C Contract Job Trends in London

C
England > London

The table below provides summary statistics and contractor rates for jobs advertised in London requiring C skills. It covers contract job vacancies from the 6 months leading up to 16 December 2025, with comparisons to the same periods in the previous two years.

6 months to
16 Dec 2025
Same period 2024 Same period 2023
Rank 339 289 317
Rank change year-on-year -50 +28 -30
Contract jobs citing C 41 89 96
As % of all contract jobs in London 0.29% 0.59% 0.51%
As % of the Programming Languages category 0.76% 1.53% 1.40%
Number of daily rates quoted 21 52 68
10th Percentile £382 £455 £325
25th Percentile £425 £488 £491
Median daily rate (50th Percentile) £510 £613 £588
Median % change year-on-year -16.73% +4.26% -2.08%
75th Percentile £600 £810 £675
90th Percentile £675 £874 £810
England median daily rate £500 £530 £550
% change year-on-year -5.66% -3.64% -8.33%
Number of hourly rates quoted 0 0 4
10th Percentile - - £58.63
25th Percentile - - £60.31
Median hourly rate - - £64.00
75th Percentile - - £68.19
90th Percentile - - £70.78
England median hourly rate £67.50 £67.50 £65.00
% change year-on-year - +3.85% +9.70%

All Programming Languages
London

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

Contract vacancies with a requirement for coding skills 5,428 5,824 6,834
As % of all contract IT jobs advertised in London 37.80% 38.46% 36.08%
Number of daily rates quoted 3,648 3,933 5,149
10th Percentile £370 £375 £400
25th Percentile £431 £463 £470
Median daily rate (50th Percentile) £540 £575 £575
Median % change year-on-year -6.09% - -4.17%
75th Percentile £671 £700 £700
90th Percentile £788 £825 £810
England median daily rate £513 £550 £550
% change year-on-year -6.82% - -4.35%
Number of hourly rates quoted 63 39 67
10th Percentile £25.29 £35.60 £26.25
25th Percentile £33.88 £40.06 £36.56
Median hourly rate £47.50 £52.50 £52.50
Median % change year-on-year -9.52% - -8.70%
75th Percentile £65.00 £66.88 £65.00
90th Percentile £78.75 £97.50 £72.50
England median hourly rate £65.00 £63.00 £62.50
% change year-on-year +3.17% +0.80% -0.79%

C
Job Vacancy Trend in London

Historical trend showing the proportion of contract IT job postings citing C relative to all contract IT jobs advertised in London.

C job vacancy trend in London

C
Daily Rate Trend in London

Contractor daily rate distribution trend for jobs in London citing C.

Contractor daily rate distribution trend for jobs in London citing C

C
Daily Rate Histogram in London

Daily rate distribution for jobs citing C in London over the 6 months to 16 December 2025.

Daily rate histogram for C in London

C
Hourly Rate Trend in London

Contractor hourly rate distribution trend for jobs in London citing C.

Contractor hourly rate distribution trend for jobs in London citing C

C
Contract Job Locations in London

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing C within the London region over the 6 months to 16 December 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
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Jobs
Central London -8 5 £475 -7.77% 5
C
England

C
Co-Occurring Skills & Capabilities in London by Category

The following tables expand on the one above by listing co-occurrences grouped by category. They cover the same employment type, locality and period, with up to 20 co-occurrences shown in each category:

Application Platforms
1 2 (4.88%) Confluence
2 1 (2.44%) Apache
2 1 (2.44%) Microsoft Exchange
2 1 (2.44%) OpenStack
2 1 (2.44%) SharePoint
Applications
1 1 (2.44%) Microsoft Office
Business Applications
1 3 (7.32%) BASE24
1 3 (7.32%) Payment Gateway
2 1 (2.44%) Actimize
2 1 (2.44%) Oracle Applications
2 1 (2.44%) Oracle EBS
Cloud Services
1 14 (34.15%) AWS
1 14 (34.15%) Azure
2 8 (19.51%) GCP
3 7 (17.07%) GitHub
4 2 (4.88%) Azure DevOps
5 1 (2.44%) Amazon EKS
5 1 (2.44%) Amazon Kinesis
5 1 (2.44%) Amazon S3
5 1 (2.44%) AWS CloudFormation
5 1 (2.44%) Datadog
5 1 (2.44%) Dynamics 365
5 1 (2.44%) IaaS
5 1 (2.44%) Microsoft 365
5 1 (2.44%) OneDrive
5 1 (2.44%) OpenShift
5 1 (2.44%) PaaS
5 1 (2.44%) Power Platform
5 1 (2.44%) SaaS
5 1 (2.44%) Slack
Communications & Networking
1 5 (12.20%) TCP/IP
2 2 (4.88%) Ethernet
2 2 (4.88%) Firewall
2 2 (4.88%) Modbus
2 2 (4.88%) RS-232
2 2 (4.88%) RS-485
3 1 (2.44%) 3GPP
3 1 (2.44%) Anycast
3 1 (2.44%) BGP
3 1 (2.44%) DNS
3 1 (2.44%) Ethernet VPN
3 1 (2.44%) Network Security
3 1 (2.44%) Radio Access Network
3 1 (2.44%) Software-Defined Networking
3 1 (2.44%) VXLAN
3 1 (2.44%) Wi-Fi
Database & Business Intelligence
1 4 (9.76%) NonStop SQL
1 4 (9.76%) OLTP
2 3 (7.32%) Elasticsearch
3 1 (2.44%) Big Data
3 1 (2.44%) Data Lake
3 1 (2.44%) HPCC
3 1 (2.44%) Metadata
3 1 (2.44%) MySQL
3 1 (2.44%) Oracle Database
3 1 (2.44%) Oracle Exadata
3 1 (2.44%) PostgreSQL
3 1 (2.44%) SQL Server
Development Applications
1 4 (9.76%) Clang
1 4 (9.76%) GCC
1 4 (9.76%) GitLab
2 2 (4.88%) Git
2 2 (4.88%) JIRA
2 2 (4.88%) Selenium
3 1 (2.44%) Appium
3 1 (2.44%) ClearCase
3 1 (2.44%) CMake
3 1 (2.44%) Cucumber
3 1 (2.44%) Gradle
3 1 (2.44%) Jenkins
3 1 (2.44%) JMeter
3 1 (2.44%) Maven
3 1 (2.44%) MSTest
3 1 (2.44%) Oracle Forms
3 1 (2.44%) PowerBuilder
3 1 (2.44%) SonarQube
3 1 (2.44%) Subversion
3 1 (2.44%) Visual Studio
General
1 23 (56.10%) Finance
2 11 (26.83%) Public Sector
3 8 (19.51%) Social Skills
4 6 (14.63%) Analytical Skills
4 6 (14.63%) Banking
5 5 (12.20%) Telecoms
6 4 (9.76%) Electronics
6 4 (9.76%) Manufacturing
6 4 (9.76%) Marketing
7 3 (7.32%) Financial Institution
8 2 (4.88%) Inclusion and Diversity
8 2 (4.88%) Military
9 1 (2.44%) Back Office
9 1 (2.44%) Documentation Skills
9 1 (2.44%) Health Technology
9 1 (2.44%) Investment Banking
9 1 (2.44%) Local Government
Job Titles
1 16 (39.02%) Developer
2 8 (19.51%) Linux Developer
3 6 (14.63%) C++ Developer
3 6 (14.63%) Senior
4 5 (12.20%) FPGA Developer
4 5 (12.20%) Low Latency C++ Developer
4 5 (12.20%) Market Data Developer
5 4 (9.76%) Architect
5 4 (9.76%) Build Engineer
5 4 (9.76%) Software Engineer
6 3 (7.32%) Full-Stack Developer
6 3 (7.32%) Unix Developer
7 2 (4.88%) Automation Tester
7 2 (4.88%) Embedded Engineer
7 2 (4.88%) Senior Software Engineer
7 2 (4.88%) Tester
8 1 (2.44%) Data Engineer
8 1 (2.44%) Python Engineer
8 1 (2.44%) Senior Data Engineer
8 1 (2.44%) Telecoms Architect
Libraries, Frameworks & Software Standards
1 8 (19.51%) HTML
2 5 (12.20%) CSS
3 3 (7.32%) AngularJS
3 3 (7.32%) Electron
3 3 (7.32%) JNI
3 3 (7.32%) Node.js
3 3 (7.32%) React
4 2 (4.88%) JSON
4 2 (4.88%) Kafka
5 1 (2.44%) .NET
5 1 (2.44%) Beautiful Soup
5 1 (2.44%) COM
5 1 (2.44%) J2EE
5 1 (2.44%) Middleware
5 1 (2.44%) Pandas
5 1 (2.44%) REST
5 1 (2.44%) RESTful
5 1 (2.44%) Spring
5 1 (2.44%) TensorFlow
5 1 (2.44%) XML
Miscellaneous
1 5 (12.20%) FPGA
2 4 (9.76%) Tandem
3 3 (7.32%) Cloud Native
3 3 (7.32%) Embedded Systems
3 3 (7.32%) EMV
3 3 (7.32%) Hedge funds
4 2 (4.88%) CBDC
4 2 (4.88%) Digital Currency
4 2 (4.88%) Greenfield Project
5 1 (2.44%) Arduino
5 1 (2.44%) Blockchain
5 1 (2.44%) Credit Risk
5 1 (2.44%) Data Centre
5 1 (2.44%) Distributed Systems
5 1 (2.44%) Legacy Applications
5 1 (2.44%) Legacy Code
5 1 (2.44%) Legacy Systems
5 1 (2.44%) Linux Command Line
5 1 (2.44%) Robotics
5 1 (2.44%) Web3
Operating Systems
1 18 (43.90%) Linux
2 8 (19.51%) Windows
3 5 (12.20%) Unix
4 3 (7.32%) CentOS
4 3 (7.32%) Mac OS
5 2 (4.88%) FreeRTOS
6 1 (2.44%) Robot Operating System
Processes & Methodologies
1 10 (24.39%) Problem-Solving
2 9 (21.95%) CI/CD
2 9 (21.95%) Software Engineering
3 8 (19.51%) DevOps
4 6 (14.63%) Computer Science
5 5 (12.20%) Agile
5 5 (12.20%) Containerisation
5 5 (12.20%) Infrastructure as Code
5 5 (12.20%) Low Latency
6 4 (9.76%) AI
6 4 (9.76%) Build Automation
6 4 (9.76%) Business Intelligence
6 4 (9.76%) Digital Marketing
6 4 (9.76%) High Availability
6 4 (9.76%) Programme Management
6 4 (9.76%) Roadmaps
6 4 (9.76%) Software Testing
6 4 (9.76%) Test Automation
7 3 (7.32%) Mathematics
7 3 (7.32%) Test Strategy
Programming Languages
1 25 (60.98%) C++
2 22 (53.66%) Python
3 12 (29.27%) Java
4 10 (24.39%) SQL
5 9 (21.95%) Bash
6 8 (19.51%) JavaScript
7 6 (14.63%) Rust
8 5 (12.20%) Perl
8 5 (12.20%) PowerShell
9 4 (9.76%) PL/SQL
10 3 (7.32%) C#
10 3 (7.32%) COBOL
10 3 (7.32%) Go
10 3 (7.32%) ProC
10 3 (7.32%) Shell Script
11 2 (4.88%) Embedded C
11 2 (4.88%) Embedded C++
12 1 (2.44%) Korn
12 1 (2.44%) VB
Qualifications
1 11 (26.83%) Security Cleared
2 7 (17.07%) SC Cleared
3 5 (12.20%) Degree
4 3 (7.32%) Computer Science Degree
5 2 (4.88%) Cisco Certification
5 2 (4.88%) ISTQB
6 1 (2.44%) CCIE
6 1 (2.44%) CCNA
6 1 (2.44%) CCSAS
6 1 (2.44%) CISSP
6 1 (2.44%) DV Cleared
6 1 (2.44%) GPEN
6 1 (2.44%) GWAPT
6 1 (2.44%) GXPN
6 1 (2.44%) ISTQB Foundation Certification
6 1 (2.44%) JNCIE
6 1 (2.44%) OSCE
6 1 (2.44%) OSCP
Quality Assurance & Compliance
1 3 (7.32%) ISO 8583
2 2 (4.88%) PCI DSS
2 2 (4.88%) QA
3 1 (2.44%) Data Quality
3 1 (2.44%) HMG Security Policy Framework
3 1 (2.44%) ISO/IEC 27001
3 1 (2.44%) MiFID
System Software
1 11 (26.83%) Docker
2 4 (9.76%) Firmware
3 3 (7.32%) Embedded Firmware
4 1 (2.44%) Active Directory
4 1 (2.44%) KVM
4 1 (2.44%) VMware Infrastructure
Systems Management
1 6 (14.63%) Kubernetes
2 5 (12.20%) Terraform
3 2 (4.88%) Prometheus
4 1 (2.44%) Ansible
4 1 (2.44%) Grafana
Vendors
1 8 (19.51%) Oracle
2 5 (12.20%) HP
2 5 (12.20%) Microsoft
2 5 (12.20%) SAP
3 4 (9.76%) Red Hat
4 3 (7.32%) Cisco
5 2 (4.88%) Salesforce
6 1 (2.44%) Apple
6 1 (2.44%) Arista
6 1 (2.44%) Bloomberg
6 1 (2.44%) Dynatrace
6 1 (2.44%) NetApp
6 1 (2.44%) OutSystems
6 1 (2.44%) Proofpoint
6 1 (2.44%) Refinitiv
6 1 (2.44%) ServiceNow
6 1 (2.44%) Veritas
6 1 (2.44%) VMware
6 1 (2.44%) Wind River