Period
to 20 November 2019

The following table provides summary statistics for contract job vacancies advertised in London 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 20 November 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
England > London
6 months to
20 Nov 2019
Same period 2018 Same period 2017
Rank 508 510 407
Rank change year-on-year +2 -103 +65
Contract jobs citing Apache Solr 44 134 244
As % of all contract IT jobs advertised in London 0.12% 0.29% 0.52%
As % of the Application Platforms category 0.80% 1.66% 3.05%
Number of daily rates quoted 33 79 186
London median daily rate £500 £525 £518
Median daily rate % change year-on-year -4.76% +1.45% +3.50%
10th Percentile £383 £410 £363
90th Percentile £630 £675 £675
England median daily rate £500 £525 £500
% change year-on-year -4.76% +5.00% -
Number of hourly rates quoted 0 0 0
London median hourly rate - - -
England 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 advertised in London with a requirement for application platform skills.

All Application Platform Skills
London
Contract vacancies with a requirement for application platform skills 5,474 8,082 7,989
As % of all contract IT jobs advertised in London 15.29% 17.43% 17.12%
Number of daily rates quoted 3,857 5,716 5,700
London median daily rate £500 £500 £500
10th Percentile £288 £300 £300
90th Percentile £675 £675 £638
England median daily rate £450 £465 £450
% change year-on-year -3.23% +3.33% +5.88%
Number of hourly rates quoted 66 100 107
London median hourly rate £23.75 £23.50 £20.91
Median hourly rate % change year-on-year +1.06% +12.39% +16.17%
10th Percentile £15.25 £13.00 £12.30
90th Percentile £50.00 £48.50 £47.83
England median hourly rate £20.92 £22.00 £20.71
% change year-on-year -4.90% +6.25% +3.53%

Apache Solr
Job Vacancy Trend in London

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

Job vacancy trend for Apache Solr in London

Apache Solr
Contractor Daily Rate Trend in London

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

Contractor daily rate trend for Apache Solr in London

Apache Solr
Contractor Daily Rate Histogram in London

The daily rate distribution of IT jobs citing Apache Solr in London over the 6 months to 20 November 2019.

Contractor daily rate histogram for Apache Solr in London

Apache Solr
Contract Job Locations in London

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 London region over the 6 months to 20 November 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
Central London +31 8 £563 +8.70% 5
South London +25 6 £525 -5.83%
West London +21 2 £285 -48.18% 1
Apache Solr
England

For the 6 months to 20 November 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 across the London region with a requirement for Apache Solr.

1 32 (72.73%) Java
2 28 (63.64%) Agile Software Development
3 23 (52.27%) Git (software)
4 22 (50.00%) Elasticsearch
5 21 (47.73%) AWS
5 21 (47.73%) Spring
6 18 (40.91%) Maven
7 17 (38.64%) TDD
8 16 (36.36%) CSS
8 16 (36.36%) HTML
8 16 (36.36%) HTML5
8 16 (36.36%) AngularJS
8 16 (36.36%) Front End Development
9 15 (34.09%) Spring Boot
9 15 (34.09%) Web Services
9 15 (34.09%) Linux
10 14 (31.82%) CSS3
11 13 (29.55%) Docker
11 13 (29.55%) JavaScript
12 12 (27.27%) Scrum
12 12 (27.27%) REST
12 12 (27.27%) DevOps
13 11 (25.00%) Microservices
13 11 (25.00%) Apache Cassandra
13 11 (25.00%) Apache
14 10 (22.73%) Apache Spark
14 10 (22.73%) React
14 10 (22.73%) AWS Lambda
14 10 (22.73%) Serverless
15 9 (20.45%) User Experience

Apache Solr
Co-occurring IT Skills in London 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 22 (50.00%) Elasticsearch
2 11 (25.00%) Apache
3 10 (22.73%) Apache Spark
4 4 (9.09%) CMS
5 3 (6.82%) Drupal
6 2 (4.55%) Confluence
6 2 (4.55%) IIS
6 2 (4.55%) JBoss
6 2 (4.55%) nginx
6 2 (4.55%) OpenStack
6 2 (4.55%) Tomcat
7 1 (2.27%) SilverStripe
Business Applications
1 1 (2.27%) SAP Hybris
1 1 (2.27%) WebTrends
Cloud Services
1 21 (47.73%) AWS
2 10 (22.73%) AWS Lambda
2 10 (22.73%) Serverless
3 8 (18.18%) Amazon S3
4 7 (15.91%) Amazon EC2
4 7 (15.91%) Amazon ECS
4 7 (15.91%) Amazon SQS
5 6 (13.64%) npm
6 5 (11.36%) GCP
7 4 (9.09%) Azure
8 3 (6.82%) GitHub
9 1 (2.27%) Amazon Kinesis
9 1 (2.27%) Datadog
9 1 (2.27%) Google Analytics
9 1 (2.27%) Power Platform
Communications & Networking
1 1 (2.27%) DNS
1 1 (2.27%) Internet
1 1 (2.27%) Intranet
1 1 (2.27%) Kerberos
1 1 (2.27%) SSL
1 1 (2.27%) TCP/IP
1 1 (2.27%) VPN
Database & Business Intelligence
1 11 (25.00%) Apache Cassandra
2 9 (20.45%) MongoDB
2 9 (20.45%) MySQL
3 8 (18.18%) Hadoop
4 7 (15.91%) HBase
5 6 (13.64%) Apache Hive
6 5 (11.36%) Big Data
7 4 (9.09%) Data Lake
7 4 (9.09%) Data Mining
7 4 (9.09%) Data Warehouse
8 3 (6.82%) Data Mart
8 3 (6.82%) Oracle Database
8 3 (6.82%) Relational Database
9 2 (4.55%) Impala
9 2 (4.55%) Neo4j
9 2 (4.55%) NoSQL
9 2 (4.55%) PostgreSQL
9 2 (4.55%) Spark SQL
10 1 (2.27%) Flink
10 1 (2.27%) Parquet
Development Applications
1 23 (52.27%) Git (software)
2 18 (40.91%) Maven
3 9 (20.45%) Jenkins
4 8 (18.18%) Mockito
5 7 (15.91%) Cucumber
5 7 (15.91%) EasyMock
5 7 (15.91%) Selenium
5 7 (15.91%) Subversion
6 6 (13.64%) JUnit
7 5 (11.36%) Grunt
7 5 (11.36%) gulp
8 4 (9.09%) JIRA
9 3 (6.82%) kappa
10 2 (4.55%) Bitbucket
10 2 (4.55%) Vagrant
11 1 (2.27%) Bitbucket Server
11 1 (2.27%) FishEye
11 1 (2.27%) git-flow
General
1 3 (6.82%) Telecoms
2 2 (4.55%) Games
2 2 (4.55%) Retail
3 1 (2.27%) Finance
3 1 (2.27%) Legal
Job Titles
1 27 (61.36%) Developer
2 17 (38.64%) Java Developer
3 12 (27.27%) Architect
4 6 (13.64%) Senior Developer
4 6 (13.64%) Senior Java Developer
5 4 (9.09%) Cloud Architect
5 4 (9.09%) Data Architect
6 2 (4.55%) Backend Developer
6 2 (4.55%) Big Data Engineer
6 2 (4.55%) Data Engineer
6 2 (4.55%) Database Developer
6 2 (4.55%) DevOps Engineer
6 2 (4.55%) Drupal Developer
6 2 (4.55%) Java Architect
6 2 (4.55%) Solr Developer
6 2 (4.55%) Support Engineer
7 1 (2.27%) Development Consultant
7 1 (2.27%) Front End Developer (Client-Side Developer)
7 1 (2.27%) Python Developer
7 1 (2.27%) Web Consultant
Libraries, Frameworks & Software Standards
1 21 (47.73%) Spring
2 16 (36.36%) AngularJS
2 16 (36.36%) CSS
2 16 (36.36%) HTML
2 16 (36.36%) HTML5
3 15 (34.09%) Spring Boot
3 15 (34.09%) Web Services
4 14 (31.82%) CSS3
5 12 (27.27%) REST
6 10 (22.73%) React
7 9 (20.45%) jQuery
7 9 (20.45%) Kafka
7 9 (20.45%) Lucene
8 8 (18.18%) RabbitMQ
9 7 (15.91%) Hibernate
9 7 (15.91%) JPA
9 7 (15.91%) Spring Batch
9 7 (15.91%) Spring Security
10 6 (13.64%) Node.js
10 6 (13.64%) Swagger
Miscellaneous
1 9 (20.45%) User Experience
2 2 (4.55%) Enterprise Software
2 2 (4.55%) Replication
3 1 (2.27%) Algorithms
3 1 (2.27%) Analytical Skills
3 1 (2.27%) Client/Server
3 1 (2.27%) Data Structures
3 1 (2.27%) Mobile App
3 1 (2.27%) Public Cloud
3 1 (2.27%) Wiki
Operating Systems
1 15 (34.09%) Linux
2 7 (15.91%) Ubuntu
3 5 (11.36%) Unix
4 2 (4.55%) Solaris
5 1 (2.27%) Android
5 1 (2.27%) Apple iOS
Processes & Methodologies
1 28 (63.64%) Agile Software Development
2 17 (38.64%) TDD
3 16 (36.36%) Front End Development
4 12 (27.27%) DevOps
4 12 (27.27%) Scrum
5 11 (25.00%) Microservices
6 8 (18.18%) BDD
6 8 (18.18%) E-Commerce
6 8 (18.18%) Web Accessibility
7 7 (15.91%) Machine Learning
7 7 (15.91%) Problem-Solving
7 7 (15.91%) Responsive Web Design
8 6 (13.64%) Architectural Design
9 5 (11.36%) Analytics
9 5 (11.36%) BEM - Block Element Modifier
10 4 (9.09%) Computer Science
10 4 (9.09%) Data Visualisation
10 4 (9.09%) ETL
10 4 (9.09%) Visualisation
11 3 (6.82%) Change Management
Programming Languages
1 32 (72.73%) Java
2 13 (29.55%) JavaScript
3 8 (18.18%) Java 8
4 7 (15.91%) Scala
5 6 (13.64%) Python
6 5 (11.36%) SQL
7 3 (6.82%) Bash Shell
8 2 (4.55%) Perl
9 1 (2.27%) Go
9 1 (2.27%) HiveQL
9 1 (2.27%) Kotlin
9 1 (2.27%) PHP
9 1 (2.27%) R
9 1 (2.27%) Shell Script
9 1 (2.27%) TypeScript
Qualifications
1 7 (15.91%) Security Cleared
2 6 (13.64%) SC Cleared
3 4 (9.09%) Degree
4 1 (2.27%) Computer Science Degree
Quality Assurance & Compliance
1 1 (2.27%) QA
System Software
1 13 (29.55%) Docker
2 5 (11.36%) HDFS
3 2 (4.55%) Apache ZooKeeper
3 2 (4.55%) Varnish
4 1 (2.27%) Apache Flume
Systems Management
1 6 (13.64%) Ansible
2 3 (6.82%) Kubernetes
2 3 (6.82%) Puppet
3 2 (4.55%) Hadoop YARN
4 1 (2.27%) Consul
4 1 (2.27%) Fluentd
4 1 (2.27%) Grafana
4 1 (2.27%) Graphite
4 1 (2.27%) Kibana
4 1 (2.27%) logstash
4 1 (2.27%) Opscode Chef
4 1 (2.27%) Terraform
4 1 (2.27%) ZABBIX
Vendors
1 6 (13.64%) Google
2 4 (9.09%) Oracle
3 3 (6.82%) Microsoft
4 1 (2.27%) Atlassian
4 1 (2.27%) Cloudera
4 1 (2.27%) FatWire
4 1 (2.27%) Hortonworks
4 1 (2.27%) hybris
4 1 (2.27%) IBM
4 1 (2.27%) SaltStack
4 1 (2.27%) SAP
4 1 (2.27%) ServiceNow
4 1 (2.27%) Tableau
4 1 (2.27%) Teradata