Period
to 18 November 2017

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 18 November 2017 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
18 Nov 2017
Same period 2016 Same period 2015
Rank 566 634 673
Rank change year-on-year +68 +39 +15
Contract jobs citing Apache Solr 337 256 232
As % of all contract IT jobs advertised in the UK 0.33% 0.24% 0.20%
As % of the Application Platforms category 1.98% 1.31% 1.14%
Number of daily rates quoted 233 168 145
UK median daily rate £500 £500 £450
Median daily rate % change year-on-year - +11.11% +5.88%
10th Percentile £350 £362 £313
90th Percentile £673 £675 £625
UK excluding London median daily rate £475 £450 £364
% change year-on-year +5.56% +23.71% +9.81%
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 16983 19569 20287
As % of all contract IT jobs advertised in the UK 16.64% 18.52% 17.66%
Number of daily rates quoted 11149 12702 12762
UK median daily rate £450 £420 £400
Median daily rate % change year-on-year +7.14% +5.00% +6.67%
10th Percentile £263 £250 £229
90th Percentile £606 £588 £563
UK excluding London median daily rate £400 £388 £375
% change year-on-year +3.23% +3.33% +3.45%
Number of hourly rates quoted 431 489 607
UK median hourly rate £20.00 £20.00 £20.00
10th Percentile £11.00 £12.23 £11.00
90th Percentile £47.83 £48.75 £42.75
UK excluding London median hourly rate £20.00 £20.73 £19.19
% change year-on-year -3.52% +8.05% +9.63%

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 18 November 2017.

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 14 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 18 November 2017. 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 +100 325 £500 - 27
London +73 244 £518 +3.50% 8
UK excluding London +19 86 £475 +5.56% 19
North of England +78 27 £475 +11.76% 4
South East -5 22 £405 -27.96% 8
Yorkshire +31 19 £375 -11.76% 1
Midlands +22 15 £505 +12.22% 4
West Midlands +41 9 £510 +26.32% 3
East of England -18 9 £550 +41.03% 1
North West +34 8 £600 - 3
South West 0 7 £398 +0.95% 2
East Midlands -1 6 £500 +11.11% 1
Wales +13 3 £450 -18.18%
Scotland - 3 £500 -

For the 6 months to 18 November 2017, IT contractor jobs citing Apache Solr also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads with a requirement for Apache Solr.

1 227 (67.36%) Java
2 161 (47.77%) Agile Software Development
3 154 (45.70%) Spring
4 142 (42.14%) TDD
5 128 (37.98%) Big Data
6 121 (35.91%) Hadoop
7 118 (35.01%) REST
8 117 (34.72%) Apache Spark
9 112 (33.23%) Kafka
10 108 (32.05%) Microservices
11 105 (31.16%) Spring Boot
12 103 (30.56%) Elasticsearch
13 101 (29.97%) HDFS
14 97 (28.78%) JIRA
15 95 (28.19%) HBase
16 94 (27.89%) Git (software)
17 92 (27.30%) Data Architecture
17 92 (27.30%) BDD
17 92 (27.30%) Docker
17 92 (27.30%) Scrum
18 87 (25.82%) SQL
19 85 (25.22%) Kerberos
20 79 (23.44%) Cucumber
21 74 (21.96%) Amazon AWS
22 72 (21.36%) Algorithms
23 70 (20.77%) Confluence
24 69 (20.47%) JavaScript
25 67 (19.88%) NoSQL
26 66 (19.58%) Drools
26 66 (19.58%) Linux

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
1 117 (34.72%) Apache Spark
2 103 (30.56%) Elasticsearch
3 70 (20.77%) Confluence
4 47 (13.95%) Apache
5 37 (10.98%) Drupal
6 24 (7.12%) CMS
7 20 (5.93%) Tomcat
8 19 (5.64%) Apache Pig
8 19 (5.64%) JBoss
9 13 (3.86%) Sitecore CMS
10 12 (3.56%) Adobe Experience Manager
11 6 (1.78%) SharePoint
12 5 (1.48%) WebSphere
13 3 (0.89%) Mule
14 2 (0.59%) IBM Domino
14 2 (0.59%) MQSeries
14 2 (0.59%) MS Exchange
14 2 (0.59%) nginx
14 2 (0.59%) Oracle Workflow
14 2 (0.59%) WebSphere Application Server
Applications
1 2 (0.59%) MS Visio
2 1 (0.30%) Photoshop
Business Applications
1 9 (2.67%) SAP Hybris
2 2 (0.59%) Payment Gateway
Cloud Services
1 74 (21.96%) Amazon AWS
2 26 (7.72%) Amazon EC2
3 18 (5.34%) GitHub
4 14 (4.15%) Microsoft Azure
5 11 (3.26%) Amazon S3
5 11 (3.26%) Amazon SQS
6 9 (2.67%) AWS Lambda
6 9 (2.67%) Serverless
7 8 (2.37%) AWS CloudFormation
8 6 (1.78%) Amazon ElastiCache
9 5 (1.48%) CloudFront
10 4 (1.19%) Amazon CloudWatch
10 4 (1.19%) Amazon ELB
11 2 (0.59%) AWS Elastic Beanstalk
11 2 (0.59%) Cloud Computing
11 2 (0.59%) Office 365
12 1 (0.30%) Amazon EMR
12 1 (0.30%) PaaS
12 1 (0.30%) Route 53
12 1 (0.30%) SaaS
Communications & Networking
1 85 (25.22%) Kerberos
2 7 (2.08%) LDAP
3 6 (1.78%) Intranet
4 5 (1.48%) SSL
5 4 (1.19%) AMQP
5 4 (1.19%) Skype
6 3 (0.89%) DNS
6 3 (0.89%) Firewall
7 2 (0.59%) Network Security
7 2 (0.59%) S/MIME
8 1 (0.30%) HTTP
8 1 (0.30%) SMS
Database & Business Intelligence
1 128 (37.98%) Big Data
2 121 (35.91%) Hadoop
3 95 (28.19%) HBase
4 67 (19.88%) NoSQL
5 55 (16.32%) MongoDB
6 49 (14.54%) PostgreSQL
7 42 (12.46%) MySQL
8 41 (12.17%) Apache Cassandra
9 34 (10.09%) SQL Server
10 23 (6.82%) Apache Hive
10 23 (6.82%) Relational Database
11 17 (5.04%) DataStax
12 13 (3.86%) Impala
13 12 (3.56%) Riak
14 11 (3.26%) Oracle Database
15 10 (2.97%) Data Warehouse
15 10 (2.97%) MarkLogic
16 9 (2.67%) Data Mining
17 8 (2.37%) Amazon DynamoDB
17 8 (2.37%) Blockchain
Development Applications
1 97 (28.78%) JIRA
2 94 (27.89%) Git (software)
3 79 (23.44%) Cucumber
4 59 (17.51%) Jenkins
5 30 (8.90%) Maven
6 21 (6.23%) JUnit
7 20 (5.93%) IntelliJ
8 17 (5.04%) GitLab
9 15 (4.45%) Eclipse
10 13 (3.86%) Subversion
10 13 (3.86%) TeamCity
11 11 (3.26%) Bitbucket
12 10 (2.97%) Sonatype Nexus
12 10 (2.97%) Vagrant
13 9 (2.67%) Mockito
13 9 (2.67%) Selenium
14 7 (2.08%) Ant
14 7 (2.08%) Gradle
14 7 (2.08%) Mercurial
15 4 (1.19%) Visual Studio
General
1 63 (18.69%) Finance
2 22 (6.53%) Banking
3 17 (5.04%) Marketing
4 13 (3.86%) Investment Banking
5 12 (3.56%) Telecoms
6 11 (3.26%) Games
6 11 (3.26%) Manufacturing
7 10 (2.97%) Electronics
7 10 (2.97%) Legal
8 9 (2.67%) Publishing
9 7 (2.08%) Financial Institution
10 4 (1.19%) Retail
11 1 (0.30%) Advertising
11 1 (0.30%) Digital Economy
11 1 (0.30%) Multimedia
11 1 (0.30%) Retail Banking
Job Titles
1 211 (62.61%) Developer
2 86 (25.52%) Java Developer
3 48 (14.24%) Data Engineer
4 40 (11.87%) Big Data Engineer
5 38 (11.28%) Architect
6 37 (10.98%) Big Data Developer
7 30 (8.90%) Drupal Developer
8 29 (8.61%) Solr Developer
9 21 (6.23%) Data Architect
9 21 (6.23%) Hadoop Engineer
10 20 (5.93%) Senior Developer
11 16 (4.75%) C# Developer
12 15 (4.45%) Senior Data Engineer
13 14 (4.15%) Big Data Architect
13 14 (4.15%) Hybris Developer
13 14 (4.15%) Senior Java Developer
14 13 (3.86%) .NET Developer
15 11 (3.26%) PHP Developer
15 11 (3.26%) Scala Developer
16 10 (2.97%) Agile Java Developer
Libraries, Frameworks & Software Standards
1 154 (45.70%) Spring
2 118 (35.01%) REST
3 112 (33.23%) Kafka
4 105 (31.16%) Spring Boot
5 66 (19.58%) Drools
6 64 (18.99%) HTML
7 61 (18.10%) CSS
8 57 (16.91%) Lucene
9 54 (16.02%) Web Services
10 53 (15.73%) jQuery
11 45 (13.35%) Apache Camel
12 41 (12.17%) JSON
13 37 (10.98%) Spring MVC
14 32 (9.50%) .NET
14 32 (9.50%) Hibernate
14 32 (9.50%) XML
15 30 (8.90%) Ajax
16 28 (8.31%) HTML5
17 25 (7.42%) RESTful
18 22 (6.53%) AngularJS
Miscellaneous
1 72 (21.36%) Algorithms
2 26 (7.72%) Analytical Skills
3 14 (4.15%) Data Structures
4 9 (2.67%) Computer Science
4 9 (2.67%) Replication
5 8 (2.37%) Fintech
5 8 (2.37%) Greenfield Project
5 8 (2.37%) User Experience
6 6 (1.78%) Linux Command Line
6 6 (1.78%) Virtual Team
7 3 (0.89%) Distributed Denial-of-Service
7 3 (0.89%) Reference Data
7 3 (0.89%) State Machine
8 2 (0.59%) Clustering
8 2 (0.59%) Mobile App
8 2 (0.59%) Private Cloud
8 2 (0.59%) Wiki
9 1 (0.30%) Fixed Income
9 1 (0.30%) Management Information System
9 1 (0.30%) Tandem
Operating Systems
1 66 (19.58%) Linux
2 35 (10.39%) Unix
3 13 (3.86%) CentOS
4 10 (2.97%) Red Hat Enterprise Linux
5 9 (2.67%) Windows
6 4 (1.19%) Debian
6 4 (1.19%) Fedora
6 4 (1.19%) Ubuntu
7 3 (0.89%) Apple iOS
7 3 (0.89%) Windows Server
8 2 (0.59%) Mac OS X
9 1 (0.30%) Android
9 1 (0.30%) Windows 10
Processes & Methodologies
1 161 (47.77%) Agile Software Development
2 142 (42.14%) TDD
3 108 (32.05%) Microservices
4 92 (27.30%) BDD
4 92 (27.30%) Data Architecture
4 92 (27.30%) Scrum
5 51 (15.13%) MVC
6 45 (13.35%) Continuous Integration
7 36 (10.68%) Open Source
8 35 (10.39%) DevOps
9 33 (9.79%) Pair Programming
10 30 (8.90%) OO
11 28 (8.31%) MapReduce
11 28 (8.31%) Unit Testing
12 26 (7.72%) E-Commerce
13 24 (7.12%) Machine Learning
13 24 (7.12%) Software Engineering
14 23 (6.82%) Mentoring
15 21 (6.23%) OOD
15 21 (6.23%) Performance Tuning
Programming Languages
1 227 (67.36%) Java
2 87 (25.82%) SQL
3 69 (20.47%) JavaScript
4 61 (18.10%) Python
5 48 (14.24%) Scala
6 39 (11.57%) C#
7 37 (10.98%) PHP
8 23 (6.82%) Bash Shell
9 22 (6.53%) Perl
10 14 (4.15%) T-SQL
11 12 (3.56%) SPARQL
12 10 (2.97%) R
13 7 (2.08%) PowerShell
14 6 (1.78%) C
14 6 (1.78%) Groovy
15 5 (1.48%) Ruby
15 5 (1.48%) Shell Script
16 3 (0.89%) PL/SQL
16 3 (0.89%) XPath
17 2 (0.59%) VBScript
Qualifications
1 62 (18.40%) Security Cleared
2 56 (16.62%) SC Cleared
3 16 (4.75%) Degree
4 8 (2.37%) Computer Science Degree
5 6 (1.78%) DBS Check
6 4 (1.19%) PhD
6 4 (1.19%) Sun Certification
7 3 (0.89%) CISA
7 3 (0.89%) CISM
7 3 (0.89%) CISSP
8 2 (0.59%) Master's Degree
9 1 (0.30%) AWS Certification
9 1 (0.30%) CTC Cleared
Quality Assurance & Compliance
1 20 (5.93%) QA
2 4 (1.19%) PCI DSS
3 2 (0.59%) FedRAMP
3 2 (0.59%) ISO/IEC 27001
4 1 (0.30%) SLA
System Software
1 101 (29.97%) HDFS
2 92 (27.30%) Docker
3 65 (19.29%) Apache ZooKeeper
4 7 (2.08%) Active Directory
4 7 (2.08%) Apache Flume
5 1 (0.30%) NFS
Systems Management
1 59 (17.51%) Ansible
2 55 (16.32%) Terraform
3 53 (15.73%) Kubernetes
4 22 (6.53%) Hadoop YARN
5 18 (5.34%) Puppet
6 12 (3.56%) Opscode Chef
7 11 (3.26%) logstash
8 10 (2.97%) Kibana
9 6 (1.78%) Mesos
10 4 (1.19%) Ambari
11 3 (0.89%) FTK
12 2 (0.59%) EnCase
12 2 (0.59%) Oozie
12 2 (0.59%) SCCM
13 1 (0.30%) Norton AntiVirus
13 1 (0.30%) Prometheus
13 1 (0.30%) Rancher
Vendors
1 26 (7.72%) SAP
2 21 (6.23%) Oracle
3 20 (5.93%) Hortonworks
4 18 (5.34%) hybris
5 15 (4.45%) Sitecore
6 14 (4.15%) Cloudera
7 12 (3.56%) Adobe
8 6 (1.78%) HP
8 6 (1.78%) Splunk
9 5 (1.48%) Google
9 5 (1.48%) Microsoft
9 5 (1.48%) Nuix
9 5 (1.48%) Tableau
10 4 (1.19%) Atlassian
10 4 (1.19%) IBM
11 3 (0.89%) AppDynamics
11 3 (0.89%) MapR
11 3 (0.89%) MuleSoft
11 3 (0.89%) Red Hat
11 3 (0.89%) Symantec