Period
to

The following table provides summary statistics for contract job vacancies advertised in the City of 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 2 July 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
Central London > City of London
6 months to
2 Jul 2022
Same period 2021 Same period 2020
Rank 145 147 108
Rank change year-on-year +2 -39 +92
Contract jobs citing C 51 21 32
As % of all contract jobs advertised in the City of London 1.18% 0.66% 1.17%
As % of the Programming Languages category 2.68% 1.40% 2.39%
Number of daily rates quoted 37 19 17
10th Percentile £387 £344 £420
25th Percentile £513 £424 £463
Median daily rate (50th Percentile) £543 £650 £500
Median % change year-on-year -16.46% +30.00% -9.09%
75th Percentile £700 £856 £582
90th Percentile £740 £913 £630
Central London median daily rate £525 £650 £538
% change year-on-year -19.23% +20.93% +2.38%
Number of hourly rates quoted 2 0 0
10th Percentile - - -
25th Percentile £51.25 - -
Median hourly rate £52.50 - -
75th Percentile £53.75 - -
90th Percentile - - -
Central London median hourly rate £52.50 £19.50 -
% change year-on-year +169.23% - -

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 the City of London with a requirement for coding skills.

All Programming Languages
City of London
Contract vacancies with a requirement for coding skills 1,901 1,502 1,338
As % of all contract IT jobs advertised in the City of London 43.83% 47.00% 49.10%
Number of daily rates quoted 1,439 1,148 1,046
10th Percentile £425 £394 £375
25th Percentile £500 £463 £439
Median daily rate (50th Percentile) £600 £575 £525
Median % change year-on-year +4.35% +9.52% -
75th Percentile £719 £660 £625
90th Percentile £813 £738 £688
Central London median daily rate £600 £575 £525
% change year-on-year +4.35% +9.52% -
Number of hourly rates quoted 15 7 9
10th Percentile £36.25 £23.84 £22.54
25th Percentile £42.75 £25.75 £26.75
Median hourly rate £52.50 £32.00 £38.50
Median % change year-on-year +64.06% -16.88% +79.07%
75th Percentile £58.50 £36.38 £56.50
90th Percentile £69.35 £37.75 £58.25
Central London median hourly rate £52.50 £26.50 £36.09
% change year-on-year +98.11% -26.57% +64.03%

C
Job Vacancy Trend in the City of London

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

Job vacancy trend for C in the City of London

C
Contractor Daily Rate Trend in the City of London

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

Daily rate trend for C in the City of London

C
Daily Rate Histogram in the City of London

Daily rate distribution for jobs citing C in the City of London over the 6 months to 2 July 2022.

Daily rate histogram for C in the City of London

C
Contractor Hourly Rate Trend in the City of London

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

Hourly rate trend for C in the City of London

For the 6 months to 2 July 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 City of London region with a requirement for C.

1 19 (37.25%) Social Skills
2 17 (33.33%) Finance
3 16 (31.37%) Microsoft
4 14 (27.45%) Agile
5 13 (25.49%) Problem-Solving
6 12 (23.53%) Git (software)
7 11 (21.57%) Project Management
7 11 (21.57%) Stakeholder Management
8 10 (19.61%) Scrum
8 10 (19.61%) Change Management
8 10 (19.61%) Microsoft Excel
8 10 (19.61%) SQL
9 9 (17.65%) Microsoft Office
9 9 (17.65%) SC Cleared
9 9 (17.65%) Security Cleared
10 8 (15.69%) Relational Database
11 7 (13.73%) Python
11 7 (13.73%) Docker
11 7 (13.73%) Analytical Skills
11 7 (13.73%) Translating Business Requirements
11 7 (13.73%) Reinsurance
11 7 (13.73%) JIRA
11 7 (13.73%) Azure
11 7 (13.73%) AWS
11 7 (13.73%) Product Strategy
12 6 (11.76%) Test Automation
12 6 (11.76%) Bash
12 6 (11.76%) Unit Testing
12 6 (11.76%) Oracle
12 6 (11.76%) C#

C
Co-occurring IT Skills in the City of 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 4 (7.84%) Confluence
1 4 (7.84%) SharePoint
2 3 (5.88%) IBM HTTP Server
3 1 (1.96%) Oracle SOA Suite
3 1 (1.96%) SAS
Applications
1 10 (19.61%) Microsoft Excel
2 9 (17.65%) Microsoft Office
3 2 (3.92%) Microsoft PowerPoint
3 2 (3.92%) MS Visio
Business Applications
1 1 (1.96%) Dynamics CRM
1 1 (1.96%) Oracle Utilities
1 1 (1.96%) Workday HCM
Cloud Services
1 7 (13.73%) AWS
1 7 (13.73%) Azure
2 2 (3.92%) Amazon EC2
2 2 (3.92%) PaaS
2 2 (3.92%) Power Platform
3 1 (1.96%) Amazon CloudWatch
3 1 (1.96%) AWS CloudFormation
3 1 (1.96%) AWS Lambda
3 1 (1.96%) Cloud Computing
3 1 (1.96%) GCP
3 1 (1.96%) GitHub
3 1 (1.96%) IaaS
3 1 (1.96%) Nutanix
3 1 (1.96%) SaaS
3 1 (1.96%) Serverless
Communications & Networking
1 3 (5.88%) DNS
1 3 (5.88%) Firewall
1 3 (5.88%) LAN
2 2 (3.92%) HTTP
2 2 (3.92%) Internet
2 2 (3.92%) IPv6
3 1 (1.96%) Kerberos
3 1 (1.96%) TCP/IP
3 1 (1.96%) VPN
Database & Business Intelligence
1 8 (15.69%) Relational Database
2 5 (9.80%) SQL Server
3 3 (5.88%) Data Lake
4 2 (3.92%) Power BI
5 1 (1.96%) Apache Cassandra
5 1 (1.96%) DB2
5 1 (1.96%) DynamoDB
5 1 (1.96%) MongoDB
5 1 (1.96%) MS Access
5 1 (1.96%) NoSQL
5 1 (1.96%) RDBMS
5 1 (1.96%) SQLPlus
Development Applications
1 12 (23.53%) Git (software)
2 7 (13.73%) JIRA
3 4 (7.84%) Subversion
3 4 (7.84%) TeamCity
4 3 (5.88%) Visual Studio
5 2 (3.92%) Babel
5 2 (3.92%) Cypress.io
5 2 (3.92%) ESLint
5 2 (3.92%) GitLab
5 2 (3.92%) Jenkins
5 2 (3.92%) Storybook
6 1 (1.96%) Artifactory
6 1 (1.96%) JMeter
6 1 (1.96%) JUnit
General
1 19 (37.25%) Social Skills
2 17 (33.33%) Finance
3 7 (13.73%) Analytical Skills
4 6 (11.76%) Banking
5 5 (9.80%) Front Office
6 4 (7.84%) International Banking
6 4 (7.84%) Investment Banking
7 3 (5.88%) Electronics
7 3 (5.88%) Legal
7 3 (5.88%) Presentation Skills
8 2 (3.92%) Documentation Skills
8 2 (3.92%) Influencing Skills
8 2 (3.92%) Public Sector
8 2 (3.92%) Retail
9 1 (1.96%) Back Office
9 1 (1.96%) Private Banking
9 1 (1.96%) Publishing
Job Titles
1 17 (33.33%) Analyst
2 13 (25.49%) Business Analyst
2 13 (25.49%) Developer
3 8 (15.69%) Insurance Business Analyst
4 7 (13.73%) Reinsurance Business Analyst
4 7 (13.73%) SQL Analyst
5 5 (9.80%) Architect
6 3 (5.88%) .NET Developer
6 3 (5.88%) Business Systems Analyst
6 3 (5.88%) DevOps Engineer
6 3 (5.88%) Embedded Developer
6 3 (5.88%) Embedded Software Developer
6 3 (5.88%) Software Developer
7 2 (3.92%) AWS DevOps
7 2 (3.92%) AWS DevOps Engineer
7 2 (3.92%) Cloud Architect
7 2 (3.92%) Front End Developer (Client-Side Developer)
7 2 (3.92%) IT Analyst
7 2 (3.92%) Oracle Developer
7 2 (3.92%) Procurement Analyst
Libraries, Frameworks & Software Standards
1 3 (5.88%) .NET
1 3 (5.88%) .NET Core
1 3 (5.88%) CSS
1 3 (5.88%) HTML
1 3 (5.88%) REST
2 2 (3.92%) AWS Amplify
2 2 (3.92%) Enzyme
2 2 (3.92%) GatsbyJS
2 2 (3.92%) Jest
2 2 (3.92%) JSON
2 2 (3.92%) JSON Schema
2 2 (3.92%) Next.js
2 2 (3.92%) Puppeteer
2 2 (3.92%) React
2 2 (3.92%) Redux
2 2 (3.92%) Web Services
3 1 (1.96%) Elastic Stack
3 1 (1.96%) JSP
3 1 (1.96%) LDAP
3 1 (1.96%) XML
Miscellaneous
1 7 (13.73%) Reinsurance
2 4 (7.84%) Self-Motivation
3 3 (5.88%) Credit Risk
3 3 (5.88%) Grid Computing
3 3 (5.88%) Legacy Code
3 3 (5.88%) Linux Command Line
3 3 (5.88%) Market Risk
4 2 (3.92%) Cloud Native
4 2 (3.92%) Public Cloud
5 1 (1.96%) Blockchain
5 1 (1.96%) Clustering
5 1 (1.96%) Foreign Exchange (FX)
5 1 (1.96%) Greenfield Project
5 1 (1.96%) Replication
5 1 (1.96%) User Experience
Operating Systems
1 4 (7.84%) Linux
2 2 (3.92%) Unix
2 2 (3.92%) Windows
2 2 (3.92%) Windows Server 2008
3 1 (1.96%) CoreOS
3 1 (1.96%) Red Hat Enterprise Linux
3 1 (1.96%) Windows Server
Processes & Methodologies
1 14 (27.45%) Agile
2 13 (25.49%) Problem-Solving
3 11 (21.57%) Project Management
3 11 (21.57%) Stakeholder Management
4 10 (19.61%) Change Management
4 10 (19.61%) Scrum
5 7 (13.73%) Product Strategy
5 7 (13.73%) Translating Business Requirements
6 6 (11.76%) Test Automation
6 6 (11.76%) Unit Testing
7 5 (9.80%) Analytics
7 5 (9.80%) DevOps
8 4 (7.84%) Software Engineering
9 3 (5.88%) Business Intelligence
9 3 (5.88%) Coaching
9 3 (5.88%) Integration Testing
9 3 (5.88%) Kanban
9 3 (5.88%) Microservices
9 3 (5.88%) Risk Analytics
9 3 (5.88%) Service Delivery
Programming Languages
1 10 (19.61%) SQL
2 7 (13.73%) Python
3 6 (11.76%) Bash
3 6 (11.76%) C#
4 5 (9.80%) Java
5 4 (7.84%) Shell Script
6 3 (5.88%) C++
7 2 (3.92%) ES6
7 2 (3.92%) Go
7 2 (3.92%) JavaScript
7 2 (3.92%) PL/SQL
7 2 (3.92%) R
7 2 (3.92%) TypeScript
8 1 (1.96%) Perl
8 1 (1.96%) PowerShell
8 1 (1.96%) Ruby
8 1 (1.96%) VBA
Qualifications
1 9 (17.65%) SC Cleared
1 9 (17.65%) Security Cleared
2 3 (5.88%) Degree
3 2 (3.92%) BPSS Clearance
3 2 (3.92%) DV Cleared
4 1 (1.96%) ACCA
4 1 (1.96%) CIMA
4 1 (1.96%) Computer Science Degree
Quality Assurance & Compliance
1 2 (3.92%) Accessibility
1 2 (3.92%) PCI DSS
1 2 (3.92%) SLA
1 2 (3.92%) WCAG
2 1 (1.96%) FATCA
2 1 (1.96%) GDPR
2 1 (1.96%) PMO
2 1 (1.96%) QA
2 1 (1.96%) Sarbanes-Oxley
System Software
1 7 (13.73%) Docker
2 3 (5.88%) Virtual Machines
3 2 (3.92%) Active Directory
4 1 (1.96%) VMware ESXi
4 1 (1.96%) VMware Infrastructure
Systems Management
1 4 (7.84%) Control-M
2 3 (5.88%) Ansible
3 2 (3.92%) Puppet
3 2 (3.92%) Terraform
4 1 (1.96%) EMC NetWorker
4 1 (1.96%) Kubernetes
4 1 (1.96%) Nagios
4 1 (1.96%) Netcool
4 1 (1.96%) Opscode Chef
4 1 (1.96%) QRadar
4 1 (1.96%) rkt
4 1 (1.96%) Tivoli
4 1 (1.96%) Tivoli Storage Manager
Vendors
1 16 (31.37%) Microsoft
2 6 (11.76%) Oracle
3 2 (3.92%) Atlassian
3 2 (3.92%) Infoblox
4 1 (1.96%) BMC
4 1 (1.96%) CyberArk
4 1 (1.96%) EMC
4 1 (1.96%) IBM
4 1 (1.96%) Qualys
4 1 (1.96%) Rackspace
4 1 (1.96%) Salesforce.com
4 1 (1.96%) Splunk
4 1 (1.96%) SunGard
4 1 (1.96%) Sybase
4 1 (1.96%) VMware
4 1 (1.96%) Workday