The following table provides summary statistics for contract job vacancies with a requirement for C-shell skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited C-shell over the 3 months to 24 March 2017 with a comparison to the same period in the previous 2 years.

Note that daily and hourly rates are treated separately in these statistics. When calculating contractor rate percentiles, daily rates are never derived from quoted hourly rates or vice versa.

3 months to
24 Mar 2017
Same period 2016 Same period 2015
C shell (csh)
UK
Rank 589 628 608
Rank change year-on-year +39 -20  
Contract jobs citing C-shell 7 14 13
As % of all contract IT jobs advertised in the UK 0.015% 0.026% 0.025%
As % of the Programming Languages category 0.038% 0.069% 0.066%
Number of daily rates quoted 5 11 9
Median daily rate £265 £345 £375
Median daily rate % change year-on-year -23.18% -8.00%  
UK excluding London median daily rate £340 £320 £350
% change year-on-year +6.25% -8.57%  
Number of hourly rates quoted 0 1 0
Median hourly rate - £37.50 -
UK excluding London median hourly rate - £37.50 -

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

Contract Programming Language Skills
UK
Contract job vacancies with a requirement for programming language skills 18638 20170 19570
As % of all contract IT job vacancies advertised in the UK 41.15% 38.05% 37.19%
Number of daily rates quoted 12810 13769 12685
Median daily rate £438 £425 £400
Median daily rate % change year-on-year +2.94% +6.25%  
90% offered a daily rate of more than £300 £300 £275
10% offered a daily rate of more than £600 £600 £563
UK excluding London median daily rate £390 £375 £350
% change year-on-year +4.00% +7.14%  
Number of hourly rates quoted 429 486 403
Median hourly rate £42.50 £40.00 £35.50
Median hourly rate % change year-on-year +6.25% +12.67%  
90% offered a hourly rate of more than £19.70 £15.00 £20.00
10% offered a hourly rate of more than £52.50 £50.00 £45.00
UK excluding London median hourly rate £41.64 £40.00 £36.00
% change year-on-year +4.10% +11.11%  

C-shell
Job Vacancy Trend

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

Job vacancy trend for C-shell in the UK

C-shell
Contractor Daily Rate Trend

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing C-shell.

Contractor daily rate trend for C-shell in the UK

C-shell
Contractor Daily Rate Histogram

The daily rate distribution of IT jobs citing C-shell over the 3 months to 24 March 2017.

Contractor daily rate histogram for C-shell in the UK

C-shell
Contractor Hourly Rate Trend

This chart provides the 3-month moving average for hourly rates quoted in IT contractor jobs citing C-shell.

Contractor hourly rate trend for C-shell in the UK

C-shell
Top 6 Contract Locations

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing C-shell within the UK over the 3 months to 24 March 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
Contract
IT Job Ads
Median
Daily Rate
Last 3 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
England +32 4 £265 -52.88%
London +27 4 £265 -52.88%
Scotland +14 2 £340 +6.25%
Renfrewshire +10 1 £340 +7.85%
Erskine +8 1 £340 +7.85%
Glasgow +3 1 - -

C-shell
Top 30 Related IT Skills

For the 6 months to 24 March 2017, IT contractor 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 contract ads with a requirement for C-shell.

1 14 (93.33%) Perl
1 14 (93.33%) Linux
1 14 (93.33%) Bash Shell
2 12 (80.00%) Solaris
3 11 (73.33%) Unix
3 11 (73.33%) Red Hat
4 9 (60.00%) Python
4 9 (60.00%) Bourne shell
5 8 (53.33%) VMware Infrastructure
5 8 (53.33%) VMware
5 8 (53.33%) Sun
6 7 (46.67%) LDAP
6 7 (46.67%) DNS
6 7 (46.67%) Finance
6 7 (46.67%) Red Hat Enterprise Linux
7 6 (40.00%) Korn
8 5 (33.33%) NFS
8 5 (33.33%) HP
8 5 (33.33%) AIX
9 4 (26.67%) MySQL
9 4 (26.67%) Oracle
9 4 (26.67%) Veritas
9 4 (26.67%) Banking
9 4 (26.67%) Oracle ZFS
9 4 (26.67%) KVM
9 4 (26.67%) SystemTap
9 4 (26.67%) Unit Testing
9 4 (26.67%) SC Cleared
9 4 (26.67%) Security Cleared
9 4 (26.67%) Low Latency

C-shell
Top Related IT Skills 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 3 (20.00%) Apache
2 1 (6.67%) OpenStack
2 1 (6.67%) Tomcat
Cloud Services
1 1 (6.67%) Amazon AWS
1 1 (6.67%) Cloud Computing
1 1 (6.67%) Microsoft Azure
Communications & Networking
1 7 (46.67%) DNS
1 7 (46.67%) LDAP
2 3 (20.00%) iSCSI
2 3 (20.00%) SAN
2 3 (20.00%) TCP/IP
2 3 (20.00%) WAN
3 1 (6.67%) Skype
Database & Business Intelligence
1 4 (26.67%) MySQL
2 1 (6.67%) PostgreSQL
2 1 (6.67%) RDBMS
2 1 (6.67%) Relational Database
2 1 (6.67%) SQL Server
Development Applications
1 1 (6.67%) Ant
1 1 (6.67%) JUnit
General
1 7 (46.67%) Finance
2 4 (26.67%) Banking
3 3 (20.00%) Investment Banking
4 1 (6.67%) Pharmaceutical
Job Titles
1 9 (60.00%) Unix Engineer
2 7 (46.67%) Linux Engineer
3 6 (40.00%) Unix Linux Engineer
4 4 (26.67%) Administrator
4 4 (26.67%) Linux Administrator
4 4 (26.67%) Linux Systems Administrator
4 4 (26.67%) Systems Administrator
5 3 (20.00%) Junior
5 3 (20.00%) Junior Unix Engineer
5 3 (20.00%) Linux Systems Engineer
5 3 (20.00%) Unix Administrator
5 3 (20.00%) Unix Linux Systems Administrator
5 3 (20.00%) Unix Scripter
5 3 (20.00%) Unix Scripting Engineer
5 3 (20.00%) Unix Systems Administrator
6 2 (13.33%) Architect
6 2 (13.33%) Technical Architect
7 1 (6.67%) AIX Engineer
7 1 (6.67%) Analyst
7 1 (6.67%) Solaris Engineer
Libraries, Frameworks & Software Standards
1 3 (20.00%) LAMP
2 1 (6.67%) CSS
2 1 (6.67%) jQuery
2 1 (6.67%) REST
2 1 (6.67%) Servlets
2 1 (6.67%) SOAP
2 1 (6.67%) Web Services
Miscellaneous
1 1 (6.67%) Life Science
1 1 (6.67%) Private Cloud
1 1 (6.67%) User Experience
Operating Systems
1 14 (93.33%) Linux
2 12 (80.00%) Solaris
3 11 (73.33%) Unix
4 7 (46.67%) Red Hat Enterprise Linux
5 5 (33.33%) AIX
6 1 (6.67%) CentOS
6 1 (6.67%) Fedora
6 1 (6.67%) SUSE
6 1 (6.67%) Ubuntu
Processes & Methodologies
1 4 (26.67%) Low Latency
1 4 (26.67%) Unit Testing
2 3 (20.00%) ITIL
3 1 (6.67%) Agile Software Development
3 1 (6.67%) Continuous Integration
3 1 (6.67%) Data Management
3 1 (6.67%) Prototyping
3 1 (6.67%) Scrum
3 1 (6.67%) Service Management
3 1 (6.67%) Technical Architecture
Programming Languages
1 14 (93.33%) Bash Shell
1 14 (93.33%) Perl
2 9 (60.00%) Bourne shell
2 9 (60.00%) Python
3 6 (40.00%) Korn
4 4 (26.67%) SystemTap
5 2 (13.33%) Shell Script
6 1 (6.67%) C++
6 1 (6.67%) Java
6 1 (6.67%) JavaScript
6 1 (6.67%) Julia
6 1 (6.67%) Ruby
6 1 (6.67%) SQL
6 1 (6.67%) Tcl
Qualifications
1 4 (26.67%) SC Cleared
1 4 (26.67%) Security Cleared
System Software
1 8 (53.33%) VMware Infrastructure
2 5 (33.33%) NFS
3 4 (26.67%) KVM
4 3 (20.00%) Samba
5 1 (6.67%) Docker
5 1 (6.67%) GPFS
5 1 (6.67%) zsh
Systems Management
1 4 (26.67%) Oracle ZFS
2 1 (6.67%) Control-M
Vendors
1 11 (73.33%) Red Hat
2 8 (53.33%) Sun
2 8 (53.33%) VMware
3 5 (33.33%) HP
4 4 (26.67%) Oracle
4 4 (26.67%) Veritas
5 1 (6.67%) BMC
5 1 (6.67%) Google