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

6 months to
11 May 2026
Same period 2025 Same period 2024
Rank 360 303 193
Rank change year-on-year -57 -110 +112
Contract jobs citing PKI 232 171 465
As % of all contract jobs in England 0.57% 0.70% 1.26%
As % of the Miscellaneous category 1.77% 2.04% 4.12%
Number of daily rates quoted 151 135 327
10th Percentile £412 £422 £363
25th Percentile £475 £513 £434
Median daily rate (50th Percentile) £550 £565 £550
Median % change year-on-year -2.65% +2.73% -8.33%
75th Percentile £643 £638 £625
90th Percentile £725 £725 £682
UK median daily rate £550 £550 £550
% change year-on-year - - -5.98%
Number of hourly rates quoted 8 0 3
10th Percentile £61.41 - -
25th Percentile £70.50 - -
Median hourly rate £79.50 - £23.80
75th Percentile £96.25 - £32.03
90th Percentile £101.65 - £36.96
UK median hourly rate £79.50 - £23.80
% change year-on-year - - -60.00%

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 13,105 8,364 11,290
As % of all contract IT jobs advertised in England 32.22% 34.16% 30.71%
Number of daily rates quoted 8,298 5,475 7,405
10th Percentile £308 £300 £268
25th Percentile £413 £413 £413
Median daily rate (50th Percentile) £513 £548 £550
Median % change year-on-year -6.39% -0.45% -3.93%
75th Percentile £625 £675 £675
90th Percentile £750 £788 £800
UK median daily rate £503 £525 £540
% change year-on-year -4.29% -2.78% -1.82%
Number of hourly rates quoted 662 333 822
10th Percentile £16.01 £16.79 £12.25
25th Percentile £21.00 £21.25 £15.17
Median hourly rate £47.00 £35.00 £32.31
Median % change year-on-year +34.29% +8.33% +43.68%
75th Percentile £70.00 £64.75 £61.30
90th Percentile £88.00 £84.90 £70.00
UK median hourly rate £45.00 £32.50 £31.25
% change year-on-year +38.46% +4.00% +38.98%

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 11 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 11 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 11 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 +8 104 £600 +4.35% 19
London -34 62 £538 -3.33% 21
North of England -55 27 £454 -31.55% 4
North West -33 16 £418 -15.14% 2
South West -62 16 £550 -4.35% 3
West Midlands -64 14 £450 +5.88% 2
Midlands -69 14 £450 +5.88% 6
Yorkshire -47 11 £482 -33.52% 2
East of England -29 5 £475 -9.52% 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 11 (4.74%) Microsoft Exchange
2 7 (3.02%) Confluence
3 6 (2.59%) SharePoint
4 3 (1.29%) IIS
5 2 (0.86%) Exchange Server 2010
6 1 (0.43%) ArcGIS
6 1 (0.43%) nginx
Applications
1 3 (1.29%) Microsoft Office
Business Applications
1 8 (3.45%) Remedy ITSM
2 1 (0.43%) Cloudability
Cloud Services
1 58 (25.00%) Azure
2 54 (23.28%) AWS
3 21 (9.05%) Microsoft 365
4 20 (8.62%) Entra ID
5 12 (5.17%) GCP
5 12 (5.17%) Power Platform
6 9 (3.88%) OpenShift
7 8 (3.45%) IaaS
7 8 (3.45%) PaaS
8 7 (3.02%) SaaS
9 5 (2.16%) AWS KMS
9 5 (2.16%) Azure Key Vault
10 4 (1.72%) AWS CloudFormation
10 4 (1.72%) Power Automate
11 3 (1.29%) Amazon EKS
11 3 (1.29%) Azure DevOps
12 2 (0.86%) OneDrive
12 2 (0.86%) Virtual Private Cloud
13 1 (0.43%) Google Workspace
13 1 (0.43%) Route 53
Communications & Networking
1 61 (26.29%) DNS
2 60 (25.86%) Firewall
3 44 (18.97%) DHCP
4 39 (16.81%) BGP
5 33 (14.22%) WAN
6 29 (12.50%) LAN
6 29 (12.50%) OSPF
7 28 (12.07%) VPN
8 26 (11.21%) Cisco ISE
8 26 (11.21%) Ethernet VPN
8 26 (11.21%) Network Security
8 26 (11.21%) VXLAN
9 25 (10.78%) BIG-IP
9 25 (10.78%) Junos
10 20 (8.62%) SSL
11 10 (4.31%) MPLS
11 10 (4.31%) TCP/IP
12 8 (3.45%) Cisco IOS
12 8 (3.45%) SMTP
12 8 (3.45%) TACACS
Database & Business Intelligence
1 9 (3.88%) SQL Server
2 8 (3.45%) Elasticsearch
2 8 (3.45%) Power BI
3 2 (0.86%) Metadata
4 1 (0.43%) Amazon QuickSight
4 1 (0.43%) Amazon RDS
4 1 (0.43%) MongoDB
4 1 (0.43%) MySQL
4 1 (0.43%) PostgreSQL
Development Applications
1 13 (5.60%) JIRA
2 7 (3.02%) Robot Framework
3 5 (2.16%) GitLab
3 5 (2.16%) Sonatype Nexus
4 2 (0.86%) Git
4 2 (0.86%) Jenkins
4 2 (0.86%) MSI
4 2 (0.86%) Terragrunt
5 1 (0.43%) JUnit
General
1 21 (9.05%) Social Skills
2 20 (8.62%) Public Sector
3 19 (8.19%) Finance
4 8 (3.45%) Analytical Skills
5 4 (1.72%) Documentation Skills
5 4 (1.72%) Military
6 3 (1.29%) Banking
6 3 (1.29%) Retail
7 2 (0.86%) Legal
7 2 (0.86%) Local Government
8 1 (0.43%) Aerospace
8 1 (0.43%) Back Office
8 1 (0.43%) Inclusion and Diversity
8 1 (0.43%) Law
Job Titles
1 47 (20.26%) Architect
2 38 (16.38%) Senior
3 37 (15.95%) Infrastructure Engineer
4 20 (8.62%) Network Engineer
5 18 (7.76%) 3rd Line Engineer
6 14 (6.03%) Firewall Specialist
6 14 (6.03%) Network Specialist
7 13 (5.60%) Senior Infrastructure Engineer
8 10 (4.31%) Senior Architect
8 10 (4.31%) Senior Network Engineer
8 10 (4.31%) Storage Engineer
9 9 (3.88%) 3rd Line Infrastructure Engineer
9 9 (3.88%) Security Engineer
9 9 (3.88%) Support Engineer
10 7 (3.02%) Administrator
10 7 (3.02%) NetApp Engineer
11 6 (2.59%) ITSM Architect
11 6 (2.59%) Lead
11 6 (2.59%) Technical Architect
12 5 (2.16%) Consultant
Libraries, Frameworks & Software Standards
1 32 (13.79%) 802.1X
2 11 (4.74%) LDAP
2 11 (4.74%) OpenID
2 11 (4.74%) REST
3 10 (4.31%) SAML
4 9 (3.88%) OAuth
5 7 (3.02%) OAuth2
6 4 (1.72%) JSON
6 4 (1.72%) SailPoint
7 2 (0.86%) CSS
7 2 (0.86%) eBPF
7 2 (0.86%) Elastic Stack
7 2 (0.86%) HTML
7 2 (0.86%) Loki
7 2 (0.86%) Microsoft Graph
7 2 (0.86%) RabbitMQ
7 2 (0.86%) SPIFFE
7 2 (0.86%) Web Services
8 1 (0.43%) Keycloak
8 1 (0.43%) OpenTelemetry
Miscellaneous
1 41 (17.67%) Clustering
2 27 (11.64%) Data Centre
3 11 (4.74%) Enterprise Storage
4 9 (3.88%) Public Cloud
5 8 (3.45%) Algorithms
5 8 (3.45%) Onboarding
6 7 (3.02%) Hybrid Cloud
7 6 (2.59%) Management Information System
8 5 (2.16%) Cloud Native
8 5 (2.16%) Operational Technology
8 5 (2.16%) Smartcard
9 4 (1.72%) Fat Client
9 4 (1.72%) Private Cloud
9 4 (1.72%) Thin Client
10 3 (1.29%) Data Protection Act
10 3 (1.29%) Enterprise Software
10 3 (1.29%) Legacy Systems
11 2 (0.86%) Distributed Systems
11 2 (0.86%) Enterprise Cloud
11 2 (0.86%) Security Posture
Operating Systems
1 103 (44.40%) Windows
2 51 (21.98%) Linux
3 48 (20.69%) Windows Server
4 7 (3.02%) Ubuntu
4 7 (3.02%) Windows Server 2003
5 6 (2.59%) Windows Server 2019
6 5 (2.16%) Red Hat Enterprise Linux
6 5 (2.16%) Windows Server 2012
7 4 (1.72%) Windows 7
7 4 (1.72%) Windows Server 2016
8 3 (1.29%) Debian
8 3 (1.29%) Unix
9 2 (0.86%) CentOS
10 1 (0.43%) Android
10 1 (0.43%) Apple iOS
10 1 (0.43%) Data ONTAP
10 1 (0.43%) Mac OS
10 1 (0.43%) Solaris
10 1 (0.43%) VMS
Processes & Methodologies
1 54 (23.28%) Identity Access Management
2 47 (20.26%) Agile
3 42 (18.10%) Infrastructure Engineering
4 37 (15.95%) High Availability
5 34 (14.66%) Cybersecurity
5 34 (14.66%) Problem-Solving
6 33 (14.22%) ITIL
7 31 (13.36%) Key Management
7 31 (13.36%) Observability
8 30 (12.93%) Load Balancing
9 29 (12.50%) CI/CD
9 29 (12.50%) DevOps
10 26 (11.21%) Zero Trust
11 25 (10.78%) Change Management
12 24 (10.34%) ITSM
13 23 (9.91%) Migration
14 22 (9.48%) Service Management
15 21 (9.05%) Cryptography
15 21 (9.05%) Infrastructure as Code
16 19 (8.19%) Incident Response
Programming Languages
1 49 (21.12%) PowerShell
2 36 (15.52%) Python
3 13 (5.60%) SQL
4 12 (5.17%) Bash
5 10 (4.31%) JavaScript
6 6 (2.59%) C#
7 4 (1.72%) PHP
8 3 (1.29%) Go
9 2 (0.86%) Java
10 1 (0.43%) C++
10 1 (0.43%) Perl
10 1 (0.43%) Shell Script
Qualifications
1 151 (65.09%) Security Cleared
2 96 (41.38%) DV Cleared
3 50 (21.55%) SC Cleared
4 30 (12.93%) Cisco Certification
5 20 (8.62%) CISSP
6 18 (7.76%) CISM
7 16 (6.90%) Degree
8 11 (4.74%) GIAC
9 8 (3.45%) CompTIA Security+
10 7 (3.02%) CCNP
10 7 (3.02%) JNCIA
10 7 (3.02%) JNCIP
10 7 (3.02%) JNCIS
11 6 (2.59%) Azure Certification
12 5 (2.16%) AWS Certification
12 5 (2.16%) CCNA
13 4 (1.72%) APMG
13 4 (1.72%) Computer Science Degree
13 4 (1.72%) Microsoft Certification
13 4 (1.72%) Network+ Certification
Quality Assurance & Compliance
1 27 (11.64%) NIST
2 21 (9.05%) ISO/IEC 27001
3 13 (5.60%) NCSC
4 9 (3.88%) Cyber Essentials
5 6 (2.59%) GDPR
6 5 (2.16%) PCI DSS
7 4 (1.72%) Cyber Essentials PLUS
7 4 (1.72%) QA
8 3 (1.29%) RMADS
9 2 (0.86%) ISA99
9 2 (0.86%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
9 2 (0.86%) JSP 440
9 2 (0.86%) NIST 800
9 2 (0.86%) SLA
10 1 (0.43%) GRC
10 1 (0.43%) HMG Security Policy Framework
10 1 (0.43%) SOC 2
System Software
1 69 (29.74%) Active Directory
2 46 (19.83%) VMware Infrastructure
3 18 (7.76%) Docker
4 16 (6.90%) VMware ESXi
5 15 (6.47%) Hyper-V
6 13 (5.60%) VMware NSX
7 10 (4.31%) BitLocker
8 8 (3.45%) Microsoft App-V
9 5 (2.16%) Virtual Machines
10 4 (1.72%) Firmware
11 3 (1.29%) XenApp
12 2 (0.86%) KVM
12 2 (0.86%) OpenSSH
12 2 (0.86%) Sendmail
12 2 (0.86%) vSphere
12 2 (0.86%) XenDesktop
13 1 (0.43%) Embedded Firmware
13 1 (0.43%) Squid
13 1 (0.43%) Terminal Services
Systems Management
1 36 (15.52%) Ansible
2 32 (13.79%) Kubernetes
3 31 (13.36%) Terraform
4 23 (9.91%) FortiGate
5 21 (9.05%) vCenter Server
6 10 (4.31%) Single Sign-On
7 9 (3.88%) Puppet
8 8 (3.45%) Microsoft Intune
8 8 (3.45%) Prometheus
8 8 (3.45%) SCOM
8 8 (3.45%) vMotion
9 7 (3.02%) Grafana
10 6 (2.59%) SCCM
10 6 (2.59%) WMI
11 4 (1.72%) Active Directory Federation Services
12 3 (1.29%) Avamar
12 3 (1.29%) CA Single Sign-On
12 3 (1.29%) WSUS
13 2 (0.86%) Failover Clustering
13 2 (0.86%) PingFederate
Vendors
1 67 (28.88%) Microsoft
2 66 (28.45%) VMware
3 51 (21.98%) Cisco
4 35 (15.09%) Splunk
5 31 (13.36%) Juniper
6 27 (11.64%) F5
6 27 (11.64%) SolarWinds
7 22 (9.48%) Extreme Networks
8 17 (7.33%) Citrix
9 16 (6.90%) ServiceNow
10 12 (5.17%) Palo Alto
10 12 (5.17%) Thales
11 10 (4.31%) NetApp
12 8 (3.45%) BMC
12 8 (3.45%) ForeScout
12 8 (3.45%) Remedy
13 7 (3.02%) Aruba
14 6 (2.59%) Netskope
15 5 (2.16%) Broadcom
15 5 (2.16%) Dell