Period
to 22 January 2022

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 22 January 2022 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
22 Jan 2022
Same period 2021 Same period 2020
Rank 177 115 177
Rank change year-on-year -62 +62 +23
Contract jobs citing SSL 13 10 20
As % of all contract jobs advertised in the City of London 0.33% 0.48% 0.40%
As % of the Communications & Networking category 3.38% 3.85% 3.65%
Number of daily rates quoted 4 10 16
10th Percentile - £403 £438
25th Percentile £449 £425 £459
Median daily rate (50th Percentile) £498 £550 £600
Median % change year-on-year -9.55% -8.33% -2.04%
75th Percentile £560 £638 £675
90th Percentile £584 £653 -
Central London median daily rate £498 £550 £550
% change year-on-year -9.55% - -

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 385 260 548
As % of all contract IT jobs advertised in the City of London 9.70% 12.45% 11.01%
Number of daily rates quoted 305 209 418
10th Percentile £300 £238 £200
25th Percentile £450 £363 £313
Median daily rate (50th Percentile) £525 £500 £450
Median % change year-on-year +5.00% +11.11% +5.88%
75th Percentile £600 £556 £550
90th Percentile £700 £632 £675
Central London median daily rate £525 £500 £435
% change year-on-year +5.00% +14.94% +2.35%
Number of hourly rates quoted 8 4 12
10th Percentile £18.60 £22.65 £16.50
25th Percentile £21.00 £22.88 £18.15
Median hourly rate £28.00 £23.00 £19.75
Median % change year-on-year +21.74% +16.46% +5.61%
75th Percentile £41.69 £32.69 £23.25
90th Percentile £49.90 £50.13 £38.03
Central London median hourly rate £28.00 £23.00 £20.50
% change year-on-year +21.74% +12.20% +9.28%

SSL
Job Vacancy Trend in the City of London

Job postings citing SSL as a proportion 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

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

Daily rate trend for SSL in the City of London

SSL
Contractor Hourly Rate Trend in the City of London

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

Hourly rate trend for SSL in the City of London

For the 6 months to 22 January 2022, 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 City of London region with a requirement for SSL.

1 5 (38.46%) Java
1 5 (38.46%) OAuth
1 5 (38.46%) Jenkins
1 5 (38.46%) DevOps
1 5 (38.46%) Kubernetes
1 5 (38.46%) JWT
1 5 (38.46%) CI/CD
2 4 (30.77%) Confluence
2 4 (30.77%) Azure
2 4 (30.77%) AWS
2 4 (30.77%) WebLogic
2 4 (30.77%) Tomcat
2 4 (30.77%) DNS
2 4 (30.77%) Linux
2 4 (30.77%) IPsec
2 4 (30.77%) Finance
2 4 (30.77%) Degree
2 4 (30.77%) JIRA
3 3 (23.08%) Load Balancing
3 3 (23.08%) SC Cleared
3 3 (23.08%) Security Cleared
3 3 (23.08%) VMware
3 3 (23.08%) Agile Software Development
3 3 (23.08%) Business Intelligence
3 3 (23.08%) J2EE
3 3 (23.08%) Oracle
3 3 (23.08%) Oracle BI EE
3 3 (23.08%) TeamCity
3 3 (23.08%) Data Visualisation
3 3 (23.08%) Bitbucket

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 4 (30.77%) Confluence
1 4 (30.77%) Tomcat
1 4 (30.77%) WebLogic
2 2 (15.38%) nginx
2 2 (15.38%) OpenStack
3 1 (7.69%) Apache
3 1 (7.69%) JBoss
3 1 (7.69%) WebSphere
3 1 (7.69%) WebSphere Application Server
Applications
1 1 (7.69%) Microsoft Excel
1 1 (7.69%) Microsoft Office
Cloud Services
1 4 (30.77%) AWS
1 4 (30.77%) Azure
2 3 (23.08%) OpenShift
2 3 (23.08%) Power Platform
3 2 (15.38%) PaaS
Communications & Networking
1 4 (30.77%) DNS
1 4 (30.77%) IPsec
2 1 (7.69%) BGP
2 1 (7.69%) BIG-IP
2 1 (7.69%) DHCP
2 1 (7.69%) F5 BIG-IP GTM
2 1 (7.69%) F5 BIG-IP LTM
2 1 (7.69%) Firewall
2 1 (7.69%) HTTP
2 1 (7.69%) IPv4
2 1 (7.69%) IPv6
2 1 (7.69%) LAN
2 1 (7.69%) SD-WAN
2 1 (7.69%) Software-Defined Networking
2 1 (7.69%) TCP/IP
2 1 (7.69%) VPN
2 1 (7.69%) WAN
2 1 (7.69%) Wireless
2 1 (7.69%) WLAN
Database & Business Intelligence
1 3 (23.08%) Oracle BI EE
1 3 (23.08%) Oracle Database
1 3 (23.08%) Oracle ODI
1 3 (23.08%) Power BI
2 2 (15.38%) Couchbase
2 2 (15.38%) Hadoop
2 2 (15.38%) MongoDB
2 2 (15.38%) MySQL
2 2 (15.38%) PostgreSQL
Development Applications
1 5 (38.46%) Jenkins
2 4 (30.77%) JIRA
3 3 (23.08%) Artifactory
3 3 (23.08%) Bitbucket
3 3 (23.08%) TeamCity
4 2 (15.38%) Sonatype Nexus
5 1 (7.69%) Android Studio
5 1 (7.69%) Burp Suite
5 1 (7.69%) GDB
5 1 (7.69%) Git (software)
5 1 (7.69%) GitLab
5 1 (7.69%) Subversion
5 1 (7.69%) Xcode
General
1 4 (30.77%) Finance
2 2 (15.38%) Social Skills
3 1 (7.69%) Banking
3 1 (7.69%) Investment Banking
3 1 (7.69%) Publishing
Job Titles
1 3 (23.08%) Developer
1 3 (23.08%) DevOps Engineer
1 3 (23.08%) Oracle Developer
2 2 (15.38%) Architect
3 1 (7.69%) Administrator
3 1 (7.69%) Analyst
3 1 (7.69%) Applications Architect
3 1 (7.69%) Mobile Tester
3 1 (7.69%) Network Analyst
3 1 (7.69%) Network Operations Analyst
3 1 (7.69%) Operations Analyst
3 1 (7.69%) Penetration Tester
3 1 (7.69%) Server Administrator
3 1 (7.69%) Technical Architect
3 1 (7.69%) Tester
3 1 (7.69%) WebLogic Architect
3 1 (7.69%) WebSphere Administrator
3 1 (7.69%) WebSphere Application Server Administrator
Libraries, Frameworks & Software Standards
1 5 (38.46%) JWT
1 5 (38.46%) OAuth
2 3 (23.08%) J2EE
2 3 (23.08%) React
3 2 (15.38%) gRPC
3 2 (15.38%) Kafka
3 2 (15.38%) RabbitMQ
4 1 (7.69%) JDBC
4 1 (7.69%) JMS
4 1 (7.69%) Middleware
Miscellaneous
1 2 (15.38%) PKI
2 1 (7.69%) Clustering
2 1 (7.69%) Data Centre
2 1 (7.69%) Distributed Denial-of-Service
2 1 (7.69%) Embedded Systems
2 1 (7.69%) EMV
2 1 (7.69%) Greenfield Project
2 1 (7.69%) Mobile App
Operating Systems
1 4 (30.77%) Linux
2 2 (15.38%) Debian
2 2 (15.38%) Ubuntu
2 2 (15.38%) Windows
3 1 (7.69%) Android
3 1 (7.69%) Apple iOS
3 1 (7.69%) Mac OS
3 1 (7.69%) Windows Server 2008
Processes & Methodologies
1 5 (38.46%) CI/CD
1 5 (38.46%) DevOps
2 3 (23.08%) Agile Software Development
2 3 (23.08%) Business Intelligence
2 3 (23.08%) Data Visualisation
2 3 (23.08%) Load Balancing
2 3 (23.08%) Microservices
2 3 (23.08%) Visualisation
3 2 (15.38%) Data Protection
3 2 (15.38%) Database Security
3 2 (15.38%) Infrastructure Management
3 2 (15.38%) Key Management
3 2 (15.38%) Observability
3 2 (15.38%) SDLC
3 2 (15.38%) Test Automation
3 2 (15.38%) Validation
4 1 (7.69%) Application Security
4 1 (7.69%) Dynamic Application Security Testing
4 1 (7.69%) Static Application Security Testing
4 1 (7.69%) Task Automation
Programming Languages
1 5 (38.46%) Java
2 2 (15.38%) Python
3 1 (7.69%) Apple Swift
3 1 (7.69%) Bash
3 1 (7.69%) Kotlin
3 1 (7.69%) Objective-C
3 1 (7.69%) Shell Script
Qualifications
1 4 (30.77%) Degree
2 3 (23.08%) SC Cleared
2 3 (23.08%) Security Cleared
3 1 (7.69%) CEH
3 1 (7.69%) Computer Science Degree
3 1 (7.69%) CREST Certified
3 1 (7.69%) ITIL Foundation Certificate
3 1 (7.69%) OSCP
System Software
1 2 (15.38%) vCloud
2 1 (7.69%) IAG
2 1 (7.69%) VMware ESXi
2 1 (7.69%) VMware Infrastructure
2 1 (7.69%) VMware NSX
Systems Management
1 5 (38.46%) Kubernetes
2 3 (23.08%) Ansible
3 2 (15.38%) Consul
3 2 (15.38%) Fluentd
3 2 (15.38%) Grafana
3 2 (15.38%) HAProxy
3 2 (15.38%) Prometheus
3 2 (15.38%) Terraform
3 2 (15.38%) ZABBIX
4 1 (7.69%) BMC PATROL
Vendors
1 3 (23.08%) Oracle
1 3 (23.08%) VMware
2 2 (15.38%) CA
2 2 (15.38%) Cisco
2 2 (15.38%) CyberArk
2 2 (15.38%) F5
2 2 (15.38%) Red Hat
2 2 (15.38%) Sonatype
3 1 (7.69%) Arista
3 1 (7.69%) Dynatrace
3 1 (7.69%) Infoblox
3 1 (7.69%) Microsoft