Period
to 20 January 2021

The following table provides summary statistics for permanent job vacancies advertised in England 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 20 January 2021 with a comparison to the same period in the previous 2 years.

C
UK > England
6 months to
20 Jan 2021
Same period 2020 Same period 2019
Rank 120 87 97
Rank change year-on-year -33 +10 +4
Permanent jobs citing C 1,559 3,856 4,495
As % of all permanent jobs advertised in England 2.72% 3.33% 3.23%
As % of the Programming Languages category 4.68% 6.14% 5.88%
Number of salaries quoted 1,361 3,231 3,623
Median annual salary £59,000 £52,500 £50,000
Median salary % change year-on-year +12.38% +5.00% -
10th Percentile £37,500 £32,500 £29,750
90th Percentile £95,000 £80,000 £85,000
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 England with a requirement for coding skills.

All Programming Languages
England
Permanent vacancies with a requirement for coding skills 33,336 62,788 76,398
As % of all permanent IT jobs advertised in England 58.19% 54.16% 54.94%
Number of salaries quoted 28,475 52,687 64,484
Median annual salary £57,500 £55,000 £52,500
Median salary % change year-on-year +4.55% +4.76% +5.00%
10th Percentile £35,000 £32,000 £31,250
90th Percentile £90,000 £90,000 £85,000
UK median annual salary £55,000 £52,500 £52,500
% change year-on-year +4.76% - +5.00%

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
Salary Trend in England

3-month moving average salary quoted in jobs citing C in England.

Salary trend for C in England

C
Salary Histogram in England

Salary distribution for jobs citing C in England over the 6 months to 20 January 2021.

Salary histogram for C in England

C
Job Locations in England

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing C within the England region over the 6 months to 20 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
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
London +29 531 £70,000 +16.67% 151
South East -42 327 £54,500 +3.81% 119
South West -22 269 £52,500 +6.06% 94
North of England +23 166 £52,500 +5.00% 133
Midlands +23 155 £50,000 +5.26% 95
East of England -22 96 £52,500 +15.16% 97
Yorkshire +58 87 £55,000 +8.91% 48
West Midlands -12 79 £50,000 +5.26% 57
East Midlands +71 76 £50,000 +25.00% 38
North West -22 68 £50,000 - 67
North East +27 11 £45,000 - 19
C
UK

For the 6 months to 20 January 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 England region with a requirement for C.

1 661 (42.40%) C++
2 434 (27.84%) Software Engineering
3 418 (26.81%) Python
4 380 (24.37%) Agile Software Development
5 361 (23.16%) Java
6 360 (23.09%) Linux
7 282 (18.09%) Degree
8 240 (15.39%) Finance
9 210 (13.47%) SQL
10 205 (13.15%) Security Cleared
11 204 (13.09%) C#
12 188 (12.06%) AWS
13 180 (11.55%) Problem-Solving
14 162 (10.39%) Test Automation
15 155 (9.94%) Scrum
16 153 (9.81%) Azure
17 147 (9.43%) Electronics
17 147 (9.43%) Windows
18 140 (8.98%) Computer Science
19 137 (8.79%) JavaScript
20 136 (8.72%) Microsoft
21 134 (8.60%) Embedded C
21 134 (8.60%) Mathematics
21 134 (8.60%) SC Cleared
22 121 (7.76%) Project Management
23 119 (7.63%) DevOps
24 114 (7.31%) Cybersecurity
25 113 (7.25%) Analytics
26 107 (6.86%) DV Cleared
27 105 (6.74%) Open Source

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 46 (2.95%) Confluence
2 26 (1.67%) Elasticsearch
3 21 (1.35%) SAS
4 17 (1.09%) Apache Spark
5 15 (0.96%) Tomcat
6 12 (0.77%) Apache
7 10 (0.64%) MS Exchange
8 9 (0.58%) SharePoint
9 8 (0.51%) ArcGIS
10 7 (0.45%) Oracle SOA Suite
11 6 (0.38%) Jupyter
12 5 (0.32%) JBoss
13 4 (0.26%) Apache Pig
13 4 (0.26%) IIS
13 4 (0.26%) nginx
13 4 (0.26%) OpenStack
13 4 (0.26%) WebLogic
14 3 (0.19%) WebSphere
15 2 (0.13%) Smallworld
15 2 (0.13%) WordPress
Applications
1 57 (3.66%) Microsoft Office
2 24 (1.54%) Simulink
3 14 (0.90%) Microsoft Excel
4 11 (0.71%) SPSS
5 10 (0.64%) Microsoft PowerPoint
6 9 (0.58%) AutoCAD
7 6 (0.38%) MS Visio
8 4 (0.26%) Fusion 360
8 4 (0.26%) Microsoft Project
9 3 (0.19%) Adobe XD
9 3 (0.19%) Sketch
10 2 (0.13%) Adobe Creative Suite
10 2 (0.13%) Adobe Illustrator
10 2 (0.13%) InVision
10 2 (0.13%) Marvel
10 2 (0.13%) Photoshop
10 2 (0.13%) Windchill
11 1 (0.064%) Quicktime
11 1 (0.064%) Spreadsheet
Business Applications
1 18 (1.15%) Dynamics NAV
2 7 (0.45%) Summit
3 5 (0.32%) Sparx Enterprise Architect
4 4 (0.26%) Oracle BPM
5 3 (0.19%) Dynamics CRM
5 3 (0.19%) Salesforce.com CRM
6 2 (0.13%) Dynamics GP
6 2 (0.13%) JDE EnterpriseOne
6 2 (0.13%) JDE OneWorld
6 2 (0.13%) Oracle Cash Management
6 2 (0.13%) SAP Hybris
6 2 (0.13%) Teamcenter
7 1 (0.064%) Dynamics AX
7 1 (0.064%) HFM
7 1 (0.064%) Hyperion Planning
7 1 (0.064%) Oracle Applications
7 1 (0.064%) Primavera
7 1 (0.064%) SAP ERP
7 1 (0.064%) SAP IBP
Cloud Services
1 188 (12.06%) AWS
2 153 (9.81%) Azure
3 71 (4.55%) GCP
4 46 (2.95%) Office 365
5 42 (2.69%) SaaS
6 24 (1.54%) AWS CloudFormation
6 24 (1.54%) Power Platform
7 21 (1.35%) GitHub
7 21 (1.35%) Serverless
8 17 (1.09%) AWS Lambda
9 16 (1.03%) Trello
10 14 (0.90%) PaaS
11 13 (0.83%) Amazon EC2
11 13 (0.83%) Cloud Computing
12 12 (0.77%) Dynamics 365
13 11 (0.71%) Amazon CloudWatch
14 8 (0.51%) Azure Active Directory
15 7 (0.45%) IaaS
16 6 (0.38%) Virtual Private Cloud
17 5 (0.32%) Slack
Communications & Networking
1 83 (5.32%) Wireless
2 63 (4.04%) Ethernet
3 62 (3.98%) TCP/IP
4 56 (3.59%) Wi-Fi
5 43 (2.76%) Internet
6 35 (2.25%) Bluetooth
7 34 (2.18%) Firewall
8 30 (1.92%) Software-Defined Radio
9 27 (1.73%) Broadband
9 27 (1.73%) Wireshark
10 23 (1.48%) DNS
11 21 (1.35%) Network Security
12 20 (1.28%) 802.11
12 20 (1.28%) HTTP
13 19 (1.22%) 5G
13 19 (1.22%) HTTPS
14 18 (1.15%) 4G
14 18 (1.15%) DHCP
15 17 (1.09%) RS-485
15 17 (1.09%) STUN
Database & Business Intelligence
1 72 (4.62%) Big Data
2 44 (2.82%) SQL Server
3 41 (2.63%) MySQL
4 38 (2.44%) PostgreSQL
5 36 (2.31%) Tableau
6 35 (2.25%) NoSQL
7 28 (1.80%) Redis
8 24 (1.54%) Power BI
9 22 (1.41%) Data Warehouse
10 19 (1.22%) QlikView
11 18 (1.15%) MongoDB
12 17 (1.09%) Relational Database
12 17 (1.09%) Snowflake Schema
13 16 (1.03%) GIS
14 15 (0.96%) Looker
15 14 (0.90%) Blockchain
16 13 (0.83%) Hadoop
16 13 (0.83%) Spotfire
17 10 (0.64%) BusinessObjects
17 10 (0.64%) KDB
Development Applications
1 103 (6.61%) Git (software)
2 99 (6.35%) JIRA
3 63 (4.04%) Jenkins
4 52 (3.34%) Eclipse
5 44 (2.82%) Subversion
5 44 (2.82%) Visual Studio
6 26 (1.67%) Maven
7 22 (1.41%) GitLab
8 20 (1.28%) Selenium
9 17 (1.09%) JUnit
10 15 (0.96%) GCC
10 15 (0.96%) Rational DOORS
11 9 (0.58%) Cucumber
11 9 (0.58%) Mockito
12 8 (0.51%) IDA Disassembler
13 7 (0.45%) Gerrit
13 7 (0.45%) TeamCity
13 7 (0.45%) webpack
14 6 (0.38%) Mocha
15 5 (0.32%) Team Foundation Server
General
1 240 (15.39%) Finance
2 147 (9.43%) Electronics
3 98 (6.29%) Manufacturing
4 62 (3.98%) Telecoms
5 61 (3.91%) Banking
6 51 (3.27%) Marketing
7 49 (3.14%) Public Sector
8 42 (2.69%) Law
9 40 (2.57%) Aerospace
10 35 (2.25%) Games
11 31 (1.99%) Automotive
12 29 (1.86%) Military
13 17 (1.09%) Legal
14 16 (1.03%) Local Government
15 15 (0.96%) Advertising
16 13 (0.83%) Retail
17 12 (0.77%) Police
18 6 (0.38%) Front Office
19 5 (0.32%) Back Office
19 5 (0.32%) Publishing
Job Titles
1 308 (19.76%) Software Engineer
2 277 (17.77%) Developer
3 192 (12.32%) Embedded Engineer
4 150 (9.62%) Embedded Software Engineer
5 85 (5.45%) Consultant
6 83 (5.32%) Senior Software Engineer
7 77 (4.94%) Architect
8 76 (4.87%) C++ Software Engineer
9 64 (4.11%) C Software Engineer
10 60 (3.85%) Senior Developer
11 59 (3.78%) Analyst
12 52 (3.34%) C/C++ Software Engineer
13 46 (2.95%) Linux Engineer
14 45 (2.89%) Lead Developer
15 43 (2.76%) C++ Developer
16 40 (2.57%) Python Developer
17 38 (2.44%) Development Manager
17 38 (2.44%) Systems Engineer
18 37 (2.37%) Java Developer
18 37 (2.37%) Solutions Architect
Libraries, Frameworks & Software Standards
1 87 (5.58%) .NET
2 85 (5.45%) HTML
3 84 (5.39%) Web Services
4 54 (3.46%) CSS
5 49 (3.14%) RESTful
6 46 (2.95%) Node.js
7 38 (2.44%) React
7 38 (2.44%) Spring
8 37 (2.37%) REST
9 33 (2.12%) JSON
10 31 (1.99%) Kafka
11 28 (1.80%) HTML5
12 27 (1.73%) Spring Boot
13 24 (1.54%) AngularJS
14 22 (1.41%) 802.1X
15 21 (1.35%) XML
16 19 (1.22%) jQuery
17 18 (1.15%) TensorFlow
17 18 (1.15%) XMPP
18 16 (1.03%) Middleware
Miscellaneous
1 104 (6.67%) Algorithms
2 89 (5.71%) Analytical Skills
3 81 (5.20%) Embedded Systems
4 61 (3.91%) Field-Programmable Gate Array
5 58 (3.72%) Management Information System
6 50 (3.21%) Greenfield Project
6 50 (3.21%) Self-Motivation
7 46 (2.95%) User Experience
8 41 (2.63%) Mobile App
9 34 (2.18%) Hedge funds
10 32 (2.05%) VHDL
11 30 (1.92%) Derivative
12 28 (1.80%) Credit Derivative
12 28 (1.80%) Fixed Income
13 27 (1.73%) Internet of Things
14 26 (1.67%) Device Driver
15 24 (1.54%) Data Structures
16 23 (1.48%) Verilog
17 21 (1.35%) Robotics
18 19 (1.22%) Data Centre
Operating Systems
1 360 (23.09%) Linux
2 147 (9.43%) Windows
3 79 (5.07%) Android
4 61 (3.91%) Unix
5 35 (2.25%) Apple iOS
6 32 (2.05%) CentOS
7 28 (1.80%) Embedded Linux
8 20 (1.28%) Red Hat Enterprise Linux
9 19 (1.22%) Windows 10
10 14 (0.90%) Windows 7
11 13 (0.83%) Debian
12 11 (0.71%) Ubuntu
12 11 (0.71%) Windows Server
13 8 (0.51%) VxWorks
14 7 (0.45%) Amazon Linux
14 7 (0.45%) Mac OS
14 7 (0.45%) Windows Server 2003
14 7 (0.45%) Windows XP
15 6 (0.38%) Robot Operating System
15 6 (0.38%) Windows Server 2016
Processes & Methodologies
1 434 (27.84%) Software Engineering
2 380 (24.37%) Agile Software Development
3 180 (11.55%) Problem-Solving
4 162 (10.39%) Test Automation
5 155 (9.94%) Scrum
6 140 (8.98%) Computer Science
7 134 (8.60%) Mathematics
8 121 (7.76%) Project Management
9 119 (7.63%) DevOps
10 114 (7.31%) Cybersecurity
11 113 (7.25%) Analytics
12 105 (6.74%) Open Source
13 98 (6.29%) Data Science
14 96 (6.16%) Continuous Integration
14 96 (6.16%) Validation
15 89 (5.71%) Stakeholder Management
16 81 (5.20%) Artificial Intelligence
16 81 (5.20%) Mentoring
17 79 (5.07%) Machine Learning
18 75 (4.81%) SDLC
Programming Languages
1 661 (42.40%) C++
2 418 (26.81%) Python
3 361 (23.16%) Java
4 210 (13.47%) SQL
5 204 (13.09%) C#
6 137 (8.79%) JavaScript
7 134 (8.60%) Embedded C
8 72 (4.62%) Go
9 60 (3.85%) R
10 56 (3.59%) Embedded C++
11 52 (3.34%) MATLAB
12 47 (3.01%) PHP
13 44 (2.82%) Bash Shell
14 39 (2.50%) Perl
15 25 (1.60%) PowerShell
16 22 (1.41%) Kotlin
16 22 (1.41%) TypeScript
17 20 (1.28%) Scala
18 19 (1.22%) Ruby
19 17 (1.09%) Java 8
Qualifications
1 282 (18.09%) Degree
2 205 (13.15%) Security Cleared
3 134 (8.60%) SC Cleared
4 107 (6.86%) DV Cleared
5 62 (3.98%) PhD
6 31 (1.99%) Computer Science Degree
7 18 (1.15%) CISSP
8 17 (1.09%) CISM
8 17 (1.09%) Master's Degree
9 16 (1.03%) Cisco Certification
10 14 (0.90%) BPSS Clearance
11 10 (0.64%) TOGAF Certification
12 9 (0.58%) (ISC)2 CCSP
12 9 (0.58%) CCNA
13 8 (0.51%) Microsoft Certification
14 7 (0.45%) ITIL Certification
15 6 (0.38%) APMP
15 6 (0.38%) Numerate Degree
16 5 (0.32%) Chartered Engineer
16 5 (0.32%) JNCIA
Quality Assurance & Compliance
1 91 (5.84%) QA
2 29 (1.86%) MISRA
3 22 (1.41%) SLA
4 15 (0.96%) GDPR
5 13 (0.83%) ISO/IEC 27001
6 12 (0.77%) ISO 9001
7 11 (0.71%) ISO 26262
8 9 (0.58%) Def Stans
9 7 (0.45%) NIST
10 6 (0.38%) MISRA C
10 6 (0.38%) PMO
11 4 (0.26%) IEC 61508
11 4 (0.26%) ISO/IEC 15288
12 3 (0.19%) ISO 13485
12 3 (0.19%) JTAG
13 2 (0.13%) DO-254
13 2 (0.13%) IEC 62304
13 2 (0.13%) ISO 9000
13 2 (0.13%) MiFID
14 1 (0.064%) HAZOP
System Software
1 96 (6.16%) Firmware
2 92 (5.90%) Docker
3 38 (2.44%) Active Directory
4 31 (1.99%) VMware Infrastructure
5 9 (0.58%) Xen
6 7 (0.45%) VirtualBox
6 7 (0.45%) VMware ESXi
7 6 (0.38%) Ceph
7 6 (0.38%) KVM
7 6 (0.38%) Virtual Machines
7 6 (0.38%) vSphere
8 5 (0.32%) Kamailio
8 5 (0.32%) oVirt
8 5 (0.32%) Slurm Workload Manager
9 4 (0.26%) Hyper-V
9 4 (0.26%) OpenSIPS
9 4 (0.26%) Postfix
10 3 (0.19%) Sendmail
10 3 (0.19%) Veritas Cluster Server
10 3 (0.19%) Veritas Volume Manager
Systems Management
1 57 (3.66%) Ansible
2 53 (3.40%) Kubernetes
3 44 (2.82%) Terraform
4 34 (2.18%) Puppet
5 24 (1.54%) Opscode Chef
6 18 (1.15%) Kibana
7 17 (1.09%) Graylog
8 11 (0.71%) SELinux
9 10 (0.64%) SCOM
10 8 (0.51%) Nagios
11 6 (0.38%) Proxmox
11 6 (0.38%) ZABBIX
12 5 (0.32%) Microsoft Intune
12 5 (0.32%) Observium
12 5 (0.32%) QRadar
12 5 (0.32%) Red Hat Spacewalk
12 5 (0.32%) SCCM
13 4 (0.26%) Hadoop YARN
13 4 (0.26%) Mesos
13 4 (0.26%) Salt
Vendors
1 136 (8.72%) Microsoft
2 83 (5.32%) Google
3 60 (3.85%) Oracle
4 49 (3.14%) VMware
5 41 (2.63%) SAP
6 25 (1.60%) Red Hat
7 21 (1.35%) Cisco
8 19 (1.22%) Atlassian
9 18 (1.15%) Klocwork
10 15 (0.96%) Guidewire
11 14 (0.90%) Dell
11 14 (0.90%) Xilinx
12 13 (0.83%) Apple
13 11 (0.71%) Sybase
14 10 (0.64%) IBM
14 10 (0.64%) Salesforce.com
15 9 (0.58%) HP
15 9 (0.58%) Palo Alto
15 9 (0.58%) Xamarin
16 8 (0.51%) Meraki