Period
to 18 November 2017

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 18 November 2017 with a comparison to the same period in the previous 2 years.

C
England > London
6 months to
18 Nov 2017
Same period 2016 Same period 2015
Rank 177 147 130
Rank change year-on-year -30 -17 +11
Permanent jobs citing C 1481 1746 2311
As % of all permanent IT jobs advertised in London 1.97% 2.30% 2.59%
As % of the Programming Languages category 3.59% 4.22% 4.85%
Number of salaries quoted 1097 1352 1805
London median annual salary £60,000 £65,000 £60,000
Median salary % change year-on-year -7.69% +8.33% +4.35%
10th Percentile £35,000 £35,000 £35,000
90th Percentile £92,500 £108,750 £90,000
England median annual salary £50,000 £47,500 £47,500
% change year-on-year +5.26% - +5.56%

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 41263 41335 47657
As % of all permanent IT jobs advertised in London 55.00% 54.41% 53.39%
Number of salaries quoted 32770 36305 41083
London median annual salary £60,000 £57,500 £55,000
Median salary % change year-on-year +4.35% +4.55% +4.76%
10th Percentile £36,250 £35,000 £33,750
90th Percentile £90,000 £87,500 £85,000
England median annual salary £50,000 £47,500 £45,000
% change year-on-year +5.26% +5.56% -

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 18 November 2017.

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 18 November 2017. 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 -20 248 £65,000 -7.14% 27
West London -33 56 £50,000 - 16
South London +12 37 £35,000 -9.68% 3
East London -26 13 £50,000 -9.09% 6
North London +3 3 £60,000 +65.52% 1
C
England

For the 6 months to 18 November 2017, IT jobs citing C also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads across the London region with a requirement for C.

1 728 (49.16%) C++
2 515 (34.77%) Linux
3 509 (34.37%) Finance
4 496 (33.49%) Java
5 410 (27.68%) Agile Software Development
6 408 (27.55%) Degree
7 355 (23.97%) Python
8 299 (20.19%) SQL
9 283 (19.11%) Computer Science
10 245 (16.54%) Software Engineering
11 233 (15.73%) C#
12 230 (15.53%) Banking
13 183 (12.36%) Continuous Integration
14 181 (12.22%) JavaScript
15 176 (11.88%) Test Automation
16 162 (10.94%) Windows
16 162 (10.94%) Open Source
17 158 (10.67%) Security Cleared
18 152 (10.26%) Scrum
19 150 (10.13%) Unix
19 150 (10.13%) DevOps
20 148 (9.99%) Mathematics
21 139 (9.39%) Microsoft
21 139 (9.39%) QA
21 139 (9.39%) Analytical Skills
22 130 (8.78%) Machine Learning
23 129 (8.71%) Low Latency
24 128 (8.64%) OO
25 123 (8.31%) Project Management
26 120 (8.10%) Algorithms

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 74 (5.00%) Apache Spark
2 38 (2.57%) Ethereum
3 33 (2.23%) Hyperledger
4 32 (2.16%) WebSphere
5 27 (1.82%) Tomcat
6 22 (1.49%) eris
6 22 (1.49%) JBoss
7 18 (1.22%) Apache
8 16 (1.08%) WebLogic
9 15 (1.01%) Confluence
9 15 (1.01%) SAS
10 12 (0.81%) Elasticsearch
10 12 (0.81%) IIS
10 12 (0.81%) MS Exchange
10 12 (0.81%) SharePoint
11 10 (0.68%) Apache Solr
12 9 (0.61%) nginx
13 8 (0.54%) Apache Pig
14 6 (0.41%) Exchange Server 2010
14 6 (0.41%) Smallworld
Applications
1 26 (1.76%) Microsoft Excel
2 24 (1.62%) Microsoft Office
3 15 (1.01%) Microsoft PowerPoint
4 9 (0.61%) SPSS
5 6 (0.41%) MS Visio
5 6 (0.41%) OmniGraffle
5 6 (0.41%) Simulink
6 5 (0.34%) Mathematica
7 4 (0.27%) InfoPath
8 3 (0.20%) Doxygen
8 3 (0.20%) Microsoft Project
8 3 (0.20%) Spreadsheet
9 1 (0.068%) FrameMaker
9 1 (0.068%) GNU Octave
9 1 (0.068%) Mathcad
9 1 (0.068%) Photoshop
9 1 (0.068%) Stata
Business Applications
1 32 (2.16%) Dynamics NAV
2 13 (0.88%) Summit
3 11 (0.74%) Salesforce.com CRM
4 6 (0.41%) Dynamics AX
4 6 (0.41%) ION MarketView
5 5 (0.34%) Advent Geneva
5 5 (0.34%) HiPortfolio
5 5 (0.34%) MultiFonds
5 5 (0.34%) Oracle EBS
5 5 (0.34%) PORTIA
5 5 (0.34%) SimCorp Dimension
5 5 (0.34%) thinkFolio
6 4 (0.27%) Dynamics CRM
6 4 (0.27%) LatentZero
6 4 (0.27%) SAP CO
6 4 (0.27%) SAP FI
6 4 (0.27%) SAP FI/CO
7 3 (0.20%) Magento
7 3 (0.20%) SAP BPC
7 3 (0.20%) SAP S/4HANA
Cloud Services
1 89 (6.01%) Amazon AWS
2 80 (5.40%) Microsoft Azure
3 71 (4.79%) SaaS
4 39 (2.63%) GitHub
5 30 (2.03%) Office 365
6 26 (1.76%) Google Cloud Platform
7 17 (1.15%) Cloud Computing
8 11 (0.74%) Amazon EC2
9 10 (0.68%) G Suite
10 9 (0.61%) Slack
11 8 (0.54%) IaaS
11 8 (0.54%) npm
11 8 (0.54%) OpenShift
12 7 (0.47%) PaaS
13 5 (0.34%) Google Play
13 5 (0.34%) Heroku
14 4 (0.27%) SuccessFactors
15 3 (0.20%) Dynamics 365
15 3 (0.20%) Salesforce Sales Cloud
16 2 (0.14%) Amazon S3
Communications & Networking
1 90 (6.08%) TCP/IP
2 72 (4.86%) Ethernet
3 64 (4.32%) Firewall
4 58 (3.92%) InfiniBand
5 28 (1.89%) Internet
6 24 (1.62%) DNS
7 23 (1.55%) HTTP
8 22 (1.49%) Network Security
9 19 (1.28%) VPN
10 16 (1.08%) Wi-Fi
10 16 (1.08%) Wireless
11 15 (1.01%) DHCP
11 15 (1.01%) VLAN
12 14 (0.95%) VoIP
13 13 (0.88%) Intranet
14 12 (0.81%) SSL
14 12 (0.81%) Wireshark
15 11 (0.74%) Intrusion Detection
15 11 (0.74%) ZigBee
16 10 (0.68%) iSCSI
Database & Business Intelligence
1 108 (7.29%) Relational Database
2 107 (7.22%) Big Data
3 103 (6.95%) SQL Server
4 101 (6.82%) Hadoop
5 74 (5.00%) NoSQL
6 54 (3.65%) MySQL
7 53 (3.58%) Blockchain
8 38 (2.57%) RDBMS
9 30 (2.03%) Oracle Database
10 28 (1.89%) PostgreSQL
11 27 (1.82%) SQL Server 2012
12 20 (1.35%) SQL Server Integration Services
13 19 (1.28%) Apache Hive
14 14 (0.95%) Data Mining
14 14 (0.95%) Data Warehouse
14 14 (0.95%) Oracle Database 11g
15 13 (0.88%) MongoDB
15 13 (0.88%) SQL Server 2008
16 12 (0.81%) SQL Server Reporting Services
17 11 (0.74%) GIS
Development Applications
1 100 (6.75%) Jenkins
2 75 (5.06%) Subversion
3 68 (4.59%) Git (software)
4 55 (3.71%) Atlassian Bamboo
4 55 (3.71%) Selenium
5 52 (3.51%) JIRA
6 38 (2.57%) Visual Studio
7 32 (2.16%) Cucumber
8 23 (1.55%) JUnit
8 23 (1.55%) TeamCity
9 20 (1.35%) SoapUI
10 19 (1.28%) GoogleTest
11 18 (1.22%) MSTest
12 17 (1.15%) Appium
13 15 (1.01%) Gatling
13 15 (1.01%) Ranorex
14 14 (0.95%) Buildbot
14 14 (0.95%) JMeter
15 13 (0.88%) gulp
15 13 (0.88%) Jasmine
General
1 509 (34.37%) Finance
2 230 (15.53%) Banking
3 114 (7.70%) Investment Banking
4 80 (5.40%) Telecoms
5 75 (5.06%) Retail Banking
6 62 (4.19%) Marketing
7 53 (3.58%) Retail
8 52 (3.51%) Front Office
9 51 (3.44%) Electronics
10 46 (3.11%) Games
11 39 (2.63%) Publishing
12 35 (2.36%) Legal
13 32 (2.16%) Advertising
14 25 (1.69%) Manufacturing
15 17 (1.15%) Financial Institution
16 16 (1.08%) Back Office
17 14 (0.95%) Law
18 9 (0.61%) Multimedia
19 8 (0.54%) Aerospace
20 7 (0.47%) Military
Job Titles
1 491 (33.15%) Developer
2 187 (12.63%) Software Engineer
3 141 (9.52%) C++ Developer
4 107 (7.22%) Analyst
4 107 (7.22%) Consultant
5 103 (6.95%) Java Developer
6 73 (4.93%) C++ Software Engineer
6 73 (4.93%) Software Developer
7 71 (4.79%) Senior Developer
8 64 (4.32%) C Software Engineer
8 64 (4.32%) Embedded Engineer
9 61 (4.12%) Architect
9 61 (4.12%) C Developer
10 58 (3.92%) Market Data Developer
11 57 (3.85%) Low Latency Java Developer
12 55 (3.71%) Embedded Software Engineer
13 53 (3.58%) C/C++ Software Engineer
13 53 (3.58%) Python Developer
14 51 (3.44%) Business Analyst
15 48 (3.24%) C/C++ Developer
Libraries, Frameworks & Software Standards
1 114 (7.70%) HTML
2 109 (7.36%) .NET
3 94 (6.35%) CSS
4 75 (5.06%) Web Services
5 62 (4.19%) REST
6 56 (3.78%) XML
7 52 (3.51%) HTML5
8 42 (2.84%) AngularJS
9 41 (2.77%) jQuery
9 41 (2.77%) SOAP
10 40 (2.70%) ASP.NET
11 39 (2.63%) Node.js
12 38 (2.57%) Spring
13 37 (2.50%) CSS3
13 37 (2.50%) RESTful
14 30 (2.03%) Smart Contracts
15 28 (1.89%) ASP.NET MVC
16 27 (1.82%) JSON
16 27 (1.82%) Natural Language Processing
17 23 (1.55%) LAMP
Miscellaneous
1 283 (19.11%) Computer Science
2 139 (9.39%) Analytical Skills
3 120 (8.10%) Algorithms
4 117 (7.90%) Derivative
5 101 (6.82%) Data Structures
6 91 (6.14%) Foreign Exchange (FX)
7 78 (5.27%) Equities
8 58 (3.92%) Fintech
9 52 (3.51%) Mobile App
10 50 (3.38%) Management Information System
11 48 (3.24%) Client/Server
11 48 (3.24%) User Experience
12 46 (3.11%) Field-Programmable Gate Array
13 45 (3.04%) VHDL
14 42 (2.84%) Enterprise Software
15 39 (2.63%) Device Driver
15 39 (2.63%) Greenfield Project
16 28 (1.89%) Fixed Income
17 18 (1.22%) Embedded Systems
18 17 (1.15%) Virtual Team
Operating Systems
1 515 (34.77%) Linux
2 162 (10.94%) Windows
3 150 (10.13%) Unix
4 82 (5.54%) Android
5 65 (4.39%) Apple iOS
6 23 (1.55%) Red Hat Enterprise Linux
6 23 (1.55%) Windows Server
7 21 (1.42%) Windows Server 2012
8 15 (1.01%) Windows Server 2008
9 13 (0.88%) CentOS
10 12 (0.81%) Embedded Linux
11 7 (0.47%) Mac OS X
11 7 (0.47%) Windows 7
12 5 (0.34%) Solaris
13 4 (0.27%) AIX
13 4 (0.27%) Nucleus RTOS
13 4 (0.27%) Ubuntu
13 4 (0.27%) Windows 10
13 4 (0.27%) Windows Phone
14 3 (0.20%) Windows 2000 Server
Processes & Methodologies
1 410 (27.68%) Agile Software Development
2 245 (16.54%) Software Engineering
3 183 (12.36%) Continuous Integration
4 176 (11.88%) Test Automation
5 162 (10.94%) Open Source
6 152 (10.26%) Scrum
7 150 (10.13%) DevOps
8 148 (9.99%) Mathematics
9 130 (8.78%) Machine Learning
10 129 (8.71%) Low Latency
11 128 (8.64%) OO
12 123 (8.31%) Project Management
13 111 (7.49%) TDD
14 101 (6.82%) Asset Management
15 99 (6.68%) SDLC
16 97 (6.55%) Analytics
17 96 (6.48%) Mentoring
17 96 (6.48%) Risk Management
18 93 (6.28%) Stakeholder Management
19 90 (6.08%) Multithreading
Programming Languages
1 728 (49.16%) C++
2 496 (33.49%) Java
3 355 (23.97%) Python
4 299 (20.19%) SQL
5 233 (15.73%) C#
6 181 (12.22%) JavaScript
7 95 (6.41%) Perl
8 88 (5.94%) Ruby
9 79 (5.33%) Scala
10 75 (5.06%) Go
11 74 (5.00%) Bash Shell
12 64 (4.32%) Embedded C
13 63 (4.25%) R
14 62 (4.19%) PHP
15 50 (3.38%) Embedded C++
16 47 (3.17%) MATLAB
17 33 (2.23%) Objective-C
17 33 (2.23%) PowerShell
18 31 (2.09%) Shell Script
18 31 (2.09%) Solidity
Qualifications
1 408 (27.55%) Degree
2 158 (10.67%) Security Cleared
3 115 (7.77%) DV Cleared
4 101 (6.82%) Computer Science Degree
5 70 (4.73%) SC Cleared
6 57 (3.85%) PhD
7 49 (3.31%) Master's Degree
8 25 (1.69%) CISSP
9 17 (1.15%) GIAC
9 17 (1.15%) SANS
10 16 (1.08%) ISEB
10 16 (1.08%) ISTQB
11 14 (0.95%) CISA
11 14 (0.95%) CISM
12 11 (0.74%) Microsoft Certification
13 10 (0.68%) MCSE
13 10 (0.68%) Numerate Degree
14 9 (0.61%) Cisco Certification
14 9 (0.61%) GCIH
15 8 (0.54%) CCNA
Quality Assurance & Compliance
1 139 (9.39%) QA
2 28 (1.89%) ISO/IEC 27001
3 18 (1.22%) ISO 9001
4 13 (0.88%) Data Quality
5 11 (0.74%) PCI DSS
6 10 (0.68%) MISRA
7 9 (0.61%) ISO/IEC 20000
8 8 (0.54%) GDPR
8 8 (0.54%) SLA
9 7 (0.47%) NEBOSH
9 7 (0.47%) PMO
10 6 (0.41%) MiFID
11 5 (0.34%) GCP
12 4 (0.27%) MISRA C
12 4 (0.27%) OIPF
12 4 (0.27%) Sarbanes-Oxley
12 4 (0.27%) Solvency II
12 4 (0.27%) SSAE 16
13 3 (0.20%) COBIT
13 3 (0.20%) DO-178B
System Software
1 70 (4.73%) Docker
2 34 (2.30%) VMware Infrastructure
3 31 (2.09%) Active Directory
4 30 (2.03%) Firmware
5 25 (1.69%) VMware ESXi
6 16 (1.08%) Virtual Machines
7 11 (0.74%) NFS
8 8 (0.54%) XenApp
9 7 (0.47%) Apache Flume
10 6 (0.41%) HDFS
10 6 (0.41%) Hyper-V
10 6 (0.41%) Virtual Servers
11 5 (0.34%) vSphere
12 4 (0.27%) Microsoft Virtual Server
12 4 (0.27%) Xen
13 2 (0.14%) Apache ZooKeeper
13 2 (0.14%) iptables
13 2 (0.14%) KVM
13 2 (0.14%) QEMU
13 2 (0.14%) Samba
Systems Management
1 49 (3.31%) Puppet
2 44 (2.97%) Kubernetes
3 40 (2.70%) Ansible
3 40 (2.70%) Opscode Chef
4 23 (1.55%) Nagios
5 12 (0.81%) Nessus
6 11 (0.74%) vCenter Server
6 11 (0.74%) vMotion
7 10 (0.68%) Cacti
8 9 (0.61%) Microsoft Clustering
9 8 (0.54%) ZABBIX
10 7 (0.47%) CSIRT
10 7 (0.47%) QRadar
11 6 (0.41%) Salt
12 5 (0.34%) Nmap
13 4 (0.27%) Backup Exec
13 4 (0.27%) HP Quality Center
13 4 (0.27%) Symantec Enterprise Vault
13 4 (0.27%) systemd
14 3 (0.20%) Mesos
Vendors
1 139 (9.39%) Microsoft
2 92 (6.21%) Oracle
3 73 (4.93%) Google
4 48 (3.24%) VMware
5 29 (1.96%) Red Hat
5 29 (1.96%) SAP
6 27 (1.82%) Salesforce.com
7 23 (1.55%) Murex
8 21 (1.42%) IBM
9 20 (1.35%) Cisco
10 19 (1.28%) Apple
10 19 (1.28%) HP
11 18 (1.22%) Atlassian
12 16 (1.08%) NetApp
13 15 (1.01%) Splunk
14 13 (0.88%) Sun
15 12 (0.81%) Citrix
16 10 (0.68%) CA
16 10 (0.68%) EMC
16 10 (0.68%) ServiceNow