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 have cited Legacy Code over the 6 months to 29 May 2024 with a comparison to the same period over the previous 2 years.

6 months to
29 May 2024
Same period 2023 Same period 2022
Rank 773 825 723
Rank change year-on-year +52 -102 +45
Permanent jobs citing Legacy Code 138 136 601
As % of all permanent jobs advertised in the UK 0.13% 0.14% 0.36%
As % of the Miscellaneous category 0.39% 0.33% 0.75%
Number of salaries quoted 55 102 123
10th Percentile £37,500 £32,500 £40,000
25th Percentile £50,625 £41,438 £43,750
Median annual salary (50th Percentile) £90,000 £52,500 £50,000
Median % change year-on-year +71.43% +5.00% -13.04%
75th Percentile £105,000 £62,500 £68,750
90th Percentile £115,000 £82,500 £89,500
UK excluding London median annual salary £45,000 £50,000 £47,500
% change year-on-year -10.00% +5.26% +8.57%

All Generic Skills
UK

Legacy Code 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 with a requirement for generic IT skills.

Permanent vacancies with a requirement for generic IT skills 35,507 41,619 80,468
As % of all permanent jobs advertised in the UK 34.38% 42.84% 48.30%
Number of salaries quoted 23,113 22,631 34,154
10th Percentile £28,000 £35,750 £34,500
25th Percentile £38,084 £46,350 £45,607
Median annual salary (50th Percentile) £55,000 £65,000 £62,500
Median % change year-on-year -15.38% +4.00% +4.17%
75th Percentile £75,000 £86,250 £83,750
90th Percentile £97,500 £110,000 £102,500
UK excluding London median annual salary £50,000 £55,000 £52,500
% change year-on-year -9.09% +4.76% +5.00%

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 29 May 2024.

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 29 May 2024. 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 +19 95 £90,000 +71.43% 18
UK excluding London -42 71 £45,000 -10.00% 12
London +132 67 £90,000 +38.46% 5
Scotland -20 42 - -
Work from Home +2 21 £43,750 -0.57% 9
Midlands -9 13 £47,500 +7.95% 5
East Midlands -20 10 £47,500 +11.76%
North of England +11 9 £42,500 -19.05% 4
North West -6 7 £40,000 -23.81% 4
South East -35 4 - - 1
West Midlands +1 3 - - 5
South West -38 2 £53,750 +22.16% 1
Yorkshire +63 1 £42,500 -19.05%
Wales +4 1 £32,500 -35.00%
North East -2 1 £63,000 +26.00%

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 42 (30.43%) Apache Spark
2 35 (25.36%) CMS
Applications
1 18 (13.04%) Photoshop
2 1 (0.72%) Notion
Business Applications
1 34 (24.64%) SDL Web 8
Cloud Services
1 21 (15.22%) AWS
2 18 (13.04%) Adobe Creative Cloud
2 18 (13.04%) NuGet
3 10 (7.25%) SaaS
4 5 (3.62%) GitHub
4 5 (3.62%) GitHub Actions
5 3 (2.17%) Amazon ElastiCache
6 2 (1.45%) Azure
7 1 (0.72%) Amazon CloudWatch
7 1 (0.72%) Amazon Cognito
7 1 (0.72%) Amazon EC2
7 1 (0.72%) Amazon S3
7 1 (0.72%) Cloud Computing
7 1 (0.72%) Figma
7 1 (0.72%) GCP
7 1 (0.72%) Microsoft 365
7 1 (0.72%) npm
7 1 (0.72%) Slack
7 1 (0.72%) Stripe
7 1 (0.72%) WhatsApp
Database & Business Intelligence
1 42 (30.43%) Big Data
1 42 (30.43%) Hadoop
2 35 (25.36%) SQL Server
3 9 (6.52%) MySQL
4 5 (3.62%) MongoDB
5 4 (2.90%) Amazon RDS
6 2 (1.45%) PostgreSQL
7 1 (0.72%) Elasticsearch
7 1 (0.72%) MariaDB
7 1 (0.72%) NoSQL
7 1 (0.72%) Redis
7 1 (0.72%) Relational Database
Development Applications
1 37 (26.81%) JIRA
2 36 (26.09%) Git
3 34 (24.64%) Moq
3 34 (24.64%) NUnit
3 34 (24.64%) TeamCity
4 18 (13.04%) git-flow
4 18 (13.04%) Octopus Deploy
4 18 (13.04%) Sourcetree
4 18 (13.04%) SpecFlow
4 18 (13.04%) Visual Studio
5 16 (11.59%) GitLab
6 4 (2.90%) Jenkins
7 1 (0.72%) CircleCI
7 1 (0.72%) Gradle
7 1 (0.72%) Grunt
7 1 (0.72%) Vagrant
7 1 (0.72%) webpack
7 1 (0.72%) XCTest
7 1 (0.72%) XCUITest
General
1 51 (36.96%) Law
2 42 (30.43%) Finance
2 42 (30.43%) Inclusion and Diversity
2 42 (30.43%) Legal
3 34 (24.64%) Marketing
4 26 (18.84%) Social Skills
5 5 (3.62%) Games
6 2 (1.45%) Retail
7 1 (0.72%) Aerospace
7 1 (0.72%) Analytical Skills
Job Titles
1 69 (50.00%) Software Engineer
2 51 (36.96%) Developer
3 42 (30.43%) Big Data Engineer
3 42 (30.43%) Big Data Software Engineer
3 42 (30.43%) Data Engineer
3 42 (30.43%) Java Engineer
3 42 (30.43%) Java Software Engineer
4 40 (28.99%) Full Stack Developer
4 40 (28.99%) Senior
5 32 (23.19%) Cloud Engineer
6 24 (17.39%) Cloud Native Engineer
6 24 (17.39%) Cloud Software Engineer
7 22 (15.94%) Senior Developer
8 21 (15.22%) C# Developer
9 19 (13.77%) Lead
9 19 (13.77%) Senior Full Stack Developer
10 18 (13.04%) Full-Stack C# Developer
10 18 (13.04%) Senior C# Developer
11 16 (11.59%) Lead Cloud Engineer
11 16 (11.59%) Senior Cloud Engineer
Libraries, Frameworks & Software Standards
1 47 (34.06%) HTML
2 46 (33.33%) CSS
3 44 (31.88%) Spring
4 43 (31.16%) Spring Boot
5 42 (30.43%) .NET
6 38 (27.54%) jQuery
7 37 (26.81%) .NET Framework
7 37 (26.81%) Web Services
8 36 (26.09%) RESTful
8 36 (26.09%) SOAP
9 35 (25.36%) ASP.NET
10 34 (24.64%) ASP.NET MVC
10 34 (24.64%) ASP.NET MVC 5
10 34 (24.64%) Entity Framework
10 34 (24.64%) Semantic HTML
11 31 (22.46%) React
12 19 (13.77%) XML
13 18 (13.04%) Code First Entity Framework
13 18 (13.04%) Ninject
13 18 (13.04%) Node.js
Miscellaneous
1 74 (53.62%) Cloud Native
2 42 (30.43%) Algorithms
3 32 (23.19%) Distributed Systems
4 18 (13.04%) Greenfield Project
5 9 (6.52%) Enterprise Software
6 1 (0.72%) Mobile App
6 1 (0.72%) Virtual Team
6 1 (0.72%) Xbox
Operating Systems
1 36 (26.09%) Linux
2 1 (0.72%) Apple iOS
2 1 (0.72%) Windows
Processes & Methodologies
1 86 (62.32%) Agile
2 79 (57.25%) Software Engineering
3 50 (36.23%) Full Stack Development
3 50 (36.23%) Site Reliability Engineering
4 48 (34.78%) CI/CD
4 48 (34.78%) Continuous Improvement
5 42 (30.43%) Artificial Intelligence
5 42 (30.43%) Data Modelling
5 42 (30.43%) Machine Learning
5 42 (30.43%) Risk Management
5 42 (30.43%) Visualisation
6 40 (28.99%) MVC
7 36 (26.09%) E-Commerce
7 36 (26.09%) Unit Testing
8 35 (25.36%) Computer Science
9 34 (24.64%) Issue Tracking
9 34 (24.64%) Performance Tuning
9 34 (24.64%) Responsive Web Design
10 28 (20.29%) DevOps
11 25 (18.12%) Problem-Solving
Programming Languages
1 82 (59.42%) SQL
2 55 (39.86%) JavaScript
3 46 (33.33%) Java
4 42 (30.43%) C#
5 34 (24.64%) T-SQL
6 32 (23.19%) Go
7 27 (19.57%) C
8 26 (18.84%) C++
9 24 (17.39%) Rust
10 18 (13.04%) XPath
11 13 (9.42%) TypeScript
12 10 (7.25%) PHP
13 1 (0.72%) Ada
13 1 (0.72%) Objective-C
13 1 (0.72%) Python
13 1 (0.72%) Swift
Qualifications
1 36 (26.09%) Degree
2 1 (0.72%) Computer Science Degree
2 1 (0.72%) Postgraduate
Quality Assurance & Compliance
1 2 (1.45%) HL7
2 1 (0.72%) QA
System Software
1 9 (6.52%) Docker
Systems Management
1 32 (23.19%) Kubernetes
2 4 (2.90%) Terraform
Vendors
1 18 (13.04%) Adobe
1 18 (13.04%) Cognizant
2 2 (1.45%) Progress
3 1 (0.72%) Google
3 1 (0.72%) Microsoft
3 1 (0.72%) SAP