Period
to 20 November 2018

The following table provides summary statistics for permanent job vacancies advertised in Central London with a requirement for iptables skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited iptables over the 6 months to 20 November 2018 with a comparison to the same period in the previous 2 years.

Linux iptables
London > Central London
6 months to
20 Nov 2018
Same period 2017 Same period 2016
Rank 373 380 390
Rank change year-on-year +7 +10 +40
Permanent jobs citing iptables 13 8 3
As % of all permanent IT jobs advertised in Central London 0.092% 0.058% 0.021%
As % of the System Software category 0.57% 0.40% 0.16%
Number of salaries quoted 12 8 3
Central London median annual salary £54,500 £52,500 £57,500
Median salary % change year-on-year +3.81% -8.70% -17.86%
10th Percentile £45,375 £47,050 £50,750
90th Percentile £67,500 £63,125 £61,250
London median annual salary £65,000 £63,750 £57,500
% change year-on-year +1.96% +10.87% -

iptables is in the System Software category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in Central London with a requirement for system software skills.

All System Software Skills
Central London
Permanent vacancies with a requirement for system software skills 2,269 1,981 1,826
As % of all permanent IT jobs advertised in Central London 16.10% 14.30% 12.89%
Number of salaries quoted 2,057 1,794 1,631
Central London median annual salary £60,000 £55,000 £50,000
Median salary % change year-on-year +9.09% +10.00% +11.11%
10th Percentile £28,500 £30,000 £28,000
90th Percentile £95,000 £83,750 £78,750
London median annual salary £60,000 £55,000 £50,000
% change year-on-year +9.09% +10.00% +7.53%

iptables
Job Vacancy Trend in Central London

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

Job vacancy trend for iptables in Central London

iptables
Salary Trend in Central London

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

Salary trend for iptables in Central London

iptables
Salary Histogram in Central London

The salary distribution of IT jobs citing iptables in Central London over the 6 months to 20 November 2018.

Salary histogram for iptables in Central London

iptables
Job Locations in Central London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing iptables within the Central London region over the 6 months to 20 November 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
City of London -22 11 £55,000 +4.76%
West End of London - 1 - -
iptables
London

For the 6 months to 20 November 2018, IT jobs citing iptables 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 Central London region with a requirement for iptables.

1 13 (100.00%) Linux
2 11 (84.62%) DevOps
3 10 (76.92%) Computer Science Degree
3 10 (76.92%) Python
3 10 (76.92%) Agile Software Development
3 10 (76.92%) Degree
3 10 (76.92%) Computer Science
3 10 (76.92%) Continuous Integration
3 10 (76.92%) nginx
3 10 (76.92%) Bash Shell
3 10 (76.92%) Jenkins
3 10 (76.92%) Docker
4 9 (69.23%) HAProxy
4 9 (69.23%) Relational Database
4 9 (69.23%) Opscode Chef
4 9 (69.23%) Redis
4 9 (69.23%) BDD
4 9 (69.23%) NoSQL
4 9 (69.23%) F5
4 9 (69.23%) Amazon AWS
4 9 (69.23%) Kanban
4 9 (69.23%) BIG-IP
4 9 (69.23%) Software Engineering
4 9 (69.23%) Ruby
4 9 (69.23%) Google
4 9 (69.23%) VLAN
4 9 (69.23%) WebSphere
4 9 (69.23%) Scrum
4 9 (69.23%) Pair Programming
4 9 (69.23%) Retail

iptables
Co-occurring IT Skills in Central 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 10 (76.92%) nginx
2 9 (69.23%) Apache
2 9 (69.23%) Tomcat
2 9 (69.23%) WebSphere
Applications
1 1 (7.69%) Adobe Premiere
1 1 (7.69%) Avid Media Composer
Cloud Services
1 9 (69.23%) Amazon AWS
1 9 (69.23%) Google Cloud Platform
Communications & Networking
1 9 (69.23%) BIG-IP
1 9 (69.23%) VLAN
2 2 (15.38%) DNS
2 2 (15.38%) Firewall
2 2 (15.38%) SSH
3 1 (7.69%) HTTP
3 1 (7.69%) VPN
Database & Business Intelligence
1 9 (69.23%) MySQL
1 9 (69.23%) NoSQL
1 9 (69.23%) Redis
1 9 (69.23%) Relational Database
2 1 (7.69%) Big Data
Development Applications
1 10 (76.92%) Jenkins
2 1 (7.69%) Emacs
2 1 (7.69%) Git (software)
2 1 (7.69%) GitLab
2 1 (7.69%) Subversion
General
1 9 (69.23%) Retail
2 1 (7.69%) Finance
Job Titles
1 6 (46.15%) Administrator
1 6 (46.15%) Linux Administrator
1 6 (46.15%) Linux Systems Administrator
1 6 (46.15%) Systems Administrator
2 5 (38.46%) DevOps Administrator
2 5 (38.46%) DevOps Engineer
2 5 (38.46%) Linux DevOps Administrator
2 5 (38.46%) Linux/Unix DevOps
3 2 (15.38%) Lead DevOps
3 2 (15.38%) Systems Administration Leader
4 1 (7.69%) Cybersecurity Engineer
4 1 (7.69%) Developer
4 1 (7.69%) Security Engineer
4 1 (7.69%) Software Developer
Libraries, Frameworks & Software Standards
1 9 (69.23%) LAMP
1 9 (69.23%) LEMP Stack
2 2 (15.38%) XML
Miscellaneous
1 10 (76.92%) Computer Science
2 1 (7.69%) Fintech
2 1 (7.69%) Hedge funds
2 1 (7.69%) Private Cloud
2 1 (7.69%) Video Editing
Operating Systems
1 13 (100.00%) Linux
2 9 (69.23%) CoreOS
3 1 (7.69%) Android
3 1 (7.69%) Apple iOS
3 1 (7.69%) Debian
3 1 (7.69%) Red Hat Enterprise Linux
3 1 (7.69%) Unix
3 1 (7.69%) Windows
Processes & Methodologies
1 11 (84.62%) DevOps
2 10 (76.92%) Agile Software Development
2 10 (76.92%) Continuous Integration
3 9 (69.23%) BDD
3 9 (69.23%) Continuous Delivery
3 9 (69.23%) E-Commerce
3 9 (69.23%) Kanban
3 9 (69.23%) Pair Programming
3 9 (69.23%) Scrum
3 9 (69.23%) Software Delivery
3 9 (69.23%) Software Engineering
4 1 (7.69%) Algorithmic Trading
4 1 (7.69%) Cybersecurity
4 1 (7.69%) Data Loss Prevention
4 1 (7.69%) Identity Management
4 1 (7.69%) Open Source
4 1 (7.69%) Quantitative Research
4 1 (7.69%) Security Operations
4 1 (7.69%) SIEM
4 1 (7.69%) TDD
Programming Languages
1 10 (76.92%) Bash Shell
1 10 (76.92%) Python
2 9 (69.23%) Ruby
2 9 (69.23%) Shell Script
3 1 (7.69%) C++
3 1 (7.69%) Java
3 1 (7.69%) JavaScript
Qualifications
1 10 (76.92%) Computer Science Degree
1 10 (76.92%) Degree
System Software
1 10 (76.92%) Docker
2 2 (15.38%) NFS
Systems Management
1 9 (69.23%) HAProxy
1 9 (69.23%) Opscode Chef
2 1 (7.69%) CFEngine
2 1 (7.69%) Nagios
Vendors
1 9 (69.23%) F5
1 9 (69.23%) Google
1 9 (69.23%) Oracle
2 1 (7.69%) Adobe
2 1 (7.69%) Avid
2 1 (7.69%) Red Hat