Period
to 19 August 2017

The table below looks at the prevalence of the term PKI in permanent job vacancies. Included is a benchmarking guide to the salaries offered in vacancies that have cited PKI over the 6 months to 19 August 2017 with a comparison to the same period over the previous 2 years.

Public-Key Infrastructure (PKI)
UK
6 months to
19 Aug 2017
Same period 2016 Same period 2015
Rank 756 666 885
Rank change year-on-year -90 +219 -152
Permanent jobs citing PKI 445 693 427
As % of all permanent IT jobs advertised in the UK 0.25% 0.35% 0.20%
As % of the Miscellaneous category 0.59% 0.84% 0.48%
Number of salaries quoted 333 509 301
UK median annual salary £54,000 £55,000 £52,500
Median salary % change year-on-year -1.82% +4.76% -
10th Percentile £36,350 £37,000 £35,000
90th Percentile £88,750 £77,500 £76,250
UK excluding London median annual salary £50,000 £52,500 £47,500
% change year-on-year -4.76% +10.53% -5.94%

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 with a requirement for generic IT skills.

Generic IT Skills
UK
Permanent job vacancies with a requirement for generic IT skills 75705 82161 89580
As % of all permanent IT job vacancies advertised in the UK 42.79% 41.66% 41.21%
Number of salaries quoted 57774 67209 71350
UK median annual salary £50,000 £50,000 £47,500
Median salary % change year-on-year - +5.26% +5.56%
10th Percentile £27,500 £27,500 £26,250
90th Percentile £82,500 £80,000 £77,500
UK excluding London median annual salary £42,500 £42,500 £40,000
% change year-on-year - +6.25% -

PKI
Job Vacancy Trend

Job postings citing PKI as a percentage of all IT jobs advertised.

Job vacancy trend for PKI in the UK

PKI
Salary Trend

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

Salary trend for PKI in the UK

PKI
Salary Histogram

The salary distribution of IT jobs citing PKI over the 6 months to 19 August 2017.

Salary histogram for PKI in the UK

PKI
Top 14 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing PKI within the UK over the 6 months to 19 August 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
England -85 415 £55,000 - 43
UK excluding London -104 249 £50,000 -4.76% 37
London +23 181 £57,500 -4.17% 15
South East -15 133 £60,000 +14.29% 12
North of England -41 34 £47,500 +18.75% 6
North West -23 29 £47,500 - 4
Midlands -21 25 £55,000 -8.33% 5
East of England -14 24 £44,750 -23.50% 1
West Midlands -20 20 £50,000 -16.67% 5
South West -43 17 £42,500 -29.17% 4
Scotland +13 13 £42,500 -15.00% 9
Yorkshire -4 5 £41,500 +6.41% 1
East Midlands +8 4 £65,000 +40.54%
Wales - 3 £31,825 -

For the 6 months to 19 August 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 with a requirement for PKI.

1 175 (39.33%) Windows
2 171 (38.43%) Active Directory
3 163 (36.63%) Microsoft
4 153 (34.38%) Firewall
5 127 (28.54%) Cisco
6 115 (25.84%) DNS
7 110 (24.72%) Linux
8 95 (21.35%) VMware
9 90 (20.22%) Amazon AWS
10 88 (19.78%) Microsoft Azure
10 88 (19.78%) SIEM
11 86 (19.33%) ITIL
11 86 (19.33%) DHCP
12 82 (18.43%) Security Cleared
13 81 (18.20%) Windows Server
14 75 (16.85%) Hyper-V
14 75 (16.85%) Degree
15 71 (15.96%) SC Cleared
16 70 (15.73%) Information Security
16 70 (15.73%) VPN
17 69 (15.51%) DevOps
18 68 (15.28%) Office 365
18 68 (15.28%) WAN
18 68 (15.28%) Finance
19 67 (15.06%) ISO/IEC 27001
20 66 (14.83%) IaaS
21 65 (14.61%) PowerShell
21 65 (14.61%) Agile Software Development
21 65 (14.61%) Identity Management
21 65 (14.61%) Cisco Certification

PKI
Co-occurring 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 42 (9.44%) Skype for Business
2 30 (6.74%) MS Exchange
3 22 (4.94%) IIS
4 18 (4.04%) Apache
5 17 (3.82%) SharePoint
6 15 (3.37%) Exchange Server 2013
7 14 (3.15%) WebLogic
8 13 (2.92%) Apache Spark
8 13 (2.92%) Tomcat
8 13 (2.92%) WebSphere
9 11 (2.47%) Apache Pig
10 10 (2.25%) Confluence
11 7 (1.57%) Elasticsearch
11 7 (1.57%) JBoss
11 7 (1.57%) Liferay
11 7 (1.57%) WebLogic Portal
12 5 (1.12%) SharePoint 2013
13 4 (0.90%) Exchange Server 2010
13 4 (0.90%) MQSeries
14 3 (0.67%) Office Communications Server
Applications
1 16 (3.60%) Microsoft Office
2 1 (0.22%) Adobe Premiere
2 1 (0.22%) Microsoft Excel
2 1 (0.22%) Microsoft PowerPoint
Business Applications
1 3 (0.67%) Remedy ITSM
2 1 (0.22%) Oracle EBS
Cloud Services
1 90 (20.22%) Amazon AWS
2 88 (19.78%) Microsoft Azure
3 68 (15.28%) Office 365
4 66 (14.83%) IaaS
5 60 (13.48%) PaaS
6 34 (7.64%) SaaS
7 30 (6.74%) AWS CloudFormation
8 23 (5.17%) Azure Active Directory
9 22 (4.94%) Virtual Private Cloud
10 12 (2.70%) Amazon CloudWatch
10 12 (2.70%) Amazon EC2
10 12 (2.70%) Amazon S3
11 9 (2.02%) Amazon SQS
12 7 (1.57%) G Suite
13 6 (1.35%) Cloud Computing
14 4 (0.90%) Google Cloud Platform
14 4 (0.90%) OneDrive
15 1 (0.22%) IBM Cloud
15 1 (0.22%) Mimecast
15 1 (0.22%) Sumo Logic
Communications & Networking
1 153 (34.38%) Firewall
2 115 (25.84%) DNS
3 86 (19.33%) DHCP
4 70 (15.73%) VPN
5 68 (15.28%) WAN
6 59 (13.26%) Network Security
7 55 (12.36%) SSL
8 54 (12.13%) SAN
9 49 (11.01%) LAN
10 48 (10.79%) IPsec
11 43 (9.66%) LDAP
12 39 (8.76%) TCP/IP
13 36 (8.09%) Cisco Nexus
14 34 (7.64%) Skype
15 32 (7.19%) BGP
15 32 (7.19%) Kerberos
15 32 (7.19%) OSPF
16 30 (6.74%) Wireless
17 27 (6.07%) SSH
17 27 (6.07%) Wi-Fi
Database & Business Intelligence
1 45 (10.11%) SQL Server
2 24 (5.39%) MongoDB
2 24 (5.39%) NoSQL
3 21 (4.72%) Hadoop
4 17 (3.82%) Big Data
4 17 (3.82%) Relational Database
5 16 (3.60%) MySQL
6 15 (3.37%) Amazon RDS
6 15 (3.37%) PostgreSQL
6 15 (3.37%) RDBMS
7 13 (2.92%) Apache Hive
8 7 (1.57%) Apache Cassandra
8 7 (1.57%) Oracle Database
9 6 (1.35%) Oracle Database 11g
10 5 (1.12%) Redis
10 5 (1.12%) Sqoop
11 4 (0.90%) DB2
11 4 (0.90%) SQL Server 2014
12 3 (0.67%) OLTP
12 3 (0.67%) Oracle ODI
Development Applications
1 24 (5.39%) Jenkins
2 21 (4.72%) Git (software)
3 16 (3.60%) JIRA
4 13 (2.92%) Atlassian Bamboo
4 13 (2.92%) TeamCity
5 10 (2.25%) Octopus Deploy
6 6 (1.35%) Bitbucket
6 6 (1.35%) Grunt
6 6 (1.35%) webpack
7 5 (1.12%) Ant
7 5 (1.12%) Maven
8 4 (0.90%) MSI
9 2 (0.45%) Cucumber
9 2 (0.45%) Jasmine
9 2 (0.45%) Selenium
10 1 (0.22%) JMeter
10 1 (0.22%) Metasploit
10 1 (0.22%) Oracle APEX
10 1 (0.22%) Vagrant
10 1 (0.22%) VSS/SourceSafe
General
1 68 (15.28%) Finance
2 20 (4.49%) Telecoms
3 18 (4.04%) Banking
3 18 (4.04%) Law
4 13 (2.92%) Marketing
5 10 (2.25%) Legal
6 6 (1.35%) Investment Banking
6 6 (1.35%) Retail
7 5 (1.12%) Electronics
8 4 (0.90%) Military
9 2 (0.45%) Manufacturing
10 1 (0.22%) Billing
10 1 (0.22%) Games
10 1 (0.22%) Japanese Language
10 1 (0.22%) Multimedia
Job Titles
1 88 (19.78%) Analyst
2 75 (16.85%) Architect
3 65 (14.61%) Security Engineer
4 52 (11.69%) Infrastructure Engineer
5 38 (8.54%) Security Analyst
6 37 (8.31%) Network Engineer
7 36 (8.09%) Consultant
8 32 (7.19%) Security Architect
9 24 (5.39%) DevOps Engineer
10 22 (4.94%) Infrastructure Architect
11 20 (4.49%) Support Engineer
12 19 (4.27%) Cloud Engineer
13 18 (4.04%) AWS Engineer
13 18 (4.04%) IT Analyst
14 17 (3.82%) Infrastructure Analyst
14 17 (3.82%) Security Consultant
14 17 (3.82%) Senior Network Engineer
15 16 (3.60%) Cloud Architect
15 16 (3.60%) IT Security Analyst
15 16 (3.60%) Network Security Engineer
Libraries, Frameworks & Software Standards
1 30 (6.74%) SAML
2 24 (5.39%) Middleware
3 20 (4.49%) XMPP
4 19 (4.27%) JSON
5 15 (3.37%) OAuth
6 14 (3.15%) Web Services
7 12 (2.70%) Node.js
7 12 (2.70%) XML
8 9 (2.02%) CSS
8 9 (2.02%) HTML
8 9 (2.02%) REST
9 8 (1.80%) 802.1X
9 8 (1.80%) AngularJS
9 8 (1.80%) Elastic Stack
9 8 (1.80%) RESTful
10 7 (1.57%) HornetQ
10 7 (1.57%) Java EE
10 7 (1.57%) Kafka
10 7 (1.57%) SOAP
10 7 (1.57%) Spring
Miscellaneous
1 62 (13.93%) Computer Science
2 58 (13.03%) Data Centre
3 50 (11.24%) Analytical Skills
4 49 (11.01%) Management Information System
5 26 (5.84%) Security Operations Centre
6 22 (4.94%) Linux Command Line
7 19 (4.27%) BYOD
8 17 (3.82%) Greenfield Project
9 15 (3.37%) Fintech
9 15 (3.37%) Public Cloud
10 14 (3.15%) CESG
11 13 (2.92%) Cyberthreat
11 13 (2.92%) Private Cloud
12 12 (2.70%) Enterprise Storage
13 11 (2.47%) Algorithms
14 9 (2.02%) Replication
14 9 (2.02%) Smart Meter
15 7 (1.57%) Clustering
15 7 (1.57%) Distributed Denial-of-Service
15 7 (1.57%) Hedge funds
Operating Systems
1 175 (39.33%) Windows
2 110 (24.72%) Linux
3 81 (18.20%) Windows Server
4 50 (11.24%) Windows Server 2012
5 48 (10.79%) Unix
6 36 (8.09%) Red Hat Enterprise Linux
7 29 (6.52%) CentOS
7 29 (6.52%) Ubuntu
8 24 (5.39%) Debian
9 18 (4.04%) Windows 10
10 16 (3.60%) AIX
10 16 (3.60%) Kali Linux
11 15 (3.37%) Mac OS X
11 15 (3.37%) Windows Server 2008
12 12 (2.70%) Solaris
13 9 (2.02%) Android
13 9 (2.02%) Apple iOS
14 6 (1.35%) Data ONTAP
15 4 (0.90%) Windows 7
15 4 (0.90%) Windows Server 2003
Processes & Methodologies
1 88 (19.78%) SIEM
2 86 (19.33%) ITIL
3 70 (15.73%) Information Security
4 69 (15.51%) DevOps
5 65 (14.61%) Agile Software Development
5 65 (14.61%) Identity Management
6 53 (11.91%) Multi-Factor Authentication
7 52 (11.69%) Security Architecture
8 48 (10.79%) Cryptography
8 48 (10.79%) Cybersecurity
9 44 (9.89%) Network Design
10 40 (8.99%) Kalman Filter
11 38 (8.54%) Vulnerability Management
12 37 (8.31%) Security Operations
13 35 (7.87%) Risk Management
14 34 (7.64%) High Availability
14 34 (7.64%) Security Monitoring
14 34 (7.64%) Vulnerability Assessment
15 33 (7.42%) Patch Management
16 30 (6.74%) Email Filtering
Programming Languages
1 65 (14.61%) PowerShell
2 45 (10.11%) Java
3 42 (9.44%) SQL
4 39 (8.76%) Python
5 22 (4.94%) Perl
6 19 (4.27%) Shell Script
7 16 (3.60%) Ruby
8 13 (2.92%) Bash Shell
9 11 (2.47%) C
9 11 (2.47%) JavaScript
10 9 (2.02%) C#
10 9 (2.02%) C++
11 8 (1.80%) C-shell
12 7 (1.57%) VBScript
13 6 (1.35%) GraphQL
14 5 (1.12%) Go
14 5 (1.12%) Korn
14 5 (1.12%) VB
15 4 (0.90%) PHP
16 3 (0.67%) Bourne shell
Qualifications
1 82 (18.43%) Security Cleared
2 75 (16.85%) Degree
3 71 (15.96%) SC Cleared
4 65 (14.61%) Cisco Certification
5 61 (13.71%) CISSP
6 45 (10.11%) CISM
7 42 (9.44%) CCNP
8 35 (7.87%) CEH
9 30 (6.74%) Microsoft Certification
10 25 (5.62%) CCNA
11 24 (5.39%) CESG Certified Professional
12 20 (4.49%) CCSP
13 19 (4.27%) MCSE
14 17 (3.82%) Computer Science Degree
15 16 (3.60%) CCDP
16 15 (3.37%) CISA
16 15 (3.37%) SSCP
17 14 (3.15%) CCSA
17 14 (3.15%) Check Point Certification
18 12 (2.70%) CASP
Quality Assurance & Compliance
1 67 (15.06%) ISO/IEC 27001
2 40 (8.99%) PCI DSS
3 24 (5.39%) SLA
4 19 (4.27%) Cyber Essentials
5 10 (2.25%) QA
6 7 (1.57%) HMG Security Policy Framework
7 4 (0.90%) GCP
8 3 (0.67%) ISO 9001
8 3 (0.67%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
9 2 (0.45%) FIPS 140-2
9 2 (0.45%) GDPR
9 2 (0.45%) ISO 22301
9 2 (0.45%) ISO/IEC 20000
10 1 (0.22%) COBIT
10 1 (0.22%) FISMA
System Software
1 171 (38.43%) Active Directory
2 75 (16.85%) Hyper-V
3 41 (9.21%) VMware Infrastructure
4 19 (4.27%) Docker
5 16 (3.60%) vSphere
6 15 (3.37%) Snort
6 15 (3.37%) Virtual Machines
7 13 (2.92%) pfSense
8 10 (2.25%) VMware ESXi
9 6 (1.35%) Microsoft App-V
10 5 (1.12%) NFS
11 4 (0.90%) Virtual Desktop
12 3 (0.67%) VMware Workstation
12 3 (0.67%) XenDesktop
13 2 (0.45%) KVM
13 2 (0.45%) OpenAM
13 2 (0.45%) ProxySG
13 2 (0.45%) RACF
13 2 (0.45%) UAG
13 2 (0.45%) XenApp
Systems Management
1 41 (9.21%) Puppet
2 40 (8.99%) SCOM
3 29 (6.52%) Ansible
4 27 (6.07%) SCCM
5 24 (5.39%) Terraform
6 18 (4.04%) Opscode Chef
6 18 (4.04%) vCenter Server
7 16 (3.60%) Kubernetes
8 15 (3.37%) OSSEC
9 13 (2.92%) Cisco Prime
10 11 (2.47%) SolarWinds Orion
11 10 (2.25%) Nessus
12 9 (2.02%) Salt
13 7 (1.57%) Consul
13 7 (1.57%) CSIRT
13 7 (1.57%) FortiGate
13 7 (1.57%) Packer
14 6 (1.35%) Rsyslog
14 6 (1.35%) yum
14 6 (1.35%) ZABBIX
Vendors
1 163 (36.63%) Microsoft
2 127 (28.54%) Cisco
3 95 (21.35%) VMware
4 47 (10.56%) Juniper
5 45 (10.11%) Oracle
6 39 (8.76%) CheckPoint
6 39 (8.76%) Red Hat
7 26 (5.84%) F5
8 24 (5.39%) Palo Alto
9 23 (5.17%) HP
10 20 (4.49%) McAfee
11 19 (4.27%) SolarWinds
12 18 (4.04%) IBM
13 17 (3.82%) LogRhythm
14 16 (3.60%) Atlassian
15 15 (3.37%) BMC
15 15 (3.37%) Sourcefire
16 14 (3.15%) CA
16 14 (3.15%) NetApp
16 14 (3.15%) Splunk