C Contracts in London

C
England > London

The table below provides summary statistics for contract job vacancies advertised in London requiring C skills. It includes a benchmarking guide to the contractor rates offered in vacancies that cited C over the 6 months leading up to 31 May 2025, comparing them to the same period in the previous two years.

6 months to
31 May 2025
Same period 2024 Same period 2023
Rank 289 298 274
Rank change year-on-year +9 -24 +102
Contract jobs citing C 55 95 217
As % of all contract jobs advertised in London 0.45% 0.54% 0.85%
As % of the Programming Languages category 1.14% 1.46% 2.13%
Number of daily rates quoted 30 62 138
10th Percentile £313 £258 £505
25th Percentile £505 £413 £527
Median daily rate (50th Percentile) £625 £500 £650
Median % change year-on-year +25.00% -23.08% +8.33%
75th Percentile £675 £575 £750
90th Percentile £775 £731 £950
England median daily rate £525 £538 £571
% change year-on-year -2.42% -5.78% -0.70%
Number of hourly rates quoted 0 8 8
10th Percentile - £51.23 £49.58
25th Percentile - £61.31 £50.94
Median hourly rate - £68.75 £55.00
Median % change year-on-year - +25.00% +18.92%
75th Percentile - £72.50 £58.75
90th Percentile - £73.25 £64.00
England median hourly rate £68.00 £65.00 £60.00
% change year-on-year +4.62% +8.33% +7.14%

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 4,843 6,498 10,198
As % of all contract IT jobs advertised in London 39.50% 37.23% 40.07%
Number of daily rates quoted 3,393 4,961 7,674
10th Percentile £380 £375 £413
25th Percentile £438 £463 £500
Median daily rate (50th Percentile) £550 £575 £600
Median % change year-on-year -4.35% -4.17% -
75th Percentile £713 £700 £738
90th Percentile £825 £838 £825
England median daily rate £525 £543 £565
% change year-on-year -3.23% -3.98% +2.73%
Number of hourly rates quoted 38 51 75
10th Percentile £28.52 £23.80 £25.75
25th Percentile £33.25 £36.91 £41.63
Median hourly rate £37.81 £50.50 £60.00
Median % change year-on-year -25.14% -15.83% +20.04%
75th Percentile £53.75 £62.50 £75.00
90th Percentile £73.13 £72.50 £88.00
England median hourly rate £62.00 £62.50 £62.50
% change year-on-year -0.80% - +19.05%

C
Job Vacancy Trend in London

Job postings citing C as a proportion of all IT jobs advertised in London.

Job vacancy trend for C in London

C
Contractor Daily Rate Trend in London

3-month moving average daily rate quoted in jobs citing C in London.

Daily rate trend for C in London

C
Daily Rate Histogram in London

Daily rate distribution for jobs citing C in London over the 6 months to 31 May 2025.

Daily rate histogram for C in London

C
Contractor Hourly Rate Trend in London

3-month moving average hourly rates quoted in jobs citing C in London.

Hourly rate trend for C in London

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 31 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
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Jobs
Central London +13 8 £625 -13.79% 9
C
England

C
Co-occurring Skills and Capabilities in London 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 12 (21.82%) Apache Spark
2 1 (1.82%) Apache
2 1 (1.82%) Confluence
2 1 (1.82%) Ethereum
2 1 (1.82%) Hyperledger
2 1 (1.82%) IBM HTTP Server
2 1 (1.82%) MetaMask
Applications
1 1 (1.82%) CANalyzer
1 1 (1.82%) Microsoft Excel
Business Applications
1 2 (3.64%) BASE24
2 1 (1.82%) R3 Corda
Cloud Services
1 18 (32.73%) AWS
2 10 (18.18%) Azure
3 7 (12.73%) GCP
4 3 (5.45%) GitHub
5 1 (1.82%) Azure ExpressRoute
5 1 (1.82%) Azure Key Vault
5 1 (1.82%) Dynamics 365
5 1 (1.82%) Entra ID
5 1 (1.82%) GitHub Actions
5 1 (1.82%) OpenShift
Communications & Networking
1 4 (7.27%) SSL
2 2 (3.64%) ATM
2 2 (3.64%) HTTPS
2 2 (3.64%) Internet
2 2 (3.64%) LAN
2 2 (3.64%) SAN
2 2 (3.64%) SMS
2 2 (3.64%) SSH
3 1 (1.82%) Firewall
3 1 (1.82%) J1939
3 1 (1.82%) Network Security
3 1 (1.82%) VPN
3 1 (1.82%) VSAN
3 1 (1.82%) WAN
Database & Business Intelligence
1 6 (10.91%) Big Data
1 6 (10.91%) Data Mining
2 4 (7.27%) Relational Database
3 2 (3.64%) DB2
3 2 (3.64%) HPCC
3 2 (3.64%) NonStop SQL
3 2 (3.64%) RDBMS
4 1 (1.82%) Hadoop
4 1 (1.82%) MongoDB
4 1 (1.82%) NoSQL
4 1 (1.82%) PostgreSQL
Development Applications
1 13 (23.64%) Git
2 3 (5.45%) GitLab
3 2 (3.64%) Jenkins
4 1 (1.82%) Hardhat
4 1 (1.82%) JIRA
General
1 18 (32.73%) Finance
1 18 (32.73%) Social Skills
2 12 (21.82%) Analytical Skills
3 9 (16.36%) Banking
4 7 (12.73%) Investment Banking
5 6 (10.91%) Financial Institution
6 2 (3.64%) Front Office
7 1 (1.82%) German Language
7 1 (1.82%) Organisational Skills
7 1 (1.82%) Public Sector
Job Titles
1 13 (23.64%) Developer
2 11 (20.00%) Machine Learning Engineer
3 9 (16.36%) C++ Developer
3 9 (16.36%) Lead
4 7 (12.73%) AWS Engineer
5 6 (10.91%) Senior
6 4 (7.27%) Software Engineer
6 4 (7.27%) Team Leader
7 3 (5.45%) Java Engineer
7 3 (5.45%) Principal Engineer
7 3 (5.45%) Technical Leader
8 2 (3.64%) Azure Engineer
8 2 (3.64%) Big Data Engineer
8 2 (3.64%) Market Risk C++ Developer
8 2 (3.64%) Market Risk Developer
8 2 (3.64%) OpenVMS Administrator
8 2 (3.64%) Python Developer
8 2 (3.64%) Senior Software Engineer
8 2 (3.64%) Unix Developer
8 2 (3.64%) VMS Administrator
Libraries, Frameworks & Software Standards
1 6 (10.91%) XML
2 4 (7.27%) HTML
2 4 (7.27%) JSON
2 4 (7.27%) Ray
2 4 (7.27%) React
3 3 (5.45%) STL
4 2 (3.64%) Node.js
4 2 (3.64%) Spring
4 2 (3.64%) Spring Boot
5 1 (1.82%) AngularJS
5 1 (1.82%) Elastic Stack
5 1 (1.82%) EntireX
5 1 (1.82%) Flask
5 1 (1.82%) PySpark
5 1 (1.82%) PyTorch
5 1 (1.82%) Smart Contracts
5 1 (1.82%) TensorFlow
5 1 (1.82%) Truffle
5 1 (1.82%) Vue
5 1 (1.82%) web3js
Miscellaneous
1 13 (23.64%) Distributed Systems
2 11 (20.00%) Distributed Computing
3 7 (12.73%) Algorithms
4 6 (10.91%) Hedge funds
5 5 (9.09%) Data Structures
5 5 (9.09%) Enterprise Software
5 5 (9.09%) Equities
5 5 (9.09%) Team-Oriented Environment
6 3 (5.45%) Tandem
7 2 (3.64%) Foreign Exchange (FX)
7 2 (3.64%) Mainframe
7 2 (3.64%) Market Risk
7 2 (3.64%) Onboarding
7 2 (3.64%) Online Banking
7 2 (3.64%) Security Posture
8 1 (1.82%) Blockchain
8 1 (1.82%) Data Centre
8 1 (1.82%) EMV
8 1 (1.82%) Solar Panel
8 1 (1.82%) Virtual Team
Operating Systems
1 22 (40.00%) Linux
2 11 (20.00%) Unix
3 9 (16.36%) Windows
4 2 (3.64%) OpenVMS
4 2 (3.64%) VMS
4 2 (3.64%) Windows Server
5 1 (1.82%) AIX
5 1 (1.82%) Red Hat Enterprise Linux
Processes & Methodologies
1 14 (25.45%) Machine Learning
2 12 (21.82%) CI/CD
3 11 (20.00%) Deep Learning
3 11 (20.00%) Technical Leadership
4 10 (18.18%) Algorithmic Trading
4 10 (18.18%) Electronic Trading
4 10 (18.18%) Market Making
5 9 (16.36%) Artificial Intelligence
5 9 (16.36%) Computer Science
5 9 (16.36%) Continuous Deployment
5 9 (16.36%) Continuous Integration
5 9 (16.36%) Low Latency
5 9 (16.36%) Problem-Solving
5 9 (16.36%) Software Engineering
6 8 (14.55%) Parallel Computing
7 7 (12.73%) Migration
8 6 (10.91%) Agile
8 6 (10.91%) OO
8 6 (10.91%) Proprietary Trading
9 5 (9.09%) OOP
Programming Languages
1 39 (70.91%) C++
2 36 (65.45%) Python
3 34 (61.82%) Java
4 16 (29.09%) Shell Script
5 11 (20.00%) SQL
6 4 (7.27%) ActionScript
6 4 (7.27%) ActionScript 2.0
6 4 (7.27%) C#
7 3 (5.45%) COBOL
7 3 (5.45%) Rust
8 2 (3.64%) Go
8 2 (3.64%) PowerShell
9 1 (1.82%) Assembly Language
9 1 (1.82%) Bash
9 1 (1.82%) Embedded C
9 1 (1.82%) Embedded C++
9 1 (1.82%) JavaScript
9 1 (1.82%) JCL
9 1 (1.82%) Natural
9 1 (1.82%) Solidity
Qualifications
1 13 (23.64%) Degree
2 12 (21.82%) Master's Degree
3 10 (18.18%) PhD
4 3 (5.45%) Computer Science Degree
5 2 (3.64%) Security Cleared
6 1 (1.82%) DV Cleared
6 1 (1.82%) SC Cleared
Quality Assurance & Compliance
1 1 (1.82%) GDPR
1 1 (1.82%) HIPAA
1 1 (1.82%) ISO 8583
1 1 (1.82%) NIST
1 1 (1.82%) PCI DSS
System Software
1 2 (3.64%) Docker
2 1 (1.82%) Active Directory
2 1 (1.82%) Hyper-V
2 1 (1.82%) VMware Infrastructure
2 1 (1.82%) VMware NSX
2 1 (1.82%) vSphere
Systems Management
1 3 (5.45%) Kubernetes
2 2 (3.64%) Ansible
3 1 (1.82%) Grafana
3 1 (1.82%) ITRS Geneos
3 1 (1.82%) Prometheus
3 1 (1.82%) Single Sign-On
3 1 (1.82%) Terraform
3 1 (1.82%) ZABBIX
Vendors
1 5 (9.09%) IBM
2 4 (7.27%) Microsoft
3 3 (5.45%) Splunk
4 2 (3.64%) Dynatrace
4 2 (3.64%) HP
4 2 (3.64%) IBM Sterling
5 1 (1.82%) Databricks
5 1 (1.82%) Fujitsu
5 1 (1.82%) Oracle
5 1 (1.82%) Red Hat
5 1 (1.82%) ServiceNow
5 1 (1.82%) Software AG
5 1 (1.82%) SolarWinds
5 1 (1.82%) TOWER Software
5 1 (1.82%) VMware