Period
to 9 July 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 9 July 2020 with a comparison to the same period in the previous 2 years.

C
England > London
6 months to
9 Jul 2020
Same period 2019 Same period 2018
Rank 186 155 164
Rank change year-on-year -31 +9 +25
Permanent jobs citing C 608 1,289 1,632
As % of all permanent jobs advertised in London 1.87% 2.19% 2.26%
As % of the Programming Languages category 3.26% 3.90% 4.00%
Number of salaries quoted 507 953 1,208
Median annual salary £65,000 £62,000 £60,000
Median salary % change year-on-year +4.84% +3.33% -
10th Percentile £38,000 £35,000 £33,500
90th Percentile £112,500 £100,000 £100,000
England median annual salary £52,500 £50,000 £50,000
% change year-on-year +5.00% - +5.26%

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 18,649 33,057 40,768
As % of all permanent IT jobs advertised in London 57.42% 56.15% 56.51%
Number of salaries quoted 15,431 27,795 33,497
Median annual salary £70,000 £65,000 £60,500
Median salary % change year-on-year +7.69% +7.44% +0.83%
10th Percentile £42,500 £38,750 £37,500
90th Percentile £105,000 £97,500 £93,750
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 proportion of all IT jobs advertised in London.

Job vacancy trend for C in London

C
Salary Trend in London

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

Salary trend for C in London

C
Salary Histogram in London

Salary distribution for jobs citing C in London over the 6 months to 9 July 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 9 July 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 +32 151 £70,000 +16.67% 20
West London -43 15 £51,250 -8.89% 8
South London +2 13 £37,500 -42.31% 2
East London -1 10 £60,000 +44.58% 8
North London -10 4 £52,500 +0.96% 3
C
England

For the 6 months to 9 July 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.

1 243 (39.97%) C++
2 224 (36.84%) Java
3 223 (36.68%) Python
4 158 (25.99%) Agile Software Development
5 134 (22.04%) Finance
6 129 (21.22%) Software Engineering
7 123 (20.23%) Linux
8 108 (17.76%) SQL
8 108 (17.76%) Degree
9 101 (16.61%) AWS
10 82 (13.49%) DevOps
11 80 (13.16%) JavaScript
12 78 (12.83%) Git (software)
13 75 (12.34%) Azure
14 72 (11.84%) Problem-Solving
15 71 (11.68%) Analytics
16 67 (11.02%) Test Automation
16 67 (11.02%) Computer Science
16 67 (11.02%) Microsoft
17 66 (10.86%) C#
18 63 (10.36%) Docker
19 61 (10.03%) Analytical Skills
20 59 (9.70%) Windows
21 52 (8.55%) Security Cleared
22 51 (8.39%) Data Science
23 50 (8.22%) Banking
24 49 (8.06%) Jenkins
25 48 (7.89%) Go
25 48 (7.89%) Open Source
26 47 (7.73%) Kubernetes

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 19 (3.13%) SAS
2 18 (2.96%) Elasticsearch
3 15 (2.47%) Confluence
4 14 (2.30%) Apache Spark
4 14 (2.30%) SharePoint
5 10 (1.64%) CMS
5 10 (1.64%) Tomcat
6 9 (1.48%) Apache
6 9 (1.48%) ArcGIS
7 8 (1.32%) MS Exchange
7 8 (1.32%) WebSphere
8 7 (1.15%) GeoServer
8 7 (1.15%) Oracle Spatial
9 6 (0.99%) JBoss
10 5 (0.82%) Exchange Server 2010
11 4 (0.66%) CICS
11 4 (0.66%) MQSeries
12 3 (0.49%) Jetty
12 3 (0.49%) Jupyter
12 3 (0.49%) Skype for Business
Applications
1 19 (3.13%) Microsoft Office
2 10 (1.64%) Microsoft PowerPoint
3 7 (1.15%) Microsoft Excel
4 4 (0.66%) MS Visio
5 3 (0.49%) Photoshop
5 3 (0.49%) Sketch
6 2 (0.33%) Adobe Illustrator
6 2 (0.33%) Adobe XD
6 2 (0.33%) SPSS
7 1 (0.16%) 3ds Max
7 1 (0.16%) Acrobat
7 1 (0.16%) Adobe Premiere
7 1 (0.16%) Chatbot
7 1 (0.16%) InDesign
7 1 (0.16%) InVision
7 1 (0.16%) LightWave 3D
7 1 (0.16%) MODO
7 1 (0.16%) Revit
7 1 (0.16%) SketchUp
7 1 (0.16%) S-PLUS
Business Applications
1 6 (0.99%) Workday HCM
2 5 (0.82%) SAP S/4HANA
3 4 (0.66%) Northgate Housing
4 3 (0.49%) SAP CRM
4 3 (0.49%) SAP GTS
4 3 (0.49%) SAP SD
5 2 (0.33%) Dynamics NAV
5 2 (0.33%) Oracle Applications
5 2 (0.33%) Oracle CRM On Demand
5 2 (0.33%) SAP Hybris
6 1 (0.16%) Endur
6 1 (0.16%) Sparx Enterprise Architect
Cloud Services
1 101 (16.61%) AWS
2 75 (12.34%) Azure
3 34 (5.59%) GCP
4 26 (4.28%) Office 365
5 21 (3.45%) SaaS
6 16 (2.63%) GitHub
7 12 (1.97%) Power Platform
8 11 (1.81%) Serverless
9 10 (1.64%) PaaS
10 9 (1.48%) Azure Data Factory
10 9 (1.48%) PowerApps
11 7 (1.15%) BlazeMeter
11 7 (1.15%) Cloud Computing
11 7 (1.15%) IaaS
12 6 (0.99%) Amazon S3
12 6 (0.99%) AWS Lambda
13 5 (0.82%) AWS CloudFormation
13 5 (0.82%) OpenShift
14 4 (0.66%) Amazon EC2
14 4 (0.66%) Google Analytics
Communications & Networking
1 28 (4.61%) Internet
2 24 (3.95%) Firewall
3 16 (2.63%) TCP/IP
4 13 (2.14%) Network Security
4 13 (2.14%) VPN
5 10 (1.64%) IPsec
6 9 (1.48%) Ethernet
6 9 (1.48%) MQTT
6 9 (1.48%) Unified Communications
7 8 (1.32%) H.323
7 8 (1.32%) Telepresence
7 8 (1.32%) VoIP
8 6 (0.99%) Cisco ASA
8 6 (0.99%) Cisco IOS
8 6 (0.99%) SSH
9 5 (0.82%) BGP
9 5 (0.82%) DNS
9 5 (0.82%) OSPF
9 5 (0.82%) SMS
9 5 (0.82%) SSL
Database & Business Intelligence
1 38 (6.25%) Big Data
2 36 (5.92%) NoSQL
3 28 (4.61%) PostgreSQL
4 26 (4.28%) Relational Database
5 23 (3.78%) Data Warehouse
6 21 (3.45%) MySQL
7 18 (2.96%) SQL Server
8 16 (2.63%) Hadoop
9 15 (2.47%) MongoDB
10 13 (2.14%) KDB
11 12 (1.97%) Kdb+
11 12 (1.97%) Power BI
11 12 (1.97%) Redis
12 9 (1.48%) Apache Cassandra
12 9 (1.48%) Blockchain
12 9 (1.48%) Data Lake
12 9 (1.48%) Oracle Database
13 8 (1.32%) Apache Hive
14 7 (1.15%) GIS
15 6 (0.99%) DB2
Development Applications
1 78 (12.83%) Git (software)
2 49 (8.06%) Jenkins
3 38 (6.25%) JIRA
4 19 (3.13%) Maven
5 12 (1.97%) Selenium
5 12 (1.97%) SoapUI
5 12 (1.97%) Visual Studio
6 11 (1.81%) Cucumber
6 11 (1.81%) JMeter
6 11 (1.81%) Sonatype Nexus
7 10 (1.64%) Atlassian Bamboo
8 9 (1.48%) eggPlant
8 9 (1.48%) Postman
9 8 (1.32%) LoadRunner
10 7 (1.15%) Eclipse
11 6 (0.99%) Appium
11 6 (0.99%) REST Assured
11 6 (0.99%) The Grinder
11 6 (0.99%) Xcode
12 5 (0.82%) IBM UrbanCode
General
1 134 (22.04%) Finance
2 50 (8.22%) Banking
3 34 (5.59%) Games
4 30 (4.93%) Marketing
5 26 (4.28%) Retail
6 19 (3.13%) Law
7 15 (2.47%) Electronics
7 15 (2.47%) Legal
7 15 (2.47%) Telecoms
8 10 (1.64%) Automotive
9 9 (1.48%) Local Government
10 8 (1.32%) Back Office
10 8 (1.32%) Police
11 7 (1.15%) Public Sector
12 5 (0.82%) Retail Banking
13 4 (0.66%) German Language
13 4 (0.66%) Investment Banking
13 4 (0.66%) Publishing
14 3 (0.49%) Advertising
14 3 (0.49%) Billing
Job Titles
1 103 (16.94%) Developer
2 67 (11.02%) Software Engineer
3 34 (5.59%) Consultant
4 30 (4.93%) Architect
5 28 (4.61%) Analyst
5 28 (4.61%) Data Scientist
6 23 (3.78%) Data Manager
7 22 (3.62%) Embedded Engineer
8 21 (3.45%) Senior Developer
9 20 (3.29%) Embedded Software Engineer
10 17 (2.80%) Java Developer
11 16 (2.63%) Business Analyst
11 16 (2.63%) Security Engineer
12 15 (2.47%) Android Engineer
12 15 (2.47%) C++ Developer
12 15 (2.47%) Product Manager
13 14 (2.30%) Software Developer
14 13 (2.14%) C++ Software Engineer
14 13 (2.14%) Project Manager
14 13 (2.14%) Test Engineer
Libraries, Frameworks & Software Standards
1 46 (7.57%) .NET
2 33 (5.43%) CSS
3 28 (4.61%) HTML
3 28 (4.61%) Node.js
4 27 (4.44%) RESTful
5 24 (3.95%) Web Services
6 22 (3.62%) Spring
7 18 (2.96%) XML
8 17 (2.80%) AngularJS
8 17 (2.80%) Middleware
8 17 (2.80%) React
9 16 (2.63%) REST
10 15 (2.47%) JSON
11 12 (1.97%) Apache Flex
11 12 (1.97%) ASP.NET
12 10 (1.64%) NumPy
13 9 (1.48%) .NET Framework
13 9 (1.48%) ASP.NET MVC
13 9 (1.48%) Hibernate
14 8 (1.32%) SOAP
Miscellaneous
1 61 (10.03%) Analytical Skills
2 42 (6.91%) Algorithms
3 29 (4.77%) User Experience
4 23 (3.78%) Greenfield Project
4 23 (3.78%) Hedge funds
5 22 (3.62%) Linux Command Line
6 19 (3.13%) Management Information System
6 19 (3.13%) Mobile App
7 17 (2.80%) Online Games
7 17 (2.80%) PKI
8 16 (2.63%) Public Cloud
9 15 (2.47%) Data Structures
10 14 (2.30%) Embedded Systems
10 14 (2.30%) Self-Motivation
11 10 (1.64%) Device Driver
11 10 (1.64%) Virtual Team
12 9 (1.48%) Video Conferencing
13 8 (1.32%) Data Centre
13 8 (1.32%) Handset
13 8 (1.32%) IPTV
Operating Systems
1 123 (20.23%) Linux
2 59 (9.70%) Windows
3 46 (7.57%) Unix
4 38 (6.25%) Android
5 22 (3.62%) Apple iOS
6 16 (2.63%) Windows 10
7 15 (2.47%) Windows Server
8 13 (2.14%) CentOS
9 12 (1.97%) Red Hat Enterprise Linux
9 12 (1.97%) Ubuntu
10 8 (1.32%) Mac OS
11 6 (0.99%) Debian
12 5 (0.82%) Embedded Linux
12 5 (0.82%) Fedora
12 5 (0.82%) Windows Server 2016
13 4 (0.66%) Windows 7
14 2 (0.33%) FreeBSD
14 2 (0.33%) Windows Server 2012
15 1 (0.16%) Android TV
15 1 (0.16%) SUSE
Processes & Methodologies
1 158 (25.99%) Agile Software Development
2 129 (21.22%) Software Engineering
3 82 (13.49%) DevOps
4 72 (11.84%) Problem-Solving
5 71 (11.68%) Analytics
6 67 (11.02%) Computer Science
6 67 (11.02%) Test Automation
7 51 (8.39%) Data Science
8 48 (7.89%) Open Source
9 47 (7.73%) Scrum
10 44 (7.24%) Project Management
11 43 (7.07%) Continuous Integration
12 42 (6.91%) Machine Learning
13 35 (5.76%) Fintech
13 35 (5.76%) Stakeholder Management
14 34 (5.59%) SDLC
15 33 (5.43%) Decision-Making
16 32 (5.26%) Migration
17 30 (4.93%) Configuration Management
17 30 (4.93%) Mathematics
Programming Languages
1 243 (39.97%) C++
2 224 (36.84%) Java
3 223 (36.68%) Python
4 108 (17.76%) SQL
5 80 (13.16%) JavaScript
6 66 (10.86%) C#
7 48 (7.89%) Go
8 31 (5.10%) R
9 28 (4.61%) PHP
10 24 (3.95%) Bash Shell
11 18 (2.96%) PowerShell
11 18 (2.96%) Scala
12 16 (2.63%) Ruby
12 16 (2.63%) TypeScript
13 15 (2.47%) Perl
14 12 (1.97%) Shell Script
15 11 (1.81%) Embedded C
16 10 (1.64%) Embedded C++
17 9 (1.48%) Apple Swift
18 8 (1.32%) VB
Qualifications
1 108 (17.76%) Degree
2 52 (8.55%) Security Cleared
3 32 (5.26%) Computer Science Degree
4 26 (4.28%) SC Cleared
5 24 (3.95%) DV Cleared
6 13 (2.14%) CISSP
7 12 (1.97%) SANS
8 10 (1.64%) Microsoft Certification
9 9 (1.48%) PhD
10 8 (1.32%) CCNA
10 8 (1.32%) Cisco Certification
11 7 (1.15%) CREST Certified
12 6 (0.99%) CEPT
12 6 (0.99%) EC-Council LPT
12 6 (0.99%) GXPN
12 6 (0.99%) MCSE
12 6 (0.99%) OSCE
13 5 (0.82%) AWS Certification
13 5 (0.82%) DBS Check
13 5 (0.82%) MCSA
Quality Assurance & Compliance
1 25 (4.11%) QA
2 14 (2.30%) Actionable Recommendations
3 11 (1.81%) GDPR
4 6 (0.99%) ISO/IEC 27001
5 5 (0.82%) SLA
6 4 (0.66%) PMO
7 2 (0.33%) BS7799
7 2 (0.33%) PCI DSS
7 2 (0.33%) SEPA
8 1 (0.16%) CESG Infosec
8 1 (0.16%) HMG Security Policy Framework
8 1 (0.16%) ISO 13485
8 1 (0.16%) ISO 8583
8 1 (0.16%) P3O
System Software
1 63 (10.36%) Docker
2 19 (3.13%) Active Directory
3 8 (1.32%) Firmware
3 8 (1.32%) VMware Infrastructure
4 5 (0.82%) NFS
5 4 (0.66%) OpenAM
5 4 (0.66%) VMware ESXi
6 3 (0.49%) Microsoft App-V
6 3 (0.49%) Samba
6 3 (0.49%) Virtual Desktop
6 3 (0.49%) Virtual Machines
6 3 (0.49%) VirtualBox
6 3 (0.49%) Xen
7 2 (0.33%) Hyper-V
7 2 (0.33%) vSphere
8 1 (0.16%) Apache ZooKeeper
8 1 (0.16%) BIND 9
8 1 (0.16%) LXC
8 1 (0.16%) zsh
Systems Management
1 47 (7.73%) Kubernetes
2 24 (3.95%) Ansible
3 19 (3.13%) Terraform
4 15 (2.47%) Puppet
5 9 (1.48%) Opscode Chef
6 8 (1.32%) Cisco CUCM
6 8 (1.32%) Microsoft Intune
7 6 (0.99%) HP Quality Center
7 6 (0.99%) Nagios
8 4 (0.66%) BladeLogic
8 4 (0.66%) SCCM
8 4 (0.66%) Zipkin
9 3 (0.49%) Docker Swarm
9 3 (0.49%) Kibana
9 3 (0.49%) OpenNMS
9 3 (0.49%) Single Sign-On
9 3 (0.49%) vCenter Server
9 3 (0.49%) ZABBIX
10 2 (0.33%) Icinga
10 2 (0.33%) McAfee ePO
Vendors
1 67 (11.02%) Microsoft
2 28 (4.61%) Oracle
3 27 (4.44%) Google
4 21 (3.45%) Cisco
5 19 (3.13%) VMware
6 11 (1.81%) Workday
7 10 (1.64%) HP
7 10 (1.64%) Red Hat
8 9 (1.48%) IBM
8 9 (1.48%) Splunk
8 9 (1.48%) Tableau
9 8 (1.32%) Polycom
9 8 (1.32%) YouTube
10 7 (1.15%) ESRI
10 7 (1.15%) Salesforce.com
10 7 (1.15%) SAP
11 6 (0.99%) Sybase
12 5 (0.82%) F5
12 5 (0.82%) ServiceNow
13 4 (0.66%) Broadcom