C
UK

The table below provides summary statistics for permanent job vacancies requiring C skills. It includes a benchmarking guide to the annual salaries offered in vacancies that cited C over the 6 months leading up to 1 May 2025, comparing them to the same period in the previous two years.

6 months to
1 May 2025
Same period 2024 Same period 2023
Rank 228 137 221
Rank change year-on-year -91 +84 -19
Permanent jobs citing C 688 2,080 1,754
As % of all permanent jobs advertised in the UK 1.32% 2.11% 1.69%
As % of the Programming Languages category 4.40% 6.25% 3.89%
Number of salaries quoted 506 1,666 943
10th Percentile £43,750 £38,750 £34,875
25th Percentile £47,500 £45,000 £45,000
Median annual salary (50th Percentile) £60,000 £55,286 £62,500
Median % change year-on-year +8.53% -11.54% +13.64%
75th Percentile £72,500 £71,250 £76,250
90th Percentile £95,000 £87,500 £88,500
UK excluding London median annual salary £57,530 £55,000 £60,000
% change year-on-year +4.60% -8.33% +14.29%

All Programming Languages
UK

C falls under the Programming Languages category. For comparison with the information above, the following table provides summary statistics for all permanent job vacancies requiring coding skills.

Permanent vacancies with a requirement for coding skills 15,622 33,278 45,076
As % of all permanent jobs advertised in the UK 30.02% 33.79% 43.37%
Number of salaries quoted 11,533 25,047 28,788
10th Percentile £37,500 £35,000 £38,750
25th Percentile £47,683 £45,000 £49,500
Median annual salary (50th Percentile) £60,000 £60,000 £65,000
Median % change year-on-year - -7.69% +4.00%
75th Percentile £82,500 £77,500 £86,250
90th Percentile £107,250 £100,000 £106,250
UK excluding London median annual salary £55,000 £53,635 £55,000
% change year-on-year +2.54% -2.48% +2.33%

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
Salary Trend

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

Salary trend for C in the UK

C
Salary Histogram

Salary distribution for jobs citing C over the 6 months to 1 May 2025.

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 1 May 2025. 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
Jobs
England -100 564 £57,836 +0.58% 1,086
UK excluding London -85 510 £57,530 +4.60% 999
Work from Home -37 259 £61,000 +10.91% 767
South East -62 154 £60,000 +7.62% 265
London +45 149 £90,000 +9.09% 223
North of England -48 78 £57,836 +5.16% 185
East of England -45 77 £55,000 -8.33% 190
South West -23 69 £46,500 -19.13% 129
Scotland +19 64 £62,500 +19.05% 83
North West -37 58 £57,836 +5.16% 74
Midlands -72 35 £57,500 +9.52% 159
Wales +24 27 £65,000 +30.00% 33
West Midlands -44 22 £55,000 -8.33% 86
Yorkshire +12 16 £57,500 +15.00% 80
East Midlands -32 13 £57,500 +15.00% 68
Northern Ireland +28 6 £50,000 -9.09% 5
North East +30 4 £61,000 +1.67% 32

C
Co-occurring Skills and Capabilities by Category

The follow tables expand on the table above by listing co-occurrences grouped by category. The same employment type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories:

Application Platforms
1 8 (1.16%) Kinematics
2 5 (0.73%) Apache
2 5 (0.73%) NetWeaver
2 5 (0.73%) Tomcat
3 4 (0.58%) Confluence
4 3 (0.44%) OpenStack
5 2 (0.29%) Apache Spark
5 2 (0.29%) SharePoint
6 1 (0.15%) Microsoft Exchange
Applications
1 19 (2.76%) Simulink
2 11 (1.60%) Microsoft Office
3 5 (0.73%) Chatbot
3 5 (0.73%) GNU Octave
4 4 (0.58%) SOLIDWORKS
5 2 (0.29%) Microsoft Excel
5 2 (0.29%) Microsoft PowerPoint
5 2 (0.29%) OrCAD
5 2 (0.29%) Zemax
6 1 (0.15%) CANalyzer
6 1 (0.15%) TargetLink
Business Applications
1 5 (0.73%) Oracle Subledger Accounting
2 4 (0.58%) Remedy ITSM
3 2 (0.29%) SAP Oil and Gas
4 1 (0.15%) LabWindows
4 1 (0.15%) Sage 200
4 1 (0.15%) Sage 50
Cloud Services
1 51 (7.41%) Azure
2 31 (4.51%) AWS
3 28 (4.07%) GitHub
4 15 (2.18%) Serverless
5 13 (1.89%) Azure DevOps
6 7 (1.02%) AWS Lambda
6 7 (1.02%) SaaS
7 6 (0.87%) Amazon S3
7 6 (0.87%) IaaS
7 6 (0.87%) PaaS
7 6 (0.87%) Power Platform
8 5 (0.73%) Dynamics 365
9 4 (0.58%) Amazon Bedrock
9 4 (0.58%) GCP
10 3 (0.44%) Azure Machine Learning
11 2 (0.29%) Microsoft 365
12 1 (0.15%) CloudAMQP
12 1 (0.15%) GitHub Actions
12 1 (0.15%) Google Kubernetes Engine
12 1 (0.15%) WhatsApp
Communications & Networking
1 77 (11.19%) TCP/IP
2 34 (4.94%) Wireless
3 31 (4.51%) Modbus
4 28 (4.07%) Bluetooth
5 26 (3.78%) HTTP
6 23 (3.34%) RS-232
7 21 (3.05%) RS-485
7 21 (3.05%) WAN
8 17 (2.47%) Network Security
9 14 (2.03%) MQTT
9 14 (2.03%) ZigBee
10 13 (1.89%) Ethernet
10 13 (1.89%) Wi-Fi
11 12 (1.74%) 5G
11 12 (1.74%) GSM
11 12 (1.74%) SD-WAN
12 8 (1.16%) Profibus
12 8 (1.16%) VLAN
13 7 (1.02%) Link 16
13 7 (1.02%) Tactical Data Link
Database & Business Intelligence
1 25 (3.63%) SQL Server
2 22 (3.20%) PostgreSQL
3 9 (1.31%) RDBMS
3 9 (1.31%) Relational Database
4 8 (1.16%) Amazon QuickSight
5 6 (0.87%) SQL Server Integration Services
6 5 (0.73%) Azure SQL Database
6 5 (0.73%) BusinessObjects
6 5 (0.73%) SAP BW
6 5 (0.73%) SAP Data Services
6 5 (0.73%) SAP HANA
7 4 (0.58%) MySQL
8 3 (0.44%) Metadata
8 3 (0.44%) Oracle Reports
9 2 (0.29%) Elasticsearch
9 2 (0.29%) Hadoop
9 2 (0.29%) KDB
9 2 (0.29%) Kdb+
9 2 (0.29%) Scylla
9 2 (0.29%) SQLite
Development Applications
1 79 (11.48%) Git
2 66 (9.59%) JIRA
3 56 (8.14%) Visual Studio
4 24 (3.49%) Rational DOORS
5 20 (2.91%) Bitbucket
5 20 (2.91%) Subversion
6 19 (2.76%) Jenkins
7 16 (2.33%) Atlassian Bamboo
8 7 (1.02%) GDB
9 6 (0.87%) Eclipse
9 6 (0.87%) GitLab
9 6 (0.87%) LabVIEW
10 5 (0.73%) CMake
10 5 (0.73%) Oracle Forms
10 5 (0.73%) SQL Server Management Studio (SSMS)
11 4 (0.58%) CppUnit
11 4 (0.58%) Spinnaker
12 3 (0.44%) IDA Disassembler
12 3 (0.44%) Team Foundation Server
13 2 (0.29%) Fiddler
General
1 151 (21.95%) Social Skills
2 145 (21.08%) Electronics
3 101 (14.68%) Finance
4 60 (8.72%) Analytical Skills
4 60 (8.72%) Manufacturing
5 51 (7.41%) Aerospace
6 38 (5.52%) Inclusion and Diversity
7 30 (4.36%) Avionics
8 29 (4.22%) Automotive
9 28 (4.07%) Telecoms
10 25 (3.63%) Banking
11 21 (3.05%) Marketing
12 20 (2.91%) Military
13 16 (2.33%) Presentation Skills
14 15 (2.18%) Investment Banking
15 14 (2.03%) Legal
16 12 (1.74%) Law
17 10 (1.45%) Organisational Skills
18 9 (1.31%) Games
18 9 (1.31%) Wearables
Job Titles
1 267 (38.81%) Senior
2 261 (37.94%) Software Engineer
3 136 (19.77%) Embedded Engineer
4 116 (16.86%) Senior Software Engineer
5 109 (15.84%) Lead
6 101 (14.68%) Developer
7 93 (13.52%) Embedded Software Engineer
8 58 (8.43%) Systems Engineer
9 55 (7.99%) Senior Embedded Engineer
10 47 (6.83%) C++ Developer
11 41 (5.96%) Low Latency C++ Developer
12 38 (5.52%) Cloud Engineer
12 38 (5.52%) Cloud Native Engineer
12 38 (5.52%) Cloud Software Engineer
13 35 (5.09%) Firmware Engineer
14 34 (4.94%) Senior Embedded Software Engineer
15 30 (4.36%) Electronics Engineer
16 29 (4.22%) Senior Developer
17 26 (3.78%) Lead Software Engineer
17 26 (3.78%) Principal Engineer
Libraries, Frameworks & Software Standards
1 49 (7.12%) .NET
1 49 (7.12%) HTML
2 31 (4.51%) CSS
3 30 (4.36%) .NET Framework
4 23 (3.34%) XML
5 18 (2.62%) Qt
6 16 (2.33%) Yocto
7 15 (2.18%) HTML5
8 14 (2.03%) Middleware
8 14 (2.03%) React
9 12 (1.74%) Web Services
9 12 (1.74%) WebSockets
10 11 (1.60%) REST
11 9 (1.31%) JSON
11 9 (1.31%) Sass
12 8 (1.16%) AngularJS
13 7 (1.02%) Flutter
13 7 (1.02%) RabbitMQ
14 6 (0.87%) .NET Core
14 6 (0.87%) Vulkan
Miscellaneous
1 124 (18.02%) Embedded Systems
2 80 (11.63%) Algorithms
3 70 (10.17%) FPGA
4 46 (6.69%) Distributed Systems
5 43 (6.25%) Cloud Native
6 41 (5.96%) Legacy Code
7 40 (5.81%) Device Driver
8 33 (4.80%) IoT
9 31 (4.51%) Self-Motivation
10 29 (4.22%) VHDL
11 27 (3.92%) Management Information System
12 24 (3.49%) GNSS
13 21 (3.05%) Analogue Electronics
14 20 (2.91%) Robotics
15 18 (2.62%) Product Ownership
16 17 (2.47%) Life Science
17 16 (2.33%) Verilog
18 14 (2.03%) Mobile App
19 13 (1.89%) Self-Driving Car
20 12 (1.74%) MicroBlaze
Operating Systems
1 262 (38.08%) Linux
2 43 (6.25%) Windows
3 41 (5.96%) Unix
4 27 (3.92%) Embedded Linux
5 16 (2.33%) Android
6 14 (2.03%) FreeRTOS
7 11 (1.60%) Apple iOS
8 7 (1.02%) AIX
9 6 (0.87%) Red Hat Enterprise Linux
9 6 (0.87%) Ubuntu
9 6 (0.87%) Windows Server
10 5 (0.73%) Mac OS
11 2 (0.29%) CentOS
11 2 (0.29%) Debian
11 2 (0.29%) Oracle Linux
11 2 (0.29%) VxWorks
12 1 (0.15%) Rocky
12 1 (0.15%) Windows 10
12 1 (0.15%) Windows Server 2016
12 1 (0.15%) Windows Server 2019
Processes & Methodologies
1 369 (53.63%) Software Engineering
2 129 (18.75%) Agile
3 114 (16.57%) Computer Science
4 111 (16.13%) Problem-Solving
5 90 (13.08%) Mathematics
6 79 (11.48%) Validation
7 76 (11.05%) Mentoring
8 72 (10.47%) Physics
9 63 (9.16%) Test Automation
10 60 (8.72%) OO
11 59 (8.58%) UML
12 56 (8.14%) Microservices
13 55 (7.99%) SDLC
14 50 (7.27%) Multithreading
15 48 (6.98%) Low Latency
16 46 (6.69%) Continuous Improvement
17 45 (6.54%) Roadmaps
17 45 (6.54%) Software Testing
17 45 (6.54%) Verification and Validation
18 44 (6.40%) Software Architecture
Programming Languages
1 438 (63.66%) C++
2 193 (28.05%) Python
3 126 (18.31%) C#
4 121 (17.59%) Java
5 68 (9.88%) Rust
6 60 (8.72%) SQL
7 59 (8.58%) Go
8 54 (7.85%) Embedded C
9 47 (6.83%) Ada
10 44 (6.40%) JavaScript
11 41 (5.96%) MATLAB
12 31 (4.51%) Bash
12 31 (4.51%) Perl
13 27 (3.92%) VB
14 23 (3.34%) R
15 21 (3.05%) Embedded C++
16 18 (2.62%) Objective-C
17 17 (2.47%) PHP
18 15 (2.18%) Fortran
18 15 (2.18%) TypeScript
Qualifications
1 266 (38.66%) Degree
2 59 (8.58%) Security Cleared
3 44 (6.40%) Computer Science Degree
4 37 (5.38%) BPSS Clearance
5 28 (4.07%) Master's Degree
5 28 (4.07%) SC Cleared
6 27 (3.92%) PhD
7 24 (3.49%) HND
8 16 (2.33%) DV Cleared
9 8 (1.16%) Numerate Degree
10 7 (1.02%) CCNA
10 7 (1.02%) CCNP
10 7 (1.02%) Cisco Certification
10 7 (1.02%) CompTIA Security+
10 7 (1.02%) GSEC
10 7 (1.02%) SSCP
11 6 (0.87%) Chartered Engineer
12 5 (0.73%) Microsoft Certification
13 1 (0.15%) HNC
13 1 (0.15%) Postgraduate
Quality Assurance & Compliance
1 9 (1.31%) QA
2 8 (1.16%) PMO
2 8 (1.16%) SLA
3 7 (1.02%) MIL-STD-1553
3 7 (1.02%) MISRA
4 6 (0.87%) Accessibility
4 6 (0.87%) AUTOSAR
4 6 (0.87%) IFRS
4 6 (0.87%) IFRS 9
4 6 (0.87%) ISO 9001
5 4 (0.58%) Automotive SPICE
5 4 (0.58%) ECSS
5 4 (0.58%) ISO 13485
5 4 (0.58%) JTAG
5 4 (0.58%) Sarbanes-Oxley
6 3 (0.44%) HAZOP
6 3 (0.44%) IEC 62304
6 3 (0.44%) ISO 26262
6 3 (0.44%) MISRA C
7 2 (0.29%) Def Stans
System Software
1 115 (16.72%) Firmware
2 59 (8.58%) Embedded Firmware
3 24 (3.49%) Docker
4 23 (3.34%) Virtual Machines
5 2 (0.29%) KVM
5 2 (0.29%) Postfix
5 2 (0.29%) Sendmail
6 1 (0.15%) Hyper-V
6 1 (0.15%) Xen
Systems Management
1 66 (9.59%) Kubernetes
2 11 (1.60%) Terraform
3 5 (0.73%) Tivoli Storage Manager
4 3 (0.44%) Ansible
4 3 (0.44%) Prometheus
5 2 (0.29%) Functional Safety
5 2 (0.29%) Grafana
5 2 (0.29%) Nagios
5 2 (0.29%) Nessus
Vendors
1 49 (7.12%) Microsoft
2 22 (3.20%) EMC
3 13 (1.89%) Xilinx
4 11 (1.60%) SAP
5 10 (1.45%) IBM
5 10 (1.45%) Siemens
6 9 (1.31%) Altera
6 9 (1.31%) Oracle
7 8 (1.16%) Green Hills
7 8 (1.16%) Intel
8 7 (1.02%) NVIDIA
9 6 (0.87%) Xamarin
10 5 (0.73%) Cadence
11 4 (0.58%) Agilent
11 4 (0.58%) Dynatrace
11 4 (0.58%) OpenAI
11 4 (0.58%) Red Hat
11 4 (0.58%) Remedy
11 4 (0.58%) ServiceNow
11 4 (0.58%) VMware