Period
to 8 April 2020

The table below looks at the prevalence of the term Data Structures in permanent job vacancies advertised in London. Included is a benchmarking guide to the salaries offered in vacancies that have cited Data Structures over the 6 months to 8 April 2020 with a comparison to the same period over the previous 2 years.

Data Structures
England > London
6 months to
8 Apr 2020
Same period 2019 Same period 2018
Rank 224 224 268
Rank change year-on-year 0 +44 +19
Permanent jobs citing Data Structures 736 954 891
As % of all permanent jobs advertised in London 1.55% 1.56% 1.27%
As % of the Miscellaneous category 3.73% 3.76% 3.00%
Number of salaries quoted 600 778 737
Median annual salary £67,500 £67,500 £65,000
Median salary % change year-on-year - +3.85% -3.70%
10th Percentile £46,250 £42,000 £42,500
90th Percentile £113,750 £95,000 £115,000
England median annual salary £65,000 £62,500 £60,000
% change year-on-year +4.00% +4.17% -

Data Structures is in the Generic IT Skills 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 generic IT skills.

All Generic IT Skills
London
Permanent vacancies with a requirement for generic IT skills 19,716 25,368 29,689
As % of all permanent IT jobs advertised in London 41.40% 41.35% 42.25%
Number of salaries quoted 15,230 19,824 23,684
Median annual salary £67,500 £65,000 £60,000
Median salary % change year-on-year +3.85% +8.33% -
10th Percentile £37,500 £36,250 £35,000
90th Percentile £112,500 £100,000 £95,000
England median annual salary £55,000 £52,500 £50,000
% change year-on-year +4.76% +5.00% +1.01%

Data Structures
Job Vacancy Trend in London

Job postings citing Data Structures as a proportion of all IT jobs advertised in London.

Job vacancy trend for Data Structures in London

Data Structures
Salary Trend in London

3-month moving average salary quoted in jobs citing Data Structures in London.

Salary trend for Data Structures in London

Data Structures
Salary Histogram in London

Salary distribution for jobs citing Data Structures in London over the 6 months to 8 April 2020.

Salary histogram for Data Structures in London

Data Structures
Job Locations in London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Data Structures within the London region over the 6 months to 8 April 2020. 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 -12 142 £70,000 +3.70% 37
West London +6 30 £65,000 +42.86% 15
South London +26 17 £75,000 -6.25% 2
East London +16 14 £68,750 +38.39% 6
Data Structures
England

For the 6 months to 8 April 2020, IT jobs citing Data Structures 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 Data Structures.

1 349 (47.42%) Algorithms
2 297 (40.35%) Java
3 293 (39.81%) Agile Software Development
4 287 (38.99%) Python
5 277 (37.64%) SQL
6 267 (36.28%) Finance
7 244 (33.15%) Computer Science
8 188 (25.54%) OO
9 169 (22.96%) TDD
10 168 (22.83%) C#
11 159 (21.60%) Software Engineering
12 157 (21.33%) AWS
13 147 (19.97%) Relational Database
14 145 (19.70%) Analytics
15 130 (17.66%) ETL
16 127 (17.26%) Big Data
17 123 (16.71%) Docker
18 117 (15.90%) Fintech
19 116 (15.76%) Derivative
20 112 (15.22%) Degree
20 112 (15.22%) Problem-Solving
21 108 (14.67%) Data Modelling
22 107 (14.54%) JavaScript
22 107 (14.54%) Mathematics
23 106 (14.40%) Data Warehouse
23 106 (14.40%) Kubernetes
23 106 (14.40%) DevOps
24 102 (13.86%) User Experience
25 99 (13.45%) Hedge funds
26 97 (13.18%) Business Intelligence

Data Structures
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 70 (9.51%) Apache Spark
2 28 (3.80%) Apache
3 27 (3.67%) Apache Airflow
4 24 (3.26%) Confluence
5 18 (2.45%) Luigi
6 11 (1.49%) Elasticsearch
6 11 (1.49%) SAS
7 6 (0.82%) Tornado
8 5 (0.68%) WildFly
9 4 (0.54%) Apache Solr
9 4 (0.54%) Oracle Workflow
10 2 (0.27%) Cloud Foundry
11 1 (0.14%) Apache Pig
11 1 (0.14%) CMS
11 1 (0.14%) Ethereum
11 1 (0.14%) Hyperledger
11 1 (0.14%) Jupyter
11 1 (0.14%) MS Exchange
11 1 (0.14%) Oracle SOA Suite
11 1 (0.14%) WebSphere
Applications
1 18 (2.45%) Microsoft Excel
2 8 (1.09%) Microsoft Office
3 4 (0.54%) SPSS
4 2 (0.27%) Microsoft Project
4 2 (0.27%) MS Visio
5 1 (0.14%) Microsoft PowerPoint
Business Applications
1 13 (1.77%) Dynamics AX
2 5 (0.68%) Eloqua
3 3 (0.41%) SAP MDG
4 2 (0.27%) NetSuite
4 2 (0.27%) Oracle EBS
4 2 (0.27%) Salesforce.com CRM
4 2 (0.27%) Workday HCM
5 1 (0.14%) Cognos Business Intelligence
5 1 (0.14%) Distributed Ledger
5 1 (0.14%) Dynamics CRM
5 1 (0.14%) Eikon
5 1 (0.14%) JDE OneWorld
5 1 (0.14%) Oracle Applications
5 1 (0.14%) RMDS
5 1 (0.14%) Tesseract
Cloud Services
1 157 (21.33%) AWS
2 75 (10.19%) Azure
3 52 (7.07%) GCP
4 40 (5.43%) Power Platform
5 37 (5.03%) Amazon S3
6 36 (4.89%) GitHub
7 31 (4.21%) Amazon EC2
8 30 (4.08%) Amazon EMR
9 22 (2.99%) Serverless
10 16 (2.17%) SaaS
11 15 (2.04%) AWS Lambda
12 13 (1.77%) Amazon Kinesis
13 12 (1.63%) Amazon Glacier
14 8 (1.09%) Amazon EKS
15 6 (0.82%) Cloud Computing
15 6 (0.82%) PaaS
15 6 (0.82%) Salesforce Service Cloud
16 5 (0.68%) Amazon SQS
17 4 (0.54%) Datadog
18 3 (0.41%) Azure Data Factory
Communications & Networking
1 7 (0.95%) HTTP
2 6 (0.82%) Firewall
3 3 (0.41%) Ethernet
4 2 (0.27%) Internet
5 1 (0.14%) NAS
5 1 (0.14%) Network Security
5 1 (0.14%) SAN
Database & Business Intelligence
1 147 (19.97%) Relational Database
2 127 (17.26%) Big Data
3 106 (14.40%) Data Warehouse
4 76 (10.33%) SQL Server
5 72 (9.78%) NoSQL
6 63 (8.56%) Hadoop
7 56 (7.61%) PostgreSQL
8 48 (6.52%) Amazon Redshift
9 41 (5.57%) SQL Server Integration Services
10 40 (5.43%) Power BI
11 28 (3.80%) Amazon DynamoDB
12 27 (3.67%) Amazon RDS
13 23 (3.13%) BigQuery
13 23 (3.13%) Looker
14 22 (2.99%) SQL Server Analysis Services
15 21 (2.85%) Data Lake
16 19 (2.58%) RDBMS
17 18 (2.45%) Amazon Athena
17 18 (2.45%) SQL Server Reporting Services
18 16 (2.17%) MarkLogic
Development Applications
1 59 (8.02%) Git (software)
2 48 (6.52%) Maven
3 41 (5.57%) Selenium
4 36 (4.89%) JIRA
5 34 (4.62%) Jenkins
6 28 (3.80%) Gradle
7 25 (3.40%) JUnit
8 22 (2.99%) Jasmine
9 21 (2.85%) Atlassian Bamboo
10 20 (2.72%) Mocha
11 18 (2.45%) Karma Test Runner
12 17 (2.31%) Cucumber
12 17 (2.31%) Protractor
12 17 (2.31%) Sinon.JS
12 17 (2.31%) TestNG
13 11 (1.49%) webpack
14 7 (0.95%) IntelliJ
15 6 (0.82%) Ant
15 6 (0.82%) Subversion
15 6 (0.82%) TeamCity
General
1 267 (36.28%) Finance
2 52 (7.07%) Games
3 49 (6.66%) Front Office
4 39 (5.30%) Banking
5 25 (3.40%) Retail
6 15 (2.04%) Financial Institution
7 14 (1.90%) Law
7 14 (1.90%) Marketing
8 13 (1.77%) General Ledger
9 9 (1.22%) Investment Banking
10 7 (0.95%) Telecoms
11 5 (0.68%) Advertising
12 4 (0.54%) Legal
12 4 (0.54%) Multimedia
13 3 (0.41%) Automotive
14 2 (0.27%) Digital Economy
14 2 (0.27%) Public Sector
15 1 (0.14%) Back Office
15 1 (0.14%) Manufacturing
15 1 (0.14%) Publishing
Job Titles
1 392 (53.26%) Developer
2 161 (21.88%) Java Developer
3 128 (17.39%) C# Developer
4 97 (13.18%) Python Developer
5 89 (12.09%) Analyst
6 85 (11.55%) Data Engineer
7 71 (9.65%) Junior
8 69 (9.38%) Junior Developer
9 61 (8.29%) C++ Developer
9 61 (8.29%) Graduate
9 61 (8.29%) Graduate Developer
10 60 (8.15%) Junior Python Developer
10 60 (8.15%) Python Developer - Fintech
11 59 (8.02%) Java Developer - Fintech
11 59 (8.02%) Junior C# Developer
12 58 (7.88%) C++/Java Developer
13 57 (7.74%) Graduate C++ Developer
13 57 (7.74%) Junior Java Developer
14 56 (7.61%) Graduate C# Developer
14 56 (7.61%) Graduate Java Developer
Libraries, Frameworks & Software Standards
1 90 (12.23%) AngularJS
2 83 (11.28%) REST
3 69 (9.38%) HTML
3 69 (9.38%) Kafka
4 60 (8.15%) Web Services
5 57 (7.74%) CSS
6 54 (7.34%) .NET
7 51 (6.93%) React
8 49 (6.66%) Node.js
9 41 (5.57%) Spring
9 41 (5.57%) XML
10 38 (5.16%) HTML5
10 38 (5.16%) RESTful
11 33 (4.48%) Spring Boot
12 30 (4.08%) Pandas
13 29 (3.94%) NumPy
14 28 (3.80%) WCF
15 26 (3.53%) JSON
16 24 (3.26%) Akka.NET
16 24 (3.26%) Reactive Extensions
Miscellaneous
1 349 (47.42%) Algorithms
2 116 (15.76%) Derivative
3 102 (13.86%) User Experience
4 99 (13.45%) Hedge funds
5 92 (12.50%) Analytical Skills
6 51 (6.93%) Management Information System
7 46 (6.25%) Foreign Exchange (FX)
8 45 (6.11%) Fixed Income
9 42 (5.71%) Self-Motivation
10 31 (4.21%) Equity Derivative
11 28 (3.80%) Greenfield Project
12 17 (2.31%) Online Gambling
13 10 (1.36%) Credit Risk
13 10 (1.36%) Equities
13 10 (1.36%) Grid Computing
13 10 (1.36%) Linux Command Line
14 8 (1.09%) Cloud Native
14 8 (1.09%) Public Cloud
15 6 (0.82%) Enterprise Software
15 6 (0.82%) Virtual Team
Operating Systems
1 81 (11.01%) Linux
2 40 (5.43%) Unix
3 17 (2.31%) Android
4 11 (1.49%) Windows
5 2 (0.27%) Windows Server
6 1 (0.14%) VMS
Processes & Methodologies
1 293 (39.81%) Agile Software Development
2 244 (33.15%) Computer Science
3 188 (25.54%) OO
4 169 (22.96%) TDD
5 159 (21.60%) Software Engineering
6 145 (19.70%) Analytics
7 130 (17.66%) ETL
8 117 (15.90%) Fintech
9 112 (15.22%) Problem-Solving
10 108 (14.67%) Data Modelling
11 107 (14.54%) Mathematics
12 106 (14.40%) DevOps
13 97 (13.18%) Business Intelligence
14 93 (12.64%) Data Science
15 90 (12.23%) Scrum
16 89 (12.09%) Multithreading
17 78 (10.60%) Microservices
18 68 (9.24%) Test Automation
19 62 (8.42%) Physics
20 60 (8.15%) OOP
Programming Languages
1 297 (40.35%) Java
2 287 (38.99%) Python
3 277 (37.64%) SQL
4 168 (22.83%) C#
5 107 (14.54%) JavaScript
6 93 (12.64%) C++
7 87 (11.82%) Scala
8 79 (10.73%) R
9 60 (8.15%) Java 8
10 27 (3.67%) PHP
11 24 (3.26%) F#
11 24 (3.26%) Kotlin
11 24 (3.26%) T-SQL
12 19 (2.58%) TypeScript
13 16 (2.17%) ES6
14 15 (2.04%) Bash Shell
14 15 (2.04%) Go
15 13 (1.77%) C
15 13 (1.77%) Shell Script
16 11 (1.49%) PowerShell
Qualifications
1 112 (15.22%) Degree
2 35 (4.76%) Computer Science Degree
3 18 (2.45%) Master's Degree
4 8 (1.09%) PhD
5 6 (0.82%) Numerate Degree
5 6 (0.82%) Security Cleared
6 5 (0.68%) SC Cleared
7 2 (0.27%) PMP
8 1 (0.14%) A+ Certification
8 1 (0.14%) ACCA
8 1 (0.14%) CIMA
8 1 (0.14%) MOS
8 1 (0.14%) Postgraduate
Quality Assurance & Compliance
1 44 (5.98%) Data Quality
2 40 (5.43%) QA
3 10 (1.36%) GDPR
4 5 (0.68%) PMO
5 1 (0.14%) Solvency II
System Software
1 123 (16.71%) Docker
2 9 (1.22%) Active Directory
3 3 (0.41%) Apache Flume
3 3 (0.41%) Apache ZooKeeper
4 1 (0.14%) DFS Replication
4 1 (0.14%) Virtual Machines
4 1 (0.14%) VMware Infrastructure
4 1 (0.14%) vSphere
Systems Management
1 106 (14.40%) Kubernetes
2 24 (3.26%) Terraform
3 7 (0.95%) Ansible
3 7 (0.95%) Oozie
4 3 (0.41%) CA Single Sign-On
4 3 (0.41%) Consul
5 2 (0.27%) Grafana
5 2 (0.27%) Opscode Chef
6 1 (0.14%) Docker Swarm
6 1 (0.14%) Microsoft Data Protection Manager
6 1 (0.14%) MIIS
6 1 (0.14%) SCCM
6 1 (0.14%) Thomson Reuters DACS
6 1 (0.14%) vCenter Server
Vendors
1 56 (7.61%) Microsoft
2 55 (7.47%) Oracle
3 50 (6.79%) Google
4 39 (5.30%) Tableau
5 22 (2.99%) Informatica
6 16 (2.17%) Talend
7 14 (1.90%) Salesforce.com
8 11 (1.49%) SAP
9 8 (1.09%) Databricks
9 8 (1.09%) Facebook
9 8 (1.09%) IBM
10 7 (0.95%) Cognos
10 7 (0.95%) WorldPay
11 6 (0.82%) Alteryx
12 5 (0.68%) Bloomberg
12 5 (0.68%) Cognizant
12 5 (0.68%) Marketo
12 5 (0.68%) Pardot
12 5 (0.68%) Salesforce Marketing Cloud
13 4 (0.54%) Reuters