Period
to 9 December 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 9 December 2018 with a comparison to the same period in the previous 2 years.

Secure Socket Layer (SSL)
England > London
6 months to
9 Dec 2018
Same period 2017 Same period 2016
Rank 552 493 472
Rank change year-on-year -59 -21 -9
Permanent jobs citing SSL 241 379 425
As % of all permanent IT jobs advertised in London 0.36% 0.51% 0.57%
As % of the Communications & Networking category 2.73% 3.60% 3.61%
Number of salaries quoted 191 282 377
London median annual salary £55,000 £55,000 £60,000
Median salary % change year-on-year - -8.33% +9.09%
10th Percentile £38,500 £36,250 £36,250
90th Percentile £77,500 £75,000 £80,000
England median annual salary £50,000 £50,000 £50,000

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 8,812 10,515 11,775
As % of all permanent IT jobs advertised in London 13.33% 14.23% 15.77%
Number of salaries quoted 7,182 8,662 10,020
London median annual salary £55,000 £53,500 £53,500
Median salary % change year-on-year +2.80% - +7.00%
10th Percentile £30,000 £31,000 £30,000
90th Percentile £85,000 £80,000 £80,000
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 9 December 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 9 December 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 -3 55 £50,000 -13.04% 22
North London +13 6 £55,000 +46.67%
West London -12 6 £48,000 +6.67% 10
East London +8 4 £73,750 +137.90% 3
South London -6 4 £35,500 -11.25% 1
SSL
England

For the 6 months to 9 December 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.

1 150 (62.24%) Firewall
2 124 (51.45%) Windows
3 122 (50.62%) DNS
4 95 (39.42%) Linux
5 74 (30.71%) PowerShell
6 73 (30.29%) Active Directory
7 72 (29.88%) TCP/IP
8 71 (29.46%) Microsoft Azure
9 70 (29.05%) SQL
10 67 (27.80%) SQL Server
10 67 (27.80%) Amazon AWS
11 66 (27.39%) Microsoft
12 61 (25.31%) Python
13 58 (24.07%) Cisco
13 58 (24.07%) VMware
14 55 (22.82%) HTTP
15 53 (21.99%) VMware Infrastructure
16 51 (21.16%) WAN
17 50 (20.75%) Windows Server
18 49 (20.33%) Problem-Solving
19 48 (19.92%) LAN
20 47 (19.50%) Apache
21 45 (18.67%) Finance
21 45 (18.67%) Office 365
21 45 (18.67%) DevOps
22 44 (18.26%) Java
23 43 (17.84%) Internet
23 43 (17.84%) Splunk
24 42 (17.43%) VPN
25 41 (17.01%) Cisco Certification

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 47 (19.50%) Apache
2 33 (13.69%) MS Exchange
3 29 (12.03%) Tomcat
4 21 (8.71%) IIS
5 18 (7.47%) Apache Solr
6 15 (6.22%) SharePoint
7 10 (4.15%) Exchange Server 2013
8 9 (3.73%) JBoss
8 9 (3.73%) WebLogic
9 8 (3.32%) OpenStack
9 8 (3.32%) Skype for Business
10 7 (2.90%) Oracle SOA Suite
11 6 (2.49%) Apache Pig
12 5 (2.07%) nginx
13 4 (1.66%) CMS
14 3 (1.24%) WebSphere
15 2 (0.83%) BizTalk Server
15 2 (0.83%) Exchange Server 2010
15 2 (0.83%) Joomla!
15 2 (0.83%) Office Communications Server
Applications
1 10 (4.15%) Microsoft Office
2 8 (3.32%) MS Visio
3 3 (1.24%) Microsoft Excel
3 3 (1.24%) Microsoft PowerPoint
4 2 (0.83%) Adobe Premiere
4 2 (0.83%) Photoshop
Business Applications
1 8 (3.32%) Magento
2 5 (2.07%) Oracle BPM
3 3 (1.24%) Salesforce.com CRM
4 1 (0.41%) Dynamics CRM
Cloud Services
1 71 (29.46%) Microsoft Azure
2 67 (27.80%) Amazon AWS
3 45 (18.67%) Office 365
4 33 (13.69%) IaaS
5 30 (12.45%) SaaS
6 19 (7.88%) PaaS
7 9 (3.73%) AWS CloudFormation
8 7 (2.90%) Amazon EC2
9 5 (2.07%) Amazon S3
10 4 (1.66%) Google Cloud Platform
10 4 (1.66%) Slack
11 3 (1.24%) Apigee
11 3 (1.24%) Mimecast
12 2 (0.83%) Azure Active Directory
12 2 (0.83%) Cloud Computing
12 2 (0.83%) G Suite
12 2 (0.83%) GitHub
12 2 (0.83%) OneDrive
12 2 (0.83%) Yammer
13 1 (0.41%) Virtual Private Cloud
Communications & Networking
1 150 (62.24%) Firewall
2 122 (50.62%) DNS
3 72 (29.88%) TCP/IP
4 55 (22.82%) HTTP
5 51 (21.16%) WAN
6 48 (19.92%) LAN
7 43 (17.84%) Internet
8 42 (17.43%) VPN
9 38 (15.77%) Wireless
10 34 (14.11%) IPsec
11 28 (11.62%) DHCP
12 26 (10.79%) VLAN
13 25 (10.37%) Network Security
14 23 (9.54%) BGP
14 23 (9.54%) SMTP
15 21 (8.71%) OSPF
16 20 (8.30%) Cisco ASA
17 19 (7.88%) Cisco Nexus
17 19 (7.88%) VoIP
18 18 (7.47%) Intrusion Detection
Database & Business Intelligence
1 67 (27.80%) SQL Server
2 41 (17.01%) MySQL
3 15 (6.22%) SQL Server 2016
4 10 (4.15%) Apache Hive
5 9 (3.73%) Hadoop
6 8 (3.32%) Big Data
7 7 (2.90%) DB2
8 6 (2.49%) PostgreSQL
9 5 (2.07%) MariaDB
9 5 (2.07%) SQL Server 2012
10 4 (1.66%) Apache Cassandra
10 4 (1.66%) HBase
10 4 (1.66%) Relational Database
10 4 (1.66%) Scylla
11 3 (1.24%) Amazon DynamoDB
11 3 (1.24%) Data Warehouse
11 3 (1.24%) NoSQL
12 2 (0.83%) MongoDB
12 2 (0.83%) Oracle Database
12 2 (0.83%) SQL Server Integration Services
Development Applications
1 20 (8.30%) Git (software)
2 12 (4.98%) Jenkins
3 9 (3.73%) JIRA
4 8 (3.32%) Atlassian Bamboo
5 7 (2.90%) Bitbucket
5 7 (2.90%) git-flow
5 7 (2.90%) TeamCity
6 6 (2.49%) CodeSonar
6 6 (2.49%) Robot Framework
6 6 (2.49%) Selenium
7 3 (1.24%) Gradle
7 3 (1.24%) Octopus Deploy
8 2 (0.83%) Artifactory
8 2 (0.83%) Axure RP
8 2 (0.83%) Dreamweaver
8 2 (0.83%) Gerrit
8 2 (0.83%) Maven
8 2 (0.83%) Sonatype Nexus
8 2 (0.83%) webpack
9 1 (0.41%) Toad
General
1 45 (18.67%) Finance
2 23 (9.54%) Telecoms
3 15 (6.22%) Banking
3 15 (6.22%) Publishing
4 12 (4.98%) Retail
5 9 (3.73%) Marketing
6 6 (2.49%) Manufacturing
7 5 (2.07%) Investment Banking
8 4 (1.66%) Advertising
8 4 (1.66%) Law
8 4 (1.66%) Legal
8 4 (1.66%) Pharmaceutical
9 3 (1.24%) Local Government
10 2 (0.83%) Games
11 1 (0.41%) French Language
11 1 (0.41%) Military
Job Titles
1 38 (15.77%) Support Engineer
2 31 (12.86%) Network Engineer
3 27 (11.20%) IT Engineer
4 26 (10.79%) Systems Engineer
5 22 (9.13%) Analyst
5 22 (9.13%) Applications Support
5 22 (9.13%) DevOps Engineer
5 22 (9.13%) Web Engineer
6 21 (8.71%) Applications Engineer
6 21 (8.71%) Applications Support Engineer
7 19 (7.88%) Web Applications Engineer
7 19 (7.88%) Web Applications Support
7 19 (7.88%) Web Support Engineer
8 18 (7.47%) Consultant
8 18 (7.47%) Security Engineer
9 16 (6.64%) Developer
9 16 (6.64%) Infrastructure Engineer
10 14 (5.81%) Architect
11 13 (5.39%) 3rd Line Support
12 12 (4.98%) 3rd Line Support Engineer
Libraries, Frameworks & Software Standards
1 19 (7.88%) LAMP
1 19 (7.88%) SOAP
2 17 (7.05%) REST
3 16 (6.64%) .NET
4 14 (5.81%) HTML
5 13 (5.39%) CSS
5 13 (5.39%) Node.js
6 12 (4.98%) Java EE
7 11 (4.56%) XML
8 10 (4.15%) Django
8 10 (4.15%) LDAP
9 9 (3.73%) .NET Framework
10 8 (3.32%) ASP.NET
10 8 (3.32%) Web Services
11 6 (2.49%) 802.1X
11 6 (2.49%) Kafka
11 6 (2.49%) RabbitMQ
11 6 (2.49%) Spring MVC
11 6 (2.49%) STL
12 5 (2.07%) LEMP Stack
Miscellaneous
1 34 (14.11%) Self-Motivation
2 26 (10.79%) Analytical Skills
3 24 (9.96%) Data Centre
3 24 (9.96%) Management Information System
4 15 (6.22%) Video Conferencing
5 10 (4.15%) Blackberry
5 10 (4.15%) iPhone
6 8 (3.32%) Fat Client
6 8 (3.32%) Thin Client
7 6 (2.49%) Distributed Denial-of-Service
7 6 (2.49%) PKI
8 5 (2.07%) BYOD
8 5 (2.07%) Clustering
8 5 (2.07%) CMDB
8 5 (2.07%) Cyber Defence
8 5 (2.07%) Fintech
8 5 (2.07%) NHS
8 5 (2.07%) Renewable Energy
9 4 (1.66%) Digital Signage
9 4 (1.66%) IPTV
Operating Systems
1 124 (51.45%) Windows
2 95 (39.42%) Linux
3 50 (20.75%) Windows Server
4 27 (11.20%) Unix
5 19 (7.88%) Windows Server 2008
6 17 (7.05%) Windows Server 2012
7 16 (6.64%) Windows 7
7 16 (6.64%) Windows 8
8 11 (4.56%) Windows Vista
9 10 (4.15%) Windows Phone
9 10 (4.15%) Windows XP
10 9 (3.73%) Android
10 9 (3.73%) CentOS
10 9 (3.73%) Mac OS X
11 8 (3.32%) Apple iOS
11 8 (3.32%) Windows 10
12 7 (2.90%) Debian
12 7 (2.90%) Red Hat Enterprise Linux
13 5 (2.07%) Mac OS
13 5 (2.07%) Ubuntu
Processes & Methodologies
1 49 (20.33%) Problem-Solving
2 45 (18.67%) DevOps
3 38 (15.77%) ITIL
4 37 (15.35%) Migration
5 34 (14.11%) Cybersecurity
6 32 (13.28%) Computer Science
7 31 (12.86%) Information Security
8 24 (9.96%) E-Commerce
9 22 (9.13%) Task Automation
10 21 (8.71%) Presales
11 20 (8.30%) Infrastructure Engineering
11 20 (8.30%) Performance Tuning
11 20 (8.30%) Vulnerability Scanning
11 20 (8.30%) Web Application Development
12 19 (7.88%) Load Balancing
13 18 (7.47%) Network Packet Analysis
13 18 (7.47%) Security Architecture
14 17 (7.05%) Business Development
14 17 (7.05%) Regulatory Compliance
15 16 (6.64%) Agile Software Development
Programming Languages
1 74 (30.71%) PowerShell
2 70 (29.05%) SQL
3 61 (25.31%) Python
4 44 (18.26%) Java
5 34 (14.11%) Perl
6 25 (10.37%) Bash Shell
7 23 (9.54%) C
8 16 (6.64%) VBScript
9 15 (6.22%) JavaScript
9 15 (6.22%) T-SQL
10 13 (5.39%) PHP
11 11 (4.56%) C#
12 6 (2.49%) C++
12 6 (2.49%) Objective-C
13 4 (1.66%) C-shell
13 4 (1.66%) Korn
14 3 (1.24%) Go
14 3 (1.24%) Ruby
14 3 (1.24%) Shell Script
14 3 (1.24%) VB
Qualifications
1 41 (17.01%) Cisco Certification
2 35 (14.52%) Degree
3 33 (13.69%) CISSP
4 26 (10.79%) Computer Science Degree
4 26 (10.79%) Microsoft Certification
5 24 (9.96%) CCNP
5 24 (9.96%) GIAC
6 22 (9.13%) CCNA
7 16 (6.64%) MCSE
8 14 (5.81%) SANS
9 8 (3.32%) Network+ Certification
10 7 (2.90%) CompTIA Security+
10 7 (2.90%) Security Cleared
11 6 (2.49%) CSSLP
11 6 (2.49%) DV Cleared
11 6 (2.49%) GWAPT
11 6 (2.49%) Linux+ Certification
11 6 (2.49%) SSCP
12 4 (1.66%) CISA
12 4 (1.66%) CISM
Quality Assurance & Compliance
1 29 (12.03%) ISO/IEC 27001
2 26 (10.79%) Cyber Essentials
3 24 (9.96%) GDPR
4 20 (8.30%) HIPAA
5 18 (7.47%) Sarbanes-Oxley
6 16 (6.64%) SAS 70
7 7 (2.90%) PCI DSS
8 5 (2.07%) QA
9 4 (1.66%) FIPS 140-2
10 3 (1.24%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
System Software
1 73 (30.29%) Active Directory
2 53 (21.99%) VMware Infrastructure
3 23 (9.54%) Hyper-V
4 20 (8.30%) Docker
5 9 (3.73%) VMware Workstation
6 7 (2.90%) pfSense
7 6 (2.49%) iptables
7 6 (2.49%) vSphere
8 5 (2.07%) KVM
8 5 (2.07%) Xen
9 4 (1.66%) HDFS
9 4 (1.66%) NFS
9 4 (1.66%) PowerDNS
9 4 (1.66%) QEMU
10 3 (1.24%) Apache ZooKeeper
11 2 (0.83%) Virtual Machines
11 2 (0.83%) VMware ESXi
11 2 (0.83%) XenApp
12 1 (0.41%) LXC
12 1 (0.41%) XenServer
Systems Management
1 41 (17.01%) Ansible
1 41 (17.01%) Puppet
2 33 (13.69%) Opscode Chef
3 12 (4.98%) Kubernetes
4 11 (4.56%) Nagios
5 10 (4.15%) FortiGate
6 9 (3.73%) SCCM
6 9 (3.73%) Terraform
7 8 (3.32%) Microsoft Intune
8 7 (2.90%) Packer
8 7 (2.90%) Salt
9 6 (2.49%) SCOM
9 6 (2.49%) SmoothWall
10 5 (2.07%) Cisco CUCM
11 4 (1.66%) Oozie
11 4 (1.66%) Tivoli Storage Manager
12 3 (1.24%) Single Sign-On
13 2 (0.83%) Kibana
13 2 (0.83%) Microsoft Clustering
13 2 (0.83%) QRadar
Vendors
1 66 (27.39%) Microsoft
2 58 (24.07%) Cisco
2 58 (24.07%) VMware
3 43 (17.84%) Splunk
4 20 (8.30%) Juniper
4 20 (8.30%) Palo Alto
5 17 (7.05%) F5
6 16 (6.64%) Oracle
7 15 (6.22%) Citrix
8 11 (4.56%) CheckPoint
8 11 (4.56%) Google
8 11 (4.56%) HP
8 11 (4.56%) SaltStack
9 9 (3.73%) Kaspersky
9 9 (3.73%) NetApp
9 9 (3.73%) Red Hat
10 8 (3.32%) Red Box
10 8 (3.32%) ServiceNow
10 8 (3.32%) SolarWinds
11 7 (2.90%) IBM