Legacy Systems Jobs in London

Legacy System
England > London

The table below looks at the prevalence of the term Legacy Systems in permanent job vacancies in London. Included is a benchmarking guide to the salaries offered in vacancies that cited Legacy Systems over the 6 months leading up to 16 May 2025, comparing them to the same period in the previous two years.

6 months to
16 May 2025
Same period 2024 Same period 2023
Rank 286 411 350
Rank change year-on-year +125 -61 +95
Permanent jobs citing Legacy Systems 107 88 291
As % of all permanent jobs advertised in London 0.83% 0.37% 0.86%
As % of the Miscellaneous category 1.89% 0.92% 1.86%
Number of salaries quoted 52 68 249
10th Percentile £40,924 £52,750 £50,000
25th Percentile £51,688 £67,188 £60,000
Median annual salary (50th Percentile) £72,500 £82,500 £85,000
Median % change year-on-year -12.12% -2.94% +21.43%
75th Percentile £95,313 £107,500 £112,500
90th Percentile £105,000 £145,000 £123,000
England median annual salary £60,000 £58,750 £66,603
% change year-on-year +2.13% -11.79% +11.01%

All Generic Skills
London

Legacy Systems falls under the General and Transferable Skills category. For comparison with the information above, the following table provides summary statistics for all permanent job vacancies requiring generic IT skills in London.

Permanent vacancies with a requirement for generic IT skills 5,676 9,587 15,609
As % of all permanent jobs advertised in London 44.03% 40.57% 46.27%
Number of salaries quoted 3,166 6,777 10,558
10th Percentile £41,500 £37,500 £44,192
25th Percentile £56,250 £51,532 £56,250
Median annual salary (50th Percentile) £80,000 £75,000 £75,000
Median % change year-on-year +6.67% - -
75th Percentile £110,000 £100,000 £100,000
90th Percentile £136,250 £130,000 £122,500
England median annual salary £60,000 £55,000 £65,000
% change year-on-year +9.09% -15.38% +4.00%

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 16 May 2025.

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 16 May 2025. 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 +46 29 £75,000 -6.25% 8
West London - 8 £62,500 - 6
East London -11 4 £95,000 -20.83% 2
Legacy Systems
England

Legacy Systems
Co-occurring Skills and Capabilities in London by Category

The follow tables expand on the table above by listing co-occurrences grouped by category. The same employment type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories:

Application Platforms
1 4 (3.74%) SharePoint
2 3 (2.80%) Oracle SOA Suite
3 1 (0.93%) Apache
3 1 (0.93%) Apache Airflow
3 1 (0.93%) Apache Spark
3 1 (0.93%) CICS
3 1 (0.93%) Microsoft Exchange
Applications
1 5 (4.67%) Microsoft Excel
2 3 (2.80%) Microsoft Office
3 2 (1.87%) Microsoft Project
Business Applications
1 5 (4.67%) NetSuite
2 1 (0.93%) Endur
Cloud Services
1 44 (41.12%) Azure
2 31 (28.97%) AWS
3 19 (17.76%) GCP
4 17 (15.89%) Power Platform
5 14 (13.08%) GitHub
5 14 (13.08%) GitHub Actions
6 10 (9.35%) SaaS
7 9 (8.41%) Dynamics 365
8 5 (4.67%) Amazon EC2
8 5 (4.67%) Amazon ElastiCache
8 5 (4.67%) Amazon S3
8 5 (4.67%) Azure AI
8 5 (4.67%) Azure DevOps
8 5 (4.67%) CloudFront
8 5 (4.67%) Route 53
9 4 (3.74%) Azure Data Factory
10 3 (2.80%) PaaS
10 3 (2.80%) Rubrik
10 3 (2.80%) Snowflake
11 2 (1.87%) Amazon SQS
Communications & Networking
1 1 (0.93%) Firewall
Database & Business Intelligence
1 16 (14.95%) NoSQL
2 13 (12.15%) Power BI
3 10 (9.35%) SQL Server
4 8 (7.48%) MySQL
5 7 (6.54%) PostgreSQL
6 5 (4.67%) DocumentDB
6 5 (4.67%) MongoDB
6 5 (4.67%) Redis
6 5 (4.67%) Tableau
7 3 (2.80%) Data Warehouse
7 3 (2.80%) DB2
8 2 (1.87%) Airbyte
8 2 (1.87%) Oracle Reports
8 2 (1.87%) QlikView
8 2 (1.87%) SQL Server Integration Services
8 2 (1.87%) SQL Server Reporting Services
9 1 (0.93%) Amazon Redshift
9 1 (0.93%) BigQuery
9 1 (0.93%) NonStop SQL
9 1 (0.93%) Relational Database
Development Applications
1 16 (14.95%) Git
2 12 (11.21%) Gradle
3 10 (9.35%) Jenkins
4 7 (6.54%) SonarQube
5 6 (5.61%) JIRA
6 5 (4.67%) Maven
7 2 (1.87%) Artifactory
7 2 (1.87%) Gatling
7 2 (1.87%) GitLab
7 2 (1.87%) JMeter
7 2 (1.87%) Octopus Deploy
7 2 (1.87%) Postman
7 2 (1.87%) REST Assured
7 2 (1.87%) SoapUI
7 2 (1.87%) TestRail
8 1 (0.93%) PHPUnit
General
1 45 (42.06%) Social Skills
2 42 (39.25%) Finance
3 23 (21.50%) Banking
4 17 (15.89%) Analytical Skills
4 17 (15.89%) Games
5 13 (12.15%) Retail
6 9 (8.41%) Inclusion and Diversity
7 8 (7.48%) Front Office
7 8 (7.48%) Presentation Skills
8 7 (6.54%) Marketing
9 5 (4.67%) Investment Banking
9 5 (4.67%) Public Sector
9 5 (4.67%) Retail Banking
10 3 (2.80%) Wholesale Banking
11 2 (1.87%) Back Office
12 1 (0.93%) Legal
Job Titles
1 31 (28.97%) Developer
2 23 (21.50%) Senior
3 13 (12.15%) Architect
3 13 (12.15%) Lead
4 11 (10.28%) Analyst
4 11 (10.28%) Senior Developer
5 9 (8.41%) Lead Developer
6 8 (7.48%) Consultant
6 8 (7.48%) Solutions Architect
7 7 (6.54%) Android Developer
7 7 (6.54%) iOS Android Developer
7 7 (6.54%) iOS Developer
7 7 (6.54%) Lead Android Developer
7 7 (6.54%) Lead iOS Developer
8 6 (5.61%) .NET Developer
8 6 (5.61%) Business Analyst
8 6 (5.61%) Senior Architect
8 6 (5.61%) Software Developer
9 5 (4.67%) Business IT Analyst
9 5 (4.67%) Data Analyst
Libraries, Frameworks & Software Standards
1 14 (13.08%) Kafka
2 12 (11.21%) RabbitMQ
2 12 (11.21%) RESTful
3 8 (7.48%) .NET
3 8 (7.48%) XML
4 7 (6.54%) HTML
4 7 (6.54%) Spring
4 7 (6.54%) Unity (Game Engine)
5 6 (5.61%) React
6 5 (4.67%) Elastic Stack
6 5 (4.67%) GraphQL
6 5 (4.67%) OpenAPI
6 5 (4.67%) REST
6 5 (4.67%) Restlet
6 5 (4.67%) SOAP
7 3 (2.80%) CSS
7 3 (2.80%) Laravel
7 3 (2.80%) Vue
8 2 (1.87%) Alpine.js
8 2 (1.87%) Tailwind CSS
Miscellaneous
1 24 (22.43%) Cloud Native
2 17 (15.89%) Mobile Games
3 13 (12.15%) Management Information System
3 13 (12.15%) Mobile App
4 5 (4.67%) Data Protection Act
4 5 (4.67%) Distributed Applications
5 4 (3.74%) Mainframe
6 3 (2.80%) Analytical Mindset
6 3 (2.80%) Data Structures
7 2 (1.87%) Foreign Exchange (FX)
7 2 (1.87%) Hybrid Cloud
7 2 (1.87%) Marketing Technology
7 2 (1.87%) NHS
7 2 (1.87%) Replication
8 1 (0.93%) Enterprise Software
8 1 (0.93%) Fixed Income
8 1 (0.93%) Greenfield Project
8 1 (0.93%) Renewable Energy
8 1 (0.93%) Self-Motivation
8 1 (0.93%) Tandem
Operating Systems
1 7 (6.54%) Android
1 7 (6.54%) Apple iOS
2 6 (5.61%) Linux
3 4 (3.74%) Windows
4 3 (2.80%) zOS
5 1 (0.93%) Red Hat Enterprise Linux
Processes & Methodologies
1 50 (46.73%) Migration
2 49 (45.79%) Problem-Solving
3 39 (36.45%) Agile
4 24 (22.43%) DevOps
5 22 (20.56%) CI/CD
5 22 (20.56%) Software Engineering
6 21 (19.63%) Microservices
7 19 (17.76%) Computer Science
7 19 (17.76%) Event-Driven
8 18 (16.82%) B2B
8 18 (16.82%) Data Migration
9 17 (15.89%) SOLID
10 15 (14.02%) Full-Stack Development
11 14 (13.08%) Analytics
11 14 (13.08%) Stakeholder Management
12 13 (12.15%) Architectural Patterns
12 13 (12.15%) Design Patterns
12 13 (12.15%) ERP
13 12 (11.21%) Don't repeat yourself (DRY)
13 12 (11.21%) Mentoring
Programming Languages
1 27 (25.23%) SQL
2 19 (17.76%) Java
3 12 (11.21%) C#
4 9 (8.41%) JavaScript
5 7 (6.54%) Kotlin
5 7 (6.54%) Objective-C
5 7 (6.54%) Swift
6 5 (4.67%) PHP
6 5 (4.67%) Python
7 4 (3.74%) COBOL
8 3 (2.80%) JCL
8 3 (2.80%) VBA
9 2 (1.87%) Bicep
9 2 (1.87%) PL/SQL
10 1 (0.93%) Bash
10 1 (0.93%) Perl
10 1 (0.93%) PowerShell
10 1 (0.93%) VB.NET
Qualifications
1 30 (28.04%) Degree
2 19 (17.76%) Computer Science Degree
3 6 (5.61%) AWS Certification
4 5 (4.67%) AWS Certified Solutions Architect
5 2 (1.87%) BPSS Clearance
5 2 (1.87%) ISTQB
5 2 (1.87%) ISTQB Foundation Certification
5 2 (1.87%) SC Cleared
5 2 (1.87%) Security Cleared
6 1 (0.93%) Azure Certification
6 1 (0.93%) PMI Certification
6 1 (0.93%) PMP
Quality Assurance & Compliance
1 16 (14.95%) QA
2 9 (8.41%) Data Quality
3 7 (6.54%) GDPR
4 3 (2.80%) SLA
5 1 (0.93%) ISO 15022
5 1 (0.93%) ISO 20022
5 1 (0.93%) NIST
System Software
1 12 (11.21%) Docker
2 2 (1.87%) Active Directory
3 1 (0.93%) Virtual Desktop
3 1 (0.93%) VMware Infrastructure
Systems Management
1 11 (10.28%) Kubernetes
2 5 (4.67%) Argo
2 5 (4.67%) Prometheus
3 4 (3.74%) Terraform
4 3 (2.80%) Avamar
4 3 (2.80%) NetBackup
4 3 (2.80%) Tivoli Storage Manager
5 2 (1.87%) Microsoft Intune
6 1 (0.93%) Active Directory Federation Services
6 1 (0.93%) Ansible
6 1 (0.93%) Single Sign-On
Vendors
1 18 (16.82%) Microsoft
2 12 (11.21%) New Relic
3 11 (10.28%) Google
4 6 (5.61%) Oracle
5 3 (2.80%) Alteryx
5 3 (2.80%) Anaplan
5 3 (2.80%) IBM
5 3 (2.80%) OpenText
5 3 (2.80%) Salesforce
5 3 (2.80%) VMware
6 2 (1.87%) Facebook
6 2 (1.87%) ServiceNow
6 2 (1.87%) Siebel
6 2 (1.87%) Veeam
6 2 (1.87%) YouTube
7 1 (0.93%) Cisco
7 1 (0.93%) Guidewire
7 1 (0.93%) HP
7 1 (0.93%) OpenLink
7 1 (0.93%) Red Hat