The table below looks at the statistics for X.509 skills in IT contracts advertised for the London region. Included is a guide to the contractor rates offered in IT contracts that have cited X.509 over the 3 months to 26 June 2016 with a comparison to the same period over the previous 2 years.

Note that daily contractor rates and hourly contractor rates are treated separately. When calculating average contractor rates, daily rates are not derived from quoted hourly rates or vice versa.

3 months to
26 Jun 2016
Same period 2015 Same period 2014
X.509
Rank 414 431 418
Rank change year-on-year
+17 -13
Contract jobs citing X.509 6 5 5
As % of all contract IT jobs located in London 0.028% 0.021% 0.021%
As % of the Communications & Networking category 0.20% 0.16% 0.18%
Number of daily rates quoted 4 2 4
Median daily rate £331 £321 £351
Median daily rate % change year-on-year
+3.11% -8.54%
90% offered a daily rate of more than £325 £294 £329
10% offered a daily rate of more than £364 £348 £407
UK excluding London median daily rate £475 £418 £375
% change year-on-year
+13.77% +11.33%
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - - -
X.509
England

The following table is for comparison with the above and provides statistics for the entire Communications & Networking category in contract jobs advertised in the London region.

Communications & Networking Category
London
Contract IT job ads with a match in the
Communications & Networking category
2971 3088 2795
As % of all contract IT jobs located in London 13.92% 13.26% 11.99%
Number of daily rates quoted 2024 2003 1791
Median daily rate £425 £385 £400
Median daily rate % change year-on-year
+10.38% -3.75%
90% offered a daily rate of more than £250 £225 £225
10% offered a daily rate of more than £585 £550 £525
UK excluding London median daily rate £365 £340 £325
% change year-on-year
+7.35% +4.61%
Number of hourly rates quoted 47 91 82
Median hourly rate £22.00 £19.72 £20.00
Median hourly rate % change year-on-year
+11.59% -1.42%
90% offered a hourly rate of more than £12.05 £13.00 £16.00
10% offered a hourly rate of more than £42.50 £50.00 £35.70
UK excluding London median hourly rate £31.50 £25.00 £18.00
% change year-on-year
+26.00% +38.88%

X.509
Jobs Demand Trend in London

The demand trend of contract jobs across the London region citing X.509 as a proportion of all IT contracts with a match in the Communications & Networking category.

X.509 Jobs Demand Trend in London

X.509
Daily Rate Trend in London

This chart provides the 3-month moving average for daily rates quoted in IT contract jobs citing X.509 across the London region.

X.509 Daily Rate Trend in London

X.509
Hourly Rate Trend in London

This chart provides the 3-month moving average for hourly rates quoted in IT contractor jobs citing X.509 across the London region.

X.509 Hourly Rate Trend in London

X.509
Contract Job Locations in London

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing X.509 within the London region over the 3 months to 26 June 2016. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location
(Click see detailed
statistics and trends)
Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Last 3 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
City of London - 2 £325 -
X.509
England

X.509
Top 30 Related IT Skills in London

For the 6 months to 26 June 2016, IT contractor 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 contract ads across the London region with a requirement for X.509.

1 7 (87.50%) Perl
2 5 (62.50%) Windows
2 5 (62.50%) Apache
2 5 (62.50%) Internet
2 5 (62.50%) Bash Shell
3 4 (50.00%) Puppet
3 4 (50.00%) SCOM
3 4 (50.00%) VMware Infrastructure
3 4 (50.00%) PowerShell
3 4 (50.00%) Windows Server 2008
3 4 (50.00%) Red Hat Enterprise Linux
3 4 (50.00%) Red Hat
3 4 (50.00%) WSUS
3 4 (50.00%) Network Load Balancing
3 4 (50.00%) Nagios
3 4 (50.00%) Microsoft
3 4 (50.00%) Active Directory
3 4 (50.00%) Configuration Management
3 4 (50.00%) VMware
3 4 (50.00%) Tomcat
3 4 (50.00%) Linux
3 4 (50.00%) PHP
3 4 (50.00%) IIS
3 4 (50.00%) Windows Server
3 4 (50.00%) Virtual Environments
4 3 (37.50%) Performance Tuning
4 3 (37.50%) C++
4 3 (37.50%) C
4 3 (37.50%) Python
4 3 (37.50%) Back Office

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 5 (62.50%) Apache
2 4 (50.00%) IIS
2 4 (50.00%) Tomcat
Communications & Networking
1 5 (62.50%) Internet
2 2 (25.00%) HTTP
2 2 (25.00%) SSL
2 2 (25.00%) TCP/IP
3 1 (12.50%) 802.15
3 1 (12.50%) Bluetooth
3 1 (12.50%) IPsec
3 1 (12.50%) Network Security
3 1 (12.50%) VoIP
3 1 (12.50%) Wi-Fi
3 1 (12.50%) ZigBee
Database & Business Intelligence
1 1 (12.50%) Relational Database
Development Applications
1 1 (12.50%) Build Forge
1 1 (12.50%) Git (software)
General
1 3 (37.50%) Back Office
Job Titles
1 4 (50.00%) Administrator
1 4 (50.00%) Systems Administrator
2 3 (37.50%) Linux Administrator
2 3 (37.50%) Linux Scripter
2 3 (37.50%) Linux Systems Administrator
2 3 (37.50%) Windows Administrator
2 3 (37.50%) Windows Systems Administrator
3 2 (25.00%) Perl Scripter
3 2 (25.00%) Software Engineer
4 1 (12.50%) Developer
4 1 (12.50%) DevOps Engineer
4 1 (12.50%) Information Security Engineer
4 1 (12.50%) Java Engineer
4 1 (12.50%) Python Developer
4 1 (12.50%) Python Software Engineer
4 1 (12.50%) Security Engineer
4 1 (12.50%) Senior Systems Administrator
Libraries, Frameworks & Software Standards
1 2 (25.00%) 802.1X
1 2 (25.00%) AngularJS
1 2 (25.00%) CSS
1 2 (25.00%) HTML
1 2 (25.00%) JSON
1 2 (25.00%) REST
2 1 (12.50%) Ajax
2 1 (12.50%) Apache Commons
2 1 (12.50%) Guava
2 1 (12.50%) Hibernate
2 1 (12.50%) Java EE
2 1 (12.50%) JPA
2 1 (12.50%) Spring
Miscellaneous
1 2 (25.00%) Internet of Things
2 1 (12.50%) Computer Science
Operating Systems
1 5 (62.50%) Windows
2 4 (50.00%) Linux
2 4 (50.00%) Red Hat Enterprise Linux
2 4 (50.00%) Windows Server
2 4 (50.00%) Windows Server 2008
3 1 (12.50%) Unix
Processes & Methodologies
1 4 (50.00%) Configuration Management
1 4 (50.00%) Network Load Balancing
1 4 (50.00%) Virtual Environments
2 3 (37.50%) Performance Tuning
3 2 (25.00%) DevOps
3 2 (25.00%) Information Security
3 2 (25.00%) Software Engineering
4 1 (12.50%) Agile Software Development
4 1 (12.50%) Open Source
4 1 (12.50%) Test Strategy
Programming Languages
1 7 (87.50%) Perl
2 5 (62.50%) Bash Shell
3 4 (50.00%) PHP
3 4 (50.00%) PowerShell
4 3 (37.50%) C
4 3 (37.50%) C++
4 3 (37.50%) Python
5 2 (25.00%) C#
5 2 (25.00%) Java
5 2 (25.00%) JavaScript
6 1 (12.50%) AWK
6 1 (12.50%) sed
6 1 (12.50%) Tcl
Qualifications
1 1 (12.50%) Degree
System Software
1 4 (50.00%) Active Directory
1 4 (50.00%) VMware Infrastructure
Systems Management
1 4 (50.00%) Nagios
1 4 (50.00%) Puppet
1 4 (50.00%) SCOM
1 4 (50.00%) WSUS
Vendors
1 4 (50.00%) Microsoft
1 4 (50.00%) Red Hat
1 4 (50.00%) VMware
2 3 (37.50%) Citrix