Period
to 25 July 2021

The table below looks at the prevalence of the term Data Structures in permanent job vacancies. Included is a benchmarking guide to the salaries offered in vacancies that have cited Data Structures over the 6 months to 25 July 2021 with a comparison to the same period over the previous 2 years.

Data Structures
UK
6 months to
25 Jul 2021
Same period 2020 Same period 2019
Rank 259 289 347
Rank change year-on-year +30 +58 +14
Permanent jobs citing Data Structures 1,538 779 1,348
As % of all permanent jobs advertised in the UK 1.37% 1.10% 0.93%
As % of the Miscellaneous category 3.50% 3.10% 2.65%
Number of salaries quoted 826 627 984
10th Percentile £39,250 £35,000 £35,500
25th Percentile £46,250 £45,000 £45,000
Median annual salary (50th Percentile) £65,000 £62,500 £62,500
Median % change year-on-year +4.00% - +4.17%
75th Percentile £87,500 £80,000 £80,000
90th Percentile £102,500 £100,000 £97,500
UK excluding London median annual salary £52,500 £50,000 £50,000
% change year-on-year +5.00% - -

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 with a requirement for generic IT skills.

All Generic IT Skills
UK
Permanent vacancies with a requirement for generic IT skills 43,951 25,091 50,776
As % of all permanent IT jobs advertised in the UK 39.08% 35.46% 35.20%
Number of salaries quoted 26,616 19,967 38,838
10th Percentile £32,500 £31,750 £30,000
25th Percentile £42,500 £41,250 £37,500
Median annual salary (50th Percentile) £57,500 £55,000 £53,000
Median % change year-on-year +4.55% +3.77% +0.95%
75th Percentile £78,750 £76,250 £72,500
90th Percentile £97,500 £96,250 £90,000
UK excluding London median annual salary £50,000 £47,500 £45,000
% change year-on-year +5.26% +5.56% -

Data Structures
Job Vacancy Trend

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

Job vacancy trend for Data Structures in the UK

Data Structures
Salary Trend

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

Salary trend for Data Structures in the UK

Data Structures
Salary Histogram

Salary distribution for jobs citing Data Structures over the 6 months to 25 July 2021.

Salary histogram for Data Structures in the UK

Data Structures
Top 18 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Data Structures within the UK over the 6 months to 25 July 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
England +19 1,357 £65,000 +4.00% 237
London +13 820 £80,000 +14.29% 150
UK excluding London +41 606 £52,500 +5.00% 96
Work from Home -83 209 £65,000 +18.18% 59
South East -17 137 £60,000 +4.35% 17
North of England -54 131 £47,500 -1.04% 32
Midlands +22 125 £55,000 +51.72% 19
West Midlands +36 115 £55,000 +37.50% 12
South West -22 80 £42,075 -1.00% 11
Yorkshire -33 65 £47,500 - 9
Scotland -30 60 £46,250 -15.91% 4
North West -57 55 £50,000 - 21
East of England -18 53 £45,000 -25.00% 7
Isle of Man - 13 - -
North East -17 11 £35,000 -22.22% 2
East Midlands -49 10 £47,500 +35.71% 7
Northern Ireland - 5 £67,500 - 2
Wales -15 4 £40,000 -11.11% 4

For the 6 months to 25 July 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 with a requirement for Data Structures.

1 760 (49.41%) Algorithms
2 675 (43.89%) Java
3 613 (39.86%) Python
4 503 (32.70%) SQL
5 476 (30.95%) Agile Software Development
6 446 (29.00%) Software Engineering
7 431 (28.02%) Social Skills
8 425 (27.63%) JavaScript
9 385 (25.03%) Computer Science
10 381 (24.77%) Degree
11 351 (22.82%) AWS
12 346 (22.50%) OO
13 301 (19.57%) Finance
14 248 (16.12%) Oracle
15 247 (16.06%) Analytics
16 246 (15.99%) C++
17 243 (15.80%) C#
18 237 (15.41%) Business Intelligence
19 234 (15.21%) Problem-Solving
20 229 (14.89%) Azure
21 227 (14.76%) Docker
21 227 (14.76%) HTML
22 222 (14.43%) React
23 221 (14.37%) Analytical Skills
23 221 (14.37%) Data Science
24 217 (14.11%) CSS
25 213 (13.85%) Git (software)
26 203 (13.20%) OOP
27 200 (13.00%) Data Warehouse
28 199 (12.94%) Microsoft

Data Structures
Co-occurring IT Skills 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 91 (5.92%) Apache Spark
2 46 (2.99%) Apache Airflow
3 42 (2.73%) SAS
4 32 (2.08%) Elasticsearch
5 29 (1.89%) Confluence
6 21 (1.37%) Tomcat
7 17 (1.11%) Apache
7 17 (1.11%) Gunicorn
8 12 (0.78%) JBoss
9 11 (0.72%) Luigi
9 11 (0.72%) Oracle Workflow
10 10 (0.65%) WebSphere
11 9 (0.59%) NServiceBus
12 8 (0.52%) CMS
13 7 (0.46%) GlassFish
13 7 (0.46%) WebLogic
14 6 (0.39%) Apache Pig
14 6 (0.39%) nginx
15 5 (0.33%) IIS
16 4 (0.26%) Drupal
Applications
1 39 (2.54%) Microsoft Excel
2 22 (1.43%) MS Visio
3 4 (0.26%) Microsoft Office
3 4 (0.26%) Spreadsheet
4 3 (0.20%) Photoshop
5 2 (0.13%) Adobe Illustrator
5 2 (0.13%) Adobe XD
5 2 (0.13%) Microsoft PowerPoint
Business Applications
1 23 (1.50%) Dynamics CRM
2 13 (0.85%) NetSuite
3 9 (0.59%) Payment Gateway
4 8 (0.52%) Summit
5 6 (0.39%) Visualfiles
6 5 (0.33%) Oracle EBS
7 4 (0.26%) Magento
7 4 (0.26%) Oracle Clinical
7 4 (0.26%) Shopify
8 2 (0.13%) Dynamics GP
8 2 (0.13%) Hyperion Planning
8 2 (0.13%) Oracle iRecruitment
8 2 (0.13%) Oracle Procure-to-Pay
8 2 (0.13%) Salesforce.com CRM
8 2 (0.13%) SAP ERP
8 2 (0.13%) SAP R/3
9 1 (0.065%) Dynamics NAV
9 1 (0.065%) Oracle Financials
9 1 (0.065%) SAP Retail
9 1 (0.065%) Scribe Insight
Cloud Services
1 351 (22.82%) AWS
2 229 (14.89%) Azure
3 142 (9.23%) Power Platform
4 115 (7.48%) SaaS
5 64 (4.16%) Serverless
6 58 (3.77%) Snowflake
7 57 (3.71%) GCP
8 53 (3.45%) AWS CloudFormation
9 51 (3.32%) npm
10 44 (2.86%) Amazon S3
10 44 (2.86%) GitHub
11 31 (2.02%) Cloud Computing
12 27 (1.76%) AWS Lambda
13 26 (1.69%) Azure Data Factory
14 24 (1.56%) Google Analytics
15 22 (1.43%) Amazon EC2
16 17 (1.11%) PaaS
17 13 (0.85%) Amazon EMR
18 11 (0.72%) Amazon Kinesis
19 10 (0.65%) Amazon ElastiCache
Communications & Networking
1 47 (3.06%) Internet
2 42 (2.73%) HTTP
3 11 (0.72%) TCP/IP
4 9 (0.59%) SMS
5 7 (0.46%) Broadband
6 6 (0.39%) HTTPS
6 6 (0.39%) IMAP
6 6 (0.39%) SMTP
7 3 (0.20%) 5G
7 3 (0.20%) Ethernet
7 3 (0.20%) FlexRay
8 2 (0.13%) Reverse Proxy
9 1 (0.065%) DNS
9 1 (0.065%) Firewall
9 1 (0.065%) Multicast
9 1 (0.065%) Unicast
9 1 (0.065%) VoIP
Database & Business Intelligence
1 200 (13.00%) Data Warehouse
2 179 (11.64%) Relational Database
3 146 (9.49%) NoSQL
4 140 (9.10%) Power BI
5 124 (8.06%) PostgreSQL
6 117 (7.61%) Big Data
6 117 (7.61%) SQL Server
7 77 (5.01%) SQL Server Integration Services
8 76 (4.94%) MySQL
9 69 (4.49%) Tableau
10 68 (4.42%) SQL Server Reporting Services
11 66 (4.29%) Metadata
12 62 (4.03%) Data Lake
12 62 (4.03%) MongoDB
13 55 (3.58%) Hadoop
14 54 (3.51%) Data Mining
15 44 (2.86%) Apache Cassandra
16 42 (2.73%) SQL Server Analysis Services
17 28 (1.82%) Amazon Redshift
18 27 (1.76%) Oracle Database
Development Applications
1 213 (13.85%) Git (software)
2 102 (6.63%) JIRA
3 62 (4.03%) Jenkins
4 59 (3.84%) Subversion
5 58 (3.77%) Mercurial
6 30 (1.95%) webpack
7 27 (1.76%) GitLab
8 26 (1.69%) gulp
9 21 (1.37%) Bower
10 17 (1.11%) TeamCity
11 16 (1.04%) git-flow
12 14 (0.91%) Bitbucket
13 13 (0.85%) ERwin
14 11 (0.72%) Selenium
15 10 (0.65%) CircleCI
15 10 (0.65%) Cypress.io
15 10 (0.65%) Team Foundation Server
15 10 (0.65%) Travis CI
15 10 (0.65%) Visual Studio
16 9 (0.59%) SQL Server Management Studio (SSMS)
General
1 431 (28.02%) Social Skills
2 301 (19.57%) Finance
3 221 (14.37%) Analytical Skills
4 161 (10.47%) Games
5 69 (4.49%) Law
6 50 (3.25%) Manufacturing
7 48 (3.12%) Banking
7 48 (3.12%) Retail
8 47 (3.06%) Front Office
9 44 (2.86%) Legal
10 40 (2.60%) Inclusion and Diversity
11 38 (2.47%) Advertising
12 34 (2.21%) Pharmaceutical
13 33 (2.15%) Presentation Skills
14 31 (2.02%) Public Speaking
15 28 (1.82%) Organisational Skills
16 27 (1.76%) Marketing
17 19 (1.24%) Automotive
17 19 (1.24%) Publishing
18 17 (1.11%) Telecoms
Job Titles
1 490 (31.86%) Developer
2 236 (15.34%) Software Engineer
3 133 (8.65%) Analyst
4 131 (8.52%) Java Developer
5 98 (6.37%) Data Engineer
5 98 (6.37%) Software Tester
5 98 (6.37%) Tester
5 98 (6.37%) Trainee
6 97 (6.31%) Games Tester
6 97 (6.31%) Trainee Software Tester
6 97 (6.31%) Trainee Tester
7 91 (5.92%) Architect
8 78 (5.07%) Senior Developer
9 72 (4.68%) Senior Software Engineer
10 71 (4.62%) Data Architect
11 68 (4.42%) Java Engineer
12 64 (4.16%) Java Software Engineer
13 61 (3.97%) Data Analyst
14 60 (3.90%) Programmer
15 48 (3.12%) Software Developer
Libraries, Frameworks & Software Standards
1 227 (14.76%) HTML
2 222 (14.43%) React
3 217 (14.11%) CSS
4 148 (9.62%) Spring
5 141 (9.17%) HTML5
6 133 (8.65%) Node.js
7 132 (8.58%) .NET
8 131 (8.52%) REST
9 127 (8.26%) CSS3
10 125 (8.13%) Kafka
11 111 (7.22%) Web Services
12 110 (7.15%) AngularJS
13 97 (6.31%) Java SE
14 76 (4.94%) JSON
15 71 (4.62%) .NET Core
16 67 (4.36%) RESTful
17 65 (4.23%) Spring Boot
18 63 (4.10%) Middleware
19 54 (3.51%) XML
20 53 (3.45%) Hibernate
Miscellaneous
1 760 (49.41%) Algorithms
2 98 (6.37%) User Experience
3 61 (3.97%) Data Centre
4 59 (3.84%) Self-Motivation
5 56 (3.64%) Legacy Systems
6 54 (3.51%) Enterprise Software
7 50 (3.25%) Derivative
8 49 (3.19%) Management Information System
9 40 (2.60%) Mobile App
10 39 (2.54%) Public Cloud
10 39 (2.54%) Virtual Team
11 35 (2.28%) Greenfield Project
12 28 (1.82%) Hedge funds
13 25 (1.63%) Foreign Exchange (FX)
14 24 (1.56%) Robotics
15 23 (1.50%) CUDA
16 20 (1.30%) LIMS
17 18 (1.17%) CMDB
18 17 (1.11%) Industry 4.0
19 16 (1.04%) Fixed Income
Operating Systems
1 194 (12.61%) Linux
2 50 (3.25%) Unix
3 31 (2.02%) Windows
4 15 (0.98%) Android
4 15 (0.98%) Apple iOS
5 7 (0.46%) Mac OS
5 7 (0.46%) Solaris
6 4 (0.26%) CentOS
7 3 (0.20%) Robot Operating System
7 3 (0.20%) Ubuntu
7 3 (0.20%) watchOS
8 2 (0.13%) Red Hat Enterprise Linux
8 2 (0.13%) Windows Server
9 1 (0.065%) Alpine Linux
Processes & Methodologies
1 476 (30.95%) Agile Software Development
2 446 (29.00%) Software Engineering
3 385 (25.03%) Computer Science
4 346 (22.50%) OO
5 247 (16.06%) Analytics
6 237 (15.41%) Business Intelligence
7 234 (15.21%) Problem-Solving
8 221 (14.37%) Data Science
9 203 (13.20%) OOP
10 189 (12.29%) TDD
11 179 (11.64%) Microservices
12 174 (11.31%) ETL
13 169 (10.99%) Data Modelling
14 157 (10.21%) DevOps
15 151 (9.82%) Continuous Integration
16 149 (9.69%) Machine Learning
17 147 (9.56%) Software Testing
18 140 (9.10%) Test Automation
19 127 (8.26%) Artificial Intelligence
20 124 (8.06%) Workflow
Programming Languages
1 675 (43.89%) Java
2 613 (39.86%) Python
3 503 (32.70%) SQL
4 425 (27.63%) JavaScript
5 246 (15.99%) C++
6 243 (15.80%) C#
7 166 (10.79%) Java 8
8 148 (9.62%) TypeScript
9 99 (6.44%) C
10 95 (6.18%) Go
11 80 (5.20%) Scala
12 59 (3.84%) ES6
13 52 (3.38%) Kotlin
14 50 (3.25%) PHP
15 37 (2.41%) R
16 30 (1.95%) Bash Shell
17 25 (1.63%) Data Analysis Expressions (DAX)
18 23 (1.50%) Objective-C
18 23 (1.50%) PL/SQL
19 21 (1.37%) T-SQL
Qualifications
1 381 (24.77%) Degree
2 172 (11.18%) Computer Science Degree
3 97 (6.31%) CIW
3 97 (6.31%) OCA
3 97 (6.31%) OCP
3 97 (6.31%) Oracle Certification
4 63 (4.10%) Master's Degree
5 30 (1.95%) Security Cleared
6 19 (1.24%) SC Cleared
7 16 (1.04%) Numerate Degree
8 11 (0.72%) AWS Certification
9 9 (0.59%) DV Cleared
10 7 (0.46%) PhD
11 6 (0.39%) BPSS Clearance
12 5 (0.33%) ISEB
12 5 (0.33%) ITIL Foundation Certificate
13 3 (0.20%) ISTQB
13 3 (0.20%) ISTQB Foundation Certification
14 2 (0.13%) Postgraduate
14 2 (0.13%) SAS Certification
Quality Assurance & Compliance
1 54 (3.51%) Data Quality
2 47 (3.06%) QA
3 38 (2.47%) Accessibility
4 35 (2.28%) GDPR
5 20 (1.30%) GRC
6 14 (0.91%) Sarbanes-Oxley
7 10 (0.65%) CDISC
8 9 (0.59%) ISO/IEC 27001
9 7 (0.46%) SLA
10 5 (0.33%) SOC 2
11 4 (0.26%) Good Clinical Practice
12 3 (0.20%) HIPAA
12 3 (0.20%) ISO 20022
12 3 (0.20%) ISO 26262
12 3 (0.20%) NIST
12 3 (0.20%) PMO
13 2 (0.13%) COBIT
13 2 (0.13%) WCAG
14 1 (0.065%) HL7
14 1 (0.065%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
System Software
1 227 (14.76%) Docker
2 11 (0.72%) Apache ZooKeeper
2 11 (0.72%) etcd
3 5 (0.33%) Active Directory
4 4 (0.26%) HDFS
5 2 (0.13%) Virtual Servers
Systems Management
1 168 (10.92%) Kubernetes
2 80 (5.20%) Terraform
3 29 (1.89%) Puppet
4 26 (1.69%) Opscode Chef
5 19 (1.24%) Prometheus
6 15 (0.98%) Ansible
7 11 (0.72%) Consul
7 11 (0.72%) Grafana
7 11 (0.72%) Kibana
8 7 (0.46%) logstash
9 4 (0.26%) Istio
9 4 (0.26%) Tivoli
10 3 (0.20%) Hadoop YARN
11 1 (0.065%) Oozie
11 1 (0.065%) SCCM
Vendors
1 248 (16.12%) Oracle
2 199 (12.94%) Microsoft
3 65 (4.23%) Google
4 57 (3.71%) SAP
5 45 (2.93%) Salesforce.com
6 32 (2.08%) PagerDuty
7 21 (1.37%) Sony
8 20 (1.30%) Greenplum
9 16 (1.04%) Cognos
10 15 (0.98%) Databricks
10 15 (0.98%) IBM
11 14 (0.91%) Alibaba
11 14 (0.91%) JD Edwards
12 13 (0.85%) ServiceNow
13 12 (0.78%) Amplitude
13 12 (0.78%) Atlassian
13 12 (0.78%) Sage
14 11 (0.72%) New Relic
15 10 (0.65%) Facebook
15 10 (0.65%) LANSA