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 6 December 2025, comparing them to the same period in the previous two years.

6 months to
6 Dec 2025
Same period 2024 Same period 2023
Rank 293 312 230
Rank change year-on-year +19 -82 +124
Contract jobs citing PKI 263 215 406
As % of all contract jobs in England 0.85% 0.70% 1.06%
As % of the Miscellaneous category 2.34% 2.20% 3.31%
Number of daily rates quoted 205 142 250
10th Percentile £356 £414 £394
25th Percentile £463 £486 £500
Median daily rate (50th Percentile) £550 £551 £579
Median % change year-on-year -0.18% -4.84% -7.36%
75th Percentile £688 £636 £675
90th Percentile £838 £738 £753
UK median daily rate £550 £551 £575
% change year-on-year -0.18% -4.17% -4.17%
Number of hourly rates quoted 5 0 5
10th Percentile £74.80 - £46.38
25th Percentile £82.00 - -
Median hourly rate £90.00 - £55.00
75th Percentile £100.00 - £56.40
90th Percentile £103.30 - £63.06
UK median hourly rate £90.00 - £55.00
% change year-on-year - - -8.33%

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 11,244 9,786 12,277
As % of all contract IT jobs advertised in England 36.14% 32.01% 32.03%
Number of daily rates quoted 7,081 5,885 8,344
10th Percentile £285 £294 £270
25th Percentile £408 £413 £425
Median daily rate (50th Percentile) £513 £550 £550
Median % change year-on-year -6.82% - -3.08%
75th Percentile £638 £675 £675
90th Percentile £748 £800 £775
UK median daily rate £501 £538 £550
% change year-on-year -6.75% -2.27% -
Number of hourly rates quoted 570 308 459
10th Percentile £14.25 £15.85 £17.00
25th Percentile £18.25 £23.60 £21.05
Median hourly rate £27.50 £39.27 £43.84
Median % change year-on-year -29.97% -10.42% +25.26%
75th Percentile £57.88 £68.75 £65.00
90th Percentile £74.26 £78.37 £77.50
UK median hourly rate £26.50 £34.50 £42.50
% change year-on-year -23.19% -18.82% +21.43%

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 6 December 2025.

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 6 December 2025.

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 6 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
London +39 89 £675 +16.56% 15
South East +3 59 £594 +0.42% 54
South West -31 44 £550 +0.36% 13
Midlands -5 40 £400 -27.27% 15
West Midlands +4 39 £400 -27.27% 7
North of England -43 19 £482 -33.52% 23
North West -16 12 £379 -22.31% 8
Yorkshire -34 7 £485 -33.17% 12
East of England -9 3 £550 - 16
East Midlands - 1 - - 7
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 37 (14.07%) Microsoft Exchange
2 14 (5.32%) SharePoint
3 9 (3.42%) Confluence
3 9 (3.42%) IIS
4 8 (3.04%) Apache
5 6 (2.28%) Skype for Business
6 4 (1.52%) JBoss
6 4 (1.52%) SharePoint Server
7 2 (0.76%) Exchange Server 2010
Applications
1 16 (6.08%) Microsoft Office
2 2 (0.76%) Microsoft Excel
Cloud Services
1 45 (17.11%) Azure
2 41 (15.59%) AWS
3 26 (9.89%) IaaS
4 20 (7.60%) Entra ID
4 20 (7.60%) Microsoft 365
5 14 (5.32%) GitHub
6 11 (4.18%) AWS CloudFormation
7 9 (3.42%) OpenShift
8 8 (3.04%) SaaS
8 8 (3.04%) Virtual Private Cloud
9 7 (2.66%) Amazon ECS
9 7 (2.66%) AWS Fargate
10 5 (1.90%) GCP
10 5 (1.90%) Power Platform
11 4 (1.52%) Azure DevOps
12 3 (1.14%) Amazon S3
12 3 (1.14%) GitHub Actions
12 3 (1.14%) Nutanix
12 3 (1.14%) PaaS
12 3 (1.14%) Power Automate
Communications & Networking
1 54 (20.53%) DNS
2 47 (17.87%) Firewall
3 34 (12.93%) BGP
4 33 (12.55%) IPsec
5 32 (12.17%) VPN
6 27 (10.27%) SSL
6 27 (10.27%) WAN
7 24 (9.13%) MPLS
8 23 (8.75%) DHCP
9 17 (6.46%) Network Security
10 16 (6.08%) Skype
11 10 (3.80%) Junos
11 10 (3.80%) TCP/IP
12 9 (3.42%) HTTPS
13 8 (3.04%) OSPF
14 7 (2.66%) VSAN
15 6 (2.28%) EIGRP
15 6 (2.28%) Internet
15 6 (2.28%) S/MIME
16 5 (1.90%) SSH
Database & Business Intelligence
1 15 (5.70%) SQL Server
2 7 (2.66%) MongoDB
3 5 (1.90%) Amazon RDS
4 3 (1.14%) Relational Database
5 1 (0.38%) Power BI
5 1 (0.38%) Redis
Development Applications
1 13 (4.94%) JIRA
2 11 (4.18%) GitLab
3 9 (3.42%) Jenkins
4 4 (1.52%) Terragrunt
5 3 (1.14%) Git
5 3 (1.14%) Robot Framework
5 3 (1.14%) Sonatype Nexus
6 2 (0.76%) Artifactory
6 2 (0.76%) MSI
6 2 (0.76%) SpecFlow
7 1 (0.38%) CircleCI
7 1 (0.38%) Fiddler
7 1 (0.38%) Postman
General
1 52 (19.77%) Social Skills
2 47 (17.87%) Analytical Skills
3 32 (12.17%) Public Sector
4 17 (6.46%) Military
5 15 (5.70%) Finance
6 4 (1.52%) Documentation Skills
6 4 (1.52%) Inclusion and Diversity
6 4 (1.52%) Presentation Skills
7 2 (0.76%) Banking
8 1 (0.38%) Aerospace
8 1 (0.38%) Legal
8 1 (0.38%) Manufacturing
Job Titles
1 76 (28.90%) Architect
2 28 (10.65%) Senior
3 27 (10.27%) 3rd Line Engineer
4 25 (9.51%) Support Engineer
5 21 (7.98%) Infrastructure Engineer
6 20 (7.60%) 3rd Line Support
7 19 (7.22%) 3rd Line Support Engineer
8 17 (6.46%) Network Engineer
9 16 (6.08%) Security Architect
10 15 (5.70%) Wintel Engineer
11 13 (4.94%) Administrator
11 13 (4.94%) Platform Manager
11 13 (4.94%) Systems Administrator
11 13 (4.94%) Systems Manager
11 13 (4.94%) Wintel Administrator
11 13 (4.94%) Wintel Systems Administrator
12 11 (4.18%) Lead
12 11 (4.18%) WAN Engineer
13 10 (3.80%) 2nd Line Engineer
13 10 (3.80%) Senior Infrastructure Engineer
Libraries, Frameworks & Software Standards
1 30 (11.41%) REST
2 27 (10.27%) JSON
3 14 (5.32%) OpenID
4 11 (4.18%) Kafka
5 10 (3.80%) SAML
6 9 (3.42%) OAuth
6 9 (3.42%) OAuth2
7 7 (2.66%) cloud-init
7 7 (2.66%) Keycloak
8 4 (1.52%) .NET
8 4 (1.52%) AWS CDK
9 3 (1.14%) JDBC
9 3 (1.14%) LDAP
9 3 (1.14%) SOAP
10 2 (0.76%) Elastic Stack
10 2 (0.76%) Microsoft Graph
10 2 (0.76%) ModSecurity
10 2 (0.76%) Playwright
10 2 (0.76%) Web Services
10 2 (0.76%) YAML
Miscellaneous
1 30 (11.41%) Self-Motivation
2 11 (4.18%) Data Centre
3 10 (3.80%) Fat Client
3 10 (3.80%) Thin Client
4 8 (3.04%) Management Information System
5 7 (2.66%) Algorithms
5 7 (2.66%) Private Cloud
6 6 (2.28%) Onboarding
6 6 (2.28%) Replication
7 5 (1.90%) Legacy Applications
7 5 (1.90%) Public Cloud
7 5 (1.90%) Security Operations Centre
8 4 (1.52%) Cyber Defence
8 4 (1.52%) Security Posture
9 3 (1.14%) Cloud Native
9 3 (1.14%) Taxonomies
10 2 (0.76%) Legacy Systems
10 2 (0.76%) Product Ownership
10 2 (0.76%) Tandem
11 1 (0.38%) CSOC
Operating Systems
1 87 (33.08%) Windows
2 50 (19.01%) Linux
3 42 (15.97%) Windows Server
4 13 (4.94%) Windows 10
5 12 (4.56%) CentOS
6 11 (4.18%) Red Hat Enterprise Linux
7 9 (3.42%) Unix
7 9 (3.42%) Windows 7
8 8 (3.04%) Windows Server 2012
8 8 (3.04%) Windows Server 2019
9 6 (2.28%) Windows Server 2016
10 5 (1.90%) Windows Server 2008
11 3 (1.14%) VMS
12 2 (0.76%) Ubuntu
13 1 (0.38%) Android
13 1 (0.38%) Apple iOS
13 1 (0.38%) Mac OS
13 1 (0.38%) Solaris
13 1 (0.38%) SUSE
Processes & Methodologies
1 81 (30.80%) Agile
2 54 (20.53%) Key Management
3 39 (14.83%) Change Management
4 34 (12.93%) ITIL
5 33 (12.55%) CI/CD
6 31 (11.79%) DevOps
7 28 (10.65%) Infrastructure Engineering
8 27 (10.27%) Configuration Management
8 27 (10.27%) Cryptography
8 27 (10.27%) Problem-Solving
9 25 (9.51%) Migration
9 25 (9.51%) Service Management
10 22 (8.37%) Cybersecurity
10 22 (8.37%) Information Security
11 21 (7.98%) Containerisation
11 21 (7.98%) Identity Access Management
11 21 (7.98%) Incident Response
12 19 (7.22%) Load Balancing
13 18 (6.84%) Platform Engineering
13 18 (6.84%) SIEM
Programming Languages
1 71 (27.00%) PowerShell
2 43 (16.35%) Python
3 22 (8.37%) Bash
4 18 (6.84%) SQL
5 7 (2.66%) Go
5 7 (2.66%) Perl
6 6 (2.28%) C++
6 6 (2.28%) JavaScript
6 6 (2.28%) Shell Script
7 5 (1.90%) Java
8 2 (0.76%) C#
8 2 (0.76%) PHP
9 1 (0.38%) C
9 1 (0.38%) Kusto Query Language
Qualifications
1 179 (68.06%) Security Cleared
2 95 (36.12%) SC Cleared
3 77 (29.28%) DV Cleared
4 28 (10.65%) Degree
5 22 (8.37%) Microsoft Certification
6 19 (7.22%) CISSP
7 17 (6.46%) Cisco Certification
8 12 (4.56%) CCNP
8 12 (4.56%) CISM
9 10 (3.80%) MCSE
10 7 (2.66%) ITIL Certification
10 7 (2.66%) Master's Degree
10 7 (2.66%) VMware Certified Professional (VCP)
11 6 (2.28%) CCNA
11 6 (2.28%) IISP
11 6 (2.28%) ISACA
11 6 (2.28%) JNCIA
11 6 (2.28%) JNCIS
12 5 (1.90%) AWS Certification
12 5 (1.90%) Computer Science Degree
Quality Assurance & Compliance
1 16 (6.08%) NCSC
2 14 (5.32%) NIST
3 13 (4.94%) PCI DSS
4 10 (3.80%) GDPR
5 9 (3.42%) ISO/IEC 27001
6 5 (1.90%) FIPS 140-2
7 3 (1.14%) SLA
8 2 (0.76%) Accessibility
8 2 (0.76%) COBIT
8 2 (0.76%) HIPAA
8 2 (0.76%) SOC 1
9 1 (0.38%) HMG Security Policy Framework
9 1 (0.38%) JSP 440
9 1 (0.38%) NIST 800
9 1 (0.38%) PMO
9 1 (0.38%) PSD2
9 1 (0.38%) RMADS
System Software
1 73 (27.76%) Active Directory
2 39 (14.83%) VMware Infrastructure
3 14 (5.32%) Docker
4 12 (4.56%) Firmware
5 11 (4.18%) VMware NSX
6 9 (3.42%) VMware ESXi
6 9 (3.42%) vSphere
7 6 (2.28%) Hyper-V
7 6 (2.28%) Virtual Machines
7 6 (2.28%) Virtual Servers
8 5 (1.90%) Microsoft Virtual Server
9 2 (0.76%) Active Directory Lightweight Directory Services
9 2 (0.76%) Sendmail
10 1 (0.38%) BitLocker
10 1 (0.38%) NFS
10 1 (0.38%) XenApp
Systems Management
1 29 (11.03%) Ansible
2 28 (10.65%) Kubernetes
3 26 (9.89%) Terraform
4 17 (6.46%) vCenter Server
5 14 (5.32%) Single Sign-On
6 13 (4.94%) Active Directory Federation Services
6 13 (4.94%) SCCM
7 12 (4.56%) Microsoft Intune
8 11 (4.18%) WMI
8 11 (4.18%) WSUS
9 9 (3.42%) SCOM
10 7 (2.66%) Grafana
10 7 (2.66%) Jamf Pro
10 7 (2.66%) Packer
10 7 (2.66%) Prometheus
11 4 (1.52%) Podman
11 4 (1.52%) QRadar
12 3 (1.14%) Check_MK
12 3 (1.14%) FortiGate
12 3 (1.14%) Proxmox
Vendors
1 90 (34.22%) Microsoft
2 59 (22.43%) VMware
3 39 (14.83%) Juniper
4 37 (14.07%) Cisco
5 25 (9.51%) Splunk
6 15 (5.70%) SolarWinds
6 15 (5.70%) Veeam
7 8 (3.04%) Dell
7 8 (3.04%) Thales
8 7 (2.66%) Okta
9 6 (2.28%) Fortinet
9 6 (2.28%) Google
9 6 (2.28%) IBM
10 5 (1.90%) Citrix
10 5 (1.90%) Palo Alto
10 5 (1.90%) Red Hat
10 5 (1.90%) ServiceNow
11 4 (1.52%) Broadcom
11 4 (1.52%) CyberArk
11 4 (1.52%) Zscaler