Period
to 28 September 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 28 September 2020 with a comparison to the same period over the previous 2 years.

Data Structures
England > London
6 months to
28 Sep 2020
Same period 2019 Same period 2018
Rank 216 254 250
Rank change year-on-year +38 -4 +44
Permanent jobs citing Data Structures 285 729 1,010
As % of all permanent jobs advertised in London 1.45% 1.32% 1.48%
As % of the Miscellaneous category 3.35% 3.17% 3.44%
Number of salaries quoted 240 619 788
Median annual salary £75,000 £75,000 £67,500
Median salary % change year-on-year - +11.11% +3.85%
10th Percentile £41,250 £45,000 £45,000
90th Percentile £142,750 £115,000 £96,250
England median annual salary £60,000 £65,000 £60,000
% change year-on-year -7.69% +8.33% +9.09%

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 8,519 22,970 29,378
As % of all permanent IT jobs advertised in London 43.21% 41.55% 42.92%
Number of salaries quoted 6,903 17,862 22,558
Median annual salary £72,500 £65,000 £62,500
Median salary % change year-on-year +11.54% +4.00% +4.17%
10th Percentile £42,500 £35,000 £35,000
90th Percentile £120,000 £102,500 £97,500
England median annual salary £57,500 £53,700 £52,500
% change year-on-year +7.08% +2.29% +5.00%

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 28 September 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 28 September 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 +60 50 £80,000 +6.67% 51
East London +32 6 £65,000 +20.37% 4
South London +51 4 £55,000 +14.29%
West London +59 2 £36,000 -44.62% 11
North London - 1 £30,000 - 2
Data Structures
England

For the 6 months to 28 September 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.

1 140 (49.12%) Finance
2 137 (48.07%) Algorithms
3 103 (36.14%) Java
4 102 (35.79%) SQL
5 101 (35.44%) Python
6 96 (33.68%) Software Engineering
7 95 (33.33%) Agile Software Development
8 90 (31.58%) Computer Science
9 67 (23.51%) AWS
10 59 (20.70%) Azure
11 53 (18.60%) OO
12 52 (18.25%) JavaScript
13 51 (17.89%) C#
13 51 (17.89%) Kubernetes
13 51 (17.89%) Problem-Solving
14 49 (17.19%) C++
15 48 (16.84%) Analytical Skills
16 46 (16.14%) NoSQL
17 44 (15.44%) Linux
17 44 (15.44%) Degree
18 42 (14.74%) Banking
18 42 (14.74%) SDLC
19 41 (14.39%) Kafka
19 41 (14.39%) Asset Management
20 39 (13.68%) DevOps
21 37 (12.98%) Fintech
22 36 (12.63%) Relational Database
23 34 (11.93%) Hedge funds
23 34 (11.93%) Data Warehouse
24 32 (11.23%) TDD

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 18 (6.32%) Apache Spark
2 9 (3.16%) Apache
2 9 (3.16%) Cloud Foundry
3 4 (1.40%) Elasticsearch
4 3 (1.05%) SAS
4 3 (1.05%) Tornado
5 2 (0.70%) Confluence
6 1 (0.35%) Apache Airflow
6 1 (0.35%) CMS
6 1 (0.35%) IIS
6 1 (0.35%) WebSphere
Applications
1 5 (1.75%) Microsoft Excel
2 3 (1.05%) Microsoft Office
3 2 (0.70%) MS Visio
3 2 (0.70%) Sketch
3 2 (0.70%) Zeplin
4 1 (0.35%) Chatbot
4 1 (0.35%) Microsoft Project
Business Applications
1 7 (2.46%) Dynamics AX
2 3 (1.05%) Endur
2 3 (1.05%) Findur
2 3 (1.05%) Workday HCM
3 2 (0.70%) Adobe Campaign
3 2 (0.70%) FastStats
3 2 (0.70%) Salesforce.com CRM
Cloud Services
1 67 (23.51%) AWS
2 59 (20.70%) Azure
3 29 (10.18%) GCP
4 15 (5.26%) Power Platform
5 11 (3.86%) OpenShift
5 11 (3.86%) SaaS
6 10 (3.51%) Azure Data Factory
7 8 (2.81%) Serverless
8 4 (1.40%) Amazon CloudWatch
9 3 (1.05%) Amazon S3
10 2 (0.70%) Amazon EMR
10 2 (0.70%) Amazon Kinesis
10 2 (0.70%) AWS Lambda
10 2 (0.70%) AWS Step Functions
10 2 (0.70%) Cloud Computing
11 1 (0.35%) AWS CloudFormation
11 1 (0.35%) Azure Functions
11 1 (0.35%) GitHub
11 1 (0.35%) Heroku
Communications & Networking
1 4 (1.40%) HTTP
2 2 (0.70%) TCP/IP
3 1 (0.35%) Kerberos
3 1 (0.35%) LAN
3 1 (0.35%) WAN
Database & Business Intelligence
1 46 (16.14%) NoSQL
2 36 (12.63%) Relational Database
3 34 (11.93%) Data Warehouse
4 26 (9.12%) SQL Server
5 25 (8.77%) Data Lake
6 17 (5.96%) Snowflake Schema
7 15 (5.26%) Power BI
8 14 (4.91%) Amazon Redshift
8 14 (4.91%) BigQuery
8 14 (4.91%) Flink
8 14 (4.91%) MongoDB
9 13 (4.56%) SQL Server Integration Services
10 11 (3.86%) Big Data
10 11 (3.86%) SQL Server Reporting Services
11 10 (3.51%) Azure SQL Database
11 10 (3.51%) Cosmos DB
12 9 (3.16%) PostgreSQL
12 9 (3.16%) SQL Server Analysis Services
13 7 (2.46%) Hadoop
14 5 (1.75%) RDBMS
Development Applications
1 13 (4.56%) Git (software)
2 8 (2.81%) JIRA
3 6 (2.11%) Grunt
3 6 (2.11%) gulp
3 6 (2.11%) webpack
4 4 (1.40%) CircleCI
4 4 (1.40%) Jenkins
4 4 (1.40%) Maven
4 4 (1.40%) Oracle Forms
4 4 (1.40%) Visual Studio
5 2 (0.70%) Selenium
5 2 (0.70%) SQL Server Management Studio (SSMS)
6 1 (0.35%) Ant
6 1 (0.35%) ANTLR
6 1 (0.35%) Atlassian Bamboo
6 1 (0.35%) JSUnit
6 1 (0.35%) JUnit
6 1 (0.35%) Travis CI
General
1 140 (49.12%) Finance
2 42 (14.74%) Banking
3 21 (7.37%) Front Office
4 12 (4.21%) Games
5 8 (2.81%) Law
6 7 (2.46%) General Ledger
7 6 (2.11%) Retail
8 4 (1.40%) Investment Banking
8 4 (1.40%) Marketing
8 4 (1.40%) Telecoms
9 3 (1.05%) Back Office
10 2 (0.70%) Advertising
11 1 (0.35%) Financial Institution
11 1 (0.35%) Manufacturing
Job Titles
1 108 (37.89%) Developer
2 56 (19.65%) Software Engineer
3 38 (13.33%) Data Engineer
3 38 (13.33%) Java Developer
4 31 (10.88%) Analyst
5 26 (9.12%) Python Developer
6 25 (8.77%) Java Engineer
7 21 (7.37%) Python Engineer
8 20 (7.02%) C# Developer
8 20 (7.02%) Java Software Engineer
9 19 (6.67%) Junior
10 18 (6.32%) Java Developer - Fintech
11 15 (5.26%) C++ Developer
11 15 (5.26%) C++/Java Developer
11 15 (5.26%) Graduate
11 15 (5.26%) Graduate Developer
11 15 (5.26%) Junior C# Developer
11 15 (5.26%) Junior Developer
12 14 (4.91%) C++/C# Developer
12 14 (4.91%) Graduate Java Developer
Libraries, Frameworks & Software Standards
1 41 (14.39%) Kafka
2 27 (9.47%) REST
3 22 (7.72%) .NET
3 22 (7.72%) Web Services
4 21 (7.37%) XML
5 18 (6.32%) CSS
5 18 (6.32%) HTML
5 18 (6.32%) NumPy
5 18 (6.32%) Pandas
6 17 (5.96%) AngularJS
7 14 (4.91%) JSON
7 14 (4.91%) Natural Language Processing
8 13 (4.56%) Node.js
9 12 (4.21%) React
10 11 (3.86%) SciPy
11 9 (3.16%) Redux
12 7 (2.46%) .NET Core
12 7 (2.46%) RabbitMQ
12 7 (2.46%) Visualforce
13 6 (2.11%) WebGL
Miscellaneous
1 137 (48.07%) Algorithms
2 48 (16.84%) Analytical Skills
3 34 (11.93%) Hedge funds
4 20 (7.02%) Greenfield Project
5 19 (6.67%) Derivative
6 17 (5.96%) User Experience
7 16 (5.61%) Equities
8 14 (4.91%) Management Information System
9 13 (4.56%) Self-Motivation
10 9 (3.16%) Blog
11 7 (2.46%) Foreign Exchange (FX)
11 7 (2.46%) Reference Data
12 5 (1.75%) Enterprise Software
13 4 (1.40%) Credit Risk
13 4 (1.40%) Replication
14 3 (1.05%) Analytical Mindset
14 3 (1.05%) Cloud Native
14 3 (1.05%) Fixed Income
14 3 (1.05%) Social Media
15 2 (0.70%) Mobile App
Operating Systems
1 44 (15.44%) Linux
2 6 (2.11%) Unix
3 3 (1.05%) Android
4 2 (0.70%) Red Hat Enterprise Linux
4 2 (0.70%) Windows
4 2 (0.70%) Windows Server
Processes & Methodologies
1 96 (33.68%) Software Engineering
2 95 (33.33%) Agile Software Development
3 90 (31.58%) Computer Science
4 53 (18.60%) OO
5 51 (17.89%) Problem-Solving
6 42 (14.74%) SDLC
7 41 (14.39%) Asset Management
8 39 (13.68%) DevOps
9 37 (12.98%) Fintech
10 32 (11.23%) TDD
11 29 (10.18%) Microservices
12 28 (9.82%) ETL
13 26 (9.12%) Analytics
13 26 (9.12%) Business Intelligence
13 26 (9.12%) Multithreading
14 25 (8.77%) Artificial Intelligence
14 25 (8.77%) Data Modelling
15 24 (8.42%) Low Latency
15 24 (8.42%) Mathematics
16 23 (8.07%) Test Automation
Programming Languages
1 103 (36.14%) Java
2 102 (35.79%) SQL
3 101 (35.44%) Python
4 52 (18.25%) JavaScript
5 51 (17.89%) C#
6 49 (17.19%) C++
7 31 (10.88%) Scala
8 27 (9.47%) Go
9 21 (7.37%) R
10 18 (6.32%) T-SQL
11 13 (4.56%) Java 8
12 10 (3.51%) C
13 8 (2.81%) Apex Code
13 8 (2.81%) Rust
13 8 (2.81%) TypeScript
14 7 (2.46%) Kotlin
14 7 (2.46%) Ruby
15 6 (2.11%) PL/SQL
16 5 (1.75%) SOQL
17 4 (1.40%) Bash Shell
Qualifications
1 44 (15.44%) Degree
2 28 (9.82%) Computer Science Degree
3 15 (5.26%) Master's Degree
4 2 (0.70%) AWS Certification
5 1 (0.35%) Numerate Degree
5 1 (0.35%) PhD
5 1 (0.35%) PMI Certification
5 1 (0.35%) PMP
Quality Assurance & Compliance
1 14 (4.91%) Data Quality
2 6 (2.11%) EMIR
2 6 (2.11%) QA
3 3 (1.05%) MiFID
4 1 (0.35%) COBIT
4 1 (0.35%) GDPR
4 1 (0.35%) SLA
System Software
1 28 (9.82%) Docker
Systems Management
1 51 (17.89%) Kubernetes
2 13 (4.56%) Terraform
3 3 (1.05%) CA Single Sign-On
3 3 (1.05%) Puppet
4 2 (0.70%) Ansible
4 2 (0.70%) Opscode Chef
5 1 (0.35%) Grafana
5 1 (0.35%) Marathon
5 1 (0.35%) Packer
5 1 (0.35%) Prometheus
Vendors
1 25 (8.77%) Databricks
2 22 (7.72%) Microsoft
3 17 (5.96%) Oracle
4 13 (4.56%) Salesforce.com
5 5 (1.75%) Tableau
6 4 (1.40%) Cognizant
6 4 (1.40%) Google
6 4 (1.40%) Informatica
6 4 (1.40%) New Relic
7 3 (1.05%) Bloomberg
7 3 (1.05%) MicroStrategy
7 3 (1.05%) OpenLink
7 3 (1.05%) Plumtree
7 3 (1.05%) ServiceNow
7 3 (1.05%) Workday
8 2 (0.70%) Apteco
8 2 (0.70%) MuleSoft
8 2 (0.70%) Pardot
8 2 (0.70%) Red Hat
8 2 (0.70%) Salesforce Marketing Cloud