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 28 November 2025, with comparisons to the same periods in the previous two years.

6 months to
28 Nov 2025
Same period 2024 Same period 2023
Rank 332 283 323
Rank change year-on-year -49 +40 -40
Contract jobs citing C 46 105 100
As % of all contract jobs in London 0.32% 0.66% 0.51%
As % of the Programming Languages category 0.84% 1.71% 1.39%
Number of daily rates quoted 24 63 69
10th Percentile £373 £454 £325
25th Percentile £425 £475 £525
Median daily rate (50th Percentile) £577 £550 £625
Median % change year-on-year +4.91% -12.00% +4.17%
75th Percentile £641 £810 £800
90th Percentile £675 £863 £816
England median daily rate £500 £530 £550
% change year-on-year -5.66% -3.64% -8.33%
Number of hourly rates quoted 0 0 3
10th Percentile - - £29.50
25th Percentile - - £40.00
Median hourly rate - - £60.00
75th Percentile - - £63.13
90th Percentile - - £63.50
England median hourly rate £67.50 £65.00 £65.00
% change year-on-year +3.85% - +13.04%

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 5,450 6,154 7,188
As % of all contract IT jobs advertised in London 38.36% 38.68% 36.58%
Number of daily rates quoted 3,656 4,188 5,395
10th Percentile £363 £373 £389
25th Percentile £425 £463 £463
Median daily rate (50th Percentile) £540 £575 £576
Median % change year-on-year -6.09% -0.17% -4.00%
75th Percentile £675 £700 £700
90th Percentile £800 £825 £810
England median daily rate £513 £543 £550
% change year-on-year -5.53% -1.36% -4.35%
Number of hourly rates quoted 65 43 69
10th Percentile £25.40 £35.15 £26.16
25th Percentile £34.48 £40.06 £36.28
Median hourly rate £47.50 £52.50 £55.00
Median % change year-on-year -9.52% -4.55% -4.35%
75th Percentile £64.75 £66.88 £65.00
90th Percentile £87.50 £97.50 £73.92
England median hourly rate £65.00 £65.00 £61.84
% change year-on-year - +5.11% -1.06%

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 28 November 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 28 November 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 -7 3 £453 -14.62% 6
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 (4.35%) Apache Spark
1 2 (4.35%) Confluence
2 1 (2.17%) Microsoft Exchange
2 1 (2.17%) OpenStack
2 1 (2.17%) SharePoint
Applications
1 1 (2.17%) Microsoft Office
Business Applications
1 1 (2.17%) Actimize
1 1 (2.17%) Dynamics NAV
Cloud Services
1 20 (43.48%) AWS
2 17 (36.96%) Azure
3 10 (21.74%) GitHub
4 8 (17.39%) GCP
5 2 (4.35%) Dynamics 365
6 1 (2.17%) Amazon Kinesis
6 1 (2.17%) Amazon S3
6 1 (2.17%) AWS CloudFormation
6 1 (2.17%) Azure DevOps
6 1 (2.17%) Datadog
6 1 (2.17%) IaaS
6 1 (2.17%) Microsoft 365
6 1 (2.17%) OneDrive
6 1 (2.17%) OpenShift
6 1 (2.17%) PaaS
6 1 (2.17%) Power Platform
6 1 (2.17%) SaaS
6 1 (2.17%) Slack
Communications & Networking
1 4 (8.70%) TCP/IP
2 2 (4.35%) Ethernet
2 2 (4.35%) Firewall
2 2 (4.35%) Modbus
2 2 (4.35%) RS-232
2 2 (4.35%) RS-485
3 1 (2.17%) 3GPP
3 1 (2.17%) Anycast
3 1 (2.17%) BGP
3 1 (2.17%) DNS
3 1 (2.17%) Ethernet VPN
3 1 (2.17%) Network Security
3 1 (2.17%) Radio Access Network
3 1 (2.17%) Software-Defined Networking
3 1 (2.17%) VXLAN
3 1 (2.17%) Wi-Fi
Database & Business Intelligence
1 5 (10.87%) Big Data
1 5 (10.87%) HPCC
2 3 (6.52%) Data Lake
2 3 (6.52%) Elasticsearch
3 1 (2.17%) Data Mining
3 1 (2.17%) Metadata
3 1 (2.17%) NonStop SQL
3 1 (2.17%) Oracle Database
Development Applications
1 6 (13.04%) GitLab
2 5 (10.87%) Git
3 4 (8.70%) Clang
3 4 (8.70%) GCC
4 3 (6.52%) Gradle
4 3 (6.52%) Maven
5 2 (4.35%) JIRA
6 1 (2.17%) CANoe
6 1 (2.17%) ClearCase
6 1 (2.17%) CMake
6 1 (2.17%) Jenkins
6 1 (2.17%) JMeter
6 1 (2.17%) MSTest
6 1 (2.17%) Selenium
6 1 (2.17%) TensorBoard
6 1 (2.17%) Visual Studio
General
1 20 (43.48%) Finance
2 9 (19.57%) Public Sector
2 9 (19.57%) Social Skills
3 5 (10.87%) Telecoms
4 4 (8.70%) Electronics
4 4 (8.70%) Financial Institution
4 4 (8.70%) Manufacturing
4 4 (8.70%) Marketing
5 3 (6.52%) Analytical Skills
5 3 (6.52%) Banking
6 2 (4.35%) Inclusion and Diversity
6 2 (4.35%) Military
7 1 (2.17%) Automotive
7 1 (2.17%) Back Office
7 1 (2.17%) Documentation Skills
7 1 (2.17%) Health Technology
7 1 (2.17%) Investment Banking
Job Titles
1 12 (26.09%) Developer
2 7 (15.22%) Linux Developer
3 6 (13.04%) Architect
3 6 (13.04%) Senior
3 6 (13.04%) Software Engineer
4 5 (10.87%) Azure Engineer
4 5 (10.87%) C++ Developer
4 5 (10.87%) Java Engineer
5 4 (8.70%) Azure Software Engineer
5 4 (8.70%) Build Engineer
5 4 (8.70%) Data Architect
5 4 (8.70%) FPGA Developer
5 4 (8.70%) Java Software Engineer
5 4 (8.70%) Low Latency C++ Developer
5 4 (8.70%) Market Data Developer
6 3 (6.52%) Full-Stack Developer
6 3 (6.52%) Lead
6 3 (6.52%) Unix Developer
7 2 (4.35%) AWS Engineer
7 2 (4.35%) Technical Leader
Libraries, Frameworks & Software Standards
1 11 (23.91%) HTML
2 6 (13.04%) JSON
3 5 (10.87%) CSS
3 5 (10.87%) XML
4 3 (6.52%) AngularJS
4 3 (6.52%) Electron
4 3 (6.52%) JNI
4 3 (6.52%) Node.js
4 3 (6.52%) React
4 3 (6.52%) Spring
5 1 (2.17%) Beautiful Soup
5 1 (2.17%) eBPF
5 1 (2.17%) Elastic Stack
5 1 (2.17%) Google JAX
5 1 (2.17%) JAX
5 1 (2.17%) Microsoft Graph
5 1 (2.17%) Pandas
5 1 (2.17%) PyTorch
5 1 (2.17%) TensorFlow
5 1 (2.17%) web3js
Miscellaneous
1 4 (8.70%) FPGA
1 4 (8.70%) Hedge funds
2 3 (6.52%) Distributed Systems
2 3 (6.52%) Embedded Systems
3 2 (4.35%) CBDC
3 2 (4.35%) Cloud Native
3 2 (4.35%) Digital Currency
3 2 (4.35%) Distributed Computing
3 2 (4.35%) Greenfield Project
4 1 (2.17%) Algorithms
4 1 (2.17%) Arduino
4 1 (2.17%) Blockchain
4 1 (2.17%) Credit Risk
4 1 (2.17%) Data Centre
4 1 (2.17%) Data Structures
4 1 (2.17%) Hybrid Cloud
4 1 (2.17%) Linux Command Line
4 1 (2.17%) Robotics
4 1 (2.17%) Tandem
4 1 (2.17%) Verilog
Operating Systems
1 16 (34.78%) Linux
2 12 (26.09%) Windows
3 9 (19.57%) Unix
4 3 (6.52%) CentOS
4 3 (6.52%) Mac OS
5 2 (4.35%) FreeRTOS
6 1 (2.17%) Robot Operating System
Processes & Methodologies
1 12 (26.09%) Software Engineering
2 9 (19.57%) Agile
3 8 (17.39%) Computer Science
3 8 (17.39%) Problem-Solving
4 7 (15.22%) CI/CD
4 7 (15.22%) DevOps
4 7 (15.22%) TDD
5 6 (13.04%) Code Coverage
6 5 (10.87%) Data Governance
6 5 (10.87%) Data Pipeline
6 5 (10.87%) ETL
6 5 (10.87%) Low Latency
6 5 (10.87%) Product Requirements
6 5 (10.87%) Waterfall
7 4 (8.70%) Build Automation
7 4 (8.70%) Business Intelligence
7 4 (8.70%) Data Modelling
7 4 (8.70%) Infrastructure as Code
7 4 (8.70%) Machine Learning
7 4 (8.70%) SDLC
Programming Languages
1 32 (69.57%) C++
2 31 (67.39%) Python
3 20 (43.48%) Java
4 11 (23.91%) SQL
5 8 (17.39%) Perl
6 7 (15.22%) JavaScript
7 6 (13.04%) Bash
8 5 (10.87%) PL/SQL
8 5 (10.87%) PowerShell
8 5 (10.87%) Rust
9 3 (6.52%) C#
9 3 (6.52%) Go
9 3 (6.52%) Shell Script
10 2 (4.35%) Embedded C
10 2 (4.35%) Embedded C++
11 1 (2.17%) ProC
11 1 (2.17%) SystemVerilog
Qualifications
1 8 (17.39%) Security Cleared
2 7 (15.22%) Degree
3 6 (13.04%) SC Cleared
4 3 (6.52%) Computer Science Degree
5 2 (4.35%) Master's Degree
5 2 (4.35%) PhD
6 1 (2.17%) CCIE
6 1 (2.17%) CCSAS
6 1 (2.17%) Cisco Certification
6 1 (2.17%) CISSP
6 1 (2.17%) GPEN
6 1 (2.17%) GWAPT
6 1 (2.17%) GXPN
6 1 (2.17%) ISTQB
6 1 (2.17%) ISTQB Foundation Certification
6 1 (2.17%) JNCIE
6 1 (2.17%) OSCE
6 1 (2.17%) OSCP
Quality Assurance & Compliance
1 2 (4.35%) QA
2 1 (2.17%) AUTOSAR
2 1 (2.17%) Data Quality
2 1 (2.17%) HMG Security Policy Framework
2 1 (2.17%) ISO/IEC 27001
2 1 (2.17%) MiFID
System Software
1 9 (19.57%) Docker
2 4 (8.70%) Firmware
3 3 (6.52%) Embedded Firmware
4 1 (2.17%) Active Directory
4 1 (2.17%) KVM
4 1 (2.17%) VMware Infrastructure
Systems Management
1 4 (8.70%) Kubernetes
1 4 (8.70%) Terraform
2 1 (2.17%) Ansible
2 1 (2.17%) Grafana
2 1 (2.17%) Prometheus
Vendors
1 8 (17.39%) Microsoft
2 6 (13.04%) Oracle
3 5 (10.87%) SAP
4 4 (8.70%) Red Hat
5 2 (4.35%) Cisco
5 2 (4.35%) HP
6 1 (2.17%) Apple
6 1 (2.17%) Arista
6 1 (2.17%) Bloomberg
6 1 (2.17%) Databricks
6 1 (2.17%) NetApp
6 1 (2.17%) Proofpoint
6 1 (2.17%) Refinitiv
6 1 (2.17%) Salesforce
6 1 (2.17%) ServiceNow
6 1 (2.17%) Veritas
6 1 (2.17%) VMware
6 1 (2.17%) Wind River