Period
to 13 April 2021

The following table provides summary statistics for permanent job vacancies advertised in the City of London with a requirement for Big Data skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Big Data over the 6 months to 13 April 2021 with a comparison to the same period in the previous 2 years.

Big Data
Central London > City of London
6 months to
13 Apr 2021
Same period 2020 Same period 2019
Rank 60 83 53
Rank change year-on-year +23 -30 +4
Permanent jobs citing Big Data 225 290 484
As % of all permanent jobs advertised in the City of London 4.63% 3.41% 4.72%
As % of the Database & Business Intelligence category 15.79% 14.06% 15.37%
Number of salaries quoted 202 255 452
10th Percentile £52,500 £47,500 £50,075
25th Percentile £65,000 £57,500 £62,188
Median annual salary (50th Percentile) £80,000 £72,500 £75,000
Median % change year-on-year +10.34% -3.33% +7.14%
75th Percentile £95,000 £91,250 £97,500
90th Percentile £112,250 £112,500 £105,000
Central London median annual salary £80,000 £75,000 £75,000
% change year-on-year +6.67% - +7.14%

Big Data 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 the City of London with a requirement for database or business intelligence skills.

All Database and Business Intelligence Skills
City of London
Permanent vacancies with a requirement for database or business intelligence skills 1,425 2,062 3,148
As % of all permanent IT jobs advertised in the City of London 29.34% 24.22% 30.68%
Number of salaries quoted 1,244 1,816 2,841
10th Percentile £44,300 £42,500 £41,250
25th Percentile £53,750 £51,250 £51,250
Median annual salary (50th Percentile) £72,500 £67,500 £67,500
Median % change year-on-year +7.41% - +8.00%
75th Percentile £88,750 £83,750 £82,500
90th Percentile £105,000 £100,000 £97,500
Central London median annual salary £70,000 £67,500 £65,000
% change year-on-year +3.70% +3.85% +8.33%

Big Data
Job Vacancy Trend in the City of London

Job postings citing Big Data as a proportion of all IT jobs advertised in the City of London.

Job vacancy trend for Big Data in the City of London

Big Data
Salary Trend in the City of London

3-month moving average salary quoted in jobs citing Big Data in the City of London.

Salary trend for Big Data in the City of London

Big Data
Salary Histogram in the City of London

Salary distribution for jobs citing Big Data in the City of London over the 6 months to 13 April 2021.

Salary histogram for Big Data in the City of London

For the 6 months to 13 April 2021, IT jobs citing Big Data 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 City of London region with a requirement for Big Data.

1 121 (53.78%) Java
2 112 (49.78%) Hadoop
3 92 (40.89%) Apache Spark
4 82 (36.44%) AWS
5 74 (32.89%) Agile Software Development
6 73 (32.44%) Analytics
7 69 (30.67%) Kafka
8 64 (28.44%) Kubernetes
9 58 (25.78%) Python
10 57 (25.33%) Microservices
11 54 (24.00%) DevOps
12 53 (23.56%) SQL
13 51 (22.67%) Software Engineering
13 51 (22.67%) Azure
14 47 (20.89%) Finance
15 43 (19.11%) GCP
16 40 (17.78%) Docker
17 37 (16.44%) Data Engineering
18 35 (15.56%) Open Source
19 34 (15.11%) NoSQL
19 34 (15.11%) React
20 33 (14.67%) Node.js
20 33 (14.67%) Scala
21 32 (14.22%) TypeScript
22 31 (13.78%) Artificial Intelligence
22 31 (13.78%) JavaScript
23 29 (12.89%) OO
23 29 (12.89%) Data Science
24 28 (12.44%) Amazon Redshift
25 27 (12.00%) ETL

Big Data
Co-occurring IT Skills in the City of 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 92 (40.89%) Apache Spark
2 11 (4.89%) Apache
2 11 (4.89%) Apache Airflow
3 8 (3.56%) Moodle
4 5 (2.22%) Elasticsearch
5 1 (0.44%) OpenStack
Applications
1 8 (3.56%) Microsoft Excel
1 8 (3.56%) Spreadsheet
2 1 (0.44%) Microsoft Office
Business Applications
1 1 (0.44%) SAP APO
Cloud Services
1 82 (36.44%) AWS
2 51 (22.67%) Azure
3 43 (19.11%) GCP
4 18 (8.00%) Power Platform
5 11 (4.89%) Amazon EC2
5 11 (4.89%) SaaS
6 7 (3.11%) Serverless
7 6 (2.67%) Amazon S3
7 6 (2.67%) AWS Lambda
8 5 (2.22%) Amazon Kinesis
8 5 (2.22%) Matillion
8 5 (2.22%) PaaS
9 4 (1.78%) Amazon EMR
9 4 (1.78%) Azure Data Factory
10 3 (1.33%) AWS CloudFormation
10 3 (1.33%) IaaS
11 2 (0.89%) Cloud Computing
11 2 (0.89%) Dynamics 365
11 2 (0.89%) OpenShift
12 1 (0.44%) Azure Functions
Communications & Networking
1 5 (2.22%) HTTP
2 2 (0.89%) Firewall
3 1 (0.44%) Internet
Database & Business Intelligence
1 112 (49.78%) Hadoop
2 34 (15.11%) NoSQL
3 28 (12.44%) Amazon Redshift
4 27 (12.00%) Apache Cassandra
4 27 (12.00%) MongoDB
5 24 (10.67%) Apache Hive
6 23 (10.22%) Data Warehouse
7 21 (9.33%) BigQuery
8 18 (8.00%) Power BI
9 15 (6.67%) Data Lake
10 10 (4.44%) Presto
10 10 (4.44%) Tableau
11 9 (4.00%) MySQL
12 7 (3.11%) Amazon RDS
13 6 (2.67%) Relational Database
14 4 (1.78%) HDInsight
14 4 (1.78%) Looker
14 4 (1.78%) SQL Server
15 3 (1.33%) SQL Server Integration Services
15 3 (1.33%) SQL Server Reporting Services
Development Applications
1 20 (8.89%) Git (software)
2 8 (3.56%) Jenkins
3 7 (3.11%) Atlassian Bamboo
4 3 (1.33%) JIRA
4 3 (1.33%) JMeter
4 3 (1.33%) JUnit
4 3 (1.33%) REST Assured
5 2 (0.89%) Bitbucket
5 2 (0.89%) Gradle
5 2 (0.89%) Maven
5 2 (0.89%) Selenium
5 2 (0.89%) WebDriver
6 1 (0.44%) Visual Studio
6 1 (0.44%) Visual Studio Code
6 1 (0.44%) Visual Studio Team System
General
1 47 (20.89%) Finance
2 23 (10.22%) Banking
3 14 (6.22%) Marketing
4 7 (3.11%) Law
5 4 (1.78%) Advertising
5 4 (1.78%) Public Sector
6 3 (1.33%) Front Office
6 3 (1.33%) Games
7 1 (0.44%) French Language
7 1 (0.44%) Investment Banking
7 1 (0.44%) Retail
7 1 (0.44%) Spanish Language
7 1 (0.44%) Telecoms
Job Titles
1 67 (29.78%) Developer
2 49 (21.78%) Big Data Engineer
3 48 (21.33%) Java Developer
4 43 (19.11%) Java Engineer
5 42 (18.67%) Data Engineer
6 24 (10.67%) Cloud Engineer
7 21 (9.33%) Software Engineer
8 19 (8.44%) Java Software Engineer
9 18 (8.00%) Big Data Software Engineer
9 18 (8.00%) Data Analytics Engineer
9 18 (8.00%) Kubernetes Engineer
10 14 (6.22%) Consultant
11 12 (5.33%) AWS Engineer
12 11 (4.89%) Architect
13 10 (4.44%) Analyst
13 10 (4.44%) Data Consultant
14 9 (4.00%) Data Analyst
14 9 (4.00%) Hadoop Engineer
15 8 (3.56%) Senior Developer
16 6 (2.67%) Migration Consultant
Libraries, Frameworks & Software Standards
1 69 (30.67%) Kafka
2 34 (15.11%) React
3 33 (14.67%) Node.js
4 26 (11.56%) AngularJS
5 25 (11.11%) CSS
5 25 (11.11%) HTML
6 20 (8.89%) ActiveMQ
6 20 (8.89%) JMS
7 17 (7.56%) HTML5
7 17 (7.56%) RESTful
8 16 (7.11%) Apollo GraphQL
8 16 (7.11%) GraphQL
8 16 (7.11%) Redux
9 12 (5.33%) REST
10 11 (4.89%) Web Services
11 9 (4.00%) .NET
11 9 (4.00%) Vue.js
12 5 (2.22%) Apache Thrift
13 4 (1.78%) JSON
13 4 (1.78%) Lambda Expressions
Miscellaneous
1 20 (8.89%) Self-Motivation
2 18 (8.00%) User Experience
3 10 (4.44%) Analytical Skills
3 10 (4.44%) Public Cloud
4 5 (2.22%) Greenfield Project
5 4 (1.78%) Data Structures
5 4 (1.78%) Private Cloud
6 3 (1.33%) Algorithms
6 3 (1.33%) Foreign Exchange (FX)
6 3 (1.33%) Management Information System
7 2 (0.89%) Data Centre
7 2 (0.89%) Reinsurance
8 1 (0.44%) Cloud Native
8 1 (0.44%) e-Learning
8 1 (0.44%) Equities
8 1 (0.44%) Fixed Income
8 1 (0.44%) Linux Command Line
8 1 (0.44%) Media Streaming
8 1 (0.44%) SCORM
8 1 (0.44%) Video\Live Streaming
Operating Systems
1 8 (3.56%) Linux
2 2 (0.89%) CentOS
3 1 (0.44%) Unix
3 1 (0.44%) Windows
Processes & Methodologies
1 74 (32.89%) Agile Software Development
2 73 (32.44%) Analytics
3 57 (25.33%) Microservices
4 54 (24.00%) DevOps
5 51 (22.67%) Software Engineering
6 37 (16.44%) Data Engineering
7 35 (15.56%) Open Source
8 31 (13.78%) Artificial Intelligence
9 29 (12.89%) Data Science
9 29 (12.89%) OO
10 27 (12.00%) ETL
11 26 (11.56%) Business Intelligence
11 26 (11.56%) Fintech
12 24 (10.67%) Computer Science
13 22 (9.78%) Multithreading
14 21 (9.33%) Data Modelling
15 19 (8.44%) Infrastructure as Code
15 19 (8.44%) SOA
16 18 (8.00%) TDD
17 17 (7.56%) Data Analysis
Programming Languages
1 121 (53.78%) Java
2 58 (25.78%) Python
3 53 (23.56%) SQL
4 33 (14.67%) Scala
5 32 (14.22%) TypeScript
6 31 (13.78%) JavaScript
7 24 (10.67%) Java 8
7 24 (10.67%) PHP
8 22 (9.78%) C#
9 17 (7.56%) Kotlin
10 16 (7.11%) ES6
11 4 (1.78%) Bash Shell
12 3 (1.33%) R
12 3 (1.33%) T-SQL
13 2 (0.89%) C++
14 1 (0.44%) C
14 1 (0.44%) Go
Qualifications
1 22 (9.78%) Degree
2 21 (9.33%) Computer Science Degree
3 6 (2.67%) SC Cleared
3 6 (2.67%) Security Cleared
4 5 (2.22%) DV Cleared
5 3 (1.33%) PhD
Quality Assurance & Compliance
1 15 (6.67%) Data Quality
2 5 (2.22%) QA
System Software
1 40 (17.78%) Docker
2 4 (1.78%) Apache ZooKeeper
3 2 (0.89%) VMware Infrastructure
Systems Management
1 64 (28.44%) Kubernetes
2 22 (9.78%) Terraform
3 6 (2.67%) Ansible
4 4 (1.78%) Puppet
5 3 (1.33%) Grafana
6 2 (0.89%) Prometheus
6 2 (0.89%) ZABBIX
Vendors
1 15 (6.67%) Microsoft
2 13 (5.78%) Google
2 13 (5.78%) Talend
3 11 (4.89%) Databricks
4 9 (4.00%) Informatica
5 7 (3.11%) IBM
5 7 (3.11%) Oracle
5 7 (3.11%) Salesforce.com
5 7 (3.11%) SAP
6 5 (2.22%) Cloudera
6 5 (2.22%) Splunk
6 5 (2.22%) VMware
7 4 (1.78%) Alteryx
8 3 (1.33%) Intel
8 3 (1.33%) NVIDIA
9 1 (0.44%) Ab Initio
9 1 (0.44%) Cisco
9 1 (0.44%) MicroStrategy
9 1 (0.44%) Palantir