0.97%) Windows 10
16 16 (0.91%) SUSE
16 16 (0.91%) SUSE Linux Enterprise Server
17 12 (0.69%) Kali Linux
18 11 (0.63%) AIX
18 11 (0.63%) CentOS
Processes & Methodologies
1 440 (25.14%) Software Engineering
2 349 (19.94%) Agile Software Development
3 155 (8.86%) Problem-Solving
4 149 (8.51%) Test Automation
5 132 (7.54%) Project Management
6 126 (7.20%) DevOps
7 124 (7.09%) Unit Testing
8 123 (7.03%) Scrum
9 114 (6.51%) SDLC
10 104 (5.94%) Migration
11 98 (5.60%) Configuration Management
12 95 (5.43%) Continuous Integration
13 89 (5.09%) Mathematics
14 88 (5.03%) OO
14 88 (5.03%) TDD
15 85 (4.86%) UML
16 82 (4.69%) Microservices
17 79 (4.51%) Stakeholder Management
18 68 (3.89%) Open Source
19 67 (3.83%) ITIL
Programming Languages
1 647 (36.97%) C++
2 402 (22.97%) Python
3 371 (21.20%) Java
4 239 (13.66%) SQL
5 224 (12.80%) C#
6 189 (10.80%) Embedded C
7 162 (9.26%) JavaScript
8 95 (5.43%) Perl
9 93 (5.31%) Ruby
10 81 (4.63%) Bash Shell
11 74 (4.23%) MATLAB
11 74 (4.23%) PowerShell
12 67 (3.83%) Embedded C++
13 63 (3.60%) Go
14 50 (2.86%) Shell Script
15 46 (2.63%) PHP
16 45 (2.57%) PL/SQL
17 30 (1.71%) Objective-C
18 27 (1.54%) Scala
19 24 (1.37%) Ada
Qualifications
1 325 (18.57%) Security Cleared
2 205 (11.71%) SC Cleared
3 181 (10.34%) Degree
4 116 (6.63%) DV Cleared
5 45 (2.57%) Computer Science Degree
6 33 (1.89%) Cisco Certification
7 23 (1.31%) CCNA
8 22 (1.26%) CCNP
9 17 (0.97%) ISTQB
10 15 (0.86%) CISSP
10 15 (0.86%) Microsoft Certification
11 12 (0.69%) MCSE
11 12 (0.69%) PhD
11 12 (0.69%) PMI Certification
12 11 (0.63%) CREST Certified
12 11 (0.63%) ITIL Certification
12 11 (0.63%) OSCE
12 11 (0.63%) SANS
13 10 (0.57%) Master's Degree
13 10 (0.57%) OSCP
Quality Assurance & Compliance
1 56 (3.20%) MISRA
2 51 (2.91%) QA
3 31 (1.77%) MISRA C
4 29 (1.66%) PMO
5 23 (1.31%) SLA
6 18 (1.03%) JSP 440
7 16 (0.91%) HMG Security Policy Framework
8 15 (0.86%) HMG Infosec
9 14 (0.80%) DO-178B
10 11 (0.63%) GDPR
11 10 (0.57%) ISO/IEC 27001
12 7 (0.40%) Def Stans
13 6 (0.34%) Data Quality
13 6 (0.34%) IEC 61508
13 6 (0.34%) ISO 20022
14 5 (0.29%) PCI DSS
15 4 (0.23%) ISO 13485
16 3 (0.17%) HIPAA
16 3 (0.17%) ISO 26262
16 3 (0.17%) SEPA
System Software
1 65 (3.71%) Docker
2 52 (2.97%) Active Directory
3 45 (2.57%) VMware Infrastructure
4 35 (2.00%) Firmware
5 19 (1.09%) VMware ESXi
6 16 (0.91%) Hyper-V
7 13 (0.74%) vSphere
8 8 (0.46%) NFS
8 8 (0.46%) Oracle RAC
9 7 (0.40%) Apache ZooKeeper
9 7 (0.40%) Virtual Machines
10 6 (0.34%) HDFS
10 6 (0.34%) Microsoft App-V
10 6 (0.34%) XenDesktop
11 5 (0.29%) Apache Flume
12 4 (0.23%) KVM
12 4 (0.23%) OpenAM
12 4 (0.23%) VirtualBox
13 3 (0.17%) Virtual Desktop
14 2 (0.11%) Virtual Servers
Systems Management
1 71 (4.06%) Ansible
2 49 (2.80%) Opscode Chef
2 49 (2.80%) Puppet
3 41 (2.34%) Terraform
4 36 (2.06%) Kubernetes
5 18 (1.03%) SCCM
6 15 (0.86%) CFEngine
7 13 (0.74%) Nessus
7 13 (0.74%) Packer
8 12 (0.69%) HP ALM
9 11 (0.63%) HP Quality Center
9 11 (0.63%) Nagios
9 11 (0.63%) Nmap
9 11 (0.63%) Salt
10 10 (0.57%) vCenter Server
11 7 (0.40%) Oozie
12 6 (0.34%) Cisco CUCM
12 6 (0.34%) Hadoop YARN
12 6 (0.34%) Microsoft Clustering
12 6 (0.34%) WSUS
Vendors
1 164 (9.37%) Microsoft
2 123 (7.03%) Oracle
3 59 (3.37%) VMware
4 51 (2.91%) Cisco
5 42 (2.40%) Google
6 40 (2.29%) Red Hat
7 39 (2.23%) IBM
8 38 (2.17%) HP
9 36 (2.06%) Splunk
10 22 (1.26%) EMC
11 19 (1.09%) F5
12 16 (0.91%) SAP
12 16 (0.91%) Sybase
13 15 (0.86%) Adobe
13 15 (0.86%) Citrix
13 15 (0.86%) NetApp
14 13 (0.74%) Juniper
15 12 (0.69%) McAfee
15 12 (0.69%) New Relic
15 12 (0.69%) Remedy