Secure Socket Layer (SSL)
UK

The table below provides summary statistics for permanent job vacancies requiring SSL skills. It includes a benchmarking guide to the annual salaries offered in vacancies that cited SSL over the 6 months leading up to 1 May 2025, comparing them to the same period in the previous two years.

6 months to
1 May 2025
Same period 2024 Same period 2023
Rank 594 616 694
Rank change year-on-year +22 +78 +27
Permanent jobs citing SSL 98 291 298
As % of all permanent jobs advertised in the UK 0.19% 0.30% 0.29%
As % of the Communications & Networking category 1.41% 2.13% 1.86%
Number of salaries quoted 68 219 171
10th Percentile £27,675 £32,500 £31,250
25th Percentile £40,313 £41,250 £39,000
Median annual salary (50th Percentile) £57,500 £52,500 £60,000
Median % change year-on-year +9.52% -12.50% +9.09%
75th Percentile £67,188 £67,968 £83,750
90th Percentile £75,375 £78,000 £88,750
UK excluding London median annual salary £48,750 £51,364 £37,500
% change year-on-year -5.09% +36.97% -25.00%

All Communications and Computer Networking Skills
UK

SSL falls under the Communications and Computer Networking category. For comparison with the information above, the following table provides summary statistics for all permanent job vacancies requiring communications or computer networking skills.

Permanent vacancies with a requirement for communications or computer networking skills 6,964 13,635 16,044
As % of all permanent jobs advertised in the UK 13.38% 13.84% 15.44%
Number of salaries quoted 4,270 9,518 8,181
10th Percentile £23,731 £26,250 £27,750
25th Percentile £30,063 £32,500 £36,000
Median annual salary (50th Percentile) £47,500 £47,875 £50,250
Median % change year-on-year -0.78% -4.73% -4.29%
75th Percentile £67,500 £63,750 £71,250
90th Percentile £85,000 £77,715 £87,500
UK excluding London median annual salary £40,000 £43,625 £45,000
% change year-on-year -8.31% -3.06% -

SSL
Job Vacancy Trend

Job postings citing SSL as a proportion of all IT jobs advertised.

Job vacancy trend for SSL in the UK

SSL
Salary Trend

3-month moving average salary quoted in jobs citing SSL.

Salary trend for SSL in the UK

SSL
Salary Histogram

Salary distribution for jobs citing SSL over the 6 months to 1 May 2025.

Salary histogram for SSL in the UK

SSL
Top 13 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing SSL within the UK over the 6 months to 1 May 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
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Jobs
England +7 78 £55,000 +4.76% 95
UK excluding London +62 63 £48,750 -5.09% 61
London +73 28 £60,000 -20.00% 39
South East +54 25 £60,000 +14.29% 21
Work from Home +63 23 £55,000 +1.85% 64
South West +104 11 £50,000 -4.76% 12
Scotland +134 10 £40,000 - 4
Midlands +61 7 £70,000 +33.33% 6
East of England +57 7 £28,750 -38.17% 7
West Midlands +42 6 - - 3
North of England +21 4 £47,500 - 13
North West -14 3 £48,750 +14.71% 10
Yorkshire +57 1 £47,500 -17.39% 3

SSL
Co-occurring Skills and Capabilities 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 7 (7.14%) SharePoint
2 5 (5.10%) IIS
2 5 (5.10%) Tomcat
3 3 (3.06%) Apache
3 3 (3.06%) Microsoft Exchange
3 3 (3.06%) WordPress
4 1 (1.02%) Apache Airflow
4 1 (1.02%) CICS
4 1 (1.02%) CMS
4 1 (1.02%) Confluence
4 1 (1.02%) nginx
4 1 (1.02%) Umbraco
Applications
1 9 (9.18%) Microsoft Office
2 7 (7.14%) Mozilla Thunderbird
3 1 (1.02%) Microsoft Excel
3 1 (1.02%) Microsoft PowerPoint
3 1 (1.02%) MS Visio
Business Applications
1 2 (2.04%) SAP Oil and Gas
2 1 (1.02%) Dynamics CRM
2 1 (1.02%) Remedy ITSM
2 1 (1.02%) SAP S/4HANA
Cloud Services
1 41 (41.84%) Azure
2 39 (39.80%) AWS
3 25 (25.51%) Microsoft 365
4 18 (18.37%) Entra ID
5 13 (13.27%) Virtual Private Cloud
6 12 (12.24%) Amazon S3
7 10 (10.20%) SaaS
8 8 (8.16%) Amazon EC2
8 8 (8.16%) Amazon GuardDuty
8 8 (8.16%) AWS Lambda
8 8 (8.16%) Serverless
9 7 (7.14%) Amazon ECS
9 7 (7.14%) AWS KMS
9 7 (7.14%) Google Workspace
10 5 (5.10%) AWS CloudFormation
11 4 (4.08%) Microsoft Copilot
11 4 (4.08%) OneDrive
11 4 (4.08%) Power Automate
12 3 (3.06%) Azure Sentinel
12 3 (3.06%) Slack
Communications & Networking
1 26 (26.53%) Firewall
2 22 (22.45%) IPsec
2 22 (22.45%) VPN
3 18 (18.37%) TCP/IP
4 14 (14.29%) BGP
4 14 (14.29%) DNS
5 13 (13.27%) OSPF
5 13 (13.27%) VLAN
6 11 (11.22%) Wireless
7 9 (9.18%) EIGRP
7 9 (9.18%) HTTP
7 9 (9.18%) LAN
8 6 (6.12%) Cisco ASA
8 6 (6.12%) Cisco Firepower
8 6 (6.12%) Ethernet VPN
8 6 (6.12%) Intrusion Detection
8 6 (6.12%) RIP
8 6 (6.12%) VXLAN
8 6 (6.12%) WAN
9 5 (5.10%) SD-WAN
Database & Business Intelligence
1 8 (8.16%) MySQL
1 8 (8.16%) PostgreSQL
2 6 (6.12%) SQL Server
3 5 (5.10%) Electronic Patient Records
4 3 (3.06%) Amazon RDS
5 2 (2.04%) NoSQL
5 2 (2.04%) Oracle Reports
6 1 (1.02%) MariaDB
6 1 (1.02%) Relational Database
Development Applications
1 9 (9.18%) Jenkins
2 7 (7.14%) Bitbucket Server
3 4 (4.08%) Git
3 4 (4.08%) JIRA
4 3 (3.06%) Vagrant
5 2 (2.04%) Maven
6 1 (1.02%) Gradle
6 1 (1.02%) Log4Net
6 1 (1.02%) Sonatype Nexus
6 1 (1.02%) Team Foundation Server
General
1 30 (30.61%) Social Skills
2 12 (12.24%) Finance
3 10 (10.20%) Analytical Skills
4 9 (9.18%) Organisational Skills
5 5 (5.10%) Health Technology
5 5 (5.10%) Manufacturing
6 4 (4.08%) Czech Language
6 4 (4.08%) Presentation Skills
7 1 (1.02%) Japanese Language
7 1 (1.02%) Legal
Job Titles
1 19 (19.39%) Analyst
2 14 (14.29%) IT Support
3 12 (12.24%) Linux Engineer
4 11 (11.22%) Network Engineer
5 10 (10.20%) Senior
6 8 (8.16%) Project Analyst
7 7 (7.14%) Development Manager
7 7 (7.14%) DevOps Engineer
7 7 (7.14%) Infrastructure Engineer
7 7 (7.14%) IT Engineer
7 7 (7.14%) Linux Systems Engineer
7 7 (7.14%) Systems Engineer
8 6 (6.12%) Administrator
8 6 (6.12%) DV Cleared Network Engineer
8 6 (6.12%) Lead
8 6 (6.12%) Technical Support
9 5 (5.10%) Integration Specialist
9 5 (5.10%) Security Analyst
9 5 (5.10%) Support Engineer
10 4 (4.08%) IT Support Technician
Libraries, Frameworks & Software Standards
1 12 (12.24%) JSON
2 10 (10.20%) Middleware
2 10 (10.20%) OAuth
2 10 (10.20%) XML
3 8 (8.16%) SOAP
4 7 (7.14%) Android Jetpack
4 7 (7.14%) Jetpack Compose
4 7 (7.14%) REST
4 7 (7.14%) SwiftUI
4 7 (7.14%) UIKit
5 6 (6.12%) 802.1X
6 5 (5.10%) FHIR
6 5 (5.10%) YAML
7 3 (3.06%) LDAP
7 3 (3.06%) Web Services
8 2 (2.04%) Ajax
8 2 (2.04%) EDI
8 2 (2.04%) HTML
8 2 (2.04%) LAMP
8 2 (2.04%) Loki
Miscellaneous
1 12 (12.24%) Data Centre
2 9 (9.18%) Self-Motivation
3 8 (8.16%) Clustering
4 7 (7.14%) Virtual Team
5 6 (6.12%) Replication
6 5 (5.10%) Enterprise Software
6 5 (5.10%) NHS
7 4 (4.08%) Onboarding
8 3 (3.06%) Client/Server
8 3 (3.06%) Cyber Threat
8 3 (3.06%) iPad
8 3 (3.06%) iPhone
8 3 (3.06%) Management Information System
8 3 (3.06%) PKI
8 3 (3.06%) Product Ownership
8 3 (3.06%) Video Conferencing
9 2 (2.04%) Life Science
9 2 (2.04%) Linux Command Line
9 2 (2.04%) Renewable Energy
10 1 (1.02%) CMDB
Operating Systems
1 37 (37.76%) Linux
2 23 (23.47%) Windows
3 18 (18.37%) Unix
4 9 (9.18%) Red Hat Enterprise Linux
4 9 (9.18%) Ubuntu
5 8 (8.16%) Solaris
5 8 (8.16%) Windows Server
5 8 (8.16%) zOS
6 7 (7.14%) Android
6 7 (7.14%) Apple iOS
7 6 (6.12%) Mac OS
8 4 (4.08%) Windows Server 2016
8 4 (4.08%) Windows Server 2019
9 3 (3.06%) CentOS
9 3 (3.06%) VMS
10 2 (2.04%) AIX
10 2 (2.04%) Debian
10 2 (2.04%) Oracle Linux
11 1 (1.02%) Windows 10
Processes & Methodologies
1 28 (28.57%) Agile
2 22 (22.45%) Customer Service
2 22 (22.45%) DevOps
2 22 (22.45%) Roadmaps
3 17 (17.35%) Cybersecurity
4 15 (15.31%) Problem-Solving
5 13 (13.27%) ITIL
5 13 (13.27%) Stakeholder Management
6 12 (12.24%) Patch Management
6 12 (12.24%) Technology Roadmap
7 11 (11.22%) Business Continuity
8 10 (10.20%) CI/CD
8 10 (10.20%) Disaster Recovery
8 10 (10.20%) Key Management
8 10 (10.20%) Project Management
9 9 (9.18%) Continuous Integration
9 9 (9.18%) Customer Requirements
9 9 (9.18%) Infrastructure Engineering
10 8 (8.16%) Technical Architecture
10 8 (8.16%) Vulnerability Management
Programming Languages
1 17 (17.35%) PowerShell
1 17 (17.35%) Python
2 15 (15.31%) Java
3 11 (11.22%) SQL
4 9 (9.18%) Shell Script
5 8 (8.16%) Bash
6 7 (7.14%) Kotlin
6 7 (7.14%) Swift
7 6 (6.12%) JavaScript
8 5 (5.10%) Perl
9 4 (4.08%) C#
9 4 (4.08%) VBA
10 3 (3.06%) Go
10 3 (3.06%) Groovy
10 3 (3.06%) Ruby
11 2 (2.04%) AWK
11 2 (2.04%) C
11 2 (2.04%) C++
11 2 (2.04%) Korn
11 2 (2.04%) PHP
Qualifications
1 22 (22.45%) Security Cleared
2 12 (12.24%) Microsoft Certification
3 11 (11.22%) Cisco Certification
3 11 (11.22%) CompTIA Security+
4 9 (9.18%) CCNA
4 9 (9.18%) CCNP
4 9 (9.18%) DV Cleared
5 8 (8.16%) SC Cleared
6 5 (5.10%) CompTIA CySA+
6 5 (5.10%) Degree
6 5 (5.10%) GIAC
6 5 (5.10%) MCSA
7 2 (2.04%) A+ Certification
8 1 (1.02%) Azure Certification
8 1 (1.02%) CCA
8 1 (1.02%) CISM
8 1 (1.02%) CISSP
8 1 (1.02%) Citrix Certification
8 1 (1.02%) DBS Check
8 1 (1.02%) MCSE
Quality Assurance & Compliance
1 9 (9.18%) ISO/IEC 27001
2 8 (8.16%) Sarbanes-Oxley
3 5 (5.10%) HL7
3 5 (5.10%) NCSC
3 5 (5.10%) PCI DSS
3 5 (5.10%) SNOMED CT
4 4 (4.08%) Cyber Essentials
5 2 (2.04%) GDPR
5 2 (2.04%) NIST
5 2 (2.04%) SLA
6 1 (1.02%) HIPAA
6 1 (1.02%) SOC 2
System Software
1 32 (32.65%) Active Directory
2 11 (11.22%) Virtual Desktop
3 10 (10.20%) Docker
4 7 (7.14%) Virtual Machines
5 5 (5.10%) Hyper-V
6 2 (2.04%) KVM
6 2 (2.04%) Postfix
6 2 (2.04%) Sendmail
7 1 (1.02%) VMware Infrastructure
Systems Management
1 12 (12.24%) Microsoft Intune
2 11 (11.22%) Terraform
3 10 (10.20%) Ansible
3 10 (10.20%) Nessus
4 7 (7.14%) Proxmox
4 7 (7.14%) Single Sign-On
5 5 (5.10%) Graylog
5 5 (5.10%) Nagios
6 4 (4.08%) Dell DRAC
7 3 (3.06%) Grafana
7 3 (3.06%) Jamf Pro
8 1 (1.02%) Computer Emergency Response Teams
8 1 (1.02%) HP UCMDB
8 1 (1.02%) Kubernetes
8 1 (1.02%) Microsoft Data Protection Manager
8 1 (1.02%) Puppet
8 1 (1.02%) SCCM
8 1 (1.02%) SolarWinds Orion
Vendors
1 33 (33.67%) Microsoft
2 20 (20.41%) Cisco
3 12 (12.24%) Juniper
4 11 (11.22%) Red Hat
5 8 (8.16%) Meraki
5 8 (8.16%) VMware
6 6 (6.12%) Apple
6 6 (6.12%) Google
6 6 (6.12%) Oracle
6 6 (6.12%) SAP
7 5 (5.10%) Zscaler
8 4 (4.08%) Palo Alto
8 4 (4.08%) SolarWinds
9 3 (3.06%) Citrix
9 3 (3.06%) Concur
9 3 (3.06%) HubSpot
9 3 (3.06%) Splunk
9 3 (3.06%) Tenable
9 3 (3.06%) Thales
10 2 (2.04%) ForeScout