Period
to 1 August 2021

The following table provides summary statistics for permanent job vacancies 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 1 August 2021 with a comparison to the same period in the previous 2 years.

Secure Socket Layer (SSL)
UK
6 months to
1 Aug 2021
Same period 2020 Same period 2019
Rank 570 543 625
Rank change year-on-year -27 +82 -79
Permanent jobs citing SSL 489 270 569
As % of all permanent jobs advertised in the UK 0.43% 0.40% 0.40%
As % of the Communications & Networking category 3.34% 2.58% 2.54%
Number of salaries quoted 357 212 389
10th Percentile £36,250 £31,375 £36,250
25th Percentile £42,500 £37,500 £41,250
Median annual salary (50th Percentile) £55,000 £60,000 £55,000
Median % change year-on-year -8.33% +9.09% +22.22%
75th Percentile £74,000 £77,500 £68,750
90th Percentile £80,000 £90,000 £80,000
UK excluding London median annual salary £55,000 £50,000 £50,000
% change year-on-year +10.00% - +14.29%

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 with a requirement for communications or computer networking skills.

All Communications and Computer Networking Skills
UK
Permanent vacancies with a requirement for communications or computer networking skills 14,649 10,447 22,379
As % of all permanent IT jobs advertised in the UK 12.96% 15.37% 15.62%
Number of salaries quoted 10,236 8,350 17,117
10th Percentile £28,000 £28,500 £25,750
25th Percentile £36,844 £36,250 £32,750
Median annual salary (50th Percentile) £50,000 £50,000 £45,000
Median % change year-on-year - +11.11% -3.23%
75th Percentile £67,500 £66,250 £62,500
90th Percentile £82,500 £80,000 £77,500
UK excluding London median annual salary £45,000 £45,000 £42,500
% change year-on-year - +5.88% -

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 August 2021.

Salary histogram for SSL in the UK

SSL
Top 17 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 August 2021. 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
Job
Vacancies
England -34 413 £55,000 -8.33% 73
UK excluding London -34 273 £55,000 +10.00% 53
London -54 176 £55,000 -24.14% 27
Work from Home -178 97 £62,500 +31.58% 13
North of England -60 63 £55,000 +45.28% 11
South East -83 51 £66,250 -11.67% 21
Midlands -51 45 £43,750 -12.50% 5
South West -52 38 £55,000 -18.52% 5
East Midlands - 34 £47,500 - 2
Scotland -40 28 £55,000 +15.79% 1
Yorkshire -49 26 £58,750 +80.77% 4
North West -47 25 £47,500 +13.11% 3
East of England -25 23 £50,000 +5.26% 3
Northern Ireland -15 17 £75,000 +78.57% 2
North East -23 12 £44,375 +26.79% 4
West Midlands -72 12 £42,098 -17.86% 3
Wales -22 10 £41,500 +16.90% 5

For the 6 months to 1 August 2021, 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 with a requirement for SSL.

1 204 (41.72%) Linux
2 187 (38.24%) Firewall
3 169 (34.56%) DNS
4 146 (29.86%) Windows
5 143 (29.24%) VPN
6 141 (28.83%) Microsoft
6 141 (28.83%) Azure
7 128 (26.18%) AWS
8 117 (23.93%) Active Directory
9 100 (20.45%) Git (software)
9 100 (20.45%) DevOps
10 95 (19.43%) JavaScript
11 93 (19.02%) Agile Software Development
11 93 (19.02%) Microsoft 365
11 93 (19.02%) Problem-Solving
12 90 (18.40%) VMware
13 88 (18.00%) HTTP
14 86 (17.59%) Python
14 86 (17.59%) JIRA
15 85 (17.38%) SQL
15 85 (17.38%) Social Skills
16 84 (17.18%) HTML
16 84 (17.18%) LDAP
17 83 (16.97%) PowerShell
18 81 (16.56%) CSS
19 79 (16.16%) TCP/IP
20 73 (14.93%) XML
20 73 (14.93%) Java
20 73 (14.93%) Docker
21 72 (14.72%) Windows Server

SSL
Co-occurring IT Skills 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 35 (7.16%) Apache
2 30 (6.13%) Confluence
3 29 (5.93%) IIS
4 25 (5.11%) Elasticsearch
4 25 (5.11%) nginx
5 21 (4.29%) WordPress
6 18 (3.68%) MS Exchange
6 18 (3.68%) SharePoint
6 18 (3.68%) Tomcat
7 17 (3.48%) CMS
8 11 (2.25%) Sitecore CMS
8 11 (2.25%) Umbraco
9 7 (1.43%) Apache Spark
9 7 (1.43%) Drupal
9 7 (1.43%) Exchange Server 2013
9 7 (1.43%) Headless CMS
10 5 (1.02%) JCAPS
10 5 (1.02%) Kentico
10 5 (1.02%) Oracle SOA Suite
11 4 (0.82%) WebSphere
Applications
1 10 (2.04%) Microsoft Office
2 6 (1.23%) Gephi
2 6 (1.23%) MS Visio
3 3 (0.61%) Microsoft Excel
4 2 (0.41%) Adobe Creative Suite
Business Applications
1 20 (4.09%) Remedy ITSM
2 19 (3.89%) Payment Gateway
3 11 (2.25%) R3 Corda
4 10 (2.04%) Distributed Ledger
5 6 (1.23%) Sage 200
6 3 (0.61%) Maximo
7 2 (0.41%) Dynamics GP
8 1 (0.20%) assyst
8 1 (0.20%) Dynamics NAV
Cloud Services
1 141 (28.83%) Azure
2 128 (26.18%) AWS
3 93 (19.02%) Microsoft 365
4 66 (13.50%) SaaS
5 46 (9.41%) PaaS
6 33 (6.75%) IaaS
7 32 (6.54%) Cloud Computing
8 29 (5.93%) GCP
9 28 (5.73%) Serverless
10 25 (5.11%) Azure Active Directory
11 24 (4.91%) Amazon EC2
11 24 (4.91%) GitHub
12 21 (4.29%) OneDrive
13 19 (3.89%) AWS Lambda
14 18 (3.68%) AWS CloudFormation
15 17 (3.48%) Amazon S3
16 16 (3.27%) Amazon ECS
16 16 (3.27%) CloudFront
16 16 (3.27%) Mimecast
17 11 (2.25%) Cloudflare
Communications & Networking
1 187 (38.24%) Firewall
2 169 (34.56%) DNS
3 143 (29.24%) VPN
4 88 (18.00%) HTTP
5 79 (16.16%) TCP/IP
6 58 (11.86%) SMTP
7 55 (11.25%) DHCP
8 53 (10.84%) LAN
8 53 (10.84%) WAN
9 52 (10.63%) IPsec
10 43 (8.79%) VoIP
11 36 (7.36%) Internet
11 36 (7.36%) Network Security
12 35 (7.16%) SSH
13 34 (6.95%) MPLS
14 33 (6.75%) BGP
14 33 (6.75%) Remote Desktop
15 31 (6.34%) VLAN
16 30 (6.13%) OSPF
17 29 (5.93%) Wireless
Database & Business Intelligence
1 63 (12.88%) MySQL
2 59 (12.07%) SQL Server
3 36 (7.36%) Big Data
4 35 (7.16%) MariaDB
5 32 (6.54%) PostgreSQL
6 28 (5.73%) Oracle Database
7 25 (5.11%) Amazon RDS
8 17 (3.48%) NoSQL
9 15 (3.07%) Relational Database
10 12 (2.45%) MongoDB
11 11 (2.25%) Blockchain
12 9 (1.84%) Apache Cassandra
12 9 (1.84%) Hadoop
12 9 (1.84%) RDBMS
13 6 (1.23%) Apache Hive
13 6 (1.23%) Impala
13 6 (1.23%) SQL Server Integration Services
14 4 (0.82%) SQL Server 2012
14 4 (0.82%) SQL Server Analysis Services
14 4 (0.82%) SQL Server Reporting Services
Development Applications
1 100 (20.45%) Git (software)
2 86 (17.59%) JIRA
3 67 (13.70%) Jenkins
4 22 (4.50%) Maven
5 16 (3.27%) JUnit
5 16 (3.27%) Mockito
6 14 (2.86%) Bitbucket
7 11 (2.25%) Subversion
8 10 (2.04%) GitLab
8 10 (2.04%) Sonatype Nexus
9 9 (1.84%) Artifactory
9 9 (1.84%) Vagrant
10 7 (1.43%) Visual Studio
10 7 (1.43%) webpack
11 6 (1.23%) Bitbucket Server
11 6 (1.23%) git-flow
11 6 (1.23%) SoapUI
12 5 (1.02%) Gradle
12 5 (1.02%) PHPUnit
12 5 (1.02%) Rational Rhapsody
General
1 85 (17.38%) Social Skills
2 62 (12.68%) Analytical Skills
3 54 (11.04%) Finance
4 19 (3.89%) Marketing
5 17 (3.48%) Banking
6 12 (2.45%) Presentation Skills
7 10 (2.04%) Telecoms
8 9 (1.84%) Legal
8 9 (1.84%) Manufacturing
9 8 (1.64%) Influencing Skills
9 8 (1.64%) Pharmaceutical
10 7 (1.43%) Documentation Skills
10 7 (1.43%) Organisational Skills
10 7 (1.43%) Publishing
10 7 (1.43%) Retail
11 6 (1.23%) Billing
12 5 (1.02%) Back Office
13 2 (0.41%) Games
13 2 (0.41%) Law
13 2 (0.41%) Public Sector
Job Titles
1 66 (13.50%) Developer
2 61 (12.47%) Consultant
3 43 (8.79%) Senior Developer
4 39 (7.98%) DevOps Engineer
5 38 (7.77%) Network Engineer
6 35 (7.16%) Infrastructure Engineer
7 31 (6.34%) PHP Developer
8 27 (5.52%) Technical Consultant
9 26 (5.32%) Administrator
10 24 (4.91%) Architect
10 24 (4.91%) Senior DevOps
11 23 (4.70%) Senior PHP Developer
12 22 (4.50%) Analyst
12 22 (4.50%) Senior DevOps Engineer
13 21 (4.29%) Senior Consultant
13 21 (4.29%) Systems Administrator
14 20 (4.09%) Systems Engineer
15 19 (3.89%) Azure Engineer
16 18 (3.68%) Software Engineer
17 16 (3.27%) Security Engineer
Libraries, Frameworks & Software Standards
1 84 (17.18%) HTML
1 84 (17.18%) LDAP
2 81 (16.56%) CSS
3 73 (14.93%) XML
4 67 (13.70%) Web Services
5 60 (12.27%) SOAP
6 49 (10.02%) LAMP
7 48 (9.82%) REST
8 44 (9.00%) Kafka
9 39 (7.98%) RESTful
10 32 (6.54%) jQuery
11 30 (6.13%) Spring
12 25 (5.11%) AngularJS
12 25 (5.11%) JDBC
12 25 (5.11%) JSON
12 25 (5.11%) SAML
13 24 (4.91%) Java EE
14 22 (4.50%) Spring Boot
14 22 (4.50%) XSLT
15 21 (4.29%) React
Miscellaneous
1 60 (12.27%) PKI
2 41 (8.38%) Data Centre
3 29 (5.93%) Clustering
4 26 (5.32%) Mobile App
4 26 (5.32%) User Experience
5 25 (5.11%) Public Cloud
6 24 (4.91%) Enterprise Software
7 21 (4.29%) iPhone
8 19 (3.89%) CMDB
9 18 (3.68%) Self-Motivation
10 16 (3.27%) Tandem
11 14 (2.86%) Hybrid Cloud
11 14 (2.86%) Management Information System
11 14 (2.86%) SWIFT
12 11 (2.25%) Analytical Mindset
13 10 (2.04%) Enterprise Storage
14 9 (1.84%) Digital Media
14 9 (1.84%) Distributed Denial-of-Service
15 8 (1.64%) Renewable Energy
16 6 (1.23%) Linux Command Line
Operating Systems
1 204 (41.72%) Linux
2 146 (29.86%) Windows
3 72 (14.72%) Windows Server
4 25 (5.11%) Unix
5 22 (4.50%) Windows Server 2012
6 21 (4.29%) Windows 10
7 17 (3.48%) Ubuntu
8 15 (3.07%) Red Hat Enterprise Linux
8 15 (3.07%) Windows Server 2019
9 13 (2.66%) Android
9 13 (2.66%) CentOS
10 11 (2.25%) Solaris
11 7 (1.43%) Debian
11 7 (1.43%) Mac OS
12 6 (1.23%) Apple iOS
13 3 (0.61%) VMS
14 2 (0.41%) Windows Server 2016
15 1 (0.20%) AIX
15 1 (0.20%) Mac OS X
15 1 (0.20%) zOS
Processes & Methodologies
1 100 (20.45%) DevOps
2 93 (19.02%) Agile Software Development
2 93 (19.02%) Problem-Solving
3 50 (10.22%) Software Engineering
4 48 (9.82%) ITIL
5 45 (9.20%) Infrastructure Engineering
6 41 (8.38%) Information Security
6 41 (8.38%) Project Management
7 40 (8.18%) ITSM
8 39 (7.98%) Unit Testing
9 38 (7.77%) Computer Science
9 38 (7.77%) Configuration Management
9 38 (7.77%) Cybersecurity
9 38 (7.77%) Scrum
10 37 (7.57%) Customer Engagement
11 36 (7.36%) Load Balancing
12 35 (7.16%) Migration
13 34 (6.95%) Microservices
14 32 (6.54%) High Availability
14 32 (6.54%) Presales
Programming Languages
1 95 (19.43%) JavaScript
2 86 (17.59%) Python
3 85 (17.38%) SQL
4 83 (16.97%) PowerShell
5 73 (14.93%) Java
6 64 (13.09%) Bash Shell
7 43 (8.79%) PHP
8 22 (4.50%) Perl
9 18 (3.68%) Ruby
10 16 (3.27%) Java 8
11 15 (3.07%) C#
11 15 (3.07%) Shell Script
12 12 (2.45%) Kotlin
13 11 (2.25%) C
13 11 (2.25%) TypeScript
14 9 (1.84%) R
15 8 (1.64%) PL/SQL
15 8 (1.64%) VB
16 7 (1.43%) T-SQL
17 6 (1.23%) CFML
Qualifications
1 56 (11.45%) Degree
2 32 (6.54%) Cisco Certification
3 24 (4.91%) CCNP
4 19 (3.89%) Computer Science Degree
5 18 (3.68%) CCNA
6 16 (3.27%) Security Cleared
7 15 (3.07%) Microsoft Certification
8 12 (2.45%) CEH
8 12 (2.45%) GIAC
9 9 (1.84%) MCSE
9 9 (1.84%) VMware Certified Professional (VCP)
10 8 (1.64%) CISSP
10 8 (1.64%) VCP6
11 7 (1.43%) DV Cleared
12 6 (1.23%) CISA
12 6 (1.23%) ISEB
12 6 (1.23%) Linux+ Certification
12 6 (1.23%) Network+ Certification
12 6 (1.23%) SANS
12 6 (1.23%) SSCP
Quality Assurance & Compliance
1 47 (9.61%) QA
2 30 (6.13%) PCI DSS
3 16 (3.27%) Accessibility
4 15 (3.07%) GDPR
5 14 (2.86%) SLA
6 11 (2.25%) ISO/IEC 27001
7 9 (1.84%) GRC
7 9 (1.84%) NIST
8 8 (1.64%) NCSC
9 7 (1.43%) WCAG
10 5 (1.02%) COBIT
10 5 (1.02%) HL7
11 3 (0.61%) Cyber Essentials
11 3 (0.61%) Cyber Essentials PLUS
System Software
1 117 (23.93%) Active Directory
2 73 (14.93%) Docker
3 67 (13.70%) VMware Infrastructure
4 55 (11.25%) Hyper-V
5 30 (6.13%) vSphere
6 22 (4.50%) Virtual Desktop
7 15 (3.07%) VMware ESXi
8 14 (2.86%) Apache ZooKeeper
8 14 (2.86%) Virtual Machines
9 12 (2.45%) Virtual Servers
10 10 (2.04%) iptables
11 7 (1.43%) XenDesktop
12 6 (1.23%) Apache Flume
13 5 (1.02%) ProxySG
14 4 (0.82%) Gluster
15 3 (0.61%) Firmware
15 3 (0.61%) Varnish
15 3 (0.61%) Xen
16 2 (0.41%) NLBS
16 2 (0.41%) VirtualBox
Systems Management
1 71 (14.52%) Ansible
2 68 (13.91%) Kubernetes
3 52 (10.63%) Terraform
4 45 (9.20%) Puppet
5 32 (6.54%) Opscode Chef
6 21 (4.29%) Microsoft Intune
7 19 (3.89%) HP UCMDB
7 19 (3.89%) Single Sign-On
8 16 (3.27%) Grafana
9 15 (3.07%) Prometheus
10 14 (2.86%) SCCM
11 13 (2.66%) FortiGate
11 13 (2.66%) HAProxy
12 11 (2.25%) Failover Clustering
12 11 (2.25%) Nessus
13 8 (1.64%) ZABBIX
14 7 (1.43%) HP Quality Center
14 7 (1.43%) Nagios
15 6 (1.23%) Rancher
15 6 (1.23%) WebInspect
Vendors
1 141 (28.83%) Microsoft
2 90 (18.40%) VMware
3 66 (13.50%) Cisco
4 47 (9.61%) Red Hat
5 38 (7.77%) Oracle
6 35 (7.16%) HP
6 35 (7.16%) Palo Alto
6 35 (7.16%) Splunk
7 33 (6.75%) ServiceNow
8 26 (5.32%) BMC
8 26 (5.32%) Citrix
9 21 (4.29%) Aruba
9 21 (4.29%) Juniper
10 20 (4.09%) F5
10 20 (4.09%) Remedy
11 19 (3.89%) Fortinet
11 19 (3.89%) SonicWALL
12 18 (3.68%) CheckPoint
13 16 (3.27%) Veeam
14 15 (3.07%) Google