The following table provides summary statistics for permanent job vacancies advertised in Gatwick with a requirement for Waterfall skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Waterfall over the 3 months to 23 June 2017 with a comparison to the same period in the previous 2 years.

Waterfall Model
West Sussex / Gatwick
3 months to
23 Jun 2017
Same period 2016 Same period 2015
Rank 21 30 27
Rank change year-on-year +9 -3  
Permanent jobs citing Waterfall 9 2 3
As % of all permanent IT jobs advertised in Gatwick 9.09% 1.22% 2.44%
As % of the Processes & Methodologies category 10.34% 1.38% 2.97%
Number of salaries quoted 9 2 0
Median salary £50,500 £56,250 -
Median salary % change year-on-year -10.22% -  
UK excluding London median salary £48,000 £50,000 £45,000
% change year-on-year -4.00% +11.11%  

Waterfall is in the process and methodology skills category. The next table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in Gatwick with a requirement for process and methodology skills.

Process & Methodology Skills
Gatwick
Permanent job vacancies with a requirement for process and methodology skills 87 145 101
As % of all permanent IT job vacancies advertised in Gatwick 87.88% 88.41% 82.11%
Number of salaries quoted 78 138 76
Median salary £45,000 £50,000 £42,500
Median salary % change year-on-year -10.00% +17.64%  
90% offered a salary of more than £31,000 £30,000 £32,000
10% offered a salary of more than £62,500 £50,000 £62,500
UK excluding London median salary £45,000 £45,000 £44,000
% change year-on-year - +2.27%  

Waterfall
Job Vacancy Trend in Gatwick

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

Job vacancy trend for Waterfall in Gatwick

Waterfall
Salary Trend in Gatwick

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing Waterfall in Gatwick.

Salary trend for Waterfall in Gatwick

Waterfall
Salary Histogram in Gatwick

The salary distribution of IT jobs citing Waterfall in Gatwick over the 3 months to 23 June 2017.

Salary histogram for Waterfall in Gatwick

For the 6 months to 23 June 2017, IT jobs citing Waterfall also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads across the Gatwick region with a requirement for Waterfall.

1 25 (100.00%) Agile Software Development
2 19 (76.00%) XML
3 15 (60.00%) SQL Server
3 15 (60.00%) Data Warehouse
3 15 (60.00%) Informatica
3 15 (60.00%) PowerCenter
3 15 (60.00%) RDBMS
3 15 (60.00%) Microsoft
3 15 (60.00%) SQL Server Reporting Services
3 15 (60.00%) Requirements Analysis
3 15 (60.00%) SQL Server 2008
3 15 (60.00%) SQL Server Integration Services
3 15 (60.00%) SQL Server Analysis Services
3 15 (60.00%) Relational Database
4 14 (56.00%) Scrum
5 13 (52.00%) PRINCE2
6 11 (44.00%) Project Management
7 10 (40.00%) ETL
7 10 (40.00%) DataStage
7 10 (40.00%) Shell Script
7 10 (40.00%) Oracle
7 10 (40.00%) Unix
7 10 (40.00%) PL/SQL
7 10 (40.00%) SQL
7 10 (40.00%) T-SQL
7 10 (40.00%) Data Analysis
7 10 (40.00%) Teradata
7 10 (40.00%) V-Model
8 5 (20.00%) .NET
8 5 (20.00%) C#

Waterfall
Co-occurring IT Skills in Gatwick 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:

Applications
1 3 (12.00%) Microsoft Excel
1 3 (12.00%) Microsoft PowerPoint
1 3 (12.00%) MS Visio
Database & Business Intelligence
1 15 (60.00%) Data Warehouse
1 15 (60.00%) PowerCenter
1 15 (60.00%) RDBMS
1 15 (60.00%) Relational Database
1 15 (60.00%) SQL Server
1 15 (60.00%) SQL Server 2008
1 15 (60.00%) SQL Server Analysis Services
1 15 (60.00%) SQL Server Integration Services
1 15 (60.00%) SQL Server Reporting Services
2 10 (40.00%) DataStage
Development Applications
1 4 (16.00%) Git (software)
1 4 (16.00%) Hudson
1 4 (16.00%) Jenkins
1 4 (16.00%) Subversion
General
1 4 (16.00%) Finance
2 1 (4.00%) Legal
Job Titles
1 6 (24.00%) Project Leader
2 5 (20.00%) Analyst
2 5 (20.00%) Senior Analyst
3 4 (16.00%) Developer
3 4 (16.00%) JavaScript Developer
3 4 (16.00%) Team Leader
4 3 (12.00%) PMO Analyst
4 3 (12.00%) Senior PMO
4 3 (12.00%) Senior PMO Analyst
5 2 (8.00%) Business Analyst
5 2 (8.00%) Senior Business Analyst
6 1 (4.00%) IT Manager
6 1 (4.00%) IT Procurement Manager
6 1 (4.00%) IT Project Manager
6 1 (4.00%) Procurement Manager
6 1 (4.00%) Procurement Project Manager
6 1 (4.00%) Project Manager
Libraries, Frameworks & Software Standards
1 19 (76.00%) XML
2 5 (20.00%) .NET
3 4 (16.00%) Ajax
3 4 (16.00%) CSS
3 4 (16.00%) CSS3
3 4 (16.00%) Dojo
3 4 (16.00%) Ext JS
3 4 (16.00%) HTML
3 4 (16.00%) HTML5
3 4 (16.00%) jQuery
3 4 (16.00%) JSON
3 4 (16.00%) JSON Schema
3 4 (16.00%) KnockoutJS
3 4 (16.00%) React
3 4 (16.00%) REST
3 4 (16.00%) RESTful
3 4 (16.00%) Sass
3 4 (16.00%) XHTML
3 4 (16.00%) XSLT
3 4 (16.00%) YUI
Operating Systems
1 10 (40.00%) Unix
Processes & Methodologies
1 25 (100.00%) Agile Software Development
2 15 (60.00%) Requirements Analysis
3 14 (56.00%) Scrum
4 13 (52.00%) PRINCE2
5 11 (44.00%) Project Management
6 10 (40.00%) Data Analysis
6 10 (40.00%) ETL
6 10 (40.00%) V-Model
7 4 (16.00%) Cross-Browser Compatibility
7 4 (16.00%) Data Transformation
7 4 (16.00%) Project Governance
7 4 (16.00%) SDLC
7 4 (16.00%) SOA
7 4 (16.00%) TDD
7 4 (16.00%) Unit Testing
8 3 (12.00%) Stakeholder Management
9 2 (8.00%) Business Analysis
9 2 (8.00%) Business Process Modelling
9 2 (8.00%) IT Strategy
10 1 (4.00%) Dependency Management
Programming Languages
1 10 (40.00%) PL/SQL
1 10 (40.00%) Shell Script
1 10 (40.00%) SQL
1 10 (40.00%) T-SQL
2 5 (20.00%) C#
3 4 (16.00%) Java
3 4 (16.00%) JavaScript
Qualifications
1 3 (12.00%) PMP
Quality Assurance & Compliance
1 3 (12.00%) PMO
Vendors
1 15 (60.00%) Informatica
1 15 (60.00%) Microsoft
2 10 (40.00%) Oracle
2 10 (40.00%) Teradata