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

6 months to
7 May 2026
Same period 2025 Same period 2024
Rank 359 304 182
Rank change year-on-year -55 -122 +120
Contract jobs citing PKI 239 180 486
As % of all contract jobs in England 0.59% 0.74% 1.31%
As % of the Miscellaneous category 1.82% 2.16% 4.25%
Number of daily rates quoted 159 141 341
10th Percentile £411 £413 £363
25th Percentile £480 £500 £425
Median daily rate (50th Percentile) £550 £565 £550
Median % change year-on-year -2.65% +2.73% -8.33%
75th Percentile £650 £638 £638
90th Percentile £750 £725 £694
UK median daily rate £550 £550 £550
% change year-on-year - - -6.78%
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 13,147 8,326 11,422
As % of all contract IT jobs advertised in England 32.29% 34.16% 30.81%
Number of daily rates quoted 8,325 5,444 7,507
10th Percentile £306 £300 £263
25th Percentile £413 £413 £413
Median daily rate (50th Percentile) £513 £548 £550
Median % change year-on-year -6.52% -0.32% -3.93%
75th Percentile £625 £675 £675
90th Percentile £750 £788 £800
UK median daily rate £500 £525 £538
% change year-on-year -4.76% -2.42% -2.18%
Number of hourly rates quoted 662 332 822
10th Percentile £16.01 £16.68 £12.25
25th Percentile £21.00 £21.36 £15.17
Median hourly rate £47.00 £34.50 £31.75
Median % change year-on-year +36.23% +8.66% +41.16%
75th Percentile £70.00 £64.57 £61.30
90th Percentile £87.95 £84.45 £70.00
UK median hourly rate £45.00 £32.50 £30.14
% change year-on-year +38.46% +7.83% +34.04%

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 7 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 7 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 7 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 +18 106 £600 +4.35% 23
London -44 69 £563 +4.75% 19
North of England -49 23 £482 -29.25% 4
South West -58 17 £550 -4.35% 5
West Midlands -64 15 £450 +5.88% 3
Midlands -78 15 £450 +5.88% 8
North West -31 13 £417 -15.24% 3
Yorkshire -47 10 £482 -33.52% 1
East of England -32 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 13 (5.44%) Microsoft Exchange
2 5 (2.09%) Confluence
3 4 (1.67%) SharePoint
4 3 (1.26%) IIS
5 2 (0.84%) Exchange Server 2010
6 1 (0.42%) ArcGIS
6 1 (0.42%) nginx
Applications
1 2 (0.84%) Microsoft Office
Business Applications
1 8 (3.35%) Remedy ITSM
2 1 (0.42%) Cloudability
Cloud Services
1 55 (23.01%) Azure
2 51 (21.34%) AWS
3 21 (8.79%) Microsoft 365
4 19 (7.95%) Entra ID
5 14 (5.86%) IaaS
6 12 (5.02%) Power Platform
7 9 (3.77%) GCP
7 9 (3.77%) OpenShift
8 8 (3.35%) PaaS
9 6 (2.51%) SaaS
10 5 (2.09%) AWS KMS
10 5 (2.09%) Azure Key Vault
11 4 (1.67%) AWS CloudFormation
11 4 (1.67%) Power Automate
12 3 (1.26%) Amazon EKS
12 3 (1.26%) Azure DevOps
13 2 (0.84%) OneDrive
13 2 (0.84%) Virtual Private Cloud
14 1 (0.42%) Google Workspace
14 1 (0.42%) Route 53
Communications & Networking
1 63 (26.36%) DNS
1 63 (26.36%) Firewall
2 46 (19.25%) DHCP
3 40 (16.74%) BGP
4 34 (14.23%) WAN
5 29 (12.13%) LAN
5 29 (12.13%) OSPF
5 29 (12.13%) VPN
6 28 (11.72%) Cisco ISE
7 27 (11.30%) Junos
7 27 (11.30%) Network Security
8 26 (10.88%) Ethernet VPN
8 26 (10.88%) VXLAN
9 25 (10.46%) BIG-IP
10 21 (8.79%) SSL
11 11 (4.60%) MPLS
12 10 (4.18%) Cisco IOS
12 10 (4.18%) TCP/IP
13 8 (3.35%) SMTP
13 8 (3.35%) TACACS
Database & Business Intelligence
1 9 (3.77%) SQL Server
2 8 (3.35%) Elasticsearch
2 8 (3.35%) Power BI
3 2 (0.84%) Metadata
4 1 (0.42%) Amazon QuickSight
4 1 (0.42%) Amazon RDS
4 1 (0.42%) MongoDB
4 1 (0.42%) MySQL
4 1 (0.42%) PostgreSQL
Development Applications
1 11 (4.60%) JIRA
2 7 (2.93%) Robot Framework
3 5 (2.09%) GitLab
3 5 (2.09%) Sonatype Nexus
4 3 (1.26%) Jenkins
5 2 (0.84%) Git
5 2 (0.84%) MSI
5 2 (0.84%) Terragrunt
6 1 (0.42%) JUnit
General
1 21 (8.79%) Social Skills
2 20 (8.37%) Public Sector
3 17 (7.11%) Finance
4 15 (6.28%) Analytical Skills
5 5 (2.09%) Military
6 4 (1.67%) Documentation Skills
7 3 (1.26%) Retail
8 2 (0.84%) Banking
8 2 (0.84%) Legal
8 2 (0.84%) Local Government
9 1 (0.42%) Aerospace
9 1 (0.42%) Back Office
Job Titles
1 52 (21.76%) Architect
2 38 (15.90%) Senior
3 36 (15.06%) Infrastructure Engineer
4 22 (9.21%) Network Engineer
5 20 (8.37%) 3rd Line Engineer
6 14 (5.86%) Firewall Specialist
6 14 (5.86%) Network Specialist
7 13 (5.44%) Senior Infrastructure Engineer
8 10 (4.18%) Senior Architect
8 10 (4.18%) Senior Network Engineer
8 10 (4.18%) Storage Engineer
9 9 (3.77%) 3rd Line Infrastructure Engineer
9 9 (3.77%) Security Engineer
9 9 (3.77%) Support Engineer
10 8 (3.35%) Administrator
11 7 (2.93%) NetApp Engineer
12 6 (2.51%) DV Cleared Network Engineer
12 6 (2.51%) ITSM Architect
12 6 (2.51%) Wintel Administrator
12 6 (2.51%) Wintel Systems Administrator
Libraries, Frameworks & Software Standards
1 32 (13.39%) 802.1X
2 17 (7.11%) REST
3 12 (5.02%) OpenID
4 11 (4.60%) LDAP
4 11 (4.60%) SAML
5 10 (4.18%) JSON
6 9 (3.77%) OAuth
7 7 (2.93%) OAuth2
8 3 (1.26%) SailPoint
9 2 (0.84%) CSS
9 2 (0.84%) eBPF
9 2 (0.84%) Elastic Stack
9 2 (0.84%) HTML
9 2 (0.84%) Loki
9 2 (0.84%) Microsoft Graph
9 2 (0.84%) SPIFFE
9 2 (0.84%) Web Services
10 1 (0.42%) EJB
10 1 (0.42%) Keycloak
10 1 (0.42%) OpenTelemetry
Miscellaneous
1 41 (17.15%) Clustering
2 27 (11.30%) Data Centre
3 11 (4.60%) Enterprise Storage
4 8 (3.35%) Algorithms
4 8 (3.35%) Onboarding
4 8 (3.35%) Public Cloud
5 7 (2.93%) Hybrid Cloud
5 7 (2.93%) Self-Motivation
6 5 (2.09%) Fat Client
6 5 (2.09%) Operational Technology
6 5 (2.09%) Smartcard
6 5 (2.09%) Thin Client
7 4 (1.67%) Cloud Native
7 4 (1.67%) Private Cloud
8 3 (1.26%) Enterprise Software
8 3 (1.26%) Management Information System
9 2 (0.84%) CESG
9 2 (0.84%) Data Protection Act
9 2 (0.84%) Enterprise Cloud
9 2 (0.84%) SCADA
Operating Systems
1 102 (42.68%) Windows
2 49 (20.50%) Linux
3 48 (20.08%) Windows Server
4 7 (2.93%) Ubuntu
4 7 (2.93%) Windows Server 2003
4 7 (2.93%) Windows Server 2012
5 6 (2.51%) Windows Server 2019
6 5 (2.09%) Red Hat Enterprise Linux
6 5 (2.09%) Windows 7
7 4 (1.67%) Windows Server 2016
8 3 (1.26%) CentOS
9 2 (0.84%) Debian
10 1 (0.42%) Android
10 1 (0.42%) Apple iOS
10 1 (0.42%) Data ONTAP
10 1 (0.42%) Mac OS
10 1 (0.42%) Solaris
10 1 (0.42%) Unix
10 1 (0.42%) VMS
10 1 (0.42%) Windows 10
Processes & Methodologies
1 55 (23.01%) Agile
2 48 (20.08%) Identity Access Management
3 41 (17.15%) Infrastructure Engineering
4 37 (15.48%) High Availability
5 36 (15.06%) Key Management
6 34 (14.23%) Problem-Solving
7 32 (13.39%) ITIL
8 31 (12.97%) Observability
9 30 (12.55%) CI/CD
9 30 (12.55%) Cybersecurity
9 30 (12.55%) Load Balancing
10 27 (11.30%) Change Management
10 27 (11.30%) DevOps
11 26 (10.88%) ITSM
12 24 (10.04%) Migration
13 23 (9.62%) Zero Trust
14 21 (8.79%) Infrastructure as Code
14 21 (8.79%) Service Management
15 20 (8.37%) Cryptography
16 19 (7.95%) Platform Engineering
Programming Languages
1 54 (22.59%) PowerShell
2 33 (13.81%) Python
3 15 (6.28%) SQL
4 12 (5.02%) Bash
5 10 (4.18%) JavaScript
6 6 (2.51%) C#
7 4 (1.67%) PHP
8 3 (1.26%) Go
9 2 (0.84%) Java
10 1 (0.42%) C++
10 1 (0.42%) Perl
10 1 (0.42%) Shell Script
Qualifications
1 162 (67.78%) Security Cleared
2 100 (41.84%) DV Cleared
3 56 (23.43%) SC Cleared
4 30 (12.55%) Cisco Certification
5 16 (6.69%) CISSP
6 15 (6.28%) CISM
6 15 (6.28%) Degree
7 8 (3.35%) CompTIA Security+
7 8 (3.35%) GIAC
8 7 (2.93%) CCNP
8 7 (2.93%) JNCIA
8 7 (2.93%) JNCIP
8 7 (2.93%) JNCIS
9 6 (2.51%) Microsoft Certification
10 5 (2.09%) AWS Certification
10 5 (2.09%) Azure Certification
10 5 (2.09%) CCNA
11 4 (1.67%) APMG
11 4 (1.67%) Network+ Certification
11 4 (1.67%) SSCP
Quality Assurance & Compliance
1 23 (9.62%) NIST
2 17 (7.11%) ISO/IEC 27001
3 13 (5.44%) NCSC
4 9 (3.77%) Cyber Essentials
5 6 (2.51%) GDPR
6 5 (2.09%) PCI DSS
7 4 (1.67%) Cyber Essentials PLUS
7 4 (1.67%) QA
8 3 (1.26%) RMADS
9 2 (0.84%) ISA99
9 2 (0.84%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
9 2 (0.84%) JSP 440
9 2 (0.84%) SLA
10 1 (0.42%) HMG Security Policy Framework
10 1 (0.42%) NIST 800
10 1 (0.42%) SOC 2
System Software
1 73 (30.54%) Active Directory
2 47 (19.67%) VMware Infrastructure
3 16 (6.69%) Docker
3 16 (6.69%) VMware ESXi
4 15 (6.28%) Hyper-V
5 14 (5.86%) VMware NSX
6 10 (4.18%) BitLocker
7 8 (3.35%) Microsoft App-V
8 6 (2.51%) Firmware
9 5 (2.09%) Virtual Machines
10 3 (1.26%) XenApp
11 2 (0.84%) KVM
11 2 (0.84%) OpenSSH
11 2 (0.84%) Sendmail
11 2 (0.84%) vSphere
11 2 (0.84%) XenDesktop
12 1 (0.42%) Embedded Firmware
12 1 (0.42%) Squid
12 1 (0.42%) Terminal Services
Systems Management
1 34 (14.23%) Ansible
2 32 (13.39%) Terraform
3 31 (12.97%) Kubernetes
4 23 (9.62%) FortiGate
4 23 (9.62%) vCenter Server
5 10 (4.18%) Single Sign-On
6 9 (3.77%) Puppet
7 8 (3.35%) Microsoft Intune
7 8 (3.35%) Prometheus
7 8 (3.35%) SCOM
7 8 (3.35%) vMotion
8 7 (2.93%) Grafana
8 7 (2.93%) WMI
9 6 (2.51%) SCCM
10 4 (1.67%) Active Directory Federation Services
10 4 (1.67%) WSUS
11 3 (1.26%) Avamar
11 3 (1.26%) CA Single Sign-On
12 2 (0.84%) Failover Clustering
12 2 (0.84%) PingFederate
Vendors
1 70 (29.29%) Microsoft
2 67 (28.03%) VMware
3 53 (22.18%) Cisco
4 35 (14.64%) Splunk
5 34 (14.23%) Juniper
6 29 (12.13%) SolarWinds
7 27 (11.30%) F5
8 22 (9.21%) Extreme Networks
9 16 (6.69%) Citrix
9 16 (6.69%) ServiceNow
10 12 (5.02%) Palo Alto
11 11 (4.60%) Thales
12 10 (4.18%) NetApp
13 8 (3.35%) BMC
13 8 (3.35%) ForeScout
13 8 (3.35%) Remedy
14 7 (2.93%) Aruba
14 7 (2.93%) Broadcom
15 6 (2.51%) Netskope
16 5 (2.09%) Dell