Period
to 16 January 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 16 January 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
16 Jan 2019
Same period 2018 Same period 2017
Rank 499 457 420
Rank change year-on-year -42 -37 +62
Contract jobs citing Apache Solr 119 175 180
As % of all contract IT jobs advertised in London 0.27% 0.38% 0.43%
As % of the Application Platforms category 1.58% 2.19% 2.17%
Number of daily rates quoted 64 123 101
London median daily rate £525 £525 £485
Median daily rate % change year-on-year - +8.25% +4.86%
10th Percentile £366 £363 £375
90th Percentile £625 £695 £675
England median daily rate £525 £500 £495
% change year-on-year +5.00% +1.01% +10.00%
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 7,539 8,007 8,278
As % of all contract IT jobs advertised in London 16.97% 17.25% 19.84%
Number of daily rates quoted 5,324 5,770 5,710
London median daily rate £500 £500 £450
Median daily rate % change year-on-year - +11.11% +5.88%
10th Percentile £306 £300 £275
90th Percentile £675 £645 £625
England median daily rate £475 £450 £425
% change year-on-year +5.56% +5.88% +6.25%
Number of hourly rates quoted 65 96 105
London median hourly rate £24.00 £21.71 £18.55
Median hourly rate % change year-on-year +10.57% +17.04% -17.58%
10th Percentile £13.40 £12.50 £13.00
90th Percentile £47.50 £47.83 £53.50
England median hourly rate £20.00 £19.50 £20.00
% change year-on-year +2.56% -2.50% -

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 16 January 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 16 January 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 14 £450 +2.27% 17
South London -11 9 £580 +0.87%
West London +18 7 £550 +12.24% 8
East London -36 3 - - 1
Apache Solr
England

For the 6 months to 16 January 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 56 (47.06%) Agile Software Development
2 54 (45.38%) Java
3 53 (44.54%) Python
4 49 (41.18%) Docker
5 43 (36.13%) MongoDB
6 41 (34.45%) Kubernetes
7 38 (31.93%) Elasticsearch
8 33 (27.73%) Microservices
8 33 (27.73%) Spring
9 32 (26.89%) Test Automation
9 32 (26.89%) Big Data
9 32 (26.89%) SQL
10 31 (26.05%) TDD
10 31 (26.05%) Hadoop
10 31 (26.05%) Amazon AWS
11 30 (25.21%) HBase
11 30 (25.21%) PostgreSQL
12 28 (23.53%) Microsoft Azure
12 28 (23.53%) Apache Spark
13 27 (22.69%) Kafka
14 26 (21.85%) Java 8
15 25 (21.01%) Scrum
15 25 (21.01%) Linux
15 25 (21.01%) XML
16 24 (20.17%) Lucene
16 24 (20.17%) Scala
16 24 (20.17%) RESTful
16 24 (20.17%) DevOps
17 22 (18.49%) JSON
18 21 (17.65%) Apache Hive

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 38 (31.93%) Elasticsearch
2 28 (23.53%) Apache Spark
3 15 (12.61%) Apache
4 12 (10.08%) Confluence
5 7 (5.88%) CMS
5 7 (5.88%) Mule
5 7 (5.88%) Sitecore CMS
6 4 (3.36%) Jupyter
7 3 (2.52%) Apache Pig
8 1 (0.84%) IIS
8 1 (0.84%) MS Exchange
8 1 (0.84%) Mule ESB
8 1 (0.84%) SharePoint
8 1 (0.84%) WebLogic Portal
8 1 (0.84%) WordPress
Business Applications
1 3 (2.52%) SAP ERP
1 3 (2.52%) SAP Hybris
2 1 (0.84%) SAP CRM
Cloud Services
1 31 (26.05%) Amazon AWS
2 28 (23.53%) Microsoft Azure
3 18 (15.13%) OpenShift
4 8 (6.72%) Amazon S3
5 7 (5.88%) Apigee
6 6 (5.04%) PaaS
7 5 (4.20%) GitHub
8 4 (3.36%) Amazon ELB
8 4 (3.36%) Amazon SQS
8 4 (3.36%) AWS CloudFormation
8 4 (3.36%) Google Cloud Platform
9 2 (1.68%) Amazon EC2
9 2 (1.68%) CloudFront
9 2 (1.68%) IaaS
10 1 (0.84%) Amazon EMR
10 1 (0.84%) Amazon Kinesis
10 1 (0.84%) AWS Elastic Beanstalk
10 1 (0.84%) AWS Lambda
10 1 (0.84%) Azure Active Directory
10 1 (0.84%) Serverless
Communications & Networking
1 15 (12.61%) Kerberos
2 4 (3.36%) Internet
3 3 (2.52%) HTTP
4 2 (1.68%) DNS
4 2 (1.68%) SSL
4 2 (1.68%) VPN
5 1 (0.84%) Firewall
5 1 (0.84%) Wi-Fi
Database & Business Intelligence
1 43 (36.13%) MongoDB
2 32 (26.89%) Big Data
3 31 (26.05%) Hadoop
4 30 (25.21%) HBase
4 30 (25.21%) PostgreSQL
5 21 (17.65%) Apache Hive
5 21 (17.65%) Relational Database
6 20 (16.81%) SQL Server
7 19 (15.97%) NoSQL
8 18 (15.13%) Apache Cassandra
9 15 (12.61%) Redis
10 13 (10.92%) MySQL
11 12 (10.08%) RDBMS
12 6 (5.04%) Impala
13 4 (3.36%) Amazon RDS
13 4 (3.36%) Data Lake
13 4 (3.36%) Data Mining
13 4 (3.36%) Flink
13 4 (3.36%) Oracle Database
13 4 (3.36%) Power BI
Development Applications
1 18 (15.13%) Jenkins
2 16 (13.45%) JIRA
3 13 (10.92%) JMeter
4 12 (10.08%) Cucumber
4 12 (10.08%) Git (software)
5 11 (9.24%) JUnit
6 10 (8.40%) Mercurial
6 10 (8.40%) Selenium
7 9 (7.56%) IntelliJ
7 9 (7.56%) Maven
8 8 (6.72%) NeoLoad
9 7 (5.88%) Gatling
9 7 (5.88%) LoadRunner
10 6 (5.04%) Eclipse
10 6 (5.04%) SoapUI
11 3 (2.52%) GitLab
12 2 (1.68%) FishEye
12 2 (1.68%) TeamCity
13 1 (0.84%) Team Foundation Server
13 1 (0.84%) Visual Studio Team System
General
1 21 (17.65%) Finance
2 6 (5.04%) Marketing
3 5 (4.20%) Banking
4 3 (2.52%) Retail Banking
5 2 (1.68%) Games
6 1 (0.84%) Financial Institution
6 1 (0.84%) Legal
6 1 (0.84%) Publishing
6 1 (0.84%) Retail
Job Titles
1 77 (64.71%) Developer
2 27 (22.69%) Java Developer
3 17 (14.29%) Architect
4 14 (11.76%) Elasticsearch Developer
5 13 (10.92%) Data Engineer
5 13 (10.92%) Python Developer
6 8 (6.72%) Software Developer
7 7 (5.88%) C# Developer
7 7 (5.88%) Senior Developer
8 6 (5.04%) Big Data Developer
8 6 (5.04%) Big Data Engineer
8 6 (5.04%) Senior Java Developer
8 6 (5.04%) Sitecore Architect
9 5 (4.20%) Administrator
9 5 (4.20%) DevOps Engineer
10 4 (3.36%) Data Architect
10 4 (3.36%) LoadRunner Tester
10 4 (3.36%) Non-Functional Tester
10 4 (3.36%) Technical Architect
10 4 (3.36%) Tester
Libraries, Frameworks & Software Standards
1 33 (27.73%) Spring
2 27 (22.69%) Kafka
3 25 (21.01%) XML
4 24 (20.17%) Lucene
4 24 (20.17%) RESTful
5 22 (18.49%) JSON
6 21 (17.65%) .NET
7 18 (15.13%) Web Services
8 16 (13.45%) HTML
8 16 (13.45%) Spring Boot
9 12 (10.08%) REST
10 11 (9.24%) CSS
10 11 (9.24%) SOAP
11 10 (8.40%) XML-RPC
12 9 (7.56%) ASP.NET
13 7 (5.88%) Sass
14 6 (5.04%) AngularJS
14 6 (5.04%) Elastic Stack
14 6 (5.04%) Spark Streaming
14 6 (5.04%) Vaadin
Miscellaneous
1 10 (8.40%) Analytical Skills
1 10 (8.40%) Data Centre
2 7 (5.88%) Linux Command Line
3 6 (5.04%) Algorithms
4 5 (4.20%) Fintech
5 4 (3.36%) Data Structures
6 3 (2.52%) Cyber Defence
6 3 (2.52%) FMCG
6 3 (2.52%) PKI
7 2 (1.68%) Clustering
7 2 (1.68%) Enterprise Software
8 1 (0.84%) Blog
8 1 (0.84%) Greenfield Project
8 1 (0.84%) Linked Data
8 1 (0.84%) Mobile App
8 1 (0.84%) NHS
8 1 (0.84%) Replication
8 1 (0.84%) Semantic Web
Operating Systems
1 25 (21.01%) Linux
2 15 (12.61%) Unix
3 4 (3.36%) Debian
3 4 (3.36%) Red Hat Enterprise Linux
4 1 (0.84%) Mac OS X
4 1 (0.84%) Windows
Processes & Methodologies
1 56 (47.06%) Agile Software Development
2 33 (27.73%) Microservices
3 32 (26.89%) Test Automation
4 31 (26.05%) TDD
5 25 (21.01%) Scrum
6 24 (20.17%) DevOps
7 20 (16.81%) BDD
8 17 (14.29%) Continuous Integration
8 17 (14.29%) Performance Tuning
9 12 (10.08%) Mentoring
10 11 (9.24%) Data Science
10 11 (9.24%) ETL
10 11 (9.24%) MVC
10 11 (9.24%) Open Source
10 11 (9.24%) Use Case
10 11 (9.24%) Web Development
11 10 (8.40%) Analytics
11 10 (8.40%) Continuous Delivery
12 9 (7.56%) Business Intelligence
12 9 (7.56%) Problem-Solving
Programming Languages
1 54 (45.38%) Java
2 53 (44.54%) Python
3 32 (26.89%) SQL
4 26 (21.85%) Java 8
5 24 (20.17%) Scala
6 21 (17.65%) C#
7 17 (14.29%) JavaScript
8 10 (8.40%) Ruby
9 8 (6.72%) PL/SQL
10 5 (4.20%) Bash Shell
11 4 (3.36%) Shell Script
12 3 (2.52%) Perl
12 3 (2.52%) R
12 3 (2.52%) T-SQL
13 2 (1.68%) Gremlin
13 2 (1.68%) PHP
14 1 (0.84%) CFML
14 1 (0.84%) ES6
14 1 (0.84%) Go
14 1 (0.84%) XQuery
Qualifications
1 10 (8.40%) Security Cleared
2 9 (7.56%) SC Cleared
3 3 (2.52%) Degree
4 1 (0.84%) Computer Science Degree
4 1 (0.84%) PhD
4 1 (0.84%) Sun Certification
Quality Assurance & Compliance
1 1 (0.84%) Data Quality
1 1 (0.84%) QA
System Software
1 49 (41.18%) Docker
2 18 (15.13%) HDFS
3 7 (5.88%) Apache Flume
4 2 (1.68%) Apache ZooKeeper
Systems Management
1 41 (34.45%) Kubernetes
2 17 (14.29%) Prometheus
3 16 (13.45%) Ansible
4 14 (11.76%) Hadoop YARN
5 11 (9.24%) Terraform
6 10 (8.40%) Kibana
6 10 (8.40%) logstash
6 10 (8.40%) Rancher
7 8 (6.72%) Opscode Chef
7 8 (6.72%) Puppet
8 4 (3.36%) Oozie
9 1 (0.84%) OpenSSO
9 1 (0.84%) Single Sign-On
9 1 (0.84%) Tivoli
Vendors
1 14 (11.76%) Oracle
2 12 (10.08%) Microsoft
3 11 (9.24%) AppDynamics
4 10 (8.40%) Google
5 8 (6.72%) Tableau
6 7 (5.88%) hybris
6 7 (5.88%) Sitecore
6 7 (5.88%) SOASTA, Inc
7 6 (5.04%) Hortonworks
8 5 (4.20%) Cloudera
8 5 (4.20%) Red Hat
8 5 (4.20%) SAP
9 4 (3.36%) Datameer
9 4 (3.36%) MuleSoft
10 3 (2.52%) SaltStack
11 2 (1.68%) Atlassian
12 1 (0.84%) BEA
12 1 (0.84%) Informatica
12 1 (0.84%) Splunk
12 1 (0.84%) Sun