Period
to 19 January 2018

The following table provides summary statistics for permanent job vacancies advertised in London 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 19 January 2018 with a comparison to the same period in the previous 2 years.

Tool Command Language (Tcl)
England > London
6 months to
19 Jan 2018
Same period 2017 Same period 2016
Rank 777 801 868
Rank change year-on-year +24 +67 -25
Permanent jobs citing Tcl 33 24 43
As % of all permanent IT jobs advertised in London 0.047% 0.034% 0.050%
As % of the Programming Languages category 0.085% 0.062% 0.094%
Number of salaries quoted 12 17 37
London median annual salary £52,500 £50,000 £40,000
Median salary % change year-on-year +5.00% +25.00% -18.37%
10th Percentile £47,500 £43,750 £22,500
90th Percentile £75,000 £72,500 £57,750
England median annual salary £49,000 £47,500 £45,000
% change year-on-year +3.16% +5.56% -14.29%

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 advertised in London with a requirement for coding skills.

All Programming Languages
London
Permanent vacancies with a requirement for coding skills 38,833 38,578 45,790
As % of all permanent IT jobs advertised in London 55.24% 54.58% 53.70%
Number of salaries quoted 31,779 33,787 39,777
London median annual salary £60,000 £57,500 £55,000
Median salary % change year-on-year +4.35% +4.55% +3.77%
10th Percentile £36,250 £35,000 £34,000
90th Percentile £90,000 £87,500 £85,000
England median annual salary £50,000 £47,500 £45,000
% change year-on-year +5.26% +5.56% -

Tcl
Job Vacancy Trend in London

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

Job vacancy trend for Tcl in London

Tcl
Salary Trend in London

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

Salary trend for Tcl in London

Tcl
Salary Histogram in London

The salary distribution of IT jobs citing Tcl in London over the 6 months to 19 January 2018.

Salary histogram for Tcl in London

Tcl
Job Locations in London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Tcl within the London region over the 6 months to 19 January 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
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
West London +14 6 £50,000 +11.11% 1
Central London +1 1 £57,500 +21.05% 1
Tcl
England

For the 6 months to 19 January 2018, 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 across the London region with a requirement for Tcl.

1 26 (78.79%) Unix
2 23 (69.70%) HTTP
2 23 (69.70%) SSL
3 20 (60.61%) TCP/IP
3 20 (60.61%) OO
4 19 (57.58%) Python
5 18 (54.55%) Linux
6 17 (51.52%) Perl
7 16 (48.48%) C++
8 12 (36.36%) MATLAB
8 12 (36.36%) Banking
8 12 (36.36%) Load Balancing
8 12 (36.36%) R
8 12 (36.36%) Algorithms
9 11 (33.33%) Refactoring
9 11 (33.33%) Data Structures
9 11 (33.33%) Kdb+
9 11 (33.33%) SDLC
9 11 (33.33%) Retail Banking
9 11 (33.33%) Asset Management
9 11 (33.33%) Investment Banking
9 11 (33.33%) Wealth Management
9 11 (33.33%) KDB
9 11 (33.33%) NoSQL
9 11 (33.33%) Agile Software Development
9 11 (33.33%) Pair Programming
9 11 (33.33%) Programme Management
9 11 (33.33%) Shell Script
9 11 (33.33%) Finance
9 11 (33.33%) Web Services

Tcl
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 1 (3.03%) Skype for Business
Applications
1 1 (3.03%) GNU Octave
Business Applications
1 1 (3.03%) ION MarketView
Communications & Networking
1 23 (69.70%) HTTP
1 23 (69.70%) SSL
2 20 (60.61%) TCP/IP
3 9 (27.27%) BIG-IP
3 9 (27.27%) Extranet
3 9 (27.27%) F5 BIG-IP GTM
3 9 (27.27%) F5 BIG-IP LTM
3 9 (27.27%) Firewall
3 9 (27.27%) Internet
3 9 (27.27%) Intranet
3 9 (27.27%) LAN
3 9 (27.27%) WAN
4 3 (9.09%) 3GPP
4 3 (9.09%) BGP
4 3 (9.09%) Cisco IOS
4 3 (9.09%) Cisco ISE
4 3 (9.09%) MPLS
4 3 (9.09%) Multicast
4 3 (9.09%) NetScaler
4 3 (9.09%) Network Security
Database & Business Intelligence
1 11 (33.33%) KDB
1 11 (33.33%) Kdb+
1 11 (33.33%) NoSQL
2 1 (3.03%) Big Data
General
1 12 (36.36%) Banking
2 11 (33.33%) Finance
2 11 (33.33%) Investment Banking
2 11 (33.33%) Retail Banking
3 9 (27.27%) Law
4 5 (15.15%) Games
4 5 (15.15%) Online Betting
5 1 (3.03%) Back Office
5 1 (3.03%) Marketing
5 1 (3.03%) Telecoms
Job Titles
1 11 (33.33%) Delivery Manager
1 11 (33.33%) IT Manager
1 11 (33.33%) IT Risk Manager
1 11 (33.33%) Risk Manager
2 10 (30.30%) Consultant
3 9 (27.27%) Network Consultant
4 5 (15.15%) Developer
4 5 (15.15%) Senior Developer
4 5 (15.15%) Senior Software Developer
4 5 (15.15%) Software Developer
5 3 (9.09%) IP Network Engineer
5 3 (9.09%) Network Engineer
6 2 (6.06%) IP Engineer
6 2 (6.06%) Senior IP Network Engineer
6 2 (6.06%) Senior Network Engineer
7 1 (3.03%) Applications Support
7 1 (3.03%) Build and Configuration Engineer
7 1 (3.03%) Data Scientist
7 1 (3.03%) Senior IP Engineer
7 1 (3.03%) Senior Telecoms Engineer
Libraries, Frameworks & Software Standards
1 11 (33.33%) Web Services
1 11 (33.33%) XML
2 1 (3.03%) XMPP
Miscellaneous
1 12 (36.36%) Algorithms
2 11 (33.33%) Data Structures
3 9 (27.27%) Analytical Skills
4 5 (15.15%) Xbox
5 2 (6.06%) Field-Programmable Gate Array
6 1 (3.03%) Computer Science
6 1 (3.03%) Equities
6 1 (3.03%) Eurex
6 1 (3.03%) Fixed Income
6 1 (3.03%) Verilog
6 1 (3.03%) Video Conferencing
Operating Systems
1 26 (78.79%) Unix
2 18 (54.55%) Linux
3 9 (27.27%) Windows
Processes & Methodologies
1 20 (60.61%) OO
2 12 (36.36%) Load Balancing
3 11 (33.33%) Agile Software Development
3 11 (33.33%) Asset Management
3 11 (33.33%) OOD
3 11 (33.33%) Pair Programming
3 11 (33.33%) Programme Management
3 11 (33.33%) RAD
3 11 (33.33%) Refactoring
3 11 (33.33%) SDLC
3 11 (33.33%) UML
3 11 (33.33%) Wealth Management
4 9 (27.27%) OOP
4 9 (27.27%) Performance Monitoring
5 5 (15.15%) Scrum
6 1 (3.03%) Customer Requirements
6 1 (3.03%) FPGA Design
6 1 (3.03%) Mathematics
6 1 (3.03%) Physics
6 1 (3.03%) Presales
Programming Languages
1 19 (57.58%) Python
2 17 (51.52%) Perl
3 16 (48.48%) C++
4 12 (36.36%) MATLAB
4 12 (36.36%) R
5 11 (33.33%) Shell Script
6 6 (18.18%) C
6 6 (18.18%) Java
7 1 (3.03%) Bash Shell
7 1 (3.03%) C#
7 1 (3.03%) Embedded C
7 1 (3.03%) SQL
Qualifications
1 3 (9.09%) CCIE
1 3 (9.09%) Cisco Certification
2 1 (3.03%) Computer Science Degree
2 1 (3.03%) Degree
2 1 (3.03%) Master's Degree
System Software
1 3 (9.09%) KVM
1 3 (9.09%) VMware Infrastructure
2 1 (3.03%) Firmware
Vendors
1 9 (27.27%) F5
2 4 (12.12%) Cisco
3 3 (9.09%) VMware
4 1 (3.03%) ION Trading
4 1 (3.03%) Microsoft
4 1 (3.03%) Sybase