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 29 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 Solr
UK > England
3 months to
29 Jun 2017
Same period 2016 Same period 2015
Rank 428 525 567
Rank change year-on-year +97 +42  
Contract jobs citing Apache Solr 169 97 74
As % of all contract IT jobs advertised in England 0.39% 0.20% 0.15%
As % of the Application Platforms category 2.33% 1.10% 0.82%
Number of daily rates quoted 115 71 50
England median daily rate £475 £451 £419
Median daily rate % change year-on-year +5.43% +7.58%  
10th Percentile £363 £350 £318
90th Percentile £638 £625 £550
UK median daily rate £475 £451 £425
% change year-on-year +5.43% +6.00%  
Number of hourly rates quoted 0 0 0
England median hourly rate - - -
UK 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 7249 8846 9074
As % of all contract IT job vacancies advertised in England 16.77% 17.95% 17.79%
Number of daily rates quoted 7475 9879 9665
England median daily rate £440 £425 £375
Median daily rate % change year-on-year +3.52% +13.33%  
10th Percentile £263 £263 £220
90th Percentile £588 £588 £550
UK median daily rate £430 £425 £375
% change year-on-year +1.17% +13.33%  
Number of hourly rates quoted 319 375 463
England median hourly rate £25.00 £21.00 £21.00
Median hourly rate % change year-on-year +19.04% -  
10th Percentile £10.50 £11.25 £12.50
90th Percentile £52.50 £44.90 £40.00
UK median hourly rate £22.50 £21.00 £21.00
% change year-on-year +7.14% -  

Apache Solr
Job Vacancy Trend in England

Job postings citing Apache Solr as a percentage of all IT jobs advertised in England.

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 29 June 2017.

Contractor daily rate histogram 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 29 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
London +70 117 £489 +2.89% 26
South East +22 16 £401 +5.39% 11
Midlands +13 14 £505 +12.22% 1
North of England +54 8 £250 -41.17% 8
East of England -2 8 £525 -16.00% 4
East Midlands -8 8 £500 -4.76% 1
West Midlands +25 6 £510 +27.50%
North West +30 5 - - 6
South West +1 4 £220 -29.03% 5
Yorkshire +19 3 £250 -40.82% 2
Apache Solr
UK

For the 6 months to 29 June 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.

1 118 (46.09%) Java
2 104 (40.63%) Agile Software Development
3 88 (34.38%) TDD
4 87 (33.98%) Hadoop
5 82 (32.03%) Spring
6 73 (28.52%) Elasticsearch
7 65 (25.39%) Python
8 63 (24.61%) CSS
8 63 (24.61%) HDFS
8 63 (24.61%) Apache Spark
9 62 (24.22%) HTML
10 61 (23.83%) Kafka
11 60 (23.44%) Microservices
12 59 (23.05%) Apache ZooKeeper
12 59 (23.05%) SQL
12 59 (23.05%) Linux
13 58 (22.66%) JavaScript
13 58 (22.66%) Git (software)
14 57 (22.27%) Big Data
15 55 (21.48%) Spring Boot
16 53 (20.70%) JIRA
17 50 (19.53%) Confluence
17 50 (19.53%) REST
18 48 (18.75%) MVC
19 44 (17.19%) Lucene
19 44 (17.19%) HBase
20 42 (16.41%) Data Architecture
21 41 (16.02%) Apache Hive
22 37 (14.45%) BDD
22 37 (14.45%) Amazon AWS

Apache Solr
Co-occurring 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 73 (28.52%) Elasticsearch
2 63 (24.61%) Apache Spark
3 50 (19.53%) Confluence
4 34 (13.28%) Apache
5 16 (6.25%) Apache Pig
5 16 (6.25%) Tomcat
5 16 (6.25%) WebSphere
6 15 (5.86%) CMS
7 14 (5.47%) Drupal
8 10 (3.91%) Adobe Experience Manager
9 9 (3.52%) JBoss
10 8 (3.13%) nginx
11 6 (2.34%) SharePoint
11 6 (2.34%) Sitecore CMS
12 5 (1.95%) Mule
13 4 (1.56%) Alfresco
14 3 (1.17%) CoreMedia CMS
14 3 (1.17%) IIS
14 3 (1.17%) MS Exchange
14 3 (1.17%) Umbraco
Applications
1 2 (0.78%) Microsoft Excel
1 2 (0.78%) Microsoft PowerPoint
2 1 (0.39%) Microsoft Office
Business Applications
1 18 (7.03%) SAP Hybris
2 3 (1.17%) SAP Oil and Gas
3 1 (0.39%) BusinessWorks
3 1 (0.39%) SDL Web 8
Cloud Services
1 37 (14.45%) Amazon AWS
2 20 (7.81%) Microsoft Azure
3 9 (3.52%) GitHub
4 6 (2.34%) Amazon EC2
4 6 (2.34%) Amazon S3
4 6 (2.34%) Cloud Computing
5 5 (1.95%) Amazon CloudWatch
5 5 (1.95%) Amazon SQS
5 5 (1.95%) AWS Lambda
5 5 (1.95%) CloudFront
6 4 (1.56%) Amazon ElastiCache
7 3 (1.17%) Akamai
7 3 (1.17%) Amazon EMR
7 3 (1.17%) SaaS
8 2 (0.78%) Office 365
9 1 (0.39%) Amazon CloudSearch
9 1 (0.39%) Amazon ELB
9 1 (0.39%) AWS CloudFormation
9 1 (0.39%) PaaS
9 1 (0.39%) Trello
Communications & Networking
1 31 (12.11%) Kerberos
2 10 (3.91%) LDAP
3 5 (1.95%) Network Security
4 4 (1.56%) Skype
4 4 (1.56%) SSL
5 2 (0.78%) Internet
5 2 (0.78%) Intranet
5 2 (0.78%) S/MIME
6 1 (0.39%) HTTP
6 1 (0.39%) TCP/IP
Database & Business Intelligence
1 87 (33.98%) Hadoop
2 57 (22.27%) Big Data
3 44 (17.19%) HBase
4 41 (16.02%) Apache Hive
5 34 (13.28%) NoSQL
6 31 (12.11%) Apache Cassandra
6 31 (12.11%) MongoDB
7 24 (9.38%) Impala
7 24 (9.38%) MySQL
7 24 (9.38%) PostgreSQL
8 21 (8.20%) SQL Server
9 12 (4.69%) DataStax
10 10 (3.91%) Sqoop
11 9 (3.52%) Data Warehouse
11 9 (3.52%) Relational Database
12 5 (1.95%) Amazon DynamoDB
12 5 (1.95%) OLAP
12 5 (1.95%) OLTP
12 5 (1.95%) Oracle OLAP
12 5 (1.95%) Pentaho
Development Applications
1 58 (22.66%) Git (software)
2 53 (20.70%) JIRA
3 25 (9.77%) Cucumber
3 25 (9.77%) Jenkins
4 17 (6.64%) IntelliJ
5 16 (6.25%) Selenium
6 15 (5.86%) Maven
7 12 (4.69%) Eclipse
8 11 (4.30%) JUnit
9 10 (3.91%) CasperJS
9 10 (3.91%) PhantomJS
10 9 (3.52%) Gradle
11 7 (2.73%) GitLab
11 7 (2.73%) Mercurial
12 6 (2.34%) Bitbucket
12 6 (2.34%) Karma Test Runner
12 6 (2.34%) TeamCity
13 5 (1.95%) Hudson
13 5 (1.95%) SonarQube
13 5 (1.95%) Visual Studio
General
1 31 (12.11%) Finance
2 22 (8.59%) Banking
3 11 (4.30%) Investment Banking
4 8 (3.13%) Financial Institution
4 8 (3.13%) Marketing
5 7 (2.73%) Retail
6 4 (1.56%) Advertising
6 4 (1.56%) Legal
6 4 (1.56%) Manufacturing
6 4 (1.56%) Publishing
6 4 (1.56%) Telecoms
7 3 (1.17%) Electronics
8 2 (0.78%) Billing
8 2 (0.78%) Retail Banking
8 2 (0.78%) Wholesale Banking
9 1 (0.39%) Digital Economy
9 1 (0.39%) Games
9 1 (0.39%) German Language
9 1 (0.39%) Law
Job Titles
1 126 (49.22%) Developer
2 43 (16.80%) Java Developer
3 25 (9.77%) Administrator
4 24 (9.38%) Architect
4 24 (9.38%) Data Engineer
5 20 (7.81%) Linux Administrator
6 19 (7.42%) Hybris Developer
7 18 (7.03%) Big Data Engineer
7 18 (7.03%) Hadoop Administrator
8 13 (5.08%) Drupal Developer
9 12 (4.69%) Senior Developer
10 11 (4.30%) Big Data Developer
10 11 (4.30%) Linux Systems Administrator
10 11 (4.30%) Systems Administrator
11 10 (3.91%) Web Engineer
12 9 (3.52%) Hadoop Engineer
12 9 (3.52%) Senior Data Engineer
12 9 (3.52%) Senior Java Developer
13 8 (3.13%) .NET Developer
14 7 (2.73%) C# Developer
Libraries, Frameworks & Software Standards
1 82 (32.03%) Spring
2 63 (24.61%) CSS
3 62 (24.22%) HTML
4 61 (23.83%) Kafka
5 55 (21.48%) Spring Boot
6 50 (19.53%) REST
7 44 (17.19%) Lucene
8 37 (14.45%) Spring MVC
9 28 (10.94%) Servlets
10 27 (10.55%) JSP
10 27 (10.55%) Web Services
11 26 (10.16%) Drools
12 25 (9.77%) .NET
13 24 (9.38%) AngularJS
14 21 (8.20%) jQuery
15 19 (7.42%) Apache Camel
16 13 (5.08%) HTML5
16 13 (5.08%) RESTful
17 12 (4.69%) Django
17 12 (4.69%) RabbitMQ
Miscellaneous
1 26 (10.16%) Algorithms
2 18 (7.03%) Analytical Skills
3 8 (3.13%) Data Structures
3 8 (3.13%) Virtual Team
4 7 (2.73%) Computer Science
4 7 (2.73%) Distributed Denial-of-Service
5 6 (2.34%) Management Information System
6 5 (1.95%) Mobile App
6 5 (1.95%) Private Cloud
6 5 (1.95%) Reference Data
6 5 (1.95%) Tandem
6 5 (1.95%) Taxonomies
7 3 (1.17%) Clustering
7 3 (1.17%) Greenfield Project
8 2 (0.78%) Digital Media
8 2 (0.78%) Enterprise Software
8 2 (0.78%) Linked Data
8 2 (0.78%) Mobile Banking
9 1 (0.39%) Hedge funds
9 1 (0.39%) Smart Meter
Operating Systems
1 59 (23.05%) Linux
2 35 (13.67%) Unix
3 22 (8.59%) Red Hat Enterprise Linux
4 19 (7.42%) Debian
5 18 (7.03%) Ubuntu
6 11 (4.30%) Windows
7 6 (2.34%) Windows Server
8 4 (1.56%) Apple iOS
8 4 (1.56%) CentOS
9 3 (1.17%) Fedora
9 3 (1.17%) Mac OS X
9 3 (1.17%) Windows Server 2012
10 2 (0.78%) Android
10 2 (0.78%) Windows Server 2008
Processes & Methodologies
1 104 (40.63%) Agile Software Development
2 88 (34.38%) TDD
3 60 (23.44%) Microservices
4 48 (18.75%) MVC
5 42 (16.41%) Data Architecture
6 37 (14.45%) BDD
7 36 (14.06%) Scrum
8 31 (12.11%) DevOps
9 24 (9.38%) Performance Tuning
10 23 (8.98%) Continuous Integration
11 21 (8.20%) Open Source
11 21 (8.20%) SOA
11 21 (8.20%) Waterfall
12 19 (7.42%) MapReduce
13 18 (7.03%) Desktop Virtualisation
13 18 (7.03%) Security Hardening
14 17 (6.64%) Content Management
14 17 (6.64%) Pair Programming
15 16 (6.25%) Test Automation
16 15 (5.86%) E-Discovery
Programming Languages
1 118 (46.09%) Java
2 65 (25.39%) Python
3 59 (23.05%) SQL
4 58 (22.66%) JavaScript
5 19 (7.42%) C#
6 15 (5.86%) PHP
7 14 (5.47%) Scala
8 11 (4.30%) XPath
9 10 (3.91%) SPARQL
10 7 (2.73%) Perl
10 7 (2.73%) R
11 6 (2.34%) Groovy
12 5 (1.95%) Bash Shell
12 5 (1.95%) PowerShell
12 5 (1.95%) T-SQL
13 4 (1.56%) PL/SQL
14 3 (1.17%) ActionScript
14 3 (1.17%) C
14 3 (1.17%) GraphQL
14 3 (1.17%) Shell Script
Qualifications
1 29 (11.33%) Security Cleared
2 26 (10.16%) SC Cleared
3 14 (5.47%) Degree
4 7 (2.73%) CISA
4 7 (2.73%) CISM
4 7 (2.73%) CISSP
5 3 (1.17%) DBS Check
5 3 (1.17%) Master's Degree
6 1 (0.39%) Computer Science Degree
6 1 (0.39%) DV Cleared
Quality Assurance & Compliance
1 8 (3.13%) QA
2 6 (2.34%) FedRAMP
2 6 (2.34%) PCI DSS
3 5 (1.95%) Data Quality
4 1 (0.39%) SLA
System Software
1 63 (24.61%) HDFS
2 59 (23.05%) Apache ZooKeeper
3 35 (13.67%) Docker
4 31 (12.11%) Apache Flume
5 9 (3.52%) Active Directory
6 3 (1.17%) Varnish
Systems Management
1 22 (8.59%) Ansible
1 22 (8.59%) Oozie
1 22 (8.59%) Terraform
2 21 (8.20%) Kubernetes
3 14 (5.47%) Hadoop YARN
4 11 (4.30%) Kibana
5 9 (3.52%) logstash
6 5 (1.95%) Mesos
6 5 (1.95%) Puppet
7 4 (1.56%) Ambari
8 3 (1.17%) FTK
8 3 (1.17%) Opscode Chef
9 2 (0.78%) Rundeck
Vendors
1 29 (11.33%) Cloudera
2 23 (8.98%) Oracle
3 22 (8.59%) SAP
4 20 (7.81%) hybris
5 14 (5.47%) Sitecore
6 10 (3.91%) Adobe
6 10 (3.91%) IBM
7 9 (3.52%) HP
7 9 (3.52%) Informatica
8 5 (1.95%) Ab Initio
9 4 (1.56%) Hortonworks
10 3 (1.17%) Alteryx
10 3 (1.17%) Dynatrace
10 3 (1.17%) Microsoft
10 3 (1.17%) Nuix
10 3 (1.17%) Tableau
10 3 (1.17%) Talend
11 2 (0.78%) Minitab
11 2 (0.78%) Sybase
11 2 (0.78%) VMware
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