Period
to 20 November 2017

The following table provides summary statistics for permanent job vacancies with a requirement for Tcl skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Tcl over the 6 months to 20 November 2017 with a comparison to the same period in the previous 2 years.

Tool Command Language (Tcl)
UK
6 months to
20 Nov 2017
Same period 2016 Same period 2015
Rank 1074 1098 1174
Rank change year-on-year +24 +76 +33
Permanent jobs citing Tcl 115 121 137
As % of all permanent IT jobs advertised in the UK 0.064% 0.065% 0.063%
As % of the Programming Languages category 0.12% 0.12% 0.12%
Number of salaries quoted 75 108 103
UK median annual salary £45,000 £50,000 £50,000
Median salary % change year-on-year -10.00% - +2.04%
10th Percentile £35,000 £33,000 £32,380
90th Percentile £68,750 £65,000 £67,500
UK excluding London median annual salary £45,000 £48,750 £47,500
% change year-on-year -7.69% +2.63% -9.52%

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

All Programming Languages
UK
Permanent vacancies with a requirement for coding skills 99506 98830 113063
As % of all permanent IT jobs advertised in the UK 55.35% 52.83% 51.70%
Number of salaries quoted 81947 85254 96676
UK median annual salary £49,500 £47,500 £45,000
Median salary % change year-on-year +4.21% +5.56% +2.27%
10th Percentile £29,000 £28,500 £27,500
90th Percentile £77,500 £76,250 £75,000
UK excluding London median annual salary £42,500 £41,500 £40,000
% change year-on-year +2.41% +3.75% +1.27%

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
Salary Trend

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

Salary trend for Tcl in the UK

Tcl
Salary Histogram

The salary distribution of IT jobs citing Tcl over the 6 months to 20 November 2017.

Salary histogram for Tcl in the UK

Tcl
Top 11 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Tcl within the UK over the 6 months to 20 November 2017. 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
England +40 109 £45,000 -10.00% 4
UK excluding London +6 66 £45,000 -7.69% 3
London +21 47 £55,000 +10.00% 1
South East +22 29 £45,000 -14.29% 1
East of England -2 17 £43,750 -0.57% 2
North of England +21 12 £37,500 -11.76%
Yorkshire - 9 £37,500 -
East Midlands +14 4 £67,500 +35.00%
Midlands -1 4 £67,500 +35.00%
Scotland - 4 £41,250 -
North East - 3 £45,000 -

For the 6 months to 20 November 2017, IT jobs citing Tcl also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads with a requirement for Tcl.

1 73 (63.48%) Python
2 59 (51.30%) C++
3 53 (46.09%) Perl
4 44 (38.26%) Unix
5 41 (35.65%) Linux
6 38 (33.04%) JavaScript
6 38 (33.04%) Finance
7 36 (31.30%) HTTP
8 35 (30.43%) SSL
9 33 (28.70%) Java
9 33 (28.70%) C#
10 31 (26.96%) TCP/IP
11 29 (25.22%) OO
12 27 (23.48%) Windows
13 23 (20.00%) SQL
14 22 (19.13%) Degree
15 21 (18.26%) Continuous Integration
15 21 (18.26%) Bash Shell
15 21 (18.26%) Agile Software Development
15 21 (18.26%) Internet
16 20 (17.39%) Firewall
16 20 (17.39%) DevOps
17 19 (16.52%) F5 BIG-IP LTM
17 19 (16.52%) F5
17 19 (16.52%) Software Engineering
17 19 (16.52%) Load Balancing
18 17 (14.78%) Release Management
18 17 (14.78%) Amazon AWS
18 17 (14.78%) Git (software)
18 17 (14.78%) Marketing

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 5 (4.35%) OpenROAD
2 1 (0.87%) Skype for Business
Applications
1 7 (6.09%) Microsoft Office
2 6 (5.22%) Microsoft Excel
2 6 (5.22%) Microsoft PowerPoint
3 5 (4.35%) Maya
4 1 (0.87%) GNU Octave
Business Applications
1 1 (0.87%) ION MarketView
Cloud Services
1 17 (14.78%) Amazon AWS
1 17 (14.78%) SaaS
Communications & Networking
1 36 (31.30%) HTTP
2 35 (30.43%) SSL
3 31 (26.96%) TCP/IP
4 21 (18.26%) Internet
5 20 (17.39%) Firewall
6 19 (16.52%) F5 BIG-IP LTM
7 15 (13.04%) BIG-IP
7 15 (13.04%) Extranet
7 15 (13.04%) F5 BIG-IP GTM
7 15 (13.04%) Intranet
7 15 (13.04%) LAN
7 15 (13.04%) WAN
8 9 (7.83%) BGP
8 9 (7.83%) Multicast
8 9 (7.83%) Network Security
9 8 (6.96%) Cisco IOS
9 8 (6.96%) NX-OS
10 5 (4.35%) FTP
10 5 (4.35%) IPsec
10 5 (4.35%) MPLS
Database & Business Intelligence
1 17 (14.78%) MongoDB
2 16 (13.91%) NoSQL
3 11 (9.57%) KDB
3 11 (9.57%) Kdb+
4 6 (5.22%) Relational Database
5 5 (4.35%) Informix
5 5 (4.35%) PostgreSQL
6 1 (0.87%) Big Data
6 1 (0.87%) Oracle Database
6 1 (0.87%) Oracle Database 11g
Development Applications
1 17 (14.78%) Git (software)
2 7 (6.09%) JIRA
3 5 (4.35%) CA Gen
3 5 (4.35%) Oracle Forms
3 5 (4.35%) PowerBuilder
3 5 (4.35%) PROIV
4 3 (2.61%) Jenkins
5 2 (1.74%) Bugzilla
5 2 (1.74%) LabVIEW
6 1 (0.87%) Oracle APEX
6 1 (0.87%) Rational DOORS
6 1 (0.87%) Subversion
6 1 (0.87%) Wise Package Studio
General
1 38 (33.04%) Finance
2 17 (14.78%) Marketing
3 15 (13.04%) Law
4 14 (12.17%) Banking
5 11 (9.57%) Investment Banking
5 11 (9.57%) Retail Banking
6 10 (8.70%) Automotive
6 10 (8.70%) Games
6 10 (8.70%) Multimedia
7 8 (6.96%) Electronics
8 6 (5.22%) Telecoms
9 2 (1.74%) Manufacturing
10 1 (0.87%) Back Office
10 1 (0.87%) Billing
Job Titles
1 21 (18.26%) Developer
2 17 (14.78%) Consultant
3 11 (9.57%) Delivery Manager
3 11 (9.57%) IT Manager
3 11 (9.57%) IT Risk Manager
3 11 (9.57%) Risk Manager
4 10 (8.70%) Network Consultant
4 10 (8.70%) Network Engineer
5 9 (7.83%) Junior
6 8 (6.96%) Python Developer
6 8 (6.96%) Senior Developer
6 8 (6.96%) Senior Software Developer
6 8 (6.96%) Software Engineer
6 8 (6.96%) Systems Engineer
7 7 (6.09%) Senior Network Engineer
8 6 (5.22%) Analyst
8 6 (5.22%) Software Developer
9 5 (4.35%) Senior Software Engineer
9 5 (4.35%) Service Analyst
9 5 (4.35%) Support Analyst
Libraries, Frameworks & Software Standards
1 17 (14.78%) XML
2 11 (9.57%) Web Services
3 10 (8.70%) CGI
4 7 (6.09%) HTML
5 5 (4.35%) Catalyst
5 5 (4.35%) DBIx::Class
5 5 (4.35%) Moose
5 5 (4.35%) Unity (Game Engine)
5 5 (4.35%) WebGL
6 1 (0.87%) AngularJS
6 1 (0.87%) CSS
6 1 (0.87%) Flash
6 1 (0.87%) HTML5
6 1 (0.87%) JMS
6 1 (0.87%) JSON
6 1 (0.87%) Node.js
6 1 (0.87%) React
6 1 (0.87%) REST
6 1 (0.87%) SOAP
6 1 (0.87%) XMPP
Miscellaneous
1 17 (14.78%) Fintech
2 15 (13.04%) Analytical Skills
3 13 (11.30%) Algorithms
4 11 (9.57%) Data Structures
5 10 (8.70%) Animation
6 9 (7.83%) Computer Science
7 5 (4.35%) Field-Programmable Gate Array
7 5 (4.35%) Tandem
7 5 (4.35%) User Experience
7 5 (4.35%) Verilog
8 4 (3.48%) Derivative
8 4 (3.48%) Private Cloud
9 2 (1.74%) ASIC
10 1 (0.87%) Data Centre
10 1 (0.87%) Enterprise Software
10 1 (0.87%) Equities
10 1 (0.87%) Eurex
10 1 (0.87%) Fixed Income
10 1 (0.87%) VHDL
10 1 (0.87%) Video Conferencing
Operating Systems
1 44 (38.26%) Unix
2 41 (35.65%) Linux
3 27 (23.48%) Windows
4 10 (8.70%) Windows 7
5 6 (5.22%) Windows 10
6 1 (0.87%) Android
6 1 (0.87%) Apple iOS
Processes & Methodologies
1 29 (25.22%) OO
2 21 (18.26%) Agile Software Development
2 21 (18.26%) Continuous Integration
3 20 (17.39%) DevOps
4 19 (16.52%) Load Balancing
4 19 (16.52%) Software Engineering
5 17 (14.78%) Release Management
6 16 (13.91%) RAD
6 16 (13.91%) SDLC
7 15 (13.04%) OOP
7 15 (13.04%) Performance Monitoring
8 12 (10.43%) Test Automation
9 11 (9.57%) Asset Management
9 11 (9.57%) OOD
9 11 (9.57%) Pair Programming
9 11 (9.57%) Programme Management
9 11 (9.57%) Refactoring
9 11 (9.57%) UML
9 11 (9.57%) Wealth Management
10 7 (6.09%) Configuration Management
Programming Languages
1 73 (63.48%) Python
2 59 (51.30%) C++
3 53 (46.09%) Perl
4 38 (33.04%) JavaScript
5 33 (28.70%) C#
5 33 (28.70%) Java
6 23 (20.00%) SQL
7 21 (18.26%) Bash Shell
8 14 (12.17%) C
8 14 (12.17%) MATLAB
9 12 (10.43%) R
10 11 (9.57%) Shell Script
11 10 (8.70%) MAXScript
12 9 (7.83%) VB
13 6 (5.22%) PL/SQL
14 5 (4.35%) COBOL
14 5 (4.35%) FoxPro (VFP)
14 5 (4.35%) RPG
14 5 (4.35%) Uniface
14 5 (4.35%) VBScript
Qualifications
1 22 (19.13%) Degree
2 6 (5.22%) Computer Science Degree
3 5 (4.35%) CCIE
3 5 (4.35%) Cisco Certification
4 3 (2.61%) Master's Degree
5 1 (0.87%) CCNA
5 1 (0.87%) CISSP
5 1 (0.87%) ITIL Certification
5 1 (0.87%) JNCIA
5 1 (0.87%) MCP
5 1 (0.87%) MCSE
5 1 (0.87%) Microsoft Certification
Quality Assurance & Compliance
1 7 (6.09%) QA
2 1 (0.87%) DO-254
2 1 (0.87%) IEC 61508
System Software
1 4 (3.48%) KVM
1 4 (3.48%) VMware Infrastructure
2 1 (0.87%) Docker
2 1 (0.87%) Firmware
Systems Management
1 17 (14.78%) Ansible
1 17 (14.78%) Opscode Chef
1 17 (14.78%) Puppet
2 1 (0.87%) BladeLogic
2 1 (0.87%) OpenView Configuration Management
2 1 (0.87%) SCCM
Vendors
1 19 (16.52%) F5
2 13 (11.30%) Oracle
3 9 (7.83%) Cisco
3 9 (7.83%) Microsoft
4 4 (3.48%) Arista
4 4 (3.48%) CheckPoint
4 4 (3.48%) Palo Alto
4 4 (3.48%) Sourcefire
4 4 (3.48%) VMware
5 3 (2.61%) Alteryx
5 3 (2.61%) Cadence
5 3 (2.61%) Tableau
6 1 (0.87%) BMC
6 1 (0.87%) IBM
6 1 (0.87%) ION Trading
6 1 (0.87%) Mentor Graphics
6 1 (0.87%) Sybase