The following table provides summary statistics for contract job vacancies advertised in London with a requirement for Apache Solr skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Apache Solr over the 3 months to 23 March 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.

3 months to
23 Mar 2017
Same period 2016 Same period 2015
Apache Solr
England / London
Rank 357 386 373
Rank change year-on-year +29 -13  
Contract jobs citing Apache Solr 45 33 36
As % of all contract IT jobs advertised in London 0.23% 0.15% 0.17%
As % of the Application Platforms category 1.23% 0.89% 0.98%
Number of daily rates quoted 28 28 25
Median daily rate £425 £423 £415
Median daily rate % change year-on-year +0.59% +1.80%  
90% offered a daily rate of more than £338 £379 £337
10% offered a daily rate of more than £600 £508 £550
UK excluding London median daily rate £431 £393 £400
% change year-on-year +9.87% -1.87%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - - -

Apache Solr is in the application platform skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in London with a requirement for application platform skills.

Contract Application Platform Skills
London
Contract job vacancies with a requirement for application platform skills 3662 3710 3668
As % of all contract IT job vacancies advertised in London 19.06% 16.87% 17.56%
Number of daily rates quoted 2546 2558 2421
Median daily rate £465 £450 £415
Median daily rate % change year-on-year +3.33% +8.43%  
90% offered a daily rate of more than £315 £300 £250
10% offered a daily rate of more than £625 £600 £550
UK excluding London median daily rate £400 £388 £375
% change year-on-year +3.22% +3.33%  
Number of hourly rates quoted 36 50 91
Median hourly rate £22.34 £22.50 £20.45
Median hourly rate % change year-on-year -0.73% +10.05%  
90% offered a hourly rate of more than £16.11 £11.50 £13.16
10% offered a hourly rate of more than £101.50 £51.50 £40.00
UK excluding London median hourly rate £17.00 £18.00 £16.00
% change year-on-year -5.55% +12.50%  

Apache Solr
Job Vacancy Trend in London

The job posting trend of jobs advertised in London citing Apache Solr as a proportion of all contract or permanent IT jobs with a match in the Application Platforms category.

Job vacancy trend for Apache Solr in London

Apache Solr
Contractor Daily Rate Trend in London

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

Contractor daily rate trend for Apache Solr in London

Apache Solr
Contractor Daily Rate Histogram in London

The daily rate distribution of IT jobs citing Apache Solr in London over the 3 months to 23 March 2017.

Contractor daily rate histogram for Apache Solr in London

Apache Solr
Contractor Hourly Rate Trend in London

This chart provides the 3-month moving average for hourly rates quoted in IT contractor jobs citing Apache Solr in London.

Contractor hourly rate trend for Apache Solr in London

Apache Solr
Contract Job Locations in London

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Apache Solr within the London region over the 3 months to 23 March 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
City of London +10 4 £456 +7.35% 6
Apache Solr
England

Apache Solr
Top 30 Related IT Skills in London

For the 6 months to 23 March 2017, IT contractor jobs citing Apache Solr 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 London region with a requirement for Apache Solr.

1 77 (47.53%) Agile Software Development
2 69 (42.59%) JavaScript
3 62 (38.27%) HTML
4 60 (37.04%) CSS
5 57 (35.19%) Lucene
6 56 (34.57%) Java
7 53 (32.72%) Elasticsearch
8 52 (32.10%) Python
9 50 (30.86%) Apache
10 44 (27.16%) SQL
10 44 (27.16%) Web Services
11 42 (25.93%) RESTful
12 41 (25.31%) Kafka
13 40 (24.69%) Hadoop
14 39 (24.07%) Apache Spark
15 38 (23.46%) Big Data
16 37 (22.84%) NoSQL
17 36 (22.22%) JSON
17 36 (22.22%) XML
18 35 (21.60%) Linux
19 34 (20.99%) OO
19 34 (20.99%) jQuery
19 34 (20.99%) RabbitMQ
20 33 (20.37%) SOAP
21 32 (19.75%) MongoDB
22 31 (19.14%) Apache Hive
23 30 (18.52%) Apache Cassandra
23 30 (18.52%) Adobe Experience Manager
23 30 (18.52%) Adobe
23 30 (18.52%) Finance

Apache Solr
Top Related IT Skills in 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 53 (32.72%) Elasticsearch
2 50 (30.86%) Apache
3 39 (24.07%) Apache Spark
4 30 (18.52%) Adobe Experience Manager
5 18 (11.11%) Apache Pig
6 12 (7.41%) Drupal
7 11 (6.79%) CMS
7 11 (6.79%) Confluence
8 9 (5.56%) nginx
9 6 (3.70%) Tomcat
10 5 (3.09%) Alfresco
11 4 (2.47%) Mule
11 4 (2.47%) Mule ESB
11 4 (2.47%) SharePoint
11 4 (2.47%) WebLogic Portal
11 4 (2.47%) WebSphere
12 2 (1.23%) JBoss
12 2 (1.23%) OpenStack
12 2 (1.23%) Oracle SOA Suite
12 2 (1.23%) WordPress
Applications
1 1 (0.62%) MS Excel
Business Applications
1 3 (1.85%) Magento
1 3 (1.85%) SAP Hybris
2 1 (0.62%) Oracle EBS
2 1 (0.62%) SAP Oil and Gas
Cloud Services
1 28 (17.28%) Amazon AWS
2 22 (13.58%) Microsoft Azure
3 5 (3.09%) IaaS
4 4 (2.47%) Amazon EC2
5 2 (1.23%) PaaS
6 1 (0.62%) Amazon S3
6 1 (0.62%) Amazon SQS
6 1 (0.62%) AWS CloudFormation
6 1 (0.62%) GitHub
6 1 (0.62%) SaaS
6 1 (0.62%) Sage Pay
6 1 (0.62%) Slack
6 1 (0.62%) Trello
Communications & Networking
1 4 (2.47%) HTTP
1 4 (2.47%) Intranet
1 4 (2.47%) Skype
2 3 (1.85%) Kerberos
2 3 (1.85%) SSL
3 2 (1.23%) Internet
3 2 (1.23%) LDAP
4 1 (0.62%) DNS
4 1 (0.62%) Firewall
4 1 (0.62%) SAN
4 1 (0.62%) TCP/IP
Database & Business Intelligence
1 40 (24.69%) Hadoop
2 38 (23.46%) Big Data
3 37 (22.84%) NoSQL
4 32 (19.75%) MongoDB
5 31 (19.14%) Apache Hive
6 30 (18.52%) Apache Cassandra
7 26 (16.05%) MySQL
8 23 (14.20%) Impala
9 22 (13.58%) Riak
10 21 (12.96%) HBase
11 16 (9.88%) SQL Server
12 15 (9.26%) Data Warehouse
13 13 (8.02%) MarkLogic
14 11 (6.79%) Relational Database
15 10 (6.17%) Redis
16 8 (4.94%) BusinessObjects
16 8 (4.94%) QlikView
17 7 (4.32%) Endeca
17 7 (4.32%) Flink
17 7 (4.32%) PostgreSQL
Development Applications
1 23 (14.20%) Git (software)
2 18 (11.11%) Selenium
3 17 (10.49%) CasperJS
3 17 (10.49%) PhantomJS
4 12 (7.41%) JIRA
5 7 (4.32%) Atlassian Bamboo
5 7 (4.32%) Jenkins
6 5 (3.09%) Bitbucket
6 5 (3.09%) Karma Test Runner
6 5 (3.09%) TeamCity
7 4 (2.47%) Maven
7 4 (2.47%) Subversion
7 4 (2.47%) Vagrant
8 3 (1.85%) GoCD
9 2 (1.23%) Apache Continuum
9 2 (1.23%) Cucumber
9 2 (1.23%) Talend Open Studio
10 1 (0.62%) CruiseControl
10 1 (0.62%) Mercurial
10 1 (0.62%) Team Foundation Server
General
1 30 (18.52%) Finance
2 17 (10.49%) Banking
3 4 (2.47%) Retail
4 3 (1.85%) Front Office
5 2 (1.23%) Manufacturing
5 2 (1.23%) Telecoms
6 1 (0.62%) Automotive
6 1 (0.62%) Electronics
6 1 (0.62%) Investment Banking
6 1 (0.62%) Legal
6 1 (0.62%) Marketing
Job Titles
1 92 (56.79%) Developer
2 22 (13.58%) Java Developer
3 17 (10.49%) Web Engineer
4 13 (8.02%) Architect
5 12 (7.41%) Drupal Developer
5 12 (7.41%) Java Engineer
6 10 (6.17%) Hadoop Developer
7 9 (5.56%) Scala Developer
7 9 (5.56%) Senior Developer
8 8 (4.94%) Angular Developer
8 8 (4.94%) Big Data Engineer
8 8 (4.94%) Full Stack Developer
9 7 (4.32%) .NET Developer
9 7 (4.32%) Data Engineer
9 7 (4.32%) Solr Developer
10 6 (3.70%) Big Data Developer
10 6 (3.70%) DevOps Engineer
11 5 (3.09%) PHP Developer
11 5 (3.09%) Python Developer
11 5 (3.09%) Senior Java Developer
Libraries, Frameworks & Software Standards
1 62 (38.27%) HTML
2 60 (37.04%) CSS
3 57 (35.19%) Lucene
4 44 (27.16%) Web Services
5 42 (25.93%) RESTful
6 41 (25.31%) Kafka
7 36 (22.22%) JSON
7 36 (22.22%) XML
8 34 (20.99%) jQuery
8 34 (20.99%) RabbitMQ
9 33 (20.37%) SOAP
10 29 (17.90%) Ajax
11 28 (17.28%) Spring
12 26 (16.05%) Apache Felix
12 26 (16.05%) Apache Sling
13 25 (15.43%) OSGi
14 18 (11.11%) AngularJS
15 17 (10.49%) Celery
15 17 (10.49%) Django
15 17 (10.49%) Scrapy
Miscellaneous
1 17 (10.49%) Analytical Skills
2 11 (6.79%) Computer Science
3 8 (4.94%) Grid Computing
4 5 (3.09%) Mobile App
4 5 (3.09%) Replication
5 4 (2.47%) PKI
6 3 (1.85%) Algorithms
6 3 (1.85%) iPad
7 2 (1.23%) Data Structures
7 2 (1.23%) Digital Media
7 2 (1.23%) Enterprise Software
7 2 (1.23%) Management Information System
8 1 (0.62%) AS400
8 1 (0.62%) Clustering
8 1 (0.62%) DataPower
8 1 (0.62%) Fintech
Operating Systems
1 35 (21.60%) Linux
2 23 (14.20%) Unix
3 5 (3.09%) CentOS
3 5 (3.09%) Red Hat Enterprise Linux
4 3 (1.85%) Android
4 3 (1.85%) Apple iOS
4 3 (1.85%) Mac OS X
5 2 (1.23%) Fedora
6 1 (0.62%) AIX
6 1 (0.62%) CoreOS
6 1 (0.62%) Solaris
6 1 (0.62%) Windows
Processes & Methodologies
1 77 (47.53%) Agile Software Development
2 34 (20.99%) OO
3 25 (15.43%) OOD
4 24 (14.81%) Open Source
4 24 (14.81%) TDD
5 22 (13.58%) MVC
6 21 (12.96%) MapReduce
7 19 (11.73%) Continuous Integration
7 19 (11.73%) DevOps
8 14 (8.64%) Data Analysis
9 13 (8.02%) ETL
10 12 (7.41%) E-Commerce
10 12 (7.41%) Scrum
10 12 (7.41%) Statistical Modelling
10 12 (7.41%) Visualisation
11 11 (6.79%) BDD
11 11 (6.79%) Data Visualisation
11 11 (6.79%) Web Development
12 10 (6.17%) Data Architecture
12 10 (6.17%) Project Management
Programming Languages
1 69 (42.59%) JavaScript
2 56 (34.57%) Java
3 52 (32.10%) Python
4 44 (27.16%) SQL
5 25 (15.43%) Scala
6 18 (11.11%) Perl
7 17 (10.49%) XPath
8 14 (8.64%) R
9 13 (8.02%) Bash Shell
9 13 (8.02%) Ruby
10 12 (7.41%) PHP
11 11 (6.79%) C#
12 5 (3.09%) CoffeeScript
13 2 (1.23%) Go
13 2 (1.23%) Groovy
13 2 (1.23%) MATLAB
13 2 (1.23%) T-SQL
14 1 (0.62%) Erlang
14 1 (0.62%) PowerShell
14 1 (0.62%) Shell Script
Qualifications
1 10 (6.17%) Degree
2 1 (0.62%) SC Cleared
2 1 (0.62%) Security Cleared
Quality Assurance & Compliance
1 3 (1.85%) QA
2 1 (0.62%) SDET
System Software
1 15 (9.26%) HDFS
2 6 (3.70%) Apache ZooKeeper
2 6 (3.70%) Docker
2 6 (3.70%) Varnish
3 5 (3.09%) Apache Flume
4 4 (2.47%) Active Directory
5 2 (1.23%) GlusterFS
6 1 (0.62%) Tivoli Directory Server
6 1 (0.62%) VMware Infrastructure
Systems Management
1 20 (12.35%) Hadoop YARN
2 13 (8.02%) Oozie
3 8 (4.94%) Opscode Chef
4 6 (3.70%) Puppet
5 4 (2.47%) Ambari
5 4 (2.47%) CA Single Sign-On
5 4 (2.47%) Nagios
5 4 (2.47%) OpenSSO
6 3 (1.85%) Ansible
6 3 (1.85%) Ganglia
6 3 (1.85%) Graphite
6 3 (1.85%) Kibana
6 3 (1.85%) Mesos
6 3 (1.85%) StatsD
7 2 (1.23%) Piwik
8 1 (0.62%) Kubernetes
8 1 (0.62%) logstash
8 1 (0.62%) Packer
8 1 (0.62%) rkt
8 1 (0.62%) Salt
Vendors
1 30 (18.52%) Adobe
2 14 (8.64%) Oracle
3 13 (8.02%) Cloudera
4 8 (4.94%) Hortonworks
5 5 (3.09%) Microsoft
6 4 (2.47%) Apigee
6 4 (2.47%) ATG
6 4 (2.47%) BEA
6 4 (2.47%) hybris
6 4 (2.47%) Perforce
6 4 (2.47%) SAP
6 4 (2.47%) Tableau
7 3 (1.85%) Zend
8 2 (1.23%) Alteryx
8 2 (1.23%) GoldenSource
8 2 (1.23%) IBM
8 2 (1.23%) Platfora
8 2 (1.23%) Sitecore
8 2 (1.23%) Talend
9 1 (0.62%) New Relic
City, London
Intrinsic Recruitment Ltd
Rate: Up to £500 per day + Bonus & Benefits
Posted: 3 days ago
City, London
Talent International
Rate: £350 - £500 per day
Posted: 3 days ago
London
TEKsystems
Rate: £500 - £600 per day
Posted: 6 days ago