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 3 months to 28 May 2017 with a comparison to the same period over the previous 2 years.

Public-Key Infrastructure (PKI)
UK
3 months to
28 May 2017
Same period 2016 Same period 2015
Rank 670 583 753
Rank change year-on-year -87 +170  
Permanent jobs citing PKI 188 347 221
As % of all permanent IT jobs advertised in the UK 0.22% 0.35% 0.20%
As % of the Miscellaneous category 0.53% 0.83% 0.50%
Number of salaries quoted 129 265 144
Median salary £54,000 £58,500 £55,000
Median salary % change year-on-year -7.69% +6.36%  
90% offered a salary of more than £37,000 £40,000 £37,000
10% offered a salary of more than £80,000 £70,000 £70,000
UK excluding London median salary £52,500 £53,000 £49,500
% change year-on-year -0.94% +7.07%  

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 35288 41896 44191
As % of all permanent IT job vacancies advertised in the UK 41.51% 42.02% 40.88%
Number of salaries quoted 28128 34157 35030
Median salary £50,000 £50,000 £47,500
Median salary % change year-on-year - +5.26%  
90% offered a salary of more than £30,000 £30,000 £28,000
10% offered a salary of more than £80,000 £75,000 £77,500
UK excluding London median salary £42,500 £42,500 £40,000
% change year-on-year - +6.25%  

PKI
Job Vacancy Trend

The job posting trend of jobs advertised 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 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 3 months to 28 May 2017.

Salary histogram for PKI in the UK

PKI
Top 30 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 3 months to 28 May 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
England -69 173 £55,000 -4.34% 38
London +27 78 £55,000 -8.33% 14
South East +15 50 £60,000 +14.28% 7
City of London +42 23 £38,625 -28.13% 3
North West -31 16 £33,250 -30.00% 3
Surrey +34 14 £90,000 +50.00% 2
Berkshire -4 13 £52,500 - 1
Oxfordshire - 11 £47,500 - 2
South West -20 9 £40,000 -33.33% 3
East of England -11 8 £47,500 -10.37% 1
Cheshire - 8 £28,500 - 1
West Midlands +9 7 £64,856 +8.09% 8
Reading +3 7 £52,500 +25.00% 1
Hampshire +28 6 £35,000 -30.00% 2
Manchester -27 6 £35,000 -29.29% 2
Oxford - 6 £35,000 - 1
Scotland +11 5 - -
Knutsford - 5 - - 1
Glasgow +23 4 - -
Chelmsford - 4 £48,750 -
Essex - 4 £48,750 -
East Midlands +15 3 £65,000 +40.54% 1
Buckinghamshire +6 3 £31,250 -40.47%
Cambridgeshire -4 3 - -
Somerset -10 3 - -
Cambridge -17 3 - -
Bristol -22 3 £40,000 -36.00%
Wiltshire - 3 £40,000 - 1
Farnborough - 3 - - 1
Bath - 3 - -

For the 6 months to 28 May 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.

1 196 (47.00%) Windows
2 178 (42.69%) Active Directory
3 171 (41.01%) Microsoft
4 151 (36.21%) VMware
5 132 (31.65%) DNS
6 121 (29.02%) Linux
7 115 (27.58%) Firewall
8 114 (27.34%) Windows Server
9 104 (24.94%) Cisco
10 102 (24.46%) DHCP
11 90 (21.58%) VMware Infrastructure
11 90 (21.58%) Hyper-V
12 85 (20.38%) Security Cleared
13 80 (19.18%) Degree
14 79 (18.94%) ITIL
15 78 (18.71%) Windows Server 2012
16 70 (16.79%) Oracle
17 69 (16.55%) Microsoft Azure
18 67 (16.07%) MS Exchange
18 67 (16.07%) SC Cleared
19 66 (15.83%) SCOM
19 66 (15.83%) PowerShell
19 66 (15.83%) Agile Software Development
20 65 (15.59%) Information Security
20 65 (15.59%) DevOps
21 64 (15.35%) Amazon AWS
22 63 (15.11%) VPN
23 62 (14.87%) Identity Management
24 56 (13.43%) Data Centre
25 55 (13.19%) Skype for Business

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 67 (16.07%) MS Exchange
2 55 (13.19%) Skype for Business
3 35 (8.39%) IIS
4 32 (7.67%) Exchange Server 2010
5 30 (7.19%) Exchange Server 2013
6 28 (6.71%) SharePoint
7 25 (6.00%) Elasticsearch
8 24 (5.76%) Apache
8 24 (5.76%) Apache Pig
8 24 (5.76%) Apache Spark
9 14 (3.36%) Exchange Server 2007
9 14 (3.36%) Tomcat
10 13 (3.12%) SharePoint 2013
11 11 (2.64%) Confluence
12 6 (1.44%) WebSphere
13 5 (1.20%) WebLogic
14 4 (0.96%) JBoss
15 3 (0.72%) Cloud Foundry
15 3 (0.72%) MQSeries
16 2 (0.48%) Exchange Server 2000
Applications
1 11 (2.64%) Microsoft Office
2 4 (0.96%) Microsoft Excel
3 3 (0.72%) Microsoft PowerPoint
4 1 (0.24%) Microsoft Project
4 1 (0.24%) MS Visio
Business Applications
1 5 (1.20%) Remedy ITSM
2 1 (0.24%) Oracle EBS
2 1 (0.24%) SAP Oil and Gas
2 1 (0.24%) Workfront
Cloud Services
1 69 (16.55%) Microsoft Azure
2 64 (15.35%) Amazon AWS
3 42 (10.07%) PaaS
4 41 (9.83%) IaaS
4 41 (9.83%) Office 365
5 17 (4.08%) AWS CloudFormation
6 15 (3.60%) Azure Active Directory
7 14 (3.36%) SaaS
8 12 (2.88%) Amazon CloudWatch
8 12 (2.88%) Amazon EC2
8 12 (2.88%) Amazon S3
9 10 (2.40%) Amazon SQS
10 9 (2.16%) Virtual Private Cloud
11 5 (1.20%) G Suite
12 4 (0.96%) Cloud Computing
13 1 (0.24%) Amazon ELB
13 1 (0.24%) GitHub
13 1 (0.24%) Route 53
13 1 (0.24%) SoftLayer
13 1 (0.24%) Sumo Logic
Communications & Networking
1 132 (31.65%) DNS
2 115 (27.58%) Firewall
3 102 (24.46%) DHCP
4 63 (15.11%) VPN
5 51 (12.23%) Skype
6 43 (10.31%) Network Security
6 43 (10.31%) SAN
7 42 (10.07%) SSL
8 40 (9.59%) LDAP
9 39 (9.35%) WAN
10 32 (7.67%) Internet
11 31 (7.43%) Kerberos
12 29 (6.95%) IPsec
13 28 (6.71%) LAN
14 23 (5.52%) Fibre Channel
14 23 (5.52%) iSCSI
15 22 (5.28%) Cisco Nexus
15 22 (5.28%) NetScaler
16 21 (5.04%) SSH
17 20 (4.80%) Cisco ASA
Database & Business Intelligence
1 36 (8.63%) SQL Server
2 34 (8.15%) Hadoop
2 34 (8.15%) MySQL
3 29 (6.95%) MongoDB
3 29 (6.95%) Relational Database
4 27 (6.47%) RDBMS
5 26 (6.24%) Big Data
6 24 (5.76%) Apache Hive
7 14 (3.36%) Amazon RDS
8 11 (2.64%) PostgreSQL
9 7 (1.68%) NoSQL
9 7 (1.68%) Oracle Database
10 6 (1.44%) Oracle Database 11g
11 5 (1.20%) Apache Cassandra
12 4 (0.96%) Couchbase
12 4 (0.96%) DB2
13 3 (0.72%) OLTP
13 3 (0.72%) Oracle ODI
13 3 (0.72%) Redis
14 2 (0.48%) Oracle Exadata
Development Applications
1 24 (5.76%) Jenkins
2 17 (4.08%) JIRA
3 16 (3.84%) Git (software)
4 12 (2.88%) Atlassian Bamboo
4 12 (2.88%) TeamCity
5 11 (2.64%) Octopus Deploy
6 6 (1.44%) Bitbucket
7 3 (0.72%) Oracle APEX
8 2 (0.48%) Ant
8 2 (0.48%) Eclipse
8 2 (0.48%) Hudson
8 2 (0.48%) Maven
8 2 (0.48%) Mercurial
9 1 (0.24%) Metasploit
9 1 (0.24%) Selenium
9 1 (0.24%) Vagrant
General
1 47 (11.27%) Finance
2 23 (5.52%) Banking
3 19 (4.56%) Telecoms
4 13 (3.12%) Law
5 12 (2.88%) Military
6 10 (2.40%) Marketing
7 5 (1.20%) Investment Banking
7 5 (1.20%) Retail
8 4 (0.96%) Legal
9 2 (0.48%) Italian Language
9 2 (0.48%) Manufacturing
9 2 (0.48%) Spanish Language
10 1 (0.24%) Billing
10 1 (0.24%) Electronics
10 1 (0.24%) Financial Institution
10 1 (0.24%) German Language
10 1 (0.24%) Japanese Language
10 1 (0.24%) Multimedia
Job Titles
1 79 (18.94%) Analyst
2 76 (18.23%) Architect
3 59 (14.15%) Infrastructure Engineer
4 49 (11.75%) Security Engineer
5 46 (11.03%) Security Architect
6 32 (7.67%) Consultant
7 31 (7.43%) Security Analyst
8 29 (6.95%) Systems Engineer
9 22 (5.28%) Infrastructure Analyst
9 22 (5.28%) Network Engineer
10 21 (5.04%) Exchange Engineer
11 20 (4.80%) DevOps Engineer
11 20 (4.80%) Messaging Engineer
12 19 (4.56%) Support Engineer
13 18 (4.32%) Windows Engineer
14 17 (4.08%) Active Directory Engineer
14 17 (4.08%) Wintel Engineer
15 16 (3.84%) Developer
16 15 (3.60%) Cloud Engineer
17 14 (3.36%) Infrastructure Architect
Libraries, Frameworks & Software Standards
1 39 (9.35%) Middleware
2 25 (6.00%) SAML
3 24 (5.76%) Java EE
4 23 (5.52%) Spring
5 22 (5.28%) Apache Camel
5 22 (5.28%) Hibernate
6 19 (4.56%) Node.js
7 17 (4.08%) CSS
7 17 (4.08%) CSS3
7 17 (4.08%) HTML
7 17 (4.08%) HTML5
7 17 (4.08%) Web Services
8 16 (3.84%) AngularJS
8 16 (3.84%) jQuery
9 14 (3.36%) LAMP
10 9 (2.16%) Elastic Stack
11 8 (1.92%) XMPP
12 6 (1.44%) Oracle GoldenGate
13 5 (1.20%) JSON
13 5 (1.20%) REST
Miscellaneous
1 56 (13.43%) Data Centre
2 51 (12.23%) Computer Science
3 42 (10.07%) Analytical Skills
4 29 (6.95%) Management Information System
5 28 (6.71%) Security Operations Centre
6 21 (5.04%) Clustering
7 15 (3.60%) Linux Command Line
8 12 (2.88%) Enterprise Storage
9 11 (2.64%) BYOD
9 11 (2.64%) Private Cloud
10 10 (2.40%) CESG
10 10 (2.40%) Replication
10 10 (2.40%) Smartcard
11 9 (2.16%) Algorithms
11 9 (2.16%) Derivative
11 9 (2.16%) Greenfield Project
12 8 (1.92%) VxBlock/Vblock
13 7 (1.68%) Client/Server
13 7 (1.68%) Enterprise Software
14 6 (1.44%) Smart Meter
Operating Systems
1 196 (47.00%) Windows
2 121 (29.02%) Linux
3 114 (27.34%) Windows Server
4 78 (18.71%) Windows Server 2012
5 48 (11.51%) Windows Server 2008
6 29 (6.95%) Unix
7 28 (6.71%) Red Hat Enterprise Linux
8 21 (5.04%) CentOS
9 20 (4.80%) Mac OS X
10 19 (4.56%) Solaris
10 19 (4.56%) Ubuntu
11 18 (4.32%) Windows Server 2003
12 16 (3.84%) Debian
13 11 (2.64%) AIX
13 11 (2.64%) Data ONTAP
13 11 (2.64%) Kali Linux
14 9 (2.16%) VMS
15 8 (1.92%) Windows 2000
15 8 (1.92%) Windows NT
16 3 (0.72%) Windows 10
Processes & Methodologies
1 79 (18.94%) ITIL
2 66 (15.83%) Agile Software Development
3 65 (15.59%) DevOps
3 65 (15.59%) Information Security
4 62 (14.87%) Identity Management
5 54 (12.95%) Cybersecurity
5 54 (12.95%) Multi-Factor Authentication
6 49 (11.75%) Security Architecture
7 46 (11.03%) High Availability
8 43 (10.31%) Data Protection
9 42 (10.07%) SIEM
10 40 (9.59%) Fraud Detection
11 35 (8.39%) Security Operations
12 33 (7.91%) Analytics
13 32 (7.67%) Time Management
14 30 (7.19%) Disaster Recovery
14 30 (7.19%) Kalman Filter
15 28 (6.71%) Vulnerability Management
16 27 (6.47%) Patch Management
16 27 (6.47%) Threat Analysis
Programming Languages
1 66 (15.83%) PowerShell
2 44 (10.55%) Java
3 39 (9.35%) SQL
4 35 (8.39%) Python
5 32 (7.67%) Perl
6 25 (6.00%) C
7 22 (5.28%) JavaScript
8 20 (4.80%) C#
9 19 (4.56%) Ruby
10 15 (3.60%) VB
11 14 (3.36%) Shell Script
12 7 (1.68%) C++
13 5 (1.20%) Bash Shell
14 2 (0.48%) Assembly Language
14 2 (0.48%) CLIST
14 2 (0.48%) JCL
14 2 (0.48%) Objective-C
14 2 (0.48%) PHP
14 2 (0.48%) REXX
14 2 (0.48%) VBScript
Qualifications
1 85 (20.38%) Security Cleared
2 80 (19.18%) Degree
3 67 (16.07%) SC Cleared
4 41 (9.83%) Cisco Certification
5 38 (9.11%) Microsoft Certification
6 26 (6.24%) MCSE
7 25 (6.00%) CISSP
8 21 (5.04%) CCNP
9 19 (4.56%) CCSP
9 19 (4.56%) CESG Certified Professional
9 19 (4.56%) DV Cleared
10 18 (4.32%) CISM
11 17 (4.08%) Numerate Degree
12 15 (3.60%) CCDP
13 14 (3.36%) CCNA
14 13 (3.12%) MCSA
15 12 (2.88%) VMware Certified Professional (VCP)
16 11 (2.64%) AWS Certification
16 11 (2.64%) Computer Science Degree
17 9 (2.16%) CCSA
Quality Assurance & Compliance
1 40 (9.59%) ISO/IEC 27001
2 28 (6.71%) PCI DSS
3 17 (4.08%) SLA
4 13 (3.12%) QA
5 8 (1.92%) Cyber Essentials
6 3 (0.72%) FISMA
7 2 (0.48%) COBIT
7 2 (0.48%) FIPS 140-2
7 2 (0.48%) ISO 22301
7 2 (0.48%) ISO/IEC 27002
8 1 (0.24%) COSO
8 1 (0.24%) HMG Security Policy Framework
8 1 (0.24%) SAS 70
System Software
1 178 (42.69%) Active Directory
2 90 (21.58%) Hyper-V
2 90 (21.58%) VMware Infrastructure
3 51 (12.23%) vSphere
4 24 (5.76%) XenDesktop
5 22 (5.28%) Virtual Machines
5 22 (5.28%) XenApp
6 16 (3.84%) NFS
6 16 (3.84%) VMware ESXi
7 15 (3.60%) Snort
8 11 (2.64%) Docker
9 8 (1.92%) Forefront TMG
9 8 (1.92%) ISA Server
9 8 (1.92%) pfSense
9 8 (1.92%) UAG
9 8 (1.92%) vCloud
9 8 (1.92%) Veritas Cluster Server
10 3 (0.72%) ProxySG
10 3 (0.72%) Terminal Services
10 3 (0.72%) VMware Workstation
Systems Management
1 66 (15.83%) SCOM
2 44 (10.55%) vCenter Server
3 30 (7.19%) Ansible
3 30 (7.19%) Puppet
3 30 (7.19%) SCCM
4 19 (4.56%) WSUS
5 18 (4.32%) Opscode Chef
6 15 (3.60%) OSSEC
6 15 (3.60%) vMotion
7 13 (3.12%) Cisco Prime
7 13 (3.12%) Terraform
8 12 (2.88%) Nessus
9 10 (2.40%) Microsoft Clustering
10 9 (2.16%) Salt
11 8 (1.92%) Kubernetes
11 8 (1.92%) WMI
12 7 (1.68%) Consul
12 7 (1.68%) EMC Navisphere
12 7 (1.68%) NetBackup
12 7 (1.68%) Packer
Vendors
1 171 (41.01%) Microsoft
2 151 (36.21%) VMware
3 104 (24.94%) Cisco
4 70 (16.79%) Oracle
5 36 (8.63%) Citrix
5 36 (8.63%) Juniper
6 33 (7.91%) HP
7 26 (6.24%) F5
7 26 (6.24%) Red Hat
8 21 (5.04%) MobileIron
9 19 (4.56%) Palo Alto
10 18 (4.32%) McAfee
11 17 (4.08%) Atlassian
11 17 (4.08%) LogRhythm
12 16 (3.84%) CA
12 16 (3.84%) CheckPoint
12 16 (3.84%) SolarWinds
13 15 (3.60%) EMC
13 15 (3.60%) Sourcefire
14 14 (3.36%) NetApp
Birmingham, West Midlands (County)
Harvey Nash plc
Salary: £40000 - £60000 per annum
Posted: 2 days ago
Manchester, Lancashire
EMBS Ltd
Salary: £75k per year + Car allowance & Bens
Posted: 2 days ago
London
Oblix IT
Salary: From £30,000 to £45,000 per annum
Posted: 3 days ago
London
Ticketmaster
Salary: Competitive
Posted: 3 days ago
City, London
ANSON MCCADE
Salary: £45,000 - £62,000 and excellent benefits / equity
Posted: 4 days ago
Telford, Shropshire
ANSON MCCADE
Salary: UKP 60000 per year
Posted: 4 days ago
Birmingham, West Midlands (County)
ANSON MCCADE
Salary: UKP 60000 per year
Posted: 4 days ago
Wolverhampton, West Midlands (County)
ANSON MCCADE
Salary: UKP 60000 per year
Posted: 4 days ago
Oxford, Oxfordshire
Haybrook IT Resourcing Ltd
Salary: Up to £50,000 + £5,000 on-call bonus + 7.5% bonus + Great Benefits
Posted: 3 days ago
City, London
Reflex Computer Recruitment Ltd
Salary: Benefits + Pension
Posted: 3 days ago
East Midlands
Capgemini
Posted: 2 days ago
London
Lorien Resourcing
Salary: Excellent Benefits & Bonus
Posted: 6 days ago
Manchester, Lancashire
Harvey Nash plc
Salary: £45000 - £55000 per annum
Posted: 6 days ago
Staines, Middlesex
Bupa
Salary: Competitive salary + excellent benefits
Posted: 6 days ago
Knutsford, Cheshire
TEKsystems
Salary: £40000 - £60000 per annum + Benefits
Posted: 6 days ago
West Midlands
HM Revenue and Customs
Salary: £67,925 - £71,500
Posted: 9 days ago
London
Ampersand Consulting
Salary: £80000 - £90000 per annum + £8500 CAR, £16000 BONUS
Posted: 6 days ago
Telford, West Midlands
RCDTS
Salary: £67,925 - £71,500
Posted: 10 days ago
Farnborough
Leidos
Posted: 24 days ago
Dunstable, Bedfordshire
Sopra Banking Software UK
Salary: From £30,000 to £35,000 per annum Competitive salary + excellent benef
Posted: 16 days ago
England
Computer Futures
Salary: £70000 - £80000 per annum + commission
Posted: 6 days ago
UK
Computer Futures
Salary: £70000 - £80000 per annum + commission
Posted: 5 days ago
Stafford, Staffordshire
Boeing
Salary: Competitive
Posted: 17 days ago
London
Computer Futures
Salary: £70000 - £95000 per annum + Bonus & Pension
Posted: 18 days ago
Leeds
BAE SYSTEMS
Salary: Competitive + Benefits
Posted: 22 days ago
Gloucester|Guildford
BAE SYSTEMS
Salary: Competitive + Benefits
Posted: 24 days ago
Reading, Berkshire
CGI
Salary: £45000 - £70000 per annum + benefits
Posted: 23 days ago
London
Client Server
Salary: £80,000 to £120,000 + bonus + benefits
Posted: 12 days ago
London
Ampersand Consulting
Salary: £80000 per annum + £8000 CAR, £16000 BONUS
Posted: 21 days ago
London
Client Server
Salary: £90k to £120k + bonus + benefits
Posted: 19 days ago