The following table provides summary statistics for contract job vacancies advertised in the City of London with a requirement for CouchDB skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited CouchDB over the 3 months to 28 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.

Apache CouchDB
London / City of London
3 months to
28 Jun 2017
Same period 2016 Same period 2015
Rank 157 157 202
Rank change year-on-year 0 +45  
Contract jobs citing CouchDB 9 8 3
As % of all contract IT jobs advertised in the City of London 0.28% 0.24% 0.052%
As % of the Database & Business Intelligence category 1.08% 0.98% 0.20%
Number of daily rates quoted 6 8 2
Median daily rate £625 £494 £375
Median daily rate % change year-on-year +26.58% +31.66%  
UK excluding London median daily rate £420 £450 £375
% change year-on-year -6.66% +20.00%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - - -

CouchDB is in the database and business intelligence 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 database and business intelligence skills.

Contract Database & Business Intelligence Skills
City of London
Contract job vacancies with a requirement for database and business intelligence skills 836 813 1475
As % of all contract IT job vacancies advertised in the City of London 25.62% 24.15% 25.69%
Number of daily rates quoted 652 648 1171
Median daily rate £503 £475 £450
Median daily rate % change year-on-year +5.78% +5.55%  
90% offered a daily rate of more than £388 £340 £325
10% offered a daily rate of more than £650 £625 £600
UK excluding London median daily rate £400 £375 £350
% change year-on-year +6.66% +7.14%  
Number of hourly rates quoted 2 4 7
Median hourly rate £21.50 £17.88 £30.00
Median hourly rate % change year-on-year +20.27% -40.41%  
UK excluding London median hourly rate £38.00 £31.14 £26.00
% change year-on-year +22.04% +19.75%  

CouchDB
Job Vacancy Trend in the City of London

The job posting trend of jobs advertised in the City of London citing CouchDB as a proportion of all contract or permanent IT jobs with a match in the Database & Business Intelligence category.

Job vacancy trend for CouchDB in the City of London

CouchDB
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 CouchDB in the City of London.

Contractor daily rate trend for CouchDB in the City of London

CouchDB
Contractor Daily Rate Histogram in the City of London

The daily rate distribution of IT jobs citing CouchDB in the City of London over the 3 months to 28 June 2017.

Contractor daily rate histogram for CouchDB in the City of London

For the 6 months to 28 June 2017, IT contractor jobs citing CouchDB 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 CouchDB.

1 12 (92.31%) MongoDB
2 11 (84.62%) Agile Software Development
3 10 (76.92%) TDD
3 10 (76.92%) Software Engineering
3 10 (76.92%) Objective-C
4 9 (69.23%) Scrum
5 8 (61.54%) Java
5 8 (61.54%) Web Services
5 8 (61.54%) Apache Cassandra
5 8 (61.54%) REST
5 8 (61.54%) Scala
6 7 (53.85%) HTML5
6 7 (53.85%) Microsoft Azure
6 7 (53.85%) Continuous Integration
6 7 (53.85%) HTML
6 7 (53.85%) Node.js
7 6 (46.15%) Apple iOS
7 6 (46.15%) iOS Development
7 6 (46.15%) React
7 6 (46.15%) Apple Swift
7 6 (46.15%) SQL
7 6 (46.15%) Python
7 6 (46.15%) Git (software)
8 5 (38.46%) Amazon AWS
8 5 (38.46%) MySQL
8 5 (38.46%) C#
8 5 (38.46%) JavaScript
8 5 (38.46%) AngularJS
9 4 (30.77%) Mobile App
9 4 (30.77%) Cocoa Touch

CouchDB
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 3 (23.08%) Apache Spark
Cloud Services
1 7 (53.85%) Microsoft Azure
2 5 (38.46%) Amazon AWS
3 4 (30.77%) TestFlight
4 1 (7.69%) Amazon SQS
Communications & Networking
1 3 (23.08%) HTTP
Database & Business Intelligence
1 12 (92.31%) MongoDB
2 8 (61.54%) Apache Cassandra
3 5 (38.46%) MySQL
4 4 (30.77%) Azure SQL Database
4 4 (30.77%) NoSQL
4 4 (30.77%) SQLite
5 1 (7.69%) Big Data
5 1 (7.69%) Hadoop
5 1 (7.69%) SQL Server
Development Applications
1 6 (46.15%) Git (software)
2 1 (7.69%) CircleCI
General
1 1 (7.69%) Publishing
Job Titles
1 10 (76.92%) Developer
2 4 (30.77%) iOS Developer
3 3 (23.08%) Node.js Developer
3 3 (23.08%) Senior Developer
3 3 (23.08%) Senior iOS Developer
4 2 (15.38%) Full Stack Developer
4 2 (15.38%) Java Developer
5 1 (7.69%) Lead Developer
5 1 (7.69%) Lead iOS Developer
5 1 (7.69%) SQL Developer
5 1 (7.69%) Technical Leader
5 1 (7.69%) UI Developer
Libraries, Frameworks & Software Standards
1 8 (61.54%) REST
1 8 (61.54%) Web Services
2 7 (53.85%) HTML
2 7 (53.85%) HTML5
2 7 (53.85%) Node.js
3 6 (46.15%) React
4 5 (38.46%) AngularJS
5 4 (30.77%) Cocoa
5 4 (30.77%) Cocoa Touch
5 4 (30.77%) CSS
5 4 (30.77%) PhoneGap
5 4 (30.77%) SOAP
6 3 (23.08%) jQuery
6 3 (23.08%) Modernizr
6 3 (23.08%) Polymer
6 3 (23.08%) RESTful
7 2 (15.38%) React Native
7 2 (15.38%) Redux
8 1 (7.69%) Browserify
8 1 (7.69%) RequireJS
Miscellaneous
1 4 (30.77%) Mobile App
2 2 (15.38%) User Experience
Operating Systems
1 6 (46.15%) Apple iOS
2 2 (15.38%) Android
Processes & Methodologies
1 11 (84.62%) Agile Software Development
2 10 (76.92%) Software Engineering
2 10 (76.92%) TDD
3 9 (69.23%) Scrum
4 7 (53.85%) Continuous Integration
5 6 (46.15%) iOS Development
6 4 (30.77%) Adaptive Web Design
6 4 (30.77%) Continuous Delivery
6 4 (30.77%) Microservices
6 4 (30.77%) Progressive Enhancement
6 4 (30.77%) Test Automation
6 4 (30.77%) Unit Testing
7 3 (23.08%) BDD
7 3 (23.08%) DevOps
7 3 (23.08%) SOLID
8 2 (15.38%) Android Development
8 2 (15.38%) Domain-Driven Design
8 2 (15.38%) Open Source
8 2 (15.38%) Performance Tuning
8 2 (15.38%) Workflow
Programming Languages
1 10 (76.92%) Objective-C
2 8 (61.54%) Java
2 8 (61.54%) Scala
3 6 (46.15%) Apple Swift
3 6 (46.15%) Python
3 6 (46.15%) SQL
4 5 (38.46%) C#
4 5 (38.46%) JavaScript
5 2 (15.38%) GraphQL
5 2 (15.38%) Ruby
6 1 (7.69%) Erlang
6 1 (7.69%) F#
6 1 (7.69%) PHP
Quality Assurance & Compliance
1 1 (7.69%) QA
System Software
1 1 (7.69%) Docker
Systems Management
1 1 (7.69%) Terraform
Vendors
1 1 (7.69%) Microsoft