Period
to 13 April 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 13 April 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
13 Apr 2021
Same period 2020 Same period 2019
Rank 150 124 165
Rank change year-on-year -26 +41 +9
Contract jobs citing C 726 1,071 1,543
As % of all contract jobs advertised in England 1.74% 1.99% 1.75%
As % of the Programming Languages category 4.24% 4.86% 4.03%
Number of daily rates quoted 422 653 813
10th Percentile £305 £325 £303
25th Percentile £388 £400 £356
Median daily rate (50th Percentile) £500 £475 £450
Median % change year-on-year +5.26% +5.56% -5.26%
75th Percentile £575 £550 £574
90th Percentile £700 £618 £675
UK median daily rate £500 £473 £438
% change year-on-year +5.82% +8.00% -7.89%
Number of hourly rates quoted 111 128 169
10th Percentile £11.17 £21.25 £34.10
25th Percentile £26.59 £41.25 £40.50
Median hourly rate £42.50 £47.50 £45.00
Median % change year-on-year -10.53% +5.56% +7.14%
75th Percentile £48.75 £50.00 £50.00
90th Percentile £58.00 £52.50 £52.50
UK median hourly rate £42.50 £46.50 £45.00
% change year-on-year -8.60% +3.33% +9.76%

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 17,124 22,049 38,269
As % of all contract IT jobs advertised in England 41.08% 40.95% 43.36%
Number of daily rates quoted 12,227 15,680 27,331
10th Percentile £320 £325 £325
25th Percentile £404 £405 £400
Median daily rate (50th Percentile) £500 £500 £485
Median % change year-on-year - +3.09% +2.11%
75th Percentile £600 £575 £575
90th Percentile £688 £658 £650
UK median daily rate £500 £485 £475
% change year-on-year +3.09% +2.11% +2.70%
Number of hourly rates quoted 378 408 552
10th Percentile £17.19 £17.43 £17.50
25th Percentile £25.00 £22.92 £26.25
Median hourly rate £42.25 £44.00 £42.63
Median % change year-on-year -3.98% +3.23% +6.56%
75th Percentile £50.00 £50.00 £49.30
90th Percentile £58.75 £57.50 £53.75
UK median hourly rate £42.50 £43.50 £42.50
% change year-on-year -2.30% +2.35% +6.25%

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 13 April 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 13 April 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 13 April 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 +24 301 £550 +4.76% 165
South East +13 133 £425 -5.56% 203
South West -8 100 £500 +7.53% 109
East of England -9 64 £500 +11.11% 106
North of England +23 48 £344 -5.17% 161
Midlands -11 40 £405 -19.00% 118
West Midlands -6 37 £405 -19.00% 71
Yorkshire +43 20 £338 -1.82% 70
North West -7 17 £425 +14.40% 74
North East +29 11 £160 -55.56% 17
East Midlands +15 3 - - 46
C
UK

For the 6 months to 13 April 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.

1 215 (29.61%) Agile Software Development
2 201 (27.69%) Security Cleared
3 186 (25.62%) C++
4 165 (22.73%) Software Engineering
5 164 (22.59%) Python
6 146 (20.11%) Linux
7 136 (18.73%) SC Cleared
8 135 (18.60%) Java
9 124 (17.08%) SQL
10 88 (12.12%) JIRA
11 87 (11.98%) Scrum
12 86 (11.85%) Problem-Solving
13 80 (11.02%) Finance
14 79 (10.88%) DevOps
15 76 (10.47%) Git (software)
16 74 (10.19%) Degree
16 74 (10.19%) Oracle
17 72 (9.92%) DV Cleared
18 69 (9.50%) C#
19 68 (9.37%) AWS
20 63 (8.68%) Windows
21 62 (8.54%) Data Modelling
22 59 (8.13%) Microsoft
22 59 (8.13%) Continuous Integration
22 59 (8.13%) Kubernetes
23 57 (7.85%) Business Intelligence
24 54 (7.44%) TDD
24 54 (7.44%) Test Automation
25 52 (7.16%) Test Strategy
26 51 (7.02%) Telecoms

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 41 (5.65%) Confluence
2 15 (2.07%) SharePoint
3 14 (1.93%) WebLogic
4 8 (1.10%) Apache
4 8 (1.10%) ArcGIS
4 8 (1.10%) SAP Portal
5 5 (0.69%) Apache Spark
6 4 (0.55%) Elasticsearch
6 4 (0.55%) MS Exchange
6 4 (0.55%) Oracle SOA Suite
6 4 (0.55%) SAS
6 4 (0.55%) Tomcat
7 3 (0.41%) CMS
8 2 (0.28%) Exchange Server 2007
8 2 (0.28%) Exchange Server 2013
8 2 (0.28%) OpenStack
8 2 (0.28%) Skype for Business
9 1 (0.14%) Apache Airflow
9 1 (0.14%) Apache Qpid
9 1 (0.14%) Oracle Service Bus
Applications
1 25 (3.44%) Microsoft Office
2 19 (2.62%) Microsoft Excel
3 8 (1.10%) Photoshop
3 8 (1.10%) Simulink
4 7 (0.96%) Microsoft PowerPoint
4 7 (0.96%) MS Visio
5 5 (0.69%) Spreadsheet
6 2 (0.28%) Microsoft Project
7 1 (0.14%) AutoCAD
7 1 (0.14%) Chatbot
7 1 (0.14%) GNU Octave
7 1 (0.14%) SOLIDWORKS
7 1 (0.14%) TargetLink
Business Applications
1 8 (1.10%) SAP PSCD
2 5 (0.69%) SAP CO
2 5 (0.69%) SAP FI
2 5 (0.69%) SAP FI/CO
3 3 (0.41%) Lorenzo
3 3 (0.41%) Oracle Applications
3 3 (0.41%) SAP Hybris
4 2 (0.28%) ION MarketView
4 2 (0.28%) Primavera
4 2 (0.28%) SAP S/4HANA
4 2 (0.28%) Sparx Enterprise Architect
5 1 (0.14%) Cerner Millennium
5 1 (0.14%) Dynamics AX
5 1 (0.14%) Dynamics GP
5 1 (0.14%) HealthRoster
5 1 (0.14%) Oracle BPM
5 1 (0.14%) Oracle ERP
5 1 (0.14%) SAP Business One
Cloud Services
1 68 (9.37%) AWS
2 43 (5.92%) Azure
3 19 (2.62%) Amazon ElastiCache
4 17 (2.34%) GitHub
5 14 (1.93%) Microsoft 365
5 14 (1.93%) Power Platform
6 10 (1.38%) SaaS
7 9 (1.24%) PaaS
8 8 (1.10%) GCP
9 7 (0.96%) AWS CloudFormation
9 7 (0.96%) IaaS
9 7 (0.96%) Serverless
10 6 (0.83%) Azure Active Directory
10 6 (0.83%) OpenShift
11 5 (0.69%) AWS Lambda
11 5 (0.69%) PowerApps
12 3 (0.41%) Amazon Cognito
12 3 (0.41%) Dynamics 365
12 3 (0.41%) Power Automate
13 2 (0.28%) AWS CodeCommit
Communications & Networking
1 29 (3.99%) Wi-Fi
2 17 (2.34%) TCP/IP
2 17 (2.34%) Wireless
3 16 (2.20%) DHCP
4 15 (2.07%) Internet
4 15 (2.07%) IPv6
5 14 (1.93%) DNS
6 13 (1.79%) DECT
6 13 (1.79%) RS-485
6 13 (1.79%) UPnP
7 12 (1.65%) Broadband
7 12 (1.65%) FTP
7 12 (1.65%) Multicast
8 11 (1.52%) Bluetooth
8 11 (1.52%) IPv4
9 10 (1.38%) PPP
10 9 (1.24%) 5G
10 9 (1.24%) Modbus
10 9 (1.24%) RS-422
11 8 (1.10%) HTTP
Database & Business Intelligence
1 27 (3.72%) SQL Server
2 26 (3.58%) PostgreSQL
3 20 (2.75%) Amazon RDS
4 19 (2.62%) Big Data
5 15 (2.07%) MySQL
6 14 (1.93%) Power BI
7 13 (1.79%) GIS
7 13 (1.79%) MongoDB
8 9 (1.24%) BusinessObjects
8 9 (1.24%) Oracle Database
9 8 (1.10%) NoSQL
10 7 (0.96%) Data Warehouse
10 7 (0.96%) Relational Database
11 6 (0.83%) Electronic Patient Records
11 6 (0.83%) Hadoop
12 5 (0.69%) SQL Server Integration Services
13 4 (0.55%) MS Access
13 4 (0.55%) Oracle ODI
13 4 (0.55%) SQL Server Reporting Services
13 4 (0.55%) Tableau
Development Applications
1 88 (12.12%) JIRA
2 76 (10.47%) Git (software)
3 41 (5.65%) Jenkins
4 25 (3.44%) GDB
5 23 (3.17%) GitLab
6 19 (2.62%) Maven
6 19 (2.62%) ProC
7 18 (2.48%) Selenium
7 18 (2.48%) Visual Studio
8 16 (2.20%) Rational Rhapsody
9 12 (1.65%) CA Gen
9 12 (1.65%) CircleCI
10 11 (1.52%) Cucumber
11 9 (1.24%) Atlassian Bamboo
11 9 (1.24%) JUnit
11 9 (1.24%) Subversion
12 8 (1.10%) Sonatype Nexus
12 8 (1.10%) Xcode
13 7 (0.96%) Artifactory
13 7 (0.96%) LoadRunner
General
1 80 (11.02%) Finance
2 51 (7.02%) Telecoms
3 49 (6.75%) Electronics
4 37 (5.10%) Law
5 33 (4.55%) Public Sector
6 31 (4.27%) Banking
7 26 (3.58%) Aerospace
8 21 (2.89%) Investment Banking
9 18 (2.48%) Manufacturing
10 14 (1.93%) Marketing
11 13 (1.79%) Local Government
12 10 (1.38%) Back Office
12 10 (1.38%) Games
12 10 (1.38%) Retail
13 8 (1.10%) Legal
14 7 (0.96%) Military
15 6 (0.83%) Automotive
16 5 (0.69%) Front Office
17 4 (0.55%) Police
18 3 (0.41%) Avionics
Job Titles
1 169 (23.28%) Developer
2 119 (16.39%) Software Engineer
3 66 (9.09%) Embedded Engineer
4 59 (8.13%) Embedded Software Engineer
5 49 (6.75%) Architect
6 42 (5.79%) Analyst
7 39 (5.37%) C Developer
8 33 (4.55%) C++ Developer
9 31 (4.27%) C Software Engineer
10 30 (4.13%) Project Manager
11 28 (3.86%) Senior Developer
12 27 (3.72%) Python Engineer
13 25 (3.44%) Java Developer
14 22 (3.03%) Data Engineer
15 21 (2.89%) DevOps Engineer
15 21 (2.89%) Support Engineer
16 20 (2.75%) Consultant
17 18 (2.48%) C++ Software Engineer
17 18 (2.48%) Embedded C Engineer
18 17 (2.34%) Test Engineer
Libraries, Frameworks & Software Standards
1 32 (4.41%) .NET
2 30 (4.13%) Kafka
3 26 (3.58%) HTML
4 25 (3.44%) REST
5 23 (3.17%) Spring
5 23 (3.17%) Web Services
5 23 (3.17%) XML
6 19 (2.62%) AngularJS
6 19 (2.62%) Celery
7 17 (2.34%) J2EE
7 17 (2.34%) React
8 16 (2.20%) JSON
9 15 (2.07%) Node.js
10 14 (1.93%) Hibernate
10 14 (1.93%) Middleware
11 13 (1.79%) CSS
11 13 (1.79%) HTML5
11 13 (1.79%) RESTful
12 12 (1.65%) SOAP
13 9 (1.24%) J2SE
Miscellaneous
1 45 (6.20%) Analytical Skills
2 34 (4.68%) Embedded Systems
3 24 (3.31%) Self-Motivation
4 19 (2.62%) Algorithms
5 16 (2.20%) Virtual Team
6 15 (2.07%) User Experience
7 13 (1.79%) Data Structures
7 13 (1.79%) Field-Programmable Gate Array
7 13 (1.79%) Foreign Exchange (FX)
8 12 (1.65%) Device Driver
8 12 (1.65%) NHS
9 10 (1.38%) Management Information System
10 9 (1.24%) Data Centre
10 9 (1.24%) Enterprise Software
11 8 (1.10%) Cloud Native
11 8 (1.10%) Mainframe
11 8 (1.10%) Social Media
12 7 (0.96%) MPEG
12 7 (0.96%) SystemC
12 7 (0.96%) VHDL
Operating Systems
1 146 (20.11%) Linux
2 63 (8.68%) Windows
3 48 (6.61%) Unix
4 27 (3.72%) Embedded Linux
5 24 (3.31%) Android
6 21 (2.89%) OpenWrt
6 21 (2.89%) Windows Server
6 21 (2.89%) Windows Server 2012
7 19 (2.62%) Apple iOS
8 17 (2.34%) Windows 10
9 15 (2.07%) Windows Server 2016
10 12 (1.65%) Red Hat Enterprise Linux
10 12 (1.65%) Windows Server 2008
11 11 (1.52%) Windows 7
12 10 (1.38%) CentOS
13 8 (1.10%) Windows Server 2019
14 6 (0.83%) Ubuntu
15 5 (0.69%) Mac OS
16 4 (0.55%) VMS
16 4 (0.55%) zOS
Processes & Methodologies
1 215 (29.61%) Agile Software Development
2 165 (22.73%) Software Engineering
3 87 (11.98%) Scrum
4 86 (11.85%) Problem-Solving
5 79 (10.88%) DevOps
6 62 (8.54%) Data Modelling
7 59 (8.13%) Continuous Integration
8 57 (7.85%) Business Intelligence
9 54 (7.44%) TDD
9 54 (7.44%) Test Automation
10 52 (7.16%) Test Strategy
11 47 (6.47%) Analytics
12 45 (6.20%) Configuration Management
13 44 (6.06%) Software Testing
14 43 (5.92%) Stakeholder Management
15 41 (5.65%) Project Management
16 38 (5.23%) Open Source
17 36 (4.96%) Change Management
18 35 (4.82%) Mathematics
19 34 (4.68%) Kanban
Programming Languages
1 186 (25.62%) C++
2 164 (22.59%) Python
3 135 (18.60%) Java
4 124 (17.08%) SQL
5 69 (9.50%) C#
6 49 (6.75%) Embedded C
7 43 (5.92%) JavaScript
8 39 (5.37%) Shell Script
9 35 (4.82%) Bash Shell
10 31 (4.27%) PowerShell
11 29 (3.99%) PL/SQL
12 28 (3.86%) Perl
13 20 (2.75%) Ada
13 20 (2.75%) COBOL
14 19 (2.62%) Embedded C++
15 17 (2.34%) VB
16 16 (2.20%) Ruby
17 12 (1.65%) TypeScript
18 11 (1.52%) Objective-C
19 10 (1.38%) Go
Qualifications
1 201 (27.69%) Security Cleared
2 136 (18.73%) SC Cleared
3 74 (10.19%) Degree
4 72 (9.92%) DV Cleared
5 14 (1.93%) Microsoft Certification
6 10 (1.38%) Cisco Certification
6 10 (1.38%) PMI Certification
7 8 (1.10%) BPSS Clearance
8 6 (0.83%) Computer Science Degree
8 6 (0.83%) PMP
9 5 (0.69%) A+ Certification
9 5 (0.69%) Chartered Engineer
9 5 (0.69%) Numerate Degree
10 4 (0.55%) HNC
10 4 (0.55%) Master's Degree
11 3 (0.41%) APMP
11 3 (0.41%) BC Cleared
11 3 (0.41%) ISTQB
11 3 (0.41%) PhD
12 2 (0.28%) PRINCE2 Practitioner
Quality Assurance & Compliance
1 16 (2.20%) QA
2 14 (1.93%) SLA
3 12 (1.65%) JTAG
4 7 (0.96%) DO-178B
5 6 (0.83%) ISO/IEC 27001
5 6 (0.83%) MISRA
6 5 (0.69%) PMBOK
6 5 (0.69%) PMO
7 4 (0.55%) GDPR
8 3 (0.41%) Data Quality
8 3 (0.41%) ISO 26262
8 3 (0.41%) NIST
9 2 (0.28%) ISO 9001
9 2 (0.28%) ISO/IEC 20000
9 2 (0.28%) MISRA C
9 2 (0.28%) NCSC
9 2 (0.28%) Sarbanes-Oxley
10 1 (0.14%) Actionable Recommendations
10 1 (0.14%) ECSS
10 1 (0.14%) WCAG
System Software
1 43 (5.92%) Docker
2 22 (3.03%) VMware Infrastructure
3 19 (2.62%) Active Directory
4 16 (2.20%) VMware NSX
5 14 (1.93%) Firmware
6 6 (0.83%) VMware ESXi
7 4 (0.55%) Ceph
7 4 (0.55%) Microcode
7 4 (0.55%) NFS
7 4 (0.55%) Virtual Machines
8 3 (0.41%) vSphere
9 2 (0.28%) HDFS
9 2 (0.28%) KVM
9 2 (0.28%) OCFS2
9 2 (0.28%) Oracle RAC
9 2 (0.28%) Postfix
9 2 (0.28%) qmail
9 2 (0.28%) Samba
9 2 (0.28%) Sendmail
9 2 (0.28%) Xen
Systems Management
1 59 (8.13%) Kubernetes
2 37 (5.10%) Ansible
3 22 (3.03%) Terraform
4 9 (1.24%) HP ALM
4 9 (1.24%) HP Quality Center
5 7 (0.96%) vCenter Server
6 5 (0.69%) Hadoop YARN
6 5 (0.69%) Prometheus
6 5 (0.69%) Puppet
6 5 (0.69%) SELinux
6 5 (0.69%) vRealize Orchestrator
7 4 (0.55%) Opscode Chef
8 3 (0.41%) HP Fortify
8 3 (0.41%) Kibana
8 3 (0.41%) Mesos
8 3 (0.41%) MIIS
9 2 (0.28%) AirWatch
9 2 (0.28%) Microsoft Intune
9 2 (0.28%) NetBackup
9 2 (0.28%) SnapMirror
Vendors
1 74 (10.19%) Oracle
2 59 (8.13%) Microsoft
3 29 (3.99%) SAP
4 24 (3.31%) HP
5 22 (3.03%) VMware
6 21 (2.89%) Atlassian
7 20 (2.75%) webMethods
8 18 (2.48%) Cisco
9 15 (2.07%) IBM
10 12 (1.65%) BEA
10 12 (1.65%) Pega
10 12 (1.65%) Red Hat
11 11 (1.52%) EMC
11 11 (1.52%) Google
12 9 (1.24%) Adobe
13 8 (1.10%) ESRI
13 8 (1.10%) Lumension
13 8 (1.10%) Sophos
14 6 (0.83%) ServiceNow
14 6 (0.83%) Xilinx