The following table provides summary statistics for contract job vacancies 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 May 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
3 months to
22 May 2017
Same period 2016 Same period 2015
Rank 467 562 568
Rank change year-on-year +95 +6  
Contract jobs citing Apache Solr 129 83 82
As % of all contract IT jobs advertised in the UK 0.29% 0.16% 0.15%
As % of the Application Platforms category 1.73% 0.87% 0.82%
Number of daily rates quoted 84 64 63
Median daily rate £425 £425 £463
Median daily rate % change year-on-year - -8.10%  
90% offered a daily rate of more than £338 £343 £342
10% offered a daily rate of more than £589 £543 £620
UK excluding London median daily rate £401 £390 £498
% change year-on-year +2.69% -21.60%  
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 with a requirement for application platform skills.

Contract Application Platform Skills
UK
Contract job vacancies with a requirement for application platform skills 7469 9549 9957
As % of all contract IT job vacancies advertised in the UK 16.69% 17.84% 17.80%
Number of daily rates quoted 4785 6312 6092
Median daily rate £425 £420 £375
Median daily rate % change year-on-year +1.19% +12.00%  
90% offered a daily rate of more than £250 £270 £230
10% offered a daily rate of more than £580 £571 £525
UK excluding London median daily rate £388 £400 £350
% change year-on-year -3.12% +14.28%  
Number of hourly rates quoted 185 213 367
Median hourly rate £18.45 £19.00 £20.00
Median hourly rate % change year-on-year -2.89% -5.00%  
90% offered a hourly rate of more than £12.00 £10.00 £12.00
10% offered a hourly rate of more than £50.00 £42.80 £40.00
UK excluding London median hourly rate £18.26 £17.50 £20.00
% change year-on-year +4.34% -12.50%  

Apache Solr
Job Vacancy Trend

The job posting trend of jobs advertised 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 the UK

Apache Solr
Contractor Daily Rate Trend

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

Contractor daily rate trend for Apache Solr in the UK

Apache Solr
Contractor Daily Rate Histogram

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

Contractor daily rate histogram for Apache Solr in the UK

Apache Solr
Contractor Hourly Rate Trend

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

Contractor hourly rate trend for Apache Solr in the UK

Apache Solr
Top 30 Contract Locations

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 UK over the 3 months to 22 May 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 +90 116 £425 -5.55% 44
London +33 61 £425 -10.52% 22
South East +40 24 £401 +5.39% 10
Hampshire +35 15 £401 +14.42% 4
South West - 8 £510 - 2
City of London -3 6 £425 -8.10% 3
Yorkshire +16 5 £375 -14.28% 3
East of England +9 5 £475 +21.79% 4
Bracknell - 5 £513 -
Berkshire - 5 £513 - 2
North West +32 4 - - 2
Leeds +18 4 £375 -14.28%
West Yorkshire +17 4 £375 -16.66%
Cardiff +6 4 £213 -32.00%
South Wales +6 4 £213 -32.00%
Wales +4 4 £213 -32.00%
East Midlands -8 4 £500 -4.76% 1
Norwich +1 3 - -
Norfolk 0 3 - -
Bournemouth - 3 £525 -
Dorset - 3 £525 -
West Midlands +29 2 £600 +66.66%
Oxfordshire -3 2 £600 +57.89% 3
Devon - 2 - - 1
Birmingham - 2 £600 -
Belfast - 2 - -
County Antrim - 2 - -
Exeter - 2 - - 1
Surrey - 2 - -
Northern Ireland - 2 - -

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

1 107 (47.14%) Agile Software Development
2 81 (35.68%) Java
3 69 (30.40%) JavaScript
3 69 (30.40%) HTML
4 68 (29.96%) SQL
5 66 (29.07%) CSS
6 64 (28.19%) Python
7 62 (27.31%) Lucene
7 62 (27.31%) Elasticsearch
8 60 (26.43%) Hadoop
9 57 (25.11%) Linux
10 56 (24.67%) Apache
11 50 (22.03%) TDD
12 49 (21.59%) Spring
13 48 (21.15%) MVC
14 47 (20.70%) Git (software)
15 44 (19.38%) Web Services
16 42 (18.50%) Apache Hive
16 42 (18.50%) MongoDB
17 40 (17.62%) Kafka
18 38 (16.74%) Apache Spark
19 37 (16.30%) jQuery
20 36 (15.86%) NoSQL
21 35 (15.42%) Amazon AWS
21 35 (15.42%) Unix
22 34 (14.98%) Spring MVC
23 33 (14.54%) RESTful
23 33 (14.54%) Apache ZooKeeper
23 33 (14.54%) Apache Cassandra
23 33 (14.54%) HDFS

Apache Solr
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 62 (27.31%) Elasticsearch
2 56 (24.67%) Apache
3 38 (16.74%) Apache Spark
4 28 (12.33%) Confluence
5 26 (11.45%) Adobe Experience Manager
6 18 (7.93%) CMS
7 16 (7.05%) Apache Pig
7 16 (7.05%) WebSphere
8 13 (5.73%) Drupal
8 13 (5.73%) Tomcat
9 9 (3.96%) nginx
10 7 (3.08%) JBoss
10 7 (3.08%) Sitecore CMS
11 4 (1.76%) Alfresco
11 4 (1.76%) IIS
12 3 (1.32%) CoreMedia CMS
12 3 (1.32%) Mule
12 3 (1.32%) Umbraco
12 3 (1.32%) WordPress
13 2 (0.88%) WebSphere Application Server
Applications
1 3 (1.32%) Microsoft Excel
1 3 (1.32%) Microsoft PowerPoint
2 2 (0.88%) Microsoft Office
Business Applications
1 14 (6.17%) SAP Hybris
2 1 (0.44%) BusinessWorks
2 1 (0.44%) SDL Web 8
Cloud Services
1 35 (15.42%) Amazon AWS
2 22 (9.69%) Microsoft Azure
3 7 (3.08%) Amazon EC2
4 6 (2.64%) Amazon S3
5 5 (2.20%) Amazon SQS
6 4 (1.76%) Amazon CloudWatch
6 4 (1.76%) AWS Lambda
6 4 (1.76%) Cloud Computing
6 4 (1.76%) CloudFront
7 3 (1.32%) Akamai
7 3 (1.32%) Amazon ElastiCache
7 3 (1.32%) Amazon EMR
8 2 (0.88%) SaaS
9 1 (0.44%) Amazon CloudSearch
9 1 (0.44%) AWS CloudFormation
9 1 (0.44%) GitHub
9 1 (0.44%) IaaS
9 1 (0.44%) PaaS
9 1 (0.44%) Trello
9 1 (0.44%) Virtual Private Cloud
Communications & Networking
1 5 (2.20%) Kerberos
2 4 (1.76%) DNS
2 4 (1.76%) HTTP
2 4 (1.76%) LDAP
2 4 (1.76%) Skype
2 4 (1.76%) SSL
3 3 (1.32%) Network Security
4 2 (0.88%) Internet
5 1 (0.44%) Intranet
5 1 (0.44%) TCP/IP
Database & Business Intelligence
1 60 (26.43%) Hadoop
2 42 (18.50%) Apache Hive
2 42 (18.50%) MongoDB
3 36 (15.86%) NoSQL
4 33 (14.54%) Apache Cassandra
5 32 (14.10%) Big Data
6 29 (12.78%) Impala
7 26 (11.45%) MySQL
8 24 (10.57%) SQL Server
9 15 (6.61%) HBase
10 14 (6.17%) Data Warehouse
11 11 (4.85%) Riak
12 10 (4.41%) Data Mining
12 10 (4.41%) Sqoop
13 9 (3.96%) DataStax
13 9 (3.96%) Relational Database
14 8 (3.52%) MarkLogic
14 8 (3.52%) Pentaho
15 6 (2.64%) Redis
16 5 (2.20%) OLAP
Development Applications
1 47 (20.70%) Git (software)
2 28 (12.33%) JIRA
3 17 (7.49%) Selenium
4 16 (7.05%) Jenkins
4 16 (7.05%) Maven
5 13 (5.73%) CasperJS
5 13 (5.73%) PhantomJS
6 12 (5.29%) JUnit
7 11 (4.85%) Eclipse
8 10 (4.41%) IntelliJ
9 9 (3.96%) Bitbucket
10 8 (3.52%) Gradle
11 7 (3.08%) Subversion
11 7 (3.08%) TeamCity
12 6 (2.64%) Karma Test Runner
12 6 (2.64%) Visual Studio
13 5 (2.20%) Atlassian Bamboo
13 5 (2.20%) Mercurial
13 5 (2.20%) SonarQube
14 4 (1.76%) Team Foundation Server
General
1 15 (6.61%) Finance
2 12 (5.29%) Banking
3 4 (1.76%) Advertising
3 4 (1.76%) Investment Banking
3 4 (1.76%) Legal
3 4 (1.76%) Marketing
3 4 (1.76%) Retail
4 3 (1.32%) Publishing
5 2 (0.88%) Billing
5 2 (0.88%) Financial Institution
5 2 (0.88%) Wholesale Banking
6 1 (0.44%) German Language
6 1 (0.44%) Law
6 1 (0.44%) Manufacturing
6 1 (0.44%) Retail Banking
6 1 (0.44%) Telecoms
Job Titles
1 104 (45.81%) Developer
2 31 (13.66%) Java Developer
3 24 (10.57%) Administrator
4 19 (8.37%) Linux Administrator
5 17 (7.49%) Architect
5 17 (7.49%) Hadoop Administrator
6 14 (6.17%) Hybris Developer
7 13 (5.73%) Drupal Developer
7 13 (5.73%) Web Engineer
8 11 (4.85%) .NET Developer
9 10 (4.41%) Data Scientist
9 10 (4.41%) Linux Systems Administrator
9 10 (4.41%) Systems Administrator
10 9 (3.96%) Full Stack Developer
11 8 (3.52%) Angular Developer
12 7 (3.08%) Analyst
12 7 (3.08%) C# .NET Developer
12 7 (3.08%) C# Developer
12 7 (3.08%) Designer
12 7 (3.08%) Senior Developer
Libraries, Frameworks & Software Standards
1 69 (30.40%) HTML
2 66 (29.07%) CSS
3 62 (27.31%) Lucene
4 49 (21.59%) Spring
5 44 (19.38%) Web Services
6 40 (17.62%) Kafka
7 37 (16.30%) jQuery
8 34 (14.98%) Spring MVC
9 33 (14.54%) RESTful
10 28 (12.33%) Ajax
10 28 (12.33%) JSON
10 28 (12.33%) XML
11 27 (11.89%) SOAP
12 25 (11.01%) RabbitMQ
13 23 (10.13%) .NET
14 22 (9.69%) Spring Boot
15 21 (9.25%) Servlets
16 20 (8.81%) AngularJS
16 20 (8.81%) JSP
17 18 (7.93%) Apache Sling
Miscellaneous
1 22 (9.69%) Analytical Skills
2 9 (3.96%) Computer Science
3 6 (2.64%) Management Information System
4 5 (2.20%) Data Structures
4 5 (2.20%) Mobile App
4 5 (2.20%) Reference Data
4 5 (2.20%) Taxonomies
4 5 (2.20%) Virtual Team
5 4 (1.76%) Distributed Denial-of-Service
5 4 (1.76%) Replication
5 4 (1.76%) Tandem
6 3 (1.32%) Algorithms
6 3 (1.32%) Clustering
6 3 (1.32%) Enterprise Software
6 3 (1.32%) Linux Command Line
6 3 (1.32%) Private Cloud
7 2 (0.88%) Digital Media
7 2 (0.88%) Linked Data
7 2 (0.88%) Smart Meter
8 1 (0.44%) Hedge funds
Operating Systems
1 57 (25.11%) Linux
2 35 (15.42%) Unix
3 25 (11.01%) Red Hat Enterprise Linux
4 17 (7.49%) Debian
4 17 (7.49%) Ubuntu
5 10 (4.41%) Windows
6 6 (2.64%) Windows Server
7 5 (2.20%) CentOS
8 3 (1.32%) Fedora
8 3 (1.32%) Windows Server 2012
9 2 (0.88%) Apple iOS
9 2 (0.88%) Mac OS X
9 2 (0.88%) Windows Server 2008
10 1 (0.44%) Android
10 1 (0.44%) CoreOS
10 1 (0.44%) Solaris
Processes & Methodologies
1 107 (47.14%) Agile Software Development
2 50 (22.03%) TDD
3 48 (21.15%) MVC
4 25 (11.01%) Continuous Integration
4 25 (11.01%) Open Source
5 24 (10.57%) DevOps
5 24 (10.57%) Microservices
5 24 (10.57%) OO
6 21 (9.25%) Performance Tuning
7 20 (8.81%) MapReduce
8 19 (8.37%) Scrum
9 18 (7.93%) OOD
10 17 (7.49%) Desktop Virtualisation
10 17 (7.49%) ETL
10 17 (7.49%) Security Hardening
11 16 (7.05%) Content Management
11 16 (7.05%) SOA
11 16 (7.05%) Waterfall
12 15 (6.61%) Analytics
12 15 (6.61%) Data Analysis
Programming Languages
1 81 (35.68%) Java
2 69 (30.40%) JavaScript
3 68 (29.96%) SQL
4 64 (28.19%) Python
5 17 (7.49%) C#
6 14 (6.17%) XPath
7 13 (5.73%) PHP
7 13 (5.73%) Scala
8 12 (5.29%) R
9 10 (4.41%) Bash Shell
10 8 (3.52%) Perl
11 6 (2.64%) Shell Script
11 6 (2.64%) SPARQL
12 5 (2.20%) T-SQL
13 4 (1.76%) PL/SQL
13 4 (1.76%) Ruby
14 3 (1.32%) ActionScript
14 3 (1.32%) CoffeeScript
14 3 (1.32%) GraphQL
14 3 (1.32%) Groovy
Qualifications
1 15 (6.61%) Degree
2 6 (2.64%) SC Cleared
2 6 (2.64%) Security Cleared
3 4 (1.76%) CISA
3 4 (1.76%) CISM
3 4 (1.76%) CISSP
4 1 (0.44%) AWS Certification
4 1 (0.44%) DV Cleared
Quality Assurance & Compliance
1 5 (2.20%) Data Quality
1 5 (2.20%) QA
2 4 (1.76%) FedRAMP
2 4 (1.76%) PCI DSS
System Software
1 33 (14.54%) Apache ZooKeeper
1 33 (14.54%) HDFS
2 28 (12.33%) Apache Flume
3 7 (3.08%) Docker
4 5 (2.20%) Active Directory
5 4 (1.76%) Varnish
Systems Management
1 22 (9.69%) Oozie
2 18 (7.93%) Hadoop YARN
3 7 (3.08%) Kibana
4 6 (2.64%) Opscode Chef
5 5 (2.20%) Mesos
5 5 (2.20%) Puppet
6 4 (1.76%) Ambari
6 4 (1.76%) logstash
7 2 (0.88%) Kubernetes
7 2 (0.88%) Rundeck
8 1 (0.44%) Ansible
8 1 (0.44%) Control-M
8 1 (0.44%) Nagios
8 1 (0.44%) Packer
8 1 (0.44%) rkt
8 1 (0.44%) Unicenter
8 1 (0.44%) ZABBIX
Vendors
1 27 (11.89%) Oracle
2 26 (11.45%) Adobe
2 26 (11.45%) Cloudera
3 15 (6.61%) Sitecore
4 14 (6.17%) hybris
4 14 (6.17%) SAP
5 9 (3.96%) IBM
5 9 (3.96%) Informatica
6 5 (2.20%) Microsoft
7 4 (1.76%) Ab Initio
7 4 (1.76%) Hortonworks
8 3 (1.32%) Alteryx
8 3 (1.32%) Atlassian
8 3 (1.32%) Dynatrace
8 3 (1.32%) HP
8 3 (1.32%) Minitab
8 3 (1.32%) Splunk
8 3 (1.32%) Tableau
8 3 (1.32%) Talend
9 2 (0.88%) Sybase
Croydon, Surrey
LA International
Rate: £550 - £590 per day
Posted: 5 hours ago
London
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Rate: £450 - £600 per day
Posted: 5 hours ago
City, London
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Rate: £600 - £700 per day
Posted: 4 days ago
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Rate: £500.00 - £550.00 per day
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