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 24 January 2017 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
24 Jan 2017
Same period 2016 Same period 2015
X.509
UK
Rank 576 587 602
Rank change year-on-year
+11 +15
Contract jobs citing X.509 17 25 10
As % of all contract IT jobs located in the UK 0.038% 0.050% 0.020%
As % of the Communications & Networking category 0.25% 0.34% 0.14%
Number of daily rates quoted 17 6 6
Median daily rate £450 £475 £550
Median daily rate % change year-on-year
-5.26% -13.63%
90% offered a daily rate of more than £210 £450 £540
10% offered a daily rate of more than £615 £515 £575
UK excluding London median daily rate £210 - £550
Number of hourly rates quoted 0 3 3
Median hourly rate - £55.00 £52.50
Median hourly rate % change year-on-year
- +4.76%
UK excluding London median hourly rate - £55.00 £52.50
% change year-on-year
- +4.76%

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
6862 7277 7379
As % of all contract IT jobs located in the UK 15.30% 14.55% 14.79%
Number of daily rates quoted 4188 4236 4168
Median daily rate £400 £400 £375
Median daily rate % change year-on-year
- +6.66%
90% offered a daily rate of more than £225 £240 £220
10% offered a daily rate of more than £550 £550 £500
UK excluding London median daily rate £375 £365 £350
% change year-on-year
+2.73% +4.28%
Number of hourly rates quoted 352 359 407
Median hourly rate £28.00 £27.50 £23.75
Median hourly rate % change year-on-year
+1.81% +15.78%
90% offered a hourly rate of more than £12.07 £14.00 £13.00
10% offered a hourly rate of more than £55.00 £50.00 £42.50
UK excluding London median hourly rate £25.00 £30.00 £25.00
% change year-on-year
-16.66% +20.00%

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 24 January 2017.

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 11 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 24 January 2017. 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 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 +14 17 £450 -5.26% 3
London +1 12 £500 +5.26% 2
South West - 4 £210 -
Dorset - 4 £210 -
Poole - 3 £210 -
Buckinghamshire - 1 £500 -
South East - 1 £500 -
City of London - 1 £550 -
Canary Wharf - 1 £675 -
Milton Keynes - 1 £500 -
Bournemouth - 1 £210 -

X.509
Top 30 Related IT Skills

For the 6 months to 24 January 2017, 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 23 (56.10%) Perl
2 20 (48.78%) DNS
3 19 (46.34%) Firewall
4 17 (41.46%) VMware
5 16 (39.02%) VMware Infrastructure
5 16 (39.02%) Bash Shell
6 15 (36.59%) Puppet
6 15 (36.59%) Virtual Environments
6 15 (36.59%) PowerShell
6 15 (36.59%) Nagios
6 15 (36.59%) Apache
6 15 (36.59%) Tomcat
6 15 (36.59%) Linux
7 14 (34.15%) TCP/IP
7 14 (34.15%) PHP
7 14 (34.15%) Configuration Management
7 14 (34.15%) Red Hat
7 14 (34.15%) Agile Software Development
7 14 (34.15%) Red Hat Enterprise Linux
8 12 (29.27%) Windows
9 11 (26.83%) Load Balancing
10 10 (24.39%) Performance Tuning
11 9 (21.95%) REST
11 9 (21.95%) Python
11 9 (21.95%) SSL
11 9 (21.95%) Microsoft
12 8 (19.51%) Internet
12 8 (19.51%) C
12 8 (19.51%) C++
12 8 (19.51%) HTML

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 15 (36.59%) Apache
1 15 (36.59%) Tomcat
2 7 (17.07%) IIS
3 6 (14.63%) BizTalk Server
3 6 (14.63%) Oracle SOA Suite
3 6 (14.63%) SharePoint
3 6 (14.63%) Skype for Business
Applications
1 6 (14.63%) MS Excel
2 4 (9.76%) MS Office
Business Applications
1 6 (14.63%) Dynamics CRM
Cloud Services
1 7 (17.07%) Microsoft Azure
2 6 (14.63%) Office 365
2 6 (14.63%) PaaS
2 6 (14.63%) SaaS
2 6 (14.63%) Yammer
3 1 (2.44%) Azure Active Directory
3 1 (2.44%) IaaS
Communications & Networking
1 20 (48.78%) DNS
2 19 (46.34%) Firewall
3 14 (34.15%) TCP/IP
4 9 (21.95%) SSL
5 8 (19.51%) Internet
6 6 (14.63%) HTTPS
6 6 (14.63%) LDAP
7 5 (12.20%) DHCP
7 5 (12.20%) VPN
7 5 (12.20%) Wi-Fi
8 4 (9.76%) LAN
9 3 (7.32%) HTTP
9 3 (7.32%) SSH
10 1 (2.44%) 802.15
10 1 (2.44%) BIG-IP
10 1 (2.44%) Cisco ASA
10 1 (2.44%) Cisco PIX
10 1 (2.44%) NetScaler
10 1 (2.44%) Network Security
10 1 (2.44%) ZigBee
Database & Business Intelligence
1 8 (19.51%) Relational Database
2 6 (14.63%) SQL Server
2 6 (14.63%) SQL Server Integration Services
2 6 (14.63%) SQL Server Reporting Services
Development Applications
1 6 (14.63%) Team Foundation Server
General
1 6 (14.63%) Retail
2 5 (12.20%) Back Office
3 4 (9.76%) Banking
4 3 (7.32%) Finance
5 2 (4.88%) Advertising
Job Titles
1 15 (36.59%) Administrator
1 15 (36.59%) Systems Administrator
2 14 (34.15%) Linux Administrator
2 14 (34.15%) Linux Systems Administrator
3 7 (17.07%) Consultant
4 6 (14.63%) Architect
4 6 (14.63%) CRM Consultant
4 6 (14.63%) Dynamics CRM Consultant
4 6 (14.63%) Microsoft Consultant
4 6 (14.63%) Microsoft CRM Consultant
4 6 (14.63%) VMWare Administrator
5 5 (12.20%) Infrastructure Architect
5 5 (12.20%) Infrastructure Solutions Architect
5 5 (12.20%) Integration Consultant
5 5 (12.20%) Solutions Architect
6 3 (7.32%) 3rd Line Support
6 3 (7.32%) Linux Scripter
6 3 (7.32%) Support Engineer
7 2 (4.88%) 3rd Line Engineer
7 2 (4.88%) Senior Systems Administrator
Libraries, Frameworks & Software Standards
1 9 (21.95%) REST
2 8 (19.51%) AngularJS
2 8 (19.51%) CSS
2 8 (19.51%) HTML
2 8 (19.51%) JSON
3 7 (17.07%) SAML
4 6 (14.63%) .NET
4 6 (14.63%) COM
4 6 (14.63%) OAuth
4 6 (14.63%) WCF
4 6 (14.63%) Web Services
4 6 (14.63%) XML
4 6 (14.63%) XML Messaging
4 6 (14.63%) XSD
5 1 (2.44%) 802.1X
5 1 (2.44%) Ajax
5 1 (2.44%) OAuth2
5 1 (2.44%) OpenID
Miscellaneous
1 8 (19.51%) Internet of Things
2 6 (14.63%) Analytical Skills
3 4 (9.76%) NHS
4 2 (4.88%) PKI
5 1 (2.44%) Biometrics
5 1 (2.44%) Clustering
5 1 (2.44%) Computer Science
5 1 (2.44%) Data Centre
5 1 (2.44%) RSA SecurID
5 1 (2.44%) Smartcard
Operating Systems
1 15 (36.59%) Linux
2 14 (34.15%) Red Hat Enterprise Linux
3 12 (29.27%) Windows
4 4 (9.76%) Android
4 4 (9.76%) Apple iOS
4 4 (9.76%) CentOS
4 4 (9.76%) Windows Server
5 1 (2.44%) Windows 2000
5 1 (2.44%) Windows 8
5 1 (2.44%) Windows NT
5 1 (2.44%) Windows Server 2008
5 1 (2.44%) Windows Server 2012
5 1 (2.44%) Windows Vista
5 1 (2.44%) Windows XP
Processes & Methodologies
1 15 (36.59%) Virtual Environments
2 14 (34.15%) Agile Software Development
2 14 (34.15%) Configuration Management
3 11 (26.83%) Load Balancing
4 10 (24.39%) Performance Tuning
5 8 (19.51%) DevOps
6 7 (17.07%) Business Intelligence
6 7 (17.07%) Identity Management
6 7 (17.07%) Software Engineering
7 6 (14.63%) Case Management
7 6 (14.63%) CRM
7 6 (14.63%) Data Management
7 6 (14.63%) Document Management
7 6 (14.63%) SDLC
7 6 (14.63%) Security Monitoring
7 6 (14.63%) Service Design
7 6 (14.63%) SOA
7 6 (14.63%) TDD
7 6 (14.63%) Waterfall
8 4 (9.76%) Identity Access Management
Programming Languages
1 23 (56.10%) Perl
2 16 (39.02%) Bash Shell
3 15 (36.59%) PowerShell
4 14 (34.15%) PHP
5 9 (21.95%) Python
6 8 (19.51%) C
6 8 (19.51%) C++
6 8 (19.51%) JavaScript
7 6 (14.63%) C#
8 3 (7.32%) AWK
8 3 (7.32%) sed
9 1 (2.44%) Korn
Qualifications
1 4 (9.76%) SC Cleared
1 4 (9.76%) Security Cleared
2 1 (2.44%) CCA
2 1 (2.44%) CCAA
2 1 (2.44%) Citrix Certification
2 1 (2.44%) Degree
2 1 (2.44%) VMware Certified Professional (VCP)
System Software
1 16 (39.02%) VMware Infrastructure
2 2 (4.88%) Active Directory
3 1 (2.44%) ISA Server
3 1 (2.44%) Microsoft App-V
3 1 (2.44%) Virtual Machines
3 1 (2.44%) XenApp
3 1 (2.44%) XenDesktop
3 1 (2.44%) XenServer
Systems Management
1 15 (36.59%) Nagios
1 15 (36.59%) Puppet
2 1 (2.44%) AppDNA
2 1 (2.44%) FortiGate
2 1 (2.44%) McAfee ePO
2 1 (2.44%) Opscode Chef
2 1 (2.44%) Red Hat Satellite
2 1 (2.44%) SCCM
2 1 (2.44%) SCOM
2 1 (2.44%) WSUS
2 1 (2.44%) XenMobile
Vendors
1 17 (41.46%) VMware
2 14 (34.15%) Red Hat
3 9 (21.95%) Microsoft
4 6 (14.63%) Infor
4 6 (14.63%) Oracle
4 6 (14.63%) Salesforce.com
4 6 (14.63%) SAP
5 2 (4.88%) F5
6 1 (2.44%) Blue Coat
6 1 (2.44%) CheckPoint
6 1 (2.44%) Cisco
6 1 (2.44%) Citrix
6 1 (2.44%) Clearswift
6 1 (2.44%) Forcepoint
6 1 (2.44%) Fortinet
6 1 (2.44%) Intel Security
6 1 (2.44%) Juniper