Period
to 20 August 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 20 August 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
20 Aug 2017
Same period 2016 Same period 2015
Rank 523 712 697
Rank change year-on-year +189 -15 -15
Contract jobs citing Apache Solr 341 201 189
As % of all contract IT jobs advertised in the UK 0.36% 0.19% 0.17%
As % of the Application Platforms category 2.12% 1.01% 0.94%
Number of daily rates quoted 236 150 126
UK median daily rate £475 £450 £450
Median daily rate % change year-on-year +5.56% - +12.50%
10th Percentile £350 £347 £313
90th Percentile £638 £591 £653
UK excluding London median daily rate £401 £425 £400
% change year-on-year -5.76% +6.25% +20.75%
Number of hourly rates quoted 0 0 0
UK median hourly rate - - -
UK excluding London median hourly rate - - -

Apache Solr is in the application platform skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies with a requirement for application platform skills.

Contract Application Platform Skills
UK
Contract job vacancies with a requirement for application platform skills 16122 19890 20153
As % of all contract IT job vacancies advertised in the UK 16.86% 18.34% 17.88%
Number of daily rates quoted 10433 13083 12449
UK median daily rate £435 £420 £390
Median daily rate % change year-on-year +3.57% +7.69% +4.00%
10th Percentile £263 £255 £225
90th Percentile £600 £588 £556
UK excluding London median daily rate £400 £390 £375
% change year-on-year +2.56% +4.00% +7.14%
Number of hourly rates quoted 405 493 695
UK median hourly rate £19.63 £20.39 £20.00
Median hourly rate % change year-on-year -3.75% +1.95% +14.29%
10th Percentile £10.75 £11.25 £11.25
90th Percentile £50.00 £44.95 £42.00
UK excluding London median hourly rate £19.30 £20.73 £20.00
% change year-on-year -6.92% +3.65% +14.29%

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 20 August 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 15 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 20 August 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 +175 323 £475 +5.56% 42
London +120 220 £500 +2.56% 21
UK excluding London +87 107 £401 -5.76% 22
South East +31 35 £401 -18.27% 9
North of England +50 21 £375 -11.76% 5
Midlands +38 18 £505 +16.76% 3
Yorkshire +25 15 £375 -11.76%
East of England -3 13 £525 +34.62%
South West -2 12 £495 +27.74% 4
East Midlands -17 10 £500 +2.56%
West Midlands +51 8 £555 +38.75% 3
North West +40 6 - - 5
Wales +9 5 £215 -31.20% 1
Northern Ireland - 2 - -
Scotland +31 1 £213 -41.78%

For the 6 months to 20 August 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.

1 205 (60.12%) Java
2 157 (46.04%) Agile Software Development
3 141 (41.35%) TDD
4 132 (38.71%) Hadoop
5 131 (38.42%) Spring
6 111 (32.55%) Big Data
7 108 (31.67%) Apache Spark
8 104 (30.50%) Microservices
8 104 (30.50%) HDFS
9 97 (28.45%) Elasticsearch
10 95 (27.86%) Kafka
11 92 (26.98%) Spring Boot
12 91 (26.69%) REST
13 89 (26.10%) SQL
14 87 (25.51%) Git (software)
14 87 (25.51%) JIRA
15 86 (25.22%) Apache ZooKeeper
16 80 (23.46%) HBase
16 80 (23.46%) Confluence
17 79 (23.17%) Scrum
18 78 (22.87%) Python
19 77 (22.58%) Data Architecture
20 75 (21.99%) Linux
21 74 (21.70%) BDD
22 67 (19.65%) MVC
22 67 (19.65%) HTML
23 66 (19.35%) Amazon AWS
23 66 (19.35%) Docker
24 65 (19.06%) CSS
25 61 (17.89%) JavaScript

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
1 108 (31.67%) Apache Spark
2 97 (28.45%) Elasticsearch
3 80 (23.46%) Confluence
4 50 (14.66%) Apache
5 29 (8.50%) Tomcat
6 23 (6.74%) CMS
7 21 (6.16%) Apache Pig
8 20 (5.87%) Drupal
9 16 (4.69%) JBoss
10 14 (4.11%) WebSphere
11 13 (3.81%) Adobe Experience Manager
11 13 (3.81%) Sitecore CMS
12 6 (1.76%) Mule
12 6 (1.76%) SharePoint
13 4 (1.17%) CoreMedia CMS
14 3 (0.88%) IIS
14 3 (0.88%) MS Exchange
14 3 (0.88%) Umbraco
14 3 (0.88%) WebLogic
14 3 (0.88%) WebSphere Application Server
Applications
1 3 (0.88%) Microsoft Excel
1 3 (0.88%) Microsoft PowerPoint
2 2 (0.59%) Microsoft Office
3 1 (0.29%) Photoshop
Business Applications
1 20 (5.87%) SAP Hybris
2 1 (0.29%) BusinessWorks
Cloud Services
1 66 (19.35%) Amazon AWS
2 20 (5.87%) Amazon EC2
3 18 (5.28%) Microsoft Azure
4 14 (4.11%) GitHub
5 10 (2.93%) Amazon S3
6 9 (2.64%) Amazon SQS
7 8 (2.35%) Amazon ElastiCache
7 8 (2.35%) AWS Lambda
7 8 (2.35%) CloudFront
8 7 (2.05%) Amazon CloudWatch
9 6 (1.76%) Cloud Computing
10 5 (1.47%) AWS CloudFormation
11 4 (1.17%) Amazon ELB
11 4 (1.17%) Amazon EMR
12 3 (0.88%) Akamai
13 2 (0.59%) AWS Elastic Beanstalk
13 2 (0.59%) Office 365
13 2 (0.59%) SaaS
13 2 (0.59%) Virtual Private Cloud
14 1 (0.29%) Route 53
Communications & Networking
1 60 (17.60%) Kerberos
2 9 (2.64%) LDAP
3 6 (1.76%) Intranet
4 5 (1.47%) Network Security
5 3 (0.88%) DNS
5 3 (0.88%) HTTP
6 2 (0.59%) AMQP
6 2 (0.59%) S/MIME
6 2 (0.59%) SSL
7 1 (0.29%) Internet
Database & Business Intelligence
1 132 (38.71%) Hadoop
2 111 (32.55%) Big Data
3 80 (23.46%) HBase
4 58 (17.01%) NoSQL
5 51 (14.96%) MongoDB
6 49 (14.37%) Apache Hive
7 44 (12.90%) Apache Cassandra
8 43 (12.61%) PostgreSQL
9 39 (11.44%) SQL Server
10 34 (9.97%) MySQL
11 27 (7.92%) Impala
12 23 (6.74%) Relational Database
13 17 (4.99%) DataStax
14 12 (3.52%) Sqoop
15 11 (3.23%) Amazon DynamoDB
16 9 (2.64%) Oracle Database
17 8 (2.35%) Data Warehouse
17 8 (2.35%) Endeca
18 5 (1.47%) Amazon RDS
18 5 (1.47%) Data Mining
Development Applications
1 87 (25.51%) Git (software)
1 87 (25.51%) JIRA
2 61 (17.89%) Cucumber
3 42 (12.32%) Jenkins
4 24 (7.04%) Eclipse
4 24 (7.04%) IntelliJ
4 24 (7.04%) Maven
5 22 (6.45%) JUnit
6 14 (4.11%) Subversion
7 12 (3.52%) GitLab
8 11 (3.23%) Gradle
8 11 (3.23%) Mercurial
8 11 (3.23%) Selenium
9 9 (2.64%) Visual Studio
10 7 (2.05%) Ant
10 7 (2.05%) TeamCity
11 6 (1.76%) Bitbucket
11 6 (1.76%) Hudson
11 6 (1.76%) SonarQube
12 5 (1.47%) Apache Ivy
General
1 43 (12.61%) Finance
2 24 (7.04%) Banking
3 16 (4.69%) Marketing
4 14 (4.11%) Investment Banking
5 11 (3.23%) Manufacturing
5 11 (3.23%) Telecoms
6 10 (2.93%) Electronics
7 9 (2.64%) Financial Institution
8 8 (2.35%) Legal
8 8 (2.35%) Publishing
9 7 (2.05%) Games
9 7 (2.05%) Retail
10 5 (1.47%) Advertising
11 2 (0.59%) Billing
11 2 (0.59%) Retail Banking
12 1 (0.29%) Digital Economy
12 1 (0.29%) German Language
12 1 (0.29%) Law
12 1 (0.29%) Multimedia
12 1 (0.29%) Wholesale Banking
Job Titles
1 185 (54.25%) Developer
2 75 (21.99%) Java Developer
3 45 (13.20%) Data Engineer
4 37 (10.85%) Big Data Engineer
5 30 (8.80%) Architect
6 26 (7.62%) Big Data Developer
7 24 (7.04%) Administrator
7 24 (7.04%) Hybris Developer
8 21 (6.16%) Solr Developer
9 19 (5.57%) Linux Administrator
10 17 (4.99%) Hadoop Administrator
11 16 (4.69%) Drupal Developer
11 16 (4.69%) Hadoop Engineer
12 14 (4.11%) C# Developer
12 14 (4.11%) Senior Data Engineer
12 14 (4.11%) Senior Developer
13 13 (3.81%) .NET Developer
14 11 (3.23%) Linux Systems Administrator
14 11 (3.23%) Scala Developer
14 11 (3.23%) Systems Administrator
Libraries, Frameworks & Software Standards
1 131 (38.42%) Spring
2 95 (27.86%) Kafka
3 92 (26.98%) Spring Boot
4 91 (26.69%) REST
5 67 (19.65%) HTML
6 65 (19.06%) CSS
7 56 (16.42%) Drools
7 56 (16.42%) Lucene
8 50 (14.66%) Spring MVC
9 46 (13.49%) Web Services
10 40 (11.73%) Apache Camel
11 38 (11.14%) .NET
12 34 (9.97%) JSP
12 34 (9.97%) Servlets
13 30 (8.80%) jQuery
14 27 (7.92%) JSON
15 25 (7.33%) AngularJS
16 19 (5.57%) RESTful
17 17 (4.99%) Hibernate
18 16 (4.69%) Ajax
Miscellaneous
1 51 (14.96%) Algorithms
2 28 (8.21%) Analytical Skills
3 13 (3.81%) Data Structures
4 12 (3.52%) Computer Science
5 8 (2.35%) Linux Command Line
5 8 (2.35%) Virtual Team
6 7 (2.05%) Distributed Denial-of-Service
7 6 (1.76%) Greenfield Project
8 5 (1.47%) Private Cloud
8 5 (1.47%) Tandem
9 4 (1.17%) Fintech
9 4 (1.17%) Management Information System
9 4 (1.17%) Replication
10 3 (0.88%) Reference Data
10 3 (0.88%) Taxonomies
11 2 (0.59%) Enterprise Software
11 2 (0.59%) Linked Data
11 2 (0.59%) Mobile Banking
11 2 (0.59%) Smart Meter
11 2 (0.59%) User Experience
Operating Systems
1 75 (21.99%) Linux
2 48 (14.08%) Unix
3 27 (7.92%) Red Hat Enterprise Linux
4 21 (6.16%) Debian
5 18 (5.28%) Ubuntu
6 11 (3.23%) Windows
7 7 (2.05%) CentOS
8 5 (1.47%) Windows Server
9 4 (1.17%) Apple iOS
10 3 (0.88%) Fedora
10 3 (0.88%) Mac OS X
11 2 (0.59%) Android
12 1 (0.29%) Windows Server 2012
Processes & Methodologies
1 157 (46.04%) Agile Software Development
2 141 (41.35%) TDD
3 104 (30.50%) Microservices
4 79 (23.17%) Scrum
5 77 (22.58%) Data Architecture
6 74 (21.70%) BDD
7 67 (19.65%) MVC
8 45 (13.20%) DevOps
9 36 (10.56%) Open Source
10 35 (10.26%) Continuous Integration
10 35 (10.26%) Performance Tuning
11 33 (9.68%) Pair Programming
12 30 (8.80%) MapReduce
13 27 (7.92%) Software Engineering
14 26 (7.62%) Analytics
15 25 (7.33%) Waterfall
16 24 (7.04%) SOA
17 23 (6.74%) Machine Learning
18 22 (6.45%) Unit Testing
19 18 (5.28%) Test Automation
Programming Languages
1 205 (60.12%) Java
2 89 (26.10%) SQL
3 78 (22.87%) Python
4 61 (17.89%) JavaScript
5 44 (12.90%) Scala
6 36 (10.56%) C#
7 19 (5.57%) PHP
8 15 (4.40%) SPARQL
9 11 (3.23%) Bash Shell
9 11 (3.23%) T-SQL
10 9 (2.64%) R
11 8 (2.35%) Groovy
11 8 (2.35%) Perl
12 7 (2.05%) Shell Script
13 5 (1.47%) PowerShell
13 5 (1.47%) XPath
14 4 (1.17%) C
15 3 (0.88%) ActionScript
15 3 (0.88%) GraphQL
15 3 (0.88%) PL/SQL
Qualifications
1 46 (13.49%) Security Cleared
2 42 (12.32%) SC Cleared
3 22 (6.45%) Degree
4 8 (2.35%) Computer Science Degree
5 7 (2.05%) CISA
5 7 (2.05%) CISM
5 7 (2.05%) CISSP
6 4 (1.17%) DBS Check
7 3 (0.88%) Master's Degree
7 3 (0.88%) PhD
7 3 (0.88%) Sun Certification
8 1 (0.29%) AWS Certification
8 1 (0.29%) CTC Cleared
8 1 (0.29%) DV Cleared
Quality Assurance & Compliance
1 17 (4.99%) QA
2 6 (1.76%) FedRAMP
2 6 (1.76%) PCI DSS
3 3 (0.88%) Data Quality
4 1 (0.29%) SLA
System Software
1 104 (30.50%) HDFS
2 86 (25.22%) Apache ZooKeeper
3 66 (19.35%) Docker
4 31 (9.09%) Apache Flume
5 7 (2.05%) Active Directory
6 3 (0.88%) Varnish
7 1 (0.29%) NFS
Systems Management
1 44 (12.90%) Ansible
1 44 (12.90%) Terraform
2 41 (12.02%) Kubernetes
3 24 (7.04%) Oozie
4 22 (6.45%) Hadoop YARN
5 15 (4.40%) Puppet
6 13 (3.81%) Kibana
7 12 (3.52%) logstash
8 8 (2.35%) Ambari
8 8 (2.35%) Opscode Chef
9 4 (1.17%) Mesos
10 3 (0.88%) FTK
11 2 (0.59%) Rundeck
12 1 (0.29%) Prometheus
12 1 (0.29%) Rancher
Vendors
1 37 (10.85%) Cloudera
2 35 (10.26%) SAP
3 33 (9.68%) Oracle
4 27 (7.92%) hybris
5 18 (5.28%) Sitecore
6 16 (4.69%) Hortonworks
7 13 (3.81%) Adobe
8 9 (2.64%) HP
8 9 (2.64%) IBM
9 8 (2.35%) Informatica
10 6 (1.76%) Atlassian
10 6 (1.76%) Tableau
11 5 (1.47%) Ab Initio
11 5 (1.47%) Google
11 5 (1.47%) Microsoft
12 4 (1.17%) Splunk
13 3 (0.88%) Minitab
13 3 (0.88%) Red Hat
13 3 (0.88%) Sybase
13 3 (0.88%) Talend