Period
to 16 January 2018

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 6 months to 16 January 2018 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
6 months to
16 Jan 2018
Same period 2017 Same period 2016
Rank 619 622 664
Rank change year-on-year +3 +42 +4
Contract jobs citing Apache Solr 259 248 219
As % of all contract IT jobs advertised in the UK 0.26% 0.26% 0.20%
As % of the Application Platforms category 1.57% 1.42% 1.17%
Number of daily rates quoted 162 145 156
UK median daily rate £500 £500 £450
Median daily rate % change year-on-year - +11.11% +8.43%
10th Percentile £342 £363 £316
90th Percentile £674 £675 £613
UK excluding London median daily rate £473 £500 £395
% change year-on-year -5.50% +26.58% +16.18%
Number of hourly rates quoted 0 0 0
UK median hourly rate - - -
UK excluding London median hourly rate - - -

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

All Application Platform Skills
UK
Contract vacancies with a requirement for application platform skills 16,539 17,517 18,791
As % of all contract IT jobs advertised in the UK 16.50% 18.14% 17.53%
Number of daily rates quoted 11,044 11,282 11,880
UK median daily rate £450 £425 £400
Median daily rate % change year-on-year +5.88% +6.25% +3.23%
10th Percentile £263 £250 £229
90th Percentile £619 £594 £575
UK excluding London median daily rate £400 £388 £388
% change year-on-year +3.23% - +3.33%
Number of hourly rates quoted 397 404 557
UK median hourly rate £19.50 £19.44 £21.00
Median hourly rate % change year-on-year +0.33% -7.45% +16.67%
10th Percentile £11.25 £12.00 £11.00
90th Percentile £47.50 £47.00 £45.25
UK excluding London median hourly rate £19.34 £20.00 £20.00
% change year-on-year -3.30% - +13.48%

Apache Solr
Job Vacancy Trend

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

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 6 months to 16 January 2018.

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 13 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 6 months to 16 January 2018. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
England -10 250 £500 +1.01% 89
London -39 175 £525 +8.25% 53
UK excluding London +20 82 £473 -5.50% 38
South East -21 34 £475 -13.64% 13
North of England +48 21 £475 +46.15% 12
Yorkshire +32 15 £325 - 2
South West +9 11 £425 +7.94% 5
North West +18 6 £600 - 9
East of England -13 5 £625 +68.92% 6
West Midlands +9 4 - -
Midlands +3 4 - -
Scotland -9 4 £500 - 2
Wales - 3 £450 -

For the 6 months to 16 January 2018, 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.

1 165 (63.71%) Java
2 139 (53.67%) Agile Software Development
3 121 (46.72%) Spring
4 88 (33.98%) TDD
5 87 (33.59%) REST
6 81 (31.27%) Apache Spark
7 80 (30.89%) Kafka
8 79 (30.50%) Hadoop
9 76 (29.34%) SQL
10 75 (28.96%) Big Data
11 74 (28.57%) Elasticsearch
11 74 (28.57%) Git (software)
12 71 (27.41%) HBase
13 70 (27.03%) Scrum
14 69 (26.64%) HDFS
15 68 (26.25%) Microservices
16 66 (25.48%) JIRA
16 66 (25.48%) JavaScript
17 62 (23.94%) Linux
18 61 (23.55%) Spring Boot
19 58 (22.39%) Kerberos
20 57 (22.01%) Amazon AWS
21 56 (21.62%) BDD
22 55 (21.24%) Docker
23 54 (20.85%) HTML
23 54 (20.85%) Finance
24 52 (20.08%) Data Architecture
25 51 (19.69%) jQuery
25 51 (19.69%) Continuous Integration
26 50 (19.31%) NoSQL

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 81 (31.27%) Apache Spark
2 74 (28.57%) Elasticsearch
3 41 (15.83%) Confluence
4 36 (13.90%) Apache
5 30 (11.58%) Drupal
6 26 (10.04%) CMS
7 22 (8.49%) JBoss
8 20 (7.72%) Tomcat
9 18 (6.95%) Apache Pig
10 14 (5.41%) Adobe Experience Manager
11 13 (5.02%) Sitecore CMS
12 7 (2.70%) Mule
13 5 (1.93%) IIS
13 5 (1.93%) SharePoint
13 5 (1.93%) WebSphere
13 5 (1.93%) WebSphere Application Server
14 3 (1.16%) EPiServer
15 2 (0.77%) Liferay
15 2 (0.77%) nginx
15 2 (0.77%) WebLogic Portal
Applications
1 2 (0.77%) MS Visio
2 1 (0.39%) Photoshop
Business Applications
1 5 (1.93%) SAP Hybris
2 4 (1.54%) Magento
3 2 (0.77%) Payment Gateway
Cloud Services
1 57 (22.01%) Amazon AWS
2 28 (10.81%) Amazon EC2
3 15 (5.79%) AWS Lambda
3 15 (5.79%) Serverless
4 14 (5.41%) Amazon S3
4 14 (5.41%) Amazon SQS
5 12 (4.63%) Microsoft Azure
6 9 (3.47%) Amazon ElastiCache
6 9 (3.47%) GitHub
7 8 (3.09%) Amazon CloudWatch
7 8 (3.09%) CloudFront
8 6 (2.32%) AWS CloudFormation
9 4 (1.54%) Amazon EMR
10 2 (0.77%) AWS Elastic Beanstalk
10 2 (0.77%) Virtual Private Cloud
11 1 (0.39%) Amazon ELB
11 1 (0.39%) Amazon Kinesis
11 1 (0.39%) Heroku
11 1 (0.39%) IaaS
11 1 (0.39%) Route 53
Communications & Networking
1 58 (22.39%) Kerberos
2 14 (5.41%) SSL
3 5 (1.93%) Intranet
4 4 (1.54%) AMQP
4 4 (1.54%) Skype
5 3 (1.16%) DNS
5 3 (1.16%) Firewall
5 3 (1.16%) HTTP
6 2 (0.77%) Internet
7 1 (0.39%) LDAP
7 1 (0.39%) SMS
Database & Business Intelligence
1 79 (30.50%) Hadoop
2 75 (28.96%) Big Data
3 71 (27.41%) HBase
4 50 (19.31%) NoSQL
5 43 (16.60%) MongoDB
6 36 (13.90%) Apache Cassandra
7 30 (11.58%) Apache Hive
8 27 (10.42%) MySQL
8 27 (10.42%) SQL Server
9 25 (9.65%) PostgreSQL
10 17 (6.56%) Relational Database
11 14 (5.41%) DataStax
12 13 (5.02%) Oracle Database
13 12 (4.63%) Data Warehouse
14 11 (4.25%) Amazon DynamoDB
15 10 (3.86%) Impala
15 10 (3.86%) Riak
16 8 (3.09%) Data Mining
16 8 (3.09%) DB2
16 8 (3.09%) MarkLogic
Development Applications
1 74 (28.57%) Git (software)
2 66 (25.48%) JIRA
3 50 (19.31%) Jenkins
4 39 (15.06%) Cucumber
5 33 (12.74%) Maven
6 25 (9.65%) JUnit
7 18 (6.95%) IntelliJ
8 16 (6.18%) TeamCity
9 14 (5.41%) Eclipse
10 11 (4.25%) Bitbucket
10 11 (4.25%) Sonatype Nexus
11 10 (3.86%) Gradle
11 10 (3.86%) Mockito
11 10 (3.86%) Vagrant
12 9 (3.47%) GitLab
12 9 (3.47%) JMeter
12 9 (3.47%) Subversion
13 7 (2.70%) Mercurial
14 6 (2.32%) Checkstyle
14 6 (2.32%) SonarQube
General
1 54 (20.85%) Finance
2 23 (8.88%) Banking
3 12 (4.63%) Marketing
3 12 (4.63%) Telecoms
4 8 (3.09%) Games
5 7 (2.70%) Legal
6 6 (2.32%) Investment Banking
7 5 (1.93%) Manufacturing
8 4 (1.54%) Electronics
8 4 (1.54%) Publishing
8 4 (1.54%) Retail
9 1 (0.39%) Advertising
9 1 (0.39%) Billing
9 1 (0.39%) Financial Institution
9 1 (0.39%) Multimedia
9 1 (0.39%) Retail Banking
Job Titles
1 157 (60.62%) Developer
2 71 (27.41%) Java Developer
3 32 (12.36%) Architect
4 26 (10.04%) Drupal Developer
5 24 (9.27%) Big Data Developer
6 23 (8.88%) Data Architect
7 22 (8.49%) Solr Developer
8 18 (6.95%) Senior Developer
9 15 (5.79%) Data Engineer
10 14 (5.41%) Big Data Architect
10 14 (5.41%) Big Data Engineer
11 12 (4.63%) Full Stack Developer
11 12 (4.63%) Lead Developer
11 12 (4.63%) PHP Developer
12 11 (4.25%) .NET Developer
12 11 (4.25%) Consultant
12 11 (4.25%) Hadoop Engineer
12 11 (4.25%) Senior Java Developer
13 10 (3.86%) Hybris Developer
14 8 (3.09%) PHP Drupal Developer
Libraries, Frameworks & Software Standards
1 121 (46.72%) Spring
2 87 (33.59%) REST
3 80 (30.89%) Kafka
4 61 (23.55%) Spring Boot
5 54 (20.85%) HTML
6 51 (19.69%) jQuery
7 47 (18.15%) CSS
7 47 (18.15%) Web Services
8 41 (15.83%) JSON
8 41 (15.83%) Lucene
9 40 (15.44%) XML
10 33 (12.74%) Hibernate
10 33 (12.74%) Spring MVC
11 30 (11.58%) Drools
12 29 (11.20%) Ajax
13 28 (10.81%) HTML5
14 24 (9.27%) .NET
14 24 (9.27%) SOAP
15 22 (8.49%) RESTful
16 21 (8.11%) AngularJS
Miscellaneous
1 37 (14.29%) Algorithms
2 27 (10.42%) Analytical Skills
3 11 (4.25%) Data Structures
4 8 (3.09%) Computer Science
4 8 (3.09%) User Experience
5 7 (2.70%) Replication
6 6 (2.32%) Fintech
6 6 (2.32%) Greenfield Project
7 4 (1.54%) Mobile App
8 3 (1.16%) Linux Command Line
8 3 (1.16%) Reference Data
8 3 (1.16%) State Machine
8 3 (1.16%) Wiki
9 2 (0.77%) Clustering
9 2 (0.77%) Data Centre
9 2 (0.77%) Media Streaming
9 2 (0.77%) MPEG
9 2 (0.77%) Over-the-Top Content
9 2 (0.77%) PKI
10 1 (0.39%) SWIFT
Operating Systems
1 62 (23.94%) Linux
2 30 (11.58%) Unix
3 16 (6.18%) Red Hat Enterprise Linux
4 12 (4.63%) Windows
5 11 (4.25%) CentOS
6 7 (2.70%) Windows Server
7 5 (1.93%) Windows 10
8 4 (1.54%) Fedora
8 4 (1.54%) Windows 7
8 4 (1.54%) Windows Server 2012
9 3 (1.16%) AIX
9 3 (1.16%) Ubuntu
10 1 (0.39%) Apple iOS
Processes & Methodologies
1 139 (53.67%) Agile Software Development
2 88 (33.98%) TDD
3 70 (27.03%) Scrum
4 68 (26.25%) Microservices
5 56 (21.62%) BDD
6 52 (20.08%) Data Architecture
7 51 (19.69%) Continuous Integration
8 45 (17.37%) MVC
9 34 (13.13%) OO
10 31 (11.97%) E-Commerce
11 30 (11.58%) Unit Testing
12 27 (10.42%) Open Source
13 25 (9.65%) OOD
14 23 (8.88%) DevOps
15 22 (8.49%) SOA
16 19 (7.34%) OOP
16 19 (7.34%) Pair Programming
17 17 (6.56%) MapReduce
17 17 (6.56%) Mentoring
17 17 (6.56%) Software Engineering
Programming Languages
1 165 (63.71%) Java
2 76 (29.34%) SQL
3 66 (25.48%) JavaScript
4 39 (15.06%) Python
5 34 (13.13%) PHP
6 33 (12.74%) Scala
7 28 (10.81%) C#
8 21 (8.11%) Bash Shell
9 19 (7.34%) Perl
10 14 (5.41%) Gremlin
11 13 (5.02%) T-SQL
12 10 (3.86%) Shell Script
13 8 (3.09%) R
13 8 (3.09%) Ruby
14 5 (1.93%) XPath
15 3 (1.16%) AWK
15 3 (1.16%) C
15 3 (1.16%) Groovy
15 3 (1.16%) PL/SQL
15 3 (1.16%) PowerShell
Qualifications
1 39 (15.06%) Security Cleared
2 32 (12.36%) SC Cleared
3 18 (6.95%) Degree
4 8 (3.09%) Computer Science Degree
5 4 (1.54%) DV Cleared
5 4 (1.54%) Master's Degree
5 4 (1.54%) PhD
5 4 (1.54%) Sun Certification
6 3 (1.16%) DBS Check
7 1 (0.39%) AWS Certification
7 1 (0.39%) CTC Cleared
7 1 (0.39%) ITIL Certification
Quality Assurance & Compliance
1 15 (5.79%) QA
2 2 (0.77%) ISO/IEC 27001
2 2 (0.77%) PCI DSS
3 1 (0.39%) SLA
System Software
1 69 (26.64%) HDFS
2 55 (21.24%) Docker
3 38 (14.67%) Apache ZooKeeper
4 17 (6.56%) Apache Flume
5 12 (4.63%) Active Directory
6 1 (0.39%) NFS
Systems Management
1 32 (12.36%) Ansible
2 30 (11.58%) Kubernetes
3 26 (10.04%) Terraform
4 25 (9.65%) Hadoop YARN
5 16 (6.18%) Puppet
6 15 (5.79%) Oozie
7 13 (5.02%) Ambari
8 9 (3.47%) Apache Slider
8 9 (3.47%) Opscode Chef
9 6 (2.32%) Mesos
10 4 (1.54%) Kibana
10 4 (1.54%) logstash
11 3 (1.16%) Grafana
11 3 (1.16%) Prometheus
12 2 (0.77%) CA Single Sign-On
12 2 (0.77%) EnCase
12 2 (0.77%) OpenSSO
12 2 (0.77%) SCCM
12 2 (0.77%) ZABBIX
13 1 (0.39%) Norton AntiVirus
Vendors
1 32 (12.36%) Hortonworks
2 29 (11.20%) Oracle
3 15 (5.79%) Sitecore
4 14 (5.41%) Adobe
4 14 (5.41%) hybris
4 14 (5.41%) SAP
5 9 (3.47%) Microsoft
6 8 (3.09%) Cloudera
6 8 (3.09%) IBM
7 6 (2.32%) Splunk
8 5 (1.93%) AppDynamics
8 5 (1.93%) Google
8 5 (1.93%) Tableau
9 3 (1.16%) Dynatrace
9 3 (1.16%) Intershop
9 3 (1.16%) MapR
9 3 (1.16%) New Relic
9 3 (1.16%) SaltStack
9 3 (1.16%) Symantec
10 2 (0.77%) Nuix