Period
to 18 December 2017

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 18 December 2017 with a comparison to the same period over the previous 2 years.

Data Structures
England > London
6 months to
18 Dec 2017
Same period 2016 Same period 2015
Rank 283 265 234
Rank change year-on-year -18 -31 +70
Permanent jobs citing Data Structures 854 948 1245
As % of all permanent IT jobs advertised in London 1.16% 1.29% 1.42%
As % of the Miscellaneous category 2.36% 2.78% 2.96%
Number of salaries quoted 545 802 1049
London median annual salary £65,000 £72,500 £70,000
Median salary % change year-on-year -10.34% +3.57% +7.69%
10th Percentile £42,500 £38,750 £42,500
90th Percentile £99,000 £110,000 £98,750
England median annual salary £57,500 £62,500 £57,500
% change year-on-year -8.00% +8.70% +4.55%

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 36215 34061 42122
As % of all permanent IT jobs advertised in London 49.05% 46.26% 48.09%
Number of salaries quoted 26510 28865 34769
London median annual salary £60,000 £60,000 £56,500
Median salary % change year-on-year - +6.19% +2.73%
10th Percentile £35,000 £32,500 £32,500
90th Percentile £92,500 £91,250 £87,500
England median annual salary £50,000 £50,000 £48,500
% change year-on-year - +3.09% +7.78%

Data Structures
Job Vacancy Trend in London

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

Job vacancy trend for Data Structures in London

Data Structures
Salary Trend in London

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing Data Structures in London.

Salary trend for Data Structures in London

Data Structures
Salary Histogram in London

The salary distribution of IT jobs citing Data Structures in London over the 6 months to 18 December 2017.

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 18 December 2017. 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 +28 185 £67,500 +28.57% 23
East London +16 22 £75,000 -
West London +24 20 £55,000 +18.92% 5
North London +14 13 £48,000 +12.94% 2
South London -6 3 £36,250 -43.14% 1
Data Structures
England

For the 6 months to 18 December 2017, IT jobs citing Data Structures also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads across the London region with a requirement for Data Structures.

1 475 (55.62%) Algorithms
2 438 (51.29%) Finance
3 349 (40.87%) SQL
4 313 (36.65%) Java
5 288 (33.72%) Agile Software Development
6 266 (31.15%) Computer Science
7 236 (27.63%) Banking
8 220 (25.76%) OO
9 182 (21.31%) Linux
10 172 (20.14%) Investment Banking
11 171 (20.02%) C++
12 168 (19.67%) Asset Management
13 165 (19.32%) Wealth Management
14 164 (19.20%) Degree
15 163 (19.09%) Retail Banking
16 157 (18.38%) OOD
17 153 (17.92%) Python
18 152 (17.80%) Relational Database
19 151 (17.68%) Multithreading
20 148 (17.33%) QA
21 144 (16.86%) Web Services
22 142 (16.63%) SQL Server
23 139 (16.28%) C#
23 139 (16.28%) JavaScript
24 133 (15.57%) Software Engineering
25 132 (15.46%) Analytical Skills
26 128 (14.99%) Continuous Integration
27 126 (14.75%) Analytics
28 119 (13.93%) TDD
29 109 (12.76%) .NET

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 64 (7.49%) Apache Spark
2 48 (5.62%) Tomcat
3 38 (4.45%) Apache
4 32 (3.75%) JBoss
5 12 (1.41%) Apache Pig
6 11 (1.29%) SharePoint
7 10 (1.17%) Drupal
7 10 (1.17%) SAS
7 10 (1.17%) WebLogic
8 9 (1.05%) WebSphere
9 7 (0.82%) Elasticsearch
9 7 (0.82%) Oracle SOA Suite
10 6 (0.70%) Apache Solr
11 4 (0.47%) CMS
11 4 (0.47%) IIS
12 2 (0.23%) Apache Airflow
12 2 (0.23%) Lightstreamer
13 1 (0.12%) Cloud Foundry
13 1 (0.12%) Confluence
13 1 (0.12%) Jupyter
Applications
1 26 (3.04%) Microsoft Excel
2 4 (0.47%) Microsoft Office
3 3 (0.35%) Spreadsheet
4 1 (0.12%) AutoCAD
4 1 (0.12%) Microsoft PowerPoint
4 1 (0.12%) MS Visio
4 1 (0.12%) Photoshop
4 1 (0.12%) Revit
Business Applications
1 11 (1.29%) Dynamics CRM
1 11 (1.29%) MetaTrader
2 9 (1.05%) SAP BPC
2 9 (1.05%) Unica
3 6 (0.70%) SAP S/4HANA
4 4 (0.47%) Adobe Campaign
4 4 (0.47%) SAP MM
5 3 (0.35%) Cognos Business Intelligence
5 3 (0.35%) Eloqua
5 3 (0.35%) Salesforce.com CRM
5 3 (0.35%) SAP CO
5 3 (0.35%) SAP FI
5 3 (0.35%) SAP FI/CO
6 2 (0.23%) HFM
6 2 (0.23%) SAP SRM
7 1 (0.12%) Capstone
7 1 (0.12%) Dynamics AX
7 1 (0.12%) Markit EDM
7 1 (0.12%) Primavera
7 1 (0.12%) SAP SD
Cloud Services
1 85 (9.95%) Amazon AWS
2 25 (2.93%) SaaS
3 18 (2.11%) GitHub
4 13 (1.52%) Microsoft Azure
5 10 (1.17%) Cloud Computing
6 6 (0.70%) Google Cloud Platform
6 6 (0.70%) npm
6 6 (0.70%) PaaS
7 5 (0.59%) Salesforce Sales Cloud
8 3 (0.35%) Amazon S3
8 3 (0.35%) FinancialForce
8 3 (0.35%) Force.com
8 3 (0.35%) Salesforce Service Cloud
8 3 (0.35%) Serverless
9 2 (0.23%) Amazon EMR
9 2 (0.23%) Amazon SQS
9 2 (0.23%) AWS Lambda
9 2 (0.23%) Firebase
9 2 (0.23%) Google Play
9 2 (0.23%) IaaS
Communications & Networking
1 88 (10.30%) HTTP
2 82 (9.60%) TCP/IP
3 65 (7.61%) SSL
4 23 (2.69%) Internet
5 10 (1.17%) InfiniBand
6 9 (1.05%) Firewall
6 9 (1.05%) Intrusion Detection
6 9 (1.05%) VoIP
7 8 (0.94%) SMS
8 4 (0.47%) Skype
9 3 (0.35%) AMQP
10 1 (0.12%) 2G
10 1 (0.12%) DNS
10 1 (0.12%) Intranet
10 1 (0.12%) SMTP
Database & Business Intelligence
1 152 (17.80%) Relational Database
2 142 (16.63%) SQL Server
3 108 (12.65%) Data Warehouse
4 92 (10.77%) NoSQL
5 64 (7.49%) Big Data
6 59 (6.91%) Hadoop
7 56 (6.56%) Apache Cassandra
8 54 (6.32%) MySQL
9 46 (5.39%) Redis
10 39 (4.57%) KDB
10 39 (4.57%) SQL Server Integration Services
11 32 (3.75%) MongoDB
12 31 (3.63%) Neo4j
13 30 (3.51%) RDBMS
14 29 (3.40%) Kdb+
15 23 (2.69%) HBase
15 23 (2.69%) Pentaho
16 22 (2.58%) Data Mining
17 21 (2.46%) Power BI
17 21 (2.46%) QlikView
Development Applications
1 93 (10.89%) Git (software)
2 63 (7.38%) Subversion
3 62 (7.26%) JIRA
4 60 (7.03%) Maven
5 39 (4.57%) Ant
6 38 (4.45%) JUnit
7 37 (4.33%) Jenkins
8 35 (4.10%) Mercurial
9 28 (3.28%) Hudson
10 26 (3.04%) TeamCity
11 25 (2.93%) EasyMock
11 25 (2.93%) jMock
12 15 (1.76%) Gradle
13 13 (1.52%) webpack
14 12 (1.41%) Jasmine
14 12 (1.41%) Karma Test Runner
15 11 (1.29%) Team Foundation Server
15 11 (1.29%) Visual Studio
16 9 (1.05%) Atlassian Bamboo
16 9 (1.05%) Eclipse
General
1 438 (51.29%) Finance
2 236 (27.63%) Banking
3 172 (20.14%) Investment Banking
4 163 (19.09%) Retail Banking
5 66 (7.73%) Marketing
6 60 (7.03%) Front Office
6 60 (7.03%) Games
7 47 (5.50%) Retail
8 29 (3.40%) Telecoms
9 24 (2.81%) Financial Institution
10 19 (2.22%) Manufacturing
11 16 (1.87%) Electronics
12 10 (1.17%) Advertising
13 8 (0.94%) Back Office
14 3 (0.35%) Legal
15 1 (0.12%) Billing
15 1 (0.12%) General Ledger
15 1 (0.12%) International Banking
15 1 (0.12%) Law
15 1 (0.12%) Music Industry
Job Titles
1 454 (53.16%) Developer
2 184 (21.55%) Java Developer
3 81 (9.48%) C# Developer
4 72 (8.43%) Software Engineer
5 67 (7.85%) Analyst
6 65 (7.61%) Architect
7 53 (6.21%) Low Latency Java Developer
7 53 (6.21%) Senior Developer
8 51 (5.97%) Market Data Developer
8 51 (5.97%) Software Developer
9 44 (5.15%) IT Architect
9 44 (5.15%) Software Architect
10 36 (4.22%) Python Developer
11 35 (4.10%) Java Software Developer
11 35 (4.10%) SQL Developer
12 31 (3.63%) E-Commerce Developer
12 31 (3.63%) Java E-Commerce Developer
13 30 (3.51%) Consultant
14 29 (3.40%) C++ Developer
14 29 (3.40%) Senior Java Developer
Libraries, Frameworks & Software Standards
1 144 (16.86%) Web Services
2 109 (12.76%) .NET
3 87 (10.19%) XML
4 81 (9.48%) JSON
4 81 (9.48%) REST
5 67 (7.85%) HTML
6 60 (7.03%) RESTful
7 59 (6.91%) CSS
7 59 (6.91%) Spring
8 49 (5.74%) AngularJS
9 46 (5.39%) Hibernate
10 44 (5.15%) SOAP
11 40 (4.68%) Akka
12 38 (4.45%) HTML5
12 38 (4.45%) React
13 36 (4.22%) Kafka
14 34 (3.98%) Reactive Extensions
15 22 (2.58%) Angular 2
16 20 (2.34%) NumPy
17 18 (2.11%) Pandas
Miscellaneous
1 475 (55.62%) Algorithms
2 266 (31.15%) Computer Science
3 132 (15.46%) Analytical Skills
4 99 (11.59%) Equities
5 86 (10.07%) User Experience
6 77 (9.02%) Foreign Exchange (FX)
7 70 (8.20%) Enterprise Software
8 63 (7.38%) Greenfield Project
9 60 (7.03%) Derivative
10 53 (6.21%) Reference Data
11 32 (3.75%) Fixed Income
12 31 (3.63%) Fintech
13 28 (3.28%) Linux Command Line
14 27 (3.16%) Hedge funds
15 16 (1.87%) Mobile App
16 13 (1.52%) Client/Server
17 11 (1.29%) Analytical Mindset
18 10 (1.17%) Device Driver
18 10 (1.17%) PKI
19 8 (0.94%) Online Gambling
Operating Systems
1 182 (21.31%) Linux
2 101 (11.83%) Unix
3 55 (6.44%) Windows
4 23 (2.69%) Android
4 23 (2.69%) Apple iOS
5 6 (0.70%) Mac OS X
6 2 (0.23%) Solaris
6 2 (0.23%) VxWorks
7 1 (0.12%) Ubuntu
Processes & Methodologies
1 288 (33.72%) Agile Software Development
2 220 (25.76%) OO
3 168 (19.67%) Asset Management
4 165 (19.32%) Wealth Management
5 157 (18.38%) OOD
6 151 (17.68%) Multithreading
7 133 (15.57%) Software Engineering
8 128 (14.99%) Continuous Integration
9 126 (14.75%) Analytics
10 119 (13.93%) TDD
11 109 (12.76%) E-Commerce
12 101 (11.83%) Data Modelling
12 101 (11.83%) Scrum
13 100 (11.71%) Business Intelligence
14 98 (11.48%) Test Automation
15 95 (11.12%) Low Latency
16 90 (10.54%) Algorithmic Trading
17 80 (9.37%) SDLC
18 79 (9.25%) ETL
19 70 (8.20%) Kanban
Programming Languages
1 349 (40.87%) SQL
2 313 (36.65%) Java
3 171 (20.02%) C++
4 153 (17.92%) Python
5 139 (16.28%) C#
5 139 (16.28%) JavaScript
6 82 (9.60%) C
7 40 (4.68%) R
7 40 (4.68%) Scala
8 39 (4.57%) F#
8 39 (4.57%) Groovy
9 35 (4.10%) T-SQL
10 34 (3.98%) Shell Script
11 27 (3.16%) Perl
12 24 (2.81%) PL/SQL
13 22 (2.58%) Go
13 22 (2.58%) PHP
13 22 (2.58%) Ruby
14 18 (2.11%) Erlang
14 18 (2.11%) TypeScript
Qualifications
1 164 (19.20%) Degree
2 43 (5.04%) Computer Science Degree
3 28 (3.28%) PhD
4 22 (2.58%) Master's Degree
5 11 (1.29%) Numerate Degree
6 9 (1.05%) CEH
6 9 (1.05%) CISA
6 9 (1.05%) CISM
6 9 (1.05%) CISSP
6 9 (1.05%) SANS
7 4 (0.47%) Postgraduate
8 1 (0.12%) IIBA
8 1 (0.12%) MBA
8 1 (0.12%) MCSA
8 1 (0.12%) MCSE
8 1 (0.12%) Microsoft Certification
8 1 (0.12%) PMP
8 1 (0.12%) Six Sigma Yellow Belt
Quality Assurance & Compliance
1 148 (17.33%) QA
2 40 (4.68%) Data Quality
3 6 (0.70%) GDPR
4 3 (0.35%) IFRS
5 2 (0.23%) GAAP
6 1 (0.12%) ISO/IEC 27001
6 1 (0.12%) MiFID
6 1 (0.12%) PCI DSS
6 1 (0.12%) PMO
6 1 (0.12%) SLA
System Software
1 17 (1.99%) HDFS
2 15 (1.76%) Apache Flume
3 11 (1.29%) Docker
4 2 (0.23%) Varnish
5 1 (0.12%) Apache ZooKeeper
5 1 (0.12%) Firmware
5 1 (0.12%) GridGain
5 1 (0.12%) LXC
5 1 (0.12%) Platform Symphony
Systems Management
1 23 (2.69%) Opscode Chef
2 11 (1.29%) Ansible
3 10 (1.17%) HP Quality Center
4 7 (0.82%) Hadoop YARN
5 5 (0.59%) CA Single Sign-On
6 4 (0.47%) Kubernetes
6 4 (0.47%) Puppet
6 4 (0.47%) Rundeck
7 2 (0.23%) Mesos
8 1 (0.12%) Consul
8 1 (0.12%) Kibana
8 1 (0.12%) linkerd
8 1 (0.12%) Terraform
Vendors
1 64 (7.49%) Oracle
2 61 (7.14%) Tableau
3 59 (6.91%) Microsoft
4 49 (5.74%) SAP
5 44 (5.15%) GoldenSource
6 36 (4.22%) Salesforce.com
7 26 (3.04%) CA Agile Central
8 25 (2.93%) Perforce
8 25 (2.93%) Sybase
9 23 (2.69%) Cognos
10 21 (2.46%) Google
11 15 (1.76%) Alteryx
11 15 (1.76%) IBM
12 10 (1.17%) Apple
12 10 (1.17%) HP
13 7 (0.82%) Informatica
13 7 (0.82%) Talend
14 6 (0.70%) TIBCO
15 5 (0.59%) Adobe
15 5 (0.59%) Facebook