The following table provides summary statistics for permanent job vacancies advertised in London with a requirement for X.509 skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited X.509 over the 3 months to 27 March 2017 with a comparison to the same period in the previous 2 years.

3 months to
27 Mar 2017
Same period 2016 Same period 2015
X.509
England / London
Rank - 650 657
Permanent jobs citing X.509 0 3 5
As % of all permanent IT jobs advertised in London - 0.007% 0.012%
As % of the Communications & Networking category - 0.045% 0.065%
Number of salaries quoted 0 0 2
Median salary - - £83,750
UK excluding London median salary - £48,200 £62,500
% change year-on-year - -22.88%  

X.509 is in the communications and computer networking skills category. The next table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in London with a requirement for communications and computer networking skills.

Communications & Computer Network Skills
London
Permanent job vacancies with a requirement for communications and computer networking skills 5264 6618 7703
As % of all permanent IT job vacancies advertised in London 15.73% 15.77% 17.97%
Number of salaries quoted 4449 5583 6436
Median salary £52,500 £51,000 £51,500
Median salary % change year-on-year +2.94% -0.97%  
90% offered a salary of more than £30,922 £31,000 £30,000
10% offered a salary of more than £75,000 £75,000 £72,500
UK excluding London median salary £40,000 £42,500 £41,500
% change year-on-year -5.88% +2.40%  

X.509
Job Vacancy Trend in London

The job posting trend of jobs advertised in London citing X.509 as a proportion of all permanent or contract IT jobs with a match in the Communications & Networking category.

Job vacancy trend for X.509 in London

X.509
Salary Trend in London

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing X.509 in London.

Salary trend for X.509 in London

X.509
Top 30 Related IT Skills in London

For the 6 months to 27 March 2017, IT jobs citing X.509 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 X.509.

1 2 (66.67%) Information Security
1 2 (66.67%) OO
1 2 (66.67%) C#
2 1 (33.33%) C++
2 1 (33.33%) HTML
2 1 (33.33%) Java
2 1 (33.33%) JavaScript
2 1 (33.33%) Perl
2 1 (33.33%) PHP
2 1 (33.33%) SQL
2 1 (33.33%) T-SQL
2 1 (33.33%) .NET
2 1 (33.33%) SQL Server
2 1 (33.33%) IIS
2 1 (33.33%) ASP.NET
2 1 (33.33%) CSS
2 1 (33.33%) SOAP
2 1 (33.33%) Web Services
2 1 (33.33%) XML
2 1 (33.33%) MCP
2 1 (33.33%) MCAD
2 1 (33.33%) MCSD
2 1 (33.33%) Windows
2 1 (33.33%) Linux
2 1 (33.33%) UML
2 1 (33.33%) Apache
2 1 (33.33%) Tomcat
2 1 (33.33%) XHTML
2 1 (33.33%) MS Excel
2 1 (33.33%) E-Commerce

X.509
Top Related 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 (33.33%) Apache
1 1 (33.33%) IIS
1 1 (33.33%) Tomcat
Applications
1 1 (33.33%) MS Excel
Communications & Networking
1 1 (33.33%) DNS
1 1 (33.33%) Firewall
1 1 (33.33%) HTTP
1 1 (33.33%) SSH
1 1 (33.33%) SSL
Database & Business Intelligence
1 1 (33.33%) Relational Database
1 1 (33.33%) SQL Server
1 1 (33.33%) SQL Server Integration Services
1 1 (33.33%) SQL Server Reporting Services
General
1 1 (33.33%) Retail
Job Titles
1 1 (33.33%) .NET Developer
1 1 (33.33%) Administrator
1 1 (33.33%) Architect
1 1 (33.33%) ASP.NET Developer
1 1 (33.33%) C# ASP.NET Developer
1 1 (33.33%) C# Developer
1 1 (33.33%) Developer
1 1 (33.33%) Information Architect
1 1 (33.33%) Linux Administrator
1 1 (33.33%) Linux Systems Administrator
1 1 (33.33%) Security Architect
1 1 (33.33%) Senior .NET Developer
1 1 (33.33%) Senior ASP.NET Developer
1 1 (33.33%) Senior C# .NET Developer
1 1 (33.33%) Senior C# Developer
1 1 (33.33%) Senior Developer
1 1 (33.33%) Server Administrator
1 1 (33.33%) SQL Developer
1 1 (33.33%) Systems Administrator
1 1 (33.33%) Web Administrator
Libraries, Frameworks & Software Standards
1 1 (33.33%) .NET
1 1 (33.33%) .NET Framework
1 1 (33.33%) Ajax
1 1 (33.33%) ASP.NET
1 1 (33.33%) ASP.NET MVC
1 1 (33.33%) CSS
1 1 (33.33%) Entity Framework
1 1 (33.33%) HTML
1 1 (33.33%) HTML5
1 1 (33.33%) jQuery
1 1 (33.33%) JSON
1 1 (33.33%) Ninject
1 1 (33.33%) RESTful
1 1 (33.33%) SOAP
1 1 (33.33%) WCF
1 1 (33.33%) Web Services
1 1 (33.33%) WinForms
1 1 (33.33%) WPF
1 1 (33.33%) XHTML
1 1 (33.33%) XML
Miscellaneous
1 1 (33.33%) Computer Science
1 1 (33.33%) Hedge funds
1 1 (33.33%) Linux Command Line
1 1 (33.33%) Management Information System
1 1 (33.33%) PKI
1 1 (33.33%) W3C
Operating Systems
1 1 (33.33%) Linux
1 1 (33.33%) Red Hat Enterprise Linux
1 1 (33.33%) VMS
1 1 (33.33%) Windows
Processes & Methodologies
1 2 (66.67%) Information Security
1 2 (66.67%) OO
2 1 (33.33%) Agile Software Development
2 1 (33.33%) Cryptocurrency
2 1 (33.33%) Cryptography
2 1 (33.33%) Dependency Injection
2 1 (33.33%) Dependency Management
2 1 (33.33%) Graceful Degradation
2 1 (33.33%) Information Architecture
2 1 (33.33%) MVVM
2 1 (33.33%) Open Source
2 1 (33.33%) Open Source Development
2 1 (33.33%) Performance Management
2 1 (33.33%) Performance Tuning
2 1 (33.33%) Responsive Web Design
2 1 (33.33%) Reverse Engineering
2 1 (33.33%) Security Architecture
2 1 (33.33%) Software Architecture
2 1 (33.33%) Virtual Environments
2 1 (33.33%) Web Development
Programming Languages
1 2 (66.67%) C#
2 1 (33.33%) AWK
2 1 (33.33%) Bash Shell
2 1 (33.33%) C++
2 1 (33.33%) Java
2 1 (33.33%) JavaScript
2 1 (33.33%) Perl
2 1 (33.33%) PHP
2 1 (33.33%) PowerShell
2 1 (33.33%) sed
2 1 (33.33%) SQL
2 1 (33.33%) T-SQL
2 1 (33.33%) XAML
Qualifications
1 1 (33.33%) Degree
1 1 (33.33%) MCAD
1 1 (33.33%) MCP
1 1 (33.33%) MCSD
1 1 (33.33%) Microsoft Certification
Quality Assurance & Compliance
1 1 (33.33%) QA
System Software
1 1 (33.33%) Active Directory
1 1 (33.33%) VMware Infrastructure
Systems Management
1 1 (33.33%) Nagios
1 1 (33.33%) Puppet
Vendors
1 1 (33.33%) Microsoft
1 1 (33.33%) Red Hat
1 1 (33.33%) VMware
London
Client Server
Salary: £90000 - £150000 per annum + bonus + benefits
Posted: 24 days ago