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

6 months to
27 May 2026
Same period 2025 Same period 2024
Rank 365 304 187
Rank change year-on-year -61 -117 +124
Contract jobs citing PKI 232 165 458
As % of all contract jobs in England 0.56% 0.69% 1.25%
As % of the Miscellaneous category 1.73% 2.02% 4.08%
Number of daily rates quoted 157 132 324
10th Percentile £413 £413 £363
25th Percentile £463 £509 £436
Median daily rate (50th Percentile) £550 £575 £550
Median % change year-on-year -4.35% +4.55% -5.98%
75th Percentile £643 £638 £625
90th Percentile £725 £700 £678
UK median daily rate £550 £575 £550
% change year-on-year -4.35% +4.55% -3.25%
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 13,414 8,160 11,238
As % of all contract IT jobs advertised in England 32.20% 34.32% 30.74%
Number of daily rates quoted 8,443 5,332 7,352
10th Percentile £313 £300 £269
25th Percentile £413 £412 £413
Median daily rate (50th Percentile) £520 £535 £550
Median % change year-on-year -2.80% -2.73% -3.51%
75th Percentile £630 £669 £675
90th Percentile £750 £788 £800
UK median daily rate £513 £525 £538
% change year-on-year -2.38% -2.42% -2.18%
Number of hourly rates quoted 701 328 828
10th Percentile £16.01 £16.50 £12.25
25th Percentile £21.00 £20.64 £15.17
Median hourly rate £42.50 £34.21 £35.50
Median % change year-on-year +24.25% -3.65% +60.20%
75th Percentile £70.00 £63.75 £61.30
90th Percentile £85.40 £82.50 £70.50
UK median hourly rate £41.00 £31.76 £34.11
% change year-on-year +29.09% -6.88% +55.02%

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 27 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 27 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 27 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 +4 102 £600 +4.35% 21
London -50 67 £550 -5.98% 22
North of England -51 29 £482 -2.03% 5
North West -30 17 £422 -14.33% 4
South West -54 14 £539 -7.91% 4
West Midlands -68 13 £450 +2.86% 5
Midlands -77 13 £450 +2.86% 9
Yorkshire -42 12 £482 -33.52% 1
East of England -29 4 £400 -23.81% 4
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 (3.02%) Confluence
2 5 (2.16%) SharePoint
3 4 (1.72%) Microsoft Exchange
4 3 (1.29%) IIS
5 1 (0.43%) ArcGIS
5 1 (0.43%) nginx
Applications
1 3 (1.29%) Microsoft Office
Business Applications
1 10 (4.31%) Remedy ITSM
2 1 (0.43%) Cloudability
Cloud Services
1 63 (27.16%) Azure
2 53 (22.84%) AWS
3 23 (9.91%) Entra ID
4 16 (6.90%) Microsoft 365
5 13 (5.60%) GCP
5 13 (5.60%) Power Platform
6 9 (3.88%) OpenShift
7 7 (3.02%) IaaS
7 7 (3.02%) PaaS
8 6 (2.59%) Azure Key Vault
9 5 (2.16%) Amazon EKS
9 5 (2.16%) AWS KMS
10 4 (1.72%) Azure DevOps
11 3 (1.29%) SaaS
12 2 (0.86%) OneDrive
12 2 (0.86%) Power Automate
12 2 (0.86%) Virtual Private Cloud
13 1 (0.43%) AWS Control Tower
13 1 (0.43%) Azure Logic Apps
13 1 (0.43%) Azure Sentinel
Communications & Networking
1 57 (24.57%) DNS
2 55 (23.71%) Firewall
3 41 (17.67%) DHCP
4 39 (16.81%) BGP
5 34 (14.66%) WAN
6 30 (12.93%) LAN
7 29 (12.50%) OSPF
7 29 (12.50%) VPN
8 27 (11.64%) Network Security
9 26 (11.21%) Ethernet VPN
9 26 (11.21%) VXLAN
10 25 (10.78%) BIG-IP
10 25 (10.78%) Cisco ISE
11 24 (10.34%) Junos
12 19 (8.19%) SSL
13 10 (4.31%) MPLS
14 8 (3.45%) Cisco ASA
14 8 (3.45%) IPsec
14 8 (3.45%) SMTP
14 8 (3.45%) TACACS
Database & Business Intelligence
1 12 (5.17%) Power BI
1 12 (5.17%) SQL Server
2 8 (3.45%) Elasticsearch
3 4 (1.72%) PostgreSQL
4 3 (1.29%) MongoDB
4 3 (1.29%) MySQL
5 2 (0.86%) Metadata
6 1 (0.43%) Amazon QuickSight
6 1 (0.43%) Amazon RDS
6 1 (0.43%) NoSQL
Development Applications
1 10 (4.31%) JIRA
2 7 (3.02%) GitLab
2 7 (3.02%) Robot Framework
3 6 (2.59%) Sonatype Nexus
4 5 (2.16%) Git
5 3 (1.29%) Jenkins
6 2 (0.86%) MSI
6 2 (0.86%) Terragrunt
7 1 (0.43%) Burp Suite
7 1 (0.43%) Cucumber
7 1 (0.43%) Gatling
7 1 (0.43%) Gradle
7 1 (0.43%) JUnit
7 1 (0.43%) LoadRunner
7 1 (0.43%) REST Assured
7 1 (0.43%) SonarQube
General
1 24 (10.34%) Public Sector
2 23 (9.91%) Social Skills
3 21 (9.05%) Finance
4 9 (3.88%) Analytical Skills
5 6 (2.59%) Documentation Skills
6 4 (1.72%) Banking
6 4 (1.72%) Military
7 3 (1.29%) Retail
8 2 (0.86%) Inclusion and Diversity
8 2 (0.86%) Local Government
9 1 (0.43%) Back Office
9 1 (0.43%) Law
9 1 (0.43%) Legal
Job Titles
1 37 (15.95%) Senior
2 36 (15.52%) Architect
3 35 (15.09%) Infrastructure Engineer
4 20 (8.62%) 3rd Line Engineer
4 20 (8.62%) Network Engineer
5 14 (6.03%) Firewall Specialist
5 14 (6.03%) Network Specialist
5 14 (6.03%) Storage Engineer
6 11 (4.74%) Senior Network Engineer
7 10 (4.31%) Security Engineer
7 10 (4.31%) Senior Architect
8 9 (3.88%) 3rd Line Infrastructure Engineer
9 8 (3.45%) DevOps Engineer
9 8 (3.45%) Linux Engineer
9 8 (3.45%) Senior Infrastructure Engineer
9 8 (3.45%) Support Engineer
10 7 (3.02%) Administrator
10 7 (3.02%) NetApp Engineer
11 6 (2.59%) ITSM Architect
11 6 (2.59%) VMware Engineer
Libraries, Frameworks & Software Standards
1 33 (14.22%) 802.1X
2 12 (5.17%) LDAP
2 12 (5.17%) OpenID
2 12 (5.17%) REST
3 11 (4.74%) SAML
4 9 (3.88%) OAuth
5 7 (3.02%) OAuth2
6 4 (1.72%) RabbitMQ
6 4 (1.72%) SailPoint
7 3 (1.29%) JSON
7 3 (1.29%) Kafka
7 3 (1.29%) Keycloak
7 3 (1.29%) Microsoft Graph
7 3 (1.29%) SPIFFE
8 2 (0.86%) CSS
8 2 (0.86%) eBPF
8 2 (0.86%) Elastic Stack
8 2 (0.86%) HTML
8 2 (0.86%) Loki
8 2 (0.86%) Web Services
Miscellaneous
1 42 (18.10%) Clustering
2 27 (11.64%) Data Centre
3 11 (4.74%) Enterprise Storage
4 8 (3.45%) Algorithms
4 8 (3.45%) Public Cloud
5 7 (3.02%) Cloud Native
5 7 (3.02%) Hybrid Cloud
5 7 (3.02%) Onboarding
6 6 (2.59%) Management Information System
7 5 (2.16%) Linux Command Line
7 5 (2.16%) Operational Technology
7 5 (2.16%) Smartcard
8 4 (1.72%) Enterprise Software
8 4 (1.72%) Private Cloud
9 3 (1.29%) Data Protection Act
9 3 (1.29%) Distributed Systems
9 3 (1.29%) Enterprise Cloud
10 2 (0.86%) Analytical Mindset
10 2 (0.86%) Legacy Systems
10 2 (0.86%) Security Posture
Operating Systems
1 108 (46.55%) Windows
2 57 (24.57%) Linux
3 54 (23.28%) Windows Server
4 9 (3.88%) Ubuntu
5 7 (3.02%) Windows Server 2003
6 6 (2.59%) Debian
6 6 (2.59%) Red Hat Enterprise Linux
6 6 (2.59%) Windows Server 2019
7 4 (1.72%) Windows Server 2016
8 3 (1.29%) Unix
8 3 (1.29%) Windows Server 2012
9 2 (0.86%) CentOS
9 2 (0.86%) Windows 7
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%) VMS
Processes & Methodologies
1 63 (27.16%) Identity Access Management
2 46 (19.83%) Agile
3 42 (18.10%) Infrastructure Engineering
4 40 (17.24%) High Availability
5 34 (14.66%) Problem-Solving
6 33 (14.22%) Observability
7 32 (13.79%) ITIL
7 32 (13.79%) Load Balancing
8 30 (12.93%) Cybersecurity
8 30 (12.93%) DevOps
8 30 (12.93%) Key Management
9 28 (12.07%) CI/CD
9 28 (12.07%) Zero Trust
10 27 (11.64%) Change Management
11 26 (11.21%) ITSM
12 22 (9.48%) Service Management
13 21 (9.05%) Migration
14 20 (8.62%) RBAC
15 19 (8.19%) Cloud Security
15 19 (8.19%) Incident Response
Programming Languages
1 47 (20.26%) PowerShell
2 34 (14.66%) Python
3 14 (6.03%) SQL
4 12 (5.17%) JavaScript
5 8 (3.45%) Bash
6 6 (2.59%) C#
7 4 (1.72%) PHP
8 3 (1.29%) Go
8 3 (1.29%) Java
9 1 (0.43%) C++
9 1 (0.43%) Shell Script
Qualifications
1 146 (62.93%) Security Cleared
2 99 (42.67%) DV Cleared
3 49 (21.12%) SC Cleared
4 30 (12.93%) Cisco Certification
5 22 (9.48%) CISSP
6 20 (8.62%) CISM
7 14 (6.03%) Degree
8 11 (4.74%) GIAC
9 8 (3.45%) CompTIA Security+
10 7 (3.02%) Azure Certification
10 7 (3.02%) CCNP
10 7 (3.02%) JNCIA
10 7 (3.02%) JNCIP
10 7 (3.02%) JNCIS
11 5 (2.16%) CCNA
11 5 (2.16%) Microsoft Certification
12 4 (1.72%) APMG
12 4 (1.72%) Network+ Certification
12 4 (1.72%) SSCP
13 3 (1.29%) CREST Certified
Quality Assurance & Compliance
1 29 (12.50%) NIST
2 22 (9.48%) ISO/IEC 27001
3 12 (5.17%) NCSC
4 9 (3.88%) Cyber Essentials
5 6 (2.59%) PCI DSS
6 5 (2.16%) GDPR
6 5 (2.16%) QA
7 4 (1.72%) Cyber Essentials PLUS
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%) Government Security Classifications
10 1 (0.43%) GRC
10 1 (0.43%) HMG Security Policy Framework
10 1 (0.43%) SOC 2
System Software
1 65 (28.02%) Active Directory
2 43 (18.53%) VMware Infrastructure
3 18 (7.76%) Docker
4 16 (6.90%) VMware NSX
5 14 (6.03%) VMware ESXi
6 11 (4.74%) Hyper-V
7 9 (3.88%) BitLocker
8 8 (3.45%) Microsoft App-V
9 5 (2.16%) Virtual Machines
10 3 (1.29%) Firmware
11 2 (0.86%) KVM
11 2 (0.86%) OpenSSH
11 2 (0.86%) vSphere
11 2 (0.86%) XenApp
11 2 (0.86%) XenDesktop
12 1 (0.43%) Embedded Firmware
12 1 (0.43%) Squid
12 1 (0.43%) Terminal Services
Systems Management
1 37 (15.95%) Ansible
2 33 (14.22%) Kubernetes
3 31 (13.36%) Terraform
4 23 (9.91%) FortiGate
4 23 (9.91%) vCenter Server
5 11 (4.74%) Puppet
5 11 (4.74%) SCOM
6 10 (4.31%) Prometheus
6 10 (4.31%) Single Sign-On
7 9 (3.88%) Grafana
8 8 (3.45%) Microsoft Intune
8 8 (3.45%) vMotion
9 7 (3.02%) Avamar
10 5 (2.16%) WMI
11 4 (1.72%) Active Directory Federation Services
11 4 (1.72%) SCCM
12 3 (1.29%) CA Single Sign-On
12 3 (1.29%) WSUS
13 2 (0.86%) Cilium
13 2 (0.86%) Failover Clustering
Vendors
1 65 (28.02%) VMware
2 62 (26.72%) Microsoft
3 52 (22.41%) Cisco
4 36 (15.52%) Splunk
5 30 (12.93%) Juniper
6 27 (11.64%) F5
6 27 (11.64%) SolarWinds
7 22 (9.48%) Extreme Networks
8 19 (8.19%) Citrix
9 16 (6.90%) ServiceNow
10 15 (6.47%) Thales
11 13 (5.60%) Palo Alto
12 10 (4.31%) BMC
12 10 (4.31%) NetApp
12 10 (4.31%) Remedy
13 9 (3.88%) Dell
14 8 (3.45%) ForeScout
15 7 (3.02%) Aruba
16 6 (2.59%) Netskope
17 4 (1.72%) Zscaler