Legacy Systems Job Trends in Central London

Legacy System
London > Central London

The table below looks at the prevalence of the term Legacy Systems in permanent job vacancies in Central London. Included is a benchmarking guide to the salaries offered in vacancies that cited Legacy Systems over the 6 months leading up to 2 January 2026, comparing them to the same period in the previous two years.

6 months to
2 Jan 2026
Same period 2025 Same period 2024
Rank 117 169 167
Rank change year-on-year +52 -2 +65
Permanent jobs citing Legacy Systems 27 14 10
As % of all permanent jobs in Central London 1.14% 0.43% 0.32%
As % of the Miscellaneous category 3.17% 1.02% 0.95%
Number of salaries quoted 20 3 9
10th Percentile £51,500 £52,350 £55,500
25th Percentile £52,500 £55,875 £56,250
Median annual salary (50th Percentile) £65,000 £63,500 £65,000
Median % change year-on-year +2.36% -2.31% -13.33%
75th Percentile £88,750 £76,375 £100,000
90th Percentile £95,375 £83,050 £106,500
London median annual salary £75,000 £55,000 £81,500
% change year-on-year +36.36% -32.52% -1.21%

All Generic Skills
Central 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 Central London.

Permanent vacancies with a requirement for generic IT skills 853 1,377 1,054
As % of all permanent jobs advertised in Central London 35.89% 42.45% 34.18%
Number of salaries quoted 656 783 923
10th Percentile £40,000 £42,500 £39,085
25th Percentile £53,750 £53,150 £52,500
Median annual salary (50th Percentile) £75,000 £72,500 £75,000
Median % change year-on-year +3.45% -3.33% -3.23%
75th Percentile £100,000 £93,500 £97,500
90th Percentile £120,000 £115,000 £122,500
London median annual salary £75,000 £80,000 £80,000
% change year-on-year -6.25% - +6.67%

Legacy Systems
Job Vacancy Trend in Central London

Historical trend showing the proportion of permanent IT job postings citing Legacy Systems relative to all permanent IT jobs advertised in Central London.

Legacy Systems job vacancy trend in Central London

Legacy Systems
Salary Trend in Central London

Salary distribution trend for jobs in Central London citing Legacy Systems.

Salary distribution trend for jobs in Central London citing Legacy Systems

Legacy Systems
Salary Histogram in Central London

Salary distribution for jobs citing Legacy Systems in Central London over the 6 months to 2 January 2026.

Salary histogram for Legacy Systems in Central London

Legacy Systems
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 Legacy Systems within the Central London region over the 6 months to 2 January 2026. 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
City of London +58 26 £65,000 -12.46% 15
City of Westminster - 5 - -
Southwark - 2 £87,500 -
West End of London - 1 £57,500 -
Legacy Systems
London

Legacy Systems
Co-Occurring Skills & Capabilities in Central London by Category

The following tables expand on the one above by listing co-occurrences grouped by category. They cover the same employment type, locality and period, with up to 20 co-occurrences shown in each category:

Applications
1 1 (3.70%) Microsoft Excel
Business Applications
1 1 (3.70%) Dynamics CRM
Cloud Services
1 18 (66.67%) Azure
2 12 (44.44%) Azure DevOps
3 3 (11.11%) Power Platform
4 2 (7.41%) Microsoft 365
5 1 (3.70%) Azure Data Factory
5 1 (3.70%) Azure Key Vault
5 1 (3.70%) Azure Logic Apps
5 1 (3.70%) Azure Sentinel
5 1 (3.70%) dbt
5 1 (3.70%) Dynamics 365
5 1 (3.70%) Entra ID
5 1 (3.70%) Microsoft Purview
5 1 (3.70%) Power Automate
5 1 (3.70%) PowerApps
5 1 (3.70%) Snowflake
Communications & Networking
1 3 (11.11%) Firewall
2 1 (3.70%) LAN
2 1 (3.70%) TCP/IP
2 1 (3.70%) WAN
2 1 (3.70%) Wi-Fi
Database & Business Intelligence
1 14 (51.85%) SQL Server
2 12 (44.44%) SQL Server Integration Services
3 3 (11.11%) Power BI
4 1 (3.70%) Metadata
4 1 (3.70%) SQL Server Analysis Services
4 1 (3.70%) SQL Server Reporting Services
Development Applications
1 10 (37.04%) Octopus Deploy
1 10 (37.04%) TeamCity
2 5 (18.52%) ERwin
General
1 15 (55.56%) Finance
2 7 (25.93%) Social Skills
3 3 (11.11%) Analytical Skills
3 3 (11.11%) Retail
4 2 (7.41%) Banking
4 2 (7.41%) Inclusion and Diversity
5 1 (3.70%) International Banking
5 1 (3.70%) Law
Job Titles
1 10 (37.04%) DevOps Engineer
2 7 (25.93%) Architect
3 6 (22.22%) Lead
4 5 (18.52%) Data Architect
4 5 (18.52%) Lead Architect
4 5 (18.52%) Lead Data Architect
5 3 (11.11%) Infrastructure Engineer
6 2 (7.41%) Analyst
6 2 (7.41%) Azure Engineer
6 2 (7.41%) Azure Infrastructure Engineer
6 2 (7.41%) Business Analyst
6 2 (7.41%) Developer
6 2 (7.41%) Senior
6 2 (7.41%) Senior Infrastructure Engineer
6 2 (7.41%) Solutions Architect
7 1 (3.70%) Data Governance Analyst
7 1 (3.70%) Dynamics 365 Developer
7 1 (3.70%) Finance Business Analyst
7 1 (3.70%) Financial Services Business Analyst
7 1 (3.70%) Governance Manager
Libraries, Frameworks & Software Standards
1 13 (48.15%) .NET
2 2 (7.41%) Web Services
3 1 (3.70%) Middleware
3 1 (3.70%) React
3 1 (3.70%) REST
Miscellaneous
1 10 (37.04%) Hybrid Cloud
1 10 (37.04%) Virtual Team
2 6 (22.22%) Data Structures
3 4 (14.81%) Cloud Native
4 2 (7.41%) Legacy Applications
4 2 (7.41%) Product Ownership
5 1 (3.70%) Credit Risk
5 1 (3.70%) Market Risk
Operating Systems
1 3 (11.11%) Windows
2 2 (7.41%) VMS
3 1 (3.70%) Windows Server
Processes & Methodologies
1 14 (51.85%) CI/CD
2 12 (44.44%) DevOps
2 12 (44.44%) Problem-Solving
3 11 (40.74%) Software Delivery
4 10 (37.04%) AI
5 9 (33.33%) Roadmaps
6 7 (25.93%) Business Strategy
6 7 (25.93%) Data Modelling
6 7 (25.93%) Stakeholder Management
7 6 (22.22%) Analytics
7 6 (22.22%) Data Governance
7 6 (22.22%) Data Integration
7 6 (22.22%) Migration
8 5 (18.52%) Architectural Patterns
8 5 (18.52%) Coaching
8 5 (18.52%) Data Analysis
8 5 (18.52%) Data Architecture
8 5 (18.52%) Data Protection
8 5 (18.52%) Data Security
8 5 (18.52%) Model Validation
Programming Languages
1 12 (44.44%) SQL
2 11 (40.74%) PowerShell
3 2 (7.41%) Bicep
3 2 (7.41%) C#
4 1 (3.70%) Data Analysis Expressions
4 1 (3.70%) JavaScript
4 1 (3.70%) Python
4 1 (3.70%) TypeScript
Qualifications
1 2 (7.41%) Azure Certification
1 2 (7.41%) TOGAF Certification
Quality Assurance & Compliance
1 5 (18.52%) GDPR
2 1 (3.70%) Accessibility
2 1 (3.70%) Data Quality
2 1 (3.70%) ISO/IEC 27001
2 1 (3.70%) NIST
System Software
1 1 (3.70%) Active Directory
1 1 (3.70%) VMware ESXi
1 1 (3.70%) VMware Infrastructure
1 1 (3.70%) vSphere
Systems Management
1 12 (44.44%) Terraform
2 2 (7.41%) Kubernetes
3 1 (3.70%) Microsoft Intune
3 1 (3.70%) vCenter Server
3 1 (3.70%) ZABBIX
Vendors
1 5 (18.52%) Microsoft
2 2 (7.41%) AppDynamics
2 2 (7.41%) MuleSoft
2 2 (7.41%) New Relic
2 2 (7.41%) Oracle
2 2 (7.41%) Salesforce
3 1 (3.70%) Cisco
3 1 (3.70%) Dell
3 1 (3.70%) Meraki
3 1 (3.70%) SolarWinds
3 1 (3.70%) VMware