PKI Contracts in England

Public-Key Infrastructure (PKI)
UK > England

The table below looks at the prevalence of the term PKI in contract job vacancies in England. Included is a benchmarking guide to the contractor rates offered in vacancies that cited PKI over the 6 months leading up to 3 July 2025, comparing them to the same period in the previous two years.

6 months to
3 Jul 2025
Same period 2024 Same period 2023
Rank 316 202 311
Rank change year-on-year -114 +109 +111
Contract jobs citing PKI 187 448 370
As % of all contract jobs advertised in England 0.72% 1.20% 0.78%
As % of the Miscellaneous category 2.06% 3.91% 2.35%
Number of daily rates quoted 150 315 273
10th Percentile £357 £363 £450
25th Percentile £466 £431 £500
Median daily rate (50th Percentile) £550 £550 £600
Median % change year-on-year - -8.33% +4.35%
75th Percentile £617 £619 £698
90th Percentile £688 £675 £775
UK median daily rate £550 £550 £584
% change year-on-year - -5.82% +1.57%
Number of hourly rates quoted 0 4 3
10th Percentile - - £24.40
25th Percentile - - £38.50
Median hourly rate - £23.80 £64.00
Median % change year-on-year - -62.81% +4.07%
75th Percentile - £27.91 £74.50
90th Percentile - £35.32 £79.60
UK median hourly rate - £23.80 £65.00
% change year-on-year - -63.38% -1.52%

All Generic Skills
England

PKI falls under the General and Transferable Skills category. For comparison with the information above, the following table provides summary statistics for all contract job vacancies requiring generic IT skills in England.

Contract vacancies with a requirement for generic IT skills 9,076 11,447 15,742
As % of all contract IT jobs advertised in England 34.76% 30.63% 33.25%
Number of daily rates quoted 5,792 7,375 10,973
10th Percentile £305 £281 £313
25th Percentile £408 £414 £450
Median daily rate (50th Percentile) £525 £550 £563
Median % change year-on-year -4.55% -2.22% +2.27%
75th Percentile £660 £675 £695
90th Percentile £788 £825 £800
UK median daily rate £525 £540 £550
% change year-on-year -2.78% -1.82% -
Number of hourly rates quoted 437 832 523
10th Percentile £15.50 £12.25 £9.80
25th Percentile £18.87 £15.39 £11.87
Median hourly rate £32.77 £37.50 £23.50
Median % change year-on-year -12.61% +59.57% -11.32%
75th Percentile £60.00 £63.75 £62.98
90th Percentile £80.40 £72.50 £77.25
UK median hourly rate £30.50 £36.05 £22.50
% change year-on-year -15.38% +60.20% -16.60%

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
Contractor Daily Rate Trend in England

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

Daily rate trend for PKI in England

PKI
Daily Rate Histogram in England

Daily rate distribution for jobs citing PKI in England over the 6 months to 3 July 2025.

Daily rate histogram for PKI in England

PKI
Contractor Hourly Rate Trend in England

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

Hourly rate trend for PKI in England

PKI
Contract Job Locations in England

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing PKI within the England region over the 6 months to 3 July 2025. 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
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Jobs
London +33 62 £571 +4.82% 32
South West -14 46 £575 +4.55% 16
South East -61 37 £575 -4.96% 22
Midlands -49 19 £383 +2.00% 8
West Midlands -51 18 £383 +2.00% 6
North of England +11 11 £492 -18.00% 15
North West +10 10 £492 -18.00% 11
East of England +23 4 £525 -19.23% 7
North East - 1 £350 - 1
East Midlands - 1 - - 2
PKI
UK

PKI
Co-occurring Skills and Capabilities in England by Category

The follow tables expand on the table above by listing co-occurrences grouped by category. The same employment type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories:

Application Platforms
1 32 (17.11%) Microsoft Exchange
2 18 (9.63%) Confluence
3 15 (8.02%) Apache
4 10 (5.35%) IIS
5 7 (3.74%) Skype for Business
6 6 (3.21%) Camunda
6 6 (3.21%) SharePoint
7 4 (2.14%) Alfresco
8 3 (1.60%) JBoss
9 1 (0.53%) CMS
9 1 (0.53%) Tomcat
Applications
1 16 (8.56%) Microsoft Office
2 3 (1.60%) Chatbot
Business Applications
1 1 (0.53%) Remedy ITSM
Cloud Services
1 62 (33.16%) AWS
2 53 (28.34%) Azure
3 25 (13.37%) Entra ID
4 16 (8.56%) GCP
5 12 (6.42%) IaaS
5 12 (6.42%) PaaS
6 10 (5.35%) Microsoft 365
7 9 (4.81%) OpenShift
8 8 (4.28%) AWS KMS
8 8 (4.28%) Azure DevOps
8 8 (4.28%) Azure Monitor
9 7 (3.74%) Amazon EC2
10 6 (3.21%) Azure Sentinel
11 5 (2.67%) Cloud Computing
11 5 (2.67%) SaaS
11 5 (2.67%) Serverless
12 4 (2.14%) Route 53
12 4 (2.14%) Virtual Private Cloud
13 3 (1.60%) Amazon S3
13 3 (1.60%) AWS CloudTrail
Communications & Networking
1 62 (33.16%) DNS
2 41 (21.93%) Firewall
2 41 (21.93%) VPN
3 35 (18.72%) DHCP
4 23 (12.30%) SSL
5 21 (11.23%) SMTP
6 19 (10.16%) BGP
7 18 (9.63%) IPsec
8 17 (9.09%) Network Security
9 16 (8.56%) MPLS
10 14 (7.49%) WAN
11 13 (6.95%) Unified Communications
12 12 (6.42%) Skype
13 8 (4.28%) TCP/IP
14 7 (3.74%) HTTPS
14 7 (3.74%) Wireless
15 6 (3.21%) Kerberos
16 5 (2.67%) NetScaler
16 5 (2.67%) Radio Access Network
17 4 (2.14%) LAN
Database & Business Intelligence
1 15 (8.02%) MongoDB
2 14 (7.49%) Amazon RDS
3 11 (5.88%) MySQL
4 10 (5.35%) PostgreSQL
4 10 (5.35%) Relational Database
5 9 (4.81%) Big Data
5 9 (4.81%) Elasticsearch
5 9 (4.81%) SQL Server
6 4 (2.14%) NoSQL
7 2 (1.07%) GIS
7 2 (1.07%) Hadoop
7 2 (1.07%) Redis
8 1 (0.53%) Azure SQL Database
8 1 (0.53%) Power BI
Development Applications
1 18 (9.63%) JIRA
2 13 (6.95%) GitLab
3 7 (3.74%) JUnit
4 4 (2.14%) Bitbucket
4 4 (2.14%) Jenkins
4 4 (2.14%) MSI
4 4 (2.14%) Robot Framework
4 4 (2.14%) Sonatype Nexus
5 3 (1.60%) Git
5 3 (1.60%) Gradle
5 3 (1.60%) Maven
6 1 (0.53%) Artifactory
6 1 (0.53%) Fiddler
6 1 (0.53%) Jaeger
6 1 (0.53%) Postman
6 1 (0.53%) SpecFlow
6 1 (0.53%) Terragrunt
General
1 43 (22.99%) Social Skills
2 34 (18.18%) Public Sector
3 19 (10.16%) Analytical Skills
4 12 (6.42%) Military
5 5 (2.67%) Telecoms
6 4 (2.14%) Finance
7 3 (1.60%) Aerospace
7 3 (1.60%) Documentation Skills
7 3 (1.60%) Inclusion and Diversity
8 1 (0.53%) Influencing Skills
8 1 (0.53%) Legal
8 1 (0.53%) Manufacturing
8 1 (0.53%) Organisational Skills
8 1 (0.53%) Presentation Skills
Job Titles
1 28 (14.97%) Infrastructure Engineer
2 26 (13.90%) Architect
3 20 (10.70%) Support Engineer
4 17 (9.09%) Network Engineer
5 16 (8.56%) 3rd Line Engineer
6 15 (8.02%) Senior
7 13 (6.95%) Developer
8 10 (5.35%) 3rd Line Support
8 10 (5.35%) 3rd Line Support Engineer
8 10 (5.35%) Security Architect
9 8 (4.28%) 3rd Line Infrastructure Engineer
9 8 (4.28%) Consultant
9 8 (4.28%) DevOps Engineer
9 8 (4.28%) ForgeRock Engineer
9 8 (4.28%) Wintel Engineer
10 7 (3.74%) 2nd Line Support
10 7 (3.74%) Administrator
10 7 (3.74%) Infrastructure Support
10 7 (3.74%) Lead
10 7 (3.74%) Systems Administrator
Libraries, Frameworks & Software Standards
1 13 (6.95%) OAuth
2 12 (6.42%) Kafka
2 12 (6.42%) OpenID
3 10 (5.35%) HTML
3 10 (5.35%) OAuth2
3 10 (5.35%) Spring
3 10 (5.35%) Spring Boot
4 9 (4.81%) .NET
5 8 (4.28%) AngularJS
5 8 (4.28%) SOAP
6 7 (3.74%) Keycloak
6 7 (3.74%) NETCONF
6 7 (3.74%) RESTCONF
6 7 (3.74%) SAML
6 7 (3.74%) XML
7 6 (3.21%) Hibernate
7 6 (3.21%) JDBC
7 6 (3.21%) LDAP
7 6 (3.21%) REST
7 6 (3.21%) Web Services
Miscellaneous
1 22 (11.76%) Data Centre
2 16 (8.56%) Clustering
3 9 (4.81%) Management Information System
4 7 (3.74%) Replication
4 7 (3.74%) Taxonomies
5 6 (3.21%) Algorithms
6 5 (2.67%) Security Posture
7 4 (2.14%) Cyber Threat
7 4 (2.14%) Onboarding
8 3 (1.60%) Cloud Native
8 3 (1.60%) Cyber Defence
8 3 (1.60%) Self-Motivation
9 2 (1.07%) CSOC
9 2 (1.07%) Hybrid Cloud
9 2 (1.07%) Security Operations Centre
9 2 (1.07%) Smart Meter
10 1 (0.53%) Cyberattack
10 1 (0.53%) Data Protection Act
10 1 (0.53%) Enterprise Software
10 1 (0.53%) Private Cloud
Operating Systems
1 78 (41.71%) Windows
2 57 (30.48%) Windows Server
3 35 (18.72%) Linux
4 13 (6.95%) Windows 10
5 12 (6.42%) Windows Server 2003
5 12 (6.42%) Windows Server 2012
6 11 (5.88%) Windows Server 2016
7 9 (4.81%) Windows Server 2019
8 7 (3.74%) Red Hat Enterprise Linux
9 5 (2.67%) CentOS
10 3 (1.60%) Oracle Linux
10 3 (1.60%) Solaris
11 1 (0.53%) Apple iOS
11 1 (0.53%) Mac OS
11 1 (0.53%) SUSE
11 1 (0.53%) Ubuntu
11 1 (0.53%) Unix
11 1 (0.53%) VMS
Processes & Methodologies
1 41 (21.93%) Agile
2 39 (20.86%) DevOps
3 31 (16.58%) Infrastructure Engineering
4 27 (14.44%) Problem-Solving
5 22 (11.76%) CI/CD
6 21 (11.23%) Cloud Security
6 21 (11.23%) Identity Access Management
7 20 (10.70%) Microservices
7 20 (10.70%) Service Management
8 19 (10.16%) Mentoring
9 18 (9.63%) High Availability
10 17 (9.09%) ITIL
11 16 (8.56%) Critical Thinking
11 16 (8.56%) Cybersecurity
12 15 (8.02%) Migration
13 14 (7.49%) Cryptography
13 14 (7.49%) DevSecOps
13 14 (7.49%) Key Management
13 14 (7.49%) System Testing
13 14 (7.49%) Test Automation
Programming Languages
1 57 (30.48%) PowerShell
2 31 (16.58%) Python
3 24 (12.83%) Java
4 21 (11.23%) SQL
5 14 (7.49%) JavaScript
6 6 (3.21%) Shell Script
7 5 (2.67%) C#
8 4 (2.14%) Bash
8 4 (2.14%) PHP
9 3 (1.60%) VB
10 2 (1.07%) Kusto Query Language
10 2 (1.07%) VBScript
11 1 (0.53%) Bicep
11 1 (0.53%) C++
11 1 (0.53%) Go
11 1 (0.53%) Perl
11 1 (0.53%) Ruby
11 1 (0.53%) T-SQL
Qualifications
1 123 (65.78%) Security Cleared
2 75 (40.11%) SC Cleared
3 54 (28.88%) DV Cleared
4 38 (20.32%) Degree
5 15 (8.02%) Cisco Certification
6 13 (6.95%) Microsoft Certification
7 9 (4.81%) CCNP
8 8 (4.28%) AWS Certification
9 6 (3.21%) CISSP
9 6 (3.21%) MCSE
10 5 (2.67%) CCIE
11 4 (2.14%) Azure Certification
12 3 (1.60%) CISA
12 3 (1.60%) CISM
12 3 (1.60%) CRISC
12 3 (1.60%) GIAC
12 3 (1.60%) PMI Certification
12 3 (1.60%) PMP
12 3 (1.60%) SANS
12 3 (1.60%) VMware Certified Professional (VCP)
Quality Assurance & Compliance
1 14 (7.49%) NIST
2 11 (5.88%) ISO/IEC 27001
3 10 (5.35%) NCSC
4 6 (3.21%) GDPR
5 5 (2.67%) SOC 2
6 2 (1.07%) FIPS 140-2
6 2 (1.07%) Government Security Classifications
6 2 (1.07%) HMG Security Policy Framework
6 2 (1.07%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
6 2 (1.07%) NIST 800
6 2 (1.07%) PCI DSS
6 2 (1.07%) QA
6 2 (1.07%) SLA
7 1 (0.53%) COBIT
7 1 (0.53%) Cyber Essentials
7 1 (0.53%) Cyber Essentials PLUS
7 1 (0.53%) HIPAA
7 1 (0.53%) JSP 440
System Software
1 76 (40.64%) Active Directory
2 40 (21.39%) VMware Infrastructure
3 25 (13.37%) Docker
4 24 (12.83%) Hyper-V
4 24 (12.83%) VMware ESXi
5 10 (5.35%) BitLocker
5 10 (5.35%) Microsoft App-V
5 10 (5.35%) Terminal Services
6 8 (4.28%) vSphere
7 7 (3.74%) Virtual Machines
7 7 (3.74%) Virtual Servers
8 6 (3.21%) Microsoft Virtual Server
9 5 (2.67%) XenApp
9 5 (2.67%) XenDesktop
10 3 (1.60%) Apache ZooKeeper
11 2 (1.07%) Virtual Desktop
12 1 (0.53%) Firmware
12 1 (0.53%) VMware NSX
Systems Management
1 36 (19.25%) Ansible
2 32 (17.11%) Kubernetes
3 23 (12.30%) Terraform
4 17 (9.09%) WSUS
5 16 (8.56%) Single Sign-On
6 13 (6.95%) Microsoft Intune
7 12 (6.42%) vCenter Server
8 11 (5.88%) Puppet
9 10 (5.35%) vMotion
10 9 (4.81%) Nagios
11 7 (3.74%) SCCM
12 6 (3.21%) Microsoft Clustering
13 4 (2.14%) Active Directory Federation Services
13 4 (2.14%) OPNET
13 4 (2.14%) Progress Chef
13 4 (2.14%) WMI
14 3 (1.60%) SCOM
15 2 (1.07%) Check_MK
15 2 (1.07%) Grafana
15 2 (1.07%) McAfee ePO
Vendors
1 80 (42.78%) Microsoft
2 55 (29.41%) VMware
3 18 (9.63%) Cisco
4 16 (8.56%) Citrix
5 15 (8.02%) HP
6 14 (7.49%) Google
7 13 (6.95%) Atlassian
8 12 (6.42%) Juniper
9 10 (5.35%) ForgeRock
10 9 (4.81%) Symantec
11 8 (4.28%) Oracle
12 7 (3.74%) Dell
12 7 (3.74%) Fortinet
12 7 (3.74%) Ping Identity
12 7 (3.74%) Veeam
13 6 (3.21%) Splunk
14 5 (2.67%) Ericsson
14 5 (2.67%) IBM
14 5 (2.67%) Palo Alto
14 5 (2.67%) Thales