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

6 months to
1 May 2026
Same period 2025 Same period 2024
Rank 346 300 178
Rank change year-on-year -46 -122 +125
Contract jobs citing PKI 246 189 487
As % of all contract jobs in England 0.61% 0.78% 1.31%
As % of the Miscellaneous category 1.88% 2.27% 4.24%
Number of daily rates quoted 168 147 339
10th Percentile £412 £413 £363
25th Percentile £482 £496 £446
Median daily rate (50th Percentile) £560 £575 £550
Median % change year-on-year -2.61% +4.55% -8.33%
75th Percentile £675 £638 £638
90th Percentile £825 £730 £695
UK median daily rate £550 £550 £550
% change year-on-year - - -8.33%
Number of hourly rates quoted 8 0 4
10th Percentile £61.41 - -
25th Percentile £70.50 - £23.80
Median hourly rate £79.50 - £31.15
75th Percentile £96.25 - £47.06
90th Percentile £101.65 - £59.33
UK median hourly rate £79.50 - £31.15
% change year-on-year - - -47.65%

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 13,102 8,323 11,487
As % of all contract IT jobs advertised in England 32.45% 34.19% 30.88%
Number of daily rates quoted 8,310 5,446 7,519
10th Percentile £306 £300 £263
25th Percentile £413 £413 £413
Median daily rate (50th Percentile) £513 £548 £550
Median % change year-on-year -6.44% -0.41% -4.35%
75th Percentile £625 £675 £675
90th Percentile £750 £788 £800
UK median daily rate £500 £525 £538
% change year-on-year -4.76% -2.33% -2.27%
Number of hourly rates quoted 667 322 827
10th Percentile £16.14 £16.40 £12.25
25th Percentile £21.00 £21.25 £15.17
Median hourly rate £47.00 £33.91 £30.16
Median % change year-on-year +38.60% +12.43% +34.04%
75th Percentile £70.00 £64.94 £61.30
90th Percentile £86.60 £84.90 £70.00
UK median hourly rate £45.46 £32.50 £30.00
% change year-on-year +39.88% +8.33% +33.42%

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 1 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 1 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 1 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 +2 100 £600 +4.35% 16
London -28 80 £600 +11.73% 16
North of England -59 23 £482 -29.25% 3
South West -57 18 £550 -4.35% 3
West Midlands -66 15 £450 +5.88% 1
Midlands -80 15 £450 +5.88% 5
North West -35 13 £417 -15.24% 1
Yorkshire -48 10 £482 -33.52% 2
East of England -26 5 £475 -9.52% 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 14 (5.69%) Microsoft Exchange
2 5 (2.03%) Confluence
3 4 (1.63%) SharePoint
4 3 (1.22%) IIS
5 2 (0.81%) Exchange Server 2010
6 1 (0.41%) ArcGIS
6 1 (0.41%) nginx
Applications
1 2 (0.81%) Microsoft Office
Business Applications
1 7 (2.85%) Remedy ITSM
2 1 (0.41%) Cloudability
Cloud Services
1 56 (22.76%) Azure
2 51 (20.73%) AWS
3 23 (9.35%) IaaS
3 23 (9.35%) Microsoft 365
4 20 (8.13%) Entra ID
5 11 (4.47%) Power Platform
6 9 (3.66%) GCP
6 9 (3.66%) OpenShift
6 9 (3.66%) PaaS
7 7 (2.85%) SaaS
8 5 (2.03%) AWS KMS
9 4 (1.63%) AWS CloudFormation
9 4 (1.63%) Azure Key Vault
9 4 (1.63%) Power Automate
10 3 (1.22%) Amazon EKS
10 3 (1.22%) Azure DevOps
11 2 (0.81%) OneDrive
11 2 (0.81%) Virtual Private Cloud
12 1 (0.41%) Google Workspace
12 1 (0.41%) Route 53
Communications & Networking
1 64 (26.02%) DNS
1 64 (26.02%) Firewall
2 47 (19.11%) DHCP
3 40 (16.26%) BGP
4 34 (13.82%) WAN
5 29 (11.79%) LAN
5 29 (11.79%) OSPF
5 29 (11.79%) VPN
6 28 (11.38%) Cisco ISE
7 27 (10.98%) Junos
7 27 (10.98%) Network Security
8 26 (10.57%) Ethernet VPN
8 26 (10.57%) VXLAN
9 25 (10.16%) BIG-IP
10 20 (8.13%) SSL
11 11 (4.47%) MPLS
12 10 (4.07%) Cisco IOS
12 10 (4.07%) TCP/IP
13 8 (3.25%) SMTP
13 8 (3.25%) TACACS
Database & Business Intelligence
1 8 (3.25%) Elasticsearch
1 8 (3.25%) SQL Server
2 7 (2.85%) Power BI
3 2 (0.81%) Metadata
4 1 (0.41%) Amazon QuickSight
4 1 (0.41%) Amazon RDS
4 1 (0.41%) MongoDB
4 1 (0.41%) MySQL
4 1 (0.41%) PostgreSQL
Development Applications
1 11 (4.47%) JIRA
2 6 (2.44%) Robot Framework
3 5 (2.03%) GitLab
4 4 (1.63%) Sonatype Nexus
5 3 (1.22%) Jenkins
6 2 (0.81%) Git
6 2 (0.81%) Terragrunt
7 1 (0.41%) JUnit
7 1 (0.41%) MSI
General
1 25 (10.16%) Analytical Skills
2 22 (8.94%) Social Skills
3 21 (8.54%) Public Sector
4 17 (6.91%) Finance
5 6 (2.44%) Military
6 5 (2.03%) Documentation Skills
7 3 (1.22%) Banking
7 3 (1.22%) Retail
8 2 (0.81%) Legal
8 2 (0.81%) Local Government
9 1 (0.41%) Aerospace
9 1 (0.41%) Back Office
Job Titles
1 64 (26.02%) Architect
2 37 (15.04%) Infrastructure Engineer
2 37 (15.04%) Senior
3 22 (8.94%) Network Engineer
4 17 (6.91%) 3rd Line Engineer
5 14 (5.69%) Firewall Specialist
5 14 (5.69%) Network Specialist
6 13 (5.28%) Senior Infrastructure Engineer
7 10 (4.07%) Senior Architect
7 10 (4.07%) Senior Network Engineer
8 9 (3.66%) 3rd Line Infrastructure Engineer
8 9 (3.66%) Security Engineer
8 9 (3.66%) Support Engineer
9 8 (3.25%) Administrator
10 7 (2.85%) NetApp Engineer
10 7 (2.85%) Storage Engineer
11 6 (2.44%) DV Cleared Network Engineer
11 6 (2.44%) ITSM Architect
11 6 (2.44%) Wintel Administrator
11 6 (2.44%) Wintel Systems Administrator
Libraries, Frameworks & Software Standards
1 32 (13.01%) 802.1X
2 25 (10.16%) REST
3 19 (7.72%) JSON
4 13 (5.28%) OpenID
5 12 (4.88%) SAML
6 11 (4.47%) LDAP
7 9 (3.66%) OAuth
8 7 (2.85%) OAuth2
9 3 (1.22%) SailPoint
10 2 (0.81%) CSS
10 2 (0.81%) eBPF
10 2 (0.81%) Elastic Stack
10 2 (0.81%) HTML
10 2 (0.81%) Loki
10 2 (0.81%) Microsoft Graph
10 2 (0.81%) SPIFFE
10 2 (0.81%) Web Services
11 1 (0.41%) EJB
11 1 (0.41%) Keycloak
11 1 (0.41%) OpenTelemetry
Miscellaneous
1 40 (16.26%) Clustering
2 27 (10.98%) Data Centre
3 16 (6.50%) Self-Motivation
4 10 (4.07%) Enterprise Storage
5 9 (3.66%) Public Cloud
6 8 (3.25%) Algorithms
6 8 (3.25%) Onboarding
7 7 (2.85%) Hybrid Cloud
8 5 (2.03%) Fat Client
8 5 (2.03%) Operational Technology
8 5 (2.03%) Private Cloud
8 5 (2.03%) Smartcard
8 5 (2.03%) Thin Client
9 4 (1.63%) Cloud Native
9 4 (1.63%) Management Information System
10 2 (0.81%) CESG
10 2 (0.81%) Data Protection Act
10 2 (0.81%) Enterprise Cloud
10 2 (0.81%) Enterprise Software
10 2 (0.81%) SCADA
Operating Systems
1 97 (39.43%) Windows
2 49 (19.92%) Linux
3 43 (17.48%) Windows Server
4 8 (3.25%) Windows Server 2012
5 7 (2.85%) Ubuntu
5 7 (2.85%) Windows Server 2003
6 5 (2.03%) Red Hat Enterprise Linux
6 5 (2.03%) Windows 7
6 5 (2.03%) Windows Server 2019
7 4 (1.63%) Windows Server 2016
8 3 (1.22%) CentOS
9 2 (0.81%) Debian
10 1 (0.41%) Android
10 1 (0.41%) Apple iOS
10 1 (0.41%) Data ONTAP
10 1 (0.41%) Mac OS
10 1 (0.41%) Solaris
10 1 (0.41%) Unix
10 1 (0.41%) VMS
10 1 (0.41%) Windows 10
Processes & Methodologies
1 61 (24.80%) Agile
2 48 (19.51%) Identity Access Management
3 44 (17.89%) Key Management
4 43 (17.48%) Infrastructure Engineering
5 37 (15.04%) High Availability
6 33 (13.41%) Problem-Solving
7 32 (13.01%) Cybersecurity
7 32 (13.01%) ITIL
8 31 (12.60%) CI/CD
8 31 (12.60%) Observability
9 30 (12.20%) Load Balancing
10 27 (10.98%) DevOps
11 26 (10.57%) Change Management
12 24 (9.76%) Migration
13 23 (9.35%) Zero Trust
14 22 (8.94%) ITSM
15 21 (8.54%) Cryptography
15 21 (8.54%) Infrastructure as Code
16 20 (8.13%) Configuration Management
16 20 (8.13%) Service Management
Programming Languages
1 61 (24.80%) PowerShell
2 31 (12.60%) Python
3 14 (5.69%) SQL
4 12 (4.88%) Bash
5 9 (3.66%) JavaScript
6 6 (2.44%) C#
7 4 (1.63%) PHP
8 3 (1.22%) Go
9 2 (0.81%) Java
10 1 (0.41%) C++
10 1 (0.41%) Perl
10 1 (0.41%) Shell Script
Qualifications
1 169 (68.70%) Security Cleared
2 96 (39.02%) DV Cleared
3 66 (26.83%) SC Cleared
4 30 (12.20%) Cisco Certification
5 16 (6.50%) CISSP
5 16 (6.50%) Degree
6 15 (6.10%) CISM
7 8 (3.25%) CompTIA Security+
7 8 (3.25%) GIAC
8 7 (2.85%) CCNP
8 7 (2.85%) JNCIA
8 7 (2.85%) JNCIP
8 7 (2.85%) JNCIS
8 7 (2.85%) Microsoft Certification
9 5 (2.03%) AWS Certification
9 5 (2.03%) Azure Certification
9 5 (2.03%) CCNA
9 5 (2.03%) VMware Certified Professional (VCP)
10 4 (1.63%) APMG
10 4 (1.63%) Network+ Certification
Quality Assurance & Compliance
1 23 (9.35%) NIST
2 17 (6.91%) ISO/IEC 27001
3 13 (5.28%) NCSC
4 9 (3.66%) Cyber Essentials
5 6 (2.44%) GDPR
6 5 (2.03%) PCI DSS
7 4 (1.63%) Cyber Essentials PLUS
7 4 (1.63%) QA
8 3 (1.22%) RMADS
8 3 (1.22%) SLA
9 2 (0.81%) ISA99
9 2 (0.81%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
9 2 (0.81%) JSP 440
10 1 (0.41%) HMG Security Policy Framework
10 1 (0.41%) NIST 800
10 1 (0.41%) SOC 2
System Software
1 71 (28.86%) Active Directory
2 44 (17.89%) VMware Infrastructure
3 17 (6.91%) VMware ESXi
4 16 (6.50%) Docker
5 15 (6.10%) Hyper-V
6 14 (5.69%) VMware NSX
7 10 (4.07%) BitLocker
8 8 (3.25%) Microsoft App-V
9 7 (2.85%) Firmware
10 5 (2.03%) Virtual Machines
11 3 (1.22%) vSphere
11 3 (1.22%) XenApp
12 2 (0.81%) KVM
12 2 (0.81%) OpenSSH
12 2 (0.81%) Sendmail
12 2 (0.81%) XenDesktop
13 1 (0.41%) Embedded Firmware
13 1 (0.41%) Squid
13 1 (0.41%) Terminal Services
Systems Management
1 32 (13.01%) Ansible
2 31 (12.60%) Kubernetes
3 30 (12.20%) Terraform
4 23 (9.35%) FortiGate
5 21 (8.54%) vCenter Server
6 11 (4.47%) Single Sign-On
7 10 (4.07%) Microsoft Intune
8 9 (3.66%) Puppet
9 8 (3.25%) Prometheus
9 8 (3.25%) vMotion
10 7 (2.85%) Grafana
11 6 (2.44%) SCCM
11 6 (2.44%) SCOM
12 5 (2.03%) WMI
13 4 (1.63%) Active Directory Federation Services
13 4 (1.63%) WSUS
14 3 (1.22%) CA Single Sign-On
15 2 (0.81%) Cilium
15 2 (0.81%) Failover Clustering
15 2 (0.81%) PingFederate
Vendors
1 69 (28.05%) Microsoft
2 63 (25.61%) VMware
3 53 (21.54%) Cisco
4 35 (14.23%) Splunk
5 34 (13.82%) Juniper
6 29 (11.79%) SolarWinds
7 28 (11.38%) F5
8 22 (8.94%) Extreme Networks
9 16 (6.50%) Citrix
10 15 (6.10%) ServiceNow
11 12 (4.88%) Palo Alto
12 10 (4.07%) NetApp
13 8 (3.25%) ForeScout
13 8 (3.25%) Thales
14 7 (2.85%) Aruba
14 7 (2.85%) BMC
14 7 (2.85%) Broadcom
14 7 (2.85%) Remedy
15 6 (2.44%) Netskope
16 4 (1.63%) CyberArk