The following table provides summary statistics for contract job vacancies advertised in England 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 22 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
22 Mar 2017
Same period 2016 Same period 2015
Apache Solr
UK / England
Rank 489 553 505
Rank change year-on-year +64 -48  
Contract jobs citing Apache Solr 81 65 82
As % of all contract IT jobs advertised in England 0.20% 0.13% 0.17%
As % of the Application Platforms category 1.12% 0.77% 0.99%
Number of daily rates quoted 46 52 54
Median daily rate £425 £413 £385
Median daily rate % change year-on-year +3.03% +7.14%  
90% offered a daily rate of more than £344 £327 £329
10% offered a daily rate of more than £588 £523 £600
UK excluding London median daily rate £444 £398 £378
% change year-on-year +11.63% +5.29%  
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 England with a requirement for application platform skills.

Contract Application Platform Skills
England
Contract job vacancies with a requirement for application platform skills 7201 8418 8251
As % of all contract IT job vacancies advertised in England 17.57% 17.31% 17.37%
Number of daily rates quoted 4701 5392 4963
Median daily rate £425 £414 £400
Median daily rate % change year-on-year +2.65% +3.50%  
90% offered a daily rate of more than £275 £253 £241
10% offered a daily rate of more than £600 £575 £530
UK excluding London median daily rate £400 £390 £375
% change year-on-year +2.56% +4.00%  
Number of hourly rates quoted 155 219 300
Median hourly rate £18.50 £19.00 £19.00
Median hourly rate % change year-on-year -2.63% -  
90% offered a hourly rate of more than £12.00 £10.00 £11.50
10% offered a hourly rate of more than £50.00 £50.00 £42.70
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 England

The job posting trend of jobs advertised in England 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 England

Apache Solr
Contractor Daily Rate Trend in England

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

Contractor daily rate trend for Apache Solr in England

Apache Solr
Contractor Daily Rate Histogram in England

The daily rate distribution of IT jobs citing Apache Solr in England over the 3 months to 22 March 2017.

Contractor daily rate histogram for Apache Solr in England

Apache Solr
Contractor Hourly Rate Trend in England

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

Contractor hourly rate trend for Apache Solr in England

Apache Solr
Contract Job Locations in England

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 England region over the 3 months to 22 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
London +26 47 £425 +0.59% 30
South East +18 13 £351 -12.37% 14
South West +3 7 £510 +36.00% 1
East Midlands +3 6 £525 -4.54% 2
North West +30 2 - - 3
Yorkshire +10 2 £375 -5.06% 6
East of England -6 1 - - 5
West Midlands - 1 £600 - 1
Apache Solr
UK

Apache Solr
Top 30 Related IT Skills in England

For the 6 months to 22 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 England region with a requirement for Apache Solr.

1 99 (45.62%) Agile Software Development
2 85 (39.17%) JavaScript
3 72 (33.18%) HTML
3 72 (33.18%) Java
4 69 (31.80%) CSS
5 67 (30.88%) Elasticsearch
6 66 (30.41%) Lucene
7 64 (29.49%) Python
8 60 (27.65%) Apache
9 59 (27.19%) SQL
10 57 (26.27%) Hadoop
11 51 (23.50%) Web Services
11 51 (23.50%) Linux
12 50 (23.04%) NoSQL
13 47 (21.66%) MongoDB
14 46 (21.20%) RESTful
15 45 (20.74%) Kafka
15 45 (20.74%) Apache Spark
16 43 (19.82%) Big Data
17 42 (19.35%) XML
18 41 (18.89%) Apache Cassandra
18 41 (18.89%) Apache Hive
19 40 (18.43%) JSON
20 39 (17.97%) MySQL
20 39 (17.97%) jQuery
21 38 (17.51%) Amazon AWS
22 36 (16.59%) Git (software)
23 35 (16.13%) SOAP
23 35 (16.13%) OO
24 34 (15.67%) RabbitMQ

Apache Solr
Top Related IT Skills in England 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 67 (30.88%) Elasticsearch
2 60 (27.65%) Apache
3 45 (20.74%) Apache Spark
4 31 (14.29%) Adobe Experience Manager
5 22 (10.14%) Apache Pig
6 18 (8.29%) Drupal
7 14 (6.45%) Confluence
8 13 (5.99%) CMS
8 13 (5.99%) nginx
9 11 (5.07%) Tomcat
10 9 (4.15%) WebSphere
11 8 (3.69%) Alfresco
12 6 (2.76%) Oracle SOA Suite
13 5 (2.30%) SharePoint
14 4 (1.84%) Cloud Foundry
14 4 (1.84%) JBoss
14 4 (1.84%) Jetty
14 4 (1.84%) Mule
14 4 (1.84%) OpenStack
14 4 (1.84%) WebLogic Portal
Applications
1 3 (1.38%) MS Excel
2 2 (0.92%) MS PowerPoint
3 1 (0.46%) MS Office
Business Applications
1 4 (1.84%) Magento
2 3 (1.38%) SAP Hybris
3 1 (0.46%) Oracle EBS
3 1 (0.46%) SAP Oil and Gas
3 1 (0.46%) SDL Web 8
Cloud Services
1 38 (17.51%) Amazon AWS
2 28 (12.90%) Microsoft Azure
3 8 (3.69%) PaaS
4 7 (3.23%) IaaS
5 5 (2.30%) Amazon EC2
6 4 (1.84%) GitHub
7 3 (1.38%) Amazon S3
7 3 (1.38%) Cloud Computing
8 2 (0.92%) Amazon SQS
8 2 (0.92%) SaaS
9 1 (0.46%) Amazon CloudWatch
9 1 (0.46%) Amazon ElastiCache
9 1 (0.46%) AWS CloudFormation
9 1 (0.46%) AWS Lambda
9 1 (0.46%) CloudFront
9 1 (0.46%) Sage Pay
9 1 (0.46%) Slack
9 1 (0.46%) Trello
Communications & Networking
1 6 (2.76%) Kerberos
2 5 (2.30%) HTTP
3 4 (1.84%) Intranet
3 4 (1.84%) Skype
4 3 (1.38%) DNS
4 3 (1.38%) LAN
4 3 (1.38%) SSL
4 3 (1.38%) WAN
5 2 (0.92%) Internet
5 2 (0.92%) LDAP
6 1 (0.46%) Firewall
6 1 (0.46%) SAN
6 1 (0.46%) TCP/IP
Database & Business Intelligence
1 57 (26.27%) Hadoop
2 50 (23.04%) NoSQL
3 47 (21.66%) MongoDB
4 43 (19.82%) Big Data
5 41 (18.89%) Apache Cassandra
5 41 (18.89%) Apache Hive
6 39 (17.97%) MySQL
7 27 (12.44%) Impala
8 25 (11.52%) HBase
8 25 (11.52%) Riak
8 25 (11.52%) SQL Server
9 21 (9.68%) Data Warehouse
10 15 (6.91%) Relational Database
11 14 (6.45%) Redis
12 13 (5.99%) MarkLogic
13 11 (5.07%) Data Lake
13 11 (5.07%) PostgreSQL
14 8 (3.69%) BusinessObjects
14 8 (3.69%) Neo4j
14 8 (3.69%) QlikView
Development Applications
1 36 (16.59%) Git (software)
2 19 (8.76%) Selenium
3 17 (7.83%) CasperJS
3 17 (7.83%) PhantomJS
4 15 (6.91%) JIRA
5 14 (6.45%) Jenkins
6 12 (5.53%) Maven
7 7 (3.23%) Atlassian Bamboo
7 7 (3.23%) TeamCity
8 5 (2.30%) Bitbucket
8 5 (2.30%) GoCD
8 5 (2.30%) Gradle
8 5 (2.30%) Karma Test Runner
8 5 (2.30%) Subversion
9 4 (1.84%) Eclipse
9 4 (1.84%) ERwin
9 4 (1.84%) IntelliJ
9 4 (1.84%) JUnit
9 4 (1.84%) MagicDraw
9 4 (1.84%) SonarQube
General
1 31 (14.29%) Finance
2 20 (9.22%) Banking
3 5 (2.30%) Retail
4 3 (1.38%) Front Office
5 2 (0.92%) Legal
5 2 (0.92%) Manufacturing
5 2 (0.92%) Telecoms
5 2 (0.92%) Wholesale Banking
6 1 (0.46%) Advertising
6 1 (0.46%) Automotive
6 1 (0.46%) Electronics
6 1 (0.46%) German Language
6 1 (0.46%) Investment Banking
6 1 (0.46%) Marketing
6 1 (0.46%) Multimedia
6 1 (0.46%) Publishing
Job Titles
1 111 (51.15%) Developer
2 28 (12.90%) Java Developer
3 24 (11.06%) Architect
4 17 (7.83%) Drupal Developer
4 17 (7.83%) Web Engineer
5 13 (5.99%) Java Engineer
6 11 (5.07%) .NET Developer
6 11 (5.07%) Administrator
7 10 (4.61%) DevOps Engineer
7 10 (4.61%) Hadoop Developer
7 10 (4.61%) Senior Developer
8 9 (4.15%) Scala Developer
9 8 (3.69%) Angular Developer
9 8 (3.69%) Big Data Engineer
9 8 (3.69%) Data Architect
9 8 (3.69%) Full Stack Developer
9 8 (3.69%) Solr Developer
9 8 (3.69%) Technical Architect
10 7 (3.23%) Data Engineer
11 6 (2.76%) C# .NET Developer
Libraries, Frameworks & Software Standards
1 72 (33.18%) HTML
2 69 (31.80%) CSS
3 66 (30.41%) Lucene
4 51 (23.50%) Web Services
5 46 (21.20%) RESTful
6 45 (20.74%) Kafka
7 42 (19.35%) XML
8 40 (18.43%) JSON
9 39 (17.97%) jQuery
10 35 (16.13%) SOAP
11 34 (15.67%) RabbitMQ
12 32 (14.75%) Spring
13 31 (14.29%) Ajax
14 26 (11.98%) Apache Felix
14 26 (11.98%) Apache Sling
15 25 (11.52%) OSGi
16 23 (10.60%) AngularJS
17 22 (10.14%) .NET
18 21 (9.68%) REST
19 19 (8.76%) Node.js
Miscellaneous
1 20 (9.22%) Analytical Skills
2 12 (5.53%) Computer Science
3 11 (5.07%) Grid Computing
4 5 (2.30%) Clustering
4 5 (2.30%) Management Information System
4 5 (2.30%) Mobile App
4 5 (2.30%) Reference Data
4 5 (2.30%) Replication
4 5 (2.30%) Taxonomies
5 4 (1.84%) Data Structures
5 4 (1.84%) PKI
6 3 (1.38%) Algorithms
6 3 (1.38%) iPad
7 2 (0.92%) Digital Media
7 2 (0.92%) Enterprise Software
8 1 (0.46%) AS400
8 1 (0.46%) DataPower
8 1 (0.46%) Fintech
8 1 (0.46%) Smart Meter
Operating Systems
1 51 (23.50%) Linux
2 30 (13.82%) Unix
3 9 (4.15%) Red Hat Enterprise Linux
4 6 (2.76%) Windows
5 5 (2.30%) CentOS
6 4 (1.84%) Android
6 4 (1.84%) Apple iOS
6 4 (1.84%) Debian
6 4 (1.84%) Ubuntu
7 3 (1.38%) CoreOS
7 3 (1.38%) Mac OS X
7 3 (1.38%) Solaris
7 3 (1.38%) Windows Server
8 2 (0.92%) Fedora
8 2 (0.92%) Windows Server 2008
8 2 (0.92%) Windows Server 2012
9 1 (0.46%) AIX
Processes & Methodologies
1 99 (45.62%) Agile Software Development
2 35 (16.13%) OO
3 33 (15.21%) Open Source
4 30 (13.82%) MVC
4 30 (13.82%) TDD
5 27 (12.44%) Continuous Integration
6 26 (11.98%) DevOps
7 25 (11.52%) OOD
8 24 (11.06%) MapReduce
9 21 (9.68%) Scrum
10 18 (8.29%) SOA
11 15 (6.91%) Data Analysis
11 15 (6.91%) Data Architecture
11 15 (6.91%) ETL
11 15 (6.91%) Microservices
11 15 (6.91%) Visualisation
12 14 (6.45%) BDD
12 14 (6.45%) Data Visualisation
12 14 (6.45%) E-Commerce
12 14 (6.45%) Web Development
Programming Languages
1 85 (39.17%) JavaScript
2 72 (33.18%) Java
3 64 (29.49%) Python
4 59 (27.19%) SQL
5 27 (12.44%) Scala
6 20 (9.22%) Perl
7 18 (8.29%) PHP
8 17 (7.83%) R
8 17 (7.83%) XPath
9 16 (7.37%) Ruby
10 15 (6.91%) C#
11 14 (6.45%) Bash Shell
12 5 (2.30%) CoffeeScript
13 4 (1.84%) C++
13 4 (1.84%) Go
13 4 (1.84%) PowerShell
13 4 (1.84%) T-SQL
14 3 (1.38%) C
14 3 (1.38%) Shell Script
15 2 (0.92%) MATLAB
Qualifications
1 14 (6.45%) Degree
2 3 (1.38%) SC Cleared
2 3 (1.38%) Security Cleared
3 1 (0.46%) AWS Certification
3 1 (0.46%) PhD
Quality Assurance & Compliance
1 7 (3.23%) QA
2 5 (2.30%) Data Quality
3 1 (0.46%) SDET
System Software
1 22 (10.14%) HDFS
2 15 (6.91%) Apache ZooKeeper
3 12 (5.53%) Apache Flume
4 10 (4.61%) Docker
5 8 (3.69%) Varnish
6 4 (1.84%) Active Directory
7 3 (1.38%) Oracle RAC
8 2 (0.92%) GlusterFS
9 1 (0.46%) Tivoli Directory Server
9 1 (0.46%) VMware Infrastructure
Systems Management
1 23 (10.60%) Hadoop YARN
2 20 (9.22%) Oozie
3 11 (5.07%) Opscode Chef
4 7 (3.23%) Ambari
4 7 (3.23%) Puppet
5 6 (2.76%) Nagios
6 5 (2.30%) Ansible
6 5 (2.30%) Mesos
7 4 (1.84%) CA Single Sign-On
7 4 (1.84%) OpenSSO
8 3 (1.38%) Control-M
8 3 (1.38%) Ganglia
8 3 (1.38%) Graphite
8 3 (1.38%) Kibana
8 3 (1.38%) Kubernetes
8 3 (1.38%) rkt
8 3 (1.38%) StatsD
8 3 (1.38%) Unicenter
8 3 (1.38%) ZABBIX
9 2 (0.92%) Piwik
Vendors
1 33 (15.21%) Oracle
2 31 (14.29%) Adobe
3 17 (7.83%) Cloudera
4 11 (5.07%) Hortonworks
4 11 (5.07%) Sitecore
5 6 (2.76%) Microsoft
6 5 (2.30%) Informatica
7 4 (1.84%) Apigee
7 4 (1.84%) ATG
7 4 (1.84%) BEA
7 4 (1.84%) hybris
7 4 (1.84%) IBM
7 4 (1.84%) New Relic
7 4 (1.84%) Perforce
7 4 (1.84%) SAP
7 4 (1.84%) Tableau
7 4 (1.84%) Zend
8 3 (1.38%) Google
8 3 (1.38%) Teradata
8 3 (1.38%) VMware
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