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 24 May 2026, comparing them to the same period in the previous two years.

6 months to
24 May 2026
Same period 2025 Same period 2024
Rank 375 312 186
Rank change year-on-year -63 -126 +116
Contract jobs citing PKI 222 162 454
As % of all contract jobs in England 0.53% 0.68% 1.25%
As % of the Miscellaneous category 1.67% 1.97% 4.05%
Number of daily rates quoted 150 129 322
10th Percentile £412 £413 £363
25th Percentile £463 £500 £427
Median daily rate (50th Percentile) £550 £575 £550
Median % change year-on-year -4.35% +4.55% -7.82%
75th Percentile £643 £625 £625
90th Percentile £725 £700 £675
UK median daily rate £550 £571 £550
% change year-on-year -3.72% +3.86% -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 13,329 8,220 11,202
As % of all contract IT jobs advertised in England 32.07% 34.26% 30.76%
Number of daily rates quoted 8,401 5,373 7,334
10th Percentile £313 £300 £270
25th Percentile £413 £413 £413
Median daily rate (50th Percentile) £519 £535 £550
Median % change year-on-year -3.08% -2.73% -4.35%
75th Percentile £630 £669 £675
90th Percentile £750 £788 £800
UK median daily rate £513 £525 £538
% change year-on-year -2.38% -2.37% -2.23%
Number of hourly rates quoted 685 330 825
10th Percentile £16.01 £16.61 £12.25
25th Percentile £21.00 £20.73 £15.17
Median hourly rate £42.71 £34.50 £35.00
Median % change year-on-year +23.78% -1.43% +56.18%
75th Percentile £70.00 £63.75 £61.30
90th Percentile £85.40 £82.28 £70.00
UK median hourly rate £40.98 £32.05 £32.12
% change year-on-year +27.86% -0.20% +45.98%

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 24 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 24 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 24 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 0 96 £600 +4.35% 25
London -46 63 £550 -5.98% 21
North of England -57 29 £482 -2.03% 4
North West -30 17 £422 -14.33% 3
South West -52 14 £539 -6.30% 2
West Midlands -70 13 £450 +2.86% 5
Midlands -78 13 £450 +2.86% 9
Yorkshire -47 12 £482 -33.52%
East of England -34 4 £400 -23.81% 3
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 (3.15%) Confluence
2 5 (2.25%) Microsoft Exchange
2 5 (2.25%) SharePoint
3 3 (1.35%) IIS
4 1 (0.45%) ArcGIS
4 1 (0.45%) Exchange Server 2010
4 1 (0.45%) nginx
Applications
1 3 (1.35%) Microsoft Office
Business Applications
1 9 (4.05%) Remedy ITSM
2 1 (0.45%) Cloudability
Cloud Services
1 57 (25.68%) Azure
2 49 (22.07%) AWS
3 21 (9.46%) Entra ID
4 16 (7.21%) Microsoft 365
5 13 (5.86%) GCP
6 10 (4.50%) Power Platform
7 9 (4.05%) OpenShift
8 7 (3.15%) IaaS
8 7 (3.15%) PaaS
9 6 (2.70%) Azure Key Vault
10 5 (2.25%) AWS KMS
11 4 (1.80%) Amazon EKS
11 4 (1.80%) Azure DevOps
12 3 (1.35%) SaaS
13 2 (0.90%) OneDrive
13 2 (0.90%) 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 55 (24.77%) DNS
2 53 (23.87%) Firewall
3 39 (17.57%) BGP
3 39 (17.57%) DHCP
4 33 (14.86%) WAN
5 29 (13.06%) LAN
5 29 (13.06%) OSPF
6 28 (12.61%) VPN
7 26 (11.71%) Ethernet VPN
7 26 (11.71%) Network Security
7 26 (11.71%) VXLAN
8 25 (11.26%) BIG-IP
8 25 (11.26%) Cisco ISE
9 24 (10.81%) Junos
10 18 (8.11%) SSL
11 10 (4.50%) MPLS
12 8 (3.60%) SMTP
12 8 (3.60%) TACACS
13 7 (3.15%) IPsec
13 7 (3.15%) Wireless
Database & Business Intelligence
1 10 (4.50%) SQL Server
2 9 (4.05%) Power BI
3 8 (3.60%) Elasticsearch
4 2 (0.90%) Metadata
4 2 (0.90%) MongoDB
4 2 (0.90%) MySQL
4 2 (0.90%) PostgreSQL
5 1 (0.45%) Amazon QuickSight
5 1 (0.45%) Amazon RDS
Development Applications
1 10 (4.50%) JIRA
2 7 (3.15%) Robot Framework
3 6 (2.70%) GitLab
3 6 (2.70%) Sonatype Nexus
4 4 (1.80%) Git
5 3 (1.35%) Jenkins
6 2 (0.90%) MSI
6 2 (0.90%) 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 (9.91%) Public Sector
2 20 (9.01%) Finance
2 20 (9.01%) Social Skills
3 7 (3.15%) Analytical Skills
4 5 (2.25%) Documentation Skills
5 4 (1.80%) Banking
5 4 (1.80%) Military
6 3 (1.35%) Retail
7 2 (0.90%) 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 35 (15.77%) Architect
2 34 (15.32%) Senior
3 33 (14.86%) Infrastructure Engineer
4 19 (8.56%) 3rd Line Engineer
4 19 (8.56%) Network Engineer
5 14 (6.31%) Firewall Specialist
5 14 (6.31%) Network Specialist
6 13 (5.86%) Storage Engineer
7 10 (4.50%) Security Engineer
7 10 (4.50%) Senior Architect
7 10 (4.50%) Senior Network Engineer
8 9 (4.05%) 3rd Line Infrastructure Engineer
9 8 (3.60%) Senior Infrastructure Engineer
9 8 (3.60%) Support Engineer
10 7 (3.15%) Administrator
10 7 (3.15%) DevOps Engineer
10 7 (3.15%) NetApp Engineer
11 6 (2.70%) ITSM Architect
11 6 (2.70%) Linux Engineer
11 6 (2.70%) Technical Architect
Libraries, Frameworks & Software Standards
1 32 (14.41%) 802.1X
2 12 (5.41%) OpenID
3 11 (4.95%) LDAP
3 11 (4.95%) REST
3 11 (4.95%) SAML
4 9 (4.05%) OAuth
5 7 (3.15%) OAuth2
6 4 (1.80%) RabbitMQ
6 4 (1.80%) SailPoint
7 3 (1.35%) JSON
8 2 (0.90%) CSS
8 2 (0.90%) eBPF
8 2 (0.90%) Elastic Stack
8 2 (0.90%) HTML
8 2 (0.90%) Kafka
8 2 (0.90%) Keycloak
8 2 (0.90%) Loki
8 2 (0.90%) Microsoft Graph
8 2 (0.90%) SPIFFE
8 2 (0.90%) Web Services
Miscellaneous
1 41 (18.47%) Clustering
2 27 (12.16%) Data Centre
3 11 (4.95%) Enterprise Storage
4 8 (3.60%) Algorithms
4 8 (3.60%) Public Cloud
5 7 (3.15%) Hybrid Cloud
6 6 (2.70%) Cloud Native
6 6 (2.70%) Onboarding
7 5 (2.25%) Linux Command Line
7 5 (2.25%) Management Information System
7 5 (2.25%) Operational Technology
7 5 (2.25%) Smartcard
8 3 (1.35%) Data Protection Act
8 3 (1.35%) Distributed Systems
8 3 (1.35%) Enterprise Cloud
8 3 (1.35%) Enterprise Software
8 3 (1.35%) Private Cloud
9 2 (0.90%) Legacy Systems
9 2 (0.90%) SCADA
9 2 (0.90%) Security Posture
Operating Systems
1 102 (45.95%) Windows
2 52 (23.42%) Linux
3 51 (22.97%) Windows Server
4 8 (3.60%) Ubuntu
5 7 (3.15%) Windows Server 2003
6 6 (2.70%) Windows Server 2019
7 5 (2.25%) Debian
7 5 (2.25%) Red Hat Enterprise Linux
8 4 (1.80%) Windows Server 2012
8 4 (1.80%) Windows Server 2016
9 3 (1.35%) Unix
10 2 (0.90%) CentOS
10 2 (0.90%) Windows 7
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 (26.58%) Identity Access Management
2 43 (19.37%) Agile
3 40 (18.02%) Infrastructure Engineering
4 37 (16.67%) High Availability
5 32 (14.41%) Observability
5 32 (14.41%) Problem-Solving
6 31 (13.96%) Load Balancing
7 29 (13.06%) Cybersecurity
7 29 (13.06%) DevOps
7 29 (13.06%) Key Management
8 28 (12.61%) ITIL
9 26 (11.71%) CI/CD
9 26 (11.71%) Zero Trust
10 25 (11.26%) Change Management
11 24 (10.81%) ITSM
12 21 (9.46%) Migration
13 20 (9.01%) Service Management
14 19 (8.56%) Cloud Security
15 18 (8.11%) Incident Response
15 18 (8.11%) Infrastructure as Code
Programming Languages
1 45 (20.27%) PowerShell
2 34 (15.32%) Python
3 13 (5.86%) SQL
4 11 (4.95%) JavaScript
5 8 (3.60%) Bash
6 6 (2.70%) C#
7 4 (1.80%) PHP
8 3 (1.35%) Go
8 3 (1.35%) Java
9 1 (0.45%) C++
9 1 (0.45%) Shell Script
Qualifications
1 139 (62.61%) Security Cleared
2 92 (41.44%) DV Cleared
3 46 (20.72%) SC Cleared
4 30 (13.51%) Cisco Certification
5 20 (9.01%) CISSP
6 18 (8.11%) CISM
7 13 (5.86%) Degree
8 11 (4.95%) GIAC
9 8 (3.60%) CompTIA Security+
10 7 (3.15%) Azure Certification
10 7 (3.15%) CCNP
10 7 (3.15%) JNCIA
10 7 (3.15%) JNCIP
10 7 (3.15%) JNCIS
11 5 (2.25%) CCNA
12 4 (1.80%) APMG
12 4 (1.80%) Network+ Certification
12 4 (1.80%) SSCP
13 3 (1.35%) Computer Science Degree
13 3 (1.35%) CREST Certified
Quality Assurance & Compliance
1 27 (12.16%) NIST
2 21 (9.46%) ISO/IEC 27001
3 12 (5.41%) NCSC
4 9 (4.05%) Cyber Essentials
5 5 (2.25%) GDPR
5 5 (2.25%) PCI DSS
6 4 (1.80%) Cyber Essentials PLUS
6 4 (1.80%) QA
7 3 (1.35%) RMADS
8 2 (0.90%) ISA99
8 2 (0.90%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
8 2 (0.90%) JSP 440
8 2 (0.90%) NIST 800
8 2 (0.90%) SLA
9 1 (0.45%) GRC
9 1 (0.45%) HMG Security Policy Framework
9 1 (0.45%) SOC 2
System Software
1 59 (26.58%) Active Directory
2 41 (18.47%) VMware Infrastructure
3 17 (7.66%) Docker
4 14 (6.31%) VMware ESXi
4 14 (6.31%) VMware NSX
5 11 (4.95%) Hyper-V
6 9 (4.05%) BitLocker
7 8 (3.60%) Microsoft App-V
8 5 (2.25%) Virtual Machines
9 3 (1.35%) Firmware
10 2 (0.90%) KVM
10 2 (0.90%) OpenSSH
10 2 (0.90%) vSphere
10 2 (0.90%) XenApp
10 2 (0.90%) 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 36 (16.22%) Ansible
2 32 (14.41%) Kubernetes
3 30 (13.51%) Terraform
4 23 (10.36%) FortiGate
5 22 (9.91%) vCenter Server
6 11 (4.95%) Single Sign-On
7 10 (4.50%) Puppet
7 10 (4.50%) SCOM
8 9 (4.05%) Prometheus
9 8 (3.60%) Grafana
9 8 (3.60%) Microsoft Intune
9 8 (3.60%) vMotion
10 6 (2.70%) Avamar
11 5 (2.25%) WMI
12 4 (1.80%) Active Directory Federation Services
12 4 (1.80%) SCCM
13 3 (1.35%) CA Single Sign-On
13 3 (1.35%) WSUS
14 2 (0.90%) Failover Clustering
14 2 (0.90%) Istio
Vendors
1 62 (27.93%) VMware
2 57 (25.68%) Microsoft
3 50 (22.52%) Cisco
4 35 (15.77%) Splunk
5 30 (13.51%) Juniper
6 27 (12.16%) F5
7 26 (11.71%) SolarWinds
8 22 (9.91%) Extreme Networks
9 18 (8.11%) Citrix
10 14 (6.31%) ServiceNow
10 14 (6.31%) Thales
11 12 (5.41%) Palo Alto
12 10 (4.50%) NetApp
13 9 (4.05%) BMC
13 9 (4.05%) Remedy
14 8 (3.60%) Dell
14 8 (3.60%) ForeScout
15 7 (3.15%) Aruba
16 6 (2.70%) Netskope
17 4 (1.80%) Zscaler