Legacy Code Jobs

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 18 May 2025, comparing them to the same period in the previous two years.

6 months to
18 May 2025
Same period 2024 Same period 2023
Rank 657 754 824
Rank change year-on-year +97 +70 -103
Permanent jobs citing Legacy Code 72 129 137
As % of all permanent jobs advertised in the UK 0.13% 0.13% 0.14%
As % of the Miscellaneous category 0.35% 0.37% 0.32%
Number of salaries quoted 68 54 104
10th Percentile £32,125 £38,250 £32,500
25th Percentile £63,438 £56,375 £42,000
Median annual salary (50th Percentile) £90,000 £90,000 £52,500
Median % change year-on-year - +71.43% +5.00%
75th Percentile £115,000 £105,000 £62,500
90th Percentile - £115,000 £82,500
UK excluding London median annual salary £66,250 £45,000 £50,000
% change year-on-year +47.22% -10.00% +5.26%

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 20,501 35,249 43,132
As % of all permanent jobs advertised in the UK 36.60% 35.32% 43.46%
Number of salaries quoted 9,910 23,042 23,101
10th Percentile £31,250 £28,000 £35,435
25th Percentile £42,500 £38,000 £46,250
Median annual salary (50th Percentile) £60,000 £55,000 £65,000
Median % change year-on-year +9.09% -15.38% +4.00%
75th Percentile £78,750 £75,000 £86,250
90th Percentile £110,000 £97,500 £108,750
UK excluding London median annual salary £54,975 £50,000 £55,000
% change year-on-year +9.95% -9.09% +4.76%

Legacy Code
Job Vacancy Trend

Job postings citing Legacy Code as a proportion of all IT jobs advertised.

Job vacancy trend for Legacy Code in the UK

Legacy Code
Salary Trend

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

Salary trend for Legacy Code in the UK

Legacy Code
Salary Histogram

Salary distribution for jobs citing Legacy Code over the 6 months to 18 May 2025.

Salary histogram for Legacy Code in the UK

Legacy Code
Top 15 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 18 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
England +108 63 £90,000 - 85
London +91 40 £110,000 +22.22% 45
UK excluding London +140 30 £66,250 +47.22% 50
Work from Home +134 22 £45,000 - 51
Midlands +63 9 £66,250 +39.47% 13
East Midlands +23 8 £66,250 +39.47% 7
North of England +46 7 £70,000 +32.70% 15
Wales +42 7 £32,500 - 2
North West +1 6 £71,250 +29.55% 12
South West +111 4 £85,000 +58.14% 1
South East +87 1 £71,000 - 14
Scotland +70 1 £62,500 -
Yorkshire +66 1 £62,500 +47.06% 2
West Midlands +47 1 - - 6
East of England - 1 - - 5

Legacy Code
Co-occurring Skills and Capabilities 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 8 (11.11%) CMS
2 1 (1.39%) Apache
2 1 (1.39%) Apache Airflow
2 1 (1.39%) Drupal
2 1 (1.39%) Joomla!
2 1 (1.39%) WordPress
Applications
1 1 (1.39%) Adobe XD
1 1 (1.39%) Microsoft Excel
1 1 (1.39%) Moqups
1 1 (1.39%) Sketch
Business Applications
1 1 (1.39%) NetSuite
Cloud Services
1 15 (20.83%) AWS
2 11 (15.28%) SaaS
3 9 (12.50%) AWS CloudFormation
4 7 (9.72%) npm
5 6 (8.33%) Azure
6 3 (4.17%) Serverless
7 2 (2.78%) Amazon ECS
7 2 (2.78%) Amazon EventBridge
7 2 (2.78%) AWS Lambda
7 2 (2.78%) Power Platform
7 2 (2.78%) PowerApps
8 1 (1.39%) Amazon EKS
8 1 (1.39%) Amazon MSK
8 1 (1.39%) AWS Step Functions
8 1 (1.39%) dbt
8 1 (1.39%) Figma
8 1 (1.39%) Firebase
8 1 (1.39%) GitHub Actions
8 1 (1.39%) Pulumi
8 1 (1.39%) Snowflake
Communications & Networking
1 3 (4.17%) Wi-Fi
2 2 (2.78%) Bluetooth
2 2 (2.78%) Wireless
Database & Business Intelligence
1 11 (15.28%) MongoDB
2 10 (13.89%) MySQL
2 10 (13.89%) NoSQL
3 9 (12.50%) Elasticsearch
4 4 (5.56%) PostgreSQL
5 2 (2.78%) Azure SQL Database
5 2 (2.78%) DynamoDB
5 2 (2.78%) SQL Server Integration Services
6 1 (1.39%) Amazon Aurora
6 1 (1.39%) Data Warehouse
6 1 (1.39%) DocumentDB
6 1 (1.39%) Electronic Patient Records
6 1 (1.39%) SQL Server
Development Applications
1 8 (11.11%) Git
2 7 (9.72%) Grunt
2 7 (9.72%) webpack
3 2 (2.78%) Storybook
3 2 (2.78%) Visual Studio
4 1 (1.39%) Crashlytics
4 1 (1.39%) Cypress.io
4 1 (1.39%) Xcode
General
1 14 (19.44%) Social Skills
2 12 (16.67%) Law
3 3 (4.17%) Finance
4 2 (2.78%) Documentation Skills
4 2 (2.78%) Electronics
4 2 (2.78%) Games
4 2 (2.78%) Wearables
5 1 (1.39%) Banking
5 1 (1.39%) Investment Banking
5 1 (1.39%) Pharmaceutical
Job Titles
1 37 (51.39%) Software Engineer
2 35 (48.61%) Cloud Engineer
2 35 (48.61%) Cloud Native Engineer
2 35 (48.61%) Cloud Software Engineer
3 31 (43.06%) Lead
4 22 (30.56%) Developer
5 21 (29.17%) Senior
6 20 (27.78%) Lead Cloud Engineer
6 20 (27.78%) Lead Software Engineer
7 15 (20.83%) Senior Cloud Engineer
7 15 (20.83%) Senior Software Engineer
8 9 (12.50%) AWS Engineer
9 8 (11.11%) PHP Developer
10 5 (6.94%) Software Developer
11 4 (5.56%) .NET Developer
11 4 (5.56%) Senior Developer
12 3 (4.17%) Principal .NET Developer
12 3 (4.17%) Principal Developer
12 3 (4.17%) Senior Software Developer
13 2 (2.78%) Embedded Engineer
Libraries, Frameworks & Software Standards
1 10 (13.89%) HTML
2 9 (12.50%) Node.js
2 9 (12.50%) Vue
3 7 (9.72%) CakePHP
3 7 (9.72%) Doctrine
3 7 (9.72%) Pyjs
3 7 (9.72%) React
3 7 (9.72%) Sass
3 7 (9.72%) Symfony
4 6 (8.33%) .NET
4 6 (8.33%) CSS
5 4 (5.56%) GraphQL
6 3 (4.17%) .NET Core
6 3 (4.17%) REST
6 3 (4.17%) Tailwind CSS
7 2 (2.78%) ASP.NET
7 2 (2.78%) JSON
7 2 (2.78%) Kafka
7 2 (2.78%) RESTful
7 2 (2.78%) WPF
Miscellaneous
1 36 (50.00%) Cloud Native
2 35 (48.61%) Distributed Systems
3 9 (12.50%) Greenfield Project
4 7 (9.72%) Enterprise Software
5 6 (8.33%) Legacy Systems
6 3 (4.17%) Self-Motivation
7 2 (2.78%) Embedded Systems
7 2 (2.78%) GNSS
7 2 (2.78%) IoT
7 2 (2.78%) Virtual Team
8 1 (1.39%) Credit Risk
8 1 (1.39%) Data Structures
8 1 (1.39%) Hackathon
8 1 (1.39%) Mobile App
8 1 (1.39%) NHS
Operating Systems
1 37 (51.39%) Linux
2 2 (2.78%) FreeRTOS
3 1 (1.39%) Android
3 1 (1.39%) Apple iOS
Processes & Methodologies
1 52 (72.22%) Software Engineering
2 16 (22.22%) Agile
3 11 (15.28%) Mentoring
3 11 (15.28%) Microservices
3 11 (15.28%) Roadmaps
4 10 (13.89%) Client Onboarding
4 10 (13.89%) Continuous Integration
4 10 (13.89%) Scrum
5 9 (12.50%) Technology Roadmap
6 8 (11.11%) CRM
7 7 (9.72%) B2B
7 7 (9.72%) Collaborative Working
7 7 (9.72%) OO
7 7 (9.72%) OO PHP
8 5 (6.94%) Artificial Intelligence
8 5 (6.94%) SDLC
9 4 (5.56%) Code Quality
9 4 (5.56%) Migration
9 4 (5.56%) Problem-Solving
10 3 (4.17%) Design Patterns
Programming Languages
1 37 (51.39%) C
1 37 (51.39%) C++
2 36 (50.00%) Go
3 35 (48.61%) Rust
4 24 (33.33%) JavaScript
5 14 (19.44%) TypeScript
6 10 (13.89%) PHP
7 9 (12.50%) SQL
8 5 (6.94%) C#
9 4 (5.56%) Python
10 3 (4.17%) VB.NET
11 2 (2.78%) Embedded C
11 2 (2.78%) Embedded C++
11 2 (2.78%) Java
11 2 (2.78%) T-SQL
12 1 (1.39%) Kotlin
12 1 (1.39%) Perl
12 1 (1.39%) Swift
Qualifications
1 1 (1.39%) AWS Certification
1 1 (1.39%) DBS Check
Quality Assurance & Compliance
1 2 (2.78%) IEC 62304
1 2 (2.78%) MISRA
1 2 (2.78%) QA
2 1 (1.39%) Accessibility
System Software
1 9 (12.50%) Docker
Systems Management
1 36 (50.00%) Kubernetes
2 2 (2.78%) Terraform
Vendors
1 3 (4.17%) Microsoft
2 1 (1.39%) Adobe
2 1 (1.39%) Google
2 1 (1.39%) Oracle