Period
to

The table below looks at the prevalence of the term Legacy Systems in permanent job vacancies advertised in London. Included is a benchmarking guide to the salaries offered in vacancies that have cited Legacy Systems over the 6 months to 1 July 2022 with a comparison to the same period over the previous 2 years.

Legacy System
England > London
6 months to
1 Jul 2022
Same period 2021 Same period 2020
Rank 419 321 411
Rank change year-on-year -98 +90 +29
Permanent jobs citing Legacy Systems 660 419 182
As % of all permanent jobs advertised in London 0.86% 1.01% 0.55%
As % of the Miscellaneous category 1.70% 2.29% 1.37%
Number of salaries quoted 276 264 162
10th Percentile £52,500 £52,875 £47,500
25th Percentile £56,250 £62,500 £53,750
Median annual salary (50th Percentile) £72,500 £75,000 £70,000
Median % change year-on-year -3.33% +7.14% +7.69%
75th Percentile £98,500 £104,688 £96,875
90th Percentile £110,000 £122,500 £150,750
England median annual salary £65,000 £60,000 £57,500
% change year-on-year +8.33% +4.35% +4.55%

Legacy Systems is in the General and Transferable 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 Skills
London
Permanent vacancies with a requirement for generic IT skills 38,930 18,305 13,279
As % of all permanent IT jobs advertised in London 50.92% 44.13% 40.30%
Number of salaries quoted 15,372 11,290 10,642
10th Percentile £43,750 £42,500 £40,000
25th Percentile £55,000 £53,750 £52,500
Median annual salary (50th Percentile) £75,000 £72,500 £70,000
Median % change year-on-year +3.45% +3.57% +7.69%
75th Percentile £95,000 £92,500 £90,000
90th Percentile £120,000 £112,500 £115,000
England median annual salary £62,500 £60,000 £57,500
% change year-on-year +4.17% +4.35% +4.55%

Legacy Systems
Job Vacancy Trend in London

Job postings citing Legacy Systems as a proportion of all IT jobs advertised in London.

Job vacancy trend for Legacy Systems in London

Legacy Systems
Salary Trend in London

3-month moving average salary quoted in jobs citing Legacy Systems in London.

Salary trend for Legacy Systems in London

Legacy Systems
Salary Histogram in London

Salary distribution for jobs citing Legacy Systems in London over the 6 months to 1 July 2022.

Salary histogram for Legacy Systems in London

Legacy Systems
Job Locations in London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Legacy Systems within the London region over the 6 months to 1 July 2022. 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
Jobs
Central London -51 59 £85,000 +13.33% 12
West London -72 3 £85,000 +30.77% 3
East London - 3 £67,500 - 5
South London -74 1 £50,000 -18.03%
Legacy Systems
England

For the 6 months to 1 July 2022, IT jobs citing Legacy Systems 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 Legacy Systems.

1 466 (70.61%) Agile
2 265 (40.15%) AWS
3 224 (33.94%) Microservices
4 210 (31.82%) Software Engineering
5 187 (28.33%) Finance
6 185 (28.03%) JavaScript
7 177 (26.82%) DevOps
8 174 (26.36%) Automotive
9 170 (25.76%) Social Skills
10 155 (23.48%) CI/CD
11 144 (21.82%) User Experience
12 135 (20.45%) SQL
13 122 (18.48%) QA
13 122 (18.48%) Docker
14 121 (18.33%) React
15 120 (18.18%) Mentoring
16 119 (18.03%) Scrum
17 116 (17.58%) Java
18 113 (17.12%) Coaching
19 112 (16.97%) Test Automation
20 111 (16.82%) Azure
21 110 (16.67%) C#
22 108 (16.36%) Git (software)
22 108 (16.36%) Relational Database
23 107 (16.21%) Python
24 105 (15.91%) Serverless
25 100 (15.15%) Terraform
26 98 (14.85%) Heroku
27 97 (14.70%) Redis
28 96 (14.55%) Node.js

Legacy Systems
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 26 (3.94%) Cloud Foundry
2 21 (3.18%) Apache Airflow
2 21 (3.18%) Apache Spark
3 16 (2.42%) Confluence
4 10 (1.52%) Tomcat
5 9 (1.36%) Jupyter
6 5 (0.76%) Mendix
7 3 (0.45%) Appian
7 3 (0.45%) NServiceBus
7 3 (0.45%) SharePoint
8 1 (0.15%) Apache
8 1 (0.15%) CMS
8 1 (0.15%) GemFire
8 1 (0.15%) IIS
8 1 (0.15%) Oracle Coherence
Applications
1 13 (1.97%) MS Visio
2 6 (0.91%) Sketch
2 6 (0.91%) SketchUp
3 4 (0.61%) Marvel
3 4 (0.61%) Photoshop
3 4 (0.61%) Spreadsheet
3 4 (0.61%) Zeplin
4 1 (0.15%) Microsoft Excel
4 1 (0.15%) Microsoft Office
4 1 (0.15%) Microsoft PowerPoint
4 1 (0.15%) Microsoft Project
Business Applications
1 13 (1.97%) Dynamics CRM
1 13 (1.97%) Dynamics NAV
2 4 (0.61%) SAP S/4HANA
3 2 (0.30%) NetSuite
4 1 (0.15%) Dynamics GP
4 1 (0.15%) PlanetPress Connect
4 1 (0.15%) SAP ERP
4 1 (0.15%) SAP Hybris
4 1 (0.15%) SAP MDG
Cloud Services
1 265 (40.15%) AWS
2 111 (16.82%) Azure
3 105 (15.91%) Serverless
4 98 (14.85%) Heroku
5 90 (13.64%) GCP
6 88 (13.33%) AWS Lambda
7 87 (13.18%) AWS CloudFormation
8 72 (10.91%) Amazon SQS
9 61 (9.24%) SaaS
10 59 (8.94%) GitHub
10 59 (8.94%) PaaS
11 56 (8.48%) Cloud Computing
12 53 (8.03%) Amazon S3
13 40 (6.06%) IaaS
14 38 (5.76%) AWS Fargate
14 38 (5.76%) Paddle
15 36 (5.45%) Amazon ECS
16 34 (5.15%) CloudFront
17 29 (4.39%) Amazon EC2
17 29 (4.39%) Power Platform
Communications & Networking
1 15 (2.27%) Firewall
2 14 (2.12%) DNS
3 10 (1.52%) Intrusion Detection
3 10 (1.52%) Network Security
4 9 (1.36%) LAN
4 9 (1.36%) WAN
5 7 (1.06%) Internet
6 5 (0.76%) HTTPS
6 5 (0.76%) Intranet
7 4 (0.61%) HTTP
7 4 (0.61%) Kerberos
7 4 (0.61%) TCP/IP
7 4 (0.61%) Unified Communications
8 3 (0.45%) RIP
9 1 (0.15%) AMQP
9 1 (0.15%) BGP
9 1 (0.15%) IPv6
9 1 (0.15%) Skype
9 1 (0.15%) VPN
9 1 (0.15%) Wi-Fi
Database & Business Intelligence
1 108 (16.36%) Relational Database
2 97 (14.70%) Redis
3 91 (13.79%) PostgreSQL
4 69 (10.45%) NoSQL
5 52 (7.88%) Data Warehouse
6 42 (6.36%) DynamoDB
7 39 (5.91%) MySQL
8 31 (4.70%) SQL Server
9 28 (4.24%) Amazon Athena
9 28 (4.24%) RDBMS
9 28 (4.24%) Spark SQL
10 27 (4.09%) Power BI
11 26 (3.94%) Electronic Patient Records
11 26 (3.94%) Looker
11 26 (3.94%) SQL Server Reporting Services
12 25 (3.79%) Amazon RDS
13 20 (3.03%) BigQuery
13 20 (3.03%) SQL Server Integration Services
14 17 (2.58%) Amazon Aurora
14 17 (2.58%) Metadata
Development Applications
1 108 (16.36%) Git (software)
2 49 (7.42%) Jenkins
3 33 (5.00%) JIRA
4 27 (4.09%) git-flow
5 26 (3.94%) TeamCity
6 16 (2.42%) Cypress.io
7 15 (2.27%) webpack
8 14 (2.12%) Android Studio
9 10 (1.52%) GitLab
10 9 (1.36%) CircleCI
11 7 (1.06%) JUnit
11 7 (1.06%) Postman
11 7 (1.06%) Team Foundation Server
12 6 (0.91%) FitNesse
12 6 (0.91%) InstallShield
13 5 (0.76%) Bitbucket
13 5 (0.76%) Jasmine
13 5 (0.76%) JMeter
13 5 (0.76%) Mercurial
14 4 (0.61%) MSTest
General
1 187 (28.33%) Finance
2 174 (26.36%) Automotive
3 170 (25.76%) Social Skills
4 77 (11.67%) Analytical Skills
5 54 (8.18%) Banking
6 53 (8.03%) Presentation Skills
7 46 (6.97%) Legal
8 38 (5.76%) Retail
9 35 (5.30%) Marketing
10 32 (4.85%) Public Sector
11 30 (4.55%) Front Office
11 30 (4.55%) Games
11 30 (4.55%) Local Government
12 20 (3.03%) Investment Banking
13 13 (1.97%) Inclusion and Diversity
14 11 (1.67%) Billing
15 9 (1.36%) Publishing
16 6 (0.91%) Back Office
16 6 (0.91%) Influencing Skills
17 5 (0.76%) Law
Job Titles
1 159 (24.09%) Developer
2 114 (17.27%) Software Engineer
3 80 (12.12%) Senior Software Engineer
4 61 (9.24%) Analyst
5 42 (6.36%) Business Analyst
6 40 (6.06%) Architect
7 36 (5.45%) Data Engineer
8 31 (4.70%) Solutions Architect
9 28 (4.24%) Product Manager
10 27 (4.09%) Software Developer
11 24 (3.64%) Senior Manager
12 23 (3.48%) JavaScript Engineer
13 21 (3.18%) Backend Developer
13 21 (3.18%) Business Intelligence Developer
14 20 (3.03%) DevOps Engineer
14 20 (3.03%) Java Engineer
15 19 (2.88%) .NET Developer
15 19 (2.88%) Senior Java Engineer
16 18 (2.73%) C# Developer
16 18 (2.73%) Senior Developer
Libraries, Frameworks & Software Standards
1 121 (18.33%) React
2 96 (14.55%) Node.js
3 90 (13.64%) AngularJS
4 84 (12.73%) Sequelize
5 83 (12.58%) .NET
6 78 (11.82%) RESTful
7 70 (10.61%) Express
8 61 (9.24%) REST
9 59 (8.94%) CSS
9 59 (8.94%) Vue.js
10 50 (7.58%) .NET Core
11 47 (7.12%) Laravel
11 47 (7.12%) Web Services
12 42 (6.36%) gRPC
13 36 (5.45%) JSON
14 32 (4.85%) Ruby on Rails
14 32 (4.85%) XML
15 31 (4.70%) jQuery
16 29 (4.39%) Angular 2
16 29 (4.39%) HTML
Miscellaneous
1 144 (21.82%) User Experience
2 70 (10.61%) Greenfield Project
3 60 (9.09%) Blog
4 34 (5.15%) Management Information System
5 30 (4.55%) Foreign Exchange (FX)
6 23 (3.48%) Cloud Native
7 22 (3.33%) Mainframe
8 19 (2.88%) Legacy Applications
8 19 (2.88%) Mobile App
9 15 (2.27%) Enterprise Software
10 14 (2.12%) Derivative
11 13 (1.97%) Analytical Mindset
11 13 (1.97%) Virtual Team
12 11 (1.67%) Algorithms
13 8 (1.21%) NHS
13 8 (1.21%) Self-Motivation
14 7 (1.06%) Distributed Denial-of-Service
14 7 (1.06%) Hedge funds
14 7 (1.06%) Reinsurance
15 6 (0.91%) Photography
Operating Systems
1 20 (3.03%) Android
2 19 (2.88%) Unix
3 18 (2.73%) Windows
4 16 (2.42%) Linux
5 7 (1.06%) Apple iOS
Processes & Methodologies
1 466 (70.61%) Agile
2 224 (33.94%) Microservices
3 210 (31.82%) Software Engineering
4 177 (26.82%) DevOps
5 155 (23.48%) CI/CD
6 120 (18.18%) Mentoring
7 119 (18.03%) Scrum
8 113 (17.12%) Coaching
9 112 (16.97%) Test Automation
10 92 (13.94%) Kanban
10 92 (13.94%) Problem-Solving
11 87 (13.18%) Migration
12 84 (12.73%) Continuous Integration
13 77 (11.67%) Product Management
14 75 (11.36%) B2B
15 72 (10.91%) Product Strategy
16 71 (10.76%) Continuous Improvement
17 70 (10.61%) Performance Optimisation
17 70 (10.61%) TDD
18 65 (9.85%) Product Roadmap
Programming Languages
1 185 (28.03%) JavaScript
2 135 (20.45%) SQL
3 116 (17.58%) Java
4 110 (16.67%) C#
5 107 (16.21%) Python
6 71 (10.76%) PHP
7 56 (8.48%) C
7 56 (8.48%) TypeScript
8 52 (7.88%) ES6
9 42 (6.36%) Ruby
10 40 (6.06%) ES7
11 39 (5.91%) Kotlin
12 28 (4.24%) Scala
13 26 (3.94%) Go
14 23 (3.48%) T-SQL
15 13 (1.97%) C++
15 13 (1.97%) ES8
16 12 (1.82%) R
17 10 (1.52%) PowerShell
18 5 (0.76%) MATLAB
Qualifications
1 60 (9.09%) Degree
2 23 (3.48%) Computer Science Degree
3 12 (1.82%) TOGAF Certification
4 8 (1.21%) PRINCE2 Practitioner
5 7 (1.06%) AWS Certification
5 7 (1.06%) CISM
5 7 (1.06%) CISSP
6 6 (0.91%) ITIL Certification
7 4 (0.61%) BC Cleared
7 4 (0.61%) BPSS Clearance
7 4 (0.61%) ITIL Foundation Certificate
7 4 (0.61%) Master's Degree
7 4 (0.61%) Security Cleared
8 1 (0.15%) CISA
8 1 (0.15%) CRISC
8 1 (0.15%) ISO 27001 Lead Auditor
8 1 (0.15%) PMI Certification
8 1 (0.15%) PMP
8 1 (0.15%) PRINCE2 Certification
Quality Assurance & Compliance
1 122 (18.48%) QA
2 28 (4.24%) Data Quality
3 10 (1.52%) Accessibility
4 9 (1.36%) SLA
5 5 (0.76%) GDPR
6 4 (0.61%) PMO
7 2 (0.30%) ISO/IEC 27001
8 1 (0.15%) Actionable Recommendations
8 1 (0.15%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
8 1 (0.15%) NIST
8 1 (0.15%) PCI DSS
8 1 (0.15%) PMBOK
System Software
1 122 (18.48%) Docker
2 6 (0.91%) Virtual Machines
3 2 (0.30%) VMware Infrastructure
Systems Management
1 100 (15.15%) Terraform
2 79 (11.97%) Kubernetes
3 13 (1.97%) Marathon
4 9 (1.36%) Packer
5 6 (0.91%) Ansible
5 6 (0.91%) CASB
6 5 (0.76%) Mesos
7 3 (0.45%) Kubeflow
8 2 (0.30%) Microsoft Intune
8 2 (0.30%) Puppet
8 2 (0.30%) Salt
9 1 (0.15%) AirWatch
9 1 (0.15%) Jamf Pro
9 1 (0.15%) MIIS
9 1 (0.15%) Single Sign-On
Vendors
1 50 (7.58%) Microsoft
2 46 (6.97%) Google
3 15 (2.27%) Oracle
4 10 (1.52%) Salesforce.com
5 9 (1.36%) Sun
6 7 (1.06%) Adobe
7 6 (0.91%) FIS
7 6 (0.91%) Intel
7 6 (0.91%) SAP
8 5 (0.76%) Atlassian
8 5 (0.76%) Sony
9 4 (0.61%) Pega
9 4 (0.61%) Yardi
10 3 (0.45%) UiPath
11 2 (0.30%) MuleSoft
11 2 (0.30%) SaltStack
11 2 (0.30%) ServiceNow
11 2 (0.30%) VMware
12 1 (0.15%) Okta
12 1 (0.15%) Palo Alto