Period
to 13 December 2018

The following table provides summary statistics for contract job vacancies with a requirement for Tcl skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Tcl over the 6 months to 13 December 2018 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.

Tool Command Language (Tcl)
UK
6 months to
13 Dec 2018
Same period 2017 Same period 2016
Rank 887 857 854
Rank change year-on-year -30 -3 +15
Contract jobs citing Tcl 22 38 36
As % of all contract IT jobs advertised in the UK 0.021% 0.037% 0.035%
As % of the Programming Languages category 0.047% 0.088% 0.087%
Number of daily rates quoted 9 19 19
UK median daily rate £475 £550 £413
Median daily rate % change year-on-year -13.64% +33.33% -11.29%
10th Percentile £452 £324 £335
90th Percentile £584 £638 £665
UK excluding London median daily rate £473 £350 £348
% change year-on-year +35.00% +0.72% -6.08%
Number of hourly rates quoted 6 10 2
UK median hourly rate £43.75 £42.75 £45.00
Median hourly rate % change year-on-year +2.34% -5.00% +20.00%
UK excluding London median hourly rate £43.75 £42.75 £45.00
% change year-on-year +2.34% -5.00% +20.00%

Tcl is in the Programming Languages category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies with a requirement for coding skills.

All Programming Languages
UK
Contract vacancies with a requirement for coding skills 47,114 43,343 41,510
As % of all contract IT jobs advertised in the UK 44.71% 41.98% 40.43%
Number of daily rates quoted 33,176 30,417 28,484
UK median daily rate £475 £450 £425
Median daily rate % change year-on-year +5.56% +5.88% +6.25%
10th Percentile £319 £308 £285
90th Percentile £643 £638 £588
UK excluding London median daily rate £425 £400 £375
% change year-on-year +6.25% +6.67% -
Number of hourly rates quoted 691 784 864
UK median hourly rate £42.00 £40.00 £39.23
Median hourly rate % change year-on-year +5.00% +1.98% +4.60%
10th Percentile £16.25 £16.25 £14.44
90th Percentile £52.50 £52.43 £52.50
UK excluding London median hourly rate £42.50 £40.00 £39.50
% change year-on-year +6.25% +1.27% +5.33%

Tcl
Job Vacancy Trend

Job postings citing Tcl as a percentage of all IT jobs advertised.

Job vacancy trend for Tcl in the UK

Tcl
Contractor Daily Rate Trend

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

Contractor daily rate trend for Tcl in the UK

Tcl
Contractor Daily Rate Histogram

The daily rate distribution of IT jobs citing Tcl over the 6 months to 13 December 2018.

Contractor daily rate histogram for Tcl in the UK

Tcl
Contractor Hourly Rate Trend

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

Contractor hourly rate trend for Tcl in the UK

Tcl
Top 11 Contract Locations

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Tcl within the UK over the 6 months to 13 December 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
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
England -24 22 £475 -13.64% 13
UK excluding London -25 15 £473 +35.00% 11
South East -2 10 £473 - 1
London +10 7 £530 -3.64% 2
North of England - 3 £430 - 2
Yorkshire - 2 - -
Midlands -11 1 - -
East of England -12 1 - - 8
South West -36 1 - -
North West - 1 £430 - 2
East Midlands - 1 - -

For the 6 months to 13 December 2018, IT contractor jobs citing Tcl also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all contract job ads with a requirement for Tcl.

1 13 (59.09%) Python
2 10 (45.45%) Unix
2 10 (45.45%) Linux
2 10 (45.45%) F5
3 9 (40.91%) XML
4 8 (36.36%) Windows
4 8 (36.36%) Degree
5 7 (31.82%) Jython
5 7 (31.82%) JavaScript
5 7 (31.82%) Cisco
6 6 (27.27%) CheckPoint
6 6 (27.27%) BGP
6 6 (27.27%) SQL
6 6 (27.27%) Oracle
6 6 (27.27%) Firewall
6 6 (27.27%) WebSphere
6 6 (27.27%) Agile Software Development
6 6 (27.27%) Wireshark
6 6 (27.27%) PowerShell
6 6 (27.27%) Cisco ASA
6 6 (27.27%) F5 BIG-IP LTM
7 5 (22.73%) Ansible
7 5 (22.73%) Network Security
7 5 (22.73%) Bash Shell
7 5 (22.73%) Network Management
7 5 (22.73%) Deployment Automation
7 5 (22.73%) Subversion
7 5 (22.73%) Spring
7 5 (22.73%) FileNet
7 5 (22.73%) Migration

Tcl
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 6 (27.27%) WebSphere
2 5 (22.73%) FileNet
2 5 (22.73%) Tomcat
2 5 (22.73%) WebSphere Application Server
3 4 (18.18%) GlassFish
3 4 (18.18%) JBoss
4 3 (13.64%) Oracle Workflow
5 1 (4.55%) MTS
5 1 (4.55%) WebLogic
Business Applications
1 1 (4.55%) Bloomberg TOMS
1 1 (4.55%) ION MarketView
Cloud Services
1 1 (4.55%) Amazon AWS
1 1 (4.55%) Azure Machine Learning
1 1 (4.55%) GitHub
1 1 (4.55%) Microsoft Azure
Communications & Networking
1 6 (27.27%) BGP
1 6 (27.27%) Cisco ASA
1 6 (27.27%) F5 BIG-IP LTM
1 6 (27.27%) Firewall
1 6 (27.27%) Wireshark
2 5 (22.73%) Network Security
3 4 (18.18%) Cisco IOS
3 4 (18.18%) Cisco ISE
3 4 (18.18%) Cisco Nexus
3 4 (18.18%) DVB
3 4 (18.18%) EIGRP
3 4 (18.18%) IPsec
3 4 (18.18%) NX-OS
3 4 (18.18%) SNMP
3 4 (18.18%) TCP/IP
3 4 (18.18%) tcpdump
4 3 (13.64%) OSPF
4 3 (13.64%) SSL
4 3 (13.64%) TACACS
4 3 (13.64%) VRRP
Database & Business Intelligence
1 4 (18.18%) DB2
1 4 (18.18%) IBM InfoSphere
1 4 (18.18%) MySQL
2 1 (4.55%) Big Data
2 1 (4.55%) Data Warehouse
2 1 (4.55%) GIS
2 1 (4.55%) Oracle Database
2 1 (4.55%) Relational Database
2 1 (4.55%) Spatial Data
2 1 (4.55%) SQL Server Integration Services
2 1 (4.55%) Star Schema
Development Applications
1 5 (22.73%) Eclipse
1 5 (22.73%) Subversion
2 4 (18.18%) JUnit
2 4 (18.18%) NetBeans
3 1 (4.55%) IntelliJ
3 1 (4.55%) Jenkins
3 1 (4.55%) JIRA
3 1 (4.55%) SoapUI
3 1 (4.55%) Sonatype Nexus
3 1 (4.55%) Trac
3 1 (4.55%) Visual Studio Code
General
1 4 (18.18%) Finance
2 3 (13.64%) Banking
3 2 (9.09%) Financial Institution
4 1 (4.55%) Back Office
4 1 (4.55%) Front Office
4 1 (4.55%) Telecoms
Job Titles
1 7 (31.82%) Network Engineer
2 5 (22.73%) Developer
2 5 (22.73%) Java Developer
2 5 (22.73%) Senior Network Engineer
3 2 (9.09%) Python Developer
3 2 (9.09%) SC Cleared Network Engineer
4 1 (4.55%) Applications Engineer
4 1 (4.55%) Data Engineer
4 1 (4.55%) Embedded Engineer
4 1 (4.55%) FileNet Analyst
4 1 (4.55%) Infoblox Engineer
4 1 (4.55%) Python Engineer
4 1 (4.55%) Senior Applications Engineer
4 1 (4.55%) Senior Data Warehouse Specialist
4 1 (4.55%) Senior Network Security Engineer
4 1 (4.55%) Senior Security Engineer
4 1 (4.55%) Senior Technical Analyst
4 1 (4.55%) Senior Technical Specialist
4 1 (4.55%) Senior Unix Technical Specialist
4 1 (4.55%) Technical Specialist
Libraries, Frameworks & Software Standards
1 9 (40.91%) XML
2 5 (22.73%) HTML
2 5 (22.73%) JSP
2 5 (22.73%) Servlets
2 5 (22.73%) Spring
2 5 (22.73%) Web Services
3 4 (18.18%) Ajax
3 4 (18.18%) CSS
3 4 (18.18%) Hibernate
3 4 (18.18%) HTML5
3 4 (18.18%) Java RMI
3 4 (18.18%) JavaFX
3 4 (18.18%) jQuery
3 4 (18.18%) JSF
3 4 (18.18%) LDAP
3 4 (18.18%) PrimeFaces
3 4 (18.18%) XHTML
3 4 (18.18%) XSL
3 4 (18.18%) XSLT
4 3 (13.64%) SPNEGO
Miscellaneous
1 3 (13.64%) Foreign Exchange (FX)
1 3 (13.64%) Private Cloud
2 1 (4.55%) Analytical Skills
2 1 (4.55%) Data Centre
2 1 (4.55%) Eurex
2 1 (4.55%) Field-Programmable Gate Array
2 1 (4.55%) Fixed Income
2 1 (4.55%) Self-Motivation
2 1 (4.55%) Verilog
2 1 (4.55%) VHDL
Operating Systems
1 10 (45.45%) Linux
1 10 (45.45%) Unix
2 8 (36.36%) Windows
3 1 (4.55%) Android
3 1 (4.55%) Red Hat Enterprise Linux
Processes & Methodologies
1 6 (27.27%) Agile Software Development
2 5 (22.73%) Deployment Automation
2 5 (22.73%) Migration
2 5 (22.73%) Network Management
3 4 (18.18%) Capacity Management
3 4 (18.18%) Content Management
3 4 (18.18%) Issue Tracking
3 4 (18.18%) ITIL
3 4 (18.18%) Server Management
3 4 (18.18%) Technical Analysis
3 4 (18.18%) UML
3 4 (18.18%) Workflow
3 4 (18.18%) XML Parsing
4 3 (13.64%) Data Management
4 3 (13.64%) Load Balancing
4 3 (13.64%) Low Latency
4 3 (13.64%) Runbook
4 3 (13.64%) SDLC
4 3 (13.64%) Software Engineering
5 2 (9.09%) Unit Testing
Programming Languages
1 13 (59.09%) Python
2 7 (31.82%) JavaScript
2 7 (31.82%) Jython
3 6 (27.27%) PowerShell
3 6 (27.27%) SQL
4 5 (22.73%) Bash Shell
4 5 (22.73%) C++
4 5 (22.73%) Java
5 3 (13.64%) C
6 2 (9.09%) Perl
Qualifications
1 8 (36.36%) Degree
2 3 (13.64%) CCNA
2 3 (13.64%) CCNP
2 3 (13.64%) CCSA
2 3 (13.64%) CCSE
2 3 (13.64%) Cisco Certification
2 3 (13.64%) SC Cleared
2 3 (13.64%) Security Cleared
Quality Assurance & Compliance
1 1 (4.55%) ARP4754
1 1 (4.55%) Data Quality
System Software
1 4 (18.18%) VMware NSX
Systems Management
1 5 (22.73%) Ansible
2 3 (13.64%) ArcSight ESM
3 1 (4.55%) Cacti
3 1 (4.55%) Grafana
3 1 (4.55%) Nagios
3 1 (4.55%) Opscode Chef
3 1 (4.55%) Puppet
3 1 (4.55%) ZABBIX
Vendors
1 10 (45.45%) F5
2 7 (31.82%) Cisco
3 6 (27.27%) CheckPoint
3 6 (27.27%) Oracle
4 5 (22.73%) IBM
5 4 (18.18%) Arista
5 4 (18.18%) VMware
6 3 (13.64%) ArcSight
6 3 (13.64%) Blue Coat
6 3 (13.64%) New Relic
6 3 (13.64%) Palo Alto
7 2 (9.09%) Sybase
8 1 (4.55%) Bloomberg
8 1 (4.55%) Infoblox
8 1 (4.55%) ION Trading
8 1 (4.55%) Juniper
8 1 (4.55%) MarketAxess
8 1 (4.55%) NetScout
8 1 (4.55%) Red Hat
8 1 (4.55%) Tradeweb