PKI Contract Job Trends 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 19 May 2026, comparing them to the same period in the previous two years.

6 months to
19 May 2026
Same period 2025 Same period 2024
Rank 365 314 182
Rank change year-on-year -51 -132 +123
Contract jobs citing PKI 220 165 459
As % of all contract jobs in England 0.54% 0.68% 1.26%
As % of the Miscellaneous category 1.68% 1.99% 4.11%
Number of daily rates quoted 149 129 326
10th Percentile £412 £419 £363
25th Percentile £463 £500 £438
Median daily rate (50th Percentile) £550 £575 £550
Median % change year-on-year -4.35% +4.55% -8.33%
75th Percentile £643 £625 £625
90th Percentile £725 £703 £677
UK median daily rate £550 £566 £550
% change year-on-year -2.87% +2.95% -4.35%
Number of hourly rates quoted 3 0 3
10th Percentile £47.22 - -
25th Percentile £56.01 - -
Median hourly rate £71.33 - £23.80
75th Percentile £72.27 - £32.03
90th Percentile £72.43 - £36.96
UK median hourly rate £71.33 - £23.80
% change year-on-year - - -63.38%

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 13,103 8,301 11,172
As % of all contract IT jobs advertised in England 31.93% 34.12% 30.67%
Number of daily rates quoted 8,284 5,429 7,323
10th Percentile £313 £300 £267
25th Percentile £413 £413 £413
Median daily rate (50th Percentile) £515 £538 £550
Median % change year-on-year -4.19% -2.27% -3.93%
75th Percentile £626 £673 £675
90th Percentile £750 £788 £800
UK median daily rate £510 £525 £540
% change year-on-year -2.86% -2.78% -1.82%
Number of hourly rates quoted 657 335 817
10th Percentile £16.01 £16.67 £12.25
25th Percentile £21.00 £20.88 £15.17
Median hourly rate £45.00 £34.00 £34.00
Median % change year-on-year +32.35% - +51.21%
75th Percentile £70.00 £64.50 £61.30
90th Percentile £85.40 £84.30 £70.00
UK median hourly rate £41.94 £32.05 £31.50
% change year-on-year +30.86% +1.75% +41.51%

PKI
Job Vacancy Trend in England

Historical trend showing the proportion of contract IT job postings citing PKI relative to all contract IT jobs advertised in England.

PKI job vacancy trend in England

PKI
Daily Rate Trend in England

Contractor daily rate distribution trend for jobs in England citing PKI.

Contractor daily rate distribution trend for jobs in England citing PKI

PKI
Daily Rate Histogram in England

Daily rate distribution for jobs citing PKI in England over the 6 months to 19 May 2026.

Daily rate histogram for PKI in England

PKI
Hourly Rate Trend in England

Contractor hourly rate distribution trend for jobs in England citing PKI.

Contractor hourly rate distribution trend for jobs in England citing PKI

PKI
Hourly Rate Histogram in England

Hourly rate distribution of jobs citing PKI in England over the 6 months to 19 May 2026.

Hourly rate histogram 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 19 May 2026. 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
South East -4 95 £600 +4.35% 32
London -48 61 £550 -5.17% 19
North of England -47 29 £482 -2.03% 4
North West -29 17 £422 -14.33% 3
South West -49 15 £540 -6.09% 3
West Midlands -62 13 £450 +5.88% 5
Midlands -68 13 £450 +5.88% 9
Yorkshire -41 12 £482 -33.52% 1
East of England -28 4 £400 -23.81% 5
PKI
UK

PKI
Co-Occurring Skills & Capabilities in England by Category

The following tables expand on the one above by listing co-occurrences grouped by category. They cover the same employment type, locality and period, with up to 20 co-occurrences shown in each category:

Application Platforms
1 7 (3.18%) Confluence
2 5 (2.27%) Microsoft Exchange
2 5 (2.27%) SharePoint
3 3 (1.36%) IIS
4 1 (0.45%) ArcGIS
4 1 (0.45%) Exchange Server 2010
4 1 (0.45%) nginx
Applications
1 3 (1.36%) Microsoft Office
Business Applications
1 9 (4.09%) Remedy ITSM
2 1 (0.45%) Cloudability
Cloud Services
1 56 (25.45%) Azure
2 49 (22.27%) AWS
3 20 (9.09%) Entra ID
4 16 (7.27%) Microsoft 365
5 13 (5.91%) GCP
6 10 (4.55%) Power Platform
7 9 (4.09%) OpenShift
8 7 (3.18%) IaaS
8 7 (3.18%) PaaS
9 6 (2.73%) Azure Key Vault
10 5 (2.27%) AWS KMS
11 4 (1.82%) Amazon EKS
11 4 (1.82%) Azure DevOps
12 3 (1.36%) SaaS
13 2 (0.91%) OneDrive
13 2 (0.91%) Virtual Private Cloud
14 1 (0.45%) GitHub
14 1 (0.45%) Google Workspace
14 1 (0.45%) Power Automate
14 1 (0.45%) Route 53
Communications & Networking
1 54 (24.55%) DNS
1 54 (24.55%) Firewall
2 39 (17.73%) BGP
2 39 (17.73%) DHCP
3 33 (15.00%) WAN
4 29 (13.18%) LAN
4 29 (13.18%) OSPF
5 28 (12.73%) VPN
6 26 (11.82%) Ethernet VPN
6 26 (11.82%) Network Security
6 26 (11.82%) VXLAN
7 25 (11.36%) BIG-IP
7 25 (11.36%) Cisco ISE
8 24 (10.91%) Junos
9 18 (8.18%) SSL
10 10 (4.55%) MPLS
11 8 (3.64%) SMTP
11 8 (3.64%) TACACS
12 7 (3.18%) IPsec
12 7 (3.18%) Wireless
Database & Business Intelligence
1 10 (4.55%) SQL Server
2 9 (4.09%) Power BI
3 8 (3.64%) Elasticsearch
4 2 (0.91%) Metadata
4 2 (0.91%) MongoDB
4 2 (0.91%) MySQL
4 2 (0.91%) PostgreSQL
5 1 (0.45%) Amazon QuickSight
5 1 (0.45%) Amazon RDS
Development Applications
1 10 (4.55%) JIRA
2 7 (3.18%) Robot Framework
3 6 (2.73%) GitLab
3 6 (2.73%) Sonatype Nexus
4 4 (1.82%) Git
5 3 (1.36%) Jenkins
6 2 (0.91%) MSI
6 2 (0.91%) Terragrunt
7 1 (0.45%) Burp Suite
7 1 (0.45%) Cucumber
7 1 (0.45%) Gatling
7 1 (0.45%) Gradle
7 1 (0.45%) JUnit
7 1 (0.45%) LoadRunner
7 1 (0.45%) REST Assured
7 1 (0.45%) SonarQube
General
1 22 (10.00%) Public Sector
2 20 (9.09%) Finance
2 20 (9.09%) Social Skills
3 7 (3.18%) Analytical Skills
4 5 (2.27%) Documentation Skills
5 4 (1.82%) Banking
5 4 (1.82%) Military
6 3 (1.36%) Retail
7 2 (0.91%) Local Government
8 1 (0.45%) Back Office
8 1 (0.45%) Inclusion and Diversity
8 1 (0.45%) Law
8 1 (0.45%) Legal
Job Titles
1 38 (17.27%) Architect
2 34 (15.45%) Senior
3 33 (15.00%) Infrastructure Engineer
4 19 (8.64%) Network Engineer
5 17 (7.73%) 3rd Line Engineer
6 14 (6.36%) Firewall Specialist
6 14 (6.36%) Network Specialist
7 11 (5.00%) Storage Engineer
8 10 (4.55%) Security Engineer
8 10 (4.55%) Senior Architect
8 10 (4.55%) Senior Network Engineer
9 9 (4.09%) 3rd Line Infrastructure Engineer
10 8 (3.64%) Senior Infrastructure Engineer
10 8 (3.64%) Support Engineer
11 7 (3.18%) Administrator
11 7 (3.18%) DevOps Engineer
11 7 (3.18%) NetApp Engineer
12 6 (2.73%) ITSM Architect
12 6 (2.73%) Linux Engineer
12 6 (2.73%) Technical Architect
Libraries, Frameworks & Software Standards
1 32 (14.55%) 802.1X
2 11 (5.00%) LDAP
2 11 (5.00%) REST
3 10 (4.55%) OpenID
4 9 (4.09%) OAuth
4 9 (4.09%) SAML
5 7 (3.18%) OAuth2
6 4 (1.82%) RabbitMQ
6 4 (1.82%) SailPoint
7 3 (1.36%) JSON
8 2 (0.91%) CSS
8 2 (0.91%) eBPF
8 2 (0.91%) Elastic Stack
8 2 (0.91%) HTML
8 2 (0.91%) Kafka
8 2 (0.91%) Keycloak
8 2 (0.91%) Loki
8 2 (0.91%) Microsoft Graph
8 2 (0.91%) SPIFFE
8 2 (0.91%) Web Services
Miscellaneous
1 41 (18.64%) Clustering
2 27 (12.27%) Data Centre
3 11 (5.00%) Enterprise Storage
4 9 (4.09%) Public Cloud
5 8 (3.64%) Algorithms
6 7 (3.18%) Hybrid Cloud
7 6 (2.73%) Cloud Native
7 6 (2.73%) Onboarding
8 5 (2.27%) Linux Command Line
8 5 (2.27%) Management Information System
8 5 (2.27%) Operational Technology
8 5 (2.27%) Smartcard
9 3 (1.36%) Data Protection Act
9 3 (1.36%) Distributed Systems
9 3 (1.36%) Enterprise Software
9 3 (1.36%) Fat Client
9 3 (1.36%) Private Cloud
9 3 (1.36%) Thin Client
10 2 (0.91%) Legacy Systems
10 2 (0.91%) Security Posture
Operating Systems
1 100 (45.45%) Windows
2 52 (23.64%) Linux
3 48 (21.82%) Windows Server
4 8 (3.64%) Ubuntu
5 7 (3.18%) Windows Server 2003
6 6 (2.73%) Windows Server 2019
7 5 (2.27%) Debian
7 5 (2.27%) Red Hat Enterprise Linux
8 4 (1.82%) Windows Server 2012
8 4 (1.82%) Windows Server 2016
9 3 (1.36%) Unix
9 3 (1.36%) Windows 7
10 2 (0.91%) CentOS
11 1 (0.45%) Android
11 1 (0.45%) Apple iOS
11 1 (0.45%) Data ONTAP
11 1 (0.45%) Mac OS
11 1 (0.45%) VMS
Processes & Methodologies
1 59 (26.82%) Identity Access Management
2 44 (20.00%) Agile
3 40 (18.18%) Infrastructure Engineering
4 37 (16.82%) High Availability
5 32 (14.55%) Observability
6 31 (14.09%) Load Balancing
6 31 (14.09%) Problem-Solving
7 29 (13.18%) Cybersecurity
7 29 (13.18%) DevOps
7 29 (13.18%) Key Management
8 28 (12.73%) ITIL
9 26 (11.82%) CI/CD
9 26 (11.82%) Zero Trust
10 24 (10.91%) Change Management
11 22 (10.00%) ITSM
12 21 (9.55%) Migration
13 20 (9.09%) Service Management
14 19 (8.64%) Cloud Security
15 18 (8.18%) Incident Response
15 18 (8.18%) Infrastructure as Code
Programming Languages
1 44 (20.00%) PowerShell
2 34 (15.45%) Python
3 13 (5.91%) SQL
4 11 (5.00%) JavaScript
5 8 (3.64%) Bash
6 6 (2.73%) C#
7 4 (1.82%) PHP
8 3 (1.36%) Go
8 3 (1.36%) Java
9 1 (0.45%) C++
9 1 (0.45%) Shell Script
Qualifications
1 139 (63.18%) Security Cleared
2 92 (41.82%) DV Cleared
3 46 (20.91%) SC Cleared
4 30 (13.64%) Cisco Certification
5 20 (9.09%) CISSP
6 18 (8.18%) CISM
7 13 (5.91%) Degree
8 11 (5.00%) GIAC
9 8 (3.64%) CompTIA Security+
10 7 (3.18%) Azure Certification
10 7 (3.18%) CCNP
10 7 (3.18%) JNCIA
10 7 (3.18%) JNCIP
10 7 (3.18%) JNCIS
11 5 (2.27%) CCNA
12 4 (1.82%) APMG
12 4 (1.82%) Network+ Certification
12 4 (1.82%) SSCP
13 3 (1.36%) Computer Science Degree
13 3 (1.36%) CREST Certified
Quality Assurance & Compliance
1 27 (12.27%) NIST
2 21 (9.55%) ISO/IEC 27001
3 12 (5.45%) NCSC
4 9 (4.09%) Cyber Essentials
5 5 (2.27%) GDPR
5 5 (2.27%) PCI DSS
6 4 (1.82%) Cyber Essentials PLUS
6 4 (1.82%) QA
7 3 (1.36%) RMADS
8 2 (0.91%) ISA99
8 2 (0.91%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
8 2 (0.91%) JSP 440
8 2 (0.91%) NIST 800
8 2 (0.91%) SLA
9 1 (0.45%) GRC
9 1 (0.45%) HMG Security Policy Framework
9 1 (0.45%) SOC 2
System Software
1 58 (26.36%) Active Directory
2 39 (17.73%) VMware Infrastructure
3 17 (7.73%) Docker
4 14 (6.36%) VMware ESXi
4 14 (6.36%) VMware NSX
5 11 (5.00%) Hyper-V
6 9 (4.09%) BitLocker
7 8 (3.64%) Microsoft App-V
8 5 (2.27%) Virtual Machines
9 3 (1.36%) Firmware
10 2 (0.91%) KVM
10 2 (0.91%) OpenSSH
10 2 (0.91%) vSphere
10 2 (0.91%) XenApp
10 2 (0.91%) XenDesktop
11 1 (0.45%) Embedded Firmware
11 1 (0.45%) Sendmail
11 1 (0.45%) Squid
11 1 (0.45%) Terminal Services
Systems Management
1 35 (15.91%) Ansible
2 32 (14.55%) Kubernetes
3 29 (13.18%) Terraform
4 23 (10.45%) FortiGate
5 20 (9.09%) vCenter Server
6 10 (4.55%) Puppet
7 9 (4.09%) Prometheus
7 9 (4.09%) Single Sign-On
8 8 (3.64%) Grafana
8 8 (3.64%) Microsoft Intune
8 8 (3.64%) SCOM
8 8 (3.64%) vMotion
9 5 (2.27%) WMI
10 4 (1.82%) Active Directory Federation Services
10 4 (1.82%) Avamar
10 4 (1.82%) SCCM
11 3 (1.36%) CA Single Sign-On
11 3 (1.36%) WSUS
12 2 (0.91%) Istio
12 2 (0.91%) PingFederate
Vendors
1 60 (27.27%) VMware
2 55 (25.00%) Microsoft
3 50 (22.73%) Cisco
4 35 (15.91%) Splunk
5 30 (13.64%) Juniper
6 27 (12.27%) F5
7 26 (11.82%) SolarWinds
8 22 (10.00%) Extreme Networks
9 18 (8.18%) Citrix
10 14 (6.36%) ServiceNow
11 12 (5.45%) Palo Alto
11 12 (5.45%) Thales
12 10 (4.55%) NetApp
13 9 (4.09%) BMC
13 9 (4.09%) Remedy
14 8 (3.64%) ForeScout
15 7 (3.18%) Aruba
16 6 (2.73%) Dell
16 6 (2.73%) Netskope
17 4 (1.82%) Symantec