Period
to 20 January 2020

The following table provides summary statistics for permanent job vacancies advertised in London with a requirement for C skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited C over the 6 months to 20 January 2020 with a comparison to the same period in the previous 2 years.

C
England > London
6 months to
20 Jan 2020
Same period 2019 Same period 2018
Rank 177 163 190
Rank change year-on-year -14 +27 -52
Permanent jobs citing C 1,052 1,385 1,324
As % of all permanent IT jobs advertised in London 2.06% 2.23% 1.89%
As % of the Programming Languages category 3.65% 3.90% 3.43%
Number of salaries quoted 803 1,107 970
London median annual salary £60,000 £65,000 £60,000
Median salary % change year-on-year -7.69% +8.33% -7.69%
10th Percentile £37,500 £37,500 £36,250
90th Percentile £112,500 £102,500 £95,000
England median annual salary £52,500 £50,000 £50,000
% change year-on-year +5.00% - +3.09%

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

All Programming Languages
London
Permanent vacancies with a requirement for coding skills 28,835 35,550 38,653
As % of all permanent IT jobs advertised in London 56.53% 57.18% 55.28%
Number of salaries quoted 24,012 29,733 31,663
London median annual salary £67,500 £65,000 £60,000
Median salary % change year-on-year +3.85% +8.33% +4.35%
10th Percentile £40,000 £37,500 £36,250
90th Percentile £103,750 £95,000 £90,000
England median annual salary £55,000 £52,500 £50,000
% change year-on-year +4.76% +5.00% +5.26%

C
Job Vacancy Trend in London

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

Job vacancy trend for C in London

C
Salary Trend in London

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing C in London.

Salary trend for C in London

C
Salary Histogram in London

The salary distribution of IT jobs citing C in London over the 6 months to 20 January 2020.

Salary histogram for C in London

C
Job Locations in London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing C within the London region over the 6 months to 20 January 2020. 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
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
Central London +13 202 £73,500 +3.16% 61
West London -27 51 £60,000 +14.29% 32
South London -17 18 £47,500 -26.92% 8
East London +6 9 £70,000 +16.67% 35
North London +1 6 £46,250 +8.82% 6
C
England

For the 6 months to 20 January 2020, IT 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 permanent job ads across the London region with a requirement for C.

1 306 (29.09%) C++
2 298 (28.33%) Finance
3 294 (27.95%) Agile Software Development
3 294 (27.95%) Python
4 289 (27.47%) Java
5 236 (22.43%) Degree
6 184 (17.49%) Software Engineering
7 181 (17.21%) Linux
8 156 (14.83%) Analytics
9 149 (14.16%) AWS
10 144 (13.69%) DevOps
11 140 (13.31%) C#
12 139 (13.21%) Project Management
13 137 (13.02%) Analytical Skills
14 135 (12.83%) SQL
15 131 (12.45%) JavaScript
16 129 (12.26%) Big Data
16 129 (12.26%) Problem-Solving
17 127 (12.07%) Microsoft
18 123 (11.69%) Azure
19 108 (10.27%) Machine Learning
20 107 (10.17%) Windows
21 106 (10.08%) ITIL
22 97 (9.22%) Cybersecurity
23 96 (9.13%) Artificial Intelligence
24 92 (8.75%) Computer Science
25 87 (8.27%) Mentoring
26 85 (8.08%) Mathematics
26 85 (8.08%) Banking
27 84 (7.98%) Open Source

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 44 (4.18%) SharePoint
2 40 (3.80%) Elasticsearch
3 33 (3.14%) Apache
3 33 (3.14%) Apache Spark
4 25 (2.38%) Confluence
5 23 (2.19%) Tomcat
6 22 (2.09%) SharePoint 2013
7 18 (1.71%) nginx
8 17 (1.62%) IIS
8 17 (1.62%) SAS
9 14 (1.33%) Apache Airflow
10 12 (1.14%) OpenStack
11 9 (0.86%) Skype for Business
12 8 (0.76%) ArcGIS
13 6 (0.57%) Jupyter
14 4 (0.38%) Drupal
14 4 (0.38%) GeoServer
14 4 (0.38%) WordPress
15 3 (0.29%) Oracle Spatial
15 3 (0.29%) WebSphere
Applications
1 47 (4.47%) Microsoft Office
2 19 (1.81%) Microsoft Excel
3 14 (1.33%) Microsoft PowerPoint
4 7 (0.67%) Microsoft Project
5 6 (0.57%) Adobe XD
5 6 (0.57%) Sketch
6 5 (0.48%) SPSS
7 2 (0.19%) MS Visio
8 1 (0.095%) Adobe Illustrator
8 1 (0.095%) CPLEX
8 1 (0.095%) Photoshop
8 1 (0.095%) ProjectWise
8 1 (0.095%) Spreadsheet
Business Applications
1 10 (0.95%) Dynamics AX
1 10 (0.95%) Sparx Enterprise Architect
2 6 (0.57%) Dynamics NAV
3 4 (0.38%) SAP CRM
4 3 (0.29%) Magento
4 3 (0.29%) Salesforce.com CRM
5 1 (0.095%) FINCAD Analytics
5 1 (0.095%) NetSuite
5 1 (0.095%) Oracle Applications
5 1 (0.095%) Oracle CRM On Demand
5 1 (0.095%) Oracle Retail
5 1 (0.095%) Payment Gateway
5 1 (0.095%) Primavera
5 1 (0.095%) SAP GTS
5 1 (0.095%) SAP S/4HANA
5 1 (0.095%) SAP SD
Cloud Services
1 149 (14.16%) AWS
2 123 (11.69%) Azure
3 46 (4.37%) GCP
3 46 (4.37%) Office 365
4 40 (3.80%) SaaS
5 22 (2.09%) Amazon S3
6 20 (1.90%) Amazon EKS
7 19 (1.81%) Cloud Computing
8 18 (1.71%) Amazon EC2
9 17 (1.62%) Dynamics 365
10 15 (1.43%) AWS CloudFormation
10 15 (1.43%) npm
10 15 (1.43%) Power Platform
11 14 (1.33%) Serverless
12 13 (1.24%) Azure Active Directory
12 13 (1.24%) OpenShift
13 12 (1.14%) Virtual Private Cloud
14 11 (1.05%) GitHub
15 9 (0.86%) OneDrive
16 7 (0.67%) Amazon CloudWatch
Communications & Networking
1 53 (5.04%) DNS
2 52 (4.94%) TCP/IP
3 41 (3.90%) Internet
4 34 (3.23%) Firewall
5 26 (2.47%) DHCP
6 25 (2.38%) Wireless
7 20 (1.90%) Unified Communications
8 16 (1.52%) Intranet
8 16 (1.52%) LAN
9 15 (1.43%) DMZ
9 15 (1.43%) SSL
10 13 (1.24%) MPLS
11 12 (1.14%) HTTP
11 12 (1.14%) Skype
12 11 (1.05%) Network Security
13 9 (0.86%) VPLS
13 9 (0.86%) VPN
13 9 (0.86%) WebEx
14 8 (0.76%) Ethernet
14 8 (0.76%) LTE
Database & Business Intelligence
1 129 (12.26%) Big Data
2 61 (5.80%) Hadoop
3 37 (3.52%) SQL Server
4 35 (3.33%) NoSQL
5 33 (3.14%) Redis
6 26 (2.47%) PostgreSQL
7 25 (2.38%) Apache Hive
8 22 (2.09%) Relational Database
9 18 (1.71%) Data Warehouse
9 18 (1.71%) MySQL
10 17 (1.62%) MongoDB
11 14 (1.33%) BigQuery
11 14 (1.33%) Presto
11 14 (1.33%) QlikView
11 14 (1.33%) SQL Server Analysis Services
12 13 (1.24%) DB2
13 11 (1.05%) Blockchain
14 10 (0.95%) Power BI
15 8 (0.76%) Spotfire
16 7 (0.67%) KDB
Development Applications
1 74 (7.03%) Git (software)
2 70 (6.65%) JIRA
3 57 (5.42%) Jenkins
4 37 (3.52%) Maven
5 24 (2.28%) Xcode
6 20 (1.90%) Team Foundation Server
7 19 (1.81%) TeamCity
8 16 (1.52%) Bitbucket Server
9 15 (1.43%) Ant
9 15 (1.43%) Artifactory
9 15 (1.43%) Bitbucket
9 15 (1.43%) Bower
9 15 (1.43%) Chocolatey
9 15 (1.43%) MSBuild
9 15 (1.43%) Octopus Deploy
9 15 (1.43%) ProC
9 15 (1.43%) SonarQube
9 15 (1.43%) TestRail
9 15 (1.43%) Visual Studio Team System
9 15 (1.43%) Zephyr
General
1 298 (28.33%) Finance
2 85 (8.08%) Banking
3 45 (4.28%) Marketing
4 43 (4.09%) Retail
5 39 (3.71%) Games
6 36 (3.42%) Telecoms
7 29 (2.76%) Public Sector
8 18 (1.71%) Law
9 17 (1.62%) Legal
10 15 (1.43%) Electronics
11 13 (1.24%) Front Office
12 12 (1.14%) Automotive
13 9 (0.86%) Aerospace
13 9 (0.86%) Local Government
13 9 (0.86%) Manufacturing
14 8 (0.76%) Military
15 7 (0.67%) Corporate Banking
15 7 (0.67%) Pharmaceutical
15 7 (0.67%) Publishing
16 5 (0.48%) Financial Institution
Job Titles
1 164 (15.59%) Developer
2 134 (12.74%) Consultant
3 109 (10.36%) Software Engineer
4 81 (7.70%) Analyst
5 69 (6.56%) Architect
6 41 (3.90%) DevOps Engineer
7 38 (3.61%) Software Developer
8 35 (3.33%) Embedded Engineer
8 35 (3.33%) Embedded Software Engineer
9 34 (3.23%) Senior Developer
10 31 (2.95%) Linux Engineer
10 31 (2.95%) Project Manager
11 30 (2.85%) Business Analyst
11 30 (2.85%) Java Developer
12 29 (2.76%) Senior Software Engineer
13 27 (2.57%) IT Manager
14 25 (2.38%) Cloud Engineer
14 25 (2.38%) Data Scientist
15 24 (2.28%) Data Consultant
15 24 (2.28%) Desktop Support
Libraries, Frameworks & Software Standards
1 77 (7.32%) .NET
2 51 (4.85%) Node.js
3 47 (4.47%) HTML
4 46 (4.37%) REST
5 44 (4.18%) CSS
6 41 (3.90%) React
7 40 (3.80%) Kafka
8 38 (3.61%) Web Services
9 32 (3.04%) AngularJS
9 32 (3.04%) Middleware
10 27 (2.57%) Elastic Stack
11 24 (2.28%) JSON
12 22 (2.09%) iOS SDK
12 22 (2.09%) XML
13 21 (2.00%) Apache Flex
13 21 (2.00%) Spring
13 21 (2.00%) TensorFlow
14 19 (1.81%) ASP.NET
15 17 (1.62%) LAMP
15 17 (1.62%) SOAP
Miscellaneous
1 137 (13.02%) Analytical Skills
2 79 (7.51%) Algorithms
3 76 (7.22%) User Experience
4 55 (5.23%) Management Information System
5 38 (3.61%) Hedge funds
6 30 (2.85%) Self-Motivation
7 27 (2.57%) Mobile App
8 24 (2.28%) Enterprise Software
8 24 (2.28%) Greenfield Project
9 19 (1.81%) Social Media
10 16 (1.52%) Public Cloud
11 14 (1.33%) Data Centre
11 14 (1.33%) Field-Programmable Gate Array
11 14 (1.33%) Linux Command Line
11 14 (1.33%) N-Tier
11 14 (1.33%) Private Cloud
12 13 (1.24%) Virtual Team
13 12 (1.14%) Credit Risk
13 12 (1.14%) Data Structures
14 11 (1.05%) Derivative
Operating Systems
1 181 (17.21%) Linux
2 107 (10.17%) Windows
3 63 (5.99%) Unix
4 54 (5.13%) Windows Server
5 43 (4.09%) Android
6 36 (3.42%) Windows 10
7 34 (3.23%) Apple iOS
8 27 (2.57%) Ubuntu
9 21 (2.00%) Mac OS
10 20 (1.90%) CentOS
11 19 (1.81%) tvOS
12 15 (1.43%) Solaris
13 12 (1.14%) Red Hat Enterprise Linux
14 8 (0.76%) Windows 7
15 7 (0.67%) Debian
16 6 (0.57%) FreeRTOS
16 6 (0.57%) Windows Server 2012
17 5 (0.48%) Embedded Linux
17 5 (0.48%) Fedora
17 5 (0.48%) VxWorks
Processes & Methodologies
1 294 (27.95%) Agile Software Development
2 184 (17.49%) Software Engineering
3 156 (14.83%) Analytics
4 144 (13.69%) DevOps
5 139 (13.21%) Project Management
6 129 (12.26%) Problem-Solving
7 108 (10.27%) Machine Learning
8 106 (10.08%) ITIL
9 97 (9.22%) Cybersecurity
10 96 (9.13%) Artificial Intelligence
11 92 (8.75%) Computer Science
12 87 (8.27%) Mentoring
13 85 (8.08%) Mathematics
14 84 (7.98%) Open Source
15 80 (7.60%) Coaching
16 74 (7.03%) Migration
17 73 (6.94%) Stakeholder Management
18 71 (6.75%) Data Science
19 69 (6.56%) Test Automation
20 67 (6.37%) Fintech
Programming Languages
1 306 (29.09%) C++
2 294 (27.95%) Python
3 289 (27.47%) Java
4 140 (13.31%) C#
5 135 (12.83%) SQL
6 131 (12.45%) JavaScript
7 57 (5.42%) Bash Shell
8 55 (5.23%) PowerShell
9 46 (4.37%) Perl
10 44 (4.18%) TypeScript
11 38 (3.61%) Go
12 36 (3.42%) Shell Script
13 34 (3.23%) R
14 28 (2.66%) Objective-C
15 25 (2.38%) Embedded C
16 23 (2.19%) PHP
17 19 (1.81%) Scala
18 18 (1.71%) Ruby
19 17 (1.62%) PL/SQL
20 16 (1.52%) T-SQL
Qualifications
1 236 (22.43%) Degree
2 75 (7.13%) Security Cleared
3 56 (5.32%) DV Cleared
4 52 (4.94%) SC Cleared
5 32 (3.04%) Microsoft Certification
6 31 (2.95%) PhD
7 25 (2.38%) Computer Science Degree
8 19 (1.81%) Cisco Certification
8 19 (1.81%) CISSP
9 15 (1.43%) MCP
9 15 (1.43%) RHCE
10 11 (1.05%) Numerate Degree
11 9 (0.86%) CCNA
11 9 (0.86%) SANS
12 8 (0.76%) GIAC
12 8 (0.76%) Linux+ Certification
12 8 (0.76%) MCSE
12 8 (0.76%) Network+ Certification
12 8 (0.76%) PMI Certification
12 8 (0.76%) SSCP
Quality Assurance & Compliance
1 28 (2.66%) QA
2 25 (2.38%) SLA
3 18 (1.71%) ISO/IEC 27001
4 12 (1.14%) COBIT
5 10 (0.95%) GDPR
5 10 (0.95%) HMG Security Policy Framework
5 10 (0.95%) NIST
5 10 (0.95%) PMO
6 9 (0.86%) CESG Infosec
7 8 (0.76%) JTAG
8 6 (0.57%) Basel II
9 5 (0.48%) ISO/IEC 17025
9 5 (0.48%) NIST 800
10 4 (0.38%) Basel III
11 2 (0.19%) Data Quality
11 2 (0.19%) ISO 22301
12 1 (0.095%) Actionable Recommendations
12 1 (0.095%) GxP
12 1 (0.095%) ISO 20022
12 1 (0.095%) JSP 440
System Software
1 67 (6.37%) Docker
2 64 (6.08%) Active Directory
3 42 (3.99%) VMware Infrastructure
4 35 (3.33%) Firmware
5 22 (2.09%) vSphere
6 20 (1.90%) NFS
7 14 (1.33%) HDFS
8 5 (0.48%) Apache Flume
8 5 (0.48%) Apache ZooKeeper
8 5 (0.48%) etcd
9 4 (0.38%) BitLocker
9 4 (0.38%) Microsoft App-V
9 4 (0.38%) Samba
9 4 (0.38%) VirtualBox
9 4 (0.38%) VMware ESXi
9 4 (0.38%) Xen
10 3 (0.29%) Virtual Desktop
11 2 (0.19%) XenApp
11 2 (0.19%) XenDesktop
12 1 (0.095%) ACF2
Systems Management
1 54 (5.13%) Ansible
2 47 (4.47%) Kubernetes
3 37 (3.52%) Puppet
4 29 (2.76%) Opscode Chef
5 26 (2.47%) Terraform
6 22 (2.09%) PowerCLI
6 22 (2.09%) SCCM
6 22 (2.09%) SCOM
7 10 (0.95%) Salt
8 9 (0.86%) Nagios
9 8 (0.76%) Microsoft Intune
10 5 (0.48%) Computer Emergency Response Teams
10 5 (0.48%) Consul
10 5 (0.48%) CSIRT
10 5 (0.48%) Docker Swarm
10 5 (0.48%) Icinga
10 5 (0.48%) Kibana
10 5 (0.48%) Oozie
10 5 (0.48%) Prometheus
11 4 (0.38%) vCenter Server
Vendors
1 127 (12.07%) Microsoft
2 62 (5.89%) Oracle
3 44 (4.18%) Splunk
4 43 (4.09%) VMware
5 35 (3.33%) Apple
6 29 (2.76%) Google
7 25 (2.38%) Salesforce.com
8 22 (2.09%) ServiceNow
9 20 (1.90%) Red Hat
10 19 (1.81%) Cisco
11 17 (1.62%) Atlassian
11 17 (1.62%) Tableau
12 16 (1.52%) Citrix
13 15 (1.43%) Black Duck
14 14 (1.33%) Teradata
15 10 (0.95%) BiZZdesign
15 10 (0.95%) IBM
15 10 (0.95%) Samsung
15 10 (0.95%) Sparx
16 9 (0.86%) Adobe