PKI Contract Job Trends

Public-Key Infrastructure (PKI)
UK

The table below looks at the prevalence of the term PKI in contract job vacancies. Included is a benchmarking guide to the contractor rates offered in vacancies that cited PKI over the 6 months leading up to 9 July 2026, comparing them to the same period in the previous two years.

6 months to
9 Jul 2026
Same period 2025 Same period 2024
Rank 372 336 226
Rank change year-on-year -36 -110 +86
Contract jobs citing PKI 302 210 475
As % of all contract jobs in the UK 0.58% 0.65% 1.10%
As % of the Miscellaneous category 1.74% 1.89% 3.60%
Number of daily rates quoted 205 165 333
10th Percentile £413 £358 £363
25th Percentile £463 £463 £438
Median daily rate (50th Percentile) £550 £550 £550
Median % change year-on-year - - -5.98%
75th Percentile £638 £613 £608
90th Percentile £703 £687 £675
UK excluding London median daily rate £550 £550 £550
% change year-on-year - - -0.68%
Number of hourly rates quoted 5 0 4
10th Percentile £53.08 - -
25th Percentile £70.67 - -
Median hourly rate £72.54 - £23.80
75th Percentile £100.00 - £27.91
90th Percentile - - £35.32
UK excluding London median hourly rate £72.54 - £38.50
% change year-on-year - - +156.67%

All Generic Skills
UK

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.

Contract vacancies with a requirement for generic IT skills 17,394 11,140 13,187
As % of all contract IT jobs advertised in the UK 33.14% 34.49% 30.40%
Number of daily rates quoted 10,642 6,925 8,369
10th Percentile £313 £300 £281
25th Percentile £414 £406 £413
Median daily rate (50th Percentile) £522 £525 £538
Median % change year-on-year -0.62% -2.42% -2.18%
75th Percentile £626 £650 £663
90th Percentile £749 £775 £800
UK excluding London median daily rate £500 £475 £500
% change year-on-year +5.26% -5.00% -
Number of hourly rates quoted 882 515 902
10th Percentile £16.01 £15.50 £12.25
25th Percentile £21.00 £18.87 £15.39
Median hourly rate £43.96 £31.00 £36.02
Median % change year-on-year +41.81% -13.94% +30.99%
75th Percentile £70.00 £57.55 £62.00
90th Percentile £87.47 £77.50 £72.50
UK excluding London median hourly rate £43.96 £31.49 £36.00
% change year-on-year +39.60% -12.53% +2.86%

PKI
Job Vacancy Trend

Historical trend showing the proportion of contract IT job postings citing PKI relative to all contract IT jobs advertised.

PKI job vacancy trend in the UK

PKI
Daily Rate Trend

Contractor daily rate distribution trend for jobs in the UK citing PKI.

Contractor daily rate distribution trend for jobs in the UK citing PKI

PKI
Daily Rate Histogram

Daily rate distribution for jobs citing PKI over the 6 months to 9 July 2026.

Daily rate histogram for PKI in the UK

PKI
Hourly Rate Trend

Contractor hourly rate distribution trend for jobs in the UK citing PKI.

Contractor hourly rate distribution trend for jobs in the UK citing PKI

PKI
Hourly Rate Histogram

Hourly rate distribution of jobs citing PKI over the 6 months to 9 July 2026.

Hourly rate histogram for PKI in the UK

PKI
Top 15 Contract Job Locations

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing PKI within the UK over the 6 months to 9 July 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
England -68 253 £563 +2.27% 68
UK excluding London -42 200 £550 - 70
South East +8 106 £590 +2.61% 21
London -58 74 £600 +4.35% 12
Work from Home -40 72 £550 +0.92% 26
North of England -56 34 £425 -13.62% 10
North West -28 23 £418 -15.14% 6
Scotland +7 22 £490 -8.41% 12
South West -63 19 £540 -6.09% 15
Midlands -67 12 £450 +17.65% 6
West Midlands -71 11 £450 +17.65% 3
Yorkshire - 11 £500 - 4
Wales - 5 £500 - 3
East of England -23 4 £400 -23.81% 2
East Midlands -13 1 £475 - 3

PKI
Co-Occurring Skills & Capabilities 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 12 (3.97%) Microsoft Exchange
1 12 (3.97%) SharePoint
2 10 (3.31%) Confluence
3 7 (2.32%) IIS
4 4 (1.32%) Apache
5 3 (0.99%) Exchange Server 2010
5 3 (0.99%) Tomcat
5 3 (0.99%) WebSphere
6 1 (0.33%) ArcGIS
Applications
1 5 (1.66%) Microsoft Office
Business Applications
1 11 (3.64%) Remedy ITSM
2 1 (0.33%) Cloudability
2 1 (0.33%) Dynamics GP
Cloud Services
1 92 (30.46%) Azure
2 70 (23.18%) AWS
3 54 (17.88%) Entra ID
4 23 (7.62%) Microsoft 365
5 19 (6.29%) GCP
6 18 (5.96%) Power Platform
7 12 (3.97%) IaaS
8 11 (3.64%) PaaS
9 10 (3.31%) Azure Key Vault
9 10 (3.31%) OpenShift
10 7 (2.32%) Azure DevOps
11 6 (1.99%) SaaS
12 5 (1.66%) AWS KMS
12 5 (1.66%) GitHub
13 3 (0.99%) Amazon EKS
14 2 (0.66%) Azure Monitor
14 2 (0.66%) Azure Sentinel
14 2 (0.66%) GitHub Actions
14 2 (0.66%) OneDrive
14 2 (0.66%) Power Automate
Communications & Networking
1 88 (29.14%) DNS
2 69 (22.85%) Firewall
3 61 (20.20%) DHCP
4 39 (12.91%) BGP
5 37 (12.25%) WAN
6 35 (11.59%) VPN
7 33 (10.93%) LAN
8 30 (9.93%) OSPF
9 25 (8.28%) Ethernet VPN
9 25 (8.28%) VXLAN
10 24 (7.95%) BIG-IP
10 24 (7.95%) Network Security
11 23 (7.62%) Junos
11 23 (7.62%) SSL
12 22 (7.28%) Cisco ISE
13 13 (4.30%) TCP/IP
14 12 (3.97%) Cisco ASA
14 12 (3.97%) IPsec
15 11 (3.64%) SSH
15 11 (3.64%) Wireless
Database & Business Intelligence
1 18 (5.96%) SQL Server
2 13 (4.30%) Power BI
3 10 (3.31%) Elasticsearch
4 5 (1.66%) PostgreSQL
5 4 (1.32%) Amazon RDS
5 4 (1.32%) MongoDB
5 4 (1.32%) MySQL
6 3 (0.99%) Big Data
6 3 (0.99%) Db2
6 3 (0.99%) NoSQL
6 3 (0.99%) Relational Database
7 2 (0.66%) Metadata
8 1 (0.33%) RDBMS
8 1 (0.33%) SQL Server Reporting Services
Development Applications
1 13 (4.30%) JIRA
2 8 (2.65%) Git
2 8 (2.65%) GitLab
3 6 (1.99%) Jenkins
4 4 (1.32%) Robot Framework
4 4 (1.32%) Sonatype Nexus
5 3 (0.99%) Terragrunt
6 2 (0.66%) Burp Suite
6 2 (0.66%) Cucumber
6 2 (0.66%) Gatling
6 2 (0.66%) Gradle
6 2 (0.66%) LoadRunner
6 2 (0.66%) MSI
6 2 (0.66%) REST Assured
6 2 (0.66%) SonarQube
General
1 47 (15.56%) Social Skills
2 33 (10.93%) Finance
3 32 (10.60%) Public Sector
4 14 (4.64%) Analytical Skills
5 11 (3.64%) Documentation Skills
6 7 (2.32%) Banking
6 7 (2.32%) Legal
7 5 (1.66%) Military
7 5 (1.66%) Retail
8 4 (1.32%) Influencing Skills
9 3 (0.99%) Inclusion and Diversity
10 2 (0.66%) Corporate Banking
10 2 (0.66%) Investment Banking
10 2 (0.66%) Police
10 2 (0.66%) Retail Banking
11 1 (0.33%) Back Office
11 1 (0.33%) Law
11 1 (0.33%) Local Government
11 1 (0.33%) Manufacturing
11 1 (0.33%) Wearables
Job Titles
1 60 (19.87%) Senior
2 50 (16.56%) Infrastructure Engineer
3 35 (11.59%) Architect
4 25 (8.28%) Network Engineer
5 19 (6.29%) 3rd Line Engineer
6 18 (5.96%) Senior Infrastructure Engineer
7 16 (5.30%) Lead
8 15 (4.97%) Storage Engineer
9 14 (4.64%) Firewall Specialist
9 14 (4.64%) Network Specialist
9 14 (4.64%) Senior Network Engineer
9 14 (4.64%) Support Engineer
10 12 (3.97%) DevOps Engineer
11 10 (3.31%) Analyst
11 10 (3.31%) Senior Architect
12 9 (2.98%) 3rd Line Infrastructure Engineer
12 9 (2.98%) Linux Engineer
12 9 (2.98%) Security Engineer
13 7 (2.32%) Consultant
13 7 (2.32%) VMware Engineer
Libraries, Frameworks & Software Standards
1 32 (10.60%) 802.1X
2 23 (7.62%) OpenID
3 22 (7.28%) SAML
4 21 (6.95%) LDAP
5 16 (5.30%) OAuth
6 15 (4.97%) REST
7 7 (2.32%) JSON
7 7 (2.32%) OAuth2
7 7 (2.32%) RabbitMQ
8 5 (1.66%) Kafka
8 5 (1.66%) SailPoint
9 4 (1.32%) Keycloak
9 4 (1.32%) Web Services
10 3 (0.99%) FIDO
10 3 (0.99%) Microsoft Graph
10 3 (0.99%) Middleware
10 3 (0.99%) SPIFFE
11 2 (0.66%) Blazor
11 2 (0.66%) Playwright
11 2 (0.66%) WebAuthn
Miscellaneous
1 48 (15.89%) Clustering
2 37 (12.25%) Data Centre
3 12 (3.97%) Onboarding
4 10 (3.31%) Cloud Native
4 10 (3.31%) Hybrid Cloud
5 9 (2.98%) Distributed Systems
5 9 (2.98%) Enterprise Storage
5 9 (2.98%) Linux Command Line
6 8 (2.65%) Management Information System
6 8 (2.65%) Public Cloud
7 7 (2.32%) Legacy Systems
7 7 (2.32%) Security Posture
8 6 (1.99%) Enterprise Software
8 6 (1.99%) Operational Technology
8 6 (1.99%) Smartcard
9 5 (1.66%) Fat Client
9 5 (1.66%) Private Cloud
9 5 (1.66%) Thin Client
10 4 (1.32%) Data Protection Act
10 4 (1.32%) Mainframe
Operating Systems
1 147 (48.68%) Windows
2 80 (26.49%) Linux
3 77 (25.50%) Windows Server
4 11 (3.64%) Red Hat Enterprise Linux
5 10 (3.31%) Unix
6 9 (2.98%) Ubuntu
7 7 (2.32%) Windows Server 2016
7 7 (2.32%) Windows Server 2019
8 6 (1.99%) Debian
8 6 (1.99%) Windows Server 2003
8 6 (1.99%) Windows Server 2012
9 4 (1.32%) Android
10 3 (0.99%) Apple iOS
10 3 (0.99%) Mac OS
11 2 (0.66%) CentOS
11 2 (0.66%) Windows 10
12 1 (0.33%) Data ONTAP
12 1 (0.33%) VMS
12 1 (0.33%) Windows 7
12 1 (0.33%) zOS
Processes & Methodologies
1 85 (28.15%) Identity Access Management
2 55 (18.21%) ITIL
3 54 (17.88%) Infrastructure Engineering
4 47 (15.56%) Cybersecurity
5 46 (15.23%) High Availability
6 44 (14.57%) Problem-Solving
7 41 (13.58%) Agile
8 40 (13.25%) DevOps
9 39 (12.91%) Zero Trust
10 36 (11.92%) Observability
11 31 (10.26%) Cryptography
11 31 (10.26%) Infrastructure as Code
11 31 (10.26%) ITSM
11 31 (10.26%) Load Balancing
12 30 (9.93%) CI/CD
12 30 (9.93%) Service Management
13 29 (9.60%) Key Management
14 25 (8.28%) Project Delivery
15 24 (7.95%) RBAC
16 23 (7.62%) Stakeholder Management
Programming Languages
1 71 (23.51%) PowerShell
2 51 (16.89%) Python
3 14 (4.64%) Bash
3 14 (4.64%) SQL
4 12 (3.97%) JavaScript
5 9 (2.98%) Java
6 8 (2.65%) C#
7 4 (1.32%) PHP
8 3 (0.99%) C++
8 3 (0.99%) Go
9 2 (0.66%) Ruby
9 2 (0.66%) Shell Script
Qualifications
1 158 (52.32%) Security Cleared
2 94 (31.13%) DV Cleared
3 67 (22.19%) SC Cleared
4 32 (10.60%) Cisco Certification
5 21 (6.95%) Degree
6 17 (5.63%) Microsoft Certification
7 13 (4.30%) CISSP
8 11 (3.64%) Azure Certification
8 11 (3.64%) MCSE
9 10 (3.31%) CCNP
10 9 (2.98%) GIAC
11 8 (2.65%) CISM
11 8 (2.65%) CompTIA Security+
12 7 (2.32%) JNCIA
12 7 (2.32%) JNCIP
12 7 (2.32%) JNCIS
13 5 (1.66%) Master's Degree
13 5 (1.66%) SSCP
14 4 (1.32%) CCNA
14 4 (1.32%) Network+ Certification
Quality Assurance & Compliance
1 33 (10.93%) NIST
2 23 (7.62%) ISO/IEC 27001
3 17 (5.63%) NCSC
4 10 (3.31%) Cyber Essentials
5 9 (2.98%) QA
6 8 (2.65%) SLA
7 4 (1.32%) Cyber Essentials PLUS
7 4 (1.32%) GDPR
8 3 (0.99%) PCI DSS
8 3 (0.99%) SOC 2
9 2 (0.66%) Government Security Classifications
9 2 (0.66%) ISA99
9 2 (0.66%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
9 2 (0.66%) JSP 440
9 2 (0.66%) NIST 800
9 2 (0.66%) RMADS
10 1 (0.33%) Accessibility
10 1 (0.33%) GMP
10 1 (0.33%) GRC
10 1 (0.33%) GxP
System Software
1 117 (38.74%) Active Directory
2 58 (19.21%) VMware Infrastructure
3 33 (10.93%) Docker
4 27 (8.94%) Hyper-V
5 21 (6.95%) VMware NSX
6 17 (5.63%) VMware ESXi
7 10 (3.31%) BitLocker
8 9 (2.98%) Microsoft App-V
9 8 (2.65%) Virtual Machines
10 5 (1.66%) vSphere
11 4 (1.32%) Firmware
11 4 (1.32%) OpenSSH
11 4 (1.32%) Terminal Services
11 4 (1.32%) Virtual Desktop
12 3 (0.99%) KVM
12 3 (0.99%) NFS
12 3 (0.99%) OpenAM
13 2 (0.66%) XenApp
13 2 (0.66%) XenDesktop
14 1 (0.33%) Virtual Servers
Systems Management
1 50 (16.56%) Ansible
2 45 (14.90%) Kubernetes
3 40 (13.25%) Terraform
4 28 (9.27%) vCenter Server
5 24 (7.95%) Single Sign-On
6 23 (7.62%) FortiGate
7 15 (4.97%) Microsoft Intune
8 14 (4.64%) SCOM
9 13 (4.30%) Puppet
10 10 (3.31%) Avamar
10 10 (3.31%) Prometheus
11 9 (2.98%) Grafana
11 9 (2.98%) vMotion
12 8 (2.65%) SCCM
13 7 (2.32%) Active Directory Federation Services
14 6 (1.99%) CA Single Sign-On
14 6 (1.99%) Kibana
15 5 (1.66%) Failover Clustering
15 5 (1.66%) WMI
15 5 (1.66%) WSUS
Vendors
1 111 (36.75%) Microsoft
2 77 (25.50%) VMware
3 57 (18.87%) Cisco
4 36 (11.92%) Splunk
5 30 (9.93%) Juniper
6 28 (9.27%) F5
7 27 (8.94%) SolarWinds
8 24 (7.95%) ServiceNow
9 22 (7.28%) Extreme Networks
10 20 (6.62%) Okta
11 19 (6.29%) Citrix
11 19 (6.29%) Thales
12 13 (4.30%) BeyondTrust
13 12 (3.97%) Dell
13 12 (3.97%) Palo Alto
14 11 (3.64%) BMC
14 11 (3.64%) NetApp
14 11 (3.64%) Remedy
15 7 (2.32%) Google
15 7 (2.32%) IBM