Period
to 29 September 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 29 September 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
29 Sep 2020
Same period 2019 Same period 2018
Rank 254 450 333
Rank change year-on-year +196 -117 +21
Contract jobs citing SSL 96 117 328
As % of all contract jobs advertised in London 0.71% 0.31% 0.72%
As % of the Communications & Networking category 6.24% 2.94% 6.15%
Number of daily rates quoted 69 90 233
Median daily rate £550 £550 £550
Median daily rate % change year-on-year - +0.09% +5.27%
10th Percentile £395 £406 £370
90th Percentile £713 £725 £675
England median daily rate £511 £500 £488
% change year-on-year +2.10% +2.56% -2.50%
Number of hourly rates quoted 0 2 0
Median hourly rate - £53.75 -
England median hourly rate £40.00 £25.12 £26.00
% change year-on-year +59.24% -3.38% -16.13%

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 1,538 3,978 5,337
As % of all contract IT jobs advertised in London 11.43% 10.53% 11.73%
Number of daily rates quoted 962 2,687 3,704
Median daily rate £464 £463 £460
Median daily rate % change year-on-year +0.27% +0.54% +2.22%
10th Percentile £263 £204 £200
90th Percentile £650 £650 £638
England median daily rate £438 £425 £425
% change year-on-year +2.94% - +4.94%
Number of hourly rates quoted 36 108 134
Median hourly rate £35.00 £22.25 £20.00
Median hourly rate % change year-on-year +57.30% +11.25% +3.90%
10th Percentile £20.25 £14.00 £13.23
90th Percentile £57.25 £53.75 £53.99
Median hourly rate £35.00 £25.50 £20.00
% change year-on-year +37.25% +27.50% +8.11%

SSL
Job Vacancy Trend in London

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

Job vacancy trend for SSL in London

SSL
Contractor Daily Rate Trend in London

3-month moving average daily rate quoted in jobs citing SSL in London.

Daily rate trend for SSL in London

SSL
Daily Rate Histogram in London

Daily rate distribution for jobs citing SSL in London over the 6 months to 29 September 2020.

Daily rate histogram for SSL in London

SSL
Contractor Hourly Rate Trend in London

3-month moving average hourly rates quoted in jobs citing SSL in London.

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 29 September 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 +126 14 £630 +14.55% 1
South London - 4 £450 -
West London - 4 £630 -
East London - 2 £675 -
SSL
England

For the 6 months to 29 September 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 53 (55.21%) Agile Software Development
2 51 (53.13%) Java
3 48 (50.00%) AWS
4 44 (45.83%) Docker
4 44 (45.83%) Kubernetes
5 42 (43.75%) SQL
6 37 (38.54%) Azure
7 36 (37.50%) HTTPS
8 35 (36.46%) GCP
9 34 (35.42%) DNS
10 33 (34.38%) HTTP
11 32 (33.33%) Spring
12 31 (32.29%) Continuous Integration
13 30 (31.25%) DevOps
14 29 (30.21%) Apache Spark
14 29 (30.21%) Firewall
14 29 (30.21%) Finance
15 28 (29.17%) JAAS
15 28 (29.17%) Spring Security
15 28 (29.17%) Microservices
16 27 (28.13%) Software Engineering
17 26 (27.08%) AOP
17 26 (27.08%) Dependency Injection
17 26 (27.08%) NoSQL
17 26 (27.08%) Kafka
18 25 (26.04%) Guice
18 25 (26.04%) Test Automation
18 25 (26.04%) Windows
19 24 (25.00%) Scala
19 24 (25.00%) SDLC

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 29 (30.21%) Apache Spark
2 19 (19.79%) Tomcat
3 18 (18.75%) Apache
4 12 (12.50%) Apache Solr
5 8 (8.33%) Confluence
6 6 (6.25%) WebSphere
7 4 (4.17%) IIS
7 4 (4.17%) WebSphere Application Server
8 3 (3.13%) nginx
8 3 (3.13%) SAS
9 2 (2.08%) Cloud Foundry
9 2 (2.08%) Elasticsearch
9 2 (2.08%) IBM HTTP Server
9 2 (2.08%) JBoss
9 2 (2.08%) Jetty
9 2 (2.08%) Mongrel
10 1 (1.04%) Mule
10 1 (1.04%) OpenStack
10 1 (1.04%) SharePoint
10 1 (1.04%) WebLogic
Business Applications
1 1 (1.04%) Dynamics GP
Cloud Services
1 48 (50.00%) AWS
2 37 (38.54%) Azure
3 35 (36.46%) GCP
4 15 (15.63%) SaaS
5 6 (6.25%) Amazon EC2
5 6 (6.25%) PaaS
6 4 (4.17%) Slack
6 4 (4.17%) Virtual Private Cloud
7 3 (3.13%) GitHub
8 2 (2.08%) Amazon GuardDuty
8 2 (2.08%) Azure Active Directory
8 2 (2.08%) Cloud Computing
8 2 (2.08%) Google App Engine
8 2 (2.08%) Office 365
8 2 (2.08%) OneDrive
9 1 (1.04%) Amazon ECS
9 1 (1.04%) Amazon S3
9 1 (1.04%) AWS CodeCommit
9 1 (1.04%) Google Analytics
9 1 (1.04%) Logic Apps
Communications & Networking
1 36 (37.50%) HTTPS
2 34 (35.42%) DNS
3 33 (34.38%) HTTP
4 29 (30.21%) Firewall
5 14 (14.58%) TCP/IP
6 10 (10.42%) VPN
7 8 (8.33%) Internet
7 8 (8.33%) IPsec
7 8 (8.33%) SAN
8 7 (7.29%) BGP
8 7 (7.29%) EIGRP
9 6 (6.25%) DHCP
9 6 (6.25%) F5 BIG-IP LTM
9 6 (6.25%) HSRP
9 6 (6.25%) MPLS
9 6 (6.25%) Network Security
9 6 (6.25%) S/MIME
9 6 (6.25%) SNMP
10 5 (5.21%) Cisco ISE
10 5 (5.21%) Reverse Proxy
Database & Business Intelligence
1 26 (27.08%) NoSQL
2 15 (15.63%) SQL Server
3 13 (13.54%) SQL Server 2016
4 6 (6.25%) Hadoop
5 5 (5.21%) PostgreSQL
5 5 (5.21%) Relational Database
6 4 (4.17%) Big Data
7 3 (3.13%) Apache Hive
7 3 (3.13%) DataStage
7 3 (3.13%) HBase
7 3 (3.13%) MySQL
8 2 (2.08%) Amazon RDS
8 2 (2.08%) Data Warehouse
8 2 (2.08%) MariaDB
8 2 (2.08%) RDBMS
9 1 (1.04%) MongoDB
9 1 (1.04%) Power BI
9 1 (1.04%) Sqoop
Development Applications
1 16 (16.67%) Jenkins
2 11 (11.46%) Git (software)
2 11 (11.46%) Sonatype Nexus
3 7 (7.29%) JIRA
4 5 (5.21%) Maven
5 2 (2.08%) Gatling
5 2 (2.08%) JUnit
5 2 (2.08%) Selenium
5 2 (2.08%) SoapUI
5 2 (2.08%) Travis CI
6 1 (1.04%) Artifactory
6 1 (1.04%) Bitbucket
6 1 (1.04%) Cucumber
6 1 (1.04%) Geb
6 1 (1.04%) GitLab
6 1 (1.04%) Gradle
6 1 (1.04%) Hudson
6 1 (1.04%) Mockito
6 1 (1.04%) Octopus Deploy
6 1 (1.04%) Spock
General
1 29 (30.21%) Finance
2 11 (11.46%) Banking
3 5 (5.21%) Financial Institution
3 5 (5.21%) Public Sector
4 1 (1.04%) Investment Banking
4 1 (1.04%) Legal
4 1 (1.04%) Marketing
4 1 (1.04%) Pharmaceutical
4 1 (1.04%) Telecoms
Job Titles
1 29 (30.21%) Developer
2 27 (28.13%) Java Developer
3 19 (19.79%) DevOps Engineer
4 9 (9.38%) Architect
5 7 (7.29%) Security Architect
6 6 (6.25%) Applications Architect
7 5 (5.21%) Analyst
7 5 (5.21%) Network Engineer
8 4 (4.17%) Applications Support
8 4 (4.17%) Check Point Analyst
8 4 (4.17%) Consultant
8 4 (4.17%) Linux/Unix DevOps
8 4 (4.17%) Network Analyst
9 3 (3.13%) Azure DevOps Engineer
9 3 (3.13%) Azure Engineer
9 3 (3.13%) Linux DevOps Engineer
9 3 (3.13%) Linux Infrastructure Engineer
9 3 (3.13%) Senior DevOps
9 3 (3.13%) Senior DevOps Engineer
9 3 (3.13%) Site Reliability Engineer
Libraries, Frameworks & Software Standards
1 32 (33.33%) Spring
2 28 (29.17%) JAAS
2 28 (29.17%) Spring Security
3 26 (27.08%) Kafka
4 25 (26.04%) Guice
5 23 (23.96%) RESTful
6 13 (13.54%) RabbitMQ
7 10 (10.42%) LDAP
8 7 (7.29%) YAML
9 6 (6.25%) Middleware
9 6 (6.25%) OAuth
10 5 (5.21%) REST
11 4 (4.17%) .NET
11 4 (4.17%) SAML
11 4 (4.17%) SOAP
12 3 (3.13%) JSON
12 3 (3.13%) Spring Boot
12 3 (3.13%) Web Services
13 2 (2.08%) .NET Core
13 2 (2.08%) WireMock
Miscellaneous
1 11 (11.46%) Data Centre
2 9 (9.38%) PKI
2 9 (9.38%) Virtual Team
3 5 (5.21%) Algorithms
3 5 (5.21%) Self-Motivation
4 4 (4.17%) Analytical Skills
4 4 (4.17%) Hybrid Cloud
5 2 (2.08%) DataPower
5 2 (2.08%) Linux Command Line
5 2 (2.08%) Management Information System
6 1 (1.04%) CMDB
6 1 (1.04%) Distributed Denial-of-Service
6 1 (1.04%) Enterprise Cloud
6 1 (1.04%) Enterprise Software
6 1 (1.04%) FMCG
6 1 (1.04%) Mobile App
6 1 (1.04%) NHS
6 1 (1.04%) Video Conferencing
Operating Systems
1 25 (26.04%) Windows
2 18 (18.75%) Linux
3 14 (14.58%) Windows Server
3 14 (14.58%) Windows Server 2016
4 4 (4.17%) CentOS
4 4 (4.17%) Debian
4 4 (4.17%) Ubuntu
5 2 (2.08%) Windows 10
6 1 (1.04%) Solaris
6 1 (1.04%) SUSE
6 1 (1.04%) Windows Server 2008
6 1 (1.04%) Windows Server 2012
Processes & Methodologies
1 53 (55.21%) Agile Software Development
2 31 (32.29%) Continuous Integration
3 30 (31.25%) DevOps
4 28 (29.17%) Microservices
5 27 (28.13%) Software Engineering
6 26 (27.08%) AOP
6 26 (27.08%) Dependency Injection
7 25 (26.04%) Test Automation
8 24 (25.00%) SDLC
9 21 (21.88%) Continuous Delivery
10 17 (17.71%) Performance Tuning
11 16 (16.67%) Cybersecurity
11 16 (16.67%) ITIL
12 15 (15.63%) Problem-Solving
13 14 (14.58%) Computer Science
14 13 (13.54%) Mathematics
14 13 (13.54%) Technical Architecture
14 13 (13.54%) Web Application Development
15 11 (11.46%) Continuous Improvement
15 11 (11.46%) Deployment Automation
Programming Languages
1 51 (53.13%) Java
2 42 (43.75%) SQL
3 24 (25.00%) Scala
4 23 (23.96%) Java 8
4 23 (23.96%) Python
5 20 (20.83%) Kotlin
6 16 (16.67%) PowerShell
7 9 (9.38%) Shell Script
8 8 (8.33%) Ruby
9 4 (4.17%) Bash Shell
10 3 (3.13%) R
11 2 (2.08%) Perl
11 2 (2.08%) PHP
12 1 (1.04%) Apex Code
12 1 (1.04%) C#
12 1 (1.04%) ES6
12 1 (1.04%) JavaScript
12 1 (1.04%) T-SQL
12 1 (1.04%) TypeScript
12 1 (1.04%) VBA
Qualifications
1 7 (7.29%) SC Cleared
1 7 (7.29%) Security Cleared
2 5 (5.21%) Cisco Certification
3 3 (3.13%) CCIE
3 3 (3.13%) MCSE
3 3 (3.13%) Microsoft Certification
4 2 (2.08%) CCNP
4 2 (2.08%) Degree
5 1 (1.04%) CCNA
5 1 (1.04%) CCSA
5 1 (1.04%) CCSP
5 1 (1.04%) CISSP
5 1 (1.04%) Citrix Certification
5 1 (1.04%) DV Cleared
5 1 (1.04%) LPIC
5 1 (1.04%) MCP
5 1 (1.04%) MCSA
Quality Assurance & Compliance
1 15 (15.63%) ISO/IEC 27001
2 14 (14.58%) GDPR
3 13 (13.54%) Cyber Essentials
3 13 (13.54%) HIPAA
4 6 (6.25%) SLA
5 2 (2.08%) NCSC
6 1 (1.04%) ISO/IEC 20000
6 1 (1.04%) NIST
6 1 (1.04%) NIST 800
6 1 (1.04%) PCI DSS
6 1 (1.04%) WCAG
System Software
1 44 (45.83%) Docker
2 13 (13.54%) Active Directory
3 5 (5.21%) VMware Infrastructure
4 2 (2.08%) HDFS
4 2 (2.08%) Xen
5 1 (1.04%) BitLocker
5 1 (1.04%) PowerDNS
5 1 (1.04%) ProxySG
5 1 (1.04%) vCloud
5 1 (1.04%) XenDesktop
Systems Management
1 44 (45.83%) Kubernetes
2 23 (23.96%) Puppet
3 21 (21.88%) Ansible
3 21 (21.88%) Prometheus
3 21 (21.88%) Zipkin
4 14 (14.58%) Opscode Chef
5 7 (7.29%) Terraform
6 4 (4.17%) Single Sign-On
7 3 (3.13%) Packer
8 2 (2.08%) Consul
8 2 (2.08%) Hadoop YARN
8 2 (2.08%) SCCM
9 1 (1.04%) Ambari
9 1 (1.04%) BladeLogic
9 1 (1.04%) Cisco Prime
9 1 (1.04%) ITRS Geneos
9 1 (1.04%) Kibana
9 1 (1.04%) Nagios
9 1 (1.04%) Oozie
9 1 (1.04%) SCOM
Vendors
1 17 (17.71%) Splunk
2 11 (11.46%) Cisco
3 10 (10.42%) F5
4 8 (8.33%) CheckPoint
4 8 (8.33%) VMware
5 6 (6.25%) Fortinet
5 6 (6.25%) LogicMonitor
5 6 (6.25%) Palo Alto
5 6 (6.25%) Veracode
6 5 (5.21%) Citrix
6 5 (5.21%) Juniper
6 5 (5.21%) Meraki
7 4 (4.17%) Google
7 4 (4.17%) Microsoft
8 3 (3.13%) AppDynamics
8 3 (3.13%) Cloudera
8 3 (3.13%) Databricks
8 3 (3.13%) Hortonworks
8 3 (3.13%) IBM
8 3 (3.13%) Sophos