Period
to 27 January 2021

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 27 January 2021 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
27 Jan 2021
Same period 2020 Same period 2019
Rank 114 112 174
Rank change year-on-year -2 +62 -6
Contract jobs citing C 772 1,381 1,515
As % of all contract jobs advertised in England 2.20% 2.13% 1.69%
As % of the Programming Languages category 5.23% 5.18% 3.78%
Number of daily rates quoted 508 816 838
Median daily rate £475 £450 £450
Median daily rate % change year-on-year +5.56% - -4.76%
10th Percentile £297 £316 £308
90th Percentile £691 £628 £650
UK median daily rate £500 £450 £450
% change year-on-year +11.11% - -
Number of hourly rates quoted 128 171 181
Median hourly rate £42.50 £45.00 £42.50
Median hourly rate % change year-on-year -5.56% +5.88% +3.66%
10th Percentile £12.45 £29.00 £22.50
90th Percentile £59.50 £53.75 £52.25
UK median hourly rate £42.50 £45.00 £42.50
% change year-on-year -5.56% +5.88% +3.66%

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 14,752 26,664 40,103
As % of all contract IT jobs advertised in England 42.00% 41.03% 44.66%
Number of daily rates quoted 10,402 18,896 28,793
Median daily rate £480 £488 £480
Median daily rate % change year-on-year -1.46% +1.56% +1.05%
10th Percentile £313 £325 £325
90th Percentile £675 £650 £650
UK median daily rate £475 £475 £475
Number of hourly rates quoted 353 481 580
Median hourly rate £42.50 £43.50 £42.50
Median hourly rate % change year-on-year -2.30% +2.35% +6.25%
10th Percentile £14.10 £16.50 £17.50
90th Percentile £58.75 £55.00 £52.50
Median hourly rate £42.50 £43.00 £42.22
% change year-on-year -1.16% +1.85% +5.55%

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 27 January 2021.

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 27 January 2021.

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 27 January 2021. 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 +68 322 £525 - 155
South East +29 148 £413 -8.33% 131
East of England +11 90 £393 -12.78% 87
South West -25 75 £465 +3.33% 91
North of England +43 61 £344 -6.59% 133
Midlands +15 48 £405 -7.43% 94
West Midlands +11 41 £405 -10.00% 64
North West +18 26 £400 +3.90% 69
Yorkshire +65 24 £338 -5.26% 47
North East +13 11 £160 -52.77% 17
East Midlands +31 7 £400 +14.29% 30
C
UK

For the 6 months to 27 January 2021, 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.

1 212 (27.46%) Agile Software Development
2 209 (27.07%) C++
3 182 (23.58%) Python
4 177 (22.93%) Security Cleared
5 151 (19.56%) Linux
5 151 (19.56%) Software Engineering
6 130 (16.84%) SC Cleared
7 117 (15.16%) Finance
8 111 (14.38%) Java
9 99 (12.82%) SQL
10 98 (12.69%) Problem-Solving
11 86 (11.14%) Windows
12 74 (9.59%) Scrum
13 70 (9.07%) Git (software)
13 70 (9.07%) JIRA
14 68 (8.81%) Microsoft
15 66 (8.55%) DevOps
16 64 (8.29%) Oracle
17 60 (7.77%) Migration
17 60 (7.77%) AWS
17 60 (7.77%) Analytical Skills
18 59 (7.64%) C#
19 58 (7.51%) Degree
20 56 (7.25%) DV Cleared
20 56 (7.25%) Telecoms
21 55 (7.12%) Embedded C
22 52 (6.74%) Wi-Fi
23 49 (6.35%) Electronics
23 49 (6.35%) TDD
24 48 (6.22%) Unix

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 31 (4.02%) Confluence
2 15 (1.94%) CMS
3 11 (1.42%) ArcGIS
4 9 (1.17%) SharePoint
5 8 (1.04%) Apache
5 8 (1.04%) IIS
5 8 (1.04%) WebLogic
6 6 (0.78%) Oracle SOA Suite
7 4 (0.52%) Elasticsearch
7 4 (0.52%) SAS
8 3 (0.39%) Apache Airflow
8 3 (0.39%) JBoss
8 3 (0.39%) SAP Portal
9 2 (0.26%) Apache Spark
9 2 (0.26%) Exchange Server 2007
9 2 (0.26%) Exchange Server 2013
9 2 (0.26%) nginx
9 2 (0.26%) OpenStack
9 2 (0.26%) Skype for Business
9 2 (0.26%) Tomcat
Applications
1 27 (3.50%) Microsoft Office
2 15 (1.94%) Microsoft Excel
3 13 (1.68%) Microsoft PowerPoint
4 11 (1.42%) Photoshop
5 10 (1.30%) MS Visio
5 10 (1.30%) Simulink
6 4 (0.52%) Spreadsheet
7 3 (0.39%) Microsoft Project
8 1 (0.13%) Adobe After Effects
8 1 (0.13%) Adobe Premiere
8 1 (0.13%) AutoCAD
8 1 (0.13%) Chatbot
8 1 (0.13%) CINEMA 4D
8 1 (0.13%) PTC Creo
8 1 (0.13%) Siemens NX
8 1 (0.13%) SPSS
Business Applications
1 8 (1.04%) ION MarketView
2 5 (0.65%) SAP Hybris
3 4 (0.52%) SAP CO
3 4 (0.52%) SAP FI
3 4 (0.52%) SAP FI/CO
4 3 (0.39%) Dynamics CRM
4 3 (0.39%) Lorenzo
4 3 (0.39%) SAP PSCD
5 2 (0.26%) Dynamics AX
5 2 (0.26%) Dynamics GP
5 2 (0.26%) Dynamics NAV
5 2 (0.26%) Oracle ERP
5 2 (0.26%) SAP S/4HANA
6 1 (0.13%) Magento
6 1 (0.13%) Oracle Applications
6 1 (0.13%) Oracle BPM
6 1 (0.13%) Oracle Retail
6 1 (0.13%) SAP CRM
6 1 (0.13%) SAP SD
6 1 (0.13%) Teamcenter
Cloud Services
1 60 (7.77%) AWS
2 48 (6.22%) Azure
3 21 (2.72%) GCP
4 16 (2.07%) GitHub
4 16 (2.07%) Power Platform
5 11 (1.42%) Amazon ElastiCache
6 7 (0.91%) Cloud Computing
7 6 (0.78%) AWS CloudFormation
7 6 (0.78%) Dynamics 365
7 6 (0.78%) Office 365
7 6 (0.78%) SaaS
7 6 (0.78%) Serverless
8 5 (0.65%) PowerApps
9 4 (0.52%) IaaS
9 4 (0.52%) PaaS
10 3 (0.39%) Amazon EKS
10 3 (0.39%) AWS Lambda
10 3 (0.39%) OpenShift
10 3 (0.39%) Power Automate
11 2 (0.26%) Virtual Private Cloud
Communications & Networking
1 52 (6.74%) Wi-Fi
2 43 (5.57%) TCP/IP
3 37 (4.79%) DHCP
4 33 (4.27%) IPv6
5 28 (3.63%) IPv4
6 22 (2.85%) HTTP
7 21 (2.72%) DNS
8 19 (2.46%) 5G
8 19 (2.46%) WAN
9 18 (2.33%) Bluetooth
10 16 (2.07%) Firewall
10 16 (2.07%) Wireless
11 15 (1.94%) 2G
11 15 (1.94%) RS-485
12 14 (1.81%) GSM
12 14 (1.81%) LAN
12 14 (1.81%) MVNO
12 14 (1.81%) Packet Switching
12 14 (1.81%) UPnP
13 12 (1.55%) VoIP
Database & Business Intelligence
1 31 (4.02%) SQL Server
2 14 (1.81%) PostgreSQL
2 14 (1.81%) Power BI
3 12 (1.55%) Amazon RDS
3 12 (1.55%) Data Warehouse
4 10 (1.30%) Big Data
4 10 (1.30%) GIS
4 10 (1.30%) MySQL
5 8 (1.04%) SQL Server Integration Services
6 6 (0.78%) NoSQL
6 6 (0.78%) SQL Server 2008
7 5 (0.65%) Data Lake
7 5 (0.65%) Electronic Patient Records
7 5 (0.65%) SQL Server Reporting Services
8 4 (0.52%) MS Access
8 4 (0.52%) Oracle Database
8 4 (0.52%) Qlik Sense
8 4 (0.52%) Redis
8 4 (0.52%) Relational Database
9 3 (0.39%) Oracle ODI
Development Applications
1 70 (9.07%) Git (software)
1 70 (9.07%) JIRA
2 25 (3.24%) Jenkins
3 23 (2.98%) GDB
4 17 (2.20%) GitLab
5 16 (2.07%) Visual Studio
6 15 (1.94%) Rational Rhapsody
7 13 (1.68%) CA Gen
8 12 (1.55%) Selenium
9 9 (1.17%) Sonatype Nexus
10 8 (1.04%) CircleCI
10 8 (1.04%) Maven
10 8 (1.04%) ProC
11 7 (0.91%) Artifactory
11 7 (0.91%) Bitbucket
11 7 (0.91%) Subversion
12 6 (0.78%) git-flow
12 6 (0.78%) PVCS
12 6 (0.78%) Xcode
13 5 (0.65%) gulp
General
1 117 (15.16%) Finance
2 56 (7.25%) Telecoms
3 49 (6.35%) Electronics
4 39 (5.05%) Public Sector
5 35 (4.53%) Law
6 24 (3.11%) Aerospace
7 23 (2.98%) Banking
8 17 (2.20%) Manufacturing
9 16 (2.07%) Marketing
10 13 (1.68%) Games
10 13 (1.68%) Investment Banking
11 10 (1.30%) Retail
12 7 (0.91%) Front Office
13 6 (0.78%) Automotive
13 6 (0.78%) Legal
14 4 (0.52%) Back Office
14 4 (0.52%) Billing
15 3 (0.39%) Military
15 3 (0.39%) Multimedia
15 3 (0.39%) Pharmaceutical
Job Titles
1 168 (21.76%) Developer
2 116 (15.03%) Software Engineer
3 56 (7.25%) Embedded Engineer
4 50 (6.48%) Embedded Software Engineer
5 42 (5.44%) Analyst
5 42 (5.44%) Project Manager
6 37 (4.79%) Architect
6 37 (4.79%) C Software Engineer
7 31 (4.02%) C++ Software Engineer
8 26 (3.37%) C/C++ Software Engineer
9 25 (3.24%) C Developer
9 25 (3.24%) C++ Developer
9 25 (3.24%) Consultant
10 23 (2.98%) Test Engineer
11 21 (2.72%) Python Engineer
11 21 (2.72%) Software Developer
12 19 (2.46%) Support Engineer
13 17 (2.20%) Embedded C Engineer
13 17 (2.20%) Security Engineer
14 16 (2.07%) Embedded C Software Engineer
Libraries, Frameworks & Software Standards
1 36 (4.66%) Web Services
2 32 (4.15%) .NET
3 31 (4.02%) HTML
4 25 (3.24%) POSIX
4 25 (3.24%) REST
5 22 (2.85%) CSS
6 21 (2.72%) XML
7 18 (2.33%) HTML5
8 17 (2.20%) JSON
9 16 (2.07%) Yocto
10 13 (1.68%) Node.js
11 12 (1.55%) JNI
11 12 (1.55%) Kafka
12 11 (1.42%) Celery
13 10 (1.30%) J2EE
13 10 (1.30%) Qt
13 10 (1.30%) STL
14 9 (1.17%) CSS3
14 9 (1.17%) RESTful
14 9 (1.17%) SOAP
Miscellaneous
1 60 (7.77%) Analytical Skills
2 34 (4.40%) Embedded Systems
3 32 (4.15%) Device Driver
4 29 (3.76%) Self-Motivation
5 24 (3.11%) Greenfield Project
6 19 (2.46%) Algorithms
7 18 (2.33%) Management Information System
8 16 (2.07%) Data Centre
8 16 (2.07%) PMI
8 16 (2.07%) STB
9 14 (1.81%) Fixed Income
10 13 (1.68%) User Experience
11 12 (1.55%) Credit Derivative
11 12 (1.55%) Derivative
11 12 (1.55%) Hedge funds
12 11 (1.42%) Foreign Exchange (FX)
13 10 (1.30%) Equities
13 10 (1.30%) Media Streaming
13 10 (1.30%) Mobile App
13 10 (1.30%) Video Conferencing
Operating Systems
1 151 (19.56%) Linux
2 86 (11.14%) Windows
3 48 (6.22%) Unix
4 33 (4.27%) Android
5 27 (3.50%) Windows 10
6 22 (2.85%) Embedded Linux
6 22 (2.85%) Windows Server
7 20 (2.59%) Windows Server 2012
8 17 (2.20%) Apple iOS
8 17 (2.20%) Windows 7
9 15 (1.94%) OpenWrt
9 15 (1.94%) Windows Server 2008
10 14 (1.81%) Mac OS
10 14 (1.81%) Red Hat Enterprise Linux
10 14 (1.81%) Windows Server 2016
11 11 (1.42%) Windows Server 2019
12 9 (1.17%) Solaris
13 8 (1.04%) AIX
14 6 (0.78%) OpenVMS
15 4 (0.52%) zOS
Processes & Methodologies
1 212 (27.46%) Agile Software Development
2 151 (19.56%) Software Engineering
3 98 (12.69%) Problem-Solving
4 74 (9.59%) Scrum
5 66 (8.55%) DevOps
6 60 (7.77%) Migration
7 49 (6.35%) TDD
8 47 (6.09%) Stakeholder Management
9 46 (5.96%) Continuous Integration
10 43 (5.57%) Project Delivery
11 42 (5.44%) Mathematics
12 40 (5.18%) Business Intelligence
13 39 (5.05%) Data Modelling
13 39 (5.05%) Open Source
14 37 (4.79%) ITIL
15 36 (4.66%) Configuration Management
15 36 (4.66%) Test Automation
16 35 (4.53%) Programme Management
16 35 (4.53%) UML
17 33 (4.27%) Project Management
Programming Languages
1 209 (27.07%) C++
2 182 (23.58%) Python
3 111 (14.38%) Java
4 99 (12.82%) SQL
5 59 (7.64%) C#
6 55 (7.12%) Embedded C
7 39 (5.05%) JavaScript
7 39 (5.05%) PowerShell
8 36 (4.66%) Shell Script
9 30 (3.89%) Bash Shell
10 24 (3.11%) Perl
11 23 (2.98%) PL/SQL
12 19 (2.46%) Ruby
13 18 (2.33%) MATLAB
13 18 (2.33%) PHP
13 18 (2.33%) VB
14 15 (1.94%) Ada
15 14 (1.81%) Embedded C++
16 13 (1.68%) R
16 13 (1.68%) VB.NET
Qualifications
1 177 (22.93%) Security Cleared
2 130 (16.84%) SC Cleared
3 58 (7.51%) Degree
4 56 (7.25%) DV Cleared
5 20 (2.59%) PMI Certification
6 19 (2.46%) Cisco Certification
7 12 (1.55%) Microsoft Certification
8 10 (1.30%) Computer Science Degree
9 7 (0.91%) PhD
10 6 (0.78%) Master's Degree
11 5 (0.65%) BPSS Clearance
11 5 (0.65%) CESG Certified Professional
11 5 (0.65%) CISM
11 5 (0.65%) CISSP
11 5 (0.65%) DBS Check
11 5 (0.65%) HNC
11 5 (0.65%) Numerate Degree
11 5 (0.65%) PMP
12 4 (0.52%) CCIE
12 4 (0.52%) CCNA
Quality Assurance & Compliance
1 38 (4.92%) QA
2 21 (2.72%) SLA
3 14 (1.81%) PMBOK
4 13 (1.68%) NIST
5 12 (1.55%) ISO/IEC 27001
6 10 (1.30%) JTAG
7 8 (1.04%) NCSC
8 7 (0.91%) Data Quality
8 7 (0.91%) MISRA
9 6 (0.78%) GDPR
10 5 (0.65%) WCAG
11 4 (0.52%) HMG Security Policy Framework
11 4 (0.52%) PMO
12 3 (0.39%) DO-178B
12 3 (0.39%) ISO 26262
12 3 (0.39%) Sarbanes-Oxley
13 2 (0.26%) IEC 62304
13 2 (0.26%) ISO 8583
13 2 (0.26%) MISRA C
14 1 (0.13%) ECSS
System Software
1 39 (5.05%) VMware Infrastructure
2 28 (3.63%) Active Directory
3 27 (3.50%) Docker
4 22 (2.85%) Firmware
5 18 (2.33%) VMware NSX
6 11 (1.42%) Virtual Machines
7 10 (1.30%) NFS
7 10 (1.30%) VMware ESXi
8 5 (0.65%) vSphere
9 4 (0.52%) Microcode
9 4 (0.52%) VirtualBox
10 3 (0.39%) Ceph
10 3 (0.39%) Oracle RAC
10 3 (0.39%) VMware Workstation
11 2 (0.26%) qmail
11 2 (0.26%) Samba
11 2 (0.26%) Veritas Cluster Server
11 2 (0.26%) Veritas Volume Manager
11 2 (0.26%) Xen
11 2 (0.26%) XenApp
Systems Management
1 40 (5.18%) Kubernetes
2 25 (3.24%) Ansible
3 14 (1.81%) Terraform
4 12 (1.55%) HP ALM
5 11 (1.42%) HP Fortify
5 11 (1.42%) vCenter Server
6 8 (1.04%) Prometheus
6 8 (1.04%) Puppet
7 7 (0.91%) Single Sign-On
8 6 (0.78%) Opscode Chef
8 6 (0.78%) vRealize Orchestrator
9 5 (0.65%) Cisco CUCM
9 5 (0.65%) SELinux
10 4 (0.52%) Hadoop YARN
11 3 (0.39%) HP Quality Center
11 3 (0.39%) MaaS360
11 3 (0.39%) Mesos
11 3 (0.39%) Nessus
12 2 (0.26%) NetBackup
12 2 (0.26%) SCCM
Vendors
1 68 (8.81%) Microsoft
2 64 (8.29%) Oracle
3 39 (5.05%) VMware
4 26 (3.37%) SAP
5 23 (2.98%) Cisco
6 22 (2.85%) Google
7 21 (2.72%) IBM
8 19 (2.46%) HP
9 15 (1.94%) Qualys
10 14 (1.81%) ServiceNow
11 13 (1.68%) Citrix
12 12 (1.55%) Micro Focus
12 12 (1.55%) Sonatype
13 11 (1.42%) Black Duck
13 11 (1.42%) EMC
13 11 (1.42%) ESRI
13 11 (1.42%) Lumension
13 11 (1.42%) Red Hat
13 11 (1.42%) Sophos
13 11 (1.42%) Splunk