Period
to

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 25 June 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
25 Jun 2022
Same period 2021 Same period 2020
Rank 186 164 144
Rank change year-on-year -22 -20 +12
Contract jobs citing C 1,303 1,047 769
As % of all contract jobs advertised in the UK 1.49% 1.64% 1.86%
As % of the Programming Languages category 4.05% 4.04% 4.49%
Number of daily rates quoted 806 627 452
10th Percentile £373 £350 £329
25th Percentile £464 £413 £413
Median daily rate (50th Percentile) £575 £519 £488
Median % change year-on-year +10.79% +6.46% +8.33%
75th Percentile £650 £600 £550
90th Percentile £750 £700 £612
UK excluding London median daily rate £513 £450 £461
% change year-on-year +13.89% -2.44% +8.53%
Number of hourly rates quoted 130 107 74
10th Percentile £35.00 £14.93 £19.33
25th Percentile £45.05 £26.59 £26.25
Median hourly rate £55.50 £45.50 £45.75
Median % change year-on-year +21.98% -0.55% +1.67%
75th Percentile £61.69 £52.50 £50.75
90th Percentile £68.41 £59.25 £56.75
UK excluding London median hourly rate £56.00 £46.00 £45.75
% change year-on-year +21.74% +0.55% +1.67%

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 32,158 25,903 17,142
As % of all contract IT jobs advertised in the UK 36.71% 40.48% 41.37%
Number of daily rates quoted 23,419 18,217 12,111
10th Percentile £390 £338 £325
25th Percentile £463 £413 £405
Median daily rate (50th Percentile) £550 £500 £500
Median % change year-on-year +10.00% - +5.26%
75th Percentile £666 £600 £588
90th Percentile £763 £693 £675
UK excluding London median daily rate £500 £445 £450
% change year-on-year +12.36% -1.11% +5.88%
Number of hourly rates quoted 530 470 286
10th Percentile £18.58 £16.37 £17.83
25th Percentile £35.00 £25.00 £22.13
Median hourly rate £50.99 £42.50 £42.50
Median % change year-on-year +19.96% - -3.41%
75th Percentile £62.51 £53.66 £50.00
90th Percentile £72.58 £64.00 £60.00
UK excluding London median hourly rate £50.77 £41.00 £42.50
% change year-on-year +23.83% -3.53% -4.49%

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 25 June 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 25 June 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 25 June 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 -9 1,137 £575 +15.00% 897
Work from Home +5 649 £572 +10.16% 288
London -4 540 £589 +7.05% 165
UK excluding London -18 538 £513 +13.89% 784
South East -20 149 £525 +16.67% 174
South West -31 115 £500 +11.11% 104
North of England +17 106 £475 +11.76% 184
East of England +7 95 £525 +2.44% 133
North West +18 81 £600 +35.59% 86
Midlands -48 36 £477 +17.78% 137
Yorkshire -26 26 £450 +28.57% 66
West Midlands -54 21 £477 +17.78% 86
Wales +11 20 £570 +20.00% 11
Scotland -38 15 £513 +2.50% 37
East Midlands -5 14 £488 +4.84% 50
Northern Ireland -3 2 - - 5
North East -12 1 £600 +87.50% 32

For the 6 months to 25 June 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.

1 412 (31.62%) Agile
2 385 (29.55%) Python
3 346 (26.55%) Security Cleared
4 342 (26.25%) C++
5 322 (24.71%) Linux
6 315 (24.17%) Social Skills
7 300 (23.02%) SC Cleared
8 278 (21.34%) Java
9 273 (20.95%) Finance
10 234 (17.96%) Software Engineering
11 222 (17.04%) AWS
12 215 (16.50%) SQL
13 203 (15.58%) Azure
14 182 (13.97%) DevOps
15 172 (13.20%) JIRA
16 171 (13.12%) Git (software)
17 160 (12.28%) Microsoft
17 160 (12.28%) Docker
18 141 (10.82%) Degree
19 137 (10.51%) Windows
20 135 (10.36%) Oracle
21 132 (10.13%) Analytical Skills
22 125 (9.59%) Problem-Solving
23 120 (9.21%) Kubernetes
24 119 (9.13%) C#
24 119 (9.13%) Stakeholder Management
25 113 (8.67%) Public Sector
26 111 (8.52%) Scrum
27 109 (8.37%) Unix
28 104 (7.98%) Test Automation

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 95 (7.29%) Confluence
2 31 (2.38%) nginx
3 26 (2.00%) SharePoint
4 17 (1.30%) Apache Spark
5 14 (1.07%) Apache
6 11 (0.84%) OpenStack
7 9 (0.69%) CMS
7 9 (0.69%) IIS
7 9 (0.69%) SharePoint Server
8 8 (0.61%) Tomcat
8 8 (0.61%) WebSphere
9 7 (0.54%) Oracle SOA Suite
10 6 (0.46%) SAS
11 4 (0.31%) IBM HTTP Server
11 4 (0.31%) MS Exchange
12 3 (0.23%) SharePoint 2013
12 3 (0.23%) WebSphere Application Server
13 2 (0.15%) Elasticsearch
13 2 (0.15%) JBoss
13 2 (0.15%) WebLogic
Applications
1 64 (4.91%) Microsoft Office
2 55 (4.22%) Microsoft Excel
3 20 (1.53%) Microsoft PowerPoint
4 17 (1.30%) Microsoft Project
5 15 (1.15%) Simulink
6 8 (0.61%) MS Visio
7 6 (0.46%) Spreadsheet
8 2 (0.15%) Chatbot
9 1 (0.077%) Adobe Illustrator
9 1 (0.077%) CATIA
9 1 (0.077%) InVision
9 1 (0.077%) NASTRAN
9 1 (0.077%) Photoshop
9 1 (0.077%) Sketch
9 1 (0.077%) Stateflow
9 1 (0.077%) Zeplin
Business Applications
1 7 (0.54%) Oracle Utilities
1 7 (0.54%) SAP S/4HANA
2 6 (0.46%) Dynamics CRM
2 6 (0.46%) SAP IBP
3 5 (0.38%) SAP Hybris
3 5 (0.38%) Workday HCM
4 4 (0.31%) Oracle BPM
4 4 (0.31%) Oracle EBS
4 4 (0.31%) Oracle Retail
4 4 (0.31%) Remedy ITSM
4 4 (0.31%) SAP PP
5 3 (0.23%) Oracle 11i
5 3 (0.23%) PeopleSoft HRMS
6 2 (0.15%) Maximo
6 2 (0.15%) Oracle Applications
6 2 (0.15%) Oracle BRM
6 2 (0.15%) Oracle ERP
6 2 (0.15%) SAP CO
6 2 (0.15%) SAP FI
6 2 (0.15%) SAP FI/CO
Cloud Services
1 222 (17.04%) AWS
2 203 (15.58%) Azure
3 51 (3.91%) GCP
4 42 (3.22%) Microsoft 365
5 41 (3.15%) Power Platform
6 37 (2.84%) SaaS
7 27 (2.07%) Serverless
8 26 (2.00%) PaaS
9 18 (1.38%) GitHub
10 13 (1.00%) Cloud Computing
10 13 (1.00%) Dynamics 365
11 9 (0.69%) Azure Monitor
12 8 (0.61%) Amazon EC2
12 8 (0.61%) Amazon S3
12 8 (0.61%) AWS CloudFormation
12 8 (0.61%) AWS Lambda
12 8 (0.61%) OpenShift
12 8 (0.61%) Virtual Private Cloud
13 7 (0.54%) IaaS
13 7 (0.54%) Snowflake
Communications & Networking
1 66 (5.07%) Firewall
2 59 (4.53%) Wireless
3 51 (3.91%) LAN
4 50 (3.84%) DNS
5 39 (2.99%) IPv4
5 39 (2.99%) OSPF
6 37 (2.84%) WAN
7 32 (2.46%) Internet
7 32 (2.46%) VPN
8 29 (2.23%) Wi-Fi
9 27 (2.07%) BGP
10 26 (2.00%) TCP/IP
11 22 (1.69%) DHCP
12 20 (1.53%) DMZ
13 19 (1.46%) Network Security
14 17 (1.30%) SNMP
15 16 (1.23%) Ethernet
15 16 (1.23%) MPLS
15 16 (1.23%) VLAN
16 15 (1.15%) TACACS
Database & Business Intelligence
1 70 (5.37%) SQL Server
2 51 (3.91%) Big Data
3 38 (2.92%) Power BI
4 34 (2.61%) Relational Database
5 28 (2.15%) Tableau
6 27 (2.07%) Data Warehouse
6 27 (2.07%) Oracle Database
7 21 (1.61%) BigQuery
8 20 (1.53%) NoSQL
9 16 (1.23%) Hadoop
10 15 (1.15%) MySQL
10 15 (1.15%) RDBMS
11 13 (1.00%) PostgreSQL
11 13 (1.00%) SQL Server Integration Services
12 12 (0.92%) Qlik Sense
13 9 (0.69%) Data Lake
13 9 (0.69%) DB2
13 9 (0.69%) Oracle Reports
14 8 (0.61%) GIS
14 8 (0.61%) Oracle Database 10g
Development Applications
1 172 (13.20%) JIRA
2 171 (13.12%) Git (software)
3 66 (5.07%) Jenkins
4 33 (2.53%) Subversion
5 25 (1.92%) GitLab
6 24 (1.84%) Artifactory
7 23 (1.77%) Bitbucket
8 21 (1.61%) ProC
9 19 (1.46%) Visual Studio
10 14 (1.07%) SonarQube
11 13 (1.00%) JUnit
12 12 (0.92%) JMeter
12 12 (0.92%) Rational DOORS
13 11 (0.84%) TestRail
14 10 (0.77%) SoapUI
15 9 (0.69%) NUnit
16 8 (0.61%) Arsenale Dataplane
16 8 (0.61%) Maven
17 7 (0.54%) IBM UrbanCode
17 7 (0.54%) Postman
General
1 315 (24.17%) Social Skills
2 273 (20.95%) Finance
3 132 (10.13%) Analytical Skills
4 113 (8.67%) Public Sector
5 70 (5.37%) Banking
5 70 (5.37%) Legal
6 69 (5.30%) Telecoms
7 54 (4.14%) Retail
8 51 (3.91%) Electronics
9 45 (3.45%) Aerospace
10 44 (3.38%) Presentation Skills
11 38 (2.92%) Influencing Skills
12 32 (2.46%) Documentation Skills
13 29 (2.23%) Front Office
13 29 (2.23%) Manufacturing
14 26 (2.00%) Billing
15 24 (1.84%) Marketing
16 22 (1.69%) Investment Banking
17 20 (1.53%) Inclusion and Diversity
17 20 (1.53%) Local Government
Job Titles
1 288 (22.10%) Developer
2 137 (10.51%) Architect
3 125 (9.59%) Analyst
4 117 (8.98%) Software Engineer
5 67 (5.14%) Solutions Architect
6 62 (4.76%) DevOps Engineer
7 53 (4.07%) Project Manager
8 52 (3.99%) Business Analyst
9 47 (3.61%) C++ Developer
9 47 (3.61%) Consultant
9 47 (3.61%) Embedded Engineer
10 44 (3.38%) Python Developer
11 43 (3.30%) C Software Engineer
12 40 (3.07%) Senior Developer
13 38 (2.92%) C/C++ Software Engineer
13 38 (2.92%) C++ Software Engineer
14 37 (2.84%) C Developer
15 36 (2.76%) Embedded Software Engineer
15 36 (2.76%) Software Developer
16 30 (2.30%) Cloud Architect
Libraries, Frameworks & Software Standards
1 82 (6.29%) .NET
2 63 (4.83%) Kafka
3 59 (4.53%) React
4 58 (4.45%) HTML
5 55 (4.22%) CSS
6 45 (3.45%) REST
7 42 (3.22%) jQuery
8 41 (3.15%) Pandas
9 38 (2.92%) Flask
9 38 (2.92%) NumPy
10 37 (2.84%) Celery
10 37 (2.84%) Django
10 37 (2.84%) RabbitMQ
11 31 (2.38%) .NET Framework
12 28 (2.15%) JSON
12 28 (2.15%) XML
13 27 (2.07%) RESTful
14 24 (1.84%) Web Services
15 19 (1.46%) Apache Camel
15 19 (1.46%) FIX Protocol
Miscellaneous
1 49 (3.76%) Data Centre
2 45 (3.45%) Algorithms
3 40 (3.07%) Management Information System
3 40 (3.07%) Public Cloud
4 39 (2.99%) Self-Motivation
5 30 (2.30%) Data Structures
6 21 (1.61%) FPGA
6 21 (1.61%) User Experience
7 18 (1.38%) Equities
8 17 (1.30%) IoT
9 14 (1.07%) Clustering
9 14 (1.07%) Embedded Systems
9 14 (1.07%) Legacy Systems
10 12 (0.92%) NHS
10 12 (0.92%) Renewable Energy
11 11 (0.84%) Enterprise Software
11 11 (0.84%) SWIFT
12 10 (0.77%) ASIC
12 10 (0.77%) Cloud Native
12 10 (0.77%) Device Driver
Operating Systems
1 322 (24.71%) Linux
2 137 (10.51%) Windows
3 109 (8.37%) Unix
4 29 (2.23%) Windows Server
5 27 (2.07%) Embedded Linux
6 26 (2.00%) Android
7 23 (1.77%) Red Hat Enterprise Linux
8 20 (1.53%) Windows 10
9 8 (0.61%) Apple iOS
10 7 (0.54%) CentOS
10 7 (0.54%) Windows 7
11 6 (0.46%) SUSE
12 5 (0.38%) CoreOS
12 5 (0.38%) Windows Server 2008
13 4 (0.31%) AIX
13 4 (0.31%) Mac OS
13 4 (0.31%) VMS
13 4 (0.31%) VxWorks
14 3 (0.23%) Debian
14 3 (0.23%) OpenWrt
Processes & Methodologies
1 412 (31.62%) Agile
2 234 (17.96%) Software Engineering
3 182 (13.97%) DevOps
4 125 (9.59%) Problem-Solving
5 119 (9.13%) Stakeholder Management
6 111 (8.52%) Scrum
7 104 (7.98%) Test Automation
8 101 (7.75%) CI/CD
9 94 (7.21%) Project Management
10 88 (6.75%) Migration
11 87 (6.68%) ITIL
12 85 (6.52%) Analytics
12 85 (6.52%) Change Management
13 81 (6.22%) Software Testing
14 75 (5.76%) Decision-Making
15 73 (5.60%) Risk Management
16 69 (5.30%) Business Intelligence
17 64 (4.91%) TDD
18 61 (4.68%) Machine Learning
19 60 (4.60%) Data Science
Programming Languages
1 385 (29.55%) Python
2 342 (26.25%) C++
3 278 (21.34%) Java
4 215 (16.50%) SQL
5 119 (9.13%) C#
6 102 (7.83%) JavaScript
7 74 (5.68%) Bash
8 68 (5.22%) PL/SQL
9 67 (5.14%) Shell Script
10 64 (4.91%) Go
11 54 (4.14%) Perl
12 43 (3.30%) Rust
13 37 (2.84%) PowerShell
14 33 (2.53%) Embedded C
15 29 (2.23%) T-SQL
16 21 (1.61%) VB.NET
17 20 (1.53%) MATLAB
17 20 (1.53%) R
17 20 (1.53%) VBA
18 16 (1.23%) VB
Qualifications
1 346 (26.55%) Security Cleared
2 300 (23.02%) SC Cleared
3 141 (10.82%) Degree
4 51 (3.91%) DV Cleared
5 33 (2.53%) Computer Science Degree
6 26 (2.00%) BPSS Clearance
7 19 (1.46%) CISSP
8 17 (1.30%) PMI Certification
9 16 (1.23%) Cisco Certification
10 13 (1.00%) Master's Degree
11 12 (0.92%) PMP
12 10 (0.77%) CCNA
12 10 (0.77%) CEH
13 9 (0.69%) CISM
13 9 (0.69%) ITIL Certification
14 8 (0.61%) PRINCE2 Practitioner
14 8 (0.61%) TOGAF Certification
15 7 (0.54%) CISA
15 7 (0.54%) ISTQB
15 7 (0.54%) Microsoft Certification
Quality Assurance & Compliance
1 28 (2.15%) PMO
2 26 (2.00%) QA
3 22 (1.69%) GDPR
4 19 (1.46%) ISO/IEC 27001
4 19 (1.46%) SLA
5 11 (0.84%) Data Quality
6 10 (0.77%) PCI DSS
7 9 (0.69%) ISO 20022
8 7 (0.54%) Sarbanes-Oxley
9 6 (0.46%) Accessibility
9 6 (0.46%) IEC 62304
10 5 (0.38%) Def Stans
10 5 (0.38%) IEC 61508
10 5 (0.38%) NIST
10 5 (0.38%) SOC 1
10 5 (0.38%) SOC 2
11 3 (0.23%) ARP4754
11 3 (0.23%) JTAG
11 3 (0.23%) NIST 800
11 3 (0.23%) PMBOK
System Software
1 160 (12.28%) Docker
2 48 (3.68%) Virtual Machines
3 40 (3.07%) Active Directory
4 31 (2.38%) VMware Infrastructure
5 28 (2.15%) Firmware
6 15 (1.15%) Hyper-V
6 15 (1.15%) vSphere
7 10 (0.77%) VMware NSX
8 8 (0.61%) iptables
8 8 (0.61%) KVM
8 8 (0.61%) Oracle RAC
8 8 (0.61%) Xen
9 3 (0.23%) HDFS
9 3 (0.23%) Slurm Workload Manager
9 3 (0.23%) Tivoli Workload Scheduler
10 2 (0.15%) NFS
10 2 (0.15%) VirtualBox
10 2 (0.15%) VMware ESXi
11 1 (0.077%) Veritas Cluster Server
11 1 (0.077%) Veritas Volume Manager
Systems Management
1 120 (9.21%) Kubernetes
2 103 (7.90%) Terraform
3 57 (4.37%) Ansible
4 39 (2.99%) Puppet
5 35 (2.69%) Packer
6 33 (2.53%) Consul
7 18 (1.38%) ITRS Geneos
8 12 (0.92%) Microsoft Intune
9 11 (0.84%) Single Sign-On
10 9 (0.69%) Cisco CUCM
10 9 (0.69%) Nagios
10 9 (0.69%) Prometheus
11 8 (0.61%) Active Directory Federation Services
11 8 (0.61%) Opscode Chef
12 7 (0.54%) FortiGate
12 7 (0.54%) SCCM
13 6 (0.46%) WSUS
14 5 (0.38%) Grafana
14 5 (0.38%) Microsoft Clustering
14 5 (0.38%) vRealize
Vendors
1 160 (12.28%) Microsoft
2 135 (10.36%) Oracle
3 45 (3.45%) SAP
4 43 (3.30%) Cisco
5 39 (2.99%) VMware
6 38 (2.92%) Atlassian
7 32 (2.46%) Dynatrace
8 31 (2.38%) Google
9 22 (1.69%) IBM
10 19 (1.46%) Red Hat
11 18 (1.38%) Citrix
12 17 (1.30%) Splunk
13 14 (1.07%) Sun
14 13 (1.00%) SolarWinds
15 11 (0.84%) Sybase
16 10 (0.77%) HP
17 9 (0.69%) CheckPoint
17 9 (0.69%) Ericsson
17 9 (0.69%) ServiceNow
18 8 (0.61%) Apple