Period
to 23 November 2017

The following table provides summary statistics for contract job vacancies advertised in Surrey with a requirement for Apache Cassandra skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Apache Cassandra over the 6 months to 23 November 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 Cassandra
South East > Surrey
6 months to
23 Nov 2017
Same period 2016 Same period 2015
Rank 140 119 131
Rank change year-on-year -21 +12 -
Contract jobs citing Apache Cassandra 4 14 7
As % of all contract IT jobs advertised in Surrey 0.14% 0.61% 0.26%
As % of the Database & Business Intelligence category 0.61% 3.02% 1.05%
Number of daily rates quoted 1 3 10
Surrey median daily rate £351 £575 £425
Median daily rate % change year-on-year -39.04% +35.29% -
10th Percentile £350 £533 £375
90th Percentile £351 £588 £456
South East median daily rate £450 £549 £469
% change year-on-year -18.00% +17.07% +7.14%
Number of hourly rates quoted 0 0 0
Surrey median hourly rate - - -
South East median hourly rate - £38.75 -

Apache Cassandra is in the Databases and Business Intelligence category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Surrey with a requirement for database or business intelligence skills.

All Database and Business Intelligence Skills
Surrey
Contract vacancies with a requirement for database or business intelligence skills 654 464 668
As % of all contract IT jobs advertised in Surrey 23.42% 20.07% 24.37%
Number of daily rates quoted 508 308 408
Surrey median daily rate £460 £425 £400
Median daily rate % change year-on-year +8.24% +6.25% +11.11%
10th Percentile £331 £292 £279
90th Percentile £575 £558 £531
South East median daily rate £413 £400 £375
% change year-on-year +3.13% +6.67% +7.14%
Number of hourly rates quoted 10 8 7
Surrey median hourly rate £45.00 £24.56 £40.00
Median hourly rate % change year-on-year +83.21% -38.59% -14.44%
10th Percentile £14.25 £15.03 £32.50
90th Percentile £51.00 £46.00 £46.37
South East median hourly rate £42.50 £26.50 £27.50
% change year-on-year +60.38% -3.64% +10.00%

Apache Cassandra
Job Vacancy Trend in Surrey

Job postings citing Apache Cassandra as a percentage of all IT jobs advertised in Surrey.

Job vacancy trend for Apache Cassandra in Surrey

Apache Cassandra
Contractor Daily Rate Trend in Surrey

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

Contractor daily rate trend for Apache Cassandra in Surrey

Apache Cassandra
Contract Job Locations in Surrey

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Apache Cassandra within the Surrey region over the 6 months to 23 November 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
Sunbury-on-Thames - 2 - -
Staines -3 1 - - 1
Reigate - 1 £351 -
Apache Cassandra
South East

For the 6 months to 23 November 2017, IT contractor jobs citing Apache Cassandra 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 Surrey region with a requirement for Apache Cassandra.

1 4 (100.00%) NoSQL
2 3 (75.00%) Python
3 2 (50.00%) Image Processing
3 2 (50.00%) Visualisation
3 2 (50.00%) NumPy
3 2 (50.00%) R
3 2 (50.00%) Data Visualisation
3 2 (50.00%) HBase
3 2 (50.00%) Redis
3 2 (50.00%) Machine Learning
3 2 (50.00%) D3.js
3 2 (50.00%) MATLAB
3 2 (50.00%) Statistics
3 2 (50.00%) OpenCV
3 2 (50.00%) Algorithms
3 2 (50.00%) Linux
3 2 (50.00%) MongoDB
3 2 (50.00%) ggplot
4 1 (25.00%) Computer Science Degree
4 1 (25.00%) Elastic Stack
4 1 (25.00%) Terraform
4 1 (25.00%) Linux Command Line
4 1 (25.00%) Elasticsearch
4 1 (25.00%) Go
4 1 (25.00%) Emacs
4 1 (25.00%) Ansible
4 1 (25.00%) Docker
4 1 (25.00%) zsh
4 1 (25.00%) logstash
4 1 (25.00%) DevOps

Apache Cassandra
Co-occurring IT Skills in Surrey 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%) Documentum
1 1 (25.00%) Elasticsearch
Business Applications
1 1 (25.00%) Primavera
Cloud Services
1 1 (25.00%) GitHub
Communications & Networking
1 1 (25.00%) SSH
Database & Business Intelligence
1 4 (100.00%) NoSQL
2 2 (50.00%) HBase
2 2 (50.00%) MongoDB
2 2 (50.00%) Redis
Development Applications
1 1 (25.00%) Emacs
1 1 (25.00%) Git (software)
Job Titles
1 1 (25.00%) Architect
1 1 (25.00%) Data Scientist
1 1 (25.00%) DevOps Engineer
1 1 (25.00%) Documentum Architect
1 1 (25.00%) Junior
1 1 (25.00%) Junior Software Engineer
1 1 (25.00%) Software Engineer
Libraries, Frameworks & Software Standards
1 2 (50.00%) D3.js
1 2 (50.00%) ggplot
1 2 (50.00%) NumPy
1 2 (50.00%) OpenCV
2 1 (25.00%) Elastic Stack
2 1 (25.00%) RESTful
2 1 (25.00%) Web Services
Miscellaneous
1 2 (50.00%) Algorithms
2 1 (25.00%) Computer Science
2 1 (25.00%) Linux Command Line
Operating Systems
1 2 (50.00%) Linux
2 1 (25.00%) Unix
Processes & Methodologies
1 2 (50.00%) Data Visualisation
1 2 (50.00%) Image Processing
1 2 (50.00%) Machine Learning
1 2 (50.00%) Statistics
1 2 (50.00%) Visualisation
2 1 (25.00%) Agile Software Development
2 1 (25.00%) DevOps
2 1 (25.00%) Kanban
2 1 (25.00%) Scrum
2 1 (25.00%) Software Engineering
2 1 (25.00%) TDD
Programming Languages
1 3 (75.00%) Python
2 2 (50.00%) MATLAB
2 2 (50.00%) R
3 1 (25.00%) Bash Shell
3 1 (25.00%) Go
3 1 (25.00%) Perl
3 1 (25.00%) PHP
3 1 (25.00%) Ruby
3 1 (25.00%) SQL
Qualifications
1 1 (25.00%) Computer Science Degree
1 1 (25.00%) Degree
System Software
1 1 (25.00%) Docker
1 1 (25.00%) zsh
Systems Management
1 1 (25.00%) Ansible
1 1 (25.00%) Kibana
1 1 (25.00%) logstash
1 1 (25.00%) Puppet
1 1 (25.00%) Terraform