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 1 November 2025, comparing them to the same period in the previous two years.

6 months to
1 Nov 2025
Same period 2024 Same period 2023
Rank 294 339 318
Rank change year-on-year +45 -21 +86
Contract jobs citing PKI 77 42 114
As % of all contract jobs in London 0.56% 0.27% 0.56%
As % of the Miscellaneous category 1.45% 0.79% 1.62%
Number of daily rates quoted 61 26 90
10th Percentile £442 £449 £400
25th Percentile £500 £513 £463
Median daily rate (50th Percentile) £600 £576 £600
Median % change year-on-year +4.12% -3.96% -11.11%
75th Percentile £721 £652 £745
90th Percentile £838 £750 £750
England median daily rate £550 £550 £590
% change year-on-year - -6.78% -1.67%
Number of hourly rates quoted 0 1 0
Median hourly rate - £23.80 -
England median hourly rate - £23.80 £55.00
% change year-on-year - -56.73% -12.70%

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 5,319 5,287 7,034
As % of all contract IT jobs advertised in London 38.95% 33.77% 34.39%
Number of daily rates quoted 3,391 3,384 5,048
10th Percentile £338 £325 £350
25th Percentile £438 £450 £475
Median daily rate (50th Percentile) £550 £575 £600
Median % change year-on-year -4.35% -4.17% -
75th Percentile £688 £725 £725
90th Percentile £819 £850 £825
England median daily rate £525 £541 £550
% change year-on-year -2.87% -1.73% -2.22%
Number of hourly rates quoted 138 63 98
10th Percentile £17.05 £17.30 £17.79
25th Percentile £22.50 £23.80 £19.99
Median hourly rate £26.30 £34.50 £30.00
Median % change year-on-year -23.77% +15.00% +12.19%
75th Percentile £45.90 £59.75 £49.68
90th Percentile £72.50 £80.75 £72.85
England median hourly rate £28.00 £50.00 £44.50
% change year-on-year -44.00% +12.36% +65.89%

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 1 November 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 1 November 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 -4 6 £660 +14.29% 5
East London +5 2 £585 -
West London -7 1 £425 -
South London - 1 £625 -
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 8 (10.39%) Microsoft Exchange
2 6 (7.79%) Confluence
2 6 (7.79%) IIS
3 2 (2.60%) SharePoint
Applications
1 7 (9.09%) Microsoft Office
2 3 (3.90%) Chatbot
3 2 (2.60%) Microsoft Excel
Cloud Services
1 20 (25.97%) Azure
2 11 (14.29%) IaaS
3 10 (12.99%) AWS
4 9 (11.69%) Microsoft 365
5 7 (9.09%) Entra ID
6 4 (5.19%) SaaS
7 3 (3.90%) Amazon S3
7 3 (3.90%) Azure Sentinel
7 3 (3.90%) GCP
7 3 (3.90%) Nutanix
7 3 (3.90%) Serverless
8 2 (2.60%) Amazon EC2
8 2 (2.60%) Amazon SQS
8 2 (2.60%) Azure AI
8 2 (2.60%) Azure DevOps
8 2 (2.60%) Azure Functions
8 2 (2.60%) Azure Key Vault
8 2 (2.60%) GitHub
9 1 (1.30%) PaaS
9 1 (1.30%) Route 53
Communications & Networking
1 13 (16.88%) DNS
1 13 (16.88%) SSL
2 9 (11.69%) BGP
2 9 (11.69%) HTTPS
3 8 (10.39%) Firewall
3 8 (10.39%) IPsec
3 8 (10.39%) Network Security
3 8 (10.39%) OSPF
4 6 (7.79%) EIGRP
4 6 (7.79%) S/MIME
5 5 (6.49%) VPN
6 4 (5.19%) DHCP
6 4 (5.19%) Kerberos
6 4 (5.19%) SSH
6 4 (5.19%) Wireless
7 2 (2.60%) LAN
7 2 (2.60%) SNMP
7 2 (2.60%) WAN
7 2 (2.60%) WLAN
7 2 (2.60%) X.500
Database & Business Intelligence
1 1 (1.30%) Power BI
1 1 (1.30%) Redis
1 1 (1.30%) SQL Server
Development Applications
1 6 (7.79%) JIRA
2 4 (5.19%) Git
3 2 (2.60%) GitLab
4 1 (1.30%) Fiddler
4 1 (1.30%) Postman
General
1 13 (16.88%) Analytical Skills
2 12 (15.58%) Finance
3 10 (12.99%) Military
3 10 (12.99%) Social Skills
4 9 (11.69%) Public Sector
5 4 (5.19%) Documentation Skills
6 3 (3.90%) Inclusion and Diversity
7 1 (1.30%) Banking
7 1 (1.30%) Presentation Skills
Job Titles
1 22 (28.57%) Architect
2 10 (12.99%) Senior
3 8 (10.39%) Security Architect
4 6 (7.79%) Consultant
4 6 (7.79%) Coordinator
4 6 (7.79%) Network Engineer
4 6 (7.79%) Security Assurance Coordinator
5 5 (6.49%) Cisco Engineer
5 5 (6.49%) Cisco Network Engineer
5 5 (6.49%) Infrastructure Engineer
5 5 (6.49%) Juniper Engineer
5 5 (6.49%) Lead
5 5 (6.49%) Security Consultant
5 5 (6.49%) Senior Wintel Engineer
5 5 (6.49%) Wintel Engineer
6 3 (3.90%) Platform Manager
6 3 (3.90%) Security Engineer
6 3 (3.90%) Systems Manager
6 3 (3.90%) Wintel Administrator
6 3 (3.90%) Wintel Systems Administrator
Libraries, Frameworks & Software Standards
1 12 (15.58%) JSON
1 12 (15.58%) REST
2 8 (10.39%) OAuth
2 8 (10.39%) OAuth2
2 8 (10.39%) OpenID
3 7 (9.09%) SAML
4 4 (5.19%) LDAP
5 3 (3.90%) JDBC
5 3 (3.90%) SOAP
6 2 (2.60%) .NET
6 2 (2.60%) Microsoft Graph
6 2 (2.60%) Web Services
7 1 (1.30%) ARM Templates
7 1 (1.30%) Elastic Stack
7 1 (1.30%) RabbitMQ
7 1 (1.30%) SailPoint
Miscellaneous
1 11 (14.29%) Self-Motivation
2 8 (10.39%) Management Information System
3 6 (7.79%) Data Centre
4 4 (5.19%) Algorithms
4 4 (5.19%) Onboarding
5 3 (3.90%) Taxonomies
6 2 (2.60%) CSOC
6 2 (2.60%) Private Cloud
6 2 (2.60%) Replication
6 2 (2.60%) Security Operations Centre
6 2 (2.60%) Smart Meter
7 1 (1.30%) Cloud Native
7 1 (1.30%) Cyber Defence
7 1 (1.30%) Fat Client
7 1 (1.30%) Hybrid Cloud
7 1 (1.30%) Product Ownership
7 1 (1.30%) Security Posture
7 1 (1.30%) Tandem
7 1 (1.30%) Thin Client
7 1 (1.30%) Virtual Team
Operating Systems
1 18 (23.38%) Windows
2 9 (11.69%) Windows Server
3 4 (5.19%) Linux
4 1 (1.30%) Android
4 1 (1.30%) Apple iOS
4 1 (1.30%) Mac OS
4 1 (1.30%) Ubuntu
4 1 (1.30%) Unix
4 1 (1.30%) VMS
4 1 (1.30%) Windows Server 2008
4 1 (1.30%) Windows Server 2019
Processes & Methodologies
1 28 (36.36%) Agile
2 24 (31.17%) Key Management
3 16 (20.78%) Cybersecurity
4 15 (19.48%) Information Security
5 12 (15.58%) Configuration Management
5 12 (15.58%) Identity Access Management
5 12 (15.58%) ITIL
6 11 (14.29%) Cloud Security
6 11 (14.29%) DevOps
7 10 (12.99%) DevSecOps
7 10 (12.99%) Kalman Filter
7 10 (12.99%) Problem-Solving
8 9 (11.69%) SIEM
9 7 (9.09%) Change Management
9 7 (9.09%) CI/CD
9 7 (9.09%) Infrastructure Engineering
9 7 (9.09%) Scaled Agile Framework
9 7 (9.09%) Secure Coding
9 7 (9.09%) Security Architecture
10 6 (7.79%) Regulatory Compliance
Programming Languages
1 18 (23.38%) PowerShell
2 14 (18.18%) Python
3 7 (9.09%) Bash
4 6 (7.79%) C++
4 6 (7.79%) Perl
5 5 (6.49%) Java
6 3 (3.90%) JavaScript
6 3 (3.90%) Kusto Query Language
7 1 (1.30%) SQL
Qualifications
1 35 (45.45%) Security Cleared
2 23 (29.87%) SC Cleared
3 12 (15.58%) Degree
4 10 (12.99%) Cisco Certification
4 10 (12.99%) Microsoft Certification
5 8 (10.39%) DV Cleared
6 7 (9.09%) CCNP
6 7 (9.09%) CISSP
7 6 (7.79%) IISP
7 6 (7.79%) ISACA
7 6 (7.79%) JNCIA
7 6 (7.79%) JNCIS
8 3 (3.90%) Computer Science Degree
9 2 (2.60%) (ISC)2 CCSP
9 2 (2.60%) CEH
9 2 (2.60%) CREST Certified
9 2 (2.60%) GIAC
9 2 (2.60%) Master's Degree
9 2 (2.60%) SANS
9 2 (2.60%) TOGAF Certification
Quality Assurance & Compliance
1 8 (10.39%) NIST
2 7 (9.09%) ISO/IEC 27001
3 4 (5.19%) GDPR
3 4 (5.19%) PCI DSS
4 3 (3.90%) SOC 2
5 2 (2.60%) COBIT
5 2 (2.60%) FIPS 140-2
5 2 (2.60%) HIPAA
5 2 (2.60%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
5 2 (2.60%) QA
6 1 (1.30%) Accessibility
6 1 (1.30%) HMG Security Policy Framework
6 1 (1.30%) NCSC
6 1 (1.30%) NIST 800
6 1 (1.30%) PSD2
6 1 (1.30%) SLA
System Software
1 20 (25.97%) Active Directory
2 6 (7.79%) Firmware
3 5 (6.49%) vSphere
4 4 (5.19%) Docker
5 3 (3.90%) VMware Infrastructure
6 2 (2.60%) Active Directory Lightweight Directory Services
6 2 (2.60%) VMware ESXi
7 1 (1.30%) VMware NSX
Systems Management
1 8 (10.39%) Single Sign-On
2 6 (7.79%) Kubernetes
3 5 (6.49%) SCOM
4 4 (5.19%) Microsoft Intune
4 4 (5.19%) Terraform
5 3 (3.90%) Active Directory Federation Services
5 3 (3.90%) FortiGate
5 3 (3.90%) SCCM
6 2 (2.60%) McAfee ePO
7 1 (1.30%) Ansible
7 1 (1.30%) Grafana
7 1 (1.30%) Prometheus
7 1 (1.30%) VxRail
Vendors
1 28 (36.36%) Microsoft
2 11 (14.29%) Cisco
3 10 (12.99%) VMware
4 8 (10.39%) Juniper
5 6 (7.79%) Dell
5 6 (7.79%) Splunk
6 4 (5.19%) Palo Alto
7 3 (3.90%) ForgeRock
7 3 (3.90%) Fortinet
7 3 (3.90%) Thales
8 2 (2.60%) Canon
8 2 (2.60%) CyberArk
8 2 (2.60%) Extreme Networks
8 2 (2.60%) IBM
8 2 (2.60%) McAfee
8 2 (2.60%) ServiceNow
9 1 (1.30%) Citrix
9 1 (1.30%) Remedy
9 1 (1.30%) Ruckus Wireless
9 1 (1.30%) Veeam