The following table provides summary statistics for permanent job vacancies advertised in London with a requirement for C-shell skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited C-shell over the 3 months to 26 June 2017 with a comparison to the same period in the previous 2 years.

C shell (csh)
England / London
3 months to
26 Jun 2017
Same period 2016 Same period 2015
Rank 601 637 660
Rank change year-on-year +36 +23  
Permanent jobs citing C-shell 12 1 10
As % of all permanent IT jobs advertised in London 0.033% 0.003% 0.022%
As % of the Programming Languages category 0.059% 0.005% 0.042%
Number of salaries quoted 9 0 10
Median salary £40,500 - £57,500
90% offered a salary of more than £38,000 - £29,650
10% offered a salary of more than £73,500 - £62,500
UK excluding London median salary £45,000 £61,750 £37,500
% change year-on-year -27.12% +64.66%  

C-shell is in the programming language skills category. The next table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in London with a requirement for programming language skills.

Programming Language Skills
London
Permanent job vacancies with a requirement for programming language skills 20451 21652 23668
As % of all permanent IT job vacancies advertised in London 55.52% 54.86% 52.79%
Number of salaries quoted 16835 19113 20331
Median salary £60,000 £57,500 £55,000
Median salary % change year-on-year +4.34% +4.54%  
90% offered a salary of more than £40,000 £37,500 £35,000
10% offered a salary of more than £87,500 £80,000 £80,000
UK excluding London median salary £42,500 £41,000 £40,000
% change year-on-year +3.65% +2.50%  

C-shell
Job Vacancy Trend in London

The job posting trend of jobs advertised in London citing C-shell as a proportion of all permanent or contract IT jobs with a match in the Programming Languages category.

Job vacancy trend for C-shell in London

C-shell
Salary Trend in London

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

Salary trend for C-shell in London

C-shell
Salary Histogram in London

The salary distribution of IT jobs citing C-shell in London over the 3 months to 26 June 2017.

Salary histogram for C-shell in London

C-shell
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-shell within the London region over the 3 months to 26 June 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Median Salary
Last 3 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
City of London +30 5 £38,500 -
Feltham - 1 - -
C-shell
England

For the 6 months to 26 June 2017, IT jobs citing C-shell 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-shell.

1 17 (94.44%) Python
2 15 (83.33%) Linux
3 14 (77.78%) Red Hat
3 14 (77.78%) Red Hat Enterprise Linux
4 13 (72.22%) CentOS
4 13 (72.22%) Korn
4 13 (72.22%) Debian
5 10 (55.56%) Perl
6 9 (50.00%) PHP
6 9 (50.00%) Solaris
6 9 (50.00%) Apache
6 9 (50.00%) Nagios
6 9 (50.00%) Finance
6 9 (50.00%) Bourne shell
7 8 (44.44%) ZABBIX
7 8 (44.44%) Puppet
7 8 (44.44%) High Availability
7 8 (44.44%) Splunk
7 8 (44.44%) SUSE
7 8 (44.44%) Patsystems
7 8 (44.44%) GL TRADE
7 8 (44.44%) FIX Protocol
7 8 (44.44%) VMware Infrastructure
7 8 (44.44%) CFEngine
7 8 (44.44%) Kernel Tuning
7 8 (44.44%) Low Latency
7 8 (44.44%) DevOps
7 8 (44.44%) Infrastructure Monitoring
7 8 (44.44%) Eurex
7 8 (44.44%) SAN

C-shell
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 9 (50.00%) Apache
2 1 (5.56%) Moodle
2 1 (5.56%) Tomcat
Communications & Networking
1 8 (44.44%) SAN
2 5 (27.78%) Cisco ASA
2 5 (27.78%) Cisco Wireless
2 5 (27.78%) Firewall
2 5 (27.78%) HTTP
2 5 (27.78%) HTTPS
2 5 (27.78%) IPsec
2 5 (27.78%) Network Security
2 5 (27.78%) TCP/IP
2 5 (27.78%) VPN
2 5 (27.78%) Wireless
Database & Business Intelligence
1 3 (16.67%) Big Data
2 1 (5.56%) MySQL
2 1 (5.56%) Oracle Database
2 1 (5.56%) Oracle Database 11g
Development Applications
1 1 (5.56%) Log4j
General
1 9 (50.00%) Finance
Job Titles
1 8 (44.44%) Administrator
1 8 (44.44%) Linux Administrator
1 8 (44.44%) Linux Systems Administrator
1 8 (44.44%) Systems Administrator
2 6 (33.33%) Splunk Administrator
3 3 (16.67%) Author
3 3 (16.67%) Linux Engineer
3 3 (16.67%) Security Engineer
3 3 (16.67%) Technical Author
3 3 (16.67%) Technical Writer
4 2 (11.11%) Analyst
4 2 (11.11%) Support Engineer
5 1 (5.56%) 3rd Line Support
5 1 (5.56%) Applications Support
5 1 (5.56%) Firewall Analyst
5 1 (5.56%) Firewall Engineer
5 1 (5.56%) Linux Support
5 1 (5.56%) Security Analyst
5 1 (5.56%) Support Analyst
5 1 (5.56%) Unix Support
Libraries, Frameworks & Software Standards
1 8 (44.44%) FIX Protocol
2 2 (11.11%) HTML
2 2 (11.11%) XML
3 1 (5.56%) LAMP
Miscellaneous
1 8 (44.44%) Eurex
2 5 (27.78%) Linux Command Line
2 5 (27.78%) PKI
3 3 (16.67%) User Experience
Operating Systems
1 15 (83.33%) Linux
2 14 (77.78%) Red Hat Enterprise Linux
3 13 (72.22%) CentOS
3 13 (72.22%) Debian
4 9 (50.00%) Solaris
5 8 (44.44%) AIX
5 8 (44.44%) SUSE
6 5 (27.78%) Kali Linux
6 5 (27.78%) Ubuntu
6 5 (27.78%) Windows
7 4 (22.22%) Unix
Processes & Methodologies
1 8 (44.44%) DevOps
1 8 (44.44%) High Availability
1 8 (44.44%) Infrastructure Monitoring
1 8 (44.44%) Kernel Tuning
1 8 (44.44%) Low Latency
2 6 (33.33%) Ultra-Low Latency
3 5 (27.78%) Cryptography
3 5 (27.78%) Multi-Factor Authentication
3 5 (27.78%) Security Operations
3 5 (27.78%) SIEM
3 5 (27.78%) Two-Factor Authentication
3 5 (27.78%) Vulnerability Management
4 3 (16.67%) Analytics
4 3 (16.67%) Data Analytics
4 3 (16.67%) Visualisation
5 1 (5.56%) Capacity Management
5 1 (5.56%) Incident Management
5 1 (5.56%) Line Management
5 1 (5.56%) Problem Management
Programming Languages
1 17 (94.44%) Python
2 13 (72.22%) Korn
3 10 (55.56%) Perl
4 9 (50.00%) Bourne shell
4 9 (50.00%) PHP
5 8 (44.44%) Java
6 7 (38.89%) Bash Shell
7 5 (27.78%) Ruby
8 1 (5.56%) SQL
Qualifications
1 5 (27.78%) CEH
1 5 (27.78%) CISSP
1 5 (27.78%) CREST Certified
1 5 (27.78%) GIAC
1 5 (27.78%) Linux+ Certification
1 5 (27.78%) LPIC
1 5 (27.78%) RHCA
1 5 (27.78%) RHCE
1 5 (27.78%) RHCSA
1 5 (27.78%) SANS
1 5 (27.78%) SC Cleared
1 5 (27.78%) Security Cleared
Quality Assurance & Compliance
1 5 (27.78%) ISO/IEC 27001
1 5 (27.78%) PCI DSS
System Software
1 8 (44.44%) VMware Infrastructure
2 5 (27.78%) pfSense
Systems Management
1 9 (50.00%) Nagios
2 8 (44.44%) CFEngine
2 8 (44.44%) Puppet
2 8 (44.44%) ZABBIX
3 5 (27.78%) FortiGate
4 2 (11.11%) Ansible
Vendors
1 14 (77.78%) Red Hat
2 8 (44.44%) Bloomberg
2 8 (44.44%) CQG
2 8 (44.44%) EccoWare
2 8 (44.44%) Fidessa
2 8 (44.44%) GL TRADE
2 8 (44.44%) ION Trading
2 8 (44.44%) NYFIX
2 8 (44.44%) Patsystems
2 8 (44.44%) Reuters
2 8 (44.44%) Splunk
2 8 (44.44%) VMware
3 5 (27.78%) Aruba
3 5 (27.78%) Cisco
3 5 (27.78%) Extreme Networks
3 5 (27.78%) F5
3 5 (27.78%) Fortinet
3 5 (27.78%) Palo Alto
3 5 (27.78%) SonicWALL
3 5 (27.78%) WatchGuard