Period
to 20 November 2018

The table below looks at the prevalence of the term Distributed Denial-of-Service in permanent job vacancies advertised in the City of London. Included is a benchmarking guide to the salaries offered in vacancies that have cited Distributed Denial-of-Service over the 6 months to 20 November 2018 with a comparison to the same period over the previous 2 years.

Distributed Denial-of-Service (DDoS)
Central London > City of London
6 months to
20 Nov 2018
Same period 2017 Same period 2016
Rank 341 316 323
Rank change year-on-year -25 +7 +89
Permanent jobs citing Distributed Denial-of-Service 4 4 27
As % of all permanent IT jobs advertised in the City of London 0.036% 0.039% 0.23%
As % of the Miscellaneous category 0.073% 0.081% 0.49%
Number of salaries quoted 4 3 27
City of London median annual salary £76,750 £57,500 £55,000
Median salary % change year-on-year +33.48% +4.55% -42.11%
10th Percentile £68,100 £56,250 £47,500
90th Percentile £101,775 £68,750 £90,000
Central London median annual salary £76,750 £67,500 £55,000
% change year-on-year +13.70% +22.73% -8.33%

Distributed Denial-of-Service is in the Generic IT Skills category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in the City of London with a requirement for generic IT skills.

All Generic IT Skills
City of London
Permanent vacancies with a requirement for generic IT skills 5,504 4,939 5,497
As % of all permanent IT jobs advertised in the City of London 49.22% 48.34% 47.67%
Number of salaries quoted 4,936 4,412 4,992
City of London median annual salary £65,000 £60,000 £57,500
Median salary % change year-on-year +8.33% +4.35% -
10th Percentile £37,500 £33,750 £33,500
90th Percentile £95,000 £96,250 £90,000
Central London median annual salary £65,000 £60,000 £57,500
% change year-on-year +8.33% +4.35% -

Distributed Denial-of-Service
Job Vacancy Trend in the City of London

Job postings citing Distributed Denial-of-Service as a percentage of all IT jobs advertised in the City of London.

Job vacancy trend for Distributed Denial-of-Service in the City of London

Distributed Denial-of-Service
Salary Trend in the City of London

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing Distributed Denial-of-Service in the City of London.

Salary trend for Distributed Denial-of-Service in the City of London

Distributed Denial-of-Service
Salary Histogram in the City of London

The salary distribution of IT jobs citing Distributed Denial-of-Service in the City of London over the 6 months to 20 November 2018.

Salary histogram for Distributed Denial-of-Service in the City of London

For the 6 months to 20 November 2018, IT jobs citing Distributed Denial-of-Service also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all permanent job ads across the City of London region with a requirement for Distributed Denial-of-Service.

1 4 (100.00%) Firewall
1 4 (100.00%) DDoS Mitigation
2 2 (50.00%) Data Centre
2 2 (50.00%) Presales
2 2 (50.00%) DMVPN
2 2 (50.00%) Financial Analysis
2 2 (50.00%) Unified Communications
2 2 (50.00%) Blue Coat
2 2 (50.00%) IT Governance
2 2 (50.00%) Technical Architecture
2 2 (50.00%) Degree
2 2 (50.00%) Telecoms
2 2 (50.00%) Finance
2 2 (50.00%) WAN
2 2 (50.00%) Cisco Certification
2 2 (50.00%) CCVP
2 2 (50.00%) Service Management
2 2 (50.00%) SQL
2 2 (50.00%) T-SQL
2 2 (50.00%) SSL
2 2 (50.00%) Cisco
2 2 (50.00%) CCNP
2 2 (50.00%) CCNA
2 2 (50.00%) CheckPoint
2 2 (50.00%) Internet
2 2 (50.00%) MPLS
2 2 (50.00%) EIGRP
2 2 (50.00%) Customer Requirements
2 2 (50.00%) Pricing Strategy
2 2 (50.00%) Service Design

Distributed Denial-of-Service
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 1 (25.00%) OpenStack
Cloud Services
1 1 (25.00%) Amazon AWS
1 1 (25.00%) Google Cloud Platform
1 1 (25.00%) IaaS
1 1 (25.00%) Microsoft Azure
1 1 (25.00%) PaaS
1 1 (25.00%) SaaS
Communications & Networking
1 4 (100.00%) Firewall
2 2 (50.00%) DMVPN
2 2 (50.00%) EIGRP
2 2 (50.00%) Internet
2 2 (50.00%) MPLS
2 2 (50.00%) SSL
2 2 (50.00%) Unified Communications
2 2 (50.00%) WAN
3 1 (25.00%) DNS
3 1 (25.00%) Network Security
3 1 (25.00%) VPN
General
1 2 (50.00%) Finance
1 2 (50.00%) Telecoms
2 1 (25.00%) Legal
Job Titles
1 2 (50.00%) Presales Engineer
1 2 (50.00%) Security Engineer
2 1 (25.00%) Architect
2 1 (25.00%) AWS Architect
2 1 (25.00%) Cloud Architect
2 1 (25.00%) Consultant
2 1 (25.00%) IT Architect
2 1 (25.00%) IT Security Architect
2 1 (25.00%) Network Engineer
2 1 (25.00%) Network Security Engineer
2 1 (25.00%) Presales Network Engineer
2 1 (25.00%) Security Architect
2 1 (25.00%) Security Consultant
Libraries, Frameworks & Software Standards
1 1 (25.00%) Web Services
Miscellaneous
1 2 (50.00%) Data Centre
2 1 (25.00%) Computer Science
2 1 (25.00%) Data Protection Act
Operating Systems
1 1 (25.00%) Linux
1 1 (25.00%) MVS
1 1 (25.00%) Unix
1 1 (25.00%) Windows
Processes & Methodologies
1 4 (100.00%) DDoS Mitigation
2 2 (50.00%) Customer Requirements
2 2 (50.00%) Financial Analysis
2 2 (50.00%) IT Governance
2 2 (50.00%) Presales
2 2 (50.00%) Pricing Strategy
2 2 (50.00%) Service Design
2 2 (50.00%) Service Management
2 2 (50.00%) Technical Architecture
3 1 (25.00%) Cybersecurity
3 1 (25.00%) Data Protection
3 1 (25.00%) Decision-Making
3 1 (25.00%) Information Security
3 1 (25.00%) ITIL
3 1 (25.00%) Network Segmentation
3 1 (25.00%) Penetration Testing
3 1 (25.00%) Risk Assessment
3 1 (25.00%) Security Architecture
3 1 (25.00%) Systems Analysis
3 1 (25.00%) Use Case
Programming Languages
1 2 (50.00%) SQL
1 2 (50.00%) T-SQL
Qualifications
1 2 (50.00%) CCNA
1 2 (50.00%) CCNP
1 2 (50.00%) CCVP
1 2 (50.00%) Cisco Certification
1 2 (50.00%) Degree
2 1 (25.00%) CISA
2 1 (25.00%) CISM
2 1 (25.00%) CISSP
2 1 (25.00%) Computer Science Degree
Quality Assurance & Compliance
1 1 (25.00%) COBIT
1 1 (25.00%) ISO/IEC 27001
1 1 (25.00%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
System Software
1 1 (25.00%) VirtualBox
1 1 (25.00%) VMware ESXi
1 1 (25.00%) VMware Infrastructure
1 1 (25.00%) Xen
Systems Management
1 1 (25.00%) Single Sign-On
Vendors
1 2 (50.00%) Blue Coat
1 2 (50.00%) CheckPoint
1 2 (50.00%) Cisco
2 1 (25.00%) Google
2 1 (25.00%) VMware