Period
to 25 January 2022

The table below looks at the prevalence of the term PKI in permanent job vacancies advertised in England. Included is a benchmarking guide to the salaries offered in vacancies that have cited PKI over the 6 months to 25 January 2022 with a comparison to the same period over the previous 2 years.

Public-Key Infrastructure (PKI)
UK > England
6 months to
25 Jan 2022
Same period 2021 Same period 2020
Rank 697 565 704
Rank change year-on-year -132 +139 -63
Permanent jobs citing PKI 325 177 332
As % of all permanent jobs advertised in England 0.29% 0.31% 0.29%
As % of the Miscellaneous category 0.71% 0.86% 0.81%
Number of salaries quoted 245 122 240
10th Percentile £37,750 £40,000 £36,250
25th Percentile £50,750 £45,000 £47,313
Median annual salary (50th Percentile) £60,000 £57,000 £65,000
Median % change year-on-year +5.26% -12.31% +18.18%
75th Percentile £67,500 £79,688 £85,000
90th Percentile £89,000 £90,000 £96,250
UK median annual salary £60,000 £55,000 £65,000
% change year-on-year +9.09% -15.38% +18.18%

PKI is in the Generic IT Skills category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in England with a requirement for generic IT skills.

All Generic IT Skills
England
Permanent vacancies with a requirement for generic IT skills 45,701 20,509 40,804
As % of all permanent IT jobs advertised in England 40.74% 35.69% 35.31%
Number of salaries quoted 27,365 16,410 31,949
10th Percentile £32,500 £33,500 £30,782
25th Percentile £45,000 £42,500 £39,330
Median annual salary (50th Percentile) £60,000 £57,500 £55,000
Median % change year-on-year +4.35% +4.55% -
75th Percentile £83,750 £77,500 £75,000
90th Percentile £103,750 £95,000 £95,000
UK median annual salary £60,000 £57,500 £55,000
% change year-on-year +4.35% +4.55% +4.76%

PKI
Job Vacancy Trend in England

Job postings citing PKI as a proportion of all IT jobs advertised in England.

Job vacancy trend for PKI in England

PKI
Salary Trend in England

3-month moving average salary quoted in jobs citing PKI in England.

Salary trend for PKI in England

PKI
Salary Histogram in England

Salary distribution for jobs citing PKI in England over the 6 months to 25 January 2022.

Salary histogram for PKI in England

PKI
Job Locations in England

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing PKI within the England region over the 6 months to 25 January 2022. 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
Jobs
London -161 119 £62,500 -19.35% 26
South East -80 80 £62,500 +25.00% 10
North of England -87 57 £53,350 -11.08% 15
North West -71 43 £53,350 -11.08% 11
South West -32 42 £55,000 +2.33% 6
Midlands -91 18 £37,500 -25.00% 13
West Midlands -75 10 £50,000 - 8
North East -20 9 £35,000 -30.00% 2
East Midlands -58 8 £37,500 -16.67% 5
East of England -85 7 £60,000 - 5
Yorkshire -70 5 £92,500 +19.35% 2
PKI
UK

For the 6 months to 25 January 2022, IT jobs citing PKI also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all permanent job ads across the England region with a requirement for PKI.

1 176 (54.15%) Active Directory
2 164 (50.46%) Microsoft
3 152 (46.77%) Linux
4 137 (42.15%) Azure
5 122 (37.54%) Windows
6 119 (36.62%) VMware
7 114 (35.08%) DNS
8 111 (34.15%) Firewall
9 93 (28.62%) DHCP
9 93 (28.62%) Infrastructure Engineering
10 88 (27.08%) VMware Infrastructure
11 79 (24.31%) PowerShell
11 79 (24.31%) Security Cleared
11 79 (24.31%) AWS
12 75 (23.08%) SSL
13 74 (22.77%) Microsoft 365
14 69 (21.23%) SCCM
14 69 (21.23%) ITIL
15 67 (20.62%) Windows Server
16 66 (20.31%) SC Cleared
17 63 (19.38%) Change Control
17 63 (19.38%) Cisco
17 63 (19.38%) Agile Software Development
18 62 (19.08%) LAN
18 62 (19.08%) Problem-Solving
19 56 (17.23%) WAN
19 56 (17.23%) Microsoft Certification
20 54 (16.62%) LDAP
21 53 (16.31%) SQL Server
22 52 (16.00%) Degree

PKI
Co-occurring IT Skills in England 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 39 (12.00%) MS Exchange
2 13 (4.00%) IIS
3 9 (2.77%) OpenStack
3 9 (2.77%) Skype for Business
3 9 (2.77%) WebSphere
4 8 (2.46%) Exchange Server 2013
4 8 (2.46%) SharePoint
4 8 (2.46%) WebSphere Application Server
5 6 (1.85%) Tomcat
6 5 (1.54%) Elasticsearch
7 4 (1.23%) Blackberry Enterprise Server
7 4 (1.23%) Oracle SOA Suite
7 4 (1.23%) WebLogic
8 3 (0.92%) Apache
9 2 (0.62%) JBoss
9 2 (0.62%) nginx
Applications
1 13 (4.00%) Microsoft Office
2 1 (0.31%) Microsoft Excel
2 1 (0.31%) Microsoft PowerPoint
Business Applications
1 7 (2.15%) Payment Gateway
Cloud Services
1 137 (42.15%) Azure
2 79 (24.31%) AWS
3 74 (22.77%) Microsoft 365
4 48 (14.77%) Azure Active Directory
5 47 (14.46%) PaaS
6 43 (13.23%) IaaS
7 32 (9.85%) GCP
8 26 (8.00%) Azure Stack
8 26 (8.00%) SaaS
9 8 (2.46%) Mimecast
9 8 (2.46%) OpenShift
10 6 (1.85%) Azure Monitor
11 5 (1.54%) Amazon EC2
12 4 (1.23%) Slack
13 3 (0.92%) Virtual Private Cloud
14 2 (0.62%) Amazon ELB
14 2 (0.62%) Apigee
14 2 (0.62%) Azure Service Bus
14 2 (0.62%) GitHub
15 1 (0.31%) Azure Service Fabric
Communications & Networking
1 114 (35.08%) DNS
2 111 (34.15%) Firewall
3 93 (28.62%) DHCP
4 75 (23.08%) SSL
5 62 (19.08%) LAN
6 56 (17.23%) WAN
7 47 (14.46%) Network Security
8 44 (13.54%) Wi-Fi
9 39 (12.00%) VPN
10 32 (9.85%) OSPF
10 32 (9.85%) TCP/IP
11 31 (9.54%) BGP
12 25 (7.69%) MPLS
13 24 (7.38%) SAN
14 23 (7.08%) IPsec
15 20 (6.15%) Remote Desktop
16 16 (4.92%) Wireless
17 15 (4.62%) 4G
18 14 (4.31%) Cisco Nexus
18 14 (4.31%) FCoE
Database & Business Intelligence
1 53 (16.31%) SQL Server
2 41 (12.62%) MySQL
3 18 (5.54%) MariaDB
4 11 (3.38%) PostgreSQL
5 8 (2.46%) InfluxDB
6 6 (1.85%) DB2
7 5 (1.54%) Couchbase
7 5 (1.54%) MongoDB
8 4 (1.23%) Big Data
9 2 (0.62%) Amazon RDS
9 2 (0.62%) NoSQL
9 2 (0.62%) Oracle Database
10 1 (0.31%) Azure SQL Database
10 1 (0.31%) Data Lake
10 1 (0.31%) Data Warehouse
10 1 (0.31%) Hadoop
10 1 (0.31%) Redis
10 1 (0.31%) Relational Database
10 1 (0.31%) SQL Server Reporting Services
Development Applications
1 31 (9.54%) Git (software)
2 9 (2.77%) Jenkins
3 5 (1.54%) JIRA
3 5 (1.54%) Team Foundation Server
4 4 (1.23%) Subversion
5 3 (0.92%) GitLab
5 3 (0.92%) Maven
5 3 (0.92%) PHPUnit
5 3 (0.92%) Sonatype Nexus
6 2 (0.62%) JMeter
6 2 (0.62%) MSI
6 2 (0.62%) Robot Framework
6 2 (0.62%) Selenium
6 2 (0.62%) SoapUI
6 2 (0.62%) TestLink
7 1 (0.31%) Atlassian Bamboo
7 1 (0.31%) Burp Suite
7 1 (0.31%) Metasploit
7 1 (0.31%) Visual Studio Team System
7 1 (0.31%) VSS/SourceSafe
General
1 42 (12.92%) Social Skills
2 38 (11.69%) Finance
3 33 (10.15%) Public Sector
4 29 (8.92%) Organisational Skills
5 28 (8.62%) Analytical Skills
6 15 (4.62%) Legal
6 15 (4.62%) Telecoms
7 12 (3.69%) Presentation Skills
8 11 (3.38%) Manufacturing
9 10 (3.08%) Documentation Skills
9 10 (3.08%) French Language
9 10 (3.08%) German Language
9 10 (3.08%) Multimedia
10 9 (2.77%) Banking
11 8 (2.46%) Back Office
11 8 (2.46%) Inclusion and Diversity
12 5 (1.54%) Law
13 4 (1.23%) Financial Institution
14 3 (0.92%) Automotive
14 3 (0.92%) Retail
Job Titles
1 77 (23.69%) Infrastructure Engineer
2 48 (14.77%) Network Engineer
3 35 (10.77%) Senior Network Engineer
4 32 (9.85%) 3rd Line Engineer
5 30 (9.23%) Cloud Engineer
6 28 (8.62%) Architect
7 25 (7.69%) 3rd Line Infrastructure Engineer
7 25 (7.69%) Cloud Infrastructure Engineer
7 25 (7.69%) Cryptography Engineer
7 25 (7.69%) Security Engineer
8 16 (4.92%) Analyst
9 15 (4.62%) Cybersecurity Engineer
10 14 (4.31%) Cisco Engineer
10 14 (4.31%) Cisco Network Engineer
10 14 (4.31%) Juniper Engineer
10 14 (4.31%) Network Infrastructure Engineer
10 14 (4.31%) Security Architect
10 14 (4.31%) Senior Infrastructure Engineer
11 13 (4.00%) Developer
12 11 (3.38%) Server Engineer
Libraries, Frameworks & Software Standards
1 54 (16.62%) LDAP
2 17 (5.23%) REST
3 14 (4.31%) SAML
4 12 (3.69%) jQuery
5 11 (3.38%) CSS
5 11 (3.38%) HTML
6 10 (3.08%) LAMP
6 10 (3.08%) SOAP
7 8 (2.46%) OAuth
8 6 (1.85%) OpenID
9 5 (1.54%) Node.js
9 5 (1.54%) RESTful
9 5 (1.54%) WebSphere MQ
10 4 (1.23%) Keycloak
10 4 (1.23%) Middleware
11 3 (0.92%) Kafka
11 3 (0.92%) SailPoint
12 2 (0.62%) ModSecurity
12 2 (0.62%) Spring Boot
12 2 (0.62%) Vert.x
Miscellaneous
1 50 (15.38%) Clustering
2 49 (15.08%) Data Centre
3 44 (13.54%) Management Information System
4 28 (8.62%) Enterprise Storage
5 25 (7.69%) Algorithms
6 21 (6.46%) Public Cloud
7 14 (4.31%) Self-Motivation
8 13 (4.00%) Replication
9 10 (3.08%) Mobile App
10 5 (1.54%) Cloud Native
10 5 (1.54%) Mainframe
10 5 (1.54%) Security Operations Centre
11 4 (1.23%) Blackberry
11 4 (1.23%) Cyberthreat
11 4 (1.23%) Enterprise Software
11 4 (1.23%) Hedge funds
11 4 (1.23%) Private Cloud
11 4 (1.23%) Social Media
11 4 (1.23%) Video Conferencing
11 4 (1.23%) Virtual Team
Operating Systems
1 152 (46.77%) Linux
2 122 (37.54%) Windows
3 67 (20.62%) Windows Server
4 38 (11.69%) Red Hat Enterprise Linux
5 35 (10.77%) Windows Server 2012
6 32 (9.85%) Windows Server 2016
7 29 (8.92%) Unix
8 27 (8.31%) Windows Server 2019
9 18 (5.54%) Windows Server 2008
10 16 (4.92%) Windows 10
11 13 (4.00%) Mac OS
12 9 (2.77%) Android
12 9 (2.77%) Apple iOS
12 9 (2.77%) CentOS
13 8 (2.46%) Solaris
14 6 (1.85%) Fedora
14 6 (1.85%) Ubuntu
15 5 (1.54%) AIX
15 5 (1.54%) zOS
16 4 (1.23%) Embedded Linux
Processes & Methodologies
1 93 (28.62%) Infrastructure Engineering
2 69 (21.23%) ITIL
3 63 (19.38%) Agile Software Development
3 63 (19.38%) Change Control
4 62 (19.08%) Problem-Solving
5 45 (13.85%) Information Security
6 44 (13.54%) Change Management
7 43 (13.23%) Cybersecurity
8 39 (12.00%) DevOps
9 37 (11.38%) Cryptography
10 33 (10.15%) Mentoring
11 31 (9.54%) CI/CD
11 31 (9.54%) Validation
12 29 (8.92%) Migration
12 29 (8.92%) Root Cause Analysis
13 27 (8.31%) Kalman Filter
14 26 (8.00%) Network Design
14 26 (8.00%) Software Deployment
14 26 (8.00%) Systems Analysis
15 25 (7.69%) Configuration Management
Programming Languages
1 79 (24.31%) PowerShell
2 46 (14.15%) SQL
3 42 (12.92%) Python
4 31 (9.54%) Bash
5 19 (5.85%) Java
6 15 (4.62%) JavaScript
7 13 (4.00%) Perl
8 11 (3.38%) PHP
9 10 (3.08%) C
9 10 (3.08%) Go
10 5 (1.54%) VB
11 3 (0.92%) C#
11 3 (0.92%) C++
12 2 (0.62%) Groovy
Qualifications
1 79 (24.31%) Security Cleared
2 66 (20.31%) SC Cleared
3 56 (17.23%) Microsoft Certification
4 52 (16.00%) Degree
5 27 (8.31%) DV Cleared
6 26 (8.00%) CISSP
7 21 (6.46%) Cisco Certification
7 21 (6.46%) ITIL Certification
8 20 (6.15%) MCSA
8 20 (6.15%) MCTS
9 14 (4.31%) SANS
10 12 (3.69%) CCNA
10 12 (3.69%) CCNP
11 10 (3.08%) AWS Certification
11 10 (3.08%) SSCP
12 8 (2.46%) Computer Science Degree
13 7 (2.15%) CISA
14 6 (1.85%) (ISC)2 CCSP
14 6 (1.85%) CISM
15 5 (1.54%) VMware Certified Professional (VCP)
Quality Assurance & Compliance
1 31 (9.54%) ISO/IEC 27001
2 19 (5.85%) GDPR
2 19 (5.85%) SLA
3 17 (5.23%) NIST
4 11 (3.38%) PCI DSS
5 8 (2.46%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
6 5 (1.54%) HIPAA
7 4 (1.23%) NCSC
8 2 (0.62%) Cyber Essentials
8 2 (0.62%) HMG Security Policy Framework
8 2 (0.62%) JSP 440
9 1 (0.31%) Data Quality
9 1 (0.31%) ISO 22301
9 1 (0.31%) ISO 9001
9 1 (0.31%) ISO/IEC 20000
9 1 (0.31%) PMO
9 1 (0.31%) QA
System Software
1 176 (54.15%) Active Directory
2 88 (27.08%) VMware Infrastructure
3 41 (12.62%) vSphere
4 39 (12.00%) Hyper-V
5 19 (5.85%) VMware ESXi
6 12 (3.69%) Docker
7 11 (3.38%) Virtual Machines
8 8 (2.46%) Citrix Hypervisor
9 5 (1.54%) OpenAM
9 5 (1.54%) OpenIDM
9 5 (1.54%) RACF
9 5 (1.54%) Terminal Services
9 5 (1.54%) vCloud
10 4 (1.23%) Veritas Cluster Server
10 4 (1.23%) VMware NSX
11 3 (0.92%) NFS
12 2 (0.62%) XenApp
12 2 (0.62%) XenDesktop
13 1 (0.31%) Firmware
13 1 (0.31%) Virtual Desktop
Systems Management
1 69 (21.23%) SCCM
2 34 (10.46%) Ansible
2 34 (10.46%) Terraform
3 27 (8.31%) Active Directory Federation Services
4 26 (8.00%) Single Sign-On
5 24 (7.38%) Kubernetes
6 19 (5.85%) SCOM
7 17 (5.23%) Puppet
8 15 (4.62%) Grafana
9 14 (4.31%) Cisco Prime
9 14 (4.31%) SolarWinds Orion
10 13 (4.00%) Icinga
11 11 (3.38%) Packer
12 10 (3.08%) WSUS
13 9 (2.77%) CA Single Sign-On
14 8 (2.46%) Red Hat Satellite
14 8 (2.46%) vRealize
15 7 (2.15%) SCOrch
16 5 (1.54%) FortiGate
16 5 (1.54%) Oracle Identity Management
Vendors
1 164 (50.46%) Microsoft
2 119 (36.62%) VMware
3 63 (19.38%) Cisco
4 46 (14.15%) Red Hat
5 41 (12.62%) Juniper
6 33 (10.15%) Citrix
7 31 (9.54%) Apple
7 31 (9.54%) F5
8 26 (8.00%) 3PAR
8 26 (8.00%) Scality
9 25 (7.69%) Gemalto
10 24 (7.38%) Fortinet
10 24 (7.38%) Oracle
11 18 (5.54%) Palo Alto
11 18 (5.54%) Remedy
12 17 (5.23%) SolarWinds
13 15 (4.62%) Forcepoint
14 14 (4.31%) Barracuda Networks
14 14 (4.31%) CA
15 13 (4.00%) HP