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 20 July 2025, comparing them to the same period in the previous two years.

6 months to
20 Jul 2025
Same period 2024 Same period 2023
Rank 283 130 235
Rank change year-on-year -153 +105 -30
Permanent jobs citing C 602 1,997 1,298
As % of all permanent jobs advertised in the UK 0.99% 2.03% 1.56%
As % of the Programming Languages category 3.59% 6.49% 3.85%
Number of salaries quoted 360 1,538 763
10th Percentile £43,000 £38,750 £35,733
25th Percentile £47,500 £45,000 £45,000
Median annual salary (50th Percentile) £57,836 £57,004 £61,180
Median % change year-on-year +1.46% -6.82% +6.40%
75th Percentile £73,750 £71,250 £75,000
90th Percentile £95,000 £85,000 £88,750
UK excluding London median annual salary £57,000 £55,000 £60,000
% change year-on-year +3.64% -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 16,752 30,761 33,688
As % of all permanent jobs advertised in the UK 27.63% 31.27% 40.39%
Number of salaries quoted 10,704 22,368 24,730
10th Percentile £36,250 £35,475 £38,750
25th Percentile £47,500 £45,000 £48,750
Median annual salary (50th Percentile) £60,000 £60,000 £65,000
Median % change year-on-year - -7.69% +4.00%
75th Percentile £82,500 £80,000 £85,000
90th Percentile £107,500 £100,000 £107,500
UK excluding London median annual salary £55,000 £55,000 £55,000
% change year-on-year - - +3.77%

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 20 July 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 20 July 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 -168 501 £57,836 -0.28% 808
UK excluding London -157 454 £57,000 +3.64% 748
Work from Home -107 261 £56,283 +2.33% 506
South East -109 148 £65,000 +18.18% 179
London +19 119 £90,000 - 146
North of England -111 67 £55,000 - 117
East of England -83 65 £55,000 -15.38% 191
Midlands -48 52 £53,750 +7.50% 95
Scotland -19 51 £65,000 +23.81% 52
South West -57 49 £52,500 -12.50% 104
North West -78 33 £57,836 +5.16% 55
Yorkshire -24 29 £46,000 -5.64% 52
East Midlands -33 29 £53,750 +19.44% 45
West Midlands +2 23 £57,500 -4.17% 48
Wales -11 22 £65,000 +30.00% 28
North East +18 5 £55,000 -8.33% 12
Northern Ireland +25 1 £50,000 -9.09% 11

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 18 (2.99%) Kinematics
2 5 (0.83%) Apache
3 3 (0.50%) Apache Spark
3 3 (0.50%) OpenStack
4 2 (0.33%) SharePoint
5 1 (0.17%) Apache Airflow
5 1 (0.17%) CMS
5 1 (0.17%) Umbraco
Applications
1 20 (3.32%) Simulink
2 5 (0.83%) Chatbot
2 5 (0.83%) GNU Octave
3 4 (0.66%) SOLIDWORKS
4 3 (0.50%) Microsoft Office
5 2 (0.33%) CANalyzer
5 2 (0.33%) OrCAD
6 1 (0.17%) Microsoft Excel
6 1 (0.17%) Microsoft PowerPoint
Business Applications
1 11 (1.83%) Dynamics NAV
2 4 (0.66%) Remedy ITSM
3 3 (0.50%) C-CURE
4 1 (0.17%) Lorenzo
4 1 (0.17%) Sage 200
4 1 (0.17%) Sage 50
4 1 (0.17%) SystmOne
Cloud Services
1 46 (7.64%) Azure
2 31 (5.15%) AWS
3 21 (3.49%) Dynamics 365
4 17 (2.82%) GitHub
5 15 (2.49%) SaaS
6 8 (1.33%) GCP
6 8 (1.33%) Power Platform
7 4 (0.66%) Amazon Bedrock
7 4 (0.66%) Azure Pipelines
8 2 (0.33%) AWS IoT
8 2 (0.33%) Azure DevOps
9 1 (0.17%) Azure Machine Learning
9 1 (0.17%) CloudAMQP
9 1 (0.17%) Datadog
9 1 (0.17%) Google Kubernetes Engine
9 1 (0.17%) Snowflake
Communications & Networking
1 56 (9.30%) TCP/IP
2 49 (8.14%) Wireless
3 35 (5.81%) Software-Defined Radio
4 32 (5.32%) Modbus
5 20 (3.32%) RS-485
6 17 (2.82%) RS-232
7 14 (2.33%) MQTT
7 14 (2.33%) Network Security
8 13 (2.16%) WAN
9 12 (1.99%) Bluetooth
10 11 (1.83%) Ethernet
11 10 (1.66%) HTTP
12 9 (1.50%) Internet
13 8 (1.33%) 5G
13 8 (1.33%) SD-WAN
13 8 (1.33%) Wi-Fi
14 7 (1.16%) Link 16
14 7 (1.16%) Tactical Data Link
14 7 (1.16%) VLAN
14 7 (1.16%) ZigBee
Database & Business Intelligence
1 18 (2.99%) SQL Server
2 8 (1.33%) KDB
2 8 (1.33%) Kdb+
3 7 (1.16%) SQL Server Integration Services
4 6 (1.00%) PostgreSQL
4 6 (1.00%) RDBMS
4 6 (1.00%) Relational Database
5 4 (0.66%) MySQL
6 3 (0.50%) Hadoop
6 3 (0.50%) MongoDB
7 2 (0.33%) Geospatial Data
7 2 (0.33%) GIS
7 2 (0.33%) Metadata
7 2 (0.33%) Power BI
7 2 (0.33%) Scylla
7 2 (0.33%) SQLite
7 2 (0.33%) Tableau
8 1 (0.17%) CockroachDB
8 1 (0.17%) Data Lake
8 1 (0.17%) Electronic Patient Records
Development Applications
1 58 (9.63%) Git
2 23 (3.82%) Visual Studio
3 17 (2.82%) Subversion
4 12 (1.99%) GitLab
5 11 (1.83%) JIRA
6 9 (1.50%) Jenkins
7 8 (1.33%) Rational DOORS
8 7 (1.16%) GDB
9 6 (1.00%) LabVIEW
9 6 (1.00%) SQL Server Management Studio (SSMS)
10 5 (0.83%) CMake
11 4 (0.66%) CppUnit
12 3 (0.50%) IDA Disassembler
13 2 (0.33%) Eclipse
13 2 (0.33%) Fiddler
13 2 (0.33%) Rational Rhapsody
13 2 (0.33%) Team Foundation Server
13 2 (0.33%) Visual Studio Code
14 1 (0.17%) IntelliJ
14 1 (0.17%) WiX
General
1 118 (19.60%) Finance
2 112 (18.60%) Electronics
3 104 (17.28%) Social Skills
4 51 (8.47%) Manufacturing
5 50 (8.31%) Aerospace
6 43 (7.14%) Inclusion and Diversity
7 36 (5.98%) Analytical Skills
8 32 (5.32%) Automotive
9 30 (4.98%) Banking
10 26 (4.32%) Telecoms
11 24 (3.99%) Law
12 20 (3.32%) Marketing
13 17 (2.82%) Investment Banking
14 13 (2.16%) Military
15 12 (1.99%) Documentation Skills
15 12 (1.99%) Presentation Skills
16 11 (1.83%) Back Office
17 10 (1.66%) Aviation
17 10 (1.66%) Public Sector
18 7 (1.16%) Legal
Job Titles
1 197 (32.72%) Software Engineer
2 150 (24.92%) Embedded Engineer
3 133 (22.09%) Senior
4 112 (18.60%) Lead
5 105 (17.44%) Embedded Software Engineer
6 95 (15.78%) Developer
7 60 (9.97%) Senior Software Engineer
8 44 (7.31%) Firmware Engineer
9 39 (6.48%) C++ Developer
10 38 (6.31%) Senior Embedded Engineer
11 30 (4.98%) Cloud Engineer
11 30 (4.98%) Cloud Software Engineer
12 29 (4.82%) Cloud Native Engineer
12 29 (4.82%) Low Latency C++ Developer
13 27 (4.49%) Electronics Engineer
13 27 (4.49%) Embedded Firmware Engineer
13 27 (4.49%) Systems Engineer
14 23 (3.82%) Lead Software Engineer
15 22 (3.65%) Senior Firmware Engineer
16 21 (3.49%) Senior Embedded Software Engineer
Libraries, Frameworks & Software Standards
1 75 (12.46%) HTML
2 28 (4.65%) XML
3 25 (4.15%) Middleware
4 22 (3.65%) .NET
5 16 (2.66%) Qt
5 16 (2.66%) Yocto
6 13 (2.16%) CSS
7 11 (1.83%) .NET Framework
8 9 (1.50%) REST
9 7 (1.16%) React
10 6 (1.00%) PyTorch
10 6 (1.00%) TensorFlow
10 6 (1.00%) WebSockets
11 5 (0.83%) HTML5
11 5 (0.83%) OpenEmbedded
12 4 (0.66%) FIX Protocol
12 4 (0.66%) LangChain
12 4 (0.66%) OpenCL
13 3 (0.50%) Node.js
13 3 (0.50%) WPF
Miscellaneous
1 124 (20.60%) Embedded Systems
2 64 (10.63%) Algorithms
3 51 (8.47%) FPGA
4 35 (5.81%) e-Learning
5 34 (5.65%) MicroBlaze
6 33 (5.48%) Cloud Native
7 32 (5.32%) Distributed Systems
8 31 (5.15%) Device Driver
9 30 (4.98%) RISC-V
10 29 (4.82%) Legacy Code
11 28 (4.65%) Analogue Electronics
11 28 (4.65%) IoT
11 28 (4.65%) Self-Motivation
12 25 (4.15%) Robotics
13 19 (3.16%) Management Information System
14 15 (2.49%) VHDL
15 12 (1.99%) Mobile App
15 12 (1.99%) NHS
16 11 (1.83%) CAN bus
17 10 (1.66%) Verilog
Operating Systems
1 211 (35.05%) Linux
2 59 (9.80%) Embedded Linux
3 29 (4.82%) Windows
4 24 (3.99%) Unix
5 20 (3.32%) Android
6 10 (1.66%) Apple iOS
7 7 (1.16%) FreeRTOS
8 4 (0.66%) Mac OS
9 2 (0.33%) VxWorks
10 1 (0.17%) Debian
10 1 (0.17%) Red Hat Enterprise Linux
10 1 (0.17%) Rocky
10 1 (0.17%) SafeRTOS
10 1 (0.17%) ThreadX
Processes & Methodologies
1 301 (50.00%) Software Engineering
2 140 (23.26%) Agile
3 120 (19.93%) Computer Science
4 78 (12.96%) Problem-Solving
5 77 (12.79%) Mentoring
6 71 (11.79%) Artificial Intelligence
6 71 (11.79%) Machine Learning
7 67 (11.13%) Test Automation
8 64 (10.63%) Validation
9 60 (9.97%) Data Privacy
10 59 (9.80%) OO
11 51 (8.47%) SDLC
12 49 (8.14%) Signal Processing
13 46 (7.64%) Mathematics
14 45 (7.48%) CI/CD
14 45 (7.48%) UML
15 42 (6.98%) Continuous Improvement
15 42 (6.98%) Digital Signal Processing
16 36 (5.98%) Low Latency
16 36 (5.98%) Verification and Validation
Programming Languages
1 421 (69.93%) C++
2 189 (31.40%) Python
3 149 (24.75%) Java
4 141 (23.42%) C#
5 93 (15.45%) Rust
6 82 (13.62%) SQL
7 78 (12.96%) JavaScript
8 74 (12.29%) MATLAB
9 64 (10.63%) R
10 60 (9.97%) PHP
11 55 (9.14%) TypeScript
12 51 (8.47%) Embedded C
13 49 (8.14%) Dart
13 49 (8.14%) Ruby
14 38 (6.31%) Go
15 27 (4.49%) Ada
16 13 (2.16%) Embedded C++
17 11 (1.83%) Bash
17 11 (1.83%) Kotlin
17 11 (1.83%) Objective-C
Qualifications
1 220 (36.54%) Degree
2 90 (14.95%) Computer Science Degree
3 82 (13.62%) Security Cleared
4 55 (9.14%) SC Cleared
5 23 (3.82%) PhD
6 18 (2.99%) Master's Degree
7 16 (2.66%) BPSS Clearance
8 15 (2.49%) HND
9 9 (1.50%) DV Cleared
10 7 (1.16%) CCNA
10 7 (1.16%) CCNP
10 7 (1.16%) Cisco Certification
10 7 (1.16%) CompTIA Security+
10 7 (1.16%) GSEC
10 7 (1.16%) SSCP
11 1 (0.17%) Chartered Engineer
11 1 (0.17%) DBS Check
11 1 (0.17%) HNC
11 1 (0.17%) Postgraduate
Quality Assurance & Compliance
1 15 (2.49%) ISO 9001
2 12 (1.99%) ISO/IEC 27001
3 9 (1.50%) QA
4 7 (1.16%) MIL-STD-1553
5 6 (1.00%) AUTOSAR
5 6 (1.00%) IFRS
5 6 (1.00%) IFRS 9
5 6 (1.00%) JTAG
6 4 (0.66%) IEC 61508
6 4 (0.66%) PMO
7 3 (0.50%) Automotive SPICE
7 3 (0.50%) Def Stans
7 3 (0.50%) ISO 13485
7 3 (0.50%) MISRA
8 2 (0.33%) DO-178B
8 2 (0.33%) ECSS
8 2 (0.33%) GDPR
8 2 (0.33%) IEC 62304
8 2 (0.33%) ISO 26262
8 2 (0.33%) MISRA C
System Software
1 126 (20.93%) Firmware
2 78 (12.96%) Embedded Firmware
3 16 (2.66%) Virtual Machines
4 13 (2.16%) Docker
5 1 (0.17%) Xen
Systems Management
1 50 (8.31%) Kubernetes
2 10 (1.66%) Terraform
3 4 (0.66%) Functional Safety
4 2 (0.33%) Ansible
5 1 (0.17%) Grafana
5 1 (0.17%) systemd
Vendors
1 26 (4.32%) Microsoft
2 23 (3.82%) EMC
3 9 (1.50%) Intel
4 8 (1.33%) SAP
5 7 (1.16%) Xilinx
6 6 (1.00%) NVIDIA
7 5 (0.83%) Atmel
7 5 (0.83%) Microsemi
7 5 (0.83%) Siemens
8 4 (0.66%) Agilent
8 4 (0.66%) Google
8 4 (0.66%) OpenAI
8 4 (0.66%) Remedy
8 4 (0.66%) ServiceNow
9 3 (0.50%) Graphcore
9 3 (0.50%) IBM
9 3 (0.50%) Oracle
10 2 (0.33%) Allen-Bradley
10 2 (0.33%) QNX
10 2 (0.33%) Red Hat