Period
to 13 December 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 13 December 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
13 Dec 2018
Same period 2017 Same period 2016
Rank 690 577 624
Rank change year-on-year -113 +47 +77
Contract jobs citing Apache Solr 221 327 268
As % of all contract IT jobs advertised in the UK 0.21% 0.32% 0.26%
As % of the Application Platforms category 1.25% 1.91% 1.41%
Number of daily rates quoted 121 222 166
UK median daily rate £525 £500 £498
Median daily rate % change year-on-year +5.00% +0.50% +10.56%
10th Percentile £375 £350 £363
90th Percentile £665 £675 £675
UK excluding London median daily rate £525 £450 £450
% change year-on-year +16.67% - +16.88%
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 17,721 17,098 18,961
As % of all contract IT jobs advertised in the UK 16.82% 16.56% 18.47%
Number of daily rates quoted 11,432 11,346 12,243
UK median daily rate £460 £450 £425
Median daily rate % change year-on-year +2.22% +5.88% +6.25%
10th Percentile £275 £263 £255
90th Percentile £625 £613 £588
UK excluding London median daily rate £425 £400 £388
% change year-on-year +6.25% +3.23% +1.31%
Number of hourly rates quoted 398 415 450
UK median hourly rate £21.50 £20.00 £20.00
Median hourly rate % change year-on-year +7.50% - -
10th Percentile £12.00 £11.00 £12.25
90th Percentile £47.50 £47.70 £48.41
UK excluding London median hourly rate £20.25 £20.00 £20.87
% change year-on-year +1.23% -4.15% +11.70%

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 13 December 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 13 December 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 -96 217 £525 +5.00% 47
London -83 138 £525 - 24
UK excluding London -10 82 £525 +16.67% 23
South East +18 51 £550 +34.15% 4
North of England -23 15 £400 -15.79% 9
East of England +5 7 £600 +4.35% 3
North West -20 7 £400 -33.33% 3
South West -38 6 £400 +0.63% 3
North East - 5 £460 - 2
Scotland -13 4 £450 -10.00%
Yorkshire -25 3 £320 -14.67% 4
East Midlands +6 1 £500 - 4
Midlands -15 1 £500 -1.96% 4

For the 6 months to 13 December 2018, 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.

1 113 (51.13%) Java
2 99 (44.80%) Elasticsearch
3 90 (40.72%) Agile Software Development
4 87 (39.37%) Docker
5 82 (37.10%) Python
6 78 (35.29%) Microservices
7 76 (34.39%) Kubernetes
7 76 (34.39%) Kafka
8 72 (32.58%) MongoDB
8 72 (32.58%) Spring
9 71 (32.13%) Big Data
10 68 (30.77%) Amazon AWS
11 66 (29.86%) Apache Spark
12 63 (28.51%) SQL
13 62 (28.05%) TDD
14 59 (26.70%) Hadoop
15 58 (26.24%) HBase
16 56 (25.34%) JavaScript
17 53 (23.98%) Apache Cassandra
17 53 (23.98%) NoSQL
18 52 (23.53%) PostgreSQL
18 52 (23.53%) Java 8
19 50 (22.62%) Lucene
19 50 (22.62%) BDD
20 49 (22.17%) Scrum
21 48 (21.72%) JSON
22 45 (20.36%) Linux
22 45 (20.36%) Scala
22 45 (20.36%) Jenkins
23 44 (19.91%) DevOps

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 99 (44.80%) Elasticsearch
2 66 (29.86%) Apache Spark
3 35 (15.84%) Confluence
4 19 (8.60%) Apache
5 13 (5.88%) Mule
6 11 (4.98%) Adobe Experience Manager
7 10 (4.52%) CMS
8 7 (3.17%) Sitecore CMS
9 5 (2.26%) Apache Pig
10 4 (1.81%) Alfresco
10 4 (1.81%) OpenStack
11 3 (1.36%) JBoss
11 3 (1.36%) Jupyter
12 1 (0.45%) IIS
12 1 (0.45%) Magnolia
12 1 (0.45%) MS Exchange
12 1 (0.45%) Mule ESB
12 1 (0.45%) SharePoint
12 1 (0.45%) Tomcat
12 1 (0.45%) WebLogic Portal
Applications
1 3 (1.36%) Microsoft PowerPoint
Business Applications
1 3 (1.36%) SAP ERP
1 3 (1.36%) SAP Hybris
2 1 (0.45%) SAP CRM
Cloud Services
1 68 (30.77%) Amazon AWS
2 43 (19.46%) Microsoft Azure
3 23 (10.41%) Amazon S3
4 18 (8.14%) OpenShift
5 15 (6.79%) Amazon SQS
6 14 (6.33%) Amazon EC2
7 13 (5.88%) Apigee
7 13 (5.88%) CloudFront
8 12 (5.43%) AWS Lambda
8 12 (5.43%) Serverless
9 11 (4.98%) Amazon CloudWatch
9 11 (4.98%) Amazon ElastiCache
10 6 (2.71%) GitHub
10 6 (2.71%) PaaS
11 5 (2.26%) Amazon EMR
11 5 (2.26%) AWS CloudFormation
12 4 (1.81%) Amazon ELB
12 4 (1.81%) Google Cloud Platform
13 2 (0.90%) Cloud Computing
13 2 (0.90%) IaaS
Communications & Networking
1 30 (13.57%) Kerberos
2 18 (8.14%) HTTP
3 5 (2.26%) SSL
4 4 (1.81%) Internet
5 3 (1.36%) VPN
6 2 (0.90%) DNS
7 1 (0.45%) Firewall
7 1 (0.45%) Wi-Fi
Database & Business Intelligence
1 72 (32.58%) MongoDB
2 71 (32.13%) Big Data
3 59 (26.70%) Hadoop
4 58 (26.24%) HBase
5 53 (23.98%) Apache Cassandra
5 53 (23.98%) NoSQL
6 52 (23.53%) PostgreSQL
7 40 (18.10%) Relational Database
8 36 (16.29%) Apache Hive
8 36 (16.29%) SQL Server
9 32 (14.48%) Redis
10 25 (11.31%) MySQL
11 21 (9.50%) RDBMS
12 17 (7.69%) Neo4j
13 15 (6.79%) Impala
14 11 (4.98%) Amazon DynamoDB
15 10 (4.52%) Sqoop
16 9 (4.07%) Power BI
17 8 (3.62%) Data Lake
18 7 (3.17%) Flink
Development Applications
1 45 (20.36%) Jenkins
2 42 (19.00%) JIRA
3 36 (16.29%) Git (software)
4 31 (14.03%) Maven
5 30 (13.57%) IntelliJ
6 29 (13.12%) Mercurial
7 24 (10.86%) Eclipse
8 23 (10.41%) Cucumber
8 23 (10.41%) JMeter
9 22 (9.95%) JUnit
10 19 (8.60%) Selenium
11 15 (6.79%) NeoLoad
12 14 (6.33%) Gradle
13 13 (5.88%) SoapUI
14 11 (4.98%) Checkstyle
14 11 (4.98%) SonarQube
15 10 (4.52%) Gatling
15 10 (4.52%) LoadRunner
16 7 (3.17%) GitLab
17 5 (2.26%) Visual Studio Team System
General
1 33 (14.93%) Finance
2 8 (3.62%) Marketing
3 7 (3.17%) Banking
4 4 (1.81%) Games
4 4 (1.81%) Retail Banking
5 3 (1.36%) Prime Brokerage
6 2 (0.90%) Legal
6 2 (0.90%) Retail
6 2 (0.90%) Telecoms
7 1 (0.45%) Financial Institution
7 1 (0.45%) Publishing
Job Titles
1 133 (60.18%) Developer
2 59 (26.70%) Java Developer
3 27 (12.22%) Architect
4 24 (10.86%) Data Engineer
5 17 (7.69%) Python Developer
6 16 (7.24%) Senior Developer
7 13 (5.88%) Elasticsearch Developer
7 13 (5.88%) Senior Java Developer
8 12 (5.43%) Software Engineer
9 11 (4.98%) Big Data Engineer
10 9 (4.07%) Big Data Developer
10 9 (4.07%) Consultant
10 9 (4.07%) Data Architect
11 8 (3.62%) .NET Developer
11 8 (3.62%) C# Developer
11 8 (3.62%) SC Cleared Java Developer
12 7 (3.17%) Big Data Architect
12 7 (3.17%) Big Data Consultant
12 7 (3.17%) Developer/Software Engineer
12 7 (3.17%) DevOps Engineer
Libraries, Frameworks & Software Standards
1 76 (34.39%) Kafka
2 72 (32.58%) Spring
3 50 (22.62%) Lucene
4 48 (21.72%) JSON
5 44 (19.91%) .NET
6 42 (19.00%) Web Services
7 40 (18.10%) REST
8 39 (17.65%) XML
9 36 (16.29%) HTML
10 35 (15.84%) AngularJS
11 34 (15.38%) Spring Boot
12 31 (14.03%) RESTful
13 29 (13.12%) CSS
14 23 (10.41%) React
15 21 (9.50%) ASP.NET
15 21 (9.50%) Hibernate
15 21 (9.50%) RabbitMQ
16 17 (7.69%) ASP.NET Web API
16 17 (7.69%) Node.js
17 16 (7.24%) Memcached
Miscellaneous
1 19 (8.60%) Algorithms
2 16 (7.24%) Analytical Skills
3 14 (6.33%) Data Centre
4 11 (4.98%) Self-Motivation
5 10 (4.52%) Fintech
5 10 (4.52%) Linux Command Line
6 5 (2.26%) Data Structures
6 5 (2.26%) Enterprise Software
7 3 (1.36%) Cyber Defence
7 3 (1.36%) Derivative
7 3 (1.36%) Fixed Income
7 3 (1.36%) FMCG
7 3 (1.36%) OTC Derivatives
7 3 (1.36%) PKI
8 2 (0.90%) Clustering
8 2 (0.90%) Digital Media
8 2 (0.90%) Greenfield Project
9 1 (0.45%) Linked Data
9 1 (0.45%) Mobile App
9 1 (0.45%) Public Cloud
Operating Systems
1 45 (20.36%) Linux
2 20 (9.05%) Unix
3 9 (4.07%) Windows
4 4 (1.81%) Debian
5 3 (1.36%) Red Hat Enterprise Linux
5 3 (1.36%) Ubuntu
6 2 (0.90%) Fedora
7 1 (0.45%) Mac OS X
Processes & Methodologies
1 90 (40.72%) Agile Software Development
2 78 (35.29%) Microservices
3 62 (28.05%) TDD
4 50 (22.62%) BDD
5 49 (22.17%) Scrum
6 44 (19.91%) DevOps
7 41 (18.55%) Continuous Integration
8 39 (17.65%) Test Automation
9 38 (17.19%) MVC
10 37 (16.74%) Open Source
11 31 (14.03%) Mentoring
12 29 (13.12%) Analytics
13 25 (11.31%) Problem-Solving
13 25 (11.31%) Web Development
14 23 (10.41%) OO
14 23 (10.41%) Software Engineering
15 22 (9.95%) Content Management
15 22 (9.95%) SOA
15 22 (9.95%) Unit Testing
16 20 (9.05%) Machine Learning
Programming Languages
1 113 (51.13%) Java
2 82 (37.10%) Python
3 63 (28.51%) SQL
4 56 (25.34%) JavaScript
5 52 (23.53%) Java 8
6 45 (20.36%) Scala
7 43 (19.46%) C#
8 15 (6.79%) PL/SQL
8 15 (6.79%) Ruby
9 7 (3.17%) Bash Shell
9 7 (3.17%) TypeScript
10 5 (2.26%) Go
11 4 (1.81%) Perl
11 4 (1.81%) R
12 3 (1.36%) C
12 3 (1.36%) C++
12 3 (1.36%) PHP
12 3 (1.36%) T-SQL
13 2 (0.90%) Gremlin
13 2 (0.90%) Shell Script
Qualifications
1 22 (9.95%) Security Cleared
2 19 (8.60%) SC Cleared
3 6 (2.71%) Degree
4 3 (1.36%) DV Cleared
5 2 (0.90%) Computer Science Degree
5 2 (0.90%) DBS Check
5 2 (0.90%) ISEB
5 2 (0.90%) ISTQB
6 1 (0.45%) PhD
6 1 (0.45%) Sun Certification
Quality Assurance & Compliance
1 9 (4.07%) QA
2 1 (0.45%) Data Quality
System Software
1 87 (39.37%) Docker
2 40 (18.10%) HDFS
3 18 (8.14%) Apache Flume
4 9 (4.07%) Apache ZooKeeper
5 2 (0.90%) Active Directory
Systems Management
1 76 (34.39%) Kubernetes
2 27 (12.22%) Ansible
3 23 (10.41%) Hadoop YARN
4 21 (9.50%) Terraform
5 18 (8.14%) Kibana
6 17 (7.69%) logstash
6 17 (7.69%) Prometheus
7 14 (6.33%) Oozie
8 11 (4.98%) Opscode Chef
8 11 (4.98%) Puppet
9 7 (3.17%) Rancher
10 4 (1.81%) Ambari
11 2 (0.90%) Apache Slider
11 2 (0.90%) HP ALM
12 1 (0.45%) OpenSSO
12 1 (0.45%) Single Sign-On
12 1 (0.45%) Tivoli
Vendors
1 34 (15.38%) Oracle
2 30 (13.57%) Microsoft
3 20 (9.05%) Google
4 16 (7.24%) Tableau
5 14 (6.33%) AppDynamics
6 13 (5.88%) Rackspace
7 12 (5.43%) Hortonworks
8 11 (4.98%) Adobe
9 10 (4.52%) Cloudera
9 10 (4.52%) SOASTA, Inc
10 9 (4.07%) Sitecore
11 7 (3.17%) hybris
12 5 (2.26%) Databricks
12 5 (2.26%) Red Hat
12 5 (2.26%) SAP
13 4 (1.81%) MuleSoft
13 4 (1.81%) SaltStack
13 4 (1.81%) Talend
14 3 (1.36%) Atlassian
14 3 (1.36%) Sybase