Legacy Code Job Trends

Legacy Code
UK

The table below looks at the prevalence of the term Legacy Code in permanent job vacancies. Included is a benchmarking guide to the salaries offered in vacancies that cited Legacy Code over the 6 months leading up to 14 January 2026, comparing them to the same period in the previous two years.

6 months to
14 Jan 2026
Same period 2025 Same period 2024
Rank 616 576 636
Rank change year-on-year -40 +60 +254
Permanent jobs citing Legacy Code 37 123 85
As % of all permanent jobs in the UK 0.062% 0.23% 0.15%
As % of the Miscellaneous category 0.18% 0.62% 0.42%
Number of salaries quoted 33 108 64
10th Percentile £42,000 £31,250 £38,250
25th Percentile £70,000 £38,000 £52,500
Median annual salary (50th Percentile) £92,500 £65,000 £80,000
Median % change year-on-year +42.31% -18.75% +31.96%
75th Percentile £105,000 £95,000 £102,500
90th Percentile £125,000 £115,000 £106,750
UK excluding London median annual salary £61,250 £45,000 £55,000
% change year-on-year +36.11% -18.18% +6.80%

All Generic Skills
UK

Legacy Code 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.

Permanent vacancies with a requirement for generic IT skills 20,555 19,907 20,386
As % of all permanent jobs advertised in the UK 34.26% 37.20% 36.61%
Number of salaries quoted 10,326 9,320 14,805
10th Percentile £27,850 £33,750 £32,000
25th Percentile £36,250 £46,250 £42,500
Median annual salary (50th Percentile) £55,000 £60,000 £60,000
Median % change year-on-year -8.33% - -7.69%
75th Percentile £77,500 £83,750 £82,500
90th Percentile £100,000 £110,000 £105,000
UK excluding London median annual salary £47,500 £55,000 £52,500
% change year-on-year -13.64% +4.76% -4.55%

Legacy Code
Job Vacancy Trend

Historical trend showing the proportion of permanent IT job postings citing Legacy Code relative to all permanent IT jobs advertised.

Legacy Code job vacancy trend in the UK

Legacy Code
Salary Trend

Salary distribution trend for jobs in the UK citing Legacy Code.

Salary distribution trend for jobs in the UK citing Legacy Code

Legacy Code
Salary Histogram

Salary distribution for jobs citing Legacy Code over the 6 months to 14 January 2026.

Salary histogram for Legacy Code in the UK

Legacy Code
Top 12 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Legacy Code within the UK over the 6 months to 14 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
England +7 37 £92,500 +15.63% 70
London +30 22 £100,000 +11.11% 12
UK excluding London -6 14 £61,250 +36.11% 63
Work from Home +16 9 £70,000 +64.71% 13
North of England +8 8 £61,250 -14.04% 12
Midlands 0 4 £41,250 -36.54% 9
Yorkshire -9 3 £40,000 -36.00% 6
East Midlands -29 3 £40,000 -38.46% 7
North East - 3 £67,500 - 1
North West +14 2 £62,500 -13.79% 5
South West +12 2 £83,750 -4.29% 7
West Midlands +21 1 £70,000 +33.33% 2

Legacy Code
Co-Occurring Skills & Capabilities 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:

Application Platforms
1 6 (16.22%) Apache
2 2 (5.41%) Apache Airflow
3 1 (2.70%) Confluence
Business Applications
1 3 (8.11%) SAP Business One
Cloud Services
1 6 (16.22%) AWS
2 3 (8.11%) Azure
2 3 (8.11%) ChatGPT
2 3 (8.11%) SaaS
3 2 (5.41%) Snowflake
4 1 (2.70%) Amazon ECS
4 1 (2.70%) Azure AI
4 1 (2.70%) Azure App Service
4 1 (2.70%) Azure DevOps
4 1 (2.70%) Azure Key Vault
4 1 (2.70%) Azure Logic Apps
4 1 (2.70%) Azure Monitor
4 1 (2.70%) Entra ID
4 1 (2.70%) Firebase
4 1 (2.70%) GitHub
4 1 (2.70%) GitHub Actions
4 1 (2.70%) Pulumi
4 1 (2.70%) Serverless
4 1 (2.70%) Twilio
Communications & Networking
1 3 (8.11%) Intranet
2 1 (2.70%) DNS
Database & Business Intelligence
1 6 (16.22%) SQL Server
2 3 (8.11%) MongoDB
2 3 (8.11%) MySQL
3 2 (5.41%) Data Warehouse
3 2 (5.41%) NoSQL
3 2 (5.41%) Snowflake Schema
4 1 (2.70%) Azure SQL Database
4 1 (2.70%) Elasticsearch
4 1 (2.70%) Electronic Patient Records
4 1 (2.70%) PostgreSQL
Development Applications
1 5 (13.51%) Git
2 1 (2.70%) Bitbucket
2 1 (2.70%) GitLab
2 1 (2.70%) Gradle
2 1 (2.70%) JIRA
2 1 (2.70%) JUnit
General
1 5 (13.51%) Social Skills
2 4 (10.81%) Finance
3 3 (8.11%) Banking
3 3 (8.11%) Investment Banking
4 2 (5.41%) Law
4 2 (5.41%) Pharmaceutical
5 1 (2.70%) Back Office
5 1 (2.70%) Games
5 1 (2.70%) Public Sector
Job Titles
1 18 (48.65%) Software Engineer
2 16 (43.24%) Cloud Engineer
2 16 (43.24%) Cloud Native Engineer
2 16 (43.24%) Cloud Software Engineer
3 13 (35.14%) Developer
4 10 (27.03%) Lead
4 10 (27.03%) Senior
5 9 (24.32%) Senior Software Engineer
6 8 (21.62%) Lead Cloud Engineer
6 8 (21.62%) Lead Software Engineer
6 8 (21.62%) Senior Cloud Engineer
7 4 (10.81%) PHP Developer
8 3 (8.11%) Java Developer
8 3 (8.11%) Linux Developer
8 3 (8.11%) Oracle Developer
8 3 (8.11%) PHP Laravel Developer
9 2 (5.41%) Data Engineer
9 2 (5.41%) Full-Stack Engineer
9 2 (5.41%) Python Engineer
9 2 (5.41%) Snowflake Data Engineer
Libraries, Frameworks & Software Standards
1 6 (16.22%) Spring
2 5 (13.51%) React
2 5 (13.51%) RESTful
3 4 (10.81%) CSS
3 4 (10.81%) HTML
3 4 (10.81%) REST
4 3 (8.11%) .NET
4 3 (8.11%) jQuery
4 3 (8.11%) Kafka
4 3 (8.11%) Laravel
5 2 (5.41%) GraphQL
5 2 (5.41%) gRPC
5 2 (5.41%) Next.js
6 1 (2.70%) AngularJS
6 1 (2.70%) Apache NiFi
6 1 (2.70%) ASP.NET Web Forms
6 1 (2.70%) NestJS
6 1 (2.70%) OAuth2
6 1 (2.70%) React Native
6 1 (2.70%) SvelteKit
Miscellaneous
1 18 (48.65%) Cloud Native
2 16 (43.24%) Distributed Systems
3 3 (8.11%) Credit Risk
3 3 (8.11%) Greenfield Project
4 2 (5.41%) Data Structures
4 2 (5.41%) Enterprise Software
4 2 (5.41%) Legacy Applications
5 1 (2.70%) Hackathon
5 1 (2.70%) Mobile App
5 1 (2.70%) Product Ownership
5 1 (2.70%) Virtual Team
Operating Systems
1 21 (56.76%) Linux
2 4 (10.81%) Windows
2 4 (10.81%) Windows Server
3 1 (2.70%) VMS
Processes & Methodologies
1 20 (54.05%) Software Engineering
2 14 (37.84%) Network Virtualisation
2 14 (37.84%) Open Source
3 13 (35.14%) Agile
4 8 (21.62%) AI
5 7 (18.92%) CI/CD
6 6 (16.22%) Migration
6 6 (16.22%) TDD
6 6 (16.22%) User Experience
7 5 (13.51%) Full-Stack Development
7 5 (13.51%) Microservices
8 4 (10.81%) OO
8 4 (10.81%) Roadmaps
9 3 (8.11%) API Integration
9 3 (8.11%) Mentoring
9 3 (8.11%) MVC
9 3 (8.11%) OOP
9 3 (8.11%) Problem-Solving
9 3 (8.11%) Refactoring
9 3 (8.11%) Test Automation
Programming Languages
1 21 (56.76%) Java
2 17 (45.95%) Go
3 16 (43.24%) C
3 16 (43.24%) C++
3 16 (43.24%) Rust
4 7 (18.92%) JavaScript
4 7 (18.92%) SQL
4 7 (18.92%) TypeScript
5 5 (13.51%) PHP
6 4 (10.81%) C#
7 3 (8.11%) Python
8 2 (5.41%) T-SQL
9 1 (2.70%) Delphi
9 1 (2.70%) Perl
Qualifications
1 1 (2.70%) BPSS Clearance
1 1 (2.70%) DBS Check
Quality Assurance & Compliance
1 5 (13.51%) Accessibility
2 2 (5.41%) WCAG
System Software
1 14 (37.84%) Virtual Machines
1 14 (37.84%) Virtual Servers
2 3 (8.11%) Docker
Systems Management
1 16 (43.24%) Kubernetes
2 1 (2.70%) Kibana
2 1 (2.70%) Terraform
Vendors
1 4 (10.81%) Oracle
2 3 (8.11%) OpenAI
2 3 (8.11%) SAP
3 1 (2.70%) Atlassian
3 1 (2.70%) Foundry
3 1 (2.70%) Microsoft