Period
to 29 January 2020

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 29 January 2020 with a comparison to the same period in the previous 2 years.

C
UK
6 months to
29 Jan 2020
Same period 2019 Same period 2018
Rank 96 99 101
Rank change year-on-year +3 +2 -3
Permanent jobs citing C 4,002 4,914 5,413
As % of all permanent IT jobs advertised in the UK 3.19% 3.23% 3.12%
As % of the Programming Languages category 5.90% 5.89% 5.62%
Number of salaries quoted 3,123 3,684 4,204
UK median annual salary £50,000 £50,000 £50,000
10th Percentile £31,250 £30,000 £30,000
90th Percentile £77,500 £85,000 £75,000
UK excluding London median annual salary £50,000 £47,500 £45,000
% change year-on-year +5.26% +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 67,829 83,478 96,400
As % of all permanent IT jobs advertised in the UK 54.11% 54.90% 55.59%
Number of salaries quoted 56,033 69,026 80,710
UK median annual salary £52,500 £51,500 £50,000
Median salary % change year-on-year +1.94% +3.00% +5.26%
10th Percentile £31,750 £31,250 £29,750
90th Percentile £87,500 £85,000 £77,500
UK excluding London median annual salary £45,000 £45,000 £42,500
% change year-on-year - +5.88% -

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 29 January 2020.

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 29 January 2020. 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 +2 3,774 £52,500 +5.00% 1,198
UK excluding London +4 2,870 £50,000 +5.26% 1,052
South East +3 1,080 £52,500 +5.00% 281
London -22 1,043 £60,000 -7.69% 221
South West +4 735 £47,500 +5.56% 145
East of England +28 370 £47,500 -5.94% 183
North of England -25 267 £50,000 +11.11% 203
Midlands -31 257 £47,500 +5.56% 167
West Midlands -13 191 £47,500 +5.56% 110
North West +15 179 £50,000 +11.11% 109
Scotland +18 107 £40,665 -13.94% 44
Yorkshire -20 86 £50,000 +11.11% 69
East Midlands -32 63 £41,250 -8.33% 56
Wales -2 49 £40,000 -5.88% 24
Northern Ireland -7 7 £40,000 -13.51% 7
North East -18 2 £45,000 -5.26% 25
Channel Islands +4 1 - -

For the 6 months to 29 January 2020, 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 1,662 (41.53%) C++
2 1,426 (35.63%) Software Engineering
3 1,081 (27.01%) Degree
4 1,054 (26.34%) Python
5 982 (24.54%) Agile Software Development
6 966 (24.14%) Linux
7 872 (21.79%) Java
8 730 (18.24%) C#
9 634 (15.84%) Problem-Solving
10 624 (15.59%) Finance
11 563 (14.07%) Windows
12 503 (12.57%) SQL
13 484 (12.09%) Computer Science
14 454 (11.34%) Security Cleared
15 448 (11.19%) JavaScript
16 424 (10.59%) Analytical Skills
17 414 (10.34%) Embedded C
18 409 (10.22%) Microsoft
19 384 (9.60%) Git (software)
20 380 (9.50%) Project Management
21 373 (9.32%) Electronics
22 372 (9.30%) Firmware
23 365 (9.12%) DevOps
24 355 (8.87%) .NET
25 354 (8.85%) AWS
26 329 (8.22%) Cybersecurity
27 323 (8.07%) Scrum
28 321 (8.02%) Mathematics
29 300 (7.50%) Algorithms
30 294 (7.35%) SDLC

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 84 (2.10%) Apache Spark
2 72 (1.80%) Confluence
3 69 (1.72%) Apache
4 63 (1.57%) Elasticsearch
5 60 (1.50%) SharePoint
6 46 (1.15%) IIS
7 33 (0.82%) JBoss
8 32 (0.80%) OpenStack
8 32 (0.80%) SAS
9 31 (0.77%) Tomcat
10 27 (0.67%) WebSphere
11 24 (0.60%) SharePoint 2013
12 22 (0.55%) ArcGIS
12 22 (0.55%) Skype for Business
13 21 (0.52%) nginx
14 17 (0.42%) CICS
15 14 (0.35%) Apache Airflow
16 11 (0.27%) Exchange Server 2013
17 10 (0.25%) CMS
17 10 (0.25%) MS Exchange
Applications
1 130 (3.25%) Microsoft Office
2 68 (1.70%) Microsoft Excel
3 46 (1.15%) Microsoft PowerPoint
4 38 (0.95%) Spreadsheet
5 35 (0.87%) MS Visio
6 29 (0.72%) Simulink
7 20 (0.50%) Sketch
8 17 (0.42%) Microsoft Project
9 16 (0.40%) SPSS
10 12 (0.30%) OrCAD
11 9 (0.22%) Stateflow
12 6 (0.15%) Adobe XD
13 5 (0.12%) Adobe Creative Suite
14 4 (0.100%) InVision
14 4 (0.100%) Photoshop
14 4 (0.100%) ProjectWise
15 3 (0.075%) AutoCAD
15 3 (0.075%) Marvel
15 3 (0.075%) PlantUML
15 3 (0.075%) SketchUp
Business Applications
1 35 (0.87%) Dynamics NAV
2 29 (0.72%) SAP CRM
3 19 (0.47%) Sparx Enterprise Architect
4 15 (0.37%) Dynamics AX
5 14 (0.35%) SAP S/4HANA
6 12 (0.30%) SAP Hybris
7 11 (0.27%) Primavera
8 9 (0.22%) Oracle HRMS
9 8 (0.20%) Workday HCM
10 7 (0.17%) Oracle Applications
11 6 (0.15%) Oracle EBS
11 6 (0.15%) Salesforce.com CRM
12 5 (0.12%) SAP Oil and Gas
13 4 (0.100%) Dynamics CRM
13 4 (0.100%) Magento
13 4 (0.100%) NetSuite
14 2 (0.050%) GoldMine
14 2 (0.050%) Oracle BRM
15 1 (0.025%) Oracle ERP
15 1 (0.025%) SAP Business One
Cloud Services
1 354 (8.85%) AWS
2 277 (6.92%) Azure
3 100 (2.50%) GCP
4 98 (2.45%) Office 365
5 78 (1.95%) SaaS
6 43 (1.07%) Cloud Computing
7 41 (1.02%) GitHub
8 39 (0.97%) Power Platform
9 32 (0.80%) Amazon S3
9 32 (0.80%) AWS CloudFormation
10 31 (0.77%) Amazon EC2
11 30 (0.75%) OpenShift
12 28 (0.70%) Amazon EKS
12 28 (0.70%) Serverless
13 24 (0.60%) Dynamics 365
14 19 (0.47%) Amazon CloudWatch
14 19 (0.47%) Virtual Private Cloud
15 18 (0.45%) Amazon ECS
16 17 (0.42%) PaaS
17 16 (0.40%) AWS Lambda
Communications & Networking
1 200 (5.00%) TCP/IP
2 161 (4.02%) Wireless
3 157 (3.92%) Internet
4 140 (3.50%) DNS
5 91 (2.27%) Bluetooth
6 86 (2.15%) Firewall
7 83 (2.07%) DHCP
8 60 (1.50%) RS-232
9 54 (1.35%) Ethernet
10 52 (1.30%) Network Security
11 49 (1.22%) RS-485
12 48 (1.20%) LTE
13 43 (1.07%) Wi-Fi
14 37 (0.92%) VPN
15 34 (0.85%) DMZ
15 34 (0.85%) HTTP
15 34 (0.85%) LAN
15 34 (0.85%) Software-Defined Radio
16 32 (0.80%) Skype
17 31 (0.77%) WAN
Database & Business Intelligence
1 233 (5.82%) Big Data
2 124 (3.10%) SQL Server
3 118 (2.95%) MySQL
4 106 (2.65%) Relational Database
5 100 (2.50%) Hadoop
6 76 (1.90%) PostgreSQL
7 74 (1.85%) NoSQL
8 73 (1.82%) Redis
9 62 (1.55%) MongoDB
10 39 (0.97%) Apache Hive
11 35 (0.87%) DB2
12 34 (0.85%) Power BI
12 34 (0.85%) RDBMS
13 28 (0.70%) SQL Server Reporting Services
14 26 (0.65%) Neo4j
15 24 (0.60%) Data Warehouse
15 24 (0.60%) SQL Server Integration Services
16 23 (0.57%) GIS
16 23 (0.57%) QlikView
17 22 (0.55%) SQL Server Analysis Services
Development Applications
1 384 (9.60%) Git (software)
2 267 (6.67%) JIRA
3 202 (5.05%) Jenkins
4 108 (2.70%) Visual Studio
5 80 (2.00%) Subversion
6 73 (1.82%) Maven
7 67 (1.67%) Bitbucket
8 65 (1.62%) Selenium
9 57 (1.42%) Eclipse
10 52 (1.30%) Cucumber
10 52 (1.30%) JUnit
11 45 (1.12%) git-flow
12 44 (1.10%) TeamCity
13 40 (1.00%) Atlassian Bamboo
14 39 (0.97%) Bitbucket Server
15 37 (0.92%) JMeter
15 37 (0.92%) Xcode
16 35 (0.87%) Ant
17 33 (0.82%) Rational DOORS
18 30 (0.75%) Team Foundation Server
General
1 624 (15.59%) Finance
2 373 (9.32%) Electronics
3 232 (5.80%) Telecoms
4 180 (4.50%) Automotive
5 157 (3.92%) Manufacturing
6 139 (3.47%) Marketing
7 138 (3.45%) Aerospace
8 130 (3.25%) Retail
9 122 (3.05%) Banking
10 105 (2.62%) Military
11 103 (2.57%) Public Sector
12 96 (2.40%) Games
13 67 (1.67%) Legal
14 49 (1.22%) Advertising
15 44 (1.10%) Law
16 33 (0.82%) Pharmaceutical
17 21 (0.52%) Financial Institution
18 20 (0.50%) Publishing
19 19 (0.47%) Local Government
20 16 (0.40%) Avionics
Job Titles
1 1,005 (25.11%) Software Engineer
2 669 (16.72%) Developer
3 476 (11.89%) Embedded Engineer
4 380 (9.50%) Embedded Software Engineer
5 312 (7.80%) Consultant
6 274 (6.85%) Senior Software Engineer
7 242 (6.05%) Software Developer
8 209 (5.22%) C++ Software Engineer
9 203 (5.07%) Architect
10 199 (4.97%) Analyst
11 154 (3.85%) Systems Engineer
12 130 (3.25%) Firmware Engineer
13 124 (3.10%) C Software Engineer
14 123 (3.07%) Graduate
14 123 (3.07%) Senior Developer
15 105 (2.62%) Junior
16 102 (2.55%) Embedded C Engineer
17 95 (2.37%) Embedded C++ Engineer
18 93 (2.32%) C/C++ Software Engineer
19 89 (2.22%) Senior Embedded Software Engineer
Libraries, Frameworks & Software Standards
1 355 (8.87%) .NET
2 192 (4.80%) HTML
3 162 (4.05%) CSS
4 155 (3.87%) Node.js
5 152 (3.80%) REST
6 147 (3.67%) AngularJS
7 142 (3.55%) Web Services
8 113 (2.82%) React
9 107 (2.67%) Kafka
10 94 (2.35%) Spring
11 83 (2.07%) XML
12 77 (1.92%) ASP.NET
13 73 (1.82%) JSON
13 73 (1.82%) Middleware
14 62 (1.55%) HTML5
15 60 (1.50%) RESTful
16 59 (1.47%) Java EE
17 49 (1.22%) .NET Core
18 47 (1.17%) SOAP
18 47 (1.17%) TensorFlow
Miscellaneous
1 424 (10.59%) Analytical Skills
2 300 (7.50%) Algorithms
3 229 (5.72%) Management Information System
4 226 (5.65%) Embedded Systems
5 216 (5.40%) Self-Motivation
6 177 (4.42%) User Experience
7 112 (2.80%) Field-Programmable Gate Array
8 86 (2.15%) Greenfield Project
9 73 (1.82%) Robotics
10 66 (1.65%) Mobile App
11 57 (1.42%) VHDL
12 53 (1.32%) Device Driver
12 53 (1.32%) Verilog
13 51 (1.27%) Data Structures
14 50 (1.25%) CAN bus
15 47 (1.17%) Public Cloud
16 46 (1.15%) Virtual Team
17 43 (1.07%) Internet of Things
18 41 (1.02%) Driving Licence
19 38 (0.95%) Cyberthreat
Operating Systems
1 966 (24.14%) Linux
2 563 (14.07%) Windows
3 250 (6.25%) Unix
4 146 (3.65%) Android
5 105 (2.62%) Windows Server
6 101 (2.52%) Apple iOS
7 91 (2.27%) Embedded Linux
8 70 (1.75%) Windows 10
9 45 (1.12%) Solaris
10 44 (1.10%) CentOS
11 40 (1.00%) Red Hat Enterprise Linux
12 38 (0.95%) Ubuntu
13 34 (0.85%) FreeRTOS
14 32 (0.80%) Mac OS
15 26 (0.65%) tvOS
16 24 (0.60%) Windows 7
17 21 (0.52%) VxWorks
18 20 (0.50%) Windows Server 2012
19 15 (0.37%) AIX
19 15 (0.37%) Mac OS X
Processes & Methodologies
1 1,426 (35.63%) Software Engineering
2 982 (24.54%) Agile Software Development
3 634 (15.84%) Problem-Solving
4 484 (12.09%) Computer Science
5 380 (9.50%) Project Management
6 365 (9.12%) DevOps
7 329 (8.22%) Cybersecurity
8 323 (8.07%) Scrum
9 321 (8.02%) Mathematics
10 294 (7.35%) SDLC
11 290 (7.25%) Analytics
12 276 (6.90%) Test Automation
13 275 (6.87%) Mentoring
14 268 (6.70%) ITIL
15 233 (5.82%) Machine Learning
16 229 (5.72%) Continuous Integration
17 217 (5.42%) OO
18 205 (5.12%) Artificial Intelligence
18 205 (5.12%) TDD
19 200 (5.00%) Open Source
Programming Languages
1 1,662 (41.53%) C++
2 1,054 (26.34%) Python
3 872 (21.79%) Java
4 730 (18.24%) C#
5 503 (12.57%) SQL
6 448 (11.19%) JavaScript
7 414 (10.34%) Embedded C
8 171 (4.27%) Bash Shell
9 165 (4.12%) Go
10 140 (3.50%) PowerShell
11 135 (3.37%) Perl
12 126 (3.15%) MATLAB
12 126 (3.15%) PHP
13 116 (2.90%) Embedded C++
14 104 (2.60%) R
15 84 (2.10%) Assembly Language
16 81 (2.02%) Ada
17 79 (1.97%) Shell Script
18 77 (1.92%) Ruby
19 62 (1.55%) Scala
Qualifications
1 1,081 (27.01%) Degree
2 454 (11.34%) Security Cleared
3 289 (7.22%) SC Cleared
4 245 (6.12%) DV Cleared
5 174 (4.35%) Computer Science Degree
6 96 (2.40%) Microsoft Certification
7 65 (1.62%) CISSP
8 62 (1.55%) Cisco Certification
8 62 (1.55%) PhD
9 49 (1.22%) CCNA
9 49 (1.22%) Chartered Engineer
9 49 (1.22%) HND
10 36 (0.90%) PMI Certification
11 33 (0.82%) ISTQB
11 33 (0.82%) SANS
12 30 (0.75%) DBS Check
12 30 (0.75%) MCSE
13 29 (0.72%) PMP
14 27 (0.67%) Numerate Degree
15 26 (0.65%) CompTIA Security+
Quality Assurance & Compliance
1 124 (3.10%) QA
2 85 (2.12%) SLA
3 49 (1.22%) ISO/IEC 27001
4 35 (0.87%) IEC 61508
5 34 (0.85%) GDPR
6 31 (0.77%) MISRA
6 31 (0.77%) PMO
7 29 (0.72%) HMG Security Policy Framework
8 24 (0.60%) JSP 440
9 22 (0.55%) HAZOP
10 19 (0.47%) Def Stans
11 17 (0.42%) NIST
12 16 (0.40%) Basel II
12 16 (0.40%) JTAG
13 14 (0.35%) MISRA C
14 13 (0.32%) Data Quality
15 12 (0.30%) COBIT
16 11 (0.27%) DICOM
16 11 (0.27%) IFRS
16 11 (0.27%) IFRS 9
System Software
1 372 (9.30%) Firmware
2 231 (5.77%) Docker
3 143 (3.57%) Active Directory
4 111 (2.77%) VMware Infrastructure
5 38 (0.95%) NFS
6 35 (0.87%) VMware ESXi
7 34 (0.85%) vSphere
8 21 (0.52%) Virtual Machines
9 16 (0.40%) VirtualBox
10 15 (0.37%) HDFS
11 14 (0.35%) Apache Flume
11 14 (0.35%) Hyper-V
12 13 (0.32%) Samba
12 13 (0.32%) Xen
13 12 (0.30%) ACF2
13 12 (0.30%) RACF
14 10 (0.25%) BitLocker
15 9 (0.22%) Virtual Desktop
16 5 (0.12%) etcd
16 5 (0.12%) KVM
Systems Management
1 121 (3.02%) Ansible
2 110 (2.75%) Kubernetes
3 65 (1.62%) Puppet
4 47 (1.17%) Opscode Chef
5 42 (1.05%) Terraform
6 35 (0.87%) SCCM
7 32 (0.80%) SCOM
8 25 (0.62%) vCenter Server
9 22 (0.55%) Nagios
10 21 (0.52%) BMC PATROL
11 20 (0.50%) PowerCLI
12 17 (0.42%) Microsoft Intune
13 16 (0.40%) Single Sign-On
14 15 (0.37%) Docker Swarm
14 15 (0.37%) ZABBIX
15 14 (0.35%) Oozie
16 13 (0.32%) OpenNMS
17 12 (0.30%) SELinux
18 10 (0.25%) Norton AntiVirus
18 10 (0.25%) Salt
Vendors
1 409 (10.22%) Microsoft
2 170 (4.25%) Oracle
3 144 (3.60%) VMware
4 111 (2.77%) Google
5 99 (2.47%) SAP
6 90 (2.25%) Splunk
7 82 (2.05%) Cisco
8 66 (1.65%) Apple
9 63 (1.57%) Atlassian
10 56 (1.40%) Red Hat
11 47 (1.17%) ServiceNow
12 44 (1.10%) Citrix
13 41 (1.02%) Salesforce.com
14 39 (0.97%) hybris
15 36 (0.90%) IBM
16 34 (0.85%) NetApp
17 33 (0.82%) Dell
18 31 (0.77%) Freescale
18 31 (0.77%) Tableau
18 31 (0.77%) Xilinx