The table below looks at the prevalence of the term PKI in permanent job vacancies advertised in London. Included is a benchmarking guide to the salaries offered in vacancies that have cited PKI over the 3 months to 23 March 2017 with a comparison to the same period over the previous 2 years.

3 months to
23 Mar 2017
Same period 2016 Same period 2015
Public-Key Infrastructure (PKI)
England / London
Rank 483 527 545
Rank change year-on-year +44 +18  
Permanent jobs citing PKI 84 118 104
As % of all permanent IT jobs advertised in London 0.25% 0.28% 0.25%
As % of the Miscellaneous category 0.58% 0.63% 0.57%
Number of salaries quoted 63 83 72
Median salary £60,000 £60,000 £55,000
Median salary % change year-on-year - +9.09%  
90% offered a salary of more than £49,000 £45,000 £37,300
10% offered a salary of more than £82,000 £75,000 £74,500
UK excluding London median salary £54,000 £50,000 £50,000
% change year-on-year +8.00% -  

PKI is in the generic IT 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 generic IT skills.

Generic IT Skills
London
Permanent job vacancies with a requirement for generic IT skills 14363 18749 18319
As % of all permanent IT job vacancies advertised in London 43.26% 45.16% 43.89%
Number of salaries quoted 11785 15639 14843
Median salary £60,000 £57,500 £55,000
Median salary % change year-on-year +4.34% +4.54%  
90% offered a salary of more than £35,000 £35,000 £34,503
10% offered a salary of more than £90,000 £85,000 £85,000
UK excluding London median salary £42,500 £42,500 £40,000
% change year-on-year - +6.25%  

PKI
Job Vacancy Trend in London

The job posting trend of jobs advertised in London citing PKI as a proportion of all permanent or contract IT jobs with a match in the Miscellaneous category.

Job vacancy trend for PKI in London

PKI
Salary Trend in London

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

Salary trend for PKI in London

PKI
Salary Histogram in London

The salary distribution of IT jobs citing PKI in London over the 3 months to 23 March 2017.

Salary histogram for PKI in London

PKI
Job Locations in London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing PKI within the London region over the 3 months to 23 March 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
Permanent
IT Job Ads
Median Salary
Last 3 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
City of London +64 24 £56,250 +7.14% 1
PKI
England

PKI
Top 30 Related IT Skills in London

For the 6 months to 23 March 2017, IT jobs citing PKI 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 PKI.

1 129 (67.89%) Windows
1 129 (67.89%) Active Directory
2 103 (54.21%) VMware
3 93 (48.95%) Microsoft
4 81 (42.63%) Windows Server
5 64 (33.68%) VMware Infrastructure
6 60 (31.58%) Linux
7 57 (30.00%) MS Exchange
8 52 (27.37%) IIS
9 48 (25.26%) Finance
10 44 (23.16%) Cisco
11 43 (22.63%) Windows Server 2012
12 42 (22.11%) Microsoft Azure
13 40 (21.05%) vSphere
13 40 (21.05%) Skype for Business
13 40 (21.05%) Skype
13 40 (21.05%) Firewall
14 39 (20.53%) DNS
14 39 (20.53%) Windows Server 2008
15 38 (20.00%) Amazon AWS
15 38 (20.00%) DHCP
16 37 (19.47%) SQL
17 36 (18.95%) Oracle
17 36 (18.95%) Apache
17 36 (18.95%) HP
18 35 (18.42%) ITIL
18 35 (18.42%) High Availability
19 34 (17.89%) Java
19 34 (17.89%) Citrix
20 33 (17.37%) SCOM

PKI
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 57 (30.00%) MS Exchange
2 52 (27.37%) IIS
3 40 (21.05%) Skype for Business
4 36 (18.95%) Apache
5 30 (15.79%) Exchange Server 2010
5 30 (15.79%) Exchange Server 2013
6 24 (12.63%) Tomcat
7 19 (10.00%) Confluence
8 13 (6.84%) Exchange Server 2007
8 13 (6.84%) SharePoint
9 12 (6.32%) nginx
9 12 (6.32%) SharePoint 2013
10 10 (5.26%) JBoss
10 10 (5.26%) WebLogic
11 7 (3.68%) Elasticsearch
12 2 (1.05%) Apache Pig
12 2 (1.05%) Apache Spark
12 2 (1.05%) GlassFish
12 2 (1.05%) Oracle HTTP Server
13 1 (0.53%) Ethereum
Applications
1 10 (5.26%) MS Excel
2 1 (0.53%) MS Office
2 1 (0.53%) MS Visio
Business Applications
1 7 (3.68%) SAP HR
2 1 (0.53%) SAP Oil and Gas
Cloud Services
1 42 (22.11%) Microsoft Azure
2 38 (20.00%) Amazon AWS
3 22 (11.58%) Amazon EC2
4 21 (11.05%) Amazon CloudWatch
4 21 (11.05%) Amazon S3
4 21 (11.05%) Amazon SQS
4 21 (11.05%) AWS CloudFormation
4 21 (11.05%) Azure Active Directory
5 12 (6.32%) Office 365
6 3 (1.58%) IaaS
6 3 (1.58%) PaaS
7 2 (1.05%) Mimecast
Communications & Networking
1 40 (21.05%) Firewall
1 40 (21.05%) Skype
2 39 (20.53%) DNS
3 38 (20.00%) DHCP
4 30 (15.79%) LDAP
5 26 (13.68%) NetScaler
6 24 (12.63%) Fibre Channel
6 24 (12.63%) iSCSI
7 23 (12.11%) SAN
8 21 (11.05%) Kerberos
8 21 (11.05%) VPN
9 20 (10.53%) LAN
9 20 (10.53%) Network Security
10 19 (10.00%) WAN
11 12 (6.32%) TCP/IP
12 10 (5.26%) MPLS
13 9 (4.74%) Ethernet
14 8 (4.21%) Cisco ISE
14 8 (4.21%) NAS
14 8 (4.21%) SMTP
Database & Business Intelligence
1 25 (13.16%) SQL Server
2 21 (11.05%) Amazon RDS
3 11 (5.79%) MySQL
4 3 (1.58%) Hadoop
4 3 (1.58%) OLTP
4 3 (1.58%) Oracle ODI
5 2 (1.05%) Apache Hive
5 2 (1.05%) Big Data
5 2 (1.05%) MongoDB
5 2 (1.05%) Oracle Database
5 2 (1.05%) RDBMS
5 2 (1.05%) Relational Database
6 1 (0.53%) Blockchain
6 1 (0.53%) Oracle Database 11g
6 1 (0.53%) PostgreSQL
Development Applications
1 25 (13.16%) Jenkins
2 23 (12.11%) Git (software)
3 21 (11.05%) Atlassian Bamboo
3 21 (11.05%) TeamCity
4 20 (10.53%) JIRA
5 19 (10.00%) Octopus Deploy
6 3 (1.58%) Oracle APEX
7 2 (1.05%) Eclipse
7 2 (1.05%) Hudson
7 2 (1.05%) Mercurial
8 1 (0.53%) Bitbucket
8 1 (0.53%) Maven
8 1 (0.53%) VSS/SourceSafe
General
1 48 (25.26%) Finance
2 22 (11.58%) Banking
3 12 (6.32%) Law
4 11 (5.79%) Telecoms
5 5 (2.63%) Retail
6 2 (1.05%) Military
7 1 (0.53%) Electronics
7 1 (0.53%) Manufacturing
7 1 (0.53%) Marketing
Job Titles
1 45 (23.68%) Infrastructure Engineer
2 26 (13.68%) Analyst
3 22 (11.58%) DevOps Engineer
4 20 (10.53%) Exchange Engineer
4 20 (10.53%) Messaging Engineer
5 18 (9.47%) Infrastructure Analyst
6 16 (8.42%) AWS DevOps
6 16 (8.42%) AWS Engineer
7 14 (7.37%) Security Engineer
8 13 (6.84%) Architect
9 12 (6.32%) Systems Engineer
10 10 (5.26%) Senior DevOps
10 10 (5.26%) Senior DevOps Engineer
10 10 (5.26%) VMware Specialist
10 10 (5.26%) Wintel Engineer
11 9 (4.74%) Azure DevOps
11 9 (4.74%) Azure Engineer
12 8 (4.21%) Security Analyst
12 8 (4.21%) Technical Specialist
13 7 (3.68%) Cisco Engineer
Libraries, Frameworks & Software Standards
1 16 (8.42%) .NET
2 11 (5.79%) Middleware
3 10 (5.26%) SAML
4 7 (3.68%) SPNEGO
4 7 (3.68%) Web Services
4 7 (3.68%) XACML
5 6 (3.16%) Elastic Stack
6 5 (2.63%) 802.1X
6 5 (2.63%) Java EE
7 4 (2.11%) LAMP
8 3 (1.58%) REST
9 2 (1.05%) ActiveMQ
9 2 (1.05%) Apache Camel
9 2 (1.05%) Hibernate
9 2 (1.05%) Spring
10 1 (0.53%) Ajax
10 1 (0.53%) CGI
10 1 (0.53%) CSS
10 1 (0.53%) HTML
10 1 (0.53%) XML
Miscellaneous
1 29 (15.26%) Data Centre
2 19 (10.00%) Computer Science
3 15 (7.89%) Analytical Skills
3 15 (7.89%) Clustering
4 11 (5.79%) Management Information System
4 11 (5.79%) Private Cloud
5 8 (4.21%) Derivative
5 8 (4.21%) VxBlock/Vblock
6 7 (3.68%) Replication
7 6 (3.16%) RSA SecurID
7 6 (3.16%) Security Operations Centre
8 5 (2.63%) EMC VNX
8 5 (2.63%) Enterprise Storage
8 5 (2.63%) Linux Command Line
9 4 (2.11%) Hedge funds
10 2 (1.05%) Algorithms
10 2 (1.05%) Client/Server
10 2 (1.05%) Enterprise Software
10 2 (1.05%) Public Cloud
10 2 (1.05%) Smartcard
Operating Systems
1 129 (67.89%) Windows
2 81 (42.63%) Windows Server
3 60 (31.58%) Linux
4 43 (22.63%) Windows Server 2012
5 39 (20.53%) Windows Server 2008
6 17 (8.95%) CentOS
7 15 (7.89%) Red Hat Enterprise Linux
8 12 (6.32%) Solaris
8 12 (6.32%) Ubuntu
8 12 (6.32%) VMS
9 10 (5.26%) Debian
9 10 (5.26%) Unix
9 10 (5.26%) Windows Server 2003
10 8 (4.21%) Windows 2000
10 8 (4.21%) Windows 8
10 8 (4.21%) Windows NT
11 7 (3.68%) Data ONTAP
12 2 (1.05%) Android
12 2 (1.05%) Apple iOS
12 2 (1.05%) Mac OS X
Processes & Methodologies
1 35 (18.42%) High Availability
1 35 (18.42%) ITIL
2 30 (15.79%) DevOps
3 29 (15.26%) Agile Software Development
4 28 (14.74%) Information Security
5 23 (12.11%) SIEM
6 22 (11.58%) Business Intelligence
6 22 (11.58%) Continuous Integration
6 22 (11.58%) Performance Monitoring
6 22 (11.58%) Security Monitoring
7 19 (10.00%) Multi-Factor Authentication
8 18 (9.47%) Configuration Management
9 17 (8.95%) Disaster Recovery
9 17 (8.95%) Release Management
9 17 (8.95%) Virtual Environments
10 15 (7.89%) Vulnerability Management
11 13 (6.84%) Data Loss Prevention
11 13 (6.84%) Project Management
11 13 (6.84%) Two-Factor Authentication
11 13 (6.84%) Virtual Infrastructure
Programming Languages
1 37 (19.47%) SQL
2 34 (17.89%) Java
3 25 (13.16%) Perl
4 23 (12.11%) PowerShell
5 22 (11.58%) Python
6 14 (7.37%) C
6 14 (7.37%) Ruby
7 12 (6.32%) Bash Shell
8 11 (5.79%) C#
9 10 (5.26%) VB
10 8 (4.21%) Shell Script
11 7 (3.68%) JavaScript
12 3 (1.58%) VBScript
13 2 (1.05%) Objective-C
14 1 (0.53%) C++
Qualifications
1 23 (12.11%) CISSP
2 22 (11.58%) Degree
3 21 (11.05%) CISM
4 19 (10.00%) AWS Certification
5 17 (8.95%) Microsoft Certification
6 16 (8.42%) CISA
7 11 (5.79%) VMware Certified Professional (VCP)
8 9 (4.74%) Cisco Certification
8 9 (4.74%) MCSE
9 8 (4.21%) CCNP
9 8 (4.21%) VERITAS Certified Professional (VCP)
10 7 (3.68%) CEH
11 6 (3.16%) MCSA
12 5 (2.63%) CCDP
12 5 (2.63%) CCSP
12 5 (2.63%) CESG Certified Professional
13 4 (2.11%) Citrix Certification
13 4 (2.11%) ISEB
14 3 (1.58%) CCEA
14 3 (1.58%) MCP
Quality Assurance & Compliance
1 23 (12.11%) QA
2 11 (5.79%) PCI DSS
3 6 (3.16%) ISO/IEC 27001
3 6 (3.16%) SLA
System Software
1 129 (67.89%) Active Directory
2 64 (33.68%) VMware Infrastructure
3 40 (21.05%) vSphere
4 30 (15.79%) Hyper-V
5 22 (11.58%) Virtual Machines
6 21 (11.05%) XenDesktop
7 19 (10.00%) XenApp
8 16 (8.42%) VMware ESX
9 15 (7.89%) NFS
10 14 (7.37%) VMware ESXi
11 8 (4.21%) Forefront TMG
11 8 (4.21%) ISA Server
11 8 (4.21%) UAG
11 8 (4.21%) vCloud
11 8 (4.21%) Veritas Cluster Server
11 8 (4.21%) XenServer
12 5 (2.63%) Snort
13 3 (1.58%) Docker
13 3 (1.58%) Microsoft App-V
14 2 (1.05%) Squid
Systems Management
1 33 (17.37%) SCOM
2 32 (16.84%) Ansible
3 23 (12.11%) Opscode Chef
3 23 (12.11%) Puppet
4 19 (10.00%) WSUS
5 18 (9.47%) SCCM
6 12 (6.32%) Nessus
6 12 (6.32%) SELinux
7 9 (4.74%) vMotion
8 8 (4.21%) EMC Navisphere
8 8 (4.21%) Microsoft Clustering
8 8 (4.21%) NetBackup
8 8 (4.21%) Salt
8 8 (4.21%) WMI
9 6 (3.16%) CA Single Sign-On
10 5 (2.63%) Host Intrusion Detection System
10 5 (2.63%) OSSEC
10 5 (2.63%) Simpana
11 4 (2.11%) McAfee ePO
12 3 (1.58%) Kubernetes
Vendors
1 103 (54.21%) VMware
2 93 (48.95%) Microsoft
3 44 (23.16%) Cisco
4 36 (18.95%) HP
4 36 (18.95%) Oracle
5 34 (17.89%) Citrix
6 22 (11.58%) MobileIron
7 20 (10.53%) Atlassian
7 20 (10.53%) Red Hat
8 19 (10.00%) New Relic
8 19 (10.00%) Trend Micro
9 16 (8.42%) F5
9 16 (8.42%) NetApp
10 13 (6.84%) EMC
11 9 (4.74%) Dell
11 9 (4.74%) Intel Security
12 8 (4.21%) Brocade
12 8 (4.21%) Qualys
12 8 (4.21%) SAP
12 8 (4.21%) Veritas
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