Period
to 16 November 2019

The following table provides summary statistics for permanent job vacancies advertised in London with a requirement for Parquet skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Parquet over the 6 months to 16 November 2019 with a comparison to the same period in the previous 2 years.

Apache Parquet
England > London
6 months to
16 Nov 2019
Same period 2018 Same period 2017
Rank 713 786 847
Rank change year-on-year +73 +61 -
Permanent jobs citing Parquet 16 28 11
As % of all permanent IT jobs advertised in London 0.029% 0.042% 0.015%
As % of the Database & Business Intelligence category 0.10% 0.14% 0.050%
Number of salaries quoted 15 25 11
London median annual salary £70,000 £77,500 £92,500
Median salary % change year-on-year -9.68% -16.22% -
10th Percentile £55,000 £66,000 £78,750
90th Percentile £86,750 £96,250 £135,000
England median annual salary £70,000 £75,000 £92,500
% change year-on-year -6.67% -18.92% +71.30%

Parquet is in the Databases and Business Intelligence category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in London with a requirement for database or business intelligence skills.

All Database and Business Intelligence Skills
London
Permanent vacancies with a requirement for database or business intelligence skills 15,353 20,280 22,211
As % of all permanent IT jobs advertised in London 28.28% 30.16% 29.39%
Number of salaries quoted 12,685 16,556 17,799
London median annual salary £65,000 £62,500 £60,000
Median salary % change year-on-year +4.00% +4.17% +4.35%
10th Percentile £38,750 £37,500 £36,250
90th Percentile £100,000 £95,000 £88,750
England median annual salary £52,500 £51,000 £50,000
% change year-on-year +2.94% +2.00% +5.26%

Parquet
Job Vacancy Trend in London

Job postings citing Parquet as a percentage of all IT jobs advertised in London.

Job vacancy trend for Parquet in London

Parquet
Salary Trend in London

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing Parquet in London.

Salary trend for Parquet in London

Parquet
Salary Histogram in London

The salary distribution of IT jobs citing Parquet in London over the 6 months to 16 November 2019.

Salary histogram for Parquet in London

Parquet
Job Locations in London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Parquet within the London region over the 6 months to 16 November 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
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
Central London +22 4 £72,500 -13.43% 2
Parquet
England

For the 6 months to 16 November 2019, IT jobs citing Parquet also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all permanent job ads across the London region with a requirement for Parquet.

1 14 (87.50%) Python
2 13 (81.25%) AWS
3 12 (75.00%) SQL
3 12 (75.00%) Agile Software Development
4 11 (68.75%) Big Data
4 11 (68.75%) Apache Spark
5 10 (62.50%) Business Intelligence
6 8 (50.00%) ETL
6 8 (50.00%) Presto
6 8 (50.00%) Amazon EMR
6 8 (50.00%) Apache Airflow
7 7 (43.75%) DevOps
8 6 (37.50%) Data Science
8 6 (37.50%) Linux
8 6 (37.50%) Ab Initio
9 5 (31.25%) MySQL
9 5 (31.25%) Kafka
9 5 (31.25%) Analytics
9 5 (31.25%) Git (software)
9 5 (31.25%) Scala
9 5 (31.25%) PySpark
9 5 (31.25%) Serverless
10 4 (25.00%) Data Ingestion
10 4 (25.00%) Terraform
10 4 (25.00%) Amazon Athena
10 4 (25.00%) Oozie
10 4 (25.00%) SDLC
10 4 (25.00%) AWS Lambda
10 4 (25.00%) Data Engineering
10 4 (25.00%) Hadoop

Parquet
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 11 (68.75%) Apache Spark
2 8 (50.00%) Apache Airflow
3 2 (12.50%) Elasticsearch
3 2 (12.50%) Luigi
Applications
1 1 (6.25%) Microsoft Project
Business Applications
1 1 (6.25%) Adobe Campaign
Cloud Services
1 13 (81.25%) AWS
2 8 (50.00%) Amazon EMR
3 5 (31.25%) Serverless
4 4 (25.00%) Amazon EC2
4 4 (25.00%) Amazon S3
4 4 (25.00%) AWS Lambda
5 3 (18.75%) GitHub
6 2 (12.50%) Amazon Kinesis
6 2 (12.50%) Amazon SQS
7 1 (6.25%) CloudFront
Database & Business Intelligence
1 11 (68.75%) Big Data
2 8 (50.00%) Presto
3 5 (31.25%) MySQL
4 4 (25.00%) Amazon Athena
4 4 (25.00%) Hadoop
5 3 (18.75%) Amazon RDS
5 3 (18.75%) Apache Cassandra
5 3 (18.75%) Apache Hive
5 3 (18.75%) Flink
6 2 (12.50%) PostgreSQL
7 1 (6.25%) Amazon DynamoDB
7 1 (6.25%) Amazon Redshift
7 1 (6.25%) Data Warehouse
7 1 (6.25%) HBase
7 1 (6.25%) Impala
7 1 (6.25%) RDBMS
7 1 (6.25%) Redis
7 1 (6.25%) Relational Database
7 1 (6.25%) Sqoop
Development Applications
1 5 (31.25%) Git (software)
2 2 (12.50%) Jenkins
3 1 (6.25%) JIRA
General
1 2 (12.50%) Retail
2 1 (6.25%) Games
2 1 (6.25%) Marketing
Job Titles
1 10 (62.50%) Data Engineer
2 4 (25.00%) Developer
2 4 (25.00%) Python Engineer
3 3 (18.75%) AWS Engineer
3 3 (18.75%) Big Data Engineer
3 3 (18.75%) Linux Engineer
3 3 (18.75%) Tableau Developer
4 1 (6.25%) Clojure Engineer
4 1 (6.25%) Delivery Manager
4 1 (6.25%) Lead Software Engineer
4 1 (6.25%) Python Developer
4 1 (6.25%) Python Software Engineer
4 1 (6.25%) Senior Data Engineer
4 1 (6.25%) Senior Developer
4 1 (6.25%) Senior Python Developer
4 1 (6.25%) Senior Software Engineer
4 1 (6.25%) Software Engineer
4 1 (6.25%) Technical Delivery Manager
4 1 (6.25%) Technical Manager
Libraries, Frameworks & Software Standards
1 5 (31.25%) Kafka
1 5 (31.25%) PySpark
2 3 (18.75%) JSON
3 2 (12.50%) Celery
4 1 (6.25%) .NET
4 1 (6.25%) Apache Avro
4 1 (6.25%) Flask
4 1 (6.25%) Velocity
4 1 (6.25%) Web Services
Miscellaneous
1 1 (6.25%) Greenfield Project
1 1 (6.25%) Mobile App
1 1 (6.25%) Self-Motivation
1 1 (6.25%) Virtual Team
Operating Systems
1 6 (37.50%) Linux
2 2 (12.50%) Unix
Processes & Methodologies
1 12 (75.00%) Agile Software Development
2 10 (62.50%) Business Intelligence
3 8 (50.00%) ETL
4 7 (43.75%) DevOps
5 6 (37.50%) Data Science
6 5 (31.25%) Analytics
7 4 (25.00%) Data Engineering
7 4 (25.00%) Data Ingestion
7 4 (25.00%) SDLC
8 3 (18.75%) Actionable Insight
8 3 (18.75%) Auto-Scaling
8 3 (18.75%) Investment Management
8 3 (18.75%) IT Strategy
8 3 (18.75%) Open Source
8 3 (18.75%) Pair Programming
8 3 (18.75%) Scrum
8 3 (18.75%) TDD
8 3 (18.75%) Use Case
8 3 (18.75%) Workflow
9 2 (12.50%) Test Automation
Programming Languages
1 14 (87.50%) Python
2 12 (75.00%) SQL
3 5 (31.25%) Scala
4 3 (18.75%) Shell Script
5 2 (12.50%) Bash Shell
5 2 (12.50%) Java
5 2 (12.50%) PowerShell
6 1 (6.25%) Clojure
6 1 (6.25%) Go
System Software
1 2 (12.50%) Docker
2 1 (6.25%) Apache Flume
2 1 (6.25%) HDFS
Systems Management
1 4 (25.00%) Oozie
1 4 (25.00%) Terraform
2 3 (18.75%) Control-M
3 2 (12.50%) Ansible
3 2 (12.50%) Packer
Vendors
1 6 (37.50%) Ab Initio
2 4 (25.00%) Tableau
3 3 (18.75%) Netezza
4 2 (12.50%) Automation Anywhere
4 2 (12.50%) Blue Prism
4 2 (12.50%) UiPath
5 1 (6.25%) Adobe
5 1 (6.25%) Google
5 1 (6.25%) IBM
5 1 (6.25%) Microsoft
5 1 (6.25%) Salesforce Marketing Cloud
5 1 (6.25%) Salesforce.com