Period
to 21 September 2021

The table below looks at the prevalence of the term Data Structures in permanent job vacancies advertised in Central London. Included is a benchmarking guide to the salaries offered in vacancies that have cited Data Structures over the 6 months to 21 September 2021 with a comparison to the same period over the previous 2 years.

Data Structures
London > Central London
6 months to
21 Sep 2021
Same period 2020 Same period 2019
Rank 148 166 209
Rank change year-on-year +18 +43 -11
Permanent jobs citing Data Structures 124 49 179
As % of all permanent jobs advertised in Central London 1.82% 1.09% 1.40%
As % of the Miscellaneous category 4.96% 2.84% 3.87%
Number of salaries quoted 113 45 167
10th Percentile £48,500 £57,500 £50,000
25th Percentile £67,500 £62,500 £64,375
Median annual salary (50th Percentile) £85,000 £80,000 £75,000
Median % change year-on-year +6.25% +6.67% +11.11%
75th Percentile £102,500 £93,750 £97,500
90th Percentile £109,250 £110,000 £137,500
London median annual salary £80,000 £75,000 £72,500
% change year-on-year +6.67% +3.45% +7.41%

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 Central London with a requirement for generic IT skills.

All Generic IT Skills
Central London
Permanent vacancies with a requirement for generic IT skills 2,499 1,723 4,624
As % of all permanent IT jobs advertised in Central London 36.67% 38.43% 36.18%
Number of salaries quoted 2,204 1,459 4,057
10th Percentile £42,500 £42,500 £37,450
25th Percentile £55,000 £52,500 £50,000
Median annual salary (50th Percentile) £72,500 £70,000 £67,500
Median % change year-on-year +3.57% +3.70% +3.85%
75th Percentile £95,000 £88,750 £85,000
90th Percentile £110,000 £107,750 £101,250
London median annual salary £72,500 £72,500 £65,000
% change year-on-year - +11.54% -

Data Structures
Job Vacancy Trend in Central London

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

Job vacancy trend for Data Structures in Central London

Data Structures
Salary Trend in Central London

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

Salary trend for Data Structures in Central London

Data Structures
Salary Histogram in Central London

Salary distribution for jobs citing Data Structures in Central London over the 6 months to 21 September 2021.

Salary histogram for Data Structures in Central London

Data Structures
Job Locations in Central 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 Central London region over the 6 months to 21 September 2021. 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
City of London +17 112 £88,750 +18.33% 53
West End of London -14 6 £82,500 -5.71%
Southwark - 1 - -
Data Structures
London

For the 6 months to 21 September 2021, 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 Central London region with a requirement for Data Structures.

1 60 (48.39%) Algorithms
2 51 (41.13%) Java
3 48 (38.71%) Finance
4 35 (28.23%) Analytics
5 33 (26.61%) Fintech
6 31 (25.00%) SQL
7 29 (23.39%) Data Modelling
8 27 (21.77%) Python
8 27 (21.77%) Business Intelligence
8 27 (21.77%) Agile Software Development
9 26 (20.97%) Java 8
10 23 (18.55%) AWS
11 22 (17.74%) Analytical Skills
12 21 (16.94%) Software Engineering
13 18 (14.52%) Relational Database
14 17 (13.71%) ETL
15 16 (12.90%) Computer Science
16 15 (12.10%) TDD
16 15 (12.10%) Mentoring
16 15 (12.10%) Azure
16 15 (12.10%) Data Governance
16 15 (12.10%) Data Architecture
17 14 (11.29%) Multithreading
17 14 (11.29%) REST
17 14 (11.29%) Data Transformation
17 14 (11.29%) Banking
17 14 (11.29%) Metadata
18 13 (10.48%) Social Skills
18 13 (10.48%) Data Science
18 13 (10.48%) Data Analysis

Data Structures
Co-occurring IT Skills in Central 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 12 (9.68%) Apache Spark
2 5 (4.03%) Apache Airflow
2 5 (4.03%) IBM HTTP Server
3 4 (3.23%) SAS
4 3 (2.42%) Apache
5 2 (1.61%) CMS
5 2 (1.61%) Jupyter
5 2 (1.61%) Oracle Workflow
6 1 (0.81%) Tornado
Applications
1 7 (5.65%) Microsoft Excel
Business Applications
1 2 (1.61%) Hyperion Planning
1 2 (1.61%) NetSuite
1 2 (1.61%) SAP ERP
2 1 (0.81%) SAP Retail
Cloud Services
1 23 (18.55%) AWS
2 15 (12.10%) Azure
3 8 (6.45%) Power Platform
4 5 (4.03%) Amazon ECS
4 5 (4.03%) Amazon Kinesis
4 5 (4.03%) Matillion
4 5 (4.03%) Snowflake
5 4 (3.23%) AWS CloudFormation
5 4 (3.23%) Azure Data Factory
6 3 (2.42%) Amazon ElastiCache
6 3 (2.42%) Azure Storage
6 3 (2.42%) GCP
6 3 (2.42%) PaaS
6 3 (2.42%) SaaS
7 2 (1.61%) Amazon EMR
7 2 (1.61%) Serverless
8 1 (0.81%) Amazon S3
8 1 (0.81%) Amazon SQS
8 1 (0.81%) npm
Communications & Networking
1 3 (2.42%) 5G
1 3 (2.42%) Broadband
Database & Business Intelligence
1 18 (14.52%) Relational Database
2 14 (11.29%) Metadata
3 11 (8.87%) BusinessObjects
3 11 (8.87%) Data Warehouse
3 11 (8.87%) Tableau
4 8 (6.45%) Big Data
4 8 (6.45%) Power BI
5 7 (5.65%) PostgreSQL
5 7 (5.65%) SAP BW
5 7 (5.65%) Yellowfin
6 6 (4.84%) SAP HANA
7 5 (4.03%) Apache Cassandra
7 5 (4.03%) Data Lake
7 5 (4.03%) DB2
7 5 (4.03%) Hadoop
7 5 (4.03%) MongoDB
8 4 (3.23%) BusinessObjects Business Intelligence
8 4 (3.23%) KDB
8 4 (3.23%) RDBMS
8 4 (3.23%) SQL Server
Development Applications
1 8 (6.45%) JIRA
2 7 (5.65%) Jenkins
3 2 (1.61%) Bitbucket
3 2 (1.61%) Rational DOORS
3 2 (1.61%) Rational Rhapsody
3 2 (1.61%) Storybook
4 1 (0.81%) Cucumber
4 1 (0.81%) Git (software)
4 1 (0.81%) Gradle
4 1 (0.81%) IntelliJ
General
1 48 (38.71%) Finance
2 22 (17.74%) Analytical Skills
3 14 (11.29%) Banking
4 13 (10.48%) Social Skills
5 12 (9.68%) Front Office
6 7 (5.65%) Investment Banking
7 4 (3.23%) Advertising
8 3 (2.42%) Publishing
9 2 (1.61%) Telecoms
10 1 (0.81%) Inclusion and Diversity
10 1 (0.81%) Portuguese Language
10 1 (0.81%) Retail
Job Titles
1 53 (42.74%) Developer
2 40 (32.26%) Java Developer
3 27 (21.77%) Core Java Developer
4 24 (19.35%) Java Developer - Fintech
5 12 (9.68%) Architect
6 11 (8.87%) Analyst
7 10 (8.06%) Data Architect
7 10 (8.06%) Data Engineer
8 8 (6.45%) Data Manager
9 7 (5.65%) Business Intelligence Analyst
10 6 (4.84%) Python Developer
10 6 (4.84%) SAP Analyst
10 6 (4.84%) SAP BI Analyst
10 6 (4.84%) Software Engineer
11 5 (4.03%) C++ Developer
11 5 (4.03%) Head of Architecture
11 5 (4.03%) Head of Data Architecture
11 5 (4.03%) Head of Finance
11 5 (4.03%) Principal Architect
11 5 (4.03%) Team Leader
Libraries, Frameworks & Software Standards
1 14 (11.29%) REST
2 11 (8.87%) Spring
3 10 (8.06%) Web Services
4 9 (7.26%) Kafka
5 8 (6.45%) React
5 8 (6.45%) RESTful
6 7 (5.65%) HTML
7 5 (4.03%) .NET
7 5 (4.03%) Redux
8 4 (3.23%) HTML5
8 4 (3.23%) Lambda Expressions
8 4 (3.23%) Spring Boot
9 3 (2.42%) Jest
9 3 (2.42%) NumPy
9 3 (2.42%) Pandas
9 3 (2.42%) RabbitMQ
9 3 (2.42%) Visualforce
9 3 (2.42%) XML
10 2 (1.61%) Enzyme
10 2 (1.61%) React Native
Miscellaneous
1 60 (48.39%) Algorithms
2 11 (8.87%) Derivative
3 5 (4.03%) Enterprise Software
3 5 (4.03%) Legacy Systems
4 4 (3.23%) Clustering
4 4 (3.23%) Virtual Team
5 3 (2.42%) Data Centre
5 3 (2.42%) Social Media
5 3 (2.42%) User Experience
6 2 (1.61%) Analytical Mindset
6 2 (1.61%) Reinsurance
7 1 (0.81%) Equities
7 1 (0.81%) Foreign Exchange (FX)
7 1 (0.81%) Greenfield Project
7 1 (0.81%) Life Science
Operating Systems
1 8 (6.45%) Unix
2 7 (5.65%) Linux
3 1 (0.81%) DC/OS
Processes & Methodologies
1 35 (28.23%) Analytics
2 33 (26.61%) Fintech
3 29 (23.39%) Data Modelling
4 27 (21.77%) Agile Software Development
4 27 (21.77%) Business Intelligence
5 21 (16.94%) Software Engineering
6 17 (13.71%) ETL
7 16 (12.90%) Computer Science
8 15 (12.10%) Data Architecture
8 15 (12.10%) Data Governance
8 15 (12.10%) Mentoring
8 15 (12.10%) TDD
9 14 (11.29%) Data Transformation
9 14 (11.29%) Multithreading
10 13 (10.48%) Data Analysis
10 13 (10.48%) Data Migration
10 13 (10.48%) Data Science
10 13 (10.48%) Migration
11 12 (9.68%) CRM
11 12 (9.68%) OO
Programming Languages
1 51 (41.13%) Java
2 31 (25.00%) SQL
3 27 (21.77%) Python
4 26 (20.97%) Java 8
5 11 (8.87%) JavaScript
6 8 (6.45%) C++
7 6 (4.84%) C
7 6 (4.84%) Go
8 5 (4.03%) C#
9 4 (3.23%) Scala
9 4 (3.23%) TypeScript
10 3 (2.42%) Apex Code
10 3 (2.42%) SOQL
11 2 (1.61%) Bash Shell
11 2 (1.61%) PHP
12 1 (0.81%) Clojure
12 1 (0.81%) ES6
12 1 (0.81%) Haskell
12 1 (0.81%) R
Qualifications
1 7 (5.65%) Degree
2 3 (2.42%) Computer Science Degree
2 3 (2.42%) SAS Certification
3 1 (0.81%) BPSS Clearance
3 1 (0.81%) IBM Certification
3 1 (0.81%) Master's Degree
3 1 (0.81%) SC Cleared
3 1 (0.81%) Security Cleared
Quality Assurance & Compliance
1 4 (3.23%) QA
2 2 (1.61%) Accessibility
2 2 (1.61%) Data Quality
2 2 (1.61%) ISO 20022
2 2 (1.61%) WCAG
System Software
1 3 (2.42%) Docker
2 1 (0.81%) Firmware
Systems Management
1 2 (1.61%) Kubernetes
2 1 (0.81%) Apache Brooklyn
2 1 (0.81%) Marathon
2 1 (0.81%) Mesos
Vendors
1 8 (6.45%) Oracle
2 7 (5.65%) SAP
3 6 (4.84%) Microsoft
4 5 (4.03%) IBM
5 4 (3.23%) Google
5 4 (3.23%) Greenplum
5 4 (3.23%) Teradata
6 3 (2.42%) Alteryx
6 3 (2.42%) Salesforce.com
7 2 (1.61%) Cloudera
7 2 (1.61%) Hyperion
8 1 (0.81%) Hortonworks
8 1 (0.81%) MapR
8 1 (0.81%) Sybase