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 27 June 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.

C shell (csh)
UK
3 months to
27 Jun 2017
Same period 2016 Same period 2015
Rank 589 615 630
Rank change year-on-year +26 +15  
Contract jobs citing C-shell 21 39 12
As % of all contract IT jobs advertised in the UK 0.045% 0.072% 0.022%
As % of the Programming Languages category 0.11% 0.19% 0.057%
Number of daily rates quoted 19 30 9
Median daily rate £500 £340 £450
Median daily rate % change year-on-year +47.05% -24.44%  
90% offered a daily rate of more than £416 £315 £300
10% offered a daily rate of more than £571 £417 £505
UK excluding London median daily rate £428 £340 £525
% change year-on-year +25.73% -35.23%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - - -

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 19764 20993 21025
As % of all contract IT job vacancies advertised in the UK 41.95% 38.88% 38.12%
Number of daily rates quoted 13485 14405 14060
Median daily rate £450 £425 £400
Median daily rate % change year-on-year +5.88% +6.25%  
90% offered a daily rate of more than £320 £300 £275
10% offered a daily rate of more than £600 £575 £575
UK excluding London median daily rate £400 £375 £350
% change year-on-year +6.66% +7.14%  
Number of hourly rates quoted 389 462 425
Median hourly rate £42.50 £37.50 £37.00
Median hourly rate % change year-on-year +13.33% +1.35%  
90% offered a hourly rate of more than £21.77 £15.00 £19.03
10% offered a hourly rate of more than £51.80 £50.16 £51.30
UK excluding London median hourly rate £42.50 £37.50 £37.00
% change year-on-year +13.33% +1.35%  

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 27 June 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 contractor hourly rates quoted in IT jobs citing C-shell.

Contractor hourly rate trend for C-shell in the UK

C-shell
Top 8 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 27 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
Contract
IT Job Ads
Median
Daily Rate
Last 3 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
England +17 21 £500 +51.51%
London +19 17 £525 -8.69%
Tyne and Wear +55 3 £420 +28.24%
Newcastle upon Tyne +55 3 £420 +28.24%
North East +53 3 £420 +28.24%
City of London - 2 £473 -
South West +3 1 £435 -1.69%
Bristol - 1 £435 -

For the 6 months to 27 June 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 26 (96.30%) Linux
2 25 (92.59%) Bash Shell
3 24 (88.89%) Korn
4 20 (74.07%) TCP/IP
5 19 (70.37%) Python
6 17 (62.96%) Security Cleared
7 16 (59.26%) Ruby
7 16 (59.26%) IPsec
7 16 (59.26%) HTTP
7 16 (59.26%) HTTPS
7 16 (59.26%) Java
8 14 (51.85%) CISSP
8 14 (51.85%) CEH
8 14 (51.85%) SC Cleared
9 13 (48.15%) Network Security
9 13 (48.15%) Penetration Testing
9 13 (48.15%) GIAC
9 13 (48.15%) Configuration Management
9 13 (48.15%) Puppet
9 13 (48.15%) IaaS
9 13 (48.15%) Opscode Chef
9 13 (48.15%) Malware Analysis
9 13 (48.15%) SANS
9 13 (48.15%) CREST Certified
9 13 (48.15%) Security Monitoring
10 10 (37.04%) Security Operations
11 9 (33.33%) Cybersecurity
11 9 (33.33%) Red Hat
11 9 (33.33%) Perl
11 9 (33.33%) Unix

C-shell
Co-occurring 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 5 (18.52%) Apache
1 5 (18.52%) Tomcat
2 4 (14.81%) iPlanet
2 4 (14.81%) JBoss
2 4 (14.81%) MQSeries
2 4 (14.81%) WebLogic
3 3 (11.11%) BizTalk Server
3 3 (11.11%) OpenStack
3 3 (11.11%) Oracle Application Server
3 3 (11.11%) SharePoint
3 3 (11.11%) WebLogic Portal
Applications
1 3 (11.11%) Microsoft Office
1 3 (11.11%) Microsoft Project
Business Applications
1 4 (14.81%) Oracle Procure-to-Pay
2 1 (3.70%) RMDS
2 1 (3.70%) SAP Oil and Gas
Cloud Services
1 13 (48.15%) IaaS
2 5 (18.52%) Amazon AWS
Communications & Networking
1 20 (74.07%) TCP/IP
2 16 (59.26%) HTTP
2 16 (59.26%) HTTPS
2 16 (59.26%) IPsec
3 13 (48.15%) Network Security
4 5 (18.52%) iSCSI
4 5 (18.52%) SAN
5 4 (14.81%) DNS
5 4 (14.81%) FCoE
5 4 (14.81%) LDAP
5 4 (14.81%) WAN
6 3 (11.11%) Firewall
6 3 (11.11%) NAS
6 3 (11.11%) VLAN
Database & Business Intelligence
1 2 (7.41%) MySQL
1 2 (7.41%) Oracle Reports
2 1 (3.70%) PostgreSQL
2 1 (3.70%) RDBMS
2 1 (3.70%) Relational Database
2 1 (3.70%) SQL Server
Development Applications
1 1 (3.70%) Ant
1 1 (3.70%) JUnit
1 1 (3.70%) Maven
1 1 (3.70%) TeamCity
General
1 5 (18.52%) Finance
2 4 (14.81%) Banking
2 4 (14.81%) Investment Banking
3 1 (3.70%) Electronics
3 1 (3.70%) Manufacturing
3 1 (3.70%) Marketing
3 1 (3.70%) Telecoms
Job Titles
1 9 (33.33%) Security Engineer
2 8 (29.63%) Operations Engineer
3 7 (25.93%) Consultant
3 7 (25.93%) Security Consultant
4 6 (22.22%) Cybersecurity Consultant
4 6 (22.22%) Unix Engineer
5 3 (11.11%) Junior
5 3 (11.11%) Junior Unix Engineer
5 3 (11.11%) Unix Scripter
5 3 (11.11%) Unix Scripting Engineer
6 2 (7.41%) Administrator
6 2 (7.41%) AIX Engineer
6 2 (7.41%) Systems Administrator
7 1 (3.70%) CISSP Consultant
7 1 (3.70%) Cybersecurity Engineer
7 1 (3.70%) Investment Banking Java Developer
7 1 (3.70%) Linux Administrator
7 1 (3.70%) Linux Systems Administrator
7 1 (3.70%) Senior Operations Engineer
7 1 (3.70%) Unix Linux Engineer
Libraries, Frameworks & Software Standards
1 4 (14.81%) J2EE
2 1 (3.70%) CSS
2 1 (3.70%) jQuery
2 1 (3.70%) LAMP
2 1 (3.70%) Middleware
2 1 (3.70%) Rendezvous
2 1 (3.70%) REST
2 1 (3.70%) Servlets
2 1 (3.70%) SOAP
2 1 (3.70%) Web Services
2 1 (3.70%) XML
2 1 (3.70%) XSL
2 1 (3.70%) XSLT
Miscellaneous
1 3 (11.11%) Clustering
1 3 (11.11%) Data Centre
1 3 (11.11%) Grid Computing
2 2 (7.41%) PKI
3 1 (3.70%) Fintech
3 1 (3.70%) Greenfield Project
3 1 (3.70%) User Experience
Operating Systems
1 26 (96.30%) Linux
2 9 (33.33%) Solaris
2 9 (33.33%) Unix
3 6 (22.22%) AIX
4 5 (18.52%) Red Hat Enterprise Linux
5 4 (14.81%) HPUX
5 4 (14.81%) SUSE
6 3 (11.11%) Windows
Processes & Methodologies
1 13 (48.15%) Configuration Management
1 13 (48.15%) Malware Analysis
1 13 (48.15%) Penetration Testing
1 13 (48.15%) Security Monitoring
2 10 (37.04%) Security Operations
3 9 (33.33%) Cybersecurity
4 8 (29.63%) Threat Intelligence
5 6 (22.22%) Cyber Threat Intelligence
5 6 (22.22%) GAP Analysis
5 6 (22.22%) Unit Testing
6 5 (18.52%) ITIL
7 4 (14.81%) Procure-to-Pay
8 3 (11.11%) Agile Software Development
8 3 (11.11%) High Availability
8 3 (11.11%) Load Balancing
9 2 (7.41%) Continuous Integration
9 2 (7.41%) Cryptography
9 2 (7.41%) Ethical Hacking
9 2 (7.41%) Requirements Management
9 2 (7.41%) Root Cause Analysis
Programming Languages
1 25 (92.59%) Bash Shell
2 24 (88.89%) Korn
3 19 (70.37%) Python
4 16 (59.26%) Java
4 16 (59.26%) Ruby
5 9 (33.33%) Perl
6 4 (14.81%) Bourne shell
6 4 (14.81%) Shell Script
7 1 (3.70%) AWK
7 1 (3.70%) JavaScript
7 1 (3.70%) SQL
7 1 (3.70%) T-SQL
Qualifications
1 17 (62.96%) Security Cleared
2 14 (51.85%) CEH
2 14 (51.85%) CISSP
2 14 (51.85%) SC Cleared
3 13 (48.15%) CREST Certified
3 13 (48.15%) GIAC
3 13 (48.15%) SANS
4 1 (3.70%) DV Cleared
System Software
1 5 (18.52%) VMware Infrastructure
2 4 (14.81%) Hyper-V
2 4 (14.81%) KVM
2 4 (14.81%) Samba
2 4 (14.81%) Veritas Volume Manager
3 3 (11.11%) Oracle RAC
Systems Management
1 13 (48.15%) Opscode Chef
1 13 (48.15%) Puppet
2 3 (11.11%) OpenView
Vendors
1 9 (33.33%) Red Hat
2 7 (25.93%) Sun
3 6 (22.22%) Oracle
4 5 (18.52%) VMware
5 4 (14.81%) HP
5 4 (14.81%) PlateSpin
5 4 (14.81%) Veritas
6 3 (11.11%) Cisco
6 3 (11.11%) Cognos
6 3 (11.11%) F5
6 3 (11.11%) Opsware
7 1 (3.70%) IBM
7 1 (3.70%) SAP
7 1 (3.70%) TIBCO