Period
to 24 January 2022

The following table provides summary statistics for permanent job vacancies advertised in London with a requirement for SSL skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited SSL over the 6 months to 24 January 2022 with a comparison to the same period in the previous 2 years.

Secure Socket Layer (SSL)
England > London
6 months to
24 Jan 2022
Same period 2021 Same period 2020
Rank 570 454 500
Rank change year-on-year -116 +46 +56
Permanent jobs citing SSL 174 63 221
As % of all permanent jobs advertised in London 0.34% 0.26% 0.43%
As % of the Communications & Networking category 2.94% 2.35% 3.25%
Number of salaries quoted 139 52 168
10th Percentile £35,000 £48,875 £45,000
25th Percentile £41,751 £50,000 £53,750
Median annual salary (50th Percentile) £55,000 £65,000 £60,750
Median % change year-on-year -15.38% +7.00% +10.45%
75th Percentile £70,000 £79,000 £78,563
90th Percentile £82,500 £89,875 £89,125
England median annual salary £52,500 £60,000 £56,000
% change year-on-year -12.50% +7.14% +12.00%

SSL is in the Communications and Computer Networking category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in London with a requirement for communications or computer networking skills.

All Communications and Computer Networking Skills
London
Permanent vacancies with a requirement for communications or computer networking skills 5,928 2,677 6,799
As % of all permanent IT jobs advertised in London 11.68% 11.23% 13.28%
Number of salaries quoted 3,972 2,233 5,679
10th Percentile £31,250 £37,000 £29,000
25th Percentile £45,000 £48,500 £39,750
Median annual salary (50th Percentile) £62,500 £65,000 £55,000
Median % change year-on-year -3.85% +18.18% -
75th Percentile £81,250 £80,000 £72,500
90th Percentile £95,000 £91,250 £85,000
England median annual salary £50,000 £50,000 £47,500
% change year-on-year - +5.26% -

SSL
Job Vacancy Trend in London

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

Job vacancy trend for SSL in London

SSL
Salary Trend in London

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

Salary trend for SSL in London

SSL
Salary Histogram in London

Salary distribution for jobs citing SSL in London over the 6 months to 24 January 2022.

Salary histogram for SSL in London

SSL
Job Locations in London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing SSL within the London region over the 6 months to 24 January 2022. 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
South London -8 8 £70,000 -
Central London -50 6 £47,250 -43.24% 7
West London -76 3 £45,000 -10.00% 3
East London - 2 £45,000 - 2
SSL
England

For the 6 months to 24 January 2022, IT jobs citing SSL also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all permanent job ads across the London region with a requirement for SSL.

1 88 (50.57%) Linux
2 73 (41.95%) Azure
3 72 (41.38%) DNS
4 64 (36.78%) Firewall
5 57 (32.76%) Red Hat
5 57 (32.76%) AWS
6 56 (32.18%) SQL
7 46 (26.44%) Cisco
7 46 (26.44%) Active Directory
8 44 (25.29%) SQL Server
8 44 (25.29%) Windows
9 43 (24.71%) Finance
9 43 (24.71%) VMware
10 42 (24.14%) VPN
11 41 (23.56%) Microsoft 365
12 38 (21.84%) PKI
12 38 (21.84%) Microsoft
13 37 (21.26%) Red Hat Enterprise Linux
14 33 (18.97%) Apple
14 33 (18.97%) Clustering
14 33 (18.97%) Infrastructure Engineering
15 32 (18.39%) Social Skills
15 32 (18.39%) Change Control
15 32 (18.39%) DevOps
16 31 (17.82%) DHCP
17 30 (17.24%) MS Exchange
17 30 (17.24%) vSphere
18 29 (16.67%) Azure Active Directory
19 28 (16.09%) Ansible
19 28 (16.09%) Java

SSL
Co-occurring IT Skills in London by Category

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

Application Platforms
1 30 (17.24%) MS Exchange
2 20 (11.49%) Tomcat
3 18 (10.34%) Apache
4 17 (9.77%) IIS
5 13 (7.47%) SharePoint
6 10 (5.75%) Elasticsearch
7 9 (5.17%) nginx
8 8 (4.60%) WordPress
9 7 (4.02%) CMS
10 5 (2.87%) EPiServer
10 5 (2.87%) JBoss
10 5 (2.87%) Sitecore CMS
11 4 (2.30%) Adobe Experience Manager
12 3 (1.72%) Confluence
12 3 (1.72%) OpenStack
13 1 (0.57%) Apache Pig
13 1 (0.57%) Cloud Foundry
13 1 (0.57%) concrete5
13 1 (0.57%) WebSphere
13 1 (0.57%) WebSphere Application Server
Applications
1 15 (8.62%) MS Visio
2 11 (6.32%) Microsoft Excel
2 11 (6.32%) Microsoft PowerPoint
3 4 (2.30%) Microsoft Office
4 1 (0.57%) Adobe Creative Suite
Business Applications
1 5 (2.87%) Temenos T24
2 2 (1.15%) Distributed Ledger
2 2 (1.15%) Magento
2 2 (1.15%) R3 Corda
2 2 (1.15%) Shopify
3 1 (0.57%) Dynamics CRM
3 1 (0.57%) Remedy ITSM
Cloud Services
1 73 (41.95%) Azure
2 57 (32.76%) AWS
3 41 (23.56%) Microsoft 365
4 29 (16.67%) Azure Active Directory
5 27 (15.52%) Azure Stack
6 25 (14.37%) Amazon EC2
7 15 (8.62%) Google Workspace
8 9 (5.17%) AWS Direct Connect
8 9 (5.17%) Serverless
9 7 (4.02%) GCP
10 6 (3.45%) Cloudflare
10 6 (3.45%) Virtual Private Cloud
11 5 (2.87%) Akamai
12 4 (2.30%) PaaS
12 4 (2.30%) SaaS
13 3 (1.72%) GitHub
13 3 (1.72%) IaaS
14 2 (1.15%) Asana
14 2 (1.15%) OneDrive
14 2 (1.15%) OpenShift
Communications & Networking
1 72 (41.38%) DNS
2 64 (36.78%) Firewall
3 42 (24.14%) VPN
4 31 (17.82%) DHCP
5 28 (16.09%) IPsec
6 26 (14.94%) Network Security
7 25 (14.37%) HTTPS
8 23 (13.22%) LAN
9 21 (12.07%) TCP/IP
10 20 (11.49%) WAN
11 17 (9.77%) OSPF
12 16 (9.20%) BGP
12 16 (9.20%) Wireless
13 14 (8.05%) SMTP
14 12 (6.90%) Cisco ASA
15 11 (6.32%) Broadband
15 11 (6.32%) Cisco IOS
16 10 (5.75%) VoIP
16 10 (5.75%) Wi-Fi
17 9 (5.17%) VLAN
Database & Business Intelligence
1 44 (25.29%) SQL Server
2 26 (14.94%) PostgreSQL
3 15 (8.62%) MariaDB
4 12 (6.90%) Amazon RDS
4 12 (6.90%) Relational Database
5 11 (6.32%) RDBMS
6 9 (5.17%) MySQL
7 5 (2.87%) NoSQL
8 2 (1.15%) Big Data
8 2 (1.15%) Blockchain
8 2 (1.15%) DB2
8 2 (1.15%) Hadoop
8 2 (1.15%) Oracle Database
8 2 (1.15%) Redis
9 1 (0.57%) Apache Hive
9 1 (0.57%) Couchbase
9 1 (0.57%) MongoDB
Development Applications
1 18 (10.34%) Git (software)
2 15 (8.62%) JIRA
3 8 (4.60%) Jenkins
4 5 (2.87%) webpack
5 3 (1.72%) Maven
6 2 (1.15%) Bitbucket
6 2 (1.15%) GitLab
6 2 (1.15%) JUnit
6 2 (1.15%) Mockito
7 1 (0.57%) AppScan
7 1 (0.57%) Artifactory
7 1 (0.57%) Atlassian Bamboo
7 1 (0.57%) Burp Suite
7 1 (0.57%) Eclipse
7 1 (0.57%) Firebug
7 1 (0.57%) git-flow
7 1 (0.57%) Gradle
7 1 (0.57%) Robot Framework
7 1 (0.57%) Selenium
7 1 (0.57%) Sonatype Nexus
General
1 43 (24.71%) Finance
2 32 (18.39%) Social Skills
3 14 (8.05%) Banking
4 12 (6.90%) Analytical Skills
5 10 (5.75%) Billing
5 10 (5.75%) Financial Institution
6 7 (4.02%) Documentation Skills
6 7 (4.02%) Organisational Skills
6 7 (4.02%) Telecoms
7 5 (2.87%) Inclusion and Diversity
8 4 (2.30%) Public Sector
9 2 (1.15%) Games
9 2 (1.15%) Law
9 2 (1.15%) Marketing
9 2 (1.15%) Presentation Skills
10 1 (0.57%) Investment Banking
10 1 (0.57%) Legal
10 1 (0.57%) Publishing
Job Titles
1 32 (18.39%) Cloud Engineer
2 26 (14.94%) Infrastructure Engineer
3 25 (14.37%) 3rd Line Engineer
3 25 (14.37%) Network Engineer
4 24 (13.79%) 3rd Line Infrastructure Engineer
4 24 (13.79%) Cloud Infrastructure Engineer
5 21 (12.07%) Developer
6 18 (10.34%) Senior Network Engineer
7 15 (8.62%) IT Engineer
7 15 (8.62%) Security Engineer
7 15 (8.62%) Support Engineer
8 12 (6.90%) DevOps Engineer
8 12 (6.90%) Senior Security Engineer
9 11 (6.32%) Analyst
9 11 (6.32%) AWS Engineer
9 11 (6.32%) Azure Engineer
9 11 (6.32%) Network Security Engineer
9 11 (6.32%) Senior Network Security Engineer
9 11 (6.32%) Technical Support
10 10 (5.75%) Systems Support
Libraries, Frameworks & Software Standards
1 18 (10.34%) CSS
2 14 (8.05%) HTML
3 11 (6.32%) XML
4 10 (5.75%) .NET
4 10 (5.75%) LDAP
5 8 (4.60%) REST
6 7 (4.02%) 802.1X
6 7 (4.02%) ASP.NET
6 7 (4.02%) Elastic Stack
6 7 (4.02%) Kafka
6 7 (4.02%) SOAP
6 7 (4.02%) Spring
7 6 (3.45%) SAML
7 6 (3.45%) Spring Boot
7 6 (3.45%) Web Services
8 5 (2.87%) AngularJS
8 5 (2.87%) IBM Integration Bus
8 5 (2.87%) OAuth
8 5 (2.87%) Sass
9 4 (2.30%) Middleware
Miscellaneous
1 38 (21.84%) PKI
2 33 (18.97%) Clustering
3 26 (14.94%) Enterprise Storage
4 19 (10.92%) Data Centre
5 16 (9.20%) Self-Motivation
6 6 (3.45%) Video Conferencing
7 5 (2.87%) Renewable Energy
7 5 (2.87%) Smartphone
8 4 (2.30%) Management Information System
9 3 (1.72%) Enterprise Software
9 3 (1.72%) Mainframe
9 3 (1.72%) Replication
9 3 (1.72%) User Experience
10 2 (1.15%) CCTV
10 2 (1.15%) Cloud Native
10 2 (1.15%) iPhone
10 2 (1.15%) Linux Command Line
10 2 (1.15%) NHS
10 2 (1.15%) SWIFT
11 1 (0.57%) AS400
Operating Systems
1 88 (50.57%) Linux
2 44 (25.29%) Windows
3 37 (21.26%) Red Hat Enterprise Linux
4 24 (13.79%) Windows Server
5 15 (8.62%) Mac OS
6 14 (8.05%) Windows 10
7 11 (6.32%) Unix
8 10 (5.75%) CentOS
9 6 (3.45%) Fedora
10 5 (2.87%) Android
11 3 (1.72%) Windows Server 2008
12 2 (1.15%) AIX
12 2 (1.15%) Debian
12 2 (1.15%) Windows Server 2012
12 2 (1.15%) Windows Server 2019
12 2 (1.15%) zOS
13 1 (0.57%) Apple iOS
13 1 (0.57%) Mac OS X
13 1 (0.57%) Ubuntu
13 1 (0.57%) Windows Server 2016
Processes & Methodologies
1 33 (18.97%) Infrastructure Engineering
2 32 (18.39%) Change Control
2 32 (18.39%) DevOps
3 26 (14.94%) Problem-Solving
3 26 (14.94%) Software Deployment
3 26 (14.94%) Systems Analysis
4 24 (13.79%) Agile Software Development
4 24 (13.79%) Migration
5 19 (10.92%) Project Delivery
6 18 (10.34%) Project Management
7 17 (9.77%) Network Monitoring
8 15 (8.62%) Change Management
9 14 (8.05%) Disaster Recovery
9 14 (8.05%) Software Engineering
10 13 (7.47%) Kalman Filter
11 12 (6.90%) Computer Science
11 12 (6.90%) Load Balancing
12 11 (6.32%) CI/CD
12 11 (6.32%) Performance Analysis
13 10 (5.75%) High Availability
Programming Languages
1 56 (32.18%) SQL
2 28 (16.09%) Java
3 25 (14.37%) Python
4 19 (10.92%) Shell Script
5 13 (7.47%) PowerShell
6 12 (6.90%) JavaScript
7 10 (5.75%) PHP
8 7 (4.02%) C#
9 5 (2.87%) Bash
9 5 (2.87%) Ruby
10 3 (1.72%) C
10 3 (1.72%) C++
11 2 (1.15%) Go
11 2 (1.15%) Java 8
11 2 (1.15%) Kotlin
11 2 (1.15%) XPath
12 1 (0.57%) Objective-C
12 1 (0.57%) SPARQL
Qualifications
1 26 (14.94%) Degree
2 13 (7.47%) Cisco Certification
3 11 (6.32%) CCNA
4 6 (3.45%) CCNP
4 6 (3.45%) CISSP
5 5 (2.87%) Security Cleared
6 4 (2.30%) SANS
7 3 (1.72%) CISM
7 3 (1.72%) Computer Science Degree
7 3 (1.72%) SC Cleared
8 2 (1.15%) Microsoft Certification
9 1 (0.57%) CEH
9 1 (0.57%) CISA
9 1 (0.57%) GIAC
9 1 (0.57%) ITIL Certification
9 1 (0.57%) Linux+ Certification
9 1 (0.57%) LPIC
9 1 (0.57%) MCSE
9 1 (0.57%) Network+ Certification
9 1 (0.57%) SSCP
Quality Assurance & Compliance
1 9 (5.17%) GDPR
2 7 (4.02%) Accessibility
2 7 (4.02%) ISO/IEC 27001
3 5 (2.87%) WCAG
4 4 (2.30%) NIST
5 3 (1.72%) Cyber Essentials
5 3 (1.72%) HIPAA
5 3 (1.72%) QA
6 2 (1.15%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
6 2 (1.15%) NCSC
6 2 (1.15%) SLA
7 1 (0.57%) PCI DSS
7 1 (0.57%) Sarbanes-Oxley
System Software
1 46 (26.44%) Active Directory
2 30 (17.24%) vSphere
3 7 (4.02%) Hyper-V
3 7 (4.02%) Virtual Machines
4 6 (3.45%) Docker
4 6 (3.45%) ProxySG
4 6 (3.45%) VMware Infrastructure
5 3 (1.72%) VMware ESXi
6 2 (1.15%) Apache ZooKeeper
6 2 (1.15%) BitLocker
6 2 (1.15%) Firmware
6 2 (1.15%) iptables
6 2 (1.15%) OpenAM
6 2 (1.15%) OpenIDM
6 2 (1.15%) RACF
6 2 (1.15%) Terminal Services
6 2 (1.15%) Virtual Servers
6 2 (1.15%) Xen
7 1 (0.57%) NFS
7 1 (0.57%) VMware NSX
Systems Management
1 28 (16.09%) Ansible
2 26 (14.94%) SCCM
3 15 (8.62%) Kubernetes
4 11 (6.32%) Puppet
4 11 (6.32%) Terraform
5 10 (5.75%) Failover Clustering
6 9 (5.17%) Nagios
6 9 (5.17%) ZABBIX
7 8 (4.60%) HAProxy
7 8 (4.60%) Icinga
8 7 (4.02%) Grafana
8 7 (4.02%) Jamf Pro
8 7 (4.02%) Prometheus
9 6 (3.45%) Microsoft Intune
10 5 (2.87%) Cisco Prime
10 5 (2.87%) Opscode Chef
11 4 (2.30%) cPanel
11 4 (2.30%) Graphite
11 4 (2.30%) Single Sign-On
12 2 (1.15%) Istio
Vendors
1 57 (32.76%) Red Hat
2 46 (26.44%) Cisco
3 43 (24.71%) VMware
4 38 (21.84%) Microsoft
5 33 (18.97%) Apple
6 26 (14.94%) 3PAR
6 26 (14.94%) Scality
7 17 (9.77%) F5
8 14 (8.05%) Juniper
8 14 (8.05%) Oracle
8 14 (8.05%) SolarWinds
9 9 (5.17%) Google
10 8 (4.60%) CheckPoint
10 8 (4.60%) HP
11 7 (4.02%) Huawei
11 7 (4.02%) Nokia
12 6 (3.45%) Blue Coat
12 6 (3.45%) Meraki
12 6 (3.45%) Splunk
13 5 (2.87%) CyberArk