PKI Contract Job Trends in London

Public-Key Infrastructure (PKI)
England > London

The table below looks at the prevalence of the term PKI in contract job vacancies in London. Included is a benchmarking guide to the contractor rates offered in vacancies that cited PKI over the 6 months leading up to 17 December 2025, comparing them to the same period in the previous two years.

6 months to
17 Dec 2025
Same period 2024 Same period 2023
Rank 288 326 285
Rank change year-on-year +38 -41 +91
Contract jobs citing PKI 92 47 119
As % of all contract jobs in London 0.64% 0.31% 0.63%
As % of the Miscellaneous category 1.64% 0.90% 1.88%
Number of daily rates quoted 75 33 85
10th Percentile £455 £430 £400
25th Percentile £506 £450 £475
Median daily rate (50th Percentile) £625 £578 £640
Median % change year-on-year +8.23% -9.77% -5.19%
75th Percentile £838 £725 £750
90th Percentile - £748 £875
England median daily rate £550 £560 £583
% change year-on-year -1.79% -3.95% -6.72%

All Generic Skills
London

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 London.

Contract vacancies with a requirement for generic IT skills 5,593 5,220 6,338
As % of all contract IT jobs advertised in London 38.87% 34.32% 33.70%
Number of daily rates quoted 3,589 3,337 4,514
10th Percentile £338 £325 £325
25th Percentile £431 £450 £463
Median daily rate (50th Percentile) £550 £575 £588
Median % change year-on-year -4.35% -2.13% -2.08%
75th Percentile £675 £713 £725
90th Percentile £800 £850 £825
England median daily rate £513 £550 £550
% change year-on-year -6.68% - -4.35%
Number of hourly rates quoted 129 66 106
10th Percentile £17.50 £17.25 £18.86
25th Percentile £18.87 £23.98 £19.99
Median hourly rate £25.15 £34.50 £30.00
Median % change year-on-year -27.10% +15.00% -12.82%
75th Percentile £45.95 £55.94 £49.68
90th Percentile £66.50 £80.75 £65.93
England median hourly rate £28.06 £37.50 £43.92
% change year-on-year -25.17% -14.62% +25.39%

PKI
Job Vacancy Trend in London

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

PKI job vacancy trend in London

PKI
Daily Rate Trend in London

Contractor daily rate distribution trend for jobs in London citing PKI.

Contractor daily rate distribution trend for jobs in London citing PKI

PKI
Daily Rate Histogram in London

Daily rate distribution for jobs citing PKI in London over the 6 months to 17 December 2025.

Daily rate histogram for PKI in London

PKI
Hourly Rate Trend in London

Contractor hourly rate distribution trend for jobs in London citing PKI.

Contractor hourly rate distribution trend for jobs in London citing PKI

PKI
Contract Job Locations in London

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing PKI within the London region over the 6 months to 17 December 2025. 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
Central London -2 4 £650 +44.44% 1
PKI
England

PKI
Co-Occurring Skills & Capabilities in London 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 10 (10.87%) Microsoft Exchange
2 6 (6.52%) IIS
3 4 (4.35%) Confluence
4 3 (3.26%) SharePoint
Applications
1 7 (7.61%) Microsoft Office
2 2 (2.17%) Microsoft Excel
Cloud Services
1 27 (29.35%) IaaS
2 22 (23.91%) Azure
3 16 (17.39%) Microsoft 365
4 11 (11.96%) AWS
5 6 (6.52%) Entra ID
6 4 (4.35%) PaaS
7 3 (3.26%) GCP
7 3 (3.26%) GitHub
7 3 (3.26%) Nutanix
7 3 (3.26%) SaaS
8 1 (1.09%) Amazon EKS
8 1 (1.09%) Amazon S3
8 1 (1.09%) AWS KMS
8 1 (1.09%) Azure ExpressRoute
8 1 (1.09%) Azure Logic Apps
8 1 (1.09%) Azure Monitor
8 1 (1.09%) GitHub Actions
8 1 (1.09%) OneDrive
8 1 (1.09%) Route 53
8 1 (1.09%) Virtual Private Cloud
Communications & Networking
1 16 (17.39%) DNS
2 12 (13.04%) Firewall
2 12 (13.04%) SSL
3 11 (11.96%) BGP
4 9 (9.78%) HTTPS
4 9 (9.78%) Network Security
4 9 (9.78%) OSPF
5 8 (8.70%) IPsec
6 6 (6.52%) DHCP
6 6 (6.52%) EIGRP
6 6 (6.52%) VPN
7 5 (5.43%) S/MIME
8 4 (4.35%) Wireless
9 3 (3.26%) Kerberos
9 3 (3.26%) LAN
9 3 (3.26%) SSH
9 3 (3.26%) WAN
10 2 (2.17%) SMTP
10 2 (2.17%) SNMP
10 2 (2.17%) WLAN
Database & Business Intelligence
1 1 (1.09%) Elasticsearch
1 1 (1.09%) Redis
1 1 (1.09%) SQL Server
Development Applications
1 5 (5.43%) JIRA
2 2 (2.17%) Git
3 1 (1.09%) Fiddler
3 1 (1.09%) GitLab
3 1 (1.09%) Jenkins
3 1 (1.09%) Postman
General
1 30 (32.61%) Analytical Skills
2 11 (11.96%) Finance
3 8 (8.70%) Military
3 8 (8.70%) Social Skills
4 4 (4.35%) Public Sector
5 3 (3.26%) Inclusion and Diversity
6 2 (2.17%) Banking
6 2 (2.17%) Documentation Skills
7 1 (1.09%) Presentation Skills
Job Titles
1 38 (41.30%) Architect
2 11 (11.96%) Senior
3 7 (7.61%) Network Engineer
3 7 (7.61%) Security Architect
4 6 (6.52%) Coordinator
4 6 (6.52%) Security Assurance Coordinator
4 6 (6.52%) Senior Wintel Engineer
4 6 (6.52%) Wintel Engineer
5 5 (5.43%) Administrator
5 5 (5.43%) Cisco Engineer
5 5 (5.43%) Cisco Network Engineer
5 5 (5.43%) Juniper Engineer
5 5 (5.43%) Platform Manager
5 5 (5.43%) Systems Administrator
5 5 (5.43%) Systems Manager
5 5 (5.43%) Wintel Administrator
5 5 (5.43%) Wintel Systems Administrator
6 4 (4.35%) Cybersecurity Architect
6 4 (4.35%) Infrastructure Engineer
7 3 (3.26%) Consultant
Libraries, Frameworks & Software Standards
1 27 (29.35%) JSON
1 27 (29.35%) REST
2 10 (10.87%) OpenID
3 8 (8.70%) SAML
4 6 (6.52%) OAuth
4 6 (6.52%) OAuth2
5 3 (3.26%) JDBC
5 3 (3.26%) LDAP
5 3 (3.26%) SOAP
6 2 (2.17%) .NET
6 2 (2.17%) Elastic Stack
6 2 (2.17%) Microsoft Graph
7 1 (1.09%) ARM Templates
7 1 (1.09%) CSS
7 1 (1.09%) HTML
7 1 (1.09%) RabbitMQ
7 1 (1.09%) Web Services
Miscellaneous
1 26 (28.26%) Self-Motivation
2 7 (7.61%) Data Centre
3 5 (5.43%) Management Information System
4 4 (4.35%) Private Cloud
5 3 (3.26%) Onboarding
5 3 (3.26%) Replication
5 3 (3.26%) Taxonomies
6 2 (2.17%) Algorithms
6 2 (2.17%) Clustering
6 2 (2.17%) Hybrid Cloud
7 1 (1.09%) Analytical Mindset
7 1 (1.09%) Enterprise Software
7 1 (1.09%) Enterprise Storage
7 1 (1.09%) Fat Client
7 1 (1.09%) Product Ownership
7 1 (1.09%) Smart Meter
7 1 (1.09%) Tandem
7 1 (1.09%) Thin Client
7 1 (1.09%) Virtual Team
Operating Systems
1 23 (25.00%) Windows
2 13 (14.13%) Windows Server
3 5 (5.43%) Linux
4 1 (1.09%) Android
4 1 (1.09%) Apple iOS
4 1 (1.09%) Mac OS
4 1 (1.09%) Ubuntu
4 1 (1.09%) Unix
4 1 (1.09%) VMS
4 1 (1.09%) Windows Server 2003
4 1 (1.09%) Windows Server 2008
4 1 (1.09%) Windows Server 2012
4 1 (1.09%) Windows Server 2019
Processes & Methodologies
1 39 (42.39%) Key Management
2 36 (39.13%) Agile
3 27 (29.35%) Configuration Management
4 14 (15.22%) Cybersecurity
4 14 (15.22%) Information Security
4 14 (15.22%) ITIL
5 10 (10.87%) Change Management
6 9 (9.78%) DevSecOps
6 9 (9.78%) Kalman Filter
7 8 (8.70%) Identity Access Management
7 8 (8.70%) Migration
7 8 (8.70%) Problem-Solving
8 7 (7.61%) CI/CD
8 7 (7.61%) Infrastructure Engineering
8 7 (7.61%) Scaled Agile Framework
8 7 (7.61%) Security Patching
9 6 (6.52%) Cloud Security
9 6 (6.52%) Regulatory Compliance
9 6 (6.52%) Stakeholder Engagement
9 6 (6.52%) Vulnerability Management
Programming Languages
1 35 (38.04%) PowerShell
2 10 (10.87%) Python
3 6 (6.52%) Bash
3 6 (6.52%) C++
3 6 (6.52%) Perl
4 5 (5.43%) Java
5 4 (4.35%) JavaScript
6 1 (1.09%) Kusto Query Language
6 1 (1.09%) SQL
Qualifications
1 55 (59.78%) Security Cleared
2 38 (41.30%) SC Cleared
3 16 (17.39%) Degree
4 11 (11.96%) DV Cleared
5 10 (10.87%) Cisco Certification
5 10 (10.87%) Microsoft Certification
6 8 (8.70%) CCNP
7 6 (6.52%) IISP
7 6 (6.52%) ISACA
7 6 (6.52%) JNCIA
7 6 (6.52%) JNCIS
8 5 (5.43%) CISSP
9 3 (3.26%) Computer Science Degree
10 2 (2.17%) (ISC)2 CCSP
10 2 (2.17%) Azure Certification
10 2 (2.17%) CCSP
10 2 (2.17%) CEH
10 2 (2.17%) ITIL Certification
10 2 (2.17%) Master's Degree
10 2 (2.17%) TOGAF Certification
Quality Assurance & Compliance
1 4 (4.35%) ISO/IEC 27001
1 4 (4.35%) NIST
1 4 (4.35%) PCI DSS
2 3 (3.26%) GDPR
3 2 (2.17%) COBIT
3 2 (2.17%) FIPS 140-2
3 2 (2.17%) HIPAA
3 2 (2.17%) NCSC
4 1 (1.09%) Accessibility
4 1 (1.09%) HMG Security Policy Framework
4 1 (1.09%) NIST 800
4 1 (1.09%) PSD2
System Software
1 24 (26.09%) Active Directory
2 7 (7.61%) Firmware
2 7 (7.61%) VMware Infrastructure
3 6 (6.52%) vSphere
4 5 (5.43%) VMware ESXi
5 4 (4.35%) Docker
6 2 (2.17%) Active Directory Lightweight Directory Services
6 2 (2.17%) BitLocker
6 2 (2.17%) VMware NSX
7 1 (1.09%) Hyper-V
7 1 (1.09%) Microsoft App-V
7 1 (1.09%) XenApp
Systems Management
1 7 (7.61%) Single Sign-On
2 6 (6.52%) SCOM
3 5 (5.43%) Kubernetes
3 5 (5.43%) Microsoft Intune
4 4 (4.35%) SCCM
5 3 (3.26%) Active Directory Federation Services
5 3 (3.26%) FortiGate
5 3 (3.26%) Terraform
6 2 (2.17%) Ansible
6 2 (2.17%) McAfee ePO
6 2 (2.17%) vCenter Server
7 1 (1.09%) Grafana
7 1 (1.09%) Prometheus
7 1 (1.09%) Puppet
7 1 (1.09%) vMotion
7 1 (1.09%) vRealize
7 1 (1.09%) VxRail
Vendors
1 25 (27.17%) Microsoft
2 13 (14.13%) VMware
3 12 (13.04%) Cisco
4 8 (8.70%) Juniper
4 8 (8.70%) Splunk
5 7 (7.61%) Dell
6 5 (5.43%) Palo Alto
7 4 (4.35%) Thales
8 3 (3.26%) Citrix
8 3 (3.26%) CyberArk
8 3 (3.26%) ForgeRock
8 3 (3.26%) Fortinet
9 2 (2.17%) Canon
9 2 (2.17%) Extreme Networks
9 2 (2.17%) McAfee
9 2 (2.17%) ServiceNow
9 2 (2.17%) Veeam
10 1 (1.09%) Netskope
10 1 (1.09%) NVIDIA
10 1 (1.09%) Zscaler