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 25 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
3 months to
25 Jun 2017
Same period 2016 Same period 2015
Rank 428 552 562
Rank change year-on-year +124 +10  
Contract jobs citing Apache Solr 161 100 74
As % of all contract IT jobs advertised in the UK 0.35% 0.19% 0.13%
As % of the Application Platforms category 2.10% 1.04% 0.74%
Number of daily rates quoted 105 73 50
Median daily rate £450 £450 £419
Median daily rate % change year-on-year - +7.46%  
90% offered a daily rate of more than £344 £333 £336
10% offered a daily rate of more than £600 £600 £555
UK excluding London median daily rate £401 £425 £400
% change year-on-year -5.76% +6.25%  
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 7676 9587 9977
As % of all contract IT job vacancies advertised in the UK 16.58% 18.07% 17.80%
Number of daily rates quoted 4899 6394 6227
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 £260 £265 £230
10% offered a daily rate of more than £575 £560 £525
UK excluding London median daily rate £400 £390 £350
% change year-on-year +2.56% +11.42%  
Number of hourly rates quoted 196 235 341
Median hourly rate £24.50 £20.50 £20.60
Median hourly rate % change year-on-year +19.51% -0.48%  
90% offered a hourly rate of more than £11.50 £12.49 £12.00
10% offered a hourly rate of more than £50.00 £43.00 £40.00
UK excluding London median hourly rate £25.00 £25.00 £21.00
% change year-on-year - +19.04%  

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 25 June 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 25 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
England +101 150 £450 -0.05% 50
London +51 96 £475 - 28
South East +46 17 £401 +5.39% 12
City of London +16 15 £513 +10.81% 5
Hampshire +19 13 £401 +14.42% 4
East Midlands -13 9 £500 -4.76% 1
East of England -2 8 £525 +3.44% 2
West Midlands +27 6 £510 +27.50%
Croydon +5 6 £548 +15.26% 3
Birmingham - 6 £510 -
North West +30 5 - - 6
Nottinghamshire - 5 - - 1
Nottingham - 5 - - 1
South West +4 4 £220 -41.33%
Cardiff +1 4 £213 -32.00%
South Wales -4 4 £213 -32.00%
Wales -5 4 £213 -32.00%
Yorkshire +18 3 £250 -41.17% 1
Norfolk +6 3 - -
Norwich +4 3 - -
West Yorkshire +16 2 £250 -41.17%
Leeds +14 2 £250 -41.17%
Canary Wharf +5 2 £650 -
Hertfordshire -2 2 £550 -
Leicester -3 2 £500 -4.76%
Leicestershire -10 2 £500 -4.76%
Oxfordshire -11 2 £600 +57.89% 5
Devon - 2 - -
Berkshire - 2 £538 - 2
Belfast - 2 - -

For the 6 months to 25 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 with a requirement for Apache Solr.

1 112 (44.09%) Java
2 110 (43.31%) Agile Software Development
3 79 (31.10%) Hadoop
4 76 (29.92%) TDD
5 75 (29.53%) Elasticsearch
6 67 (26.38%) Python
7 66 (25.98%) Spring
8 62 (24.41%) SQL
8 62 (24.41%) CSS
9 61 (24.02%) HTML
9 61 (24.02%) Linux
10 60 (23.62%) JavaScript
11 58 (22.83%) Git (software)
12 53 (20.87%) Apache Spark
12 53 (20.87%) Lucene
13 50 (19.69%) HDFS
14 49 (19.29%) Kafka
15 48 (18.90%) MVC
16 47 (18.50%) Big Data
16 47 (18.50%) Microservices
17 46 (18.11%) Apache ZooKeeper
18 44 (17.32%) Apache Hive
18 44 (17.32%) JIRA
19 42 (16.54%) Apache
19 42 (16.54%) MongoDB
19 42 (16.54%) NoSQL
19 42 (16.54%) Confluence
20 39 (15.35%) Spring Boot
21 38 (14.96%) Unix
22 35 (13.78%) Spring MVC

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 75 (29.53%) Elasticsearch
2 53 (20.87%) Apache Spark
3 42 (16.54%) Apache
3 42 (16.54%) Confluence
4 17 (6.69%) CMS
4 17 (6.69%) Tomcat
4 17 (6.69%) WebSphere
5 16 (6.30%) Apache Pig
6 14 (5.51%) Drupal
7 13 (5.12%) Adobe Experience Manager
8 9 (3.54%) JBoss
9 8 (3.15%) nginx
9 8 (3.15%) Sitecore CMS
10 6 (2.36%) SharePoint
11 5 (1.97%) Mule
12 4 (1.57%) Alfresco
13 3 (1.18%) IIS
13 3 (1.18%) MS Exchange
13 3 (1.18%) Umbraco
13 3 (1.18%) WordPress
Applications
1 3 (1.18%) Microsoft Excel
1 3 (1.18%) Microsoft PowerPoint
2 2 (0.79%) Microsoft Office
Business Applications
1 17 (6.69%) SAP Hybris
2 1 (0.39%) BusinessWorks
2 1 (0.39%) SAP Oil and Gas
2 1 (0.39%) SDL Web 8
Cloud Services
1 35 (13.78%) Amazon AWS
2 20 (7.87%) Microsoft Azure
3 7 (2.76%) GitHub
4 6 (2.36%) Amazon EC2
4 6 (2.36%) Amazon S3
4 6 (2.36%) Cloud Computing
5 5 (1.97%) Amazon CloudWatch
5 5 (1.97%) Amazon SQS
5 5 (1.97%) AWS Lambda
5 5 (1.97%) CloudFront
6 4 (1.57%) Amazon ElastiCache
7 3 (1.18%) Akamai
7 3 (1.18%) Amazon EMR
8 2 (0.79%) Office 365
8 2 (0.79%) SaaS
9 1 (0.39%) Amazon CloudSearch
9 1 (0.39%) Azure Data Factory
9 1 (0.39%) PaaS
9 1 (0.39%) Trello
9 1 (0.39%) Virtual Private Cloud
Communications & Networking
1 17 (6.69%) Kerberos
2 10 (3.94%) LDAP
3 5 (1.97%) Network Security
4 4 (1.57%) HTTP
4 4 (1.57%) Skype
4 4 (1.57%) SSL
5 3 (1.18%) DNS
6 2 (0.79%) Internet
6 2 (0.79%) Intranet
6 2 (0.79%) S/MIME
7 1 (0.39%) TCP/IP
Database & Business Intelligence
1 79 (31.10%) Hadoop
2 47 (18.50%) Big Data
3 44 (17.32%) Apache Hive
4 42 (16.54%) MongoDB
4 42 (16.54%) NoSQL
5 33 (12.99%) Apache Cassandra
6 32 (12.60%) HBase
7 26 (10.24%) Impala
8 23 (9.06%) MySQL
9 22 (8.66%) SQL Server
10 13 (5.12%) PostgreSQL
10 13 (5.12%) Relational Database
11 12 (4.72%) DataStax
12 11 (4.33%) Sqoop
13 9 (3.54%) Data Mining
13 9 (3.54%) Data Warehouse
14 5 (1.97%) Endeca
14 5 (1.97%) OLAP
14 5 (1.97%) OLTP
14 5 (1.97%) Oracle OLAP
Development Applications
1 58 (22.83%) Git (software)
2 44 (17.32%) JIRA
3 24 (9.45%) Jenkins
4 18 (7.09%) Maven
5 17 (6.69%) IntelliJ
6 15 (5.91%) Selenium
7 14 (5.51%) JUnit
8 12 (4.72%) Cucumber
8 12 (4.72%) Eclipse
9 10 (3.94%) CasperJS
9 10 (3.94%) PhantomJS
10 9 (3.54%) Bitbucket
10 9 (3.54%) Gradle
11 8 (3.15%) Subversion
12 6 (2.36%) Karma Test Runner
12 6 (2.36%) Mercurial
12 6 (2.36%) TeamCity
12 6 (2.36%) Visual Studio
13 5 (1.97%) GitLab
13 5 (1.97%) Hudson
General
1 30 (11.81%) Finance
2 22 (8.66%) Banking
3 11 (4.33%) Investment Banking
4 8 (3.15%) Financial Institution
5 7 (2.76%) Legal
5 7 (2.76%) Retail
6 6 (2.36%) Marketing
7 4 (1.57%) Advertising
7 4 (1.57%) Publishing
8 2 (0.79%) Billing
8 2 (0.79%) Manufacturing
8 2 (0.79%) Retail Banking
8 2 (0.79%) Telecoms
8 2 (0.79%) Wholesale Banking
9 1 (0.39%) Digital Economy
9 1 (0.39%) Electronics
9 1 (0.39%) German Language
9 1 (0.39%) Law
Job Titles
1 123 (48.43%) Developer
2 41 (16.14%) Java Developer
3 26 (10.24%) Architect
4 25 (9.84%) Administrator
5 20 (7.87%) Linux Administrator
6 18 (7.09%) Hadoop Administrator
7 17 (6.69%) Hybris Developer
8 14 (5.51%) Data Engineer
9 13 (5.12%) Drupal Developer
10 11 (4.33%) Big Data Engineer
10 11 (4.33%) Linux Systems Administrator
10 11 (4.33%) Senior Developer
10 11 (4.33%) Systems Administrator
11 10 (3.94%) .NET Developer
11 10 (3.94%) Big Data Developer
11 10 (3.94%) Data Scientist
11 10 (3.94%) Web Engineer
12 9 (3.54%) C# Developer
13 8 (3.15%) Senior Java Developer
14 7 (2.76%) Applications Architect
Libraries, Frameworks & Software Standards
1 66 (25.98%) Spring
2 62 (24.41%) CSS
3 61 (24.02%) HTML
4 53 (20.87%) Lucene
5 49 (19.29%) Kafka
6 39 (15.35%) Spring Boot
7 35 (13.78%) REST
7 35 (13.78%) Spring MVC
8 30 (11.81%) Web Services
9 27 (10.63%) .NET
10 26 (10.24%) Servlets
11 25 (9.84%) jQuery
11 25 (9.84%) JSP
12 24 (9.45%) AngularJS
13 18 (7.09%) RESTful
14 17 (6.69%) Natural Language Processing
15 15 (5.91%) Ajax
15 15 (5.91%) JSON
16 14 (5.51%) RabbitMQ
17 13 (5.12%) HTML5
Miscellaneous
1 20 (7.87%) Analytical Skills
2 14 (5.51%) Algorithms
3 11 (4.33%) Virtual Team
4 10 (3.94%) Computer Science
5 8 (3.15%) Data Structures
6 7 (2.76%) Distributed Denial-of-Service
7 6 (2.36%) Management Information System
8 5 (1.97%) Mobile App
8 5 (1.97%) Private Cloud
8 5 (1.97%) Reference Data
8 5 (1.97%) Tandem
8 5 (1.97%) Taxonomies
9 4 (1.57%) Linux Command Line
10 3 (1.18%) Clustering
10 3 (1.18%) Enterprise Software
10 3 (1.18%) Greenfield Project
11 2 (0.79%) Digital Media
11 2 (0.79%) Linked Data
11 2 (0.79%) Mobile Banking
11 2 (0.79%) Smart Meter
Operating Systems
1 61 (24.02%) Linux
2 38 (14.96%) Unix
3 25 (9.84%) Red Hat Enterprise Linux
4 18 (7.09%) Debian
4 18 (7.09%) Ubuntu
5 11 (4.33%) Windows
6 6 (2.36%) Windows Server
7 4 (1.57%) Apple iOS
7 4 (1.57%) CentOS
8 3 (1.18%) Fedora
8 3 (1.18%) Mac OS X
8 3 (1.18%) Windows Server 2012
9 2 (0.79%) Android
9 2 (0.79%) Windows Server 2008
Processes & Methodologies
1 110 (43.31%) Agile Software Development
2 76 (29.92%) TDD
3 48 (18.90%) MVC
4 47 (18.50%) Microservices
5 31 (12.20%) DevOps
6 27 (10.63%) Data Architecture
7 26 (10.24%) Open Source
8 25 (9.84%) Scrum
9 24 (9.45%) Performance Tuning
10 23 (9.06%) BDD
10 23 (9.06%) Continuous Integration
11 21 (8.27%) SOA
12 20 (7.87%) MapReduce
13 19 (7.48%) Waterfall
14 18 (7.09%) Desktop Virtualisation
14 18 (7.09%) Security Hardening
15 17 (6.69%) Content Management
16 16 (6.30%) Analytics
16 16 (6.30%) Pair Programming
17 15 (5.91%) E-Discovery
Programming Languages
1 112 (44.09%) Java
2 67 (26.38%) Python
3 62 (24.41%) SQL
4 60 (23.62%) JavaScript
5 22 (8.66%) C#
6 14 (5.51%) PHP
7 12 (4.72%) Scala
8 11 (4.33%) XPath
9 8 (3.15%) Bash Shell
9 8 (3.15%) R
9 8 (3.15%) SPARQL
10 7 (2.76%) Perl
11 6 (2.36%) Groovy
11 6 (2.36%) Shell Script
12 5 (1.97%) PowerShell
12 5 (1.97%) T-SQL
13 4 (1.57%) PL/SQL
14 3 (1.18%) ActionScript
14 3 (1.18%) GraphQL
15 2 (0.79%) VBA
Qualifications
1 19 (7.48%) Security Cleared
2 17 (6.69%) Degree
2 17 (6.69%) SC Cleared
3 7 (2.76%) CISA
3 7 (2.76%) CISM
3 7 (2.76%) CISSP
4 4 (1.57%) Computer Science Degree
5 3 (1.18%) Master's Degree
6 2 (0.79%) DBS Check
7 1 (0.39%) DV Cleared
Quality Assurance & Compliance
1 8 (3.15%) QA
2 6 (2.36%) FedRAMP
2 6 (2.36%) PCI DSS
3 5 (1.97%) Data Quality
4 1 (0.39%) SLA
System Software
1 50 (19.69%) HDFS
2 46 (18.11%) Apache ZooKeeper
3 32 (12.60%) Apache Flume
4 23 (9.06%) Docker
5 9 (3.54%) Active Directory
6 3 (1.18%) Varnish
Systems Management
1 23 (9.06%) Oozie
2 14 (5.51%) Hadoop YARN
3 12 (4.72%) Ansible
4 11 (4.33%) Kubernetes
4 11 (4.33%) Terraform
5 10 (3.94%) Kibana
6 8 (3.15%) logstash
7 7 (2.76%) Puppet
8 5 (1.97%) Mesos
8 5 (1.97%) Opscode Chef
9 4 (1.57%) Ambari
10 3 (1.18%) FTK
11 2 (0.79%) Rundeck
Vendors
1 30 (11.81%) Cloudera
2 23 (9.06%) Oracle
3 18 (7.09%) SAP
4 17 (6.69%) hybris
5 16 (6.30%) Sitecore
6 13 (5.12%) Adobe
7 10 (3.94%) IBM
8 9 (3.54%) HP
8 9 (3.54%) Informatica
9 5 (1.97%) Ab Initio
10 4 (1.57%) Hortonworks
11 3 (1.18%) Alteryx
11 3 (1.18%) Atlassian
11 3 (1.18%) Dynatrace
11 3 (1.18%) Microsoft
11 3 (1.18%) Minitab
11 3 (1.18%) Nuix
11 3 (1.18%) Splunk
11 3 (1.18%) Tableau
11 3 (1.18%) Talend
London
ARC IT Recruitment Ltd
Rate: £450 - £500 per day
Posted: Yesterday
London
Hydrogen Group
Rate: £450.00 - £535.00 per day
Posted: 2 days ago
London
Volt
Rate: £500.00 - £550.00 per day
Posted: 2 days ago
London
Burns Sheehan
Rate: £425 - £450 per day
Posted: 4 days ago
London
IntaPeople
Rate: £400 - £465 per day
Posted: 2 days ago
Liverpool, Merseyside
Austin Fraser
Rate: £0.00 per annum
Posted: 3 days ago
London
Understanding Recruitment
Rate: £500.00 - £550.00 per day
Posted: 4 days ago
London
Talent International
Rate: £550 - £700 per day
Posted: 2 days ago
Nottingham, Nottinghamshire
Evolution Recruitment Solutions
Rate: 400 - 450pd
Posted: 2 days ago
City, London
Haybrook IT Resourcing Ltd
Rate: Up to £500 per day
Posted: 2 days ago
City, London
Oliver Bernard
Rate: £450 - £525 per day + Excellent Bonus & Benefits
Posted: 5 days ago
Croydon, Surrey
Difrent
Rate: From £530 to £550 per day
Posted: 3 days ago
London
Experis Ltd
Rate: £400.00 - £600.00 per day
Posted: 3 days ago
UK
Interact Consulting
Rate: 650-725pd
Posted: 3 days ago
Croydon, Surrey
People Source Consulting
Rate: £600 - £650 per day
Posted: 3 days ago