Job Vacancy Trend Salary Trend Salary Histogram Job Locations Skill Sets
Period
to 28 January 2022

The following table provides summary statistics for permanent job vacancies advertised in England with a requirement for HDFS skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited HDFS over the 6 months to 28 January 2022 with a comparison to the same period in the previous 2 years.

Hadoop Distributed File System (HDFS)
UK > England
6 months to
28 Jan 2022		 Same period 2021 Same period 2020
Rank 888 670 839
Rank change year-on-year -218 +169 -16
Permanent jobs citing HDFS 127 81 177
As % of all permanent jobs advertised in England 0.11% 0.14% 0.15%
As % of the System Software category 0.63% 0.74% 0.88%
Number of salaries quoted 46 41 165
10th Percentile £46,250 £47,250 £51,738
25th Percentile £47,500 £49,750 £65,000
Median annual salary (50th Percentile) £57,500 £58,500 £75,000
Median % change year-on-year -1.71% -22.00% +7.14%
75th Percentile £66,738 £71,250 £83,750
90th Percentile £83,125 £95,000 £90,750
UK median annual salary £57,500 £58,500 £75,000
% change year-on-year -1.71% -22.00% +7.14%

HDFS is in the System Software category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in England with a requirement for system software skills.

All System Software Skills
England
Permanent vacancies with a requirement for system software skills 20,098 10,940 20,045
As % of all permanent IT jobs advertised in England 17.82% 18.71% 17.25%
Number of salaries quoted 13,797 9,315 16,659
10th Percentile £27,774 £29,750 £25,750
25th Percentile £37,500 £39,000 £33,000
Median annual salary (50th Percentile) £55,000 £55,000 £50,000
Median % change year-on-year - +10.00% -
75th Percentile £80,000 £73,750 £70,000
90th Percentile £96,500 £87,500 £85,000
UK median annual salary £55,000 £55,000 £50,000
% change year-on-year - +10.00% -

HDFS
Job Vacancy Trend in England

Job postings citing HDFS as a proportion of all IT jobs advertised in England.

Job vacancy trend for HDFS in England

HDFS
Salary Trend in England

3-month moving average salary quoted in jobs citing HDFS in England.

Salary trend for HDFS in England

HDFS
Salary Histogram in England

Salary distribution for jobs citing HDFS in England over the 6 months to 28 January 2022.

Salary histogram for HDFS in England

HDFS
Job Locations in England

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing HDFS within the England region over the 6 months to 28 January 2022. 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
Jobs
London -198 51 £57,500 -14.81% 8
South East -69 46 £80,000 +23.08% 4
West Midlands -57 15 £55,000 +10.00% 3
Midlands -102 15 £55,000 +3.77% 3
North of England -120 11 - - 2
North West -80 8 - -
Yorkshire -83 3 - - 2
HDFS
UK

For the 6 months to 28 January 2022, IT jobs citing HDFS 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 England region with a requirement for HDFS.

1 99 (77.95%) Agile Software Development
2 96 (75.59%) Java
3 91 (71.65%) Hadoop
4 89 (70.08%) Python
5 83 (65.35%) Unix
6 81 (63.78%) Software Engineering
7 79 (62.20%) Apache Spark
8 76 (59.84%) Apache Hive
9 74 (58.27%) AWS
9 74 (58.27%) PostgreSQL
10 73 (57.48%) HBase
11 64 (50.39%) Jenkins
12 62 (48.82%) SQL
13 60 (47.24%) Kafka
13 60 (47.24%) CI/CD
14 59 (46.46%) Scrum
15 58 (45.67%) DevOps
16 56 (44.09%) Azure
16 56 (44.09%) Software Testing
17 55 (43.31%) Apache
18 54 (42.52%) Linux
18 54 (42.52%) Computer Science
18 54 (42.52%) NoSQL
18 54 (42.52%) Ansible
19 52 (40.94%) Analytics
20 51 (40.16%) GCP
20 51 (40.16%) Shell Script
21 49 (38.58%) Finance
21 49 (38.58%) Git (software)
22 48 (37.80%) JSON

HDFS
Co-occurring IT Skills in England 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 79 (62.20%) Apache Spark
2 55 (43.31%) Apache
3 38 (29.92%) GemFire
4 37 (29.13%) SAS
5 14 (11.02%) Confluence
6 10 (7.87%) Apache Pig
7 8 (6.30%) Elasticsearch
8 2 (1.57%) Cloud Foundry
Applications
1 1 (0.79%) Chatbot
1 1 (0.79%) Microsoft Excel
Cloud Services
1 74 (58.27%) AWS
2 56 (44.09%) Azure
3 51 (40.16%) GCP
4 38 (29.92%) GitHub
5 36 (28.35%) Amazon Kinesis
6 24 (18.90%) Power Platform
7 15 (11.81%) Amazon EMR
7 15 (11.81%) Amazon S3
8 13 (10.24%) Tricentis Tosca
9 12 (9.45%) OpenShift
10 8 (6.30%) AWS Lambda
10 8 (6.30%) Serverless
11 7 (5.51%) Amazon EC2
11 7 (5.51%) Amazon ELB
12 3 (2.36%) Azure Machine Learning
13 2 (1.57%) Azure Cosmos DB
13 2 (1.57%) Azure Data Factory
13 2 (1.57%) Azure Synapse Analytics
13 2 (1.57%) PaaS
Communications & Networking
1 3 (2.36%) Internet
1 3 (2.36%) SMS
2 1 (0.79%) Kerberos
Database & Business Intelligence
1 91 (71.65%) Hadoop
2 76 (59.84%) Apache Hive
3 74 (58.27%) PostgreSQL
4 73 (57.48%) HBase
5 54 (42.52%) NoSQL
6 47 (37.01%) Data Warehouse
7 46 (36.22%) Big Data
8 43 (33.86%) MariaDB
9 41 (32.28%) Impala
9 41 (32.28%) Relational Database
10 40 (31.50%) MySQL
11 37 (29.13%) Pentaho
12 36 (28.35%) Amazon Redshift
12 36 (28.35%) Redis
13 24 (18.90%) Power BI
14 18 (14.17%) Amazon RDS
15 14 (11.02%) BusinessObjects
16 12 (9.45%) Apache Cassandra
17 11 (8.66%) Data Lake
17 11 (8.66%) MongoDB
Development Applications
1 64 (50.39%) Jenkins
2 49 (38.58%) Git (software)
3 41 (32.28%) Eclipse
3 41 (32.28%) IntelliJ
4 38 (29.92%) Cucumber
4 38 (29.92%) Cypress.io
4 38 (29.92%) Gradle
4 38 (29.92%) JUnit
4 38 (29.92%) Protractor
4 38 (29.92%) Sonatype Nexus
4 38 (29.92%) Storybook
5 36 (28.35%) Mockito
6 28 (22.05%) Artifactory
7 22 (17.32%) SonarQube
8 19 (14.96%) GitLab
9 14 (11.02%) Bitbucket
9 14 (11.02%) JIRA
10 3 (2.36%) IBM UrbanCode
10 3 (2.36%) Maven
10 3 (2.36%) SoapUI
General
1 49 (38.58%) Finance
2 46 (36.22%) Banking
2 46 (36.22%) Law
3 45 (35.43%) Inclusion and Diversity
4 23 (18.11%) Public Sector
5 14 (11.02%) Social Skills
6 10 (7.87%) Marketing
7 5 (3.94%) Retail
8 4 (3.15%) Analytical Skills
9 3 (2.36%) Retail Banking
10 2 (1.57%) Influencing Skills
11 1 (0.79%) Financial Institution
11 1 (0.79%) Legal
11 1 (0.79%) Manufacturing
11 1 (0.79%) Presentation Skills
Job Titles
1 51 (40.16%) Data Engineer
2 32 (25.20%) Software Engineer
3 20 (15.75%) Developer
4 17 (13.39%) Principal Engineer
5 16 (12.60%) Principal Software Engineer
6 15 (11.81%) Software Developer
7 14 (11.02%) Lead Developer
7 14 (11.02%) Lead Software Developer
7 14 (11.02%) Lead Software Engineer
8 13 (10.24%) Data Scientist
8 13 (10.24%) Informatica Engineer
9 8 (6.30%) AWS Engineer
10 5 (3.94%) Cloud Engineer
10 5 (3.94%) Senior Data Engineer
11 4 (3.15%) Big Data Engineer
12 3 (2.36%) Consultant
12 3 (2.36%) Hadoop Developer
12 3 (2.36%) Java Engineer
12 3 (2.36%) Platform Engineer
12 3 (2.36%) Senior Java Engineer
Libraries, Frameworks & Software Standards
1 60 (47.24%) Kafka
2 48 (37.80%) JSON
2 48 (37.80%) Spring
3 39 (30.71%) Node.js
4 38 (29.92%) AngularJS
4 38 (29.92%) CSS
4 38 (29.92%) Express
4 38 (29.92%) React
4 38 (29.92%) Redux
4 38 (29.92%) RESTful
4 38 (29.92%) Spark Streaming
4 38 (29.92%) Tailwind CSS
4 38 (29.92%) Twitter Bootstrap
5 36 (28.35%) AssertJ
5 36 (28.35%) Play Framework
5 36 (28.35%) WireMock
6 30 (23.62%) RabbitMQ
7 24 (18.90%) LAMP
7 24 (18.90%) LAPP Stack
8 12 (9.45%) TensorFlow
Miscellaneous
1 45 (35.43%) Linux Command Line
2 16 (12.60%) User Experience
3 11 (8.66%) Algorithms
4 10 (7.87%) Self-Motivation
5 8 (6.30%) Management Information System
6 5 (3.94%) Virtual Team
7 3 (2.36%) Online Banking
8 2 (1.57%) Hybrid Cloud
8 2 (1.57%) Social Network
9 1 (0.79%) Data Centre
9 1 (0.79%) Data Structures
9 1 (0.79%) Social Media
Operating Systems
1 83 (65.35%) Unix
2 54 (42.52%) Linux
3 1 (0.79%) Windows
Processes & Methodologies
1 99 (77.95%) Agile Software Development
2 81 (63.78%) Software Engineering
3 60 (47.24%) CI/CD
4 59 (46.46%) Scrum
5 58 (45.67%) DevOps
6 56 (44.09%) Software Testing
7 54 (42.52%) Computer Science
8 52 (40.94%) Analytics
9 45 (35.43%) Microservices
10 43 (33.86%) Data Modelling
10 43 (33.86%) Digital Banking
11 40 (31.50%) ETL
11 40 (31.50%) Open Source
12 38 (29.92%) Cross-Browser Testing
12 38 (29.92%) Validation
13 33 (25.98%) Business Continuity
13 33 (25.98%) Mentoring
13 33 (25.98%) OO
13 33 (25.98%) Scaled Agile Framework
14 32 (25.20%) Multithreading
Programming Languages
1 96 (75.59%) Java
2 89 (70.08%) Python
3 62 (48.82%) SQL
4 51 (40.16%) Shell Script
5 40 (31.50%) PL/SQL
6 38 (29.92%) Groovy
7 37 (29.13%) HiveQL
8 20 (15.75%) Scala
9 8 (6.30%) MATLAB
10 7 (5.51%) R
11 1 (0.79%) Bash
11 1 (0.79%) HQL
11 1 (0.79%) JavaScript
11 1 (0.79%) Perl
11 1 (0.79%) Pig Latin
11 1 (0.79%) VBA
Qualifications
1 47 (37.01%) Degree
2 36 (28.35%) OCP
2 36 (28.35%) Oracle Certification
3 9 (7.09%) Computer Science Degree
4 3 (2.36%) PhD
5 1 (0.79%) Master's Degree
5 1 (0.79%) SC Cleared
5 1 (0.79%) Security Cleared
Quality Assurance & Compliance
1 1 (0.79%) Data Quality
System Software
1 33 (25.98%) VMware Infrastructure
2 11 (8.66%) Docker
3 5 (3.94%) Apache ZooKeeper
4 4 (3.15%) Apache Flume
Systems Management
1 54 (42.52%) Ansible
2 13 (10.24%) Kubernetes
3 11 (8.66%) Opscode Chef
4 4 (3.15%) Hadoop YARN
5 2 (1.57%) Ambari
5 2 (1.57%) Oozie
6 1 (0.79%) Kubeflow
6 1 (0.79%) Puppet
Vendors
1 40 (31.50%) Informatica
1 40 (31.50%) Oracle
2 38 (29.92%) Okta
2 38 (29.92%) Talend
2 38 (29.92%) VMware
3 8 (6.30%) Cognizant
3 8 (6.30%) Hortonworks
4 3 (2.36%) Splunk
5 2 (1.57%) Ab Initio
5 2 (1.57%) Databricks
5 2 (1.57%) Microsoft
6 1 (0.79%) Cognos
6 1 (0.79%) MicroStrategy