Period
to 28 January 2022

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 28 January 2022 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
28 Jan 2022
Same period 2021 Same period 2020
Rank 572 398 494
Rank change year-on-year -174 +96 +33
Contract jobs citing Apache Solr 11 13 20
As % of all contract jobs advertised in London 0.029% 0.072% 0.067%
As % of the Application Platforms category 0.23% 0.49% 0.45%
Number of daily rates quoted 10 11 15
10th Percentile £308 £394 £377
25th Percentile £331 £490 £438
Median daily rate (50th Percentile) £405 £520 £500
Median % change year-on-year -22.12% +4.00% -4.76%
75th Percentile £716 £581 £550
90th Percentile £800 £700 £573
England median daily rate £500 £508 £500
% change year-on-year -1.48% +1.50% -4.76%

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 4,767 2,639 4,469
As % of all contract IT jobs advertised in London 12.67% 14.66% 14.91%
Number of daily rates quoted 3,399 1,890 3,194
10th Percentile £356 £305 £275
25th Percentile £463 £401 £400
Median daily rate (50th Percentile) £550 £500 £500
Median % change year-on-year +10.00% - -1.48%
75th Percentile £675 £613 £588
90th Percentile £750 £688 £675
England median daily rate £525 £475 £450
% change year-on-year +10.53% +5.56% -5.26%
Number of hourly rates quoted 40 22 47
10th Percentile £19.56 £20.13 £15.00
25th Percentile £23.38 £23.25 £16.00
Median hourly rate £34.75 £36.25 £22.50
Median % change year-on-year -4.14% +61.11% -4.26%
75th Percentile £51.69 £47.50 £36.70
90th Percentile £70.01 £54.88 £49.18
England median hourly rate £23.75 £25.50 £19.00
% change year-on-year -6.86% +34.21% +1.28%

Apache Solr
Job Vacancy Trend in London

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

Job vacancy trend for Apache Solr in London

Apache Solr
Contractor Daily Rate Trend in London

3-month moving average daily rate quoted in jobs citing Apache Solr in London.

Daily rate trend for Apache Solr in London

Apache Solr
Daily Rate Histogram in London

Daily rate distribution for jobs citing Apache Solr in London over the 6 months to 28 January 2022.

Daily rate histogram for Apache Solr in London

For the 6 months to 28 January 2022, 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 8 (72.73%) Azure
1 8 (72.73%) Redis
2 5 (45.45%) Percona
2 5 (45.45%) Ansible
2 5 (45.45%) PHP
2 5 (45.45%) MySQL
2 5 (45.45%) Linux
2 5 (45.45%) Apache
2 5 (45.45%) Red Hat
2 5 (45.45%) LAMP
2 5 (45.45%) Social Skills
3 3 (27.27%) Telecoms
3 3 (27.27%) JavaScript
3 3 (27.27%) Docker
3 3 (27.27%) Express
3 3 (27.27%) winston
3 3 (27.27%) Node.js
3 3 (27.27%) AWS
3 3 (27.27%) MongoDB
3 3 (27.27%) TypeScript
3 3 (27.27%) Full Stack Development
3 3 (27.27%) CI/CD
4 2 (18.18%) Data Pipeline
4 2 (18.18%) Apache Hive
4 2 (18.18%) Infrastructure as Code
4 2 (18.18%) Apache Cassandra
4 2 (18.18%) NoSQL
4 2 (18.18%) Postfix
4 2 (18.18%) Hadoop
4 2 (18.18%) Shibboleth

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 5 (45.45%) Apache
2 2 (18.18%) Apache Spark
2 2 (18.18%) Drupal
2 2 (18.18%) WordPress
3 1 (9.09%) Elasticsearch
Cloud Services
1 8 (72.73%) Azure
2 3 (27.27%) AWS
3 1 (9.09%) GitHub
Communications & Networking
1 2 (18.18%) DKIM
1 2 (18.18%) DMARC
1 2 (18.18%) DNS
1 2 (18.18%) Kerberos
Database & Business Intelligence
1 8 (72.73%) Redis
2 5 (45.45%) MySQL
3 3 (27.27%) MongoDB
4 2 (18.18%) Apache Cassandra
4 2 (18.18%) Apache Hive
4 2 (18.18%) Flink
4 2 (18.18%) Hadoop
4 2 (18.18%) HBase
4 2 (18.18%) Impala
4 2 (18.18%) NoSQL
4 2 (18.18%) Parquet
Development Applications
1 1 (9.09%) Eclipse
1 1 (9.09%) Git (software)
1 1 (9.09%) IntelliJ
1 1 (9.09%) Jenkins
1 1 (9.09%) JIRA
1 1 (9.09%) Maven
General
1 5 (45.45%) Social Skills
2 3 (27.27%) Telecoms
3 2 (18.18%) Banking
3 2 (18.18%) Finance
4 1 (9.09%) Retail
Job Titles
1 4 (36.36%) Developer
2 3 (27.27%) Administrator
2 3 (27.27%) Full Stack Developer
2 3 (27.27%) JavaScript Developer
2 3 (27.27%) Linux Administrator
2 3 (27.27%) Linux Systems Administrator
2 3 (27.27%) Node.js Developer
2 3 (27.27%) Systems Administrator
3 2 (18.18%) Architect
3 2 (18.18%) Azure Administrator
3 2 (18.18%) Hadoop Architect
3 2 (18.18%) Linux Engineer
3 2 (18.18%) Linux Systems Engineer
3 2 (18.18%) Solutions Architect
3 2 (18.18%) Systems Engineer
4 1 (9.09%) Java Developer
Libraries, Frameworks & Software Standards
1 5 (45.45%) LAMP
2 3 (27.27%) Express
2 3 (27.27%) Node.js
2 3 (27.27%) winston
3 2 (18.18%) Apache Avro
3 2 (18.18%) Kafka
4 1 (9.09%) Lucene
4 1 (9.09%) RAML
4 1 (9.09%) Swagger
Miscellaneous
1 2 (18.18%) Cloud Native
Operating Systems
1 5 (45.45%) Linux
2 2 (18.18%) Red Hat Enterprise Linux
Processes & Methodologies
1 3 (27.27%) CI/CD
1 3 (27.27%) Full Stack Development
2 2 (18.18%) Data Pipeline
2 2 (18.18%) Infrastructure as Code
2 2 (18.18%) MapReduce
2 2 (18.18%) Microservices
3 1 (9.09%) BDD
3 1 (9.09%) Continuous Deployment
3 1 (9.09%) Continuous Integration
3 1 (9.09%) Data Management
3 1 (9.09%) Data Strategy
3 1 (9.09%) Enterprise Architecture
3 1 (9.09%) Smoke Testing
3 1 (9.09%) Strategic Thinking
3 1 (9.09%) TDD
Programming Languages
1 5 (45.45%) PHP
2 3 (27.27%) JavaScript
2 3 (27.27%) TypeScript
3 1 (9.09%) Java
3 1 (9.09%) Java 11
3 1 (9.09%) Java 8
System Software
1 3 (27.27%) Docker
2 2 (18.18%) Apache ZooKeeper
2 2 (18.18%) Postfix
2 2 (18.18%) Shibboleth
Systems Management
1 5 (45.45%) Ansible
2 2 (18.18%) Hadoop YARN
2 2 (18.18%) Terraform
Vendors
1 5 (45.45%) Percona
1 5 (45.45%) Red Hat
2 2 (18.18%) Cloudera
2 2 (18.18%) VMware