Period
to 17 August 2019

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 17 August 2019 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
17 Aug 2019
Same period 2018 Same period 2017
Rank 718 684 538
Rank change year-on-year -34 -146 +168
Contract jobs citing Apache Solr 126 223 340
As % of all contract IT jobs advertised in the UK 0.14% 0.22% 0.36%
As % of the Application Platforms category 0.89% 1.29% 2.10%
Number of daily rates quoted 78 150 236
UK median daily rate £503 £500 £475
Median daily rate % change year-on-year +0.50% +5.26% +5.56%
10th Percentile £413 £400 £350
90th Percentile £679 £653 £638
UK excluding London median daily rate £475 £500 £401
% change year-on-year -5.00% +24.84% -3.78%
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 14,091 17,237 16,185
As % of all contract IT jobs advertised in the UK 15.46% 16.73% 16.91%
Number of daily rates quoted 8,945 11,258 10,468
UK median daily rate £465 £450 £438
Median daily rate % change year-on-year +3.33% +2.86% +4.17%
10th Percentile £265 £263 £263
90th Percentile £633 £625 £600
UK excluding London median daily rate £425 £425 £400
% change year-on-year - +6.25% +1.91%
Number of hourly rates quoted 322 407 407
UK median hourly rate £21.00 £20.50 £19.66
Median hourly rate % change year-on-year +2.44% +4.27% -1.70%
10th Percentile £12.00 £12.22 £10.75
90th Percentile £53.63 £51.25 £50.00
UK excluding London median hourly rate £20.86 £20.00 £19.64
% change year-on-year +4.28% +1.82% -4.18%

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 17 August 2019.

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 12 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 17 August 2019. 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 -42 125 £503 +0.50% 38
London 0 89 £575 +9.52% 16
UK excluding London -5 37 £475 -5.00% 23
East of England +32 16 £475 +5.56% 2
South East -19 12 £400 -20.00% 10
Midlands +24 4 £463 -7.50% 4
South West -21 3 £495 +37.50% 4
North of England +31 2 £495 +23.75% 2
West Midlands +21 2 £463 -7.50% 3
Scotland +33 1 - - 1
North West +12 1 £495 +23.75% 2
Yorkshire - 1 - -

For the 6 months to 17 August 2019, IT contractor jobs citing Apache Solr also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all contract job ads with a requirement for Apache Solr.

1 89 (70.63%) Agile Software Development
2 68 (53.97%) Java
3 59 (46.83%) TDD
4 54 (42.86%) Spring
4 54 (42.86%) Elasticsearch
5 53 (42.06%) Git (software)
6 48 (38.10%) Amazon AWS
7 46 (36.51%) Spring Boot
8 44 (34.92%) HTML
9 43 (34.13%) DevOps
10 41 (32.54%) Docker
10 41 (32.54%) CSS
11 39 (30.95%) Microservices
12 38 (30.16%) JavaScript
13 37 (29.37%) Linux
13 37 (29.37%) AngularJS
14 35 (27.78%) Maven
14 35 (27.78%) HTML5
14 35 (27.78%) REST
15 34 (26.98%) CSS3
16 33 (26.19%) Apache Spark
17 32 (25.40%) MySQL
18 31 (24.60%) Google Cloud Platform
18 31 (24.60%) Big Data
18 31 (24.60%) Java 8
19 30 (23.81%) Serverless
19 30 (23.81%) Google
20 28 (22.22%) JPA
20 28 (22.22%) BDD
20 28 (22.22%) Scrum

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 54 (42.86%) Elasticsearch
2 33 (26.19%) Apache Spark
3 25 (19.84%) Apache
4 15 (11.90%) WebSphere
5 11 (8.73%) CMS
6 9 (7.14%) Drupal
7 6 (4.76%) Adobe Experience Manager
8 5 (3.97%) CoreMedia CMS
8 5 (3.97%) JBoss
8 5 (3.97%) Tomcat
9 4 (3.17%) Confluence
9 4 (3.17%) OpenStack
10 3 (2.38%) IIS
11 2 (1.59%) Alfresco
11 2 (1.59%) Appian
11 2 (1.59%) Jupyter
11 2 (1.59%) SilverStripe
12 1 (0.79%) nginx
Applications
1 1 (0.79%) Chatbot
Business Applications
1 6 (4.76%) SAP Hybris
2 5 (3.97%) Fredhopper
2 5 (3.97%) Magento
3 2 (1.59%) WebTrends
Cloud Services
1 48 (38.10%) Amazon AWS
2 31 (24.60%) Google Cloud Platform
3 30 (23.81%) Serverless
4 23 (18.25%) Amazon S3
4 23 (18.25%) AWS Lambda
4 23 (18.25%) Microsoft Azure
5 19 (15.08%) Amazon SQS
6 15 (11.90%) Amazon EC2
7 14 (11.11%) Amazon ECS
8 8 (6.35%) npm
9 5 (3.97%) Algolia
9 5 (3.97%) Cloud Computing
9 5 (3.97%) GitHub
10 4 (3.17%) Amazon EMR
11 3 (2.38%) Slack
12 2 (1.59%) Azure Data Factory
12 2 (1.59%) Google Analytics
12 2 (1.59%) IaaS
12 2 (1.59%) SaaS
12 2 (1.59%) Tricentis Tosca
Communications & Networking
1 8 (6.35%) Kerberos
2 4 (3.17%) HTTP
2 4 (3.17%) TCP/IP
3 3 (2.38%) Internet
4 2 (1.59%) Intranet
4 2 (1.59%) Unified Communications
5 1 (0.79%) DNS
Database & Business Intelligence
1 32 (25.40%) MySQL
2 31 (24.60%) Big Data
3 26 (20.63%) Hadoop
3 26 (20.63%) HBase
4 25 (19.84%) Apache Cassandra
5 22 (17.46%) Apache Hive
6 20 (15.87%) PostgreSQL
7 19 (15.08%) MongoDB
8 12 (9.52%) NoSQL
9 11 (8.73%) Flink
9 11 (8.73%) Impala
10 10 (7.94%) Data Warehouse
11 7 (5.56%) Data Lake
11 7 (5.56%) SQL Server
12 5 (3.97%) Amazon DynamoDB
12 5 (3.97%) Relational Database
13 4 (3.17%) Amazon Aurora
13 4 (3.17%) Amazon Redshift
13 4 (3.17%) Data Mining
13 4 (3.17%) Oracle Database
Development Applications
1 53 (42.06%) Git (software)
2 35 (27.78%) Maven
3 28 (22.22%) Jenkins
4 22 (17.46%) Selenium
5 20 (15.87%) Mockito
6 19 (15.08%) Cucumber
7 14 (11.11%) EasyMock
7 14 (11.11%) Subversion
8 13 (10.32%) git-flow
9 12 (9.52%) JIRA
9 12 (9.52%) JUnit
10 11 (8.73%) Grunt
10 11 (8.73%) gulp
11 5 (3.97%) Sonatype Nexus
12 4 (3.17%) Artifactory
13 3 (2.38%) Eclipse
13 3 (2.38%) IntelliJ
13 3 (2.38%) Mercurial
14 2 (1.59%) JMeter
14 2 (1.59%) SoapUI
General
1 8 (6.35%) Retail
2 5 (3.97%) Banking
2 5 (3.97%) Games
3 4 (3.17%) Finance
3 4 (3.17%) Legal
3 4 (3.17%) Telecoms
4 2 (1.59%) Financial Institution
Job Titles
1 69 (54.76%) Developer
2 36 (28.57%) Java Developer
3 25 (19.84%) Data Engineer
4 21 (16.67%) Architect
5 20 (15.87%) Big Data Engineer
6 18 (14.29%) Senior Developer
7 14 (11.11%) Senior Java Developer
8 8 (6.35%) Drupal Developer
9 7 (5.56%) AWS Engineer
10 6 (4.76%) Agile Developer
10 6 (4.76%) AWS Developer
10 6 (4.76%) Big Data Developer
10 6 (4.76%) Cloud Architect
10 6 (4.76%) Hadoop Developer
10 6 (4.76%) Hadoop Engineer
10 6 (4.76%) Platform Engineer
11 5 (3.97%) DevOps Engineer
12 4 (3.17%) Backend Developer
12 4 (3.17%) Data Analytics Engineer
12 4 (3.17%) Drupal Architect
Libraries, Frameworks & Software Standards
1 54 (42.86%) Spring
2 46 (36.51%) Spring Boot
3 44 (34.92%) HTML
4 41 (32.54%) CSS
5 37 (29.37%) AngularJS
6 35 (27.78%) HTML5
6 35 (27.78%) REST
7 34 (26.98%) CSS3
8 28 (22.22%) JPA
8 28 (22.22%) Kafka
9 24 (19.05%) React
10 23 (18.25%) Lucene
11 20 (15.87%) jQuery
12 17 (13.49%) JSP
12 17 (13.49%) Spring Batch
12 17 (13.49%) Web Services
13 16 (12.70%) Hibernate
14 15 (11.90%) Java EE
14 15 (11.90%) RabbitMQ
15 14 (11.11%) Spring Security
Miscellaneous
1 16 (12.70%) User Experience
2 8 (6.35%) Enterprise Software
3 7 (5.56%) Analytical Skills
4 6 (4.76%) Data Structures
4 6 (4.76%) iPad
4 6 (4.76%) Management Information System
5 4 (3.17%) Life Science
6 2 (1.59%) PKI
6 2 (1.59%) Replication
6 2 (1.59%) Taxonomies
7 1 (0.79%) Client/Server
7 1 (0.79%) Cloud Native
7 1 (0.79%) Data Protection Act
7 1 (0.79%) Enterprise Cloud
7 1 (0.79%) Linked Data
7 1 (0.79%) Mainframe
7 1 (0.79%) Public Cloud
7 1 (0.79%) W3C
Operating Systems
1 37 (29.37%) Linux
2 16 (12.70%) Unix
3 14 (11.11%) Ubuntu
4 4 (3.17%) Windows
5 3 (2.38%) Solaris
6 2 (1.59%) Red Hat Enterprise Linux
Processes & Methodologies
1 89 (70.63%) Agile Software Development
2 59 (46.83%) TDD
3 43 (34.13%) DevOps
4 39 (30.95%) Microservices
5 28 (22.22%) BDD
5 28 (22.22%) Scrum
6 27 (21.43%) Front End Development
7 25 (19.84%) E-Commerce
8 24 (19.05%) Analytics
9 22 (17.46%) OO
10 15 (11.90%) Web Accessibility
11 14 (11.11%) Content Management
11 14 (11.11%) Responsive Web Design
12 13 (10.32%) OOP
13 12 (9.52%) Architectural Design
13 12 (9.52%) Migration
13 12 (9.52%) Test Automation
14 11 (8.73%) BEM - Block Element Modifier
14 11 (8.73%) Continuous Delivery
14 11 (8.73%) Continuous Integration
Programming Languages
1 68 (53.97%) Java
2 38 (30.16%) JavaScript
3 31 (24.60%) Java 8
4 24 (19.05%) Scala
5 18 (14.29%) Python
6 11 (8.73%) Bash Shell
7 9 (7.14%) PHP
8 8 (6.35%) SQL
9 7 (5.56%) C#
10 5 (3.97%) Shell Script
10 5 (3.97%) TypeScript
11 3 (2.38%) ES6
11 3 (2.38%) Perl
11 3 (2.38%) R
12 2 (1.59%) Go
12 2 (1.59%) Groovy
12 2 (1.59%) PL/SQL
13 1 (0.79%) ES7
13 1 (0.79%) ES8
13 1 (0.79%) PowerShell
Qualifications
1 23 (18.25%) Security Cleared
2 22 (17.46%) SC Cleared
3 7 (5.56%) Degree
4 2 (1.59%) Computer Science Degree
Quality Assurance & Compliance
1 4 (3.17%) QA
System Software
1 41 (32.54%) Docker
2 13 (10.32%) HDFS
3 10 (7.94%) Apache Flume
4 1 (0.79%) Active Directory
4 1 (0.79%) Apache ZooKeeper
4 1 (0.79%) Varnish
4 1 (0.79%) Virtual Machines
Systems Management
1 16 (12.70%) Ansible
2 14 (11.11%) Kubernetes
3 13 (10.32%) Hadoop YARN
4 9 (7.14%) Terraform
5 3 (2.38%) Tivoli
6 2 (1.59%) Kibana
6 2 (1.59%) logstash
6 2 (1.59%) Opscode Chef
6 2 (1.59%) Puppet
6 2 (1.59%) Sysdig
Vendors
1 30 (23.81%) Google
2 11 (8.73%) Oracle
3 10 (7.94%) Cloudera
4 9 (7.14%) IBM
5 6 (4.76%) Adobe
5 6 (4.76%) hybris
5 6 (4.76%) SAP
6 5 (3.97%) Elastic Path
6 5 (3.97%) Microsoft
6 5 (3.97%) Salesforce.com
7 2 (1.59%) Cadence
7 2 (1.59%) Datameer
7 2 (1.59%) FatWire
7 2 (1.59%) Hortonworks
7 2 (1.59%) OpenText
8 1 (0.79%) Databricks
8 1 (0.79%) Informatica
8 1 (0.79%) Sonatype
8 1 (0.79%) Talend
8 1 (0.79%) Teradata