Period
to 28 September 2020

The following table provides summary statistics for contract job vacancies advertised in England 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 28 September 2020 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 > England
6 months to
28 Sep 2020
Same period 2019 Same period 2018
Rank 105 119 163
Rank change year-on-year +14 +44 +3
Contract jobs citing C 585 1,704 1,572
As % of all contract jobs advertised in England 2.29% 2.14% 1.68%
As % of the Programming Languages category 5.32% 5.04% 3.74%
Number of daily rates quoted 342 918 864
Median daily rate £500 £463 £475
Median daily rate % change year-on-year +8.11% -2.63% +5.56%
10th Percentile £260 £322 £313
90th Percentile £711 £663 £650
UK median daily rate £500 £450 £475
% change year-on-year +11.11% -5.26% +9.20%
Number of hourly rates quoted 86 213 199
Median hourly rate £42.50 £46.67 £42.50
Median hourly rate % change year-on-year -8.94% +9.81% -
10th Percentile £12.09 £37.50 £22.50
90th Percentile £52.50 £54.75 £50.25
UK median hourly rate £42.50 £46.00 £42.25
% change year-on-year -7.61% +8.88% -0.59%

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 advertised in England with a requirement for coding skills.

All Programming Languages
England
Contract vacancies with a requirement for coding skills 10,988 33,812 42,025
As % of all contract IT jobs advertised in England 42.94% 42.50% 44.89%
Number of daily rates quoted 7,350 23,660 29,847
Median daily rate £500 £485 £475
Median daily rate % change year-on-year +3.20% +2.00% +5.56%
10th Percentile £313 £325 £319
90th Percentile £700 £650 £638
UK median daily rate £488 £475 £475
% change year-on-year +2.63% - +5.56%
Number of hourly rates quoted 284 598 645
Median hourly rate £35.00 £44.53 £42.27
Median hourly rate % change year-on-year -21.41% +5.36% +5.66%
10th Percentile £13.00 £19.24 £17.71
90th Percentile £53.75 £55.65 £52.50
Median hourly rate £35.00 £44.00 £41.69
% change year-on-year -20.45% +5.55% +4.22%

C
Job Vacancy Trend in England

Job postings citing C as a proportion of all IT jobs advertised in England.

Job vacancy trend for C in England

C
Contractor Daily Rate Trend in England

3-month moving average daily rate quoted in jobs citing C in England.

Daily rate trend for C in England

C
Daily Rate Histogram in England

Daily rate distribution for jobs citing C in England over the 6 months to 28 September 2020.

Daily rate histogram for C in England

C
Contractor Hourly Rate Trend in England

3-month moving average hourly rates quoted in jobs citing C in England.

Hourly rate trend for C in England

C
Hourly Rate Histogram in England

Hourly rate distribution of jobs citing C in England over the 6 months to 28 September 2020.

Hourly rate histogram for C in England

C
Contract Job Locations in England

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing C within the England region over the 6 months to 28 September 2020. 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
London +82 239 £525 - 125
South East +18 104 £460 +8.24% 147
East of England +18 86 £450 - 67
North of England +61 59 £400 -2.44% 108
South West -27 56 £425 -5.56% 84
North West +80 39 £450 +9.09% 54
Midlands +26 30 £400 -8.83% 65
West Midlands +9 22 £475 +5.56% 52
Yorkshire +35 16 £313 -20.89% 35
East Midlands +58 8 £400 - 13
North East +23 4 £325 -30.41% 19
C
UK

For the 6 months to 28 September 2020, 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 across the England region with a requirement for C.

1 154 (26.32%) Security Cleared
2 146 (24.96%) C++
3 141 (24.10%) Linux
4 140 (23.93%) Agile Software Development
5 133 (22.74%) Python
6 122 (20.85%) SC Cleared
7 116 (19.83%) Finance
8 109 (18.63%) Software Engineering
9 99 (16.92%) Java
10 96 (16.41%) Windows
11 89 (15.21%) Oracle
12 68 (11.62%) Azure
12 68 (11.62%) Problem-Solving
13 67 (11.45%) Microsoft
14 63 (10.77%) Unix
15 62 (10.60%) Migration
16 54 (9.23%) DV Cleared
17 53 (9.06%) TCP/IP
18 51 (8.72%) Shell Script
18 51 (8.72%) DevOps
19 49 (8.38%) Analytical Skills
20 48 (8.21%) DNS
20 48 (8.21%) Web Services
20 48 (8.21%) JavaScript
21 47 (8.03%) SQL
21 47 (8.03%) Scrum
22 44 (7.52%) AWS
23 43 (7.35%) Git (software)
23 43 (7.35%) Active Directory
24 42 (7.18%) Public Sector

C
Co-occurring IT Skills in England 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 (4.27%) Oracle SOA Suite
2 23 (3.93%) Confluence
3 20 (3.42%) WebLogic
4 17 (2.91%) CMS
5 15 (2.56%) ArcGIS
6 10 (1.71%) Apache
6 10 (1.71%) IIS
7 8 (1.37%) SharePoint
8 6 (1.03%) Tomcat
9 3 (0.51%) Apache Airflow
9 3 (0.51%) Exchange Server 2010
9 3 (0.51%) Exchange Server 2013
9 3 (0.51%) JBoss
9 3 (0.51%) MS Exchange
10 2 (0.34%) Apache Spark
10 2 (0.34%) Jadu
10 2 (0.34%) nginx
10 2 (0.34%) SAS
11 1 (0.17%) NetWeaver
11 1 (0.17%) Tuxedo
Applications
1 32 (5.47%) Microsoft Office
2 15 (2.56%) Photoshop
3 12 (2.05%) Simulink
4 10 (1.71%) Microsoft Excel
5 8 (1.37%) Microsoft PowerPoint
5 8 (1.37%) MS Visio
6 6 (1.03%) Microsoft Project
7 2 (0.34%) Doxygen
8 1 (0.17%) Adobe After Effects
8 1 (0.17%) Adobe Premiere
8 1 (0.17%) AutoCAD
8 1 (0.17%) CINEMA 4D
8 1 (0.17%) CPLEX
8 1 (0.17%) PTC Creo
8 1 (0.17%) Siemens NX
8 1 (0.17%) Spreadsheet
8 1 (0.17%) SPSS
Business Applications
1 6 (1.03%) ION MarketView
2 3 (0.51%) Dynamics CRM
2 3 (0.51%) Oracle ERP
2 3 (0.51%) SAP S/4HANA
3 2 (0.34%) Dynamics NAV
4 1 (0.17%) Dynamics AX
4 1 (0.17%) Dynamics GP
4 1 (0.17%) FINCAD Analytics
4 1 (0.17%) Magento
4 1 (0.17%) Oracle Applications
4 1 (0.17%) Remedy ITSM
4 1 (0.17%) SAP CRM
4 1 (0.17%) SAP Hybris
4 1 (0.17%) SAP MDM
4 1 (0.17%) SAP PSCD
4 1 (0.17%) SAP SD
4 1 (0.17%) Sparx Enterprise Architect
4 1 (0.17%) Teamcenter
Cloud Services
1 68 (11.62%) Azure
2 44 (7.52%) AWS
3 35 (5.98%) SaaS
4 33 (5.64%) PaaS
5 31 (5.30%) GCP
6 11 (1.88%) Cloud Computing
6 11 (1.88%) Office 365
7 10 (1.71%) Kong
8 9 (1.54%) IaaS
9 7 (1.20%) Power Platform
10 6 (1.03%) AWS CloudFormation
11 4 (0.68%) Dynamics 365
12 3 (0.51%) Apigee
12 3 (0.51%) GitHub
13 2 (0.34%) Amazon ECS
13 2 (0.34%) Amazon EKS
13 2 (0.34%) Azure Data Factory
13 2 (0.34%) Serverless
14 1 (0.17%) AWS Step Functions
14 1 (0.17%) SAP Leonardo
Communications & Networking
1 53 (9.06%) TCP/IP
2 48 (8.21%) DNS
3 37 (6.32%) DHCP
4 35 (5.98%) DMZ
5 32 (5.47%) Wi-Fi
6 31 (5.30%) Firewall
7 29 (4.96%) VPN
8 27 (4.62%) LAN
9 26 (4.44%) WAN
10 23 (3.93%) IPv6
11 21 (3.59%) HTTP
11 21 (3.59%) Network Security
12 20 (3.42%) Internet
12 20 (3.42%) IPv4
13 13 (2.22%) 5G
13 13 (2.22%) OSPF
13 13 (2.22%) Wireless
14 12 (2.05%) HTTPS
14 12 (2.05%) SNMP
14 12 (2.05%) TACACS
Database & Business Intelligence
1 27 (4.62%) SQL Server
2 19 (3.25%) Oracle ODI
3 15 (2.56%) GIS
4 10 (1.71%) Data Warehouse
4 10 (1.71%) MySQL
5 9 (1.54%) PostgreSQL
6 7 (1.20%) Data Lake
6 7 (1.20%) NoSQL
6 7 (1.20%) Relational Database
7 6 (1.03%) Big Data
8 4 (0.68%) Amazon Athena
8 4 (0.68%) DB2
8 4 (0.68%) Hadoop
8 4 (0.68%) MongoDB
8 4 (0.68%) Oracle Database
8 4 (0.68%) Power BI
9 3 (0.51%) Amazon Redshift
9 3 (0.51%) SAP BW
9 3 (0.51%) SAP HANA
9 3 (0.51%) SQL Server 2008
Development Applications
1 43 (7.35%) Git (software)
2 34 (5.81%) JIRA
3 25 (4.27%) Jenkins
4 11 (1.88%) Rational Rhapsody
4 11 (1.88%) Subversion
5 10 (1.71%) Selenium
6 9 (1.54%) Visual Studio
7 8 (1.37%) PVCS
8 7 (1.20%) CA Gen
8 7 (1.20%) Eclipse
9 5 (0.85%) JMeter
10 4 (0.68%) Atlassian Bamboo
10 4 (0.68%) GDB
10 4 (0.68%) LoadRunner
11 3 (0.51%) Ant
11 3 (0.51%) Bitbucket
11 3 (0.51%) ClearCase
11 3 (0.51%) GoogleTest
11 3 (0.51%) JUnit
11 3 (0.51%) ProC
General
1 116 (19.83%) Finance
2 42 (7.18%) Public Sector
3 37 (6.32%) Telecoms
4 20 (3.42%) Law
5 19 (3.25%) Electronics
6 16 (2.74%) Banking
7 10 (1.71%) Manufacturing
7 10 (1.71%) Marketing
8 9 (1.54%) Aerospace
8 9 (1.54%) Investment Banking
9 8 (1.37%) Games
10 7 (1.20%) Front Office
11 6 (1.03%) Retail
12 5 (0.85%) Military
13 4 (0.68%) Legal
13 4 (0.68%) Spanish Language
14 3 (0.51%) Pharmaceutical
14 3 (0.51%) Portuguese Language
15 2 (0.34%) Multimedia
15 2 (0.34%) Retail Banking
Job Titles
1 126 (21.54%) Developer
2 82 (14.02%) Software Engineer
3 43 (7.35%) Embedded Engineer
4 37 (6.32%) Embedded Software Engineer
5 33 (5.64%) Analyst
6 28 (4.79%) Architect
7 24 (4.10%) Project Manager
8 23 (3.93%) Consultant
9 17 (2.91%) Test Engineer
10 15 (2.56%) C Software Engineer
10 15 (2.56%) C++ Software Engineer
10 15 (2.56%) Python Developer
11 14 (2.39%) Cloud Developer
11 14 (2.39%) Linux Engineer
12 13 (2.22%) Lead Developer
13 12 (2.05%) Business Analyst
13 12 (2.05%) Development Manager
14 11 (1.88%) Android Developer
14 11 (1.88%) C/C++ Software Engineer
14 11 (1.88%) Software Developer
Libraries, Frameworks & Software Standards
1 48 (8.21%) Web Services
2 31 (5.30%) HTML
2 31 (5.30%) XML
3 30 (5.13%) SAML
4 28 (4.79%) REST
5 25 (4.27%) Oracle Fusion
6 22 (3.76%) CSS
7 21 (3.59%) POSIX
8 16 (2.74%) .NET
9 14 (2.39%) Yocto
10 11 (1.88%) Middleware
10 11 (1.88%) Node.js
11 10 (1.71%) JSON
12 9 (1.54%) HTML5
12 9 (1.54%) SOAP
13 8 (1.37%) STL
14 7 (1.20%) JNI
15 6 (1.03%) XSLT
16 5 (0.85%) J2EE
16 5 (0.85%) jQuery
Miscellaneous
1 49 (8.38%) Analytical Skills
2 33 (5.64%) Greenfield Project
3 28 (4.79%) Fixed Income
4 26 (4.44%) Device Driver
5 24 (4.10%) Hedge funds
6 23 (3.93%) Derivative
7 21 (3.59%) Credit Derivative
7 21 (3.59%) Management Information System
8 15 (2.56%) Self-Motivation
9 13 (2.22%) User Experience
10 12 (2.05%) Algorithms
11 11 (1.88%) Data Centre
11 11 (1.88%) Virtual Team
12 9 (1.54%) Embedded Systems
12 9 (1.54%) Equities
12 9 (1.54%) STB
13 8 (1.37%) Media Streaming
13 8 (1.37%) Mobile App
13 8 (1.37%) PMI
14 7 (1.20%) Data Structures
Operating Systems
1 141 (24.10%) Linux
2 96 (16.41%) Windows
3 63 (10.77%) Unix
4 37 (6.32%) Windows Server
5 29 (4.96%) Windows 10
6 23 (3.93%) Windows Server 2008
7 22 (3.76%) Android
7 22 (3.76%) Windows Server 2012
8 21 (3.59%) Windows Server 2016
9 19 (3.25%) Windows 7
10 17 (2.91%) Windows Server 2019
11 13 (2.22%) Embedded Linux
12 12 (2.05%) Red Hat Enterprise Linux
13 10 (1.71%) Solaris
14 9 (1.54%) Mac OS
15 8 (1.37%) AIX
15 8 (1.37%) OpenVMS
16 7 (1.20%) Mac OS X
17 5 (0.85%) FreeRTOS
18 4 (0.68%) Apple iOS
Processes & Methodologies
1 140 (23.93%) Agile Software Development
2 109 (18.63%) Software Engineering
3 68 (11.62%) Problem-Solving
4 62 (10.60%) Migration
5 51 (8.72%) DevOps
6 47 (8.03%) Scrum
7 39 (6.67%) Mathematics
8 37 (6.32%) Project Delivery
9 35 (5.98%) ITIL
10 30 (5.13%) Stakeholder Management
11 29 (4.96%) Project Management
12 28 (4.79%) Asset Management
12 28 (4.79%) SOA
12 28 (4.79%) UML
13 26 (4.44%) Unit Testing
14 25 (4.27%) Image Processing
14 25 (4.27%) Test Automation
14 25 (4.27%) Validation
15 24 (4.10%) Open Source
15 24 (4.10%) Performance Management
Programming Languages
1 146 (24.96%) C++
2 133 (22.74%) Python
3 99 (16.92%) Java
4 51 (8.72%) Shell Script
5 48 (8.21%) JavaScript
6 47 (8.03%) SQL
7 35 (5.98%) C#
8 32 (5.47%) PowerShell
9 28 (4.79%) Perl
10 26 (4.44%) Embedded C
11 25 (4.27%) R
12 23 (3.93%) MATLAB
13 22 (3.76%) Bash Shell
14 21 (3.59%) VB
15 19 (3.25%) Ada
16 13 (2.22%) PL/SQL
17 12 (2.05%) Go
17 12 (2.05%) PHP
18 10 (1.71%) Ada 95
18 10 (1.71%) Korn
Qualifications
1 154 (26.32%) Security Cleared
2 122 (20.85%) SC Cleared
3 54 (9.23%) DV Cleared
4 35 (5.98%) Degree
5 23 (3.93%) Cisco Certification
6 19 (3.25%) Microsoft Certification
7 9 (1.54%) BPSS Clearance
7 9 (1.54%) PMI Certification
8 8 (1.37%) HNC
9 7 (1.20%) DBS Check
9 7 (1.20%) PhD
10 6 (1.03%) CISSP
11 5 (0.85%) CESG Certified Professional
11 5 (0.85%) CISM
12 3 (0.51%) CCIE
12 3 (0.51%) CCNA
12 3 (0.51%) Computer Science Degree
12 3 (0.51%) Master's Degree
12 3 (0.51%) PMP
13 2 (0.34%) CCNP
Quality Assurance & Compliance
1 26 (4.44%) QA
2 16 (2.74%) SLA
3 8 (1.37%) ISO/IEC 27001
4 7 (1.20%) NIST
5 6 (1.03%) NCSC
5 6 (1.03%) PMBOK
6 4 (0.68%) Disclosure Scotland
6 4 (0.68%) HMG Security Policy Framework
7 3 (0.51%) Data Quality
7 3 (0.51%) DO-178B
7 3 (0.51%) GDPR
7 3 (0.51%) MISRA
7 3 (0.51%) PMO
7 3 (0.51%) WCAG
8 2 (0.34%) IEC 62304
8 2 (0.34%) Sarbanes-Oxley
9 1 (0.17%) COSO
9 1 (0.17%) ISO 8583
9 1 (0.17%) JSP 440
9 1 (0.17%) JTAG
System Software
1 43 (7.35%) Active Directory
2 38 (6.50%) VMware Infrastructure
3 22 (3.76%) Virtual Machines
4 20 (3.42%) Firmware
5 16 (2.74%) Docker
6 15 (2.56%) VMware NSX
7 9 (1.54%) NFS
8 6 (1.03%) VMware ESXi
9 4 (0.68%) XenApp
10 3 (0.51%) Hyper-V
10 3 (0.51%) RACF
10 3 (0.51%) Veritas Cluster Server
11 2 (0.34%) Citrix Hypervisor
11 2 (0.34%) VirtualBox
11 2 (0.34%) VMware Workstation
11 2 (0.34%) vSphere
12 1 (0.17%) Microsoft App-V
12 1 (0.17%) Oracle RAC
Systems Management
1 28 (4.79%) Ansible
2 27 (4.62%) Single Sign-On
3 18 (3.08%) Kubernetes
4 17 (2.91%) Puppet
5 15 (2.56%) Opscode Chef
6 10 (1.71%) Salt
7 7 (1.20%) HP ALM
7 7 (1.20%) Prometheus
8 6 (1.03%) HP Fortify
8 6 (1.03%) Terraform
9 3 (0.51%) Cisco CUCM
9 3 (0.51%) HP Quality Center
9 3 (0.51%) Pacemaker
9 3 (0.51%) SCCM
9 3 (0.51%) vMotion
9 3 (0.51%) WSUS
10 2 (0.34%) Data Guard
10 2 (0.34%) Microsoft Clustering
10 2 (0.34%) Nessus
10 2 (0.34%) Oracle RMAN
Vendors
1 89 (15.21%) Oracle
2 67 (11.45%) Microsoft
3 41 (7.01%) VMware
4 29 (4.96%) Google
5 28 (4.79%) Cisco
6 21 (3.59%) IBM
7 16 (2.74%) SAP
8 15 (2.56%) ESRI
8 15 (2.56%) Lumension
8 15 (2.56%) Sophos
9 14 (2.39%) Citrix
9 14 (2.39%) HP
10 13 (2.22%) ServiceNow
10 13 (2.22%) Splunk
11 9 (1.54%) NetApp
12 8 (1.37%) Atmel
12 8 (1.37%) Qualys
12 8 (1.37%) Red Hat
13 7 (1.20%) CA
13 7 (1.20%) Micro Focus