Period
to 19 January 2022

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 19 January 2022 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
19 Jan 2022
Same period 2021 Same period 2020
Rank 204 118 124
Rank change year-on-year -86 +6 +49
Contract jobs citing C 1,211 876 1,454
As % of all contract jobs advertised in the UK 1.38% 2.13% 2.03%
As % of the Programming Languages category 3.57% 5.15% 4.97%
Number of daily rates quoted 734 490 838
10th Percentile £350 £281 £313
25th Percentile £450 £363 £400
Median daily rate (50th Percentile) £550 £488 £450
Median % change year-on-year +12.82% +8.33% -
75th Percentile £650 £575 £550
90th Percentile £775 £700 £625
UK excluding London median daily rate £480 £413 £450
% change year-on-year +16.45% -8.33% +9.09%
Number of hourly rates quoted 103 131 178
10th Percentile £24.36 £11.17 £26.66
25th Percentile £45.00 £23.88 £40.06
Median hourly rate £52.50 £42.50 £45.00
Median % change year-on-year +23.53% -5.56% +5.88%
75th Percentile £60.00 £48.75 £50.00
90th Percentile £75.00 £58.75 £53.75
UK excluding London median hourly rate £51.50 £42.50 £45.00
% change year-on-year +21.18% -5.56% +5.88%

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 33,886 17,021 29,269
As % of all contract IT jobs advertised in the UK 38.66% 41.43% 40.81%
Number of daily rates quoted 24,721 11,971 20,487
10th Percentile £369 £313 £325
25th Percentile £440 £388 £400
Median daily rate (50th Percentile) £538 £475 £475
Median % change year-on-year +13.16% - -
75th Percentile £638 £575 £575
90th Percentile £725 £663 £650
UK excluding London median daily rate £475 £425 £430
% change year-on-year +11.76% -1.16% +1.18%
Number of hourly rates quoted 430 403 534
10th Percentile £19.52 £13.39 £16.52
25th Percentile £32.13 £24.00 £24.13
Median hourly rate £49.00 £42.50 £43.50
Median % change year-on-year +15.29% -2.30% +3.11%
75th Percentile £60.88 £49.50 £50.00
90th Percentile £71.37 £58.75 £55.00
UK excluding London median hourly rate £47.50 £42.50 £42.50
% change year-on-year +11.76% - -

C
Job Vacancy Trend

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

Job vacancy trend for C in the UK

C
Contractor Daily Rate Trend

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

Daily rate trend for C in the UK

C
Daily Rate Histogram

Daily rate distribution for jobs citing C over the 6 months to 19 January 2022.

Daily rate histogram for C in the UK

C
Contractor Hourly Rate Trend

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

Hourly rate trend for C in the UK

C
Hourly Rate Histogram

Hourly rate distribution of jobs citing C over the 6 months to 19 January 2022.

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 19 January 2022. 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
Jobs
England -80 1,027 £550 +15.79% 873
London -53 514 £600 +14.29% 205
UK excluding London -75 507 £480 +16.45% 727
Work from Home -75 276 £540 +7.73% 152
South East -78 133 £463 +12.12% 170
South West -5 124 £490 +5.38% 104
East of England -22 110 £500 +27.80% 100
North of England -69 46 £450 +33.33% 176
Midlands -62 45 £450 +16.13% 119
Wales -6 31 £509 +31.23% 13
West Midlands -58 31 £438 +16.67% 63
North West -45 28 £438 +1.74% 76
Scotland -40 23 £525 +4.17% 42
Yorkshire -46 17 £450 +33.33% 63
East Midlands -28 14 £473 +18.13% 56
North East -10 3 £650 +306.25% 37
Northern Ireland -7 1 - - 5

For the 6 months to 19 January 2022, 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.

1 360 (29.73%) Agile Software Development
2 355 (29.31%) C++
3 284 (23.45%) Social Skills
4 278 (22.96%) Python
5 262 (21.64%) Security Cleared
6 245 (20.23%) Java
7 238 (19.65%) Finance
8 230 (18.99%) Software Engineering
9 224 (18.50%) Linux
10 193 (15.94%) SC Cleared
11 178 (14.70%) DevOps
12 165 (13.63%) Azure
13 157 (12.96%) Windows
14 156 (12.88%) SQL
15 152 (12.55%) Degree
16 139 (11.48%) SDLC
17 130 (10.73%) AWS
18 128 (10.57%) Stakeholder Management
19 119 (9.83%) C#
19 119 (9.83%) Problem-Solving
20 112 (9.25%) Microsoft
21 106 (8.75%) Analytical Skills
22 100 (8.26%) CI/CD
23 93 (7.68%) JavaScript
23 93 (7.68%) Git (software)
24 90 (7.43%) .NET
24 90 (7.43%) Project Management
24 90 (7.43%) Telecoms
25 89 (7.35%) Oracle
26 88 (7.27%) JIRA

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 37 (3.06%) SharePoint
2 28 (2.31%) Apache Spark
3 27 (2.23%) Confluence
4 21 (1.73%) OpenStack
5 13 (1.07%) Apache
5 13 (1.07%) ArcGIS
5 13 (1.07%) CMS
6 12 (0.99%) SAS
7 8 (0.66%) IIS
8 6 (0.50%) Elasticsearch
8 6 (0.50%) WebLogic
9 5 (0.41%) Oracle SOA Suite
10 3 (0.25%) MS Exchange
10 3 (0.25%) Tomcat
11 2 (0.17%) IBM Notes
11 2 (0.17%) Red Hat Fuse
11 2 (0.17%) SharePoint 2013
11 2 (0.17%) Tuxedo
12 1 (0.083%) Apache Airflow
12 1 (0.083%) Exchange Server 2013
Applications
1 53 (4.38%) Microsoft Excel
2 44 (3.63%) Microsoft Office
3 18 (1.49%) Simulink
4 15 (1.24%) Microsoft PowerPoint
5 11 (0.91%) Photoshop
6 9 (0.74%) Microsoft Project
7 5 (0.41%) FrameMaker
7 5 (0.41%) MS Visio
8 2 (0.17%) Notepad++
8 2 (0.17%) Sketch
8 2 (0.17%) Spreadsheet
9 1 (0.083%) Adobe XD
9 1 (0.083%) Chatbot
9 1 (0.083%) Houdini
9 1 (0.083%) InVision
9 1 (0.083%) Maya
9 1 (0.083%) NUKE
9 1 (0.083%) PlantUML
9 1 (0.083%) SOLIDWORKS
9 1 (0.083%) Zeplin
Business Applications
1 24 (1.98%) ION MarketView
2 11 (0.91%) Dynamics NAV
3 9 (0.74%) SAP S/4HANA
4 7 (0.58%) Shopify
5 5 (0.41%) Workday HCM
6 4 (0.33%) Sentinel
7 3 (0.25%) BASE24
7 3 (0.25%) Oracle ERP
8 2 (0.17%) Dynamics CRM
8 2 (0.17%) IBM Planning Analytics
8 2 (0.17%) NetSuite
8 2 (0.17%) Oracle BPM
8 2 (0.17%) Oracle EBS R12
8 2 (0.17%) Oracle Financials
8 2 (0.17%) Remedy ITSM
8 2 (0.17%) SAP BPC
8 2 (0.17%) SAP ERP
8 2 (0.17%) SAP Hybris
8 2 (0.17%) SAP MDG
8 2 (0.17%) Sparx Enterprise Architect
Cloud Services
1 165 (13.63%) Azure
2 130 (10.73%) AWS
3 72 (5.95%) GCP
4 45 (3.72%) Serverless
5 41 (3.39%) GitHub
6 35 (2.89%) SaaS
7 31 (2.56%) Microsoft 365
8 30 (2.48%) Power Platform
9 28 (2.31%) AWS CloudFormation
10 19 (1.57%) PaaS
11 18 (1.49%) Cloud Computing
12 13 (1.07%) AWS Lambda
13 8 (0.66%) Azure Monitor
14 7 (0.58%) Akamai
14 7 (0.58%) Algolia
14 7 (0.58%) Amplience
14 7 (0.58%) CloudFront
15 6 (0.50%) Amazon S3
15 6 (0.50%) Azure Functions
15 6 (0.50%) Azure Sentinel
Communications & Networking
1 55 (4.54%) 5G
2 51 (4.21%) Firewall
3 49 (4.05%) Wireless
4 44 (3.63%) GSM
5 43 (3.55%) 2G
6 41 (3.39%) MVNO
7 31 (2.56%) Network Security
8 30 (2.48%) Wi-Fi
9 28 (2.31%) Packet Switching
9 28 (2.31%) WAN
10 26 (2.15%) LAN
11 23 (1.90%) OSPF
12 20 (1.65%) Ethernet
12 20 (1.65%) Internet
13 19 (1.57%) Software-Defined Networking
13 19 (1.57%) TCP/IP
14 18 (1.49%) BGP
14 18 (1.49%) DNS
15 17 (1.40%) VPN
16 14 (1.16%) Bluetooth
Database & Business Intelligence
1 67 (5.53%) SQL Server
2 40 (3.30%) Relational Database
3 34 (2.81%) NoSQL
4 30 (2.48%) GIS
5 29 (2.39%) Power BI
6 27 (2.23%) Oracle Database
6 27 (2.23%) PostgreSQL
7 26 (2.15%) Hadoop
8 24 (1.98%) Big Data
9 23 (1.90%) Data Warehouse
10 22 (1.82%) MySQL
11 20 (1.65%) Tableau
12 18 (1.49%) Geospatial Data
13 15 (1.24%) RDBMS
13 15 (1.24%) SQL Server Integration Services
14 14 (1.16%) Metadata
15 12 (0.99%) Data Lake
16 11 (0.91%) MongoDB
17 9 (0.74%) Electronic Patient Records
17 9 (0.74%) SQL Server Reporting Services
Development Applications
1 93 (7.68%) Git (software)
2 88 (7.27%) JIRA
3 58 (4.79%) Jenkins
4 35 (2.89%) Rational DOORS
4 35 (2.89%) Rational Rhapsody
5 28 (2.31%) GitLab
6 23 (1.90%) Eclipse
7 20 (1.65%) Bitbucket
8 17 (1.40%) NetBeans
8 17 (1.40%) Rational Team Concert
8 17 (1.40%) Subversion
9 16 (1.32%) GDB
10 15 (1.24%) Visual Studio
11 14 (1.16%) TeamCity
12 12 (0.99%) Burp Suite
12 12 (0.99%) Gatling
13 11 (0.91%) LoadRunner
14 10 (0.83%) SonarQube
15 9 (0.74%) JMeter
15 9 (0.74%) Selenium
General
1 284 (23.45%) Social Skills
2 238 (19.65%) Finance
3 106 (8.75%) Analytical Skills
4 90 (7.43%) Telecoms
5 74 (6.11%) Banking
6 63 (5.20%) Public Sector
7 61 (5.04%) Presentation Skills
8 44 (3.63%) Legal
9 39 (3.22%) Electronics
10 37 (3.06%) Retail
11 29 (2.39%) Marketing
12 26 (2.15%) Influencing Skills
13 22 (1.82%) Investment Banking
13 22 (1.82%) Organisational Skills
14 21 (1.73%) Documentation Skills
15 20 (1.65%) Aerospace
15 20 (1.65%) Manufacturing
16 16 (1.32%) Financial Institution
16 16 (1.32%) Local Government
17 15 (1.24%) Automotive
Job Titles
1 245 (20.23%) Developer
2 160 (13.21%) Software Engineer
3 133 (10.98%) Architect
4 105 (8.67%) Analyst
5 75 (6.19%) Project Manager
6 70 (5.78%) Embedded Engineer
7 58 (4.79%) C Software Engineer
8 55 (4.54%) Business Analyst
9 52 (4.29%) Embedded Software Engineer
10 44 (3.63%) C++ Software Engineer
11 41 (3.39%) Consultant
12 40 (3.30%) Java Developer
13 37 (3.06%) C/C++ Software Engineer
14 34 (2.81%) C++ Developer
15 33 (2.73%) Solutions Architect
16 30 (2.48%) C# Developer
16 30 (2.48%) Java Engineer
17 28 (2.31%) Cloud Architect
18 27 (2.23%) Embedded C Engineer
18 27 (2.23%) Security Architect
Libraries, Frameworks & Software Standards
1 90 (7.43%) .NET
2 51 (4.21%) React
2 51 (4.21%) REST
3 42 (3.47%) Web Services
4 41 (3.39%) .NET Framework
5 34 (2.81%) HTML
5 34 (2.81%) XML
6 33 (2.73%) CSS
7 29 (2.39%) WPF
8 28 (2.31%) JNI
9 24 (1.98%) ASP.NET
10 21 (1.73%) JSON
11 19 (1.57%) jQuery
11 19 (1.57%) Node.js
12 18 (1.49%) Twitter Bootstrap
13 17 (1.40%) CORBA
13 17 (1.40%) Motif
14 16 (1.32%) AngularJS
14 16 (1.32%) WCF
14 16 (1.32%) WinForms
Miscellaneous
1 55 (4.54%) Self-Motivation
2 35 (2.89%) User Experience
3 34 (2.81%) Management Information System
4 30 (2.48%) Algorithms
5 25 (2.06%) Client/Server
5 25 (2.06%) Data Centre
5 25 (2.06%) PMI
6 24 (1.98%) Cloud Native
7 23 (1.90%) Embedded Systems
8 20 (1.65%) Mobile App
9 19 (1.57%) Public Cloud
9 19 (1.57%) Renewable Energy
10 18 (1.49%) Legacy Applications
10 18 (1.49%) NHS
11 16 (1.32%) Clustering
11 16 (1.32%) SystemC
12 15 (1.24%) Enterprise Cloud
12 15 (1.24%) Hedge funds
12 15 (1.24%) Virtual Team
13 14 (1.16%) FPGA
Operating Systems
1 224 (18.50%) Linux
2 157 (12.96%) Windows
3 30 (2.48%) Windows Server
4 29 (2.39%) Unix
5 26 (2.15%) Red Hat Enterprise Linux
6 23 (1.90%) Android
6 23 (1.90%) Embedded Linux
6 23 (1.90%) Windows 10
7 18 (1.49%) Ubuntu
8 16 (1.32%) Apple iOS
9 15 (1.24%) Windows Server 2008
10 14 (1.16%) Windows 7
11 13 (1.07%) Windows Server 2012
11 13 (1.07%) Windows Server 2016
12 12 (0.99%) Windows Server 2019
13 10 (0.83%) Solaris
14 7 (0.58%) OpenWrt
14 7 (0.58%) VMS
14 7 (0.58%) VxWorks
15 6 (0.50%) Mac OS
Processes & Methodologies
1 360 (29.73%) Agile Software Development
2 230 (18.99%) Software Engineering
3 178 (14.70%) DevOps
4 139 (11.48%) SDLC
5 128 (10.57%) Stakeholder Management
6 119 (9.83%) Problem-Solving
7 100 (8.26%) CI/CD
8 90 (7.43%) Project Management
9 88 (7.27%) Analytics
10 87 (7.18%) Computer Science
11 85 (7.02%) Test Automation
12 81 (6.69%) Continuous Integration
12 81 (6.69%) OO
13 78 (6.44%) Project Delivery
14 72 (5.95%) ITIL
15 71 (5.86%) Scrum
16 70 (5.78%) Migration
17 64 (5.28%) Risk Management
18 63 (5.20%) Decision-Making
18 63 (5.20%) Mathematics
Programming Languages
1 355 (29.31%) C++
2 278 (22.96%) Python
3 245 (20.23%) Java
4 156 (12.88%) SQL
5 119 (9.83%) C#
6 93 (7.68%) JavaScript
7 68 (5.62%) Embedded C
8 67 (5.53%) Bash
9 50 (4.13%) PowerShell
10 45 (3.72%) Perl
11 37 (3.06%) T-SQL
12 36 (2.97%) TypeScript
13 35 (2.89%) VB
14 33 (2.73%) Shell Script
15 31 (2.56%) Embedded C++
16 25 (2.06%) VBA
17 24 (1.98%) MATLAB
17 24 (1.98%) PL/SQL
18 21 (1.73%) Ruby
19 16 (1.32%) Tcl
Qualifications
1 262 (21.64%) Security Cleared
2 193 (15.94%) SC Cleared
3 152 (12.55%) Degree
4 81 (6.69%) DV Cleared
5 38 (3.14%) Cisco Certification
6 36 (2.97%) Computer Science Degree
7 29 (2.39%) CISSP
7 29 (2.39%) PMI Certification
8 24 (1.98%) BPSS Clearance
9 15 (1.24%) Microsoft Certification
10 14 (1.16%) CCNA
11 13 (1.07%) CCNP
12 11 (0.91%) Master's Degree
12 11 (0.91%) PRINCE2 Practitioner
12 11 (0.91%) SANS
13 10 (0.83%) CREST Certified
13 10 (0.83%) PMP
13 10 (0.83%) VMware Certified Professional (VCP)
14 8 (0.66%) CCDP
15 7 (0.58%) PhD
Quality Assurance & Compliance
1 46 (3.80%) QA
2 41 (3.39%) GDPR
3 23 (1.90%) PMBOK
4 19 (1.57%) PMO
4 19 (1.57%) SLA
5 15 (1.24%) ISO/IEC 27001
6 11 (0.91%) NCSC
7 8 (0.66%) Data Quality
8 7 (0.58%) JTAG
9 6 (0.50%) DO-178B
9 6 (0.50%) NIST
10 5 (0.41%) GRC
11 4 (0.33%) ISO 26262
11 4 (0.33%) MISRA
12 3 (0.25%) Cyber Essentials
12 3 (0.25%) Disclosure Scotland
12 3 (0.25%) IEC 62304
13 2 (0.17%) Accessibility
13 2 (0.17%) ISO 9001
13 2 (0.17%) RMADS
System Software
1 76 (6.28%) Docker
2 56 (4.62%) Active Directory
3 51 (4.21%) VMware Infrastructure
4 40 (3.30%) Firmware
5 36 (2.97%) VMware NSX
6 33 (2.73%) vSphere
7 28 (2.31%) Virtual Machines
8 6 (0.50%) iptables
8 6 (0.50%) VirtualBox
9 5 (0.41%) KVM
9 5 (0.41%) Microsoft App-V
9 5 (0.41%) Virtual Servers
10 4 (0.33%) HDFS
10 4 (0.33%) Slurm Workload Manager
11 3 (0.25%) Hyper-V
11 3 (0.25%) NFS
11 3 (0.25%) VMware ESXi
12 2 (0.17%) VMFS
12 2 (0.17%) Xen
12 2 (0.17%) XenDesktop
Systems Management
1 72 (5.95%) Kubernetes
2 63 (5.20%) Terraform
3 24 (1.98%) Cisco CUCM
4 21 (1.73%) Ansible
5 18 (1.49%) vRealize
5 18 (1.49%) vRealize Orchestrator
6 16 (1.32%) Microsoft Clustering
7 13 (1.07%) BMC PATROL
8 12 (0.99%) Single Sign-On
9 9 (0.74%) Active Directory Federation Services
9 9 (0.74%) Nessus
9 9 (0.74%) SCCM
10 8 (0.66%) Microsoft Intune
11 6 (0.50%) VxRail
11 6 (0.50%) ZABBIX
12 5 (0.41%) HP Quality Center
12 5 (0.41%) Nagios
13 4 (0.33%) Grafana
13 4 (0.33%) systemd
13 4 (0.33%) vCenter Server
Vendors
1 112 (9.25%) Microsoft
2 89 (7.35%) Oracle
3 70 (5.78%) Cisco
4 61 (5.04%) VMware
5 35 (2.89%) SAP
6 27 (2.23%) Red Hat
7 24 (1.98%) ION Trading
8 21 (1.73%) Google
9 18 (1.49%) CheckPoint
10 17 (1.40%) Atlassian
11 15 (1.24%) IBM
12 13 (1.07%) ESRI
12 13 (1.07%) ServiceNow
12 13 (1.07%) Splunk
13 11 (0.91%) Databricks
13 11 (0.91%) Lumension
13 11 (0.91%) Salesforce.com
13 11 (0.91%) Sophos
14 10 (0.83%) Citrix
14 10 (0.83%) Sybase