The following table provides summary statistics for contract job vacancies with a requirement for RavenDB skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited RavenDB 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.

RavenDB
UK
3 months to
28 Jun 2017
Same period 2016 Same period 2015
Rank 582 640 629
Rank change year-on-year +58 -11  
Contract jobs citing RavenDB 28 11 16
As % of all contract IT jobs advertised in the UK 0.059% 0.020% 0.029%
As % of the Database & Business Intelligence category 0.27% 0.094% 0.12%
Number of daily rates quoted 27 10 2
Median daily rate £438 £388 £450
Median daily rate % change year-on-year +12.90% -13.88%  
90% offered a daily rate of more than £406 £319 £415
10% offered a daily rate of more than £449 £603 £505
UK excluding London median daily rate - £344 -
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - - -

RavenDB 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 with a requirement for database and business intelligence skills.

Contract Database & Business Intelligence Skills
UK
Contract job vacancies with a requirement for database and business intelligence skills 10537 11747 13009
As % of all contract IT job vacancies advertised in the UK 22.37% 21.81% 23.59%
Number of daily rates quoted 15318 17490 19694
Median daily rate £450 £425 £400
Median daily rate % change year-on-year +5.88% +6.25%  
90% offered a daily rate of more than £313 £290 £268
10% offered a daily rate of more than £613 £600 £575
UK excluding London median daily rate £400 £375 £350
% change year-on-year +6.66% +7.14%  
Number of hourly rates quoted 234 333 336
Median hourly rate £31.25 £31.90 £27.64
Median hourly rate % change year-on-year -2.03% +15.41%  
90% offered a hourly rate of more than £12.50 £11.70 £15.23
10% offered a hourly rate of more than £51.83 £50.55 £52.17
UK excluding London median hourly rate £38.00 £31.95 £26.00
% change year-on-year +18.93% +22.88%  

RavenDB
Job Vacancy Trend

Job postings citing RavenDB as a percentage of all IT jobs advertised.

Job vacancy trend for RavenDB in the UK

RavenDB
Contractor Daily Rate Trend

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing RavenDB.

Contractor daily rate trend for RavenDB in the UK

RavenDB
Contractor Daily Rate Histogram

The daily rate distribution of IT jobs citing RavenDB over the 3 months to 28 June 2017.

Contractor daily rate histogram for RavenDB in the UK

RavenDB
Top 2 Contract Locations

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing RavenDB within the UK over the 3 months to 28 June 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Last 3 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
England +54 28 £438 +12.90% 14
London +35 28 £438 -20.45% 1

For the 6 months to 28 June 2017, IT contractor jobs citing RavenDB also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads with a requirement for RavenDB.

1 39 (95.12%) C#
2 37 (90.24%) .NET
3 36 (87.80%) Agile Software Development
4 34 (82.93%) NoSQL
4 34 (82.93%) AngularJS
5 32 (78.05%) TDD
6 31 (75.61%) Continuous Integration
6 31 (75.61%) BDD
6 31 (75.61%) TeamCity
7 30 (73.17%) JavaScript
8 29 (70.73%) OO
9 28 (68.29%) Octopus Deploy
10 26 (63.41%) SOLID
10 26 (63.41%) Pair Programming
10 26 (63.41%) Aurelia
11 24 (58.54%) Software Engineering
12 22 (53.66%) SpecFlow
13 21 (51.22%) Microsoft
14 20 (48.78%) QA
14 20 (48.78%) React
15 15 (36.59%) Web Application Development
16 12 (29.27%) Scrum
17 10 (24.39%) NServiceBus
18 8 (19.51%) Amazon AWS
18 8 (19.51%) MVC
19 7 (17.07%) Java
19 7 (17.07%) Git (software)
19 7 (17.07%) Domain-Driven Design
19 7 (17.07%) Don't repeat yourself (DRY)
20 6 (14.63%) Continuous Delivery

RavenDB
Co-occurring IT Skills 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 10 (24.39%) NServiceBus
2 5 (12.20%) IIS
3 2 (4.88%) Confluence
4 1 (2.44%) Elasticsearch
Cloud Services
1 8 (19.51%) Amazon AWS
2 4 (9.76%) Amazon CloudWatch
3 1 (2.44%) Microsoft Azure
3 1 (2.44%) SaaS
Database & Business Intelligence
1 34 (82.93%) NoSQL
2 5 (12.20%) MongoDB
3 3 (7.32%) Apache Cassandra
3 3 (7.32%) SQL Server
4 2 (4.88%) CouchDB
4 2 (4.88%) Event Store
5 1 (2.44%) Couchbase
5 1 (2.44%) Hadoop
5 1 (2.44%) Redis
5 1 (2.44%) SQL Server 2012
Development Applications
1 31 (75.61%) TeamCity
2 28 (68.29%) Octopus Deploy
3 22 (53.66%) SpecFlow
4 7 (17.07%) Git (software)
5 5 (12.20%) Visual Studio
6 2 (4.88%) Fiddler
6 2 (4.88%) JIRA
7 1 (2.44%) JSUnit
7 1 (2.44%) Mercurial
General
1 2 (4.88%) Finance
2 1 (2.44%) Banking
Job Titles
1 32 (78.05%) Developer
2 28 (68.29%) .NET Developer
3 24 (58.54%) Angular Developer
4 19 (46.34%) Full Stack Developer
5 18 (43.90%) C# Developer
6 17 (41.46%) C# .NET Developer
7 13 (31.71%) JavaScript Developer
8 12 (29.27%) Agile .NET Developer
8 12 (29.27%) Agile Developer
9 6 (14.63%) Agile C# Developer
9 6 (14.63%) Java Developer
10 4 (9.76%) Architect
10 4 (9.76%) NoSQL Developer
11 3 (7.32%) .NET Architect
11 3 (7.32%) .NET Technical Architect
11 3 (7.32%) C# Architect
11 3 (7.32%) DevOps Engineer
11 3 (7.32%) Software Developer
11 3 (7.32%) Technical Architect
12 2 (4.88%) Technical Leader
Libraries, Frameworks & Software Standards
1 37 (90.24%) .NET
2 34 (82.93%) AngularJS
3 26 (63.41%) Aurelia
4 20 (48.78%) React
5 4 (9.76%) ASP.NET
6 3 (7.32%) .NET Framework
6 3 (7.32%) CSS
6 3 (7.32%) HTML
6 3 (7.32%) MSMQ
7 2 (4.88%) Angular 2
7 2 (4.88%) ASP.NET MVC
7 2 (4.88%) jQuery
8 1 (2.44%) Apache Cordova
8 1 (2.44%) ASP.NET Web API
8 1 (2.44%) Celery
8 1 (2.44%) Durandal
8 1 (2.44%) Entity Framework
8 1 (2.44%) HTML5
8 1 (2.44%) REST
8 1 (2.44%) RxJS
Miscellaneous
1 4 (9.76%) Greenfield Project
2 2 (4.88%) NHS
3 1 (2.44%) Clustering
3 1 (2.44%) User Experience
Operating Systems
1 6 (14.63%) Windows
2 3 (7.32%) Windows Server 2012
3 1 (2.44%) Windows Server
Processes & Methodologies
1 36 (87.80%) Agile Software Development
2 32 (78.05%) TDD
3 31 (75.61%) BDD
3 31 (75.61%) Continuous Integration
4 29 (70.73%) OO
5 26 (63.41%) Pair Programming
5 26 (63.41%) SOLID
6 24 (58.54%) Software Engineering
7 15 (36.59%) Web Application Development
8 12 (29.27%) Scrum
9 8 (19.51%) MVC
10 7 (17.07%) Domain-Driven Design
10 7 (17.07%) Don't repeat yourself (DRY)
11 6 (14.63%) Continuous Delivery
11 6 (14.63%) SOA
12 5 (12.20%) DevOps
12 5 (12.20%) Microservices
13 4 (9.76%) CQRS
13 4 (9.76%) Release Management
14 3 (7.32%) Technical Architecture
Programming Languages
1 39 (95.12%) C#
2 30 (73.17%) JavaScript
3 7 (17.07%) Java
4 5 (12.20%) PowerShell
4 5 (12.20%) Python
5 4 (9.76%) Ruby
6 2 (4.88%) F#
6 2 (4.88%) SQL
6 2 (4.88%) T-SQL
7 1 (2.44%) VB.NET
Quality Assurance & Compliance
1 20 (48.78%) QA
System Software
1 1 (2.44%) Docker
Systems Management
1 5 (12.20%) Opscode Chef
2 4 (9.76%) Ansible
3 1 (2.44%) Puppet
Vendors
1 21 (51.22%) Microsoft
2 4 (9.76%) Splunk
3 1 (2.44%) Xamarin