Period
to 23 October 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 23 October 2018 with a comparison to the same period in the previous 2 years.

Tool Command Language (Tcl)
England > London
6 months to
23 Oct 2018
Same period 2017 Same period 2016
Rank 814 797 841
Rank change year-on-year -17 +44 +39
Permanent jobs citing Tcl 7 50 19
As % of all permanent IT jobs advertised in London 0.010% 0.067% 0.025%
As % of the Programming Languages category 0.018% 0.12% 0.046%
Number of salaries quoted 4 15 18
London median annual salary £80,000 £57,500 £50,000
Median salary % change year-on-year +39.13% +15.00% -
10th Percentile £45,250 £46,400 £44,500
90th Percentile £98,125 £89,000 £72,500
England median annual salary £55,000 £45,000 £49,000
% change year-on-year +22.22% -8.16% -2.00%

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 39,003 41,113 41,533
As % of all permanent IT jobs advertised in London 57.31% 55.08% 54.44%
Number of salaries quoted 32,268 32,461 36,545
London median annual salary £62,500 £60,000 £57,500
Median salary % change year-on-year +4.17% +4.35% +4.55%
10th Percentile £37,500 £36,250 £35,000
90th Percentile £95,000 £90,000 £86,250
England median annual salary £50,000 £50,000 £47,500
% 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 23 October 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 23 October 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
Central London -22 2 £80,000 +16.36%
Tcl
England

For the 6 months to 23 October 2018, IT 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 permanent job ads across the London region with a requirement for Tcl.

1 4 (57.14%) Java
1 4 (57.14%) Python
1 4 (57.14%) Banking
1 4 (57.14%) Network Security
2 3 (42.86%) Degree
2 3 (42.86%) F5
2 3 (42.86%) Linux
2 3 (42.86%) Telecoms
2 3 (42.86%) Finance
2 3 (42.86%) Cisco
2 3 (42.86%) Microsoft
2 3 (42.86%) ITIL
3 2 (28.57%) Windows
3 2 (28.57%) E-Commerce
3 2 (28.57%) CCNP
3 2 (28.57%) CCNA
3 2 (28.57%) Cisco Certification
3 2 (28.57%) CheckPoint
3 2 (28.57%) WebSphere MQ
3 2 (28.57%) Shell Script
3 2 (28.57%) Bloomberg
3 2 (28.57%) Firewall
3 2 (28.57%) TACACS
3 2 (28.57%) VMware
3 2 (28.57%) CCSA
3 2 (28.57%) Front Office
3 2 (28.57%) Agile Software Development
3 2 (28.57%) ION Trading
3 2 (28.57%) Blue Coat
3 2 (28.57%) CCSE

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 2 (28.57%) WebSphere
Applications
1 1 (14.29%) Microsoft Office
Business Applications
1 1 (14.29%) CSG Singleview
1 1 (14.29%) PeopleSoft CRM
Cloud Services
1 2 (28.57%) Amazon AWS
1 2 (28.57%) Microsoft Azure
2 1 (14.29%) Cloud Computing
2 1 (14.29%) OpenShift
Communications & Networking
1 4 (57.14%) Network Security
2 2 (28.57%) Cisco ASA
2 2 (28.57%) Cisco ISE
2 2 (28.57%) Cisco Nexus
2 2 (28.57%) F5 BIG-IP LTM
2 2 (28.57%) Firewall
2 2 (28.57%) TACACS
2 2 (28.57%) tcpdump
2 2 (28.57%) Wireshark
3 1 (14.29%) 3G
3 1 (14.29%) 4G
3 1 (14.29%) BGP
3 1 (14.29%) DMZ
3 1 (14.29%) EIGRP
3 1 (14.29%) OSPF
3 1 (14.29%) WAN
3 1 (14.29%) Wi-Fi
Database & Business Intelligence
1 1 (14.29%) Data Warehouse
1 1 (14.29%) Oracle Database
1 1 (14.29%) Oracle Exadata
1 1 (14.29%) RDBMS
1 1 (14.29%) Relational Database
Development Applications
1 1 (14.29%) Oracle APEX
General
1 4 (57.14%) Banking
2 3 (42.86%) Finance
2 3 (42.86%) Telecoms
3 2 (28.57%) Front Office
3 2 (28.57%) Investment Banking
4 1 (14.29%) Billing
Job Titles
1 4 (57.14%) Network Engineer
2 3 (42.86%) Network Security Engineer
2 3 (42.86%) Security Engineer
3 2 (28.57%) Applications Engineer
3 2 (28.57%) Cloud Developer
3 2 (28.57%) Developer
3 2 (28.57%) Java Developer
3 2 (28.57%) Senior Applications Engineer
3 2 (28.57%) Senior Developer
3 2 (28.57%) Senior Java Developer
3 2 (28.57%) Senior Network Engineer
3 2 (28.57%) Senior Network Security Engineer
3 2 (28.57%) Senior Security Engineer
4 1 (14.29%) Analyst
4 1 (14.29%) Network Performance Engineer
4 1 (14.29%) Oracle Analyst
4 1 (14.29%) SQL Analyst
4 1 (14.29%) Systems Analyst
Libraries, Frameworks & Software Standards
1 2 (28.57%) FIX Protocol
1 2 (28.57%) WebSphere MQ
2 1 (14.29%) JMS
2 1 (14.29%) SOAP
2 1 (14.29%) XML
Miscellaneous
1 2 (28.57%) Computer Science
1 2 (28.57%) Private Cloud
2 1 (14.29%) Data Centre
2 1 (14.29%) Enterprise Software
2 1 (14.29%) Hedge funds
2 1 (14.29%) IVR
2 1 (14.29%) Management Information System
Operating Systems
1 3 (42.86%) Linux
2 2 (28.57%) Windows
3 1 (14.29%) Oracle Linux
3 1 (14.29%) Solaris
3 1 (14.29%) Unix
Processes & Methodologies
1 3 (42.86%) ITIL
2 2 (28.57%) Agile Software Development
2 2 (28.57%) Decision-Making
2 2 (28.57%) E-Commerce
2 2 (28.57%) Load Balancing
2 2 (28.57%) Network Management
2 2 (28.57%) Quantitative Research
2 2 (28.57%) SDLC
2 2 (28.57%) Technical Analysis
3 1 (14.29%) Commercial Data Analysis
3 1 (14.29%) CRM
3 1 (14.29%) Data Analysis
3 1 (14.29%) Data Management
3 1 (14.29%) ETL
3 1 (14.29%) Low Latency
3 1 (14.29%) Performance Monitoring
3 1 (14.29%) Software Testing
3 1 (14.29%) System Testing
3 1 (14.29%) Unit Testing
Programming Languages
1 4 (57.14%) Java
1 4 (57.14%) Python
2 2 (28.57%) Bash Shell
2 2 (28.57%) Shell Script
3 1 (14.29%) Perl
3 1 (14.29%) Ruby
3 1 (14.29%) SQL
Qualifications
1 3 (42.86%) Degree
2 2 (28.57%) CCNA
2 2 (28.57%) CCNP
2 2 (28.57%) CCSA
2 2 (28.57%) CCSE
2 2 (28.57%) Cisco Certification
2 2 (28.57%) SC Cleared
2 2 (28.57%) Security Cleared
3 1 (14.29%) ITIL Certification
Quality Assurance & Compliance
1 2 (28.57%) MiFID
System Software
1 2 (28.57%) VMware NSX
Systems Management
1 2 (28.57%) ArcSight ESM
Vendors
1 3 (42.86%) Cisco
1 3 (42.86%) F5
1 3 (42.86%) Microsoft
2 2 (28.57%) ArcSight
2 2 (28.57%) Bloomberg
2 2 (28.57%) Blue Coat
2 2 (28.57%) CheckPoint
2 2 (28.57%) Google
2 2 (28.57%) ION Trading
2 2 (28.57%) VMware
3 1 (14.29%) Arista
3 1 (14.29%) Oracle
3 1 (14.29%) PeopleSoft
3 1 (14.29%) Red Hat
3 1 (14.29%) Sun
3 1 (14.29%) Talend