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 18 September 2025, comparing them to the same period in the previous two years.

6 months to
18 Sep 2025
Same period 2024 Same period 2023
Rank 291 329 321
Rank change year-on-year +38 -8 +107
Contract jobs citing PKI 71 55 119
As % of all contract jobs advertised in London 0.53% 0.34% 0.55%
As % of the Miscellaneous category 1.38% 1.00% 1.56%
Number of daily rates quoted 52 34 89
10th Percentile £450 £329 £400
25th Percentile £498 £513 £463
Median daily rate (50th Percentile) £585 £541 £600
Median % change year-on-year +8.14% -9.84% -7.69%
75th Percentile £700 £587 £745
90th Percentile £747 £718 £782
England median daily rate £550 £542 £587
% change year-on-year +1.43% -7.55% -4.24%
Number of hourly rates quoted 0 3 1
Median hourly rate - £23.80 £83.00
Median % change year-on-year - -71.33% -
England median hourly rate - £23.80 £55.00
% change year-on-year - -56.73% -23.08%

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 5,139 5,495 7,652
As % of all contract IT jobs advertised in London 38.22% 33.73% 35.16%
Number of daily rates quoted 3,330 3,640 5,539
10th Percentile £335 £325 £350
25th Percentile £438 £450 £478
Median daily rate (50th Percentile) £560 £575 £600
Median % change year-on-year -2.61% -4.17% -
75th Percentile £700 £738 £725
90th Percentile £825 £850 £825
England median daily rate £525 £550 £550
% change year-on-year -4.55% - -2.22%
Number of hourly rates quoted 118 67 84
10th Percentile £16.30 £17.25 £17.27
25th Percentile £23.71 £23.80 £19.99
Median hourly rate £27.50 £31.62 £29.75
Median % change year-on-year -13.03% +6.29% -2.46%
75th Percentile £46.55 £54.38 £53.38
90th Percentile £70.88 £71.50 £74.60
England median hourly rate £33.05 £57.35 £45.88
% change year-on-year -42.37% +25.00% +76.46%

PKI
Job Vacancy Trend in London

Job postings citing PKI as a proportion of all IT jobs advertised in London.

Job vacancy trend for PKI 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 18 September 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 18 September 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 0 5 £670 +9.16% 2
West London -3 3 £750 -
East London +8 2 £585 -
South London - 1 £625 -
PKI
England

PKI
Co-occurring Skills and Capabilities in London by Category

The follow tables expand on the table above by listing co-occurrences grouped by category. The same employment type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories:

Application Platforms
1 6 (8.45%) Confluence
1 6 (8.45%) IIS
1 6 (8.45%) Microsoft Exchange
2 1 (1.41%) SharePoint
Applications
1 7 (9.86%) Microsoft Office
2 3 (4.23%) Chatbot
3 2 (2.82%) Microsoft Excel
Cloud Services
1 21 (29.58%) Azure
2 19 (26.76%) AWS
3 13 (18.31%) Entra ID
4 6 (8.45%) Microsoft 365
5 5 (7.04%) GCP
6 4 (5.63%) Azure Monitor
7 3 (4.23%) Azure Sentinel
7 3 (4.23%) SaaS
7 3 (4.23%) Serverless
8 2 (2.82%) Amazon EC2
8 2 (2.82%) Amazon S3
8 2 (2.82%) Amazon SQS
8 2 (2.82%) Azure AI
8 2 (2.82%) Azure DevOps
8 2 (2.82%) Azure Functions
8 2 (2.82%) Azure Key Vault
8 2 (2.82%) GitHub
8 2 (2.82%) Nutanix
9 1 (1.41%) AWS KMS
9 1 (1.41%) OCI
Communications & Networking
1 15 (21.13%) DNS
2 12 (16.90%) HTTPS
2 12 (16.90%) SSL
3 11 (15.49%) VPN
4 10 (14.08%) Firewall
5 9 (12.68%) DHCP
6 8 (11.27%) Wireless
7 7 (9.86%) BGP
7 7 (9.86%) IPsec
7 7 (9.86%) Network Security
7 7 (9.86%) OSPF
8 6 (8.45%) EIGRP
9 5 (7.04%) Radio Access Network
9 5 (7.04%) TCP/IP
10 4 (5.63%) S/MIME
10 4 (5.63%) SSH
11 3 (4.23%) Intrusion Detection
12 2 (2.82%) SMTP
12 2 (2.82%) SNMP
13 1 (1.41%) HTTP
Database & Business Intelligence
1 4 (5.63%) Amazon RDS
2 2 (2.82%) Hadoop
2 2 (2.82%) MongoDB
2 2 (2.82%) NoSQL
2 2 (2.82%) SQL Server
3 1 (1.41%) Azure SQL Database
3 1 (1.41%) Big Data
3 1 (1.41%) Elasticsearch
3 1 (1.41%) Power BI
Development Applications
1 6 (8.45%) JIRA
2 4 (5.63%) Git
3 2 (2.82%) GitLab
4 1 (1.41%) Fiddler
4 1 (1.41%) Postman
General
1 12 (16.90%) Public Sector
2 11 (15.49%) Finance
3 10 (14.08%) Social Skills
4 9 (12.68%) Military
5 5 (7.04%) Telecoms
6 3 (4.23%) Documentation Skills
6 3 (4.23%) Inclusion and Diversity
Job Titles
1 10 (14.08%) Architect
2 9 (12.68%) Infrastructure Engineer
2 9 (12.68%) Senior
3 6 (8.45%) Consultant
3 6 (8.45%) Coordinator
3 6 (8.45%) Network Engineer
3 6 (8.45%) Security Architect
3 6 (8.45%) Security Assurance Coordinator
4 5 (7.04%) Cisco Engineer
4 5 (7.04%) Cisco Network Engineer
4 5 (7.04%) Juniper Engineer
4 5 (7.04%) Lead
4 5 (7.04%) Security Consultant
5 4 (5.63%) ForgeRock Engineer
5 4 (5.63%) Security Engineer
6 3 (4.23%) Senior Infrastructure Engineer
7 2 (2.82%) Design Engineer
7 2 (2.82%) Developer
7 2 (2.82%) Network Architect
7 2 (2.82%) Systems Engineer
Libraries, Frameworks & Software Standards
1 9 (12.68%) OAuth
1 9 (12.68%) OAuth2
2 8 (11.27%) OpenID
3 6 (8.45%) JDBC
3 6 (8.45%) SOAP
4 3 (4.23%) SAML
4 3 (4.23%) Web Services
5 2 (2.82%) .NET
5 2 (2.82%) .NET Framework
5 2 (2.82%) ASP.NET
5 2 (2.82%) React
6 1 (1.41%) LDAP
6 1 (1.41%) SailPoint
6 1 (1.41%) WebAuthn
Miscellaneous
1 11 (15.49%) Data Centre
2 7 (9.86%) Taxonomies
3 5 (7.04%) Algorithms
3 5 (7.04%) Management Information System
4 4 (5.63%) Onboarding
5 2 (2.82%) Clustering
5 2 (2.82%) CSOC
5 2 (2.82%) Security Operations Centre
5 2 (2.82%) Self-Motivation
5 2 (2.82%) Smart Meter
6 1 (1.41%) Cloud Native
6 1 (1.41%) Cyber Defence
6 1 (1.41%) Cyber Threat
6 1 (1.41%) Security Posture
6 1 (1.41%) Tandem
6 1 (1.41%) Virtual Team
Operating Systems
1 18 (25.35%) Windows
2 14 (19.72%) Windows Server
3 4 (5.63%) Linux
4 2 (2.82%) Windows Server 2003
5 1 (1.41%) Apple iOS
5 1 (1.41%) Mac OS
5 1 (1.41%) Unix
Processes & Methodologies
1 19 (26.76%) Agile
2 14 (19.72%) Cybersecurity
2 14 (19.72%) Identity Access Management
3 13 (18.31%) Information Security
3 13 (18.31%) Kalman Filter
4 12 (16.90%) Cloud Security
4 12 (16.90%) ITIL
4 12 (16.90%) Problem-Solving
5 11 (15.49%) DevOps
5 11 (15.49%) DevSecOps
5 11 (15.49%) Key Management
6 10 (14.08%) Infrastructure Engineering
7 8 (11.27%) Project Management
8 7 (9.86%) Identity Management
8 7 (9.86%) Mentoring
8 7 (9.86%) Migration
8 7 (9.86%) Secure Coding
8 7 (9.86%) Security Architecture
9 6 (8.45%) API Integration
9 6 (8.45%) Scaled Agile Framework
Programming Languages
1 17 (23.94%) Python
2 11 (15.49%) PowerShell
3 10 (14.08%) JavaScript
4 8 (11.27%) Java
5 7 (9.86%) Bash
6 6 (8.45%) C++
6 6 (8.45%) Perl
7 3 (4.23%) SQL
8 2 (2.82%) C#
8 2 (2.82%) Kusto Query Language
8 2 (2.82%) VB
Qualifications
1 23 (32.39%) Security Cleared
2 14 (19.72%) Degree
3 12 (16.90%) Cisco Certification
3 12 (16.90%) SC Cleared
4 9 (12.68%) Microsoft Certification
5 7 (9.86%) CISSP
5 7 (9.86%) DV Cleared
6 6 (8.45%) CCNP
6 6 (8.45%) IISP
6 6 (8.45%) ISACA
6 6 (8.45%) JNCIA
6 6 (8.45%) JNCIS
7 5 (7.04%) CCIE
8 3 (4.23%) AWS Certification
8 3 (4.23%) Azure Certification
8 3 (4.23%) CISA
8 3 (4.23%) CISM
8 3 (4.23%) CRISC
8 3 (4.23%) PMI Certification
8 3 (4.23%) PMP
Quality Assurance & Compliance
1 6 (8.45%) ISO/IEC 27001
1 6 (8.45%) NIST
2 3 (4.23%) NCSC
2 3 (4.23%) SOC 2
3 2 (2.82%) COBIT
3 2 (2.82%) FIPS 140-2
3 2 (2.82%) Government Security Classifications
3 2 (2.82%) HMG Security Policy Framework
3 2 (2.82%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
3 2 (2.82%) PCI DSS
3 2 (2.82%) QA
4 1 (1.41%) GDPR
4 1 (1.41%) PSD2
4 1 (1.41%) SLA
System Software
1 22 (30.99%) Active Directory
2 6 (8.45%) Firmware
3 5 (7.04%) VMware Infrastructure
4 4 (5.63%) VMware ESXi
5 3 (4.23%) Virtual Machines
6 2 (2.82%) BitLocker
6 2 (2.82%) Docker
6 2 (2.82%) Hyper-V
6 2 (2.82%) Microsoft App-V
6 2 (2.82%) Terminal Services
6 2 (2.82%) vSphere
Systems Management
1 10 (14.08%) Single Sign-On
2 7 (9.86%) Kubernetes
3 6 (8.45%) Terraform
4 5 (7.04%) Microsoft Intune
5 2 (2.82%) McAfee ePO
5 2 (2.82%) SCCM
5 2 (2.82%) SCOM
5 2 (2.82%) vCenter Server
5 2 (2.82%) vMotion
6 1 (1.41%) Ansible
6 1 (1.41%) FortiGate
6 1 (1.41%) Nagios
6 1 (1.41%) Progress Chef
6 1 (1.41%) Puppet
Vendors
1 29 (40.85%) Microsoft
2 11 (15.49%) Cisco
3 10 (14.08%) VMware
4 8 (11.27%) ForgeRock
5 7 (9.86%) Fortinet
5 7 (9.86%) Juniper
6 5 (7.04%) Ericsson
6 5 (7.04%) Splunk
7 4 (5.63%) Google
7 4 (5.63%) Ping Identity
7 4 (5.63%) Zscaler
8 3 (4.23%) Citrix
8 3 (4.23%) Thales
9 2 (2.82%) Canon
9 2 (2.82%) Dell
9 2 (2.82%) IBM
9 2 (2.82%) McAfee
9 2 (2.82%) Palo Alto
9 2 (2.82%) QAD
9 2 (2.82%) ServiceNow