The following table provides summary statistics for contract job vacancies advertised in the City of London with a requirement for OWASP skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited OWASP over the 3 months to 25 June 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.

Open Web Application Security Project (OWASP)
London / City of London
3 months to
25 Jun 2017
Same period 2016 Same period 2015
Rank 159 - 195
Rank change year-on-year - 0  
Contract jobs citing OWASP 4 0 7
As % of all contract IT jobs advertised in the City of London 0.12% - 0.12%
As % of the Processes & Methodologies category 0.14% - 0.15%
Number of daily rates quoted 4 0 6
Median daily rate £650 - £463
90% offered a daily rate of more than £580 - £438
10% offered a daily rate of more than £668 - £545
UK excluding London median daily rate £450 £499 £450
% change year-on-year -9.77% +10.83%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - - £13.50

OWASP is in the process and methodology skills category. The next 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 process and methodology skills.

Contract Process & Methodology Skills
City of London
Contract job vacancies with a requirement for process and methodology skills 2887 2854 4724
As % of all contract IT job vacancies advertised in the City of London 88.15% 85.89% 81.15%
Number of daily rates quoted 2218 2339 3709
Median daily rate £500 £475 £470
Median daily rate % change year-on-year +5.26% +1.06%  
90% offered a daily rate of more than £350 £335 £325
10% offered a daily rate of more than £650 £625 £625
UK excluding London median daily rate £415 £400 £380
% change year-on-year +3.75% +5.26%  
Number of hourly rates quoted 23 23 57
Median hourly rate £20.00 £19.00 £24.50
Median hourly rate % change year-on-year +5.26% -22.44%  
90% offered a hourly rate of more than £14.75 £12.50 £14.90
10% offered a hourly rate of more than £41.00 £35.20 £55.50
UK excluding London median hourly rate £34.00 £28.50 £30.00
% change year-on-year +19.29% -5.00%  

OWASP
Job Vacancy Trend in the City of London

The job posting trend of jobs advertised in the City of London citing OWASP as a proportion of all contract or permanent IT jobs with a match in the Processes & Methodologies category.

Job vacancy trend for OWASP in the City of London

OWASP
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 OWASP in the City of London.

Contractor daily rate trend for OWASP in the City of London

For the 6 months to 25 June 2017, IT contractor jobs citing OWASP 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 OWASP.

1 6 (75.00%) Java
1 6 (75.00%) Agile Software Development
1 6 (75.00%) Test Automation
2 5 (62.50%) TDD
2 5 (62.50%) Web Services
2 5 (62.50%) Linux
3 4 (50.00%) SSL
3 4 (50.00%) Pair Programming
3 4 (50.00%) PostgreSQL
3 4 (50.00%) Continuous Integration
3 4 (50.00%) Amazon AWS
3 4 (50.00%) Continuous Delivery
4 3 (37.50%) webpack
4 3 (37.50%) Public Cloud
4 3 (37.50%) Ratpack
4 3 (37.50%) Terraform
4 3 (37.50%) Dropwizard
4 3 (37.50%) Docker Swarm
4 3 (37.50%) CoreOS
4 3 (37.50%) Puppet
4 3 (37.50%) OAuth
4 3 (37.50%) Guice
4 3 (37.50%) Domain-Driven Design
4 3 (37.50%) RESTful
4 3 (37.50%) Microsoft Azure
4 3 (37.50%) Heroku
4 3 (37.50%) REST
4 3 (37.50%) CQRS
4 3 (37.50%) Gradle
4 3 (37.50%) OAuth2

OWASP
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 (12.50%) Apache
1 1 (12.50%) ATG Dynamo
1 1 (12.50%) nginx
1 1 (12.50%) WebLogic
Cloud Services
1 4 (50.00%) Amazon AWS
2 3 (37.50%) Heroku
2 3 (37.50%) Microsoft Azure
3 1 (12.50%) IaaS
Communications & Networking
1 4 (50.00%) SSL
2 3 (37.50%) DNS
2 3 (37.50%) FTP
2 3 (37.50%) HTTP
2 3 (37.50%) TCP/IP
3 1 (12.50%) Firewall
3 1 (12.50%) Internet
Database & Business Intelligence
1 4 (50.00%) PostgreSQL
2 3 (37.50%) Relational Database
3 1 (12.50%) MongoDB
3 1 (12.50%) SQL Server
3 1 (12.50%) SQL Server 2012
Development Applications
1 3 (37.50%) Gradle
1 3 (37.50%) webpack
2 2 (25.00%) Selenium
2 2 (25.00%) Subversion
3 1 (12.50%) Cucumber
3 1 (12.50%) Git (software)
3 1 (12.50%) Jenkins
3 1 (12.50%) WebDriver
General
1 1 (12.50%) Banking
1 1 (12.50%) Finance
1 1 (12.50%) Financial Institution
1 1 (12.50%) Investment Banking
Job Titles
1 3 (37.50%) Architect
1 3 (37.50%) Platform Architect
2 2 (25.00%) Security Engineer
3 1 (12.50%) .NET Developer
3 1 (12.50%) Applications Engineer
3 1 (12.50%) Business Analyst
3 1 (12.50%) Developer
3 1 (12.50%) Ethical Hacker
3 1 (12.50%) Lead .NET Developer
3 1 (12.50%) Lead Developer
3 1 (12.50%) Penetration Tester
3 1 (12.50%) Test Manager
3 1 (12.50%) Tester
Libraries, Frameworks & Software Standards
1 5 (62.50%) Web Services
2 3 (37.50%) Dropwizard
2 3 (37.50%) Guice
2 3 (37.50%) OAuth
2 3 (37.50%) OAuth2
2 3 (37.50%) Ratpack
2 3 (37.50%) REST
2 3 (37.50%) RESTful
2 3 (37.50%) SOAP
3 2 (25.00%) .NET
4 1 (12.50%) .NET Framework
4 1 (12.50%) ASP.NET
4 1 (12.50%) ASP.NET MVC
4 1 (12.50%) Castle Windsor
4 1 (12.50%) Entity Framework
4 1 (12.50%) J2EE
4 1 (12.50%) JSP
4 1 (12.50%) SAML
4 1 (12.50%) Servlets
4 1 (12.50%) Software Packaging
Miscellaneous
1 3 (37.50%) Public Cloud
2 1 (12.50%) Computer Science
2 1 (12.50%) Data Centre
2 1 (12.50%) Greenfield Project
2 1 (12.50%) Management Information System
2 1 (12.50%) W3C
Operating Systems
1 5 (62.50%) Linux
2 3 (37.50%) CoreOS
Processes & Methodologies
1 6 (75.00%) Agile Software Development
1 6 (75.00%) Test Automation
2 5 (62.50%) TDD
3 4 (50.00%) Continuous Delivery
3 4 (50.00%) Continuous Integration
3 4 (50.00%) Pair Programming
4 3 (37.50%) CQRS
4 3 (37.50%) Domain-Driven Design
4 3 (37.50%) Extreme Programming
4 3 (37.50%) Refactoring
4 3 (37.50%) Software Engineering
4 3 (37.50%) Stakeholder Management
5 2 (25.00%) ATDD
5 2 (25.00%) BDD
5 2 (25.00%) Penetration Testing
5 2 (25.00%) Scrum
6 1 (12.50%) Continuous Improvement
6 1 (12.50%) Open Source
6 1 (12.50%) Product Management
6 1 (12.50%) Static Code Analysis
Programming Languages
1 6 (75.00%) Java
2 3 (37.50%) Groovy
3 2 (25.00%) C#
4 1 (12.50%) JavaScript
4 1 (12.50%) PHP
4 1 (12.50%) Python
4 1 (12.50%) Ruby
4 1 (12.50%) SQL
Qualifications
1 1 (12.50%) CHECK Team Member
1 1 (12.50%) CISA
1 1 (12.50%) CISSP
1 1 (12.50%) CSSLP
1 1 (12.50%) Degree
1 1 (12.50%) ISEB
1 1 (12.50%) MCSE
1 1 (12.50%) Microsoft Certification
1 1 (12.50%) OCA
1 1 (12.50%) Oracle Certification
1 1 (12.50%) RHCE
Quality Assurance & Compliance
1 1 (12.50%) QA
System Software
1 3 (37.50%) Docker
Systems Management
1 3 (37.50%) Ansible
1 3 (37.50%) Docker Swarm
1 3 (37.50%) Puppet
1 3 (37.50%) Terraform
2 1 (12.50%) CA Single Sign-On
2 1 (12.50%) HP Fortify
Vendors
1 1 (12.50%) ATG
1 1 (12.50%) HP