Period
to 23 February 2020

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 23 February 2020 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
23 Feb 2020
Same period 2019 Same period 2018
Rank 350 324 308
Rank change year-on-year -26 -16 -1
Contract jobs citing SSL 134 322 368
As % of all contract IT jobs advertised in London 0.48% 0.74% 0.78%
As % of the Communications & Networking category 4.38% 7.02% 6.92%
Number of daily rates quoted 94 203 268
London median daily rate £563 £550 £550
Median daily rate % change year-on-year +2.27% +0.05% +22.17%
10th Percentile £364 £413 £313
90th Percentile £734 £675 £700
England median daily rate £523 £500 £520
% change year-on-year +4.50% -3.85% +18.86%
Number of hourly rates quoted 0 0 1
London median hourly rate - - £35.00
England median hourly rate £22.50 £25.67 £33.00
% change year-on-year -12.35% -22.21% +123.73%

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 3,059 4,585 5,319
As % of all contract IT jobs advertised in London 10.92% 10.49% 11.33%
Number of daily rates quoted 2,101 3,114 3,685
London median daily rate £440 £475 £450
Median daily rate % change year-on-year -7.37% +5.56% -
10th Percentile £192 £205 £213
90th Percentile £650 £650 £625
England median daily rate £414 £425 £413
% change year-on-year -2.59% +3.03% +0.61%
Number of hourly rates quoted 87 107 156
London median hourly rate £20.00 £25.00 £20.26
Median hourly rate % change year-on-year -20.00% +23.40% -1.17%
10th Percentile £14.50 £13.00 £12.75
90th Percentile £49.25 £53.75 £47.83
England median hourly rate £21.00 £18.70 £20.04
% change year-on-year +12.30% -6.69% -6.79%

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 23 February 2020.

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 23 February 2020. 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 +28 30 £625 +19.05% 8
West London +36 5 £395 -3.07% 4
East London +56 3 £450 -35.71% 2
South London +24 1 - - 1
SSL
England

For the 6 months to 23 February 2020, 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 51 (38.06%) Firewall
2 50 (37.31%) Agile Software Development
3 47 (35.07%) HTTP
4 46 (34.33%) TCP/IP
4 46 (34.33%) DNS
4 46 (34.33%) Java
5 45 (33.58%) DevOps
6 34 (25.37%) Git (software)
6 34 (25.37%) JavaScript
7 33 (24.63%) AWS
8 31 (23.13%) Linux
9 30 (22.39%) IPsec
10 28 (20.90%) Python
10 28 (20.90%) Jenkins
11 27 (20.15%) Kubernetes
11 27 (20.15%) VPN
12 26 (19.40%) SOAP
12 26 (19.40%) Docker
12 26 (19.40%) Terraform
12 26 (19.40%) REST
13 25 (18.66%) Cisco
14 24 (17.91%) Continuous Integration
14 24 (17.91%) Network Security
14 24 (17.91%) Microservices
15 23 (17.16%) XML
15 23 (17.16%) Problem-Solving
16 21 (15.67%) Bash Shell
16 21 (15.67%) OAuth
17 20 (14.93%) Azure
17 20 (14.93%) SAML

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 19 (14.18%) Elasticsearch
2 14 (10.45%) Apache
3 11 (8.21%) IIS
3 11 (8.21%) Tomcat
4 7 (5.22%) SharePoint
4 7 (5.22%) SharePoint 2010
4 7 (5.22%) SharePoint 2013
4 7 (5.22%) WebLogic
4 7 (5.22%) WebSphere
5 5 (3.73%) Apache Spark
5 5 (3.73%) Confluence
6 4 (2.99%) JBoss
7 3 (2.24%) WebSphere Application Server
8 2 (1.49%) nginx
9 1 (0.75%) Apache Solr
9 1 (0.75%) IBM HTTP Server
9 1 (0.75%) JCAPS
9 1 (0.75%) Oracle SOA Suite
9 1 (0.75%) SAS
Business Applications
1 2 (1.49%) RMDS
2 1 (0.75%) Magento
2 1 (0.75%) Shopify
Cloud Services
1 33 (24.63%) AWS
2 20 (14.93%) Azure
3 13 (9.70%) GitHub
4 12 (8.96%) PaaS
5 10 (7.46%) Amazon EKS
5 10 (7.46%) Route 53
6 8 (5.97%) Amazon SQS
7 3 (2.24%) GCP
7 3 (2.24%) Google Analytics
8 2 (1.49%) Amazon S3
8 2 (1.49%) Cloud Computing
8 2 (1.49%) IaaS
8 2 (1.49%) OpenShift
8 2 (1.49%) SaaS
9 1 (0.75%) Amazon EC2
9 1 (0.75%) Apigee
9 1 (0.75%) AWS CloudFormation
9 1 (0.75%) Heroku
9 1 (0.75%) Office 365
9 1 (0.75%) Sumo Logic
Communications & Networking
1 51 (38.06%) Firewall
2 47 (35.07%) HTTP
3 46 (34.33%) DNS
3 46 (34.33%) TCP/IP
4 30 (22.39%) IPsec
5 27 (20.15%) VPN
6 24 (17.91%) Network Security
7 18 (13.43%) Internet
8 14 (10.45%) BGP
9 13 (9.70%) FTP
9 13 (9.70%) Kerberos
10 12 (8.96%) OSPF
11 9 (6.72%) DHCP
11 9 (6.72%) DMZ
11 9 (6.72%) HTTPS
12 7 (5.22%) SNMP
13 6 (4.48%) EIGRP
13 6 (4.48%) MPLS
13 6 (4.48%) SMTP
14 5 (3.73%) Reverse Proxy
Database & Business Intelligence
1 14 (10.45%) PostgreSQL
2 11 (8.21%) MongoDB
3 10 (7.46%) Redis
4 6 (4.48%) Hadoop
4 6 (4.48%) SQL Server
5 5 (3.73%) Apache Hive
5 5 (3.73%) Relational Database
6 4 (2.99%) HBase
7 3 (2.24%) Apache Cassandra
7 3 (2.24%) Azure SQL Database
7 3 (2.24%) Big Data
7 3 (2.24%) Cosmos DB
7 3 (2.24%) RDBMS
7 3 (2.24%) Sqoop
8 2 (1.49%) SQL Server Integration Services
9 1 (0.75%) Cloudera CDH
9 1 (0.75%) Data Lake
9 1 (0.75%) Data Mining
9 1 (0.75%) Data Warehouse
9 1 (0.75%) MySQL
Development Applications
1 34 (25.37%) Git (software)
2 28 (20.90%) Jenkins
3 12 (8.96%) Gatling
4 11 (8.21%) Gradle
5 10 (7.46%) GitLab
5 10 (7.46%) JIRA
6 9 (6.72%) Geb
6 9 (6.72%) Spock
7 7 (5.22%) JUnit
7 7 (5.22%) Selenium
8 6 (4.48%) Bitbucket
9 4 (2.99%) Maven
9 4 (2.99%) TeamCity
10 3 (2.24%) Cucumber
10 3 (2.24%) gulp
10 3 (2.24%) Subversion
10 3 (2.24%) Team Foundation Server
10 3 (2.24%) WebDriver
11 2 (1.49%) Octopus Deploy
11 2 (1.49%) SoapUI
General
1 17 (12.69%) Public Sector
2 15 (11.19%) Finance
3 7 (5.22%) Banking
4 4 (2.99%) Marketing
4 4 (2.99%) Telecoms
5 2 (1.49%) Games
5 2 (1.49%) Pharmaceutical
6 1 (0.75%) French Language
6 1 (0.75%) Front Office
6 1 (0.75%) German Language
6 1 (0.75%) Legal
6 1 (0.75%) Military
Job Titles
1 27 (20.15%) Developer
2 18 (13.43%) Network Engineer
3 15 (11.19%) Architect
4 14 (10.45%) Cloud Engineer
4 14 (10.45%) Java Developer
4 14 (10.45%) Security Engineer
5 10 (7.46%) Consultant
6 9 (6.72%) DevOps Engineer
6 9 (6.72%) DevSecOps Engineer
6 9 (6.72%) Infrastructure Architect
7 8 (5.97%) Agile Developer
7 8 (5.97%) Agile Java Developer
8 7 (5.22%) Administrator
8 7 (5.22%) Platform Engineer
8 7 (5.22%) SharePoint Consultant
9 4 (2.99%) Lead Developer
9 4 (2.99%) Network Architect
9 4 (2.99%) Network Security Engineer
9 4 (2.99%) Security Consultant
9 4 (2.99%) Web Engineer
Libraries, Frameworks & Software Standards
1 26 (19.40%) REST
1 26 (19.40%) SOAP
2 23 (17.16%) XML
3 21 (15.67%) OAuth
4 20 (14.93%) SAML
5 17 (12.69%) Spring
6 16 (11.94%) AngularJS
6 16 (11.94%) LDAP
7 15 (11.19%) Kafka
7 15 (11.19%) OAuth2
8 14 (10.45%) Spring Boot
9 13 (9.70%) HTML
9 13 (9.70%) XSLT
10 11 (8.21%) CSS
11 10 (7.46%) Dropwizard
11 10 (7.46%) Elastic Stack
11 10 (7.46%) Guice
11 10 (7.46%) JSON
11 10 (7.46%) Ratpack
12 9 (6.72%) HTML5
Miscellaneous
1 19 (14.18%) Data Centre
2 16 (11.94%) PKI
3 12 (8.96%) Analytical Skills
4 4 (2.99%) Algorithms
4 4 (2.99%) DataPower
5 3 (2.24%) Foreign Exchange (FX)
5 3 (2.24%) Management Information System
6 2 (1.49%) Greenfield Project
6 2 (1.49%) Linux Command Line
6 2 (1.49%) Mobile App
6 2 (1.49%) Public Cloud
6 2 (1.49%) Virtual Team
7 1 (0.75%) Client/Server
7 1 (0.75%) Clustering
7 1 (0.75%) Driving Licence
7 1 (0.75%) NHS
7 1 (0.75%) Online Banking
7 1 (0.75%) Renewable Energy
7 1 (0.75%) Self-Motivation
Operating Systems
1 31 (23.13%) Linux
2 16 (11.94%) Windows
3 11 (8.21%) Unix
4 5 (3.73%) Windows Server
5 3 (2.24%) Windows Server 2003
6 2 (1.49%) Mac OS
6 2 (1.49%) Red Hat Enterprise Linux
6 2 (1.49%) Windows Server 2008
7 1 (0.75%) AIX
7 1 (0.75%) Android
7 1 (0.75%) FreeBSD
7 1 (0.75%) VMS
7 1 (0.75%) Windows 10
7 1 (0.75%) Windows 7
Processes & Methodologies
1 50 (37.31%) Agile Software Development
2 45 (33.58%) DevOps
3 24 (17.91%) Continuous Integration
3 24 (17.91%) Microservices
4 23 (17.16%) Problem-Solving
5 19 (14.18%) Migration
5 19 (14.18%) Open Source
6 18 (13.43%) Load Balancing
7 15 (11.19%) High Availability
7 15 (11.19%) SIEM
8 12 (8.96%) Infrastructure as Code
8 12 (8.96%) Server Management
8 12 (8.96%) Software Engineering
9 11 (8.21%) Compliance Management
9 11 (8.21%) Data Protection
9 11 (8.21%) DevSecOps
10 10 (7.46%) BDD
10 10 (7.46%) Continuous Delivery
10 10 (7.46%) Domain-Driven Design
10 10 (7.46%) Protective Monitoring
Programming Languages
1 46 (34.33%) Java
2 34 (25.37%) JavaScript
3 28 (20.90%) Python
4 21 (15.67%) Bash Shell
5 18 (13.43%) Ruby
6 17 (12.69%) SQL
7 13 (9.70%) C#
7 13 (9.70%) TypeScript
8 12 (8.96%) Go
9 11 (8.21%) Java 8
9 11 (8.21%) PowerShell
9 11 (8.21%) Shell Script
10 4 (2.99%) Haskell
10 4 (2.99%) PL/SQL
10 4 (2.99%) Scala
11 3 (2.24%) PHP
11 3 (2.24%) VB.NET
12 2 (1.49%) ES6
12 2 (1.49%) Perl
13 1 (0.75%) R
Qualifications
1 17 (12.69%) Security Cleared
2 15 (11.19%) Cisco Certification
3 14 (10.45%) SC Cleared
4 12 (8.96%) CCNP
5 5 (3.73%) Degree
5 5 (3.73%) ITIL Certification
6 4 (2.99%) CISSP
7 3 (2.24%) BC Cleared
7 3 (2.24%) BPSS Clearance
7 3 (2.24%) DBS Check
7 3 (2.24%) DV Cleared
8 2 (1.49%) CCIE
8 2 (1.49%) Computer Science Degree
9 1 (0.75%) CCSP
9 1 (0.75%) CISA
9 1 (0.75%) CISM
9 1 (0.75%) GSEC
9 1 (0.75%) SAP Certification
9 1 (0.75%) Sun Certification
Quality Assurance & Compliance
1 9 (6.72%) SLA
1 9 (6.72%) SSAE 16
2 4 (2.99%) QA
3 3 (2.24%) ISO/IEC 20000
3 3 (2.24%) WCAG
4 1 (0.75%) Data Quality
4 1 (0.75%) Disclosure Scotland
4 1 (0.75%) HL7
4 1 (0.75%) ISO/IEC 27001
4 1 (0.75%) PSD2
System Software
1 26 (19.40%) Docker
2 10 (7.46%) Active Directory
3 5 (3.73%) HDFS
4 4 (2.99%) Virtual Machines
5 3 (2.24%) VMware Infrastructure
6 2 (1.49%) Firmware
6 2 (1.49%) NFS
6 2 (1.49%) OpenAM
6 2 (1.49%) OpenDJ
6 2 (1.49%) OpenIDM
7 1 (0.75%) VMware ESXi
7 1 (0.75%) VMware NSX
Systems Management
1 27 (20.15%) Kubernetes
2 26 (19.40%) Terraform
3 18 (13.43%) Single Sign-On
4 15 (11.19%) Opscode Chef
5 11 (8.21%) Ansible
6 10 (7.46%) Docker Swarm
6 10 (7.46%) Puppet
7 7 (5.22%) Prometheus
8 5 (3.73%) Kibana
9 4 (2.99%) Hadoop YARN
10 3 (2.24%) Ambari
10 3 (2.24%) Grafana
10 3 (2.24%) Oozie
10 3 (2.24%) Salt
11 2 (1.49%) BladeLogic
11 2 (1.49%) logstash
12 1 (0.75%) SCOM
12 1 (0.75%) SELinux
12 1 (0.75%) Symantec Endpoint Protection
12 1 (0.75%) Tivoli
Vendors
1 25 (18.66%) Cisco
2 12 (8.96%) F5
2 12 (8.96%) Palo Alto
3 11 (8.21%) Oracle
4 10 (7.46%) Lets Encrypt
5 8 (5.97%) Google
6 7 (5.22%) Microsoft
7 6 (4.48%) Aruba
8 5 (3.73%) Fortinet
8 5 (3.73%) Juniper
8 5 (3.73%) Salesforce.com
8 5 (3.73%) Splunk
9 4 (2.99%) Cloudera
9 4 (2.99%) CyberArk
9 4 (2.99%) Hortonworks
9 4 (2.99%) IBM
9 4 (2.99%) SAP
10 3 (2.24%) MuleSoft
10 3 (2.24%) Salesforce Marketing Cloud
10 3 (2.24%) Xamarin