Period
to 26 September 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 26 September 2020 with a comparison to the same period in the previous 2 years.

C
England > London
6 months to
26 Sep 2020
Same period 2019 Same period 2018
Rank 176 171 157
Rank change year-on-year -5 -14 +32
Permanent jobs citing C 383 1,147 1,547
As % of all permanent jobs advertised in London 1.93% 2.06% 2.25%
As % of the Programming Languages category 3.16% 3.67% 3.93%
Number of salaries quoted 354 843 1,174
Median annual salary £75,000 £60,000 £65,000
Median salary % change year-on-year +25.00% -7.69% +8.33%
10th Percentile £43,750 £37,500 £35,725
90th Percentile £146,000 £95,000 £101,250
England median annual salary £56,250 £50,000 £50,000
% change year-on-year +12.50% - +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 12,105 31,212 39,322
As % of all permanent IT jobs advertised in London 61.08% 56.03% 57.19%
Number of salaries quoted 10,199 26,040 32,424
Median annual salary £70,000 £65,000 £62,500
Median salary % change year-on-year +7.69% +4.00% +4.17%
10th Percentile £45,000 £38,750 £37,500
90th Percentile £111,250 £100,000 £95,000
England median annual salary £57,500 £52,500 £50,000
% change year-on-year +9.52% +5.00% +2.04%

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 26 September 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 26 September 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 +23 42 £62,500 -1.96% 33
East London +18 8 £70,000 +16.67% 14
West London -13 5 £62,500 +19.05% 23
South London +26 4 £34,500 -46.92% 6
C
England

For the 6 months to 26 September 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.

1 168 (43.86%) Java
2 162 (42.30%) Python
3 147 (38.38%) C++
4 128 (33.42%) Finance
5 118 (30.81%) Agile Software Development
6 94 (24.54%) Azure
7 87 (22.72%) AWS
8 86 (22.45%) Degree
9 74 (19.32%) Linux
10 67 (17.49%) GCP
11 66 (17.23%) SQL
12 65 (16.97%) Software Engineering
13 63 (16.45%) Scrum
14 59 (15.40%) Google
15 57 (14.88%) Hedge funds
16 56 (14.62%) Computer Science
16 56 (14.62%) Investment Management
17 55 (14.36%) Migration
18 54 (14.10%) Greenfield Project
19 53 (13.84%) Asset Management
20 52 (13.58%) R
21 49 (12.79%) Web Services
22 48 (12.53%) Microsoft
23 42 (10.97%) Analytics
24 41 (10.70%) Derivative
25 40 (10.44%) Windows
25 40 (10.44%) Go
26 39 (10.18%) Fixed Income
26 39 (10.18%) Quantitative Analysis
26 39 (10.18%) Performance Management

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 11 (2.87%) Apache Spark
2 8 (2.09%) Apache
2 8 (2.09%) Confluence
3 7 (1.83%) Elasticsearch
4 6 (1.57%) MS Exchange
4 6 (1.57%) SAS
4 6 (1.57%) WebLogic
5 5 (1.31%) SharePoint
5 5 (1.31%) WebSphere
6 4 (1.04%) JBoss
6 4 (1.04%) nginx
7 3 (0.78%) Skype for Business
7 3 (0.78%) Tomcat
8 2 (0.52%) Cloud Foundry
8 2 (0.52%) Exchange Server 2010
8 2 (0.52%) IBM Notes
8 2 (0.52%) IIS
8 2 (0.52%) SharePoint 2010
8 2 (0.52%) SharePoint 2013
9 1 (0.26%) WebSphere Application Server
Applications
1 24 (6.27%) Microsoft Office
2 8 (2.09%) MS Visio
3 6 (1.57%) Microsoft Excel
4 4 (1.04%) Microsoft PowerPoint
5 1 (0.26%) 3ds Max
5 1 (0.26%) Acrobat
5 1 (0.26%) Adobe Illustrator
5 1 (0.26%) Adobe Premiere
5 1 (0.26%) InDesign
5 1 (0.26%) InVision
5 1 (0.26%) LightWave 3D
5 1 (0.26%) Microsoft Project
5 1 (0.26%) MODO
5 1 (0.26%) Photoshop
5 1 (0.26%) Revit
5 1 (0.26%) Sketch
5 1 (0.26%) SketchUp
Business Applications
1 3 (0.78%) Dynamics NAV
2 2 (0.52%) Oracle Applications
2 2 (0.52%) SAP Hybris
3 1 (0.26%) Endur
3 1 (0.26%) Oracle CRM On Demand
3 1 (0.26%) Remedy ITSM
Cloud Services
1 94 (24.54%) Azure
2 87 (22.72%) AWS
3 67 (17.49%) GCP
4 20 (5.22%) Office 365
5 12 (3.13%) Power Platform
6 9 (2.35%) Azure Data Factory
6 9 (2.35%) PowerApps
7 6 (1.57%) Trello
8 5 (1.31%) Azure Active Directory
8 5 (1.31%) Cloud Computing
9 4 (1.04%) AWS CloudFormation
9 4 (1.04%) GitHub
9 4 (1.04%) Google Analytics
9 4 (1.04%) PaaS
9 4 (1.04%) Serverless
10 3 (0.78%) Adobe Analytics
10 3 (0.78%) AdWords
10 3 (0.78%) Fastly
10 3 (0.78%) OneDrive
10 3 (0.78%) SaaS
Communications & Networking
1 13 (3.39%) Internet
2 11 (2.87%) Firewall
3 10 (2.61%) Wireless
4 7 (1.83%) Network Security
5 6 (1.57%) SSL
6 5 (1.31%) SSH
7 4 (1.04%) Cisco ASA
7 4 (1.04%) Cisco IOS
7 4 (1.04%) Cisco Nexus
7 4 (1.04%) Kerberos
7 4 (1.04%) TCP/IP
7 4 (1.04%) Wireshark
8 3 (0.78%) BGP
8 3 (0.78%) DNS
8 3 (0.78%) Ethernet
8 3 (0.78%) OSPF
8 3 (0.78%) Skype
8 3 (0.78%) VoIP
8 3 (0.78%) VPN
9 2 (0.52%) DMZ
Database & Business Intelligence
1 22 (5.74%) NoSQL
2 18 (4.70%) Big Data
2 18 (4.70%) PostgreSQL
3 17 (4.44%) KDB
4 16 (4.18%) Data Warehouse
5 15 (3.92%) Kdb+
5 15 (3.92%) MySQL
6 14 (3.66%) SQL Server
7 13 (3.39%) MongoDB
8 12 (3.13%) Power BI
9 10 (2.61%) Snowflake Schema
10 9 (2.35%) Data Lake
11 8 (2.09%) Apache Cassandra
11 8 (2.09%) Hadoop
12 7 (1.83%) Relational Database
13 6 (1.57%) Apache Hive
13 6 (1.57%) RDBMS
14 5 (1.31%) Blockchain
14 5 (1.31%) Data Mining
14 5 (1.31%) Looker
Development Applications
1 32 (8.36%) Git (software)
2 19 (4.96%) Jenkins
2 19 (4.96%) JIRA
3 10 (2.61%) Visual Studio
4 9 (2.35%) Subversion
5 8 (2.09%) Ant
5 8 (2.09%) Maven
6 6 (1.57%) GitLab
7 5 (1.31%) IDA Disassembler
7 5 (1.31%) WinDbg
8 4 (1.04%) GDB
8 4 (1.04%) Gradle
8 4 (1.04%) OllyDbg
9 3 (0.78%) Atlassian Bamboo
9 3 (0.78%) Sonatype Nexus
10 2 (0.52%) Eclipse
10 2 (0.52%) eggPlant
10 2 (0.52%) JMeter
10 2 (0.52%) JUnit
10 2 (0.52%) Team Foundation Server
General
1 128 (33.42%) Finance
2 35 (9.14%) Banking
3 24 (6.27%) Games
4 12 (3.13%) Marketing
5 10 (2.61%) Electronics
6 9 (2.35%) Back Office
7 8 (2.09%) Law
7 8 (2.09%) Police
8 6 (1.57%) Front Office
9 5 (1.31%) Manufacturing
10 4 (1.04%) Dutch Language
10 4 (1.04%) French Language
10 4 (1.04%) German Language
10 4 (1.04%) Polish Language
10 4 (1.04%) Publishing
11 2 (0.52%) Advertising
11 2 (0.52%) Financial Institution
11 2 (0.52%) Investment Banking
11 2 (0.52%) Military
11 2 (0.52%) Retail
Job Titles
1 80 (20.89%) Developer
2 34 (8.88%) Software Engineer
3 29 (7.57%) Architect
4 27 (7.05%) Development Manager
5 25 (6.53%) Lead Developer
6 24 (6.27%) Python Developer
7 20 (5.22%) Finance Manager
8 18 (4.70%) Consultant
9 17 (4.44%) Data Manager
10 14 (3.66%) Senior Developer
11 12 (3.13%) Java Developer
12 11 (2.87%) Embedded Engineer
12 11 (2.87%) Solutions Architect
13 9 (2.35%) Business Intelligence Manager
13 9 (2.35%) Linux Engineer
13 9 (2.35%) Senior Software Engineer
14 8 (2.09%) Analyst
14 8 (2.09%) Data Scientist
14 8 (2.09%) Embedded Software Engineer
14 8 (2.09%) Product Manager
Libraries, Frameworks & Software Standards
1 49 (12.79%) Web Services
2 28 (7.31%) .NET
3 13 (3.39%) React
4 12 (3.13%) NumPy
5 11 (2.87%) RESTful
6 10 (2.61%) TensorFlow
7 9 (2.35%) .NET Framework
7 9 (2.35%) Node.js
8 8 (2.09%) CSS
8 8 (2.09%) Middleware
8 8 (2.09%) Spring
9 7 (1.83%) AngularJS
9 7 (1.83%) PyTorch
9 7 (1.83%) RabbitMQ
9 7 (1.83%) SciPy
9 7 (1.83%) Velocity
9 7 (1.83%) XML
10 6 (1.57%) Pandas
10 6 (1.57%) Unreal Engine
11 5 (1.31%) OpenID
Miscellaneous
1 57 (14.88%) Hedge funds
2 54 (14.10%) Greenfield Project
3 41 (10.70%) Derivative
4 39 (10.18%) Credit Derivative
4 39 (10.18%) Fixed Income
5 34 (8.88%) Analytical Skills
6 24 (6.27%) Algorithms
7 19 (4.96%) Management Information System
8 16 (4.18%) Mobile App
9 13 (3.39%) Self-Motivation
10 12 (3.13%) User Experience
11 11 (2.87%) Embedded Systems
12 10 (2.61%) Data Structures
13 9 (2.35%) Data Centre
13 9 (2.35%) Foreign Exchange (FX)
14 8 (2.09%) Device Driver
15 7 (1.83%) Cloud Native
15 7 (1.83%) Clustering
15 7 (1.83%) Linux Command Line
16 5 (1.31%) Reinsurance
Operating Systems
1 74 (19.32%) Linux
2 40 (10.44%) Windows
3 34 (8.88%) Unix
4 28 (7.31%) Android
5 17 (4.44%) Windows 10
6 12 (3.13%) Windows Server
7 11 (2.87%) Windows 7
8 10 (2.61%) Apple iOS
9 6 (1.57%) CentOS
10 5 (1.31%) Embedded Linux
10 5 (1.31%) Red Hat Enterprise Linux
11 4 (1.04%) Windows Server 2016
12 2 (0.52%) Debian
12 2 (0.52%) Ubuntu
12 2 (0.52%) Windows Server 2019
13 1 (0.26%) FreeBSD
13 1 (0.26%) Kali Linux
13 1 (0.26%) SUSE
Processes & Methodologies
1 118 (30.81%) Agile Software Development
2 65 (16.97%) Software Engineering
3 63 (16.45%) Scrum
4 56 (14.62%) Computer Science
4 56 (14.62%) Investment Management
5 55 (14.36%) Migration
6 53 (13.84%) Asset Management
7 42 (10.97%) Analytics
8 39 (10.18%) Performance Management
8 39 (10.18%) Quantitative Analysis
9 37 (9.66%) Open Source
10 34 (8.88%) Problem-Solving
11 33 (8.62%) DevOps
12 31 (8.09%) Data Science
13 28 (7.31%) Test Automation
14 26 (6.79%) Mathematics
15 25 (6.53%) Machine Learning
16 23 (6.01%) Stakeholder Management
17 22 (5.74%) Microservices
18 20 (5.22%) TDD
Programming Languages
1 168 (43.86%) Java
2 162 (42.30%) Python
3 147 (38.38%) C++
4 66 (17.23%) SQL
5 52 (13.58%) R
6 40 (10.44%) Go
7 35 (9.14%) JavaScript
8 33 (8.62%) C#
9 13 (3.39%) Shell Script
10 12 (3.13%) PowerShell
11 11 (2.87%) Ruby
11 11 (2.87%) Scala
12 9 (2.35%) Perl
12 9 (2.35%) PHP
13 8 (2.09%) Kotlin
14 6 (1.57%) MATLAB
15 5 (1.31%) Embedded C
15 5 (1.31%) Objective-C
15 5 (1.31%) Rust
15 5 (1.31%) T-SQL
Qualifications
1 86 (22.45%) Degree
2 31 (8.09%) Computer Science Degree
3 26 (6.79%) Security Cleared
4 17 (4.44%) DV Cleared
5 15 (3.92%) PhD
6 10 (2.61%) CISSP
7 9 (2.35%) SC Cleared
8 8 (2.09%) CISM
9 7 (1.83%) ITIL Certification
10 6 (1.57%) Master's Degree
11 5 (1.31%) CCNA
11 5 (1.31%) CFA
11 5 (1.31%) Cisco Certification
11 5 (1.31%) MBA
12 4 (1.04%) CCIE
12 4 (1.04%) CCSA
12 4 (1.04%) CSSLP
12 4 (1.04%) PMI Certification
13 3 (0.78%) CCIE Security
13 3 (0.78%) Numerate Degree
Quality Assurance & Compliance
1 19 (4.96%) QA
2 7 (1.83%) GDPR
3 5 (1.31%) ISO/IEC 27001
3 5 (1.31%) NIST
4 4 (1.04%) Actionable Recommendations
5 3 (0.78%) SLA
6 1 (0.26%) COBIT
6 1 (0.26%) ISO 13485
6 1 (0.26%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
6 1 (0.26%) MiFID
6 1 (0.26%) PMBOK
6 1 (0.26%) SEPA
System Software
1 29 (7.57%) Docker
2 19 (4.96%) Active Directory
3 5 (1.31%) Firmware
3 5 (1.31%) VMware Infrastructure
4 3 (0.78%) Microsoft App-V
4 3 (0.78%) Virtual Machines
5 2 (0.52%) Hyper-V
5 2 (0.52%) vSphere
6 1 (0.26%) Apache ZooKeeper
6 1 (0.26%) BIND 9
6 1 (0.26%) LXC
6 1 (0.26%) NFS
6 1 (0.26%) VMware ESXi
6 1 (0.26%) zsh
Systems Management
1 33 (8.62%) Kubernetes
2 11 (2.87%) Terraform
3 10 (2.61%) Ansible
4 6 (1.57%) Puppet
4 6 (1.57%) SCCM
5 5 (1.31%) Microsoft Intune
6 4 (1.04%) Mesos
6 4 (1.04%) Opscode Chef
6 4 (1.04%) Zipkin
7 3 (0.78%) Salt
8 2 (0.52%) HP Quality Center
8 2 (0.52%) MaaS360
8 2 (0.52%) Microsoft Clustering
8 2 (0.52%) PowerCLI
8 2 (0.52%) SCOM
9 1 (0.26%) BMC PATROL
9 1 (0.26%) Cisco Prime
9 1 (0.26%) HP ALM
9 1 (0.26%) Nagios
9 1 (0.26%) Prometheus
Vendors
1 59 (15.40%) Google
2 48 (12.53%) Microsoft
3 19 (4.96%) Oracle
4 13 (3.39%) Cisco
5 10 (2.61%) VMware
6 8 (2.09%) SAP
7 7 (1.83%) ServiceNow
8 6 (1.57%) Sybase
9 5 (1.31%) Guidewire
9 5 (1.31%) IBM
10 4 (1.04%) Broadcom
10 4 (1.04%) Citrix
10 4 (1.04%) Salesforce.com
10 4 (1.04%) SunGard
10 4 (1.04%) TIBCO
10 4 (1.04%) Yardi
11 3 (0.78%) Bloomberg
11 3 (0.78%) Coremetrics
11 3 (0.78%) HP
11 3 (0.78%) Interwoven