Period
to 5 March 2021

The following table provides summary statistics for permanent job vacancies advertised in the UK excluding London with a requirement for C skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited C over the 6 months to 5 March 2021 with a comparison to the same period in the previous 2 years.

C
UK > UK excluding London
6 months to
5 Mar 2021
Same period 2020 Same period 2019
Rank 92 69 70
Rank change year-on-year -23 +1 +3
Permanent jobs citing C 1,365 2,783 3,547
As % of all permanent jobs advertised in the UK excluding London 3.18% 4.02% 4.18%
As % of the Programming Languages category 5.80% 7.58% 7.74%
Number of salaries quoted 1,074 2,358 2,697
Median annual salary £50,000 £50,000 £47,500
Median salary % change year-on-year - +5.26% +5.56%
10th Percentile £31,767 £29,338 £27,500
90th Percentile £75,000 £70,000 £68,750
UK median annual salary £57,500 £52,500 £50,000
% change year-on-year +9.52% +5.00% -

C is in the Programming Languages category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in the UK excluding London with a requirement for coding skills.

All Programming Languages
UK excluding London
Permanent vacancies with a requirement for coding skills 23,540 36,724 45,848
As % of all permanent IT jobs advertised in the UK excluding London 54.92% 53.08% 54.02%
Number of salaries quoted 19,505 30,513 37,988
Median annual salary £50,000 £45,000 £45,000
Median salary % change year-on-year +11.11% - +5.88%
10th Percentile £31,250 £29,000 £27,500
90th Percentile £70,000 £67,500 £67,500
UK median annual salary £55,000 £52,500 £52,500
% change year-on-year +4.76% - +5.00%

C
Job Vacancy Trend in the UK excluding London

Job postings citing C as a proportion of all IT jobs advertised in the UK excluding London.

Job vacancy trend for C in the UK excluding London

C
Salary Trend in the UK excluding London

3-month moving average salary quoted in jobs citing C in the UK excluding London.

Salary trend for C in the UK excluding London

C
Salary Histogram in the UK excluding London

Salary distribution for jobs citing C in the UK excluding London over the 6 months to 5 March 2021.

Salary histogram for C in the UK excluding London

C
Job Locations in the UK excluding London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing C within the UK excluding London region over the 6 months to 5 March 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
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
South East -37 358 £55,000 +4.76% 192
South West -24 317 £52,500 +14.13% 97
North of England +11 209 £53,250 -0.25% 156
Midlands +24 200 £50,000 +5.26% 125
East of England -11 126 £50,000 +5.26% 123
Scotland +29 125 £47,500 - 47
East Midlands +88 106 £50,000 +5.26% 52
Yorkshire +44 103 £55,000 - 74
West Midlands -21 94 £51,250 +2.50% 73
North West -9 90 £50,000 -4.76% 63
Northern Ireland +22 18 £42,500 +6.25% 8
North East +29 16 £45,000 - 19
Wales -1 14 £45,000 +12.50% 20
C
UK

For the 6 months to 5 March 2021, IT 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 permanent job ads across the UK excluding London region with a requirement for C.

1 642 (47.03%) C++
2 510 (37.36%) Software Engineering
3 378 (27.69%) Linux
4 358 (26.23%) Agile Software Development
5 354 (25.93%) Python
6 287 (21.03%) Java
7 253 (18.53%) Degree
8 226 (16.56%) C#
9 222 (16.26%) Problem-Solving
10 203 (14.87%) Security Cleared
11 176 (12.89%) Mathematics
12 162 (11.87%) Scrum
13 157 (11.50%) Electronics
14 155 (11.36%) SQL
15 150 (10.99%) Test Automation
16 144 (10.55%) Computer Science
17 143 (10.48%) Embedded C
18 140 (10.26%) Windows
19 137 (10.04%) SC Cleared
20 131 (9.60%) QA
20 131 (9.60%) Microsoft
21 125 (9.16%) JavaScript
22 119 (8.72%) Firmware
23 112 (8.21%) DevOps
24 110 (8.06%) Algorithms
25 108 (7.91%) Finance
26 102 (7.47%) Cybersecurity
27 101 (7.40%) Continuous Integration
28 100 (7.33%) Validation
29 96 (7.03%) Embedded Systems

C
Co-occurring IT Skills in the UK excluding London 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 48 (3.52%) Confluence
2 13 (0.95%) MS Exchange
3 12 (0.88%) Tomcat
4 8 (0.59%) Elasticsearch
5 6 (0.44%) Apache Spark
5 6 (0.44%) OpenStack
6 5 (0.37%) JBoss
6 5 (0.37%) Oracle SOA Suite
6 5 (0.37%) WordPress
7 4 (0.29%) Apache
7 4 (0.29%) OpenROAD
7 4 (0.29%) Skype for Business
8 3 (0.22%) ArcGIS
8 3 (0.22%) SharePoint
9 2 (0.15%) IIS
10 1 (0.073%) CMS
10 1 (0.073%) Exchange Server 2013
10 1 (0.073%) Jupyter
10 1 (0.073%) Mule
10 1 (0.073%) WildFly
Applications
1 59 (4.32%) Microsoft Office
2 36 (2.64%) Simulink
3 18 (1.32%) Microsoft Excel
4 13 (0.95%) AutoCAD
5 10 (0.73%) Microsoft PowerPoint
6 4 (0.29%) Fusion 360
6 4 (0.29%) Gephi
6 4 (0.29%) Microsoft Project
7 2 (0.15%) Adobe Creative Suite
7 2 (0.15%) Adobe Illustrator
7 2 (0.15%) Adobe XD
7 2 (0.15%) InVision
7 2 (0.15%) Marvel
7 2 (0.15%) Photoshop
7 2 (0.15%) Sketch
7 2 (0.15%) Spreadsheet
7 2 (0.15%) SPSS
8 1 (0.073%) Quicktime
Business Applications
1 11 (0.81%) Sparx Enterprise Architect
2 10 (0.73%) Dynamics NAV
3 4 (0.29%) Dynamics CRM
3 4 (0.29%) Oracle EBS
3 4 (0.29%) Oracle EBS R12
3 4 (0.29%) Oracle Financials
4 2 (0.15%) Oracle BPM
4 2 (0.15%) Salesforce.com CRM
5 1 (0.073%) Dynamics AX
5 1 (0.073%) SAP ERP
5 1 (0.073%) SAP Hybris
5 1 (0.073%) SAP IBP
5 1 (0.073%) SAP Oil and Gas
Cloud Services
1 79 (5.79%) Azure
2 70 (5.13%) AWS
3 45 (3.30%) SaaS
4 44 (3.22%) Microsoft 365
5 17 (1.25%) AWS CloudFormation
5 17 (1.25%) Cloud Computing
5 17 (1.25%) GitHub
6 14 (1.03%) PaaS
7 13 (0.95%) GCP
7 13 (0.95%) Serverless
8 12 (0.88%) Amazon EC2
9 11 (0.81%) Amazon CloudWatch
9 11 (0.81%) AWS Lambda
9 11 (0.81%) Power Platform
10 5 (0.37%) Dynamics 365
11 4 (0.29%) Yarn
12 3 (0.22%) Amazon ECS
12 3 (0.22%) Amazon EKS
12 3 (0.22%) BrowserStack
12 3 (0.22%) Sauce Labs
Communications & Networking
1 88 (6.45%) Wireless
2 78 (5.71%) Ethernet
2 78 (5.71%) TCP/IP
3 71 (5.20%) Wi-Fi
4 45 (3.30%) Wireshark
5 44 (3.22%) Broadband
6 41 (3.00%) Internet
7 40 (2.93%) Bluetooth
8 34 (2.49%) HTTP
9 33 (2.42%) Firewall
10 30 (2.20%) MQTT
10 30 (2.20%) Software-Defined Radio
11 28 (2.05%) HTTPS
12 26 (1.90%) 802.11
13 25 (1.83%) STUN
14 20 (1.47%) RS-485
15 19 (1.39%) DNS
16 18 (1.32%) 5G
17 17 (1.25%) DVB
17 17 (1.25%) MIMO
Database & Business Intelligence
1 53 (3.88%) Big Data
2 30 (2.20%) SQL Server
3 28 (2.05%) PostgreSQL
4 23 (1.68%) MySQL
5 19 (1.39%) Redis
6 18 (1.32%) GIS
6 18 (1.32%) NoSQL
7 14 (1.03%) Relational Database
8 12 (0.88%) Neo4j
9 10 (0.73%) Power BI
10 8 (0.59%) Oracle Database
11 7 (0.51%) SQL Server Reporting Services
12 6 (0.44%) MongoDB
13 5 (0.37%) Amazon Athena
13 5 (0.37%) MariaDB
13 5 (0.37%) SQL Server 2008
14 4 (0.29%) Apache Hive
14 4 (0.29%) CouchDB
14 4 (0.29%) Crystal Reports
14 4 (0.29%) Impala
Development Applications
1 92 (6.74%) JIRA
2 63 (4.62%) Git (software)
3 55 (4.03%) Jenkins
4 47 (3.44%) Visual Studio
5 42 (3.08%) Eclipse
6 23 (1.68%) Maven
7 22 (1.61%) GitLab
8 20 (1.47%) Subversion
9 18 (1.32%) JUnit
10 17 (1.25%) GCC
10 17 (1.25%) IDA Disassembler
10 17 (1.25%) Rational DOORS
11 14 (1.03%) Selenium
12 13 (0.95%) Cucumber
13 10 (0.73%) Mockito
14 9 (0.66%) Rational Team Concert
15 8 (0.59%) GDB
15 8 (0.59%) TeamCity
15 8 (0.59%) Visual Studio Code
16 7 (0.51%) Gerrit
General
1 157 (11.50%) Electronics
2 108 (7.91%) Finance
3 92 (6.74%) Manufacturing
4 56 (4.10%) Telecoms
5 45 (3.30%) Aerospace
6 42 (3.08%) Marketing
7 41 (3.00%) Legal
8 39 (2.86%) Public Sector
9 37 (2.71%) Automotive
10 31 (2.27%) Military
11 29 (2.12%) Law
12 17 (1.25%) Local Government
13 14 (1.03%) Games
14 11 (0.81%) Retail
15 8 (0.59%) Advertising
16 6 (0.44%) Billing
17 2 (0.15%) Back Office
17 2 (0.15%) Banking
17 2 (0.15%) Pharmaceutical
17 2 (0.15%) Publishing
Job Titles
1 375 (27.47%) Software Engineer
2 229 (16.78%) Embedded Engineer
3 184 (13.48%) Developer
4 148 (10.84%) Embedded Software Engineer
5 104 (7.62%) Senior Software Engineer
6 76 (5.57%) C++ Software Engineer
7 67 (4.91%) C Software Engineer
8 60 (4.40%) Software Developer
9 52 (3.81%) Linux Engineer
10 51 (3.74%) Architect
10 51 (3.74%) C/C++ Software Engineer
11 49 (3.59%) Analyst
12 48 (3.52%) Consultant
13 44 (3.22%) Wireless Engineer
14 40 (2.93%) Systems Engineer
15 38 (2.78%) IT Support
15 38 (2.78%) Senior Developer
16 36 (2.64%) Firmware Engineer
17 35 (2.56%) Design Engineer
17 35 (2.56%) Senior Linux Engineer
Libraries, Frameworks & Software Standards
1 92 (6.74%) HTML
2 86 (6.30%) .NET
3 51 (3.74%) HTML5
4 37 (2.71%) Kafka
4 37 (2.71%) RESTful
5 35 (2.56%) CSS
6 33 (2.42%) Spring
6 33 (2.42%) Web Services
7 32 (2.34%) J2EE
8 30 (2.20%) Node.js
9 29 (2.12%) 802.1X
10 26 (1.90%) WPF
11 25 (1.83%) XMPP
12 24 (1.76%) REST
13 23 (1.68%) Spring Boot
14 20 (1.47%) SOAP
15 19 (1.39%) React
16 17 (1.25%) AngularJS
16 17 (1.25%) Apache NiFi
17 14 (1.03%) .NET Framework
Miscellaneous
1 110 (8.06%) Algorithms
2 96 (7.03%) Analytical Skills
2 96 (7.03%) Embedded Systems
3 72 (5.27%) Management Information System
4 70 (5.13%) Field-Programmable Gate Array
5 61 (4.47%) Self-Motivation
6 40 (2.93%) Robotics
7 39 (2.86%) Enterprise Software
8 36 (2.64%) Data Structures
8 36 (2.64%) VHDL
9 27 (1.98%) Internet of Things
10 25 (1.83%) Greenfield Project
10 25 (1.83%) Verilog
11 24 (1.76%) Driving Licence
12 23 (1.68%) Cyberattack
12 23 (1.68%) Mobile App
13 20 (1.47%) Device Driver
14 18 (1.32%) User Experience
15 15 (1.10%) Data Centre
16 14 (1.03%) Wiki
Operating Systems
1 378 (27.69%) Linux
2 140 (10.26%) Windows
3 59 (4.32%) Android
4 51 (3.74%) Embedded Linux
5 50 (3.66%) Unix
6 32 (2.34%) Apple iOS
6 32 (2.34%) CentOS
7 26 (1.90%) Red Hat Enterprise Linux
8 11 (0.81%) Robot Operating System
9 10 (0.73%) Windows 10
10 8 (0.59%) Windows Server
11 6 (0.44%) Fedora
11 6 (0.44%) Ubuntu
11 6 (0.44%) VxWorks
11 6 (0.44%) Windows 7
11 6 (0.44%) Windows Server 2003
11 6 (0.44%) Windows Server 2012
11 6 (0.44%) Windows XP
12 5 (0.37%) Mac OS
12 5 (0.37%) Windows Server 2008
Processes & Methodologies
1 510 (37.36%) Software Engineering
2 358 (26.23%) Agile Software Development
3 222 (16.26%) Problem-Solving
4 176 (12.89%) Mathematics
5 162 (11.87%) Scrum
6 150 (10.99%) Test Automation
7 144 (10.55%) Computer Science
8 112 (8.21%) DevOps
9 102 (7.47%) Cybersecurity
10 101 (7.40%) Continuous Integration
11 100 (7.33%) Validation
12 95 (6.96%) Project Management
13 92 (6.74%) TDD
14 91 (6.67%) OO
15 76 (5.57%) Microservices
16 73 (5.35%) Artificial Intelligence
17 70 (5.13%) Mentoring
18 69 (5.05%) Machine Learning
19 65 (4.76%) SDLC
20 64 (4.69%) Open Source
Programming Languages
1 642 (47.03%) C++
2 354 (25.93%) Python
3 287 (21.03%) Java
4 226 (16.56%) C#
5 155 (11.36%) SQL
6 143 (10.48%) Embedded C
7 125 (9.16%) JavaScript
8 67 (4.91%) MATLAB
9 53 (3.88%) Bash Shell
9 53 (3.88%) Embedded C++
10 43 (3.15%) Go
11 34 (2.49%) Java 8
12 25 (1.83%) PHP
13 24 (1.76%) TypeScript
14 21 (1.54%) Perl
15 18 (1.32%) Fortran
16 17 (1.25%) Ruby
17 16 (1.17%) PowerShell
18 12 (0.88%) VB.NET
19 9 (0.66%) Shell Script
Qualifications
1 253 (18.53%) Degree
2 203 (14.87%) Security Cleared
3 137 (10.04%) SC Cleared
4 86 (6.30%) DV Cleared
5 55 (4.03%) PhD
6 24 (1.76%) Computer Science Degree
7 16 (1.17%) BPSS Clearance
8 14 (1.03%) Microsoft Certification
9 12 (0.88%) Cisco Certification
10 10 (0.73%) CCNA
10 10 (0.73%) CISSP
11 8 (0.59%) HNC
12 7 (0.51%) CEH
13 6 (0.44%) HND
14 5 (0.37%) A+ Certification
14 5 (0.37%) GIAC
14 5 (0.37%) MCSE
14 5 (0.37%) Network+ Certification
14 5 (0.37%) PMI Certification
14 5 (0.37%) SSCP
Quality Assurance & Compliance
1 131 (9.60%) QA
2 51 (3.74%) MISRA
3 26 (1.90%) SLA
4 15 (1.10%) Def Stans
5 13 (0.95%) ISO 13485
6 12 (0.88%) ISO 26262
6 12 (0.88%) MISRA C
7 11 (0.81%) ISO 9001
8 9 (0.66%) PMO
9 8 (0.59%) IEC 61508
10 5 (0.37%) GDPR
10 5 (0.37%) IEC 62304
11 4 (0.29%) NCSC
12 3 (0.22%) ARP4754
12 3 (0.22%) ISO/IEC 15288
12 3 (0.22%) ISO/IEC 27001
12 3 (0.22%) NIST
13 2 (0.15%) PCI DSS
14 1 (0.073%) DO-254
14 1 (0.073%) JTAG
System Software
1 119 (8.72%) Firmware
2 74 (5.42%) Docker
3 40 (2.93%) VMware Infrastructure
4 21 (1.54%) Active Directory
5 15 (1.10%) VirtualBox
6 9 (0.66%) VMware ESXi
7 6 (0.44%) Virtual Machines
8 5 (0.37%) oVirt
8 5 (0.37%) Slurm Workload Manager
8 5 (0.37%) vSphere
8 5 (0.37%) Xen
9 4 (0.29%) Apache Flume
9 4 (0.29%) Ceph
10 2 (0.15%) Hyper-V
10 2 (0.15%) NFS
11 1 (0.073%) KVM
11 1 (0.073%) Samba
11 1 (0.073%) Snort
11 1 (0.073%) Terminal Services
11 1 (0.073%) Varnish
Systems Management
1 57 (4.18%) Ansible
2 32 (2.34%) Kibana
3 29 (2.12%) Kubernetes
4 26 (1.90%) Puppet
5 25 (1.83%) Graylog
6 19 (1.39%) Terraform
7 16 (1.17%) Opscode Chef
8 11 (0.81%) vCenter Server
9 10 (0.73%) Nagios
10 8 (0.59%) BMC PATROL
11 7 (0.51%) SCOM
11 7 (0.51%) ZABBIX
12 6 (0.44%) FlexNet
12 6 (0.44%) SELinux
13 5 (0.37%) Docker Swarm
13 5 (0.37%) FortiGate
13 5 (0.37%) Observium
13 5 (0.37%) Red Hat Spacewalk
14 4 (0.29%) Oozie
14 4 (0.29%) Proxmox
Vendors
1 131 (9.60%) Microsoft
2 55 (4.03%) VMware
3 44 (3.22%) Atlassian
4 27 (1.98%) Oracle
4 27 (1.98%) Red Hat
5 24 (1.76%) Klocwork
6 17 (1.25%) Google
7 14 (1.03%) Xilinx
8 12 (0.88%) Dell
9 11 (0.81%) SAP
9 11 (0.81%) Sparx
10 10 (0.73%) Apple
10 10 (0.73%) Cisco
10 10 (0.73%) Xamarin
11 8 (0.59%) Cadence
11 8 (0.59%) Splunk
12 6 (0.44%) Bloomberg
12 6 (0.44%) EMC
12 6 (0.44%) NetApp
12 6 (0.44%) Salesforce.com