Period
to 16 January 2018

The following table provides summary statistics for permanent job vacancies advertised in the City of 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 16 January 2018 with a comparison to the same period in the previous 2 years.

C
Central London > City of London
6 months to
16 Jan 2018
Same period 2017 Same period 2016
Rank 167 127 113
Rank change year-on-year -40 -14 +18
Permanent jobs citing C 183 240 397
As % of all permanent IT jobs advertised in the City of London 1.77% 2.25% 2.78%
As % of the Programming Languages category 3.06% 3.87% 5.00%
Number of salaries quoted 155 216 340
City of London median annual salary £70,000 £75,000 £62,500
Median salary % change year-on-year -6.67% +20.00% +4.17%
10th Percentile £45,000 £42,500 £36,000
90th Percentile £108,750 £116,875 £91,250
Central London median annual salary £67,500 £72,500 £62,500
% change year-on-year -6.90% +16.00% +4.17%

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 the City of London with a requirement for coding skills.

All Programming Languages
City of London
Permanent vacancies with a requirement for coding skills 5,983 6,196 7,943
As % of all permanent IT jobs advertised in the City of London 57.77% 58.15% 55.64%
Number of salaries quoted 5,402 5,710 7,065
City of London median annual salary £62,500 £60,000 £57,500
Median salary % change year-on-year +4.17% +4.35% +4.55%
10th Percentile £40,000 £36,750 £36,250
90th Percentile £95,000 £91,250 £87,500
Central London median annual salary £60,000 £57,500 £57,500
% change year-on-year +4.35% - +4.55%

C
Job Vacancy Trend in the City of London

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

Job vacancy trend for C in the City of London

C
Salary Trend in the City of London

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

Salary trend for C in the City of London

C
Salary Histogram in the City of London

The salary distribution of IT jobs citing C in the City of London over the 6 months to 16 January 2018.

Salary histogram for C in the City of London

C
Job Locations in the City of London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing C within the City of London region over the 6 months to 16 January 2018. 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
London Bridge - 1 - -
C
Central London

For the 6 months to 16 January 2018, 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 City of London region with a requirement for C.

1 86 (46.99%) C++
2 76 (41.53%) Python
3 75 (40.98%) Finance
4 54 (29.51%) Linux
5 52 (28.42%) SQL
6 50 (27.32%) Java
7 45 (24.59%) Agile Software Development
8 34 (18.58%) Banking
9 30 (16.39%) Multithreading
10 29 (15.85%) Degree
11 25 (13.66%) Windows
12 23 (12.57%) Microsoft
13 22 (12.02%) Mathematics
14 20 (10.93%) JavaScript
15 19 (10.38%) Unix
15 19 (10.38%) Analytical Skills
15 19 (10.38%) Algorithms
16 18 (9.84%) Test Automation
16 18 (9.84%) Open Source
16 18 (9.84%) Machine Learning
16 18 (9.84%) Big Data
17 17 (9.29%) R
17 17 (9.29%) HTML
17 17 (9.29%) Advertising
17 17 (9.29%) Software Engineering
18 16 (8.74%) Stakeholder Management
18 16 (8.74%) Scrum
18 16 (8.74%) OO
18 16 (8.74%) Computer Science
19 15 (8.20%) QA

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 8 (4.37%) Apache Spark
2 6 (3.28%) Apache Pig
2 6 (3.28%) IIS
2 6 (3.28%) SAS
3 4 (2.19%) WebLogic
4 2 (1.09%) SharePoint
5 1 (0.55%) Ethereum
5 1 (0.55%) Hyperledger
5 1 (0.55%) JBoss
5 1 (0.55%) Jupyter
5 1 (0.55%) Mule
5 1 (0.55%) Tomcat
5 1 (0.55%) WebSphere
Applications
1 6 (3.28%) Microsoft Excel
1 6 (3.28%) SPSS
2 4 (2.19%) Microsoft Office
3 2 (1.09%) Microsoft PowerPoint
4 1 (0.55%) MS Visio
Business Applications
1 11 (6.01%) Dynamics NAV
2 4 (2.19%) Advent Geneva
2 4 (2.19%) HiPortfolio
2 4 (2.19%) MultiFonds
2 4 (2.19%) PORTIA
2 4 (2.19%) SimCorp Dimension
3 1 (0.55%) Distributed Ledger
3 1 (0.55%) LatentZero
3 1 (0.55%) Oracle Applications
3 1 (0.55%) Ripple
3 1 (0.55%) RMDS
3 1 (0.55%) thinkFolio
Cloud Services
1 6 (3.28%) SaaS
2 3 (1.64%) Amazon AWS
2 3 (1.64%) GitHub
3 2 (1.09%) Microsoft Azure
4 1 (0.55%) Google Cloud Platform
4 1 (0.55%) npm
4 1 (0.55%) PaaS
Communications & Networking
1 9 (4.92%) FTP
2 8 (4.37%) DVB
3 6 (3.28%) Firewall
3 6 (3.28%) Internet
3 6 (3.28%) SSL
4 4 (2.19%) HbbTV
4 4 (2.19%) Network Security
5 2 (1.09%) LAN
5 2 (1.09%) TCP/IP
5 2 (1.09%) WAN
5 2 (1.09%) Wi-Fi
5 2 (1.09%) ZigBee
6 1 (0.55%) AMQP
6 1 (0.55%) Bluetooth
6 1 (0.55%) Modbus
6 1 (0.55%) Peer-to-Peer Networking
6 1 (0.55%) SAN
6 1 (0.55%) VoIP
6 1 (0.55%) VPN
6 1 (0.55%) Wireless
Database & Business Intelligence
1 18 (9.84%) Big Data
2 15 (8.20%) Hadoop
3 10 (5.46%) Relational Database
4 7 (3.83%) Apache Hive
4 7 (3.83%) Data Mining
4 7 (3.83%) SQL Server
5 6 (3.28%) SQL Server Integration Services
6 5 (2.73%) NoSQL
7 4 (2.19%) Apache Cassandra
8 3 (1.64%) MongoDB
9 2 (1.09%) Apache Zeppelin
9 2 (1.09%) Blockchain
9 2 (1.09%) HBase
9 2 (1.09%) MySQL
9 2 (1.09%) Parquet
9 2 (1.09%) PostgreSQL
10 1 (0.55%) BusinessObjects
10 1 (0.55%) OLTP
10 1 (0.55%) RDBMS
10 1 (0.55%) SAS EBI
Development Applications
1 14 (7.65%) JIRA
2 13 (7.10%) Jenkins
2 13 (7.10%) Subversion
3 11 (6.01%) Selenium
4 10 (5.46%) Cucumber
5 9 (4.92%) Git (software)
6 7 (3.83%) Atlassian Bamboo
6 7 (3.83%) Gatling
6 7 (3.83%) Jasmine
6 7 (3.83%) Karma Test Runner
6 7 (3.83%) WebDriver
7 5 (2.73%) RStudio
7 5 (2.73%) SQL Server Management Studio (SSMS)
8 4 (2.19%) CMake
8 4 (2.19%) JUnit
8 4 (2.19%) Sonatype Nexus
9 3 (1.64%) ClearCase
9 3 (1.64%) JBehave
9 3 (1.64%) jMock
9 3 (1.64%) Metasploit
General
1 75 (40.98%) Finance
2 34 (18.58%) Banking
3 17 (9.29%) Advertising
4 14 (7.65%) Front Office
5 11 (6.01%) Retail
6 10 (5.46%) Financial Institution
7 9 (4.92%) Law
8 8 (4.37%) Investment Banking
8 8 (4.37%) Multimedia
9 6 (3.28%) International Banking
10 4 (2.19%) Legal
11 2 (1.09%) Automotive
11 2 (1.09%) Russian Language
12 1 (0.55%) Corporate Banking
12 1 (0.55%) Electronics
12 1 (0.55%) Marketing
12 1 (0.55%) Retail Banking
12 1 (0.55%) Telecoms
Job Titles
1 42 (22.95%) Developer
2 20 (10.93%) C++ Developer
3 16 (8.74%) Software Engineer
4 15 (8.20%) Analyst
5 13 (7.10%) Python Developer
6 9 (4.92%) Data Scientist
6 9 (4.92%) Test Engineer
7 8 (4.37%) Business Analyst
7 8 (4.37%) Consultant
7 8 (4.37%) Data Manager
7 8 (4.37%) Project Manager
7 8 (4.37%) Team Leader
8 7 (3.83%) Data Quality Manager
8 7 (3.83%) Financial Controller
8 7 (3.83%) Quality Manager
9 6 (3.28%) Automation Test Lead
9 6 (3.28%) Senior Manager
9 6 (3.28%) Technical Leader
9 6 (3.28%) Test Automation Engineer
9 6 (3.28%) Test Leader
Libraries, Frameworks & Software Standards
1 17 (9.29%) HTML
2 8 (4.37%) D-Bus
2 8 (4.37%) GStreamer
2 8 (4.37%) HEVC
2 8 (4.37%) OpenGL
2 8 (4.37%) Qt
3 7 (3.83%) Node.js
3 7 (3.83%) Pandas
3 7 (3.83%) scikit-learn
3 7 (3.83%) Web Services
4 6 (3.28%) CSS
4 6 (3.28%) GraphX
4 6 (3.28%) MLlib
4 6 (3.28%) NumPy
5 5 (2.73%) .NET
5 5 (2.73%) Boost C++ Libraries
5 5 (2.73%) HTML5
5 5 (2.73%) Middleware
5 5 (2.73%) RESTful
5 5 (2.73%) STL
Miscellaneous
1 19 (10.38%) Algorithms
1 19 (10.38%) Analytical Skills
2 16 (8.74%) Computer Science
3 10 (5.46%) Foreign Exchange (FX)
4 9 (4.92%) BBC
4 9 (4.92%) Fintech
4 9 (4.92%) Fixed Income
5 8 (4.37%) Data Structures
5 8 (4.37%) Digital TV
5 8 (4.37%) IPTV
5 8 (4.37%) Media Streaming
5 8 (4.37%) MPEG
5 8 (4.37%) STB
6 6 (3.28%) User Experience
7 4 (2.19%) Derivative
7 4 (2.19%) Equities
7 4 (2.19%) Greenfield Project
7 4 (2.19%) Market Risk
7 4 (2.19%) Virtual Team
8 3 (1.64%) Data Centre
Operating Systems
1 54 (29.51%) Linux
2 25 (13.66%) Windows
3 19 (10.38%) Unix
4 8 (4.37%) Embedded Linux
5 6 (3.28%) Windows Server
6 3 (1.64%) VMS
7 2 (1.09%) Android
8 1 (0.55%) Apple iOS
8 1 (0.55%) Mac OS X
8 1 (0.55%) Ubuntu
8 1 (0.55%) Windows 7
Processes & Methodologies
1 45 (24.59%) Agile Software Development
2 30 (16.39%) Multithreading
3 22 (12.02%) Mathematics
4 18 (9.84%) Machine Learning
4 18 (9.84%) Open Source
4 18 (9.84%) Test Automation
5 17 (9.29%) Software Engineering
6 16 (8.74%) OO
6 16 (8.74%) Scrum
6 16 (8.74%) Stakeholder Management
7 14 (7.65%) Business Analysis
8 13 (7.10%) Applied Mathematics
8 13 (7.10%) Configuration Management
8 13 (7.10%) Statistics
9 12 (6.56%) Analytics
9 12 (6.56%) Continuous Integration
9 12 (6.56%) ITIL
9 12 (6.56%) OOP
9 12 (6.56%) SDLC
10 11 (6.01%) Cryptography
Programming Languages
1 86 (46.99%) C++
2 76 (41.53%) Python
3 52 (28.42%) SQL
4 50 (27.32%) Java
5 20 (10.93%) JavaScript
6 17 (9.29%) R
7 14 (7.65%) MATLAB
8 13 (7.10%) Bash Shell
9 12 (6.56%) Ruby
10 11 (6.01%) C#
11 10 (5.46%) Perl
12 8 (4.37%) Scala
13 7 (3.83%) Lua
13 7 (3.83%) PowerShell
13 7 (3.83%) Shell Script
14 6 (3.28%) T-SQL
15 5 (2.73%) Fortran
16 4 (2.19%) Go
16 4 (2.19%) Lingo
17 3 (1.64%) Julia
Qualifications
1 29 (15.85%) Degree
2 8 (4.37%) Security Cleared
3 7 (3.83%) CIMA
3 7 (3.83%) ISEB
3 7 (3.83%) ISTQB
4 5 (2.73%) CISM
4 5 (2.73%) Computer Science Degree
4 5 (2.73%) Master's Degree
5 4 (2.19%) CISA
5 4 (2.19%) CISSP
5 4 (2.19%) CREST Certified
5 4 (2.19%) ITIL Certification
5 4 (2.19%) OSCE
5 4 (2.19%) OSCP
5 4 (2.19%) PhD
5 4 (2.19%) SANS
6 3 (1.64%) CEH
6 3 (1.64%) CHECK Team Leader
6 3 (1.64%) PMI Certification
6 3 (1.64%) PMP
Quality Assurance & Compliance
1 15 (8.20%) QA
2 7 (3.83%) Data Quality
3 5 (2.73%) ISO/IEC 27001
4 4 (2.19%) OIPF
4 4 (2.19%) Solvency II
5 3 (1.64%) GDPR
5 3 (1.64%) PCI DSS
6 2 (1.09%) PMO
7 1 (0.55%) COBIT
7 1 (0.55%) ISO 9000
7 1 (0.55%) ISO/IEC 20000
7 1 (0.55%) MiFID
7 1 (0.55%) NEBOSH
7 1 (0.55%) Sarbanes-Oxley
7 1 (0.55%) SEPA
7 1 (0.55%) SLA
System Software
1 6 (3.28%) HDFS
2 4 (2.19%) Firmware
3 3 (1.64%) Docker
4 1 (0.55%) Apache ZooKeeper
4 1 (0.55%) KVM
4 1 (0.55%) Virtual Machines
4 1 (0.55%) Xen
Systems Management
1 4 (2.19%) Puppet
1 4 (2.19%) systemd
2 3 (1.64%) BladeLogic
2 3 (1.64%) Control-M
2 3 (1.64%) Nessus
2 3 (1.64%) Nmap
3 2 (1.09%) Ansible
3 2 (1.09%) HP Quality Center
3 2 (1.09%) Opscode Chef
4 1 (0.55%) Grafana
4 1 (0.55%) Hadoop YARN
4 1 (0.55%) Kibana
4 1 (0.55%) Nagios
Vendors
1 23 (12.57%) Microsoft
2 9 (4.92%) Apple
2 9 (4.92%) BT
3 8 (4.37%) Arqiva
3 8 (4.37%) CA
4 6 (3.28%) Oracle
5 5 (2.73%) Remedy
6 4 (2.19%) Advent
6 4 (2.19%) Broadcom
6 4 (2.19%) FIS
6 4 (2.19%) IBM
6 4 (2.19%) SimCorp
6 4 (2.19%) SunGard
7 3 (1.64%) Caplin
7 3 (1.64%) Google
7 3 (1.64%) Salesforce.com
7 3 (1.64%) Sybase
7 3 (1.64%) Tableau
8 2 (1.09%) Guidewire
8 2 (1.09%) ServiceNow