Period
to 21 October 2019

The following table provides summary statistics for permanent job vacancies 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 21 October 2019 with a comparison to the same period in the previous 2 years.

C
UK
6 months to
21 Oct 2019
Same period 2018 Same period 2017
Rank 90 97 102
Rank change year-on-year +7 +5 -8
Permanent jobs citing C 4,544 5,213 5,559
As % of all permanent IT jobs advertised in the UK 3.32% 3.19% 3.19%
As % of the Programming Languages category 6.20% 5.74% 5.77%
Number of salaries quoted 3,340 3,981 4,492
UK median annual salary £50,000 £50,000 £47,500
Median salary % change year-on-year - +5.26% -
10th Percentile £30,750 £31,250 £28,750
90th Percentile £77,500 £83,750 £75,000
UK excluding London median annual salary £47,500 £47,500 £45,000
% change year-on-year - +5.56% -

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 with a requirement for coding skills.

All Programming Languages
UK
Permanent vacancies with a requirement for coding skills 73,254 90,879 96,300
As % of all permanent IT jobs advertised in the UK 53.48% 55.56% 55.27%
Number of salaries quoted 60,089 75,617 78,941
UK median annual salary £52,500 £50,000 £48,500
Median salary % change year-on-year +5.00% +3.09% +2.11%
10th Percentile £31,250 £31,250 £29,000
90th Percentile £86,250 £82,500 £77,500
UK excluding London median annual salary £45,000 £45,000 £42,500
% change year-on-year - +5.88% +3.66%

C
Job Vacancy Trend

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

Job vacancy trend for C in the UK

C
Salary Trend

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing C.

Salary trend for C in the UK

C
Salary Histogram

The salary distribution of IT jobs citing C over the 6 months to 21 October 2019.

Salary histogram for C in the UK

C
Top 17 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing C within the UK over the 6 months to 21 October 2019. 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
England +9 4,280 £50,000 - 1,307
UK excluding London +2 3,322 £47,500 - 1,165
London -11 1,136 £60,000 -7.69% 226
South East -7 1,031 £50,000 - 299
South West 0 892 £50,000 +8.70% 177
North of England +12 462 £45,000 - 246
East of England +25 402 £50,000 -4.76% 229
North West +72 342 £45,000 - 130
Midlands +19 335 £42,500 -5.56% 131
West Midlands +11 209 £47,500 +5.56% 91
Scotland +31 125 £40,000 -15.79% 53
East Midlands +24 123 £37,500 -9.09% 39
Yorkshire -37 109 £47,500 +5.56% 79
Wales -3 48 £38,750 -8.82% 25
Northern Ireland -17 25 £57,500 +15.00% 5
North East -9 11 £45,000 -5.26% 37
Channel Islands +7 5 - -

For the 6 months to 21 October 2019, 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 with a requirement for C.

1 1,844 (40.58%) C++
2 1,576 (34.68%) Software Engineering
3 1,311 (28.85%) Degree
4 1,278 (28.13%) Python
5 1,259 (27.71%) Agile Software Development
6 1,165 (25.64%) Linux
7 950 (20.91%) Java
8 689 (15.16%) Finance
9 671 (14.77%) C#
10 648 (14.26%) Problem-Solving
11 582 (12.81%) SQL
12 559 (12.30%) Computer Science
13 556 (12.24%) Analytical Skills
14 532 (11.71%) Windows
15 496 (10.92%) Security Cleared
16 477 (10.50%) DevOps
17 467 (10.28%) Scrum
18 449 (9.88%) Git (software)
19 434 (9.55%) Mathematics
20 433 (9.53%) Cybersecurity
21 427 (9.40%) JavaScript
22 426 (9.38%) Microsoft
23 415 (9.13%) Electronics
24 414 (9.11%) Project Management
25 399 (8.78%) Firmware
26 389 (8.56%) AWS
27 366 (8.05%) Embedded C
28 363 (7.99%) .NET
29 360 (7.92%) SDLC
30 340 (7.48%) 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
1 126 (2.77%) Apache Spark
2 89 (1.96%) Confluence
3 84 (1.85%) Apache
4 64 (1.41%) SharePoint
5 61 (1.34%) Elasticsearch
6 55 (1.21%) OpenStack
7 42 (0.92%) JBoss
8 40 (0.88%) SAS
9 34 (0.75%) IIS
10 28 (0.62%) Tomcat
11 26 (0.57%) MS Exchange
12 25 (0.55%) nginx
13 21 (0.46%) Oracle SOA Suite
14 19 (0.42%) Exchange Server 2013
14 19 (0.42%) SharePoint 2013
15 15 (0.33%) Skype for Business
16 14 (0.31%) Apache Airflow
17 12 (0.26%) Jetty
18 11 (0.24%) Kinematics
19 9 (0.20%) Apache Pig
Applications
1 137 (3.01%) Microsoft Office
2 117 (2.57%) Microsoft Excel
3 56 (1.23%) Simulink
4 38 (0.84%) MS Visio
5 34 (0.75%) Microsoft PowerPoint
6 33 (0.73%) Spreadsheet
7 20 (0.44%) Microsoft Project
8 15 (0.33%) Stateflow
9 9 (0.20%) Sketch
10 6 (0.13%) Photoshop
11 5 (0.11%) Doxygen
11 5 (0.11%) InDesign
11 5 (0.11%) TargetLink
12 4 (0.088%) AutoCAD
12 4 (0.088%) ProjectWise
13 3 (0.066%) Adobe Creative Suite
13 3 (0.066%) Adobe Illustrator
13 3 (0.066%) GNU Octave
13 3 (0.066%) SketchUp
13 3 (0.066%) Windchill
Business Applications
1 42 (0.92%) Sparx Enterprise Architect
2 36 (0.79%) Dynamics NAV
3 35 (0.77%) SAP CRM
4 10 (0.22%) SAP S/4HANA
4 10 (0.22%) Teamcenter
5 9 (0.20%) Salesforce.com CRM
6 8 (0.18%) SAP ERP
7 7 (0.15%) Oracle Applications
8 6 (0.13%) Dynamics AX
8 6 (0.13%) Oracle EBS
8 6 (0.13%) Oracle HRMS
8 6 (0.13%) SAP Oil and Gas
8 6 (0.13%) Workday HCM
9 5 (0.11%) Maximo
9 5 (0.11%) Oracle ERP
9 5 (0.11%) Primavera
10 4 (0.088%) Magento
10 4 (0.088%) SAP GTS
10 4 (0.088%) SAP Hybris
10 4 (0.088%) SAP SD
Cloud Services
1 389 (8.56%) AWS
2 284 (6.25%) Azure
3 124 (2.73%) GCP
4 120 (2.64%) Office 365
5 78 (1.72%) SaaS
6 47 (1.03%) Cloud Computing
7 46 (1.01%) Power Platform
8 45 (0.99%) OpenShift
9 29 (0.64%) G Suite
9 29 (0.64%) Serverless
10 26 (0.57%) Dynamics 365
11 24 (0.53%) Amazon S3
12 22 (0.48%) AWS Lambda
12 22 (0.48%) GitHub
13 20 (0.44%) Amazon EC2
13 20 (0.44%) AWS CloudFormation
14 17 (0.37%) PaaS
15 15 (0.33%) Azure Active Directory
16 14 (0.31%) IaaS
16 14 (0.31%) OneDrive
Communications & Networking
1 223 (4.91%) TCP/IP
2 193 (4.25%) Internet
3 153 (3.37%) Firewall
4 132 (2.90%) DNS
5 115 (2.53%) Wireless
6 88 (1.94%) RS-232
7 80 (1.76%) Ethernet
8 75 (1.65%) RS-485
9 74 (1.63%) Bluetooth
10 69 (1.52%) DHCP
11 67 (1.47%) Network Security
12 50 (1.10%) HTTP
13 46 (1.01%) Wi-Fi
14 41 (0.90%) VPN
15 39 (0.86%) HTTPS
16 38 (0.84%) BGP
17 34 (0.75%) DMZ
17 34 (0.75%) LAN
18 32 (0.70%) Wireshark
19 31 (0.68%) VoIP
Database & Business Intelligence
1 308 (6.78%) Big Data
2 175 (3.85%) SQL Server
3 160 (3.52%) Hadoop
4 111 (2.44%) MySQL
5 110 (2.42%) Relational Database
6 108 (2.38%) PostgreSQL
7 69 (1.52%) Apache Hive
8 60 (1.32%) NoSQL
9 44 (0.97%) MongoDB
9 44 (0.97%) Power BI
10 42 (0.92%) Impala
11 41 (0.90%) SQL Server Integration Services
12 40 (0.88%) GIS
13 39 (0.86%) RDBMS
14 34 (0.75%) SQL Server Reporting Services
15 33 (0.73%) Data Warehouse
15 33 (0.73%) Oracle Database
16 27 (0.59%) Redis
17 25 (0.55%) Geospatial Data
17 25 (0.55%) SAP HANA
Development Applications
1 449 (9.88%) Git (software)
2 328 (7.22%) JIRA
3 231 (5.08%) Jenkins
4 117 (2.57%) Bitbucket
5 103 (2.27%) Visual Studio
6 98 (2.16%) Selenium
7 92 (2.02%) Subversion
8 82 (1.80%) Cucumber
9 81 (1.78%) git-flow
10 78 (1.72%) Bitbucket Server
11 74 (1.63%) Atlassian Bamboo
11 74 (1.63%) JUnit
12 71 (1.56%) Maven
13 51 (1.12%) Eclipse
14 49 (1.08%) Rational DOORS
15 42 (0.92%) SoapUI
16 41 (0.90%) JMeter
17 40 (0.88%) TeamCity
18 37 (0.81%) Appium
19 36 (0.79%) Team Foundation Server
General
1 689 (15.16%) Finance
2 415 (9.13%) Electronics
3 246 (5.41%) Banking
4 212 (4.67%) Telecoms
5 204 (4.49%) Automotive
6 167 (3.68%) Games
6 167 (3.68%) Marketing
7 148 (3.26%) Public Sector
8 140 (3.08%) Retail
9 135 (2.97%) Military
10 128 (2.82%) Manufacturing
11 114 (2.51%) Aerospace
12 61 (1.34%) Legal
13 45 (0.99%) Advertising
14 38 (0.84%) Law
15 30 (0.66%) Local Government
16 28 (0.62%) Avionics
17 26 (0.57%) Financial Institution
17 26 (0.57%) Publishing
18 24 (0.53%) Pharmaceutical
Job Titles
1 1,069 (23.53%) Software Engineer
2 666 (14.66%) Developer
3 560 (12.32%) Embedded Engineer
4 439 (9.66%) Embedded Software Engineer
5 427 (9.40%) Consultant
6 290 (6.38%) Senior Software Engineer
7 259 (5.70%) Analyst
8 256 (5.63%) Architect
9 237 (5.22%) Software Developer
10 222 (4.89%) C++ Software Engineer
11 170 (3.74%) Systems Engineer
12 156 (3.43%) C Software Engineer
13 139 (3.06%) Junior
14 123 (2.71%) Senior Embedded Software Engineer
15 122 (2.68%) Embedded C Engineer
16 121 (2.66%) C/C++ Software Engineer
17 113 (2.49%) Support Engineer
18 109 (2.40%) Embedded C Software Engineer
19 105 (2.31%) Firmware Engineer
20 103 (2.27%) Embedded C++ Engineer
Libraries, Frameworks & Software Standards
1 363 (7.99%) .NET
2 196 (4.31%) HTML
3 186 (4.09%) Web Services
4 170 (3.74%) CSS
5 156 (3.43%) Spring
6 154 (3.39%) AngularJS
7 149 (3.28%) Node.js
8 139 (3.06%) Kafka
9 129 (2.84%) ASP.NET
10 122 (2.68%) REST
11 117 (2.57%) XML
12 108 (2.38%) React
13 84 (1.85%) Vulkan
14 83 (1.83%) Middleware
15 82 (1.80%) JSON
16 74 (1.63%) RESTful
17 68 (1.50%) SOAP
18 67 (1.47%) Java EE
19 65 (1.43%) OpenGL
20 56 (1.23%) TensorFlow
Miscellaneous
1 556 (12.24%) Analytical Skills
2 324 (7.13%) Algorithms
3 318 (7.00%) Embedded Systems
4 277 (6.10%) Management Information System
5 186 (4.09%) Self-Motivation
6 127 (2.79%) Smartphone
7 104 (2.29%) Field-Programmable Gate Array
8 99 (2.18%) Robotics
8 99 (2.18%) User Experience
9 80 (1.76%) Internet of Things
10 76 (1.67%) Mobile App
11 72 (1.58%) Virtual Team
12 71 (1.56%) Data Centre
13 67 (1.47%) Device Driver
14 66 (1.45%) Greenfield Project
15 64 (1.41%) Data Structures
16 62 (1.36%) VHDL
17 55 (1.21%) Driving Licence
17 55 (1.21%) Public Cloud
18 44 (0.97%) Replication
Operating Systems
1 1,165 (25.64%) Linux
2 532 (11.71%) Windows
3 253 (5.57%) Unix
4 223 (4.91%) Android
5 105 (2.31%) Windows Server
6 102 (2.24%) Apple iOS
7 91 (2.00%) Embedded Linux
8 86 (1.89%) Red Hat Enterprise Linux
9 78 (1.72%) CentOS
10 61 (1.34%) Windows 10
11 48 (1.06%) Ubuntu
12 45 (0.99%) FreeRTOS
13 43 (0.95%) Solaris
14 40 (0.88%) Windows 7
15 37 (0.81%) Tizen
16 27 (0.59%) Windows Server 2012
17 25 (0.55%) AIX
18 22 (0.48%) Mac OS X
19 21 (0.46%) VxWorks
20 19 (0.42%) Debian
Processes & Methodologies
1 1,576 (34.68%) Software Engineering
2 1,259 (27.71%) Agile Software Development
3 648 (14.26%) Problem-Solving
4 559 (12.30%) Computer Science
5 477 (10.50%) DevOps
6 467 (10.28%) Scrum
7 434 (9.55%) Mathematics
8 433 (9.53%) Cybersecurity
9 414 (9.11%) Project Management
10 360 (7.92%) SDLC
11 340 (7.48%) Test Automation
12 335 (7.37%) ITIL
13 329 (7.24%) Continuous Integration
14 325 (7.15%) Mentoring
15 281 (6.18%) Analytics
15 281 (6.18%) Open Source
16 269 (5.92%) Data Science
17 267 (5.88%) OO
18 233 (5.13%) Machine Learning
19 230 (5.06%) TDD
Programming Languages
1 1,844 (40.58%) C++
2 1,278 (28.13%) Python
3 950 (20.91%) Java
4 671 (14.77%) C#
5 582 (12.81%) SQL
6 427 (9.40%) JavaScript
7 366 (8.05%) Embedded C
8 218 (4.80%) R
9 186 (4.09%) Bash Shell
10 175 (3.85%) Perl
11 168 (3.70%) MATLAB
12 163 (3.59%) Scala
13 151 (3.32%) Go
14 137 (3.01%) PowerShell
15 132 (2.90%) Embedded C++
16 126 (2.77%) PHP
17 113 (2.49%) Ruby
18 89 (1.96%) Assembly Language
19 75 (1.65%) Shell Script
20 71 (1.56%) VB
Qualifications
1 1,311 (28.85%) Degree
2 496 (10.92%) Security Cleared
3 318 (7.00%) SC Cleared
4 273 (6.01%) DV Cleared
5 218 (4.80%) Computer Science Degree
6 117 (2.57%) Cisco Certification
7 96 (2.11%) CCNA
8 82 (1.80%) CISSP
8 82 (1.80%) Microsoft Certification
8 82 (1.80%) PhD
9 49 (1.08%) PMI Certification
10 47 (1.03%) DBS Check
11 46 (1.01%) CompTIA Security+
12 43 (0.95%) CCNP
13 42 (0.92%) PMP
14 39 (0.86%) MCSE
14 39 (0.86%) SANS
15 37 (0.81%) Linux+ Certification
15 37 (0.81%) Network+ Certification
15 37 (0.81%) SSCP
Quality Assurance & Compliance
1 169 (3.72%) QA
2 120 (2.64%) SLA
3 68 (1.50%) PMO
4 50 (1.10%) GDPR
5 46 (1.01%) ISO/IEC 27001
6 34 (0.75%) JSP 440
7 33 (0.73%) MISRA
8 28 (0.62%) HMG Security Policy Framework
9 25 (0.55%) JTAG
10 24 (0.53%) IEC 61508
11 23 (0.51%) IEC 61131
11 23 (0.51%) ISO 26262
12 19 (0.42%) HMG Infosec
13 18 (0.40%) Basel II
14 17 (0.37%) IFRS
14 17 (0.37%) IFRS 9
14 17 (0.37%) NIST
15 16 (0.35%) MISRA C
16 15 (0.33%) ISO 9001
17 13 (0.29%) COBIT
System Software
1 399 (8.78%) Firmware
2 209 (4.60%) Docker
3 157 (3.46%) Active Directory
4 102 (2.24%) VMware Infrastructure
5 49 (1.08%) NFS
6 41 (0.90%) Apache Flume
7 32 (0.70%) Virtual Machines
8 31 (0.68%) Hyper-V
8 31 (0.68%) VMware ESXi
9 26 (0.57%) vSphere
10 16 (0.35%) VirtualBox
10 16 (0.35%) VMware NSX
11 15 (0.33%) HDFS
12 10 (0.22%) Samba
12 10 (0.22%) Xen
13 7 (0.15%) Microsoft App-V
14 6 (0.13%) Apache ZooKeeper
15 5 (0.11%) Virtual Desktop
16 4 (0.088%) LXC
16 4 (0.088%) XenDesktop
Systems Management
1 138 (3.04%) Kubernetes
2 112 (2.46%) Ansible
3 69 (1.52%) Puppet
4 58 (1.28%) Opscode Chef
5 51 (1.12%) Terraform
6 41 (0.90%) Oozie
7 31 (0.68%) SCCM
8 25 (0.55%) Cisco CUCM
9 23 (0.51%) HP Quality Center
10 19 (0.42%) Nagios
10 19 (0.42%) SCOM
11 17 (0.37%) Single Sign-On
11 17 (0.37%) vCenter Server
12 14 (0.31%) HP ALM
12 14 (0.31%) PowerCLI
12 14 (0.31%) ZABBIX
13 11 (0.24%) Docker Swarm
14 10 (0.22%) OpenNMS
15 8 (0.18%) Prometheus
16 7 (0.15%) SELinux
Vendors
1 426 (9.38%) Microsoft
2 214 (4.71%) Google
3 195 (4.29%) Oracle
4 145 (3.19%) VMware
5 139 (3.06%) SAP
6 125 (2.75%) Cisco
7 100 (2.20%) Splunk
8 80 (1.76%) Atlassian
9 70 (1.54%) Red Hat
10 62 (1.36%) QNX
11 55 (1.21%) Apple
12 50 (1.10%) HP
13 49 (1.08%) ServiceNow
14 45 (0.99%) Citrix
15 44 (0.97%) Adobe
15 44 (0.97%) Salesforce.com
15 44 (0.97%) Tableau
16 42 (0.92%) Juniper
16 42 (0.92%) Sparx
17 37 (0.81%) BiZZdesign