Period
to

The following table provides summary statistics for contract job vacancies advertised in London with a requirement for C skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited C over the 6 months to 25 June 2022 with a comparison to the same period in the previous 2 years.

Note that daily and hourly rates are treated separately in these statistics. When calculating contractor rate percentiles, daily rates are never derived from quoted hourly rates or vice versa.

C
England > London
6 months to
25 Jun 2022
Same period 2021 Same period 2020
Rank 193 189 183
Rank change year-on-year -4 -6 +67
Contract jobs citing C 540 385 248
As % of all contract jobs advertised in London 1.39% 1.44% 1.42%
As % of the Programming Languages category 3.29% 3.03% 2.84%
Number of daily rates quoted 374 275 161
10th Percentile £400 £375 £363
25th Percentile £500 £470 £438
Median daily rate (50th Percentile) £589 £550 £525
Median % change year-on-year +7.05% +4.76% -
75th Percentile £700 £650 £594
90th Percentile £775 £750 £725
England median daily rate £575 £500 £495
% change year-on-year +15.00% +1.01% +10.00%
Number of hourly rates quoted 12 9 4
10th Percentile - £15.39 £25.40
25th Percentile - £16.00 £38.00
Median hourly rate £35.00 £25.00 £58.75
Median % change year-on-year +40.00% -57.45% +17.50%
75th Percentile £56.98 £31.50 £77.19
90th Percentile £67.42 £55.80 £87.88
England median hourly rate £55.00 £45.50 £47.50
% change year-on-year +20.88% -4.21% +5.56%

C is in the Programming Languages category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in London with a requirement for coding skills.

All Programming Languages
London
Contract vacancies with a requirement for coding skills 16,436 12,706 8,723
As % of all contract IT jobs advertised in London 42.26% 47.52% 49.82%
Number of daily rates quoted 12,633 9,483 6,505
10th Percentile £413 £380 £368
25th Percentile £500 £456 £450
Median daily rate (50th Percentile) £600 £550 £525
Median % change year-on-year +9.09% +4.76% -
75th Percentile £725 £650 £630
90th Percentile £800 £725 £713
England median daily rate £550 £500 £500
% change year-on-year +10.00% - +4.17%
Number of hourly rates quoted 106 72 70
10th Percentile £31.13 £20.55 £21.22
25th Percentile £35.00 £31.19 £28.06
Median hourly rate £50.00 £44.75 £47.83
Median % change year-on-year +11.73% -6.44% +29.27%
75th Percentile £67.50 £62.50 £60.75
90th Percentile £77.13 £68.36 £64.91
England median hourly rate £51.75 £42.50 £42.50
% change year-on-year +21.76% - -4.49%

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 25 June 2022.

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
Hourly Rate Histogram in London

Hourly rate distribution of jobs citing C in London over the 6 months to 25 June 2022.

Hourly rate histogram 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 25 June 2022. 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 -3 56 £525 -19.23% 30
South London 0 19 £600 - 6
East London -9 14 £400 -16.67% 12
West London -17 4 £588 +9.30% 24
C
England

For the 6 months to 25 June 2022, IT contractor jobs citing C also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all contract job ads across the London region with a requirement for C.

1 192 (35.56%) Agile
2 180 (33.33%) Python
3 159 (29.44%) Finance
4 143 (26.48%) Java
5 142 (26.30%) SQL
6 129 (23.89%) Linux
7 128 (23.70%) C++
8 122 (22.59%) Social Skills
9 115 (21.30%) Azure
10 110 (20.37%) AWS
11 91 (16.85%) Security Cleared
12 83 (15.37%) DevOps
13 82 (15.19%) Docker
14 78 (14.44%) Git (software)
15 77 (14.26%) SC Cleared
16 74 (13.70%) Kubernetes
17 71 (13.15%) Windows
17 71 (13.15%) Microsoft
18 69 (12.78%) JIRA
19 66 (12.22%) Oracle
20 65 (12.04%) Degree
20 65 (12.04%) Analytical Skills
21 63 (11.67%) Stakeholder Management
22 62 (11.48%) JavaScript
22 62 (11.48%) Unix
22 62 (11.48%) Terraform
23 59 (10.93%) Banking
24 56 (10.37%) Change Management
25 53 (9.81%) Software Engineering
26 50 (9.26%) C#

C
Co-occurring IT Skills in London by Category

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

Application Platforms
1 35 (6.48%) Confluence
2 14 (2.59%) nginx
3 13 (2.41%) SharePoint
4 8 (1.48%) Apache Spark
4 8 (1.48%) CMS
4 8 (1.48%) OpenStack
5 7 (1.30%) IIS
5 7 (1.30%) Oracle SOA Suite
6 6 (1.11%) Apache
6 6 (1.11%) WebSphere
7 4 (0.74%) IBM HTTP Server
7 4 (0.74%) SharePoint Server
7 4 (0.74%) Tomcat
8 3 (0.56%) MS Exchange
8 3 (0.56%) SAS
9 2 (0.37%) SharePoint 2013
9 2 (0.37%) WebSphere Application Server
10 1 (0.19%) Adobe Experience Manager
10 1 (0.19%) Cloud Foundry
10 1 (0.19%) WebLogic
Applications
1 27 (5.00%) Microsoft Excel
2 26 (4.81%) Microsoft Office
3 5 (0.93%) Microsoft Project
3 5 (0.93%) MS Visio
4 4 (0.74%) Microsoft PowerPoint
5 2 (0.37%) Chatbot
6 1 (0.19%) InVision
6 1 (0.19%) Sketch
6 1 (0.19%) Zeplin
Business Applications
1 6 (1.11%) Oracle Utilities
2 4 (0.74%) Oracle BPM
3 3 (0.56%) Oracle 11i
3 3 (0.56%) PeopleSoft HRMS
4 2 (0.37%) Dynamics CRM
4 2 (0.37%) Oracle Applications
4 2 (0.37%) Oracle Retail
4 2 (0.37%) Remedy ITSM
4 2 (0.37%) SAP S/4HANA
4 2 (0.37%) Workday HCM
5 1 (0.19%) Aligne
5 1 (0.19%) Endur
5 1 (0.19%) Oracle EBS
5 1 (0.19%) Oracle EBS R12
5 1 (0.19%) Oracle ERP
5 1 (0.19%) Oracle HRMS
5 1 (0.19%) Oracle Payroll
5 1 (0.19%) SAP CO
5 1 (0.19%) SAP FI/CO
5 1 (0.19%) SAP SD
Cloud Services
1 115 (21.30%) Azure
2 110 (20.37%) AWS
3 28 (5.19%) GCP
4 22 (4.07%) Serverless
5 21 (3.89%) Power Platform
6 15 (2.78%) Microsoft 365
7 10 (1.85%) PaaS
8 9 (1.67%) Cloud Computing
8 9 (1.67%) SaaS
9 8 (1.48%) Virtual Private Cloud
10 7 (1.30%) Amazon EC2
10 7 (1.30%) Amazon S3
10 7 (1.30%) AWS Lambda
10 7 (1.30%) Azure Monitor
11 5 (0.93%) AWS CloudFormation
11 5 (0.93%) Collibra
11 5 (0.93%) GitHub
12 4 (0.74%) Amazon CloudWatch
12 4 (0.74%) Amazon EKS
12 4 (0.74%) IaaS
Communications & Networking
1 19 (3.52%) DNS
2 18 (3.33%) Firewall
3 14 (2.59%) IPv4
4 13 (2.41%) DHCP
5 10 (1.85%) DMZ
5 10 (1.85%) LAN
5 10 (1.85%) VPN
6 9 (1.67%) Internet
7 8 (1.48%) Wireless
7 8 (1.48%) Wireshark
8 7 (1.30%) HTTP
9 6 (1.11%) TCP/IP
9 6 (1.11%) WAN
10 5 (0.93%) BGP
10 5 (0.93%) Network Security
10 5 (0.93%) OSPF
10 5 (0.93%) Software-Defined Networking
11 4 (0.74%) MPLS
11 4 (0.74%) VoIP
12 3 (0.56%) SNMP
Database & Business Intelligence
1 45 (8.33%) SQL Server
2 37 (6.85%) Big Data
3 22 (4.07%) Relational Database
4 19 (3.52%) Power BI
5 16 (2.96%) Oracle Database
6 13 (2.41%) BigQuery
7 12 (2.22%) Tableau
8 9 (1.67%) RDBMS
8 9 (1.67%) SQL Server Integration Services
9 8 (1.48%) Data Warehouse
9 8 (1.48%) SQL Server Reporting Services
10 7 (1.30%) SQL Server Analysis Services
11 6 (1.11%) DB2
11 6 (1.11%) Hadoop
11 6 (1.11%) MongoDB
11 6 (1.11%) MS Access
11 6 (1.11%) PostgreSQL
11 6 (1.11%) SQLPlus
12 5 (0.93%) Oracle BI Publisher
12 5 (0.93%) Qlik Sense
Development Applications
1 78 (14.44%) Git (software)
2 69 (12.78%) JIRA
3 31 (5.74%) Jenkins
4 13 (2.41%) ProC
5 12 (2.22%) GitLab
6 11 (2.04%) Artifactory
7 10 (1.85%) Subversion
8 9 (1.67%) Bitbucket
9 7 (1.30%) Postman
10 6 (1.11%) SoapUI
10 6 (1.11%) TeamCity
10 6 (1.11%) Visual Studio
11 4 (0.74%) IBM UrbanCode
12 3 (0.56%) Ant
12 3 (0.56%) Cypress.io
12 3 (0.56%) git-flow
12 3 (0.56%) JUnit
12 3 (0.56%) Maven
12 3 (0.56%) PeopleTools
12 3 (0.56%) SonarQube
General
1 159 (29.44%) Finance
2 122 (22.59%) Social Skills
3 65 (12.04%) Analytical Skills
4 59 (10.93%) Banking
5 40 (7.41%) Legal
5 40 (7.41%) Public Sector
6 30 (5.56%) Retail
7 29 (5.37%) Front Office
7 29 (5.37%) Presentation Skills
8 24 (4.44%) Influencing Skills
9 19 (3.52%) Investment Banking
10 18 (3.33%) Telecoms
11 16 (2.96%) Billing
12 8 (1.48%) Marketing
13 7 (1.30%) Back Office
13 7 (1.30%) Electronics
13 7 (1.30%) Organisational Skills
14 6 (1.11%) Documentation Skills
14 6 (1.11%) Inclusion and Diversity
14 6 (1.11%) Law
Job Titles
1 153 (28.33%) Developer
2 69 (12.78%) Architect
3 66 (12.22%) Analyst
4 35 (6.48%) Python Developer
5 33 (6.11%) DevOps Engineer
5 33 (6.11%) Solutions Architect
6 31 (5.74%) Senior Developer
7 30 (5.56%) Business Analyst
8 21 (3.89%) SQL Developer
9 20 (3.70%) Consultant
9 20 (3.70%) Security Architect
10 18 (3.33%) Cloud Architect
11 17 (3.15%) C# Developer
12 16 (2.96%) Oracle Developer
12 16 (2.96%) Project Manager
12 16 (2.96%) Senior Python Developer
13 14 (2.59%) Electronic Trading Support
13 14 (2.59%) Support Analyst
14 13 (2.41%) Azure Architect
14 13 (2.41%) Production Support Analyst
Libraries, Frameworks & Software Standards
1 46 (8.52%) CSS
2 44 (8.15%) HTML
3 41 (7.59%) .NET
4 35 (6.48%) jQuery
4 35 (6.48%) React
5 31 (5.74%) Pandas
6 30 (5.56%) Celery
6 30 (5.56%) Django
6 30 (5.56%) Flask
6 30 (5.56%) NumPy
6 30 (5.56%) RabbitMQ
7 19 (3.52%) FIX Protocol
8 18 (3.33%) Kafka
9 14 (2.59%) .NET Framework
9 14 (2.59%) XML
10 12 (2.22%) .NET Core
11 11 (2.04%) ARM Templates
11 11 (2.04%) Middleware
11 11 (2.04%) Node.js
12 10 (1.85%) WPF
Miscellaneous
1 19 (3.52%) Data Centre
2 18 (3.33%) Equities
3 16 (2.96%) Algorithms
4 13 (2.41%) Data Structures
4 13 (2.41%) Management Information System
5 12 (2.22%) Renewable Energy
6 11 (2.04%) SWIFT
6 11 (2.04%) User Experience
7 9 (1.67%) Foreign Exchange (FX)
7 9 (1.67%) Reinsurance
7 9 (1.67%) Self-Motivation
8 8 (1.48%) Clustering
8 8 (1.48%) Public Cloud
9 7 (1.30%) Enterprise Cloud
10 6 (1.11%) Cloud Native
11 5 (0.93%) Blockchain
11 5 (0.93%) Legacy Systems
11 5 (0.93%) PMI
12 4 (0.74%) FMCG
12 4 (0.74%) Linux Command Line
Operating Systems
1 129 (23.89%) Linux
2 71 (13.15%) Windows
3 62 (11.48%) Unix
4 12 (2.22%) Windows Server
5 10 (1.85%) Android
5 10 (1.85%) Red Hat Enterprise Linux
6 7 (1.30%) Windows 10
7 5 (0.93%) CoreOS
8 4 (0.74%) Windows Server 2008
9 3 (0.56%) AIX
9 3 (0.56%) Embedded Linux
9 3 (0.56%) Mac OS
9 3 (0.56%) SUSE
10 2 (0.37%) Apple iOS
10 2 (0.37%) VMS
10 2 (0.37%) Windows 7
11 1 (0.19%) Mac OS X
11 1 (0.19%) OpenVMS
11 1 (0.19%) OpenWrt
11 1 (0.19%) Windows Server 2012
Processes & Methodologies
1 192 (35.56%) Agile
2 83 (15.37%) DevOps
3 63 (11.67%) Stakeholder Management
4 56 (10.37%) Change Management
5 53 (9.81%) Software Engineering
6 50 (9.26%) Problem-Solving
7 47 (8.70%) Project Management
8 45 (8.33%) TDD
9 44 (8.15%) Data Science
9 44 (8.15%) Machine Learning
9 44 (8.15%) Migration
10 43 (7.96%) Scrum
11 42 (7.78%) Risk Management
12 36 (6.67%) CI/CD
12 36 (6.67%) Root Cause Analysis
13 35 (6.48%) Analytics
14 34 (6.30%) Acceptance Criteria
14 34 (6.30%) Decision-Making
15 33 (6.11%) Business Intelligence
15 33 (6.11%) Software Testing
Programming Languages
1 180 (33.33%) Python
2 143 (26.48%) Java
3 142 (26.30%) SQL
4 128 (23.70%) C++
5 62 (11.48%) JavaScript
6 50 (9.26%) C#
7 45 (8.33%) PL/SQL
8 39 (7.22%) Perl
9 26 (4.81%) Go
10 23 (4.26%) Bash
11 20 (3.70%) Shell Script
12 19 (3.52%) T-SQL
13 18 (3.33%) Rust
14 15 (2.78%) PowerShell
15 13 (2.41%) VB.NET
16 12 (2.22%) VB
16 12 (2.22%) VBA
17 8 (1.48%) PHP
18 7 (1.30%) Korn
18 7 (1.30%) Kotlin
Qualifications
1 91 (16.85%) Security Cleared
2 77 (14.26%) SC Cleared
3 65 (12.04%) Degree
4 23 (4.26%) DV Cleared
5 12 (2.22%) Computer Science Degree
6 9 (1.67%) CISSP
7 7 (1.30%) CISA
7 7 (1.30%) CISM
7 7 (1.30%) Master's Degree
8 5 (0.93%) BPSS Clearance
8 5 (0.93%) CRISC
8 5 (0.93%) PMI Certification
9 4 (0.74%) CCNP
9 4 (0.74%) Cisco Certification
10 3 (0.56%) AWS Certification
10 3 (0.56%) CTC Cleared
10 3 (0.56%) PhD
10 3 (0.56%) VMware Certified Professional (VCP)
11 2 (0.37%) CCNP Voice
11 2 (0.37%) CEH
Quality Assurance & Compliance
1 14 (2.59%) SLA
2 13 (2.41%) GDPR
2 13 (2.41%) QA
3 11 (2.04%) PMO
4 10 (1.85%) ISO/IEC 27001
5 9 (1.67%) ISO 20022
6 8 (1.48%) PCI DSS
7 6 (1.11%) Sarbanes-Oxley
8 5 (0.93%) SOC 1
8 5 (0.93%) SOC 2
9 4 (0.74%) Accessibility
9 4 (0.74%) Data Quality
10 3 (0.56%) NIST
11 2 (0.37%) NIST 800
11 2 (0.37%) WCAG
12 1 (0.19%) COBIT
12 1 (0.19%) FATCA
12 1 (0.19%) GRC
12 1 (0.19%) ISO 22301
12 1 (0.19%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
System Software
1 82 (15.19%) Docker
2 20 (3.70%) Active Directory
3 17 (3.15%) VMware Infrastructure
4 15 (2.78%) Virtual Machines
5 9 (1.67%) vSphere
6 8 (1.48%) Firmware
6 8 (1.48%) Oracle RAC
6 8 (1.48%) VMware NSX
7 1 (0.19%) Active Directory Lightweight Directory Services
7 1 (0.19%) OpenAM
7 1 (0.19%) OpenDJ
7 1 (0.19%) OpenIDM
7 1 (0.19%) VMware ESXi
Systems Management
1 74 (13.70%) Kubernetes
2 62 (11.48%) Terraform
3 32 (5.93%) Ansible
4 18 (3.33%) ITRS Geneos
5 14 (2.59%) Consul
5 14 (2.59%) Packer
6 11 (2.04%) Puppet
7 10 (1.85%) Single Sign-On
8 9 (1.67%) Cisco CUCM
9 7 (1.30%) Active Directory Federation Services
10 6 (1.11%) Opscode Chef
11 5 (0.93%) Microsoft Clustering
11 5 (0.93%) Prometheus
11 5 (0.93%) rkt
11 5 (0.93%) vRealize
11 5 (0.93%) vRealize Orchestrator
12 3 (0.56%) Control-M
12 3 (0.56%) WebSphere Service Registry and Repository
13 2 (0.37%) Nagios
13 2 (0.37%) Netcool
Vendors
1 71 (13.15%) Microsoft
2 66 (12.22%) Oracle
3 19 (3.52%) Cisco
3 19 (3.52%) VMware
4 14 (2.59%) Dynatrace
4 14 (2.59%) Sun
5 13 (2.41%) Citrix
5 13 (2.41%) Splunk
6 11 (2.04%) IBM
7 10 (1.85%) Google
7 10 (1.85%) Red Hat
7 10 (1.85%) SAP
8 8 (1.48%) ServiceNow
9 7 (1.30%) CheckPoint
9 7 (1.30%) Sybase
10 5 (0.93%) Atlassian
10 5 (0.93%) Ericsson
10 5 (0.93%) Salesforce.com
11 4 (0.74%) Adobe
11 4 (0.74%) Apple