Period
to 23 November 2017

The following table provides summary statistics for contract job vacancies advertised in the City of 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 23 November 2017 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)
Central London > City of London
6 months to
23 Nov 2017
Same period 2016 Same period 2015
Rank 198 179 213
Rank change year-on-year -19 +34 +19
Contract jobs citing SSL 50 63 59
As % of all contract IT jobs advertised in the City of London 0.70% 0.94% 0.65%
As % of the Communications & Networking category 6.67% 6.49% 5.32%
Number of daily rates quoted 43 54 47
City of London median daily rate £550 £425 £450
Median daily rate % change year-on-year +29.41% -5.56% +5.88%
10th Percentile £365 £336 £313
90th Percentile £688 £525 £588
Central London median daily rate £540 £475 £450
% change year-on-year +13.68% +5.56% +5.88%
Number of hourly rates quoted 0 0 2
City of London median hourly rate - - £62.50
Central London median hourly rate - - £62.50

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 the City of London with a requirement for communications or computer networking skills.

All Communications and Computer Networking Skills
City of London
Contract vacancies with a requirement for communications or computer networking skills 750 970 1108
As % of all contract IT jobs advertised in the City of London 10.51% 14.48% 12.25%
Number of daily rates quoted 583 740 831
City of London median daily rate £450 £450 £425
Median daily rate % change year-on-year - +5.88% +6.25%
10th Percentile £213 £287 £263
90th Percentile £638 £588 £575
Central London median daily rate £450 £450 £425
% change year-on-year - +5.88% +6.25%
Number of hourly rates quoted 12 14 31
City of London median hourly rate £17.00 £19.00 £17.98
Median hourly rate % change year-on-year -10.53% +5.67% -7.79%
10th Percentile £11.68 £11.50 £14.25
90th Percentile £23.52 £48.63 £29.00
Central London median hourly rate £17.00 £19.00 £17.98
% change year-on-year -10.53% +5.67% -5.37%

SSL
Job Vacancy Trend in the City of London

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

Job vacancy trend for SSL in the City of London

SSL
Contractor Daily Rate Trend in the City of London

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

Contractor daily rate trend for SSL in the City of London

SSL
Contractor Daily Rate Histogram in the City of London

The daily rate distribution of IT jobs citing SSL in the City of London over the 6 months to 23 November 2017.

Contractor daily rate histogram for SSL in the City of London

SSL
Contractor Hourly Rate Trend in the City of London

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

Contractor hourly rate trend for SSL in the City of London

SSL
Contract Job Locations in the City of 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 City of London region over the 6 months to 23 November 2017. 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
London Bridge - 1 £300 -
SSL
Central London

For the 6 months to 23 November 2017, IT contractor jobs citing SSL also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the City of London region with a requirement for SSL.

1 26 (52.00%) TCP/IP
2 25 (50.00%) Linux
3 21 (42.00%) Agile Software Development
4 18 (36.00%) PostgreSQL
4 18 (36.00%) HTTP
5 16 (32.00%) Firewall
5 16 (32.00%) Amazon AWS
6 15 (30.00%) Java
6 15 (30.00%) DevOps
7 13 (26.00%) Finance
8 12 (24.00%) VMware
8 12 (24.00%) DNS
8 12 (24.00%) MongoDB
8 12 (24.00%) Ansible
9 11 (22.00%) Continuous Delivery
9 11 (22.00%) Python
10 10 (20.00%) Microsoft Azure
10 10 (20.00%) Software Engineering
11 9 (18.00%) Docker
11 9 (18.00%) SaltStack
11 9 (18.00%) Data Centre
11 9 (18.00%) Red Hat Enterprise Linux
11 9 (18.00%) Puppet
11 9 (18.00%) MySQL
12 8 (16.00%) IPsec
12 8 (16.00%) VPN
12 8 (16.00%) WAN
12 8 (16.00%) REST
12 8 (16.00%) OAuth
13 7 (14.00%) Guice

SSL
Co-occurring IT Skills in the City of 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 5 (10.00%) Apache
1 5 (10.00%) Tomcat
2 3 (6.00%) nginx
3 2 (4.00%) Apache Pig
3 2 (4.00%) Confluence
3 2 (4.00%) OpenStack
4 1 (2.00%) Apache Solr
4 1 (2.00%) Apache Spark
4 1 (2.00%) Cloud Foundry
4 1 (2.00%) IIS
4 1 (2.00%) MS Exchange
Applications
1 1 (2.00%) Microsoft Excel
1 1 (2.00%) Microsoft Office
1 1 (2.00%) Microsoft PowerPoint
1 1 (2.00%) MS Visio
Business Applications
1 1 (2.00%) MetaTrader
1 1 (2.00%) RMDS
Cloud Services
1 16 (32.00%) Amazon AWS
2 10 (20.00%) Microsoft Azure
3 7 (14.00%) Heroku
4 3 (6.00%) Cloud Computing
4 3 (6.00%) SaaS
5 2 (4.00%) IaaS
5 2 (4.00%) PaaS
6 1 (2.00%) G Suite
6 1 (2.00%) GitHub
6 1 (2.00%) npm
6 1 (2.00%) Office 365
Communications & Networking
1 26 (52.00%) TCP/IP
2 18 (36.00%) HTTP
3 16 (32.00%) Firewall
4 12 (24.00%) DNS
5 8 (16.00%) IPsec
5 8 (16.00%) VPN
5 8 (16.00%) WAN
6 7 (14.00%) Cisco ASA
6 7 (14.00%) FTP
7 6 (12.00%) BGP
7 6 (12.00%) Internet
7 6 (12.00%) LAN
7 6 (12.00%) Network Security
8 5 (10.00%) Kerberos
8 5 (10.00%) SSH
9 4 (8.00%) Cisco Nexus
9 4 (8.00%) Wireless
10 3 (6.00%) EIGRP
10 3 (6.00%) MPLS
10 3 (6.00%) VRRP
Database & Business Intelligence
1 18 (36.00%) PostgreSQL
2 12 (24.00%) MongoDB
3 9 (18.00%) MySQL
4 5 (10.00%) Relational Database
5 4 (8.00%) SQL Server
6 3 (6.00%) Apache Hive
6 3 (6.00%) Hadoop
6 3 (6.00%) HBase
7 2 (4.00%) Big Data
7 2 (4.00%) Cloudera CDH
7 2 (4.00%) Impala
7 2 (4.00%) SQLite
7 2 (4.00%) Sqoop
8 1 (2.00%) Apache Cassandra
8 1 (2.00%) RDBMS
Development Applications
1 7 (14.00%) Gradle
2 6 (12.00%) Git (software)
3 4 (8.00%) webpack
4 3 (6.00%) Artifactory
4 3 (6.00%) Gatling
4 3 (6.00%) Geb
4 3 (6.00%) GitLab
4 3 (6.00%) gulp
4 3 (6.00%) Jenkins
4 3 (6.00%) Spock
4 3 (6.00%) Visual Studio
5 2 (4.00%) JIRA
5 2 (4.00%) Sonatype Nexus
6 1 (2.00%) Bower
6 1 (2.00%) Chocolatey
6 1 (2.00%) Octopus Deploy
6 1 (2.00%) SonarQube
6 1 (2.00%) TeamCity
6 1 (2.00%) TestRail
6 1 (2.00%) Zephyr
General
1 13 (26.00%) Finance
2 6 (12.00%) Banking
3 4 (8.00%) Legal
4 2 (4.00%) Multimedia
5 1 (2.00%) Financial Institution
5 1 (2.00%) Front Office
5 1 (2.00%) Investment Banking
5 1 (2.00%) Retail
Job Titles
1 10 (20.00%) DevOps Engineer
2 9 (18.00%) Architect
3 7 (14.00%) Infrastructure Engineer
3 7 (14.00%) Senior DevOps
4 6 (12.00%) Developer
4 6 (12.00%) Senior DevOps Engineer
5 5 (10.00%) Senior Infrastructure Engineer
5 5 (10.00%) Senior VMware Engineer
5 5 (10.00%) VMware Engineer
6 4 (8.00%) Consultant
6 4 (8.00%) Network Engineer
6 4 (8.00%) Platform Architect
6 4 (8.00%) Security Engineer
7 3 (6.00%) Administrator
7 3 (6.00%) Agile Developer
7 3 (6.00%) Agile Java Developer
7 3 (6.00%) C# Developer
7 3 (6.00%) Infrastructure Architect
7 3 (6.00%) Java Developer
8 2 (4.00%) Cloud Administrator
Libraries, Frameworks & Software Standards
1 8 (16.00%) OAuth
1 8 (16.00%) REST
2 7 (14.00%) Dropwizard
2 7 (14.00%) Guice
2 7 (14.00%) OAuth2
2 7 (14.00%) Ratpack
2 7 (14.00%) SOAP
3 6 (12.00%) .NET
4 5 (10.00%) AngularJS
4 5 (10.00%) HTML
4 5 (10.00%) Web Services
5 4 (8.00%) ASP.NET
5 4 (8.00%) CSS
5 4 (8.00%) HTML5
5 4 (8.00%) RESTful
6 3 (6.00%) Elastic Stack
6 3 (6.00%) Ember.js
6 3 (6.00%) LAPP Stack
6 3 (6.00%) WireMock
7 2 (4.00%) PySpark
Miscellaneous
1 9 (18.00%) Data Centre
2 6 (12.00%) Public Cloud
3 4 (8.00%) Analytical Skills
3 4 (8.00%) Clustering
4 3 (6.00%) Algorithms
4 3 (6.00%) Computer Science
4 3 (6.00%) Private Cloud
5 2 (4.00%) Client/Server
5 2 (4.00%) Foreign Exchange (FX)
5 2 (4.00%) Management Information System
5 2 (4.00%) Security Operations Centre
6 1 (2.00%) DataPower
6 1 (2.00%) Greenfield Project
6 1 (2.00%) Hybrid Cloud
6 1 (2.00%) Mainframe
6 1 (2.00%) Mobile App
6 1 (2.00%) Wiki
Operating Systems
1 25 (50.00%) Linux
2 9 (18.00%) Red Hat Enterprise Linux
3 7 (14.00%) Ubuntu
4 5 (10.00%) Unix
4 5 (10.00%) Windows
5 4 (8.00%) CoreOS
6 2 (4.00%) Android
6 2 (4.00%) Apple iOS
6 2 (4.00%) Windows Server
Processes & Methodologies
1 21 (42.00%) Agile Software Development
2 15 (30.00%) DevOps
3 11 (22.00%) Continuous Delivery
4 10 (20.00%) Software Engineering
5 7 (14.00%) Configuration Management
5 7 (14.00%) Domain-Driven Design
5 7 (14.00%) Load Balancing
5 7 (14.00%) OWASP
5 7 (14.00%) TDD
6 6 (12.00%) Continuous Integration
6 6 (12.00%) Stakeholder Management
7 5 (10.00%) Cybersecurity
8 4 (8.00%) CQRS
8 4 (8.00%) Data Encryption
8 4 (8.00%) Data Protection
8 4 (8.00%) Disk Encryption
8 4 (8.00%) Extreme Programming
8 4 (8.00%) Pair Programming
8 4 (8.00%) Refactoring
8 4 (8.00%) Test Automation
Programming Languages
1 15 (30.00%) Java
2 11 (22.00%) Python
3 7 (14.00%) Groovy
4 6 (12.00%) Scala
5 5 (10.00%) Bash Shell
5 5 (10.00%) C#
5 5 (10.00%) SQL
6 4 (8.00%) JavaScript
6 4 (8.00%) Ruby
7 3 (6.00%) ES6
7 3 (6.00%) TypeScript
8 2 (4.00%) COBOL
8 2 (4.00%) PowerShell
8 2 (4.00%) T-SQL
9 1 (2.00%) Go
Qualifications
1 5 (10.00%) Cisco Certification
2 4 (8.00%) CCNP
3 3 (6.00%) CCIE
3 3 (6.00%) CISSP
4 2 (4.00%) RHCE
5 1 (2.00%) CCIE Routing and Switching
5 1 (2.00%) CCNA
5 1 (2.00%) CCSP
5 1 (2.00%) Computer Science Degree
5 1 (2.00%) Degree
5 1 (2.00%) Security Cleared
Quality Assurance & Compliance
1 4 (8.00%) GDPR
2 2 (4.00%) AS 2805
2 2 (4.00%) HL7
2 2 (4.00%) ISO 8583
2 2 (4.00%) PCI DSS
3 1 (2.00%) ISO/IEC 27001
3 1 (2.00%) QA
System Software
1 9 (18.00%) Docker
2 7 (14.00%) Active Directory
2 7 (14.00%) vCloud
3 3 (6.00%) Apache Flume
3 3 (6.00%) Apache ZooKeeper
3 3 (6.00%) HDFS
4 2 (4.00%) VMware Infrastructure
5 1 (2.00%) Microsoft App-V
5 1 (2.00%) Virtual Servers
5 1 (2.00%) VMware ESXi
5 1 (2.00%) VMware Workstation
5 1 (2.00%) vSphere
Systems Management
1 12 (24.00%) Ansible
2 9 (18.00%) Puppet
3 7 (14.00%) Docker Swarm
4 6 (12.00%) Terraform
5 3 (6.00%) Hadoop YARN
5 3 (6.00%) Oozie
6 2 (4.00%) Control-M
6 2 (4.00%) Kibana
6 2 (4.00%) Kubernetes
6 2 (4.00%) logstash
6 2 (4.00%) Nagios
6 2 (4.00%) OPNET
7 1 (2.00%) Ambari
7 1 (2.00%) Apache Slider
7 1 (2.00%) Backup Exec
7 1 (2.00%) Cacti
7 1 (2.00%) HAProxy
7 1 (2.00%) SCCM
7 1 (2.00%) vCenter Server
Vendors
1 12 (24.00%) VMware
2 9 (18.00%) SaltStack
3 7 (14.00%) Cisco
4 6 (12.00%) Oracle
5 5 (10.00%) Microsoft
6 4 (8.00%) CheckPoint
6 4 (8.00%) F5
6 4 (8.00%) Palo Alto
7 3 (6.00%) Arista
7 3 (6.00%) Citrix
8 2 (4.00%) Blue Coat
8 2 (4.00%) Cloudera
8 2 (4.00%) HP
8 2 (4.00%) Juniper
8 2 (4.00%) Palantir
8 2 (4.00%) Riverbed
8 2 (4.00%) SolarWinds
9 1 (2.00%) Black Duck
9 1 (2.00%) Extreme Networks
9 1 (2.00%) MuleSoft