Period
to 20 July 2019

The following table provides summary statistics for contract job vacancies advertised in London with a requirement for SSL skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited SSL over the 6 months to 20 July 2019 with a comparison to the same period in the previous 2 years.

Note that daily and hourly rates are treated separately in these statistics. When calculating contractor rate percentiles, daily rates are never derived from quoted hourly rates or vice versa.

Secure Socket Layer (SSL)
England > London
6 months to
20 Jul 2019
Same period 2018 Same period 2017
Rank 418 324 336
Rank change year-on-year -94 +12 -17
Contract jobs citing SSL 178 368 281
As % of all contract IT jobs advertised in London 0.43% 0.79% 0.67%
As % of the Communications & Networking category 4.19% 6.49% 5.82%
Number of daily rates quoted 120 254 197
London median daily rate £550 £550 £500
Median daily rate % change year-on-year - +10.00% +8.11%
10th Percentile £397 £350 £345
90th Percentile £675 £688 £656
England median daily rate £525 £500 £500
% change year-on-year +5.00% - +17.65%
Number of hourly rates quoted 0 0 1
London median hourly rate - - £30.00
England median hourly rate £25.12 £29.00 £30.00
% change year-on-year -13.38% -3.33% -18.92%

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

All Communications and Computer Networking Skills
London
Contract vacancies with a requirement for communications or computer networking skills 4,247 5,667 4,832
As % of all contract IT jobs advertised in London 10.33% 12.19% 11.53%
Number of daily rates quoted 2,858 3,926 3,210
London median daily rate £475 £450 £450
Median daily rate % change year-on-year +5.56% - +3.45%
10th Percentile £218 £208 £236
90th Percentile £650 £638 £625
England median daily rate £425 £425 £415
% change year-on-year - +2.41% +3.75%
Number of hourly rates quoted 102 167 138
London median hourly rate £23.25 £20.00 £21.23
Median hourly rate % change year-on-year +16.25% -5.78% +2.30%
10th Percentile £14.00 £14.00 £12.85
90th Percentile £52.50 £49.25 £50.00
England median hourly rate £21.15 £20.00 £18.70
% change year-on-year +5.75% +6.95% -25.20%

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
Contractor Daily Rate Trend in London

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing SSL in London.

Contractor daily rate trend for SSL in London

SSL
Contractor Daily Rate Histogram in London

The daily rate distribution of IT jobs citing SSL in London over the 6 months to 20 July 2019.

Contractor daily rate histogram for SSL in London

SSL
Contractor Hourly Rate Trend in London

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing SSL in London.

Contractor hourly rate trend for SSL in London

SSL
Contract Job Locations in London

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing SSL within the London region over the 6 months to 20 July 2019. 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
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
Central London -40 42 £550 +4.76% 12
South London +19 6 £547 +15.11% 2
West London +19 4 £463 -9.76% 5
East London +4 1 - - 2
SSL
England

For the 6 months to 20 July 2019, IT contractor 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 contract job ads across the London region with a requirement for SSL.

1 98 (55.06%) Linux
2 91 (51.12%) TCP/IP
3 80 (44.94%) DNS
4 76 (42.70%) Java
5 71 (39.89%) HTTP
6 69 (38.76%) IPsec
7 68 (38.20%) DevOps
8 59 (33.15%) DHCP
9 58 (32.58%) FTP
10 56 (31.46%) Microsoft
10 56 (31.46%) Firewall
11 53 (29.78%) Configuration Management
11 53 (29.78%) Open Source
12 52 (29.21%) Microservices
13 50 (28.09%) Jenkins
13 50 (28.09%) Continuous Integration
14 48 (26.97%) Puppet
14 48 (26.97%) MongoDB
15 46 (25.84%) Kubernetes
16 44 (24.72%) Docker
17 41 (23.03%) Amazon AWS
17 41 (23.03%) Travis CI
18 40 (22.47%) Agile Software Development
19 39 (21.91%) MySQL
20 38 (21.35%) VPN
21 35 (19.66%) NoSQL
22 34 (19.10%) Active Directory
22 34 (19.10%) .NET
22 34 (19.10%) IIS
22 34 (19.10%) Virtual Machines

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 34 (19.10%) IIS
2 27 (15.17%) nginx
3 22 (12.36%) Apache
4 20 (11.24%) Tomcat
5 15 (8.43%) WebSphere
6 11 (6.18%) Jetty
6 11 (6.18%) Mongrel
7 8 (4.49%) Elasticsearch
8 6 (3.37%) WebLogic
9 5 (2.81%) JBoss
10 4 (2.25%) Confluence
11 3 (1.69%) MS Exchange
12 2 (1.12%) CMS
12 2 (1.12%) EPiServer
12 2 (1.12%) JCAPS
12 2 (1.12%) Oracle SOA Suite
12 2 (1.12%) WordPress
13 1 (0.56%) K2 blackpearl
13 1 (0.56%) OpenStack
13 1 (0.56%) SharePoint 2013
Applications
1 11 (6.18%) Microsoft Excel
2 8 (4.49%) Microsoft PowerPoint
3 6 (3.37%) Microsoft Project
4 4 (2.25%) Microsoft Office
5 2 (1.12%) MS Visio
Cloud Services
1 41 (23.03%) Amazon AWS
2 20 (11.24%) Amazon EC2
3 17 (9.55%) Microsoft Azure
4 15 (8.43%) Google Cloud Platform
5 11 (6.18%) Azure Active Directory
5 11 (6.18%) Google App Engine
6 9 (5.06%) Apigee
6 9 (5.06%) Office 365
7 7 (3.93%) Amazon S3
7 7 (3.93%) AWS Lambda
7 7 (3.93%) Serverless
7 7 (3.93%) Virtual Private Cloud
8 5 (2.81%) Amazon SQS
9 4 (2.25%) Cloud Computing
9 4 (2.25%) Salesforce Sales Cloud
10 3 (1.69%) GitHub
11 2 (1.12%) Cloudflare
11 2 (1.12%) DigitalOcean
11 2 (1.12%) npm
11 2 (1.12%) OpenShift
Communications & Networking
1 91 (51.12%) TCP/IP
2 80 (44.94%) DNS
3 71 (39.89%) HTTP
4 69 (38.76%) IPsec
5 59 (33.15%) DHCP
6 58 (32.58%) FTP
7 56 (31.46%) Firewall
8 38 (21.35%) VPN
9 18 (10.11%) SNMP
10 16 (8.99%) Network Security
11 13 (7.30%) WAN
12 12 (6.74%) BGP
12 12 (6.74%) OSPF
13 9 (5.06%) LAN
13 9 (5.06%) MPLS
14 8 (4.49%) Kerberos
15 7 (3.93%) DMZ
15 7 (3.93%) EIGRP
15 7 (3.93%) Internet
15 7 (3.93%) Wireless
Database & Business Intelligence
1 48 (26.97%) MongoDB
2 39 (21.91%) MySQL
3 35 (19.66%) NoSQL
4 33 (18.54%) RDBMS
4 33 (18.54%) Relational Database
5 18 (10.11%) PostgreSQL
6 16 (8.99%) SQL Server
7 6 (3.37%) Apache Cassandra
8 3 (1.69%) Big Data
9 2 (1.12%) Blockchain
9 2 (1.12%) Oracle Database
9 2 (1.12%) Redis
10 1 (0.56%) Hadoop
10 1 (0.56%) Power BI
Development Applications
1 50 (28.09%) Jenkins
2 41 (23.03%) Travis CI
3 25 (14.04%) Git (software)
4 20 (11.24%) gulp
5 14 (7.87%) GitLab
5 14 (7.87%) Gradle
6 13 (7.30%) Gatling
7 12 (6.74%) Geb
7 12 (6.74%) Spock
8 11 (6.18%) JIRA
9 5 (2.81%) Maven
10 4 (2.25%) JUnit
10 4 (2.25%) Selenium
10 4 (2.25%) webpack
11 3 (1.69%) Eclipse
11 3 (1.69%) Subversion
12 2 (1.12%) Ant
12 2 (1.12%) Cucumber
12 2 (1.12%) IntelliJ
12 2 (1.12%) Rational Rhapsody
General
1 14 (7.87%) Finance
2 9 (5.06%) Banking
3 7 (3.93%) Telecoms
4 6 (3.37%) Investment Banking
5 5 (2.81%) Retail
6 4 (2.25%) Marketing
7 2 (1.12%) Automotive
7 2 (1.12%) Legal
7 2 (1.12%) Pharmaceutical
7 2 (1.12%) Publishing
8 1 (0.56%) Advertising
8 1 (0.56%) Financial Institution
Job Titles
1 50 (28.09%) Developer
2 39 (21.91%) DevOps Engineer
3 17 (9.55%) Network Engineer
4 16 (8.99%) Analyst
4 16 (8.99%) Java Developer
5 13 (7.30%) Support Engineer
6 12 (6.74%) Security Engineer
7 11 (6.18%) Microsoft Developer
7 11 (6.18%) Senior Developer
7 11 (6.18%) Senior DevOps
8 10 (5.62%) Support Analyst
9 9 (5.06%) Cybersecurity Engineer
10 7 (3.93%) Consultant
10 7 (3.93%) Firewall Engineer
10 7 (3.93%) Network Security Engineer
10 7 (3.93%) Windows Support Analyst
11 6 (3.37%) 3rd Line Support
11 6 (3.37%) 3rd Line Support Analyst
11 6 (3.37%) Agile Java Developer
11 6 (3.37%) Senior DevOps Engineer
Libraries, Frameworks & Software Standards
1 34 (19.10%) .NET
2 24 (13.48%) HTML
3 23 (12.92%) REST
4 21 (11.80%) CSS
4 21 (11.80%) SOAP
4 21 (11.80%) Spring
5 20 (11.24%) Web Services
6 19 (10.67%) OAuth
7 17 (9.55%) HTML5
8 16 (8.99%) AngularJS
9 15 (8.43%) OAuth2
10 14 (7.87%) Spring Boot
11 13 (7.30%) J2EE
11 13 (7.30%) Kafka
11 13 (7.30%) LDAP
11 13 (7.30%) Node.js
11 13 (7.30%) Servlets
12 12 (6.74%) Dropwizard
12 12 (6.74%) Guice
12 12 (6.74%) WireMock
Miscellaneous
1 20 (11.24%) PKI
2 13 (7.30%) Management Information System
3 10 (5.62%) Security Operations Centre
4 9 (5.06%) Analytical Skills
4 9 (5.06%) Data Centre
5 6 (3.37%) Self-Motivation
6 4 (2.25%) Mobile App
6 4 (2.25%) Public Cloud
6 4 (2.25%) Replication
7 3 (1.69%) Cloud Native
8 2 (1.12%) Bitcoin
8 2 (1.12%) NHS
8 2 (1.12%) RSA SecurID
8 2 (1.12%) Smart Home
9 1 (0.56%) Client/Server
9 1 (0.56%) Clustering
9 1 (0.56%) CMDB
9 1 (0.56%) Foreign Exchange (FX)
9 1 (0.56%) IPTV
9 1 (0.56%) Video Conferencing
Operating Systems
1 98 (55.06%) Linux
2 29 (16.29%) Windows
3 20 (11.24%) Unix
4 11 (6.18%) Windows 10
4 11 (6.18%) Windows 7
5 9 (5.06%) CentOS
6 7 (3.93%) Android
6 7 (3.93%) Debian
7 6 (3.37%) Apple iOS
7 6 (3.37%) Ubuntu
8 5 (2.81%) Windows Server
9 4 (2.25%) Red Hat Enterprise Linux
10 3 (1.69%) Mac OS
11 2 (1.12%) Windows Server 2008
12 1 (0.56%) VMS
12 1 (0.56%) Windows Server 2012
Processes & Methodologies
1 68 (38.20%) DevOps
2 53 (29.78%) Configuration Management
2 53 (29.78%) Open Source
3 52 (29.21%) Microservices
4 50 (28.09%) Continuous Integration
5 40 (22.47%) Agile Software Development
6 32 (17.98%) Test Automation
7 30 (16.85%) Target Operating Model
7 30 (16.85%) Thought Leadership
8 29 (16.29%) OO
8 29 (16.29%) OOP
9 18 (10.11%) Identity Management
9 18 (10.11%) TDD
10 17 (9.55%) Problem-Solving
11 15 (8.43%) Network Monitoring
12 14 (7.87%) ITIL
12 14 (7.87%) Software Engineering
13 13 (7.30%) Information Security
13 13 (7.30%) OWASP
14 12 (6.74%) Domain-Driven Design
Programming Languages
1 76 (42.70%) Java
2 27 (15.17%) Python
3 25 (14.04%) JavaScript
3 25 (14.04%) PowerShell
4 21 (11.80%) SQL
5 18 (10.11%) Java 8
5 18 (10.11%) Shell Script
6 16 (8.99%) C#
7 14 (7.87%) ES6
8 12 (6.74%) TypeScript
9 6 (3.37%) Ruby
10 4 (2.25%) C
11 2 (1.12%) Bash Shell
11 2 (1.12%) C++
11 2 (1.12%) Perl
11 2 (1.12%) PHP
11 2 (1.12%) PL/SQL
11 2 (1.12%) Scala
11 2 (1.12%) VB.NET
12 1 (0.56%) R
Qualifications
1 18 (10.11%) Cisco Certification
2 15 (8.43%) CCNP
2 15 (8.43%) Degree
3 13 (7.30%) Security Cleared
4 9 (5.06%) SC Cleared
5 6 (3.37%) BPSS Clearance
6 5 (2.81%) Microsoft Certification
7 4 (2.25%) CCIE
7 4 (2.25%) CCNA
8 3 (1.69%) CISA
8 3 (1.69%) MCSE
8 3 (1.69%) SANS
9 2 (1.12%) BC Cleared
9 2 (1.12%) CCDA
9 2 (1.12%) CCDP
9 2 (1.12%) DBS Check
9 2 (1.12%) ITIL Certification
9 2 (1.12%) MCP
9 2 (1.12%) Sun Certification
10 1 (0.56%) CISM
Quality Assurance & Compliance
1 5 (2.81%) QA
2 3 (1.69%) ISO/IEC 27001
2 3 (1.69%) PCI DSS
3 2 (1.12%) COBIT
3 2 (1.12%) Disclosure Scotland
3 2 (1.12%) HIPAA
3 2 (1.12%) HL7
3 2 (1.12%) NIST
3 2 (1.12%) Sarbanes-Oxley
4 1 (0.56%) PSD2
System Software
1 44 (24.72%) Docker
2 34 (19.10%) Active Directory
2 34 (19.10%) Virtual Machines
3 29 (16.29%) VMware Infrastructure
4 11 (6.18%) BitLocker
4 11 (6.18%) Xen
5 9 (5.06%) vSphere
6 8 (4.49%) VMware Workstation
7 7 (3.93%) Snort
7 7 (3.93%) Squid
8 6 (3.37%) XenApp
9 5 (2.81%) Hyper-V
10 4 (2.25%) IAG
10 4 (2.25%) Terminal Services
10 4 (2.25%) XenDesktop
11 2 (1.12%) DFS Replication
11 2 (1.12%) ProxySG
11 2 (1.12%) VMware ESXi
12 1 (0.56%) LXC
12 1 (0.56%) vCloud
Systems Management
1 48 (26.97%) Puppet
2 46 (25.84%) Kubernetes
3 26 (14.61%) Opscode Chef
4 22 (12.36%) SCCM
5 20 (11.24%) Terraform
6 19 (10.67%) Ansible
7 14 (7.87%) SCOM
8 12 (6.74%) Docker Swarm
9 11 (6.18%) Forefront Identity Manager
10 10 (5.62%) Single Sign-On
11 9 (5.06%) Packer
12 8 (4.49%) HAProxy
12 8 (4.49%) Kibana
13 7 (3.93%) FortiGate
14 6 (3.37%) CA Single Sign-On
15 4 (2.25%) Istio
16 3 (1.69%) Salt
17 2 (1.12%) Backup Exec
17 2 (1.12%) Cisco CUCM
17 2 (1.12%) vMotion
Vendors
1 56 (31.46%) Microsoft
2 30 (16.85%) VMware
3 23 (12.92%) Cisco
4 20 (11.24%) Google
5 13 (7.30%) Palo Alto
6 12 (6.74%) CheckPoint
7 11 (6.18%) ServiceNow
8 10 (5.62%) Citrix
9 9 (5.06%) Dynatrace
10 7 (3.93%) CA
10 7 (3.93%) Juniper
11 6 (3.37%) Axway
11 6 (3.37%) BMC
11 6 (3.37%) ForgeRock
12 5 (2.81%) Blue Coat
12 5 (2.81%) Fortinet
12 5 (2.81%) HP
12 5 (2.81%) Splunk
13 4 (2.25%) IBM
13 4 (2.25%) Oracle