Period
to 17 July 2018

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 17 July 2018 with a comparison to the same period in the previous 2 years.

Secure Socket Layer (SSL)
England > London
6 months to
17 Jul 2018
Same period 2017 Same period 2016
Rank 584 500 522
Rank change year-on-year -84 +22 -10
Permanent jobs citing SSL 250 378 421
As % of all permanent IT jobs advertised in London 0.35% 0.52% 0.51%
As % of the Communications & Networking category 2.45% 3.34% 3.20%
Number of salaries quoted 195 318 334
London median annual salary £60,000 £55,000 £55,000
Median salary % change year-on-year +9.09% - -
10th Percentile £35,000 £36,250 £38,500
90th Percentile £92,500 £80,000 £78,750
England median annual salary £45,000 £47,500 £47,500
% change year-on-year -5.26% - +5.56%

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 10,203 11,302 13,147
As % of all permanent IT jobs advertised in London 14.27% 15.47% 15.82%
Number of salaries quoted 8,349 9,349 11,248
London median annual salary £55,000 £54,000 £52,500
Median salary % change year-on-year +1.85% +2.86% +5.00%
10th Percentile £30,000 £30,000 £29,250
90th Percentile £85,000 £80,000 £78,750
England median annual salary £47,500 £45,000 £45,000
% change year-on-year +5.56% - -

SSL
Job Vacancy Trend in London

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

Job vacancy trend for SSL in London

SSL
Salary Trend in London

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing SSL in London.

Salary trend for SSL in London

SSL
Salary Histogram in London

The salary distribution of IT jobs citing SSL in London over the 6 months to 17 July 2018.

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 17 July 2018. 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
Central London -55 49 £52,500 -4.55% 15
West London -5 11 £57,500 +27.78% 3
East London 0 7 £44,500 +12.66% 1
North London +2 2 £55,000 +15.79%
SSL
England

For the 6 months to 17 July 2018, 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.

1 115 (46.00%) Linux
2 106 (42.40%) Python
3 104 (41.60%) TCP/IP
3 104 (41.60%) DNS
4 100 (40.00%) Firewall
5 90 (36.00%) HTTP
6 73 (29.20%) Agile Software Development
7 72 (28.80%) Cisco
8 71 (28.40%) Windows
9 70 (28.00%) Git (software)
10 69 (27.60%) DevOps
11 68 (27.20%) Java
12 67 (26.80%) Amazon AWS
13 63 (25.20%) VPN
14 55 (22.00%) Microsoft
15 49 (19.60%) JavaScript
15 49 (19.60%) SQL
16 46 (18.40%) IPsec
17 43 (17.20%) Cisco Certification
18 42 (16.80%) .NET
19 40 (16.00%) Active Directory
19 40 (16.00%) REST
20 39 (15.60%) Puppet
20 39 (15.60%) Jenkins
20 39 (15.60%) Bash Shell
20 39 (15.60%) Degree
21 37 (14.80%) PowerShell
21 37 (14.80%) MySQL
21 37 (14.80%) Finance
22 36 (14.40%) VMware

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 18 (7.20%) Drupal
1 18 (7.20%) MS Exchange
1 18 (7.20%) WordPress
2 17 (6.80%) Apache
2 17 (6.80%) nginx
3 14 (5.60%) Moodle
4 13 (5.20%) SAS
5 11 (4.40%) Apache Pig
5 11 (4.40%) IIS
6 9 (3.60%) Tomcat
6 9 (3.60%) WebLogic
7 8 (3.20%) Confluence
7 8 (3.20%) Skype for Business
7 8 (3.20%) WebSphere
8 7 (2.80%) Elasticsearch
9 6 (2.40%) OpenStack
9 6 (2.40%) SharePoint
10 5 (2.00%) CMS
11 2 (0.80%) JBoss
11 2 (0.80%) Joomla!
Applications
1 12 (4.80%) Microsoft Office
2 9 (3.60%) Microsoft Excel
3 8 (3.20%) Microsoft PowerPoint
4 3 (1.20%) Spreadsheet
5 1 (0.40%) Microsoft Project
Business Applications
1 5 (2.00%) Documaker
2 2 (0.80%) Magento
3 1 (0.40%) Dynamics CRM
Cloud Services
1 67 (26.80%) Amazon AWS
2 36 (14.40%) Microsoft Azure
3 20 (8.00%) Amazon EC2
3 20 (8.00%) Amazon S3
4 19 (7.60%) AWS CloudFormation
5 18 (7.20%) IaaS
5 18 (7.20%) Office 365
6 15 (6.00%) Amazon ELB
6 15 (6.00%) Virtual Private Cloud
7 14 (5.60%) Amazon ElastiCache
7 14 (5.60%) AWS Lambda
7 14 (5.60%) GitHub
7 14 (5.60%) Serverless
8 12 (4.80%) SaaS
9 10 (4.00%) PaaS
10 9 (3.60%) IBM Cloud
11 8 (3.20%) Slack
12 5 (2.00%) Cloud Computing
13 2 (0.80%) npm
13 2 (0.80%) SuccessFactors
Communications & Networking
1 104 (41.60%) DNS
1 104 (41.60%) TCP/IP
2 100 (40.00%) Firewall
3 90 (36.00%) HTTP
4 63 (25.20%) VPN
5 46 (18.40%) IPsec
6 31 (12.40%) Network Security
6 31 (12.40%) WAN
7 30 (12.00%) Internet
7 30 (12.00%) LAN
7 30 (12.00%) SMTP
8 24 (9.60%) SSH
9 23 (9.20%) Wireless
10 20 (8.00%) DHCP
10 20 (8.00%) FTP
11 19 (7.60%) Cisco ASA
12 18 (7.20%) Cisco IOS
12 18 (7.20%) Cisco Nexus
12 18 (7.20%) Intrusion Detection
12 18 (7.20%) VLAN
Database & Business Intelligence
1 37 (14.80%) MySQL
2 33 (13.20%) SQL Server
3 27 (10.80%) Hadoop
4 25 (10.00%) Big Data
5 16 (6.40%) Data Warehouse
6 14 (5.60%) Amazon RDS
6 14 (5.60%) PostgreSQL
7 13 (5.20%) OLAP
7 13 (5.20%) Oracle OLAP
8 11 (4.40%) Apache Hive
9 8 (3.20%) MongoDB
9 8 (3.20%) Oracle Database
10 3 (1.20%) Amazon DynamoDB
10 3 (1.20%) Apache Cassandra
11 2 (0.80%) HBase
11 2 (0.80%) MariaDB
11 2 (0.80%) Oracle Database 11g
11 2 (0.80%) SAP HANA
11 2 (0.80%) SQL Server 2012
11 2 (0.80%) SQL Server 2014
Development Applications
1 70 (28.00%) Git (software)
2 39 (15.60%) Jenkins
3 25 (10.00%) JIRA
4 14 (5.60%) Subversion
5 12 (4.80%) Ant
5 12 (4.80%) Maven
5 12 (4.80%) Selenium
6 11 (4.40%) Atlassian Bamboo
6 11 (4.40%) Bitbucket
6 11 (4.40%) CodeSonar
6 11 (4.40%) git-flow
6 11 (4.40%) Robot Framework
7 9 (3.60%) Cucumber
7 9 (3.60%) GitLab
7 9 (3.60%) Gradle
7 9 (3.60%) gulp
7 9 (3.60%) JUnit
7 9 (3.60%) Vagrant
8 7 (2.80%) Sonatype Nexus
9 6 (2.40%) webpack
General
1 37 (14.80%) Finance
2 12 (4.80%) Telecoms
3 11 (4.40%) Marketing
4 9 (3.60%) Advertising
5 8 (3.20%) Banking
6 7 (2.80%) Games
7 6 (2.40%) Legal
8 3 (1.20%) Retail
9 2 (0.80%) French Language
9 2 (0.80%) Pharmaceutical
10 1 (0.40%) Automotive
10 1 (0.40%) Electronics
10 1 (0.40%) Investment Banking
10 1 (0.40%) Manufacturing
10 1 (0.40%) Publishing
Job Titles
1 43 (17.20%) DevOps Engineer
2 28 (11.20%) Network Engineer
3 27 (10.80%) Analyst
4 26 (10.40%) Senior DevOps
5 25 (10.00%) Security Engineer
5 25 (10.00%) Senior DevOps Engineer
6 24 (9.60%) Architect
7 23 (9.20%) AWS Engineer
8 22 (8.80%) AWS DevOps
8 22 (8.80%) AWS DevOps Engineer
9 18 (7.20%) Developer
10 16 (6.40%) Technical Architect
11 15 (6.00%) Consultant
12 14 (5.60%) Solutions Architect
13 13 (5.20%) Head of Engineering
13 13 (5.20%) Head of Security
13 13 (5.20%) Security Analyst
13 13 (5.20%) Senior Network Engineer
13 13 (5.20%) Support Engineer
14 12 (4.80%) IT Engineer
Libraries, Frameworks & Software Standards
1 42 (16.80%) .NET
2 40 (16.00%) REST
3 36 (14.40%) Web Services
4 34 (13.60%) SOAP
5 30 (12.00%) LAMP
6 27 (10.80%) HTML
6 27 (10.80%) XML
7 23 (9.20%) Django
8 22 (8.80%) JSON
9 21 (8.40%) .NET Framework
9 21 (8.40%) Node.js
10 20 (8.00%) CSS
11 17 (6.80%) ASP.NET
12 14 (5.60%) SAML
13 13 (5.20%) LDAP
13 13 (5.20%) RabbitMQ
13 13 (5.20%) WSDL
14 12 (4.80%) Java EE
15 11 (4.40%) Spring MVC
15 11 (4.40%) STL
Miscellaneous
1 33 (13.20%) Analytical Skills
2 32 (12.80%) Computer Science
3 27 (10.80%) Data Centre
4 14 (5.60%) Fintech
5 13 (5.20%) Mobile App
6 11 (4.40%) Management Information System
6 11 (4.40%) Video Conferencing
7 10 (4.00%) Cyberthreat
8 9 (3.60%) Linux Command Line
9 8 (3.20%) Public Cloud
9 8 (3.20%) Security Operations Centre
10 7 (2.80%) Self-Motivation
11 6 (2.40%) Clustering
11 6 (2.40%) PKI
12 5 (2.00%) CMDB
12 5 (2.00%) Distributed Denial-of-Service
12 5 (2.00%) User Experience
13 4 (1.60%) BYOD
13 4 (1.60%) Cyber Defence
13 4 (1.60%) Cyberattack
Operating Systems
1 115 (46.00%) Linux
2 71 (28.40%) Windows
3 29 (11.60%) Unix
4 25 (10.00%) Android
5 23 (9.20%) Red Hat Enterprise Linux
6 21 (8.40%) CentOS
7 17 (6.80%) Mac OS X
7 17 (6.80%) Windows 7
7 17 (6.80%) Windows Server 2008
8 16 (6.40%) Windows Server
8 16 (6.40%) Windows Server 2012
9 12 (4.80%) Apple iOS
9 12 (4.80%) Windows 10
10 7 (2.80%) Debian
10 7 (2.80%) Solaris
10 7 (2.80%) Ubuntu
10 7 (2.80%) Windows 8
11 3 (1.20%) AIX
11 3 (1.20%) Mac OS
11 3 (1.20%) Windows Server 2003
Processes & Methodologies
1 73 (29.20%) Agile Software Development
2 69 (27.60%) DevOps
3 34 (13.60%) Cybersecurity
3 34 (13.60%) ITIL
4 30 (12.00%) Configuration Management
5 28 (11.20%) Analytics
6 26 (10.40%) Service Management
7 25 (10.00%) Test Automation
8 24 (9.60%) Kalman Filter
8 24 (9.60%) Problem-Solving
8 24 (9.60%) Scrum
8 24 (9.60%) Software Engineering
9 22 (8.80%) High Availability
10 21 (8.40%) Security Operations
11 20 (8.00%) Capacity Planning
11 20 (8.00%) Penetration Testing
12 19 (7.60%) Disaster Recovery
13 18 (7.20%) Continuous Integration
13 18 (7.20%) Load Balancing
13 18 (7.20%) SIEM
Programming Languages
1 106 (42.40%) Python
2 68 (27.20%) Java
3 49 (19.60%) JavaScript
3 49 (19.60%) SQL
4 39 (15.60%) Bash Shell
5 37 (14.80%) PowerShell
6 33 (13.20%) PHP
7 29 (11.60%) Perl
8 28 (11.20%) Ruby
9 22 (8.80%) C#
10 16 (6.40%) Objective-C
11 13 (5.20%) C
11 13 (5.20%) C++
12 8 (3.20%) T-SQL
13 6 (2.40%) Shell Script
14 5 (2.00%) Go
15 4 (1.60%) Tcl
16 3 (1.20%) ES6
16 3 (1.20%) Scala
17 2 (0.80%) Gremlin
Qualifications
1 43 (17.20%) Cisco Certification
2 39 (15.60%) Degree
3 25 (10.00%) CCNA
3 25 (10.00%) CCNP
4 24 (9.60%) Microsoft Certification
5 19 (7.60%) CISSP
6 18 (7.20%) SANS
7 15 (6.00%) MCSE
8 14 (5.60%) Computer Science Degree
9 13 (5.20%) GIAC
9 13 (5.20%) SSCP
9 13 (5.20%) TOGAF Certification
10 11 (4.40%) CompTIA Security+
10 11 (4.40%) Linux+ Certification
10 11 (4.40%) Network+ Certification
11 10 (4.00%) DV Cleared
11 10 (4.00%) Security Cleared
12 7 (2.80%) ITIL Certification
13 5 (2.00%) CCSA
13 5 (2.00%) GCIH
Quality Assurance & Compliance
1 31 (12.40%) QA
2 13 (5.20%) PCI DSS
3 7 (2.80%) ISO/IEC 27001
4 6 (2.40%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
5 4 (1.60%) SLA
6 2 (0.80%) Cyber Essentials
6 2 (0.80%) FIPS 140-2
6 2 (0.80%) GDPR
6 2 (0.80%) ISAE 3402
System Software
1 40 (16.00%) Active Directory
2 31 (12.40%) Docker
3 22 (8.80%) VMware Infrastructure
4 11 (4.40%) vSphere
5 7 (2.80%) Samba
6 5 (2.00%) NFS
6 5 (2.00%) Squid
6 5 (2.00%) VirtualBox
6 5 (2.00%) VMware ESXi
7 4 (1.60%) Virtual Servers
8 3 (1.20%) KVM
8 3 (1.20%) Microsoft App-V
8 3 (1.20%) Xen
8 3 (1.20%) XenApp
8 3 (1.20%) XenDesktop
9 2 (0.80%) Firmware
9 2 (0.80%) Hyper-V
9 2 (0.80%) Kamailio
9 2 (0.80%) Postfix
9 2 (0.80%) ProxySG
Systems Management
1 39 (15.60%) Puppet
2 25 (10.00%) Ansible
3 23 (9.20%) Nagios
4 15 (6.00%) Opscode Chef
5 14 (5.60%) Check_MK
6 13 (5.20%) Terraform
7 12 (4.80%) HAProxy
7 12 (4.80%) Kubernetes
7 12 (4.80%) Salt
7 12 (4.80%) Single Sign-On
8 10 (4.00%) FortiGate
9 9 (3.60%) Icinga
10 5 (2.00%) Rancher
10 5 (2.00%) Sysdig
10 5 (2.00%) vRealize
11 4 (1.60%) Cisco CUCM
11 4 (1.60%) NetBackup
11 4 (1.60%) OpenView
12 3 (1.20%) EdgeSight
12 3 (1.20%) Kibana
Vendors
1 72 (28.80%) Cisco
2 55 (22.00%) Microsoft
3 36 (14.40%) VMware
4 30 (12.00%) Oracle
5 29 (11.60%) ServiceNow
6 26 (10.40%) Red Hat
7 22 (8.80%) Juniper
7 22 (8.80%) Splunk
8 21 (8.40%) F5
9 18 (7.20%) IBM
10 17 (6.80%) AppDynamics
11 15 (6.00%) CheckPoint
12 13 (5.20%) HP
13 12 (4.80%) Palo Alto
14 10 (4.00%) Apple
14 10 (4.00%) Citrix
15 8 (3.20%) New Relic
16 5 (2.00%) Kaspersky
16 5 (2.00%) NetApp
16 5 (2.00%) WorldPay