The table below looks at the statistics for X.509 skills in IT contracts advertised across the UK. Included is a guide to the contractor rates offered in IT contracts that have cited X.509 over the 3 months to 8 December 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
8 Dec 2016
Same period 2015 Same period 2014
X.509
Rank 598 625 -
Rank change year-on-year
+27 -
Contract jobs citing X.509 23 19 0
As % of all contract IT jobs located in the UK 0.046% 0.034% -
As % of the Communications & Networking category 0.31% 0.24% -
Number of daily rates quoted 20 2 0
Median daily rate £400 £515 -
Median daily rate % change year-on-year
-22.33% -
UK excluding London median daily rate £210 - -
Number of hourly rates quoted 0 1 0
Median hourly rate - £55.00 -
UK excluding London median hourly rate - £55.00 -

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

Communications & Networking Category
UK
Contract IT job ads with a match in the
Communications & Networking category
7522 7923 8209
As % of all contract IT jobs located in the UK 15.11% 14.35% 14.54%
Number of daily rates quoted 4548 4651 4687
Median daily rate £400 £400 £360
Median daily rate % change year-on-year
- +11.11%
90% offered a daily rate of more than £225 £240 £210
10% offered a daily rate of more than £550 £530 £500
UK excluding London median daily rate £375 £375 £350
% change year-on-year
- +7.14%
Number of hourly rates quoted 389 475 440
Median hourly rate £28.00 £22.62 £22.18
Median hourly rate % change year-on-year
+23.78% +2.00%
90% offered a hourly rate of more than £13.43 £12.00 £12.50
10% offered a hourly rate of more than £50.00 £45.31 £40.00
UK excluding London median hourly rate £27.50 £22.50 £22.69
% change year-on-year
+22.22% -0.83%

X.509
Jobs Demand Trend

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

X.509 Jobs Demand Trend in the UK

X.509
Daily Rate Trend

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

X.509 Daily Rate Trend in the UK

X.509
Daily Rate Histogram

This chart provides a histogram of daily rates quoted in contract IT jobs citing X.509 within the UK over the 3 months to 8 December 2016.

X.509 Daily Rate Histogram in the UK

X.509
Hourly Rate Trend

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

X.509 Hourly Rate Trend in the UK

X.509
Top 15 Contract Locations

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 UK over the 3 months to 8 December 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
England +27 23 £400 -22.33%
London 0 15 £438 -15.04%
South West - 4 £210 -
Dorset - 4 £210 -
Poole - 3 £210 -
Cambridge +4 2 - -
Cambridgeshire +1 2 - -
East of England -1 2 - -
South East - 1 £500 -
North West - 1 - -
Cheshire - 1 - -
Buckinghamshire - 1 £500 -
Warrington - 1 - -
Milton Keynes - 1 £500 -
Bournemouth - 1 £210 -

X.509
Top 30 Related IT Skills

For the 6 months to 8 December 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 with a requirement for X.509.

1 30 (71.43%) Perl
2 25 (59.52%) DNS
3 24 (57.14%) Firewall
3 24 (57.14%) VMware
4 23 (54.76%) VMware Infrastructure
4 23 (54.76%) Bash Shell
5 22 (52.38%) Puppet
5 22 (52.38%) Virtual Environments
5 22 (52.38%) PowerShell
5 22 (52.38%) Nagios
5 22 (52.38%) Apache
5 22 (52.38%) Tomcat
5 22 (52.38%) Linux
6 21 (50.00%) PHP
6 21 (50.00%) Configuration Management
7 19 (45.24%) Red Hat
7 19 (45.24%) Red Hat Enterprise Linux
8 18 (42.86%) Windows
9 16 (38.10%) Microsoft
9 16 (38.10%) Load Balancing
9 16 (38.10%) Performance Tuning
10 14 (33.33%) Agile Software Development
10 14 (33.33%) TCP/IP
10 14 (33.33%) IIS
11 12 (28.57%) Internet
12 11 (26.19%) Python
13 10 (23.81%) Windows Server
14 9 (21.43%) REST
14 9 (21.43%) SSL
14 9 (21.43%) Back Office

X.509
Top Related IT Skills 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 22 (52.38%) Apache
1 22 (52.38%) Tomcat
2 14 (33.33%) IIS
3 6 (14.29%) BizTalk Server
3 6 (14.29%) Oracle SOA Suite
3 6 (14.29%) SharePoint
3 6 (14.29%) Skype for Business
Applications
1 6 (14.29%) MS Excel
2 4 (9.52%) MS Office
Business Applications
1 6 (14.29%) Dynamics CRM
Cloud Services
1 7 (16.67%) Microsoft Azure
2 6 (14.29%) Office 365
2 6 (14.29%) Yammer
3 1 (2.38%) Azure Active Directory
Communications & Networking
1 25 (59.52%) DNS
2 24 (57.14%) Firewall
3 14 (33.33%) TCP/IP
4 12 (28.57%) Internet
5 9 (21.43%) SSL
6 6 (14.29%) HTTPS
7 5 (11.90%) DHCP
7 5 (11.90%) VPN
7 5 (11.90%) Wi-Fi
8 4 (9.52%) LAN
9 3 (7.14%) HTTP
9 3 (7.14%) SSH
10 1 (2.38%) BIG-IP
10 1 (2.38%) Cisco ASA
10 1 (2.38%) Cisco PIX
10 1 (2.38%) F5 BIG-IP GTM
10 1 (2.38%) F5 BIG-IP LTM
10 1 (2.38%) NetScaler
10 1 (2.38%) Network Security
10 1 (2.38%) ZigBee
Database & Business Intelligence
1 8 (19.05%) Relational Database
2 6 (14.29%) SQL Server
2 6 (14.29%) SQL Server Integration Services
2 6 (14.29%) SQL Server Reporting Services
Development Applications
1 6 (14.29%) Team Foundation Server
General
1 9 (21.43%) Back Office
2 6 (14.29%) Retail
Job Titles
1 22 (52.38%) Administrator
1 22 (52.38%) Systems Administrator
2 19 (45.24%) Linux Administrator
2 19 (45.24%) Linux Systems Administrator
3 9 (21.43%) VMWare Administrator
4 7 (16.67%) Consultant
5 6 (14.29%) CRM Consultant
5 6 (14.29%) Dynamics CRM Consultant
5 6 (14.29%) Microsoft Consultant
5 6 (14.29%) Microsoft CRM Consultant
6 5 (11.90%) Integration Consultant
6 5 (11.90%) Linux Scripter
6 5 (11.90%) Windows Administrator
6 5 (11.90%) Windows Systems Administrator
7 3 (7.14%) 3rd Line Support
7 3 (7.14%) Senior Systems Administrator
7 3 (7.14%) Support Engineer
8 2 (4.76%) 3rd Line Support Engineer
8 2 (4.76%) Senior Linux Administrator
8 2 (4.76%) Storage Administrator
Libraries, Frameworks & Software Standards
1 9 (21.43%) REST
2 8 (19.05%) AngularJS
2 8 (19.05%) CSS
2 8 (19.05%) HTML
2 8 (19.05%) JSON
3 6 (14.29%) .NET
3 6 (14.29%) COM
3 6 (14.29%) WCF
3 6 (14.29%) Web Services
3 6 (14.29%) XML
3 6 (14.29%) XML Messaging
3 6 (14.29%) XSD
4 1 (2.38%) 802.1X
4 1 (2.38%) Ajax
4 1 (2.38%) OAuth2
4 1 (2.38%) OpenID
4 1 (2.38%) SAML
Miscellaneous
1 8 (19.05%) Internet of Things
2 6 (14.29%) Analytical Skills
3 4 (9.52%) NHS
4 2 (4.76%) PKI
5 1 (2.38%) Biometrics
5 1 (2.38%) Clustering
5 1 (2.38%) Computer Science
5 1 (2.38%) Data Centre
5 1 (2.38%) RSA SecurID
5 1 (2.38%) Smartcard
Operating Systems
1 22 (52.38%) Linux
2 19 (45.24%) Red Hat Enterprise Linux
3 18 (42.86%) Windows
4 10 (23.81%) Windows Server
5 7 (16.67%) Windows Server 2008
6 4 (9.52%) Android
6 4 (9.52%) Apple iOS
6 4 (9.52%) CentOS
7 2 (4.76%) Windows Server 2012
8 1 (2.38%) Windows 2000
8 1 (2.38%) Windows 8
8 1 (2.38%) Windows NT
8 1 (2.38%) Windows Vista
8 1 (2.38%) Windows XP
Processes & Methodologies
1 22 (52.38%) Virtual Environments
2 21 (50.00%) Configuration Management
3 16 (38.10%) Load Balancing
3 16 (38.10%) Performance Tuning
4 14 (33.33%) Agile Software Development
5 8 (19.05%) DevOps
6 7 (16.67%) Business Intelligence
6 7 (16.67%) Software Engineering
7 6 (14.29%) Case Management
7 6 (14.29%) CRM
7 6 (14.29%) Data Management
7 6 (14.29%) Document Management
7 6 (14.29%) SDLC
7 6 (14.29%) Service Design
7 6 (14.29%) SOA
7 6 (14.29%) TDD
7 6 (14.29%) Waterfall
8 4 (9.52%) ITIL
9 2 (4.76%) Network Load Balancing
10 1 (2.38%) High Availability
Programming Languages
1 30 (71.43%) Perl
2 23 (54.76%) Bash Shell
3 22 (52.38%) PowerShell
4 21 (50.00%) PHP
5 11 (26.19%) Python
6 8 (19.05%) C
6 8 (19.05%) C++
6 8 (19.05%) JavaScript
7 6 (14.29%) C#
8 3 (7.14%) AWK
8 3 (7.14%) Korn
8 3 (7.14%) sed
Qualifications
1 4 (9.52%) SC Cleared
1 4 (9.52%) Security Cleared
2 1 (2.38%) CCA
2 1 (2.38%) CCAA
2 1 (2.38%) Citrix Certification
2 1 (2.38%) Degree
2 1 (2.38%) VMware Certified Professional (VCP)
System Software
1 23 (54.76%) VMware Infrastructure
2 7 (16.67%) Active Directory
3 1 (2.38%) ISA Server
3 1 (2.38%) Microsoft App-V
3 1 (2.38%) Virtual Machines
3 1 (2.38%) XenApp
3 1 (2.38%) XenDesktop
3 1 (2.38%) XenServer
Systems Management
1 22 (52.38%) Nagios
1 22 (52.38%) Puppet
2 8 (19.05%) SCOM
2 8 (19.05%) WSUS
3 1 (2.38%) AppDNA
3 1 (2.38%) FortiGate
3 1 (2.38%) McAfee ePO
3 1 (2.38%) Opscode Chef
3 1 (2.38%) Red Hat Satellite
3 1 (2.38%) SCCM
3 1 (2.38%) XenMobile
Vendors
1 24 (57.14%) VMware
2 19 (45.24%) Red Hat
3 16 (38.10%) Microsoft
4 6 (14.29%) Infor
4 6 (14.29%) Oracle
4 6 (14.29%) Salesforce.com
4 6 (14.29%) SAP
5 5 (11.90%) Citrix
6 4 (9.52%) F5
7 1 (2.38%) Blue Coat
7 1 (2.38%) CheckPoint
7 1 (2.38%) Cisco
7 1 (2.38%) Clearswift
7 1 (2.38%) Forcepoint
7 1 (2.38%) Fortinet
7 1 (2.38%) Intel Security
7 1 (2.38%) Juniper