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 25 February 2024 with a comparison to the same period over the previous 2 years.

6 months to
25 Feb 2024
Same period 2023 Same period 2022
Rank 724 894 644
Rank change year-on-year +170 -250 +44
Permanent jobs citing Legacy Code 96 129 567
As % of all permanent jobs advertised in the UK 0.12% 0.12% 0.41%
As % of the Miscellaneous category 0.35% 0.28% 0.90%
Number of salaries quoted 56 104 196
10th Percentile £43,125 £32,500 £37,500
25th Percentile £55,000 £42,000 £43,750
Median annual salary (50th Percentile) £85,000 £51,500 £50,000
Median % change year-on-year +65.05% +3.00% +5.26%
75th Percentile £105,000 £70,938 £61,375
90th Percentile £107,500 £91,250 £89,375
UK excluding London median annual salary £55,000 £45,500 £47,500
% change year-on-year +20.88% -4.21% +18.75%

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 27,759 46,505 63,263
As % of all permanent jobs advertised in the UK 35.74% 41.99% 45.23%
Number of salaries quoted 19,814 25,755 33,164
10th Percentile £29,000 £35,000 £33,750
25th Percentile £39,766 £46,250 £45,000
Median annual salary (50th Percentile) £55,000 £65,000 £61,900
Median % change year-on-year -15.38% +5.01% +3.17%
75th Percentile £77,500 £87,419 £82,500
90th Percentile £100,000 £107,500 £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 25 February 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 25 February 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 +139 57 £85,000 +70.00% 15
UK excluding London +59 57 £55,000 +20.88% 8
London +194 39 £95,000 +46.15% 7
Scotland +15 35 - -
Work from Home +70 12 £43,750 -12.50% 14
North of England +81 8 £47,500 -9.52% 6
Yorkshire +105 6 £51,250 -2.38% 1
Midlands +49 4 £53,750 +26.47%
Wales +6 4 £67,568 +35.14%
West Midlands +76 3 £55,000 -18.52%
South East +39 3 £47,500 -17.39% 1
North West +43 2 £40,000 -17.95% 5
East of England - 2 £60,000 - 1
East Midlands -2 1 £45,000 +5.88%
South West -3 1 £40,000 -9.09%

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 35 (36.46%) Apache Spark
2 3 (3.13%) CMS
3 1 (1.04%) IIS
3 1 (1.04%) Umbraco
Applications
1 1 (1.04%) Photoshop
Business Applications
1 1 (1.04%) SDL Web 8
Cloud Services
1 11 (11.46%) AWS
2 6 (6.25%) Azure
3 5 (5.21%) SaaS
4 4 (4.17%) GitHub
5 3 (3.13%) GCP
5 3 (3.13%) npm
6 1 (1.04%) Adobe Creative Cloud
6 1 (1.04%) GitHub Actions
6 1 (1.04%) NuGet
6 1 (1.04%) WhatsApp
Database & Business Intelligence
1 35 (36.46%) Big Data
1 35 (36.46%) Hadoop
2 5 (5.21%) MySQL
3 4 (4.17%) PostgreSQL
3 4 (4.17%) Relational Database
4 3 (3.13%) Apache Cassandra
4 3 (3.13%) MongoDB
4 3 (3.13%) NoSQL
5 1 (1.04%) MariaDB
5 1 (1.04%) Redis
5 1 (1.04%) SQL Server
Development Applications
1 13 (13.54%) Git
2 3 (3.13%) JIRA
3 2 (2.08%) Octopus Deploy
3 2 (2.08%) PHPUnit
3 2 (2.08%) Vite
4 1 (1.04%) Bitbucket
4 1 (1.04%) CircleCI
4 1 (1.04%) git-flow
4 1 (1.04%) Grunt
4 1 (1.04%) Moq
4 1 (1.04%) NUnit
4 1 (1.04%) Sourcetree
4 1 (1.04%) SpecFlow
4 1 (1.04%) TeamCity
4 1 (1.04%) Visual Studio
4 1 (1.04%) webpack
4 1 (1.04%) XCTest
4 1 (1.04%) XCUITest
General
1 40 (41.67%) Finance
2 38 (39.58%) Inclusion and Diversity
3 36 (37.50%) Legal
4 35 (36.46%) Law
5 5 (5.21%) Social Skills
6 4 (4.17%) Retail
7 1 (1.04%) Analytical Skills
7 1 (1.04%) Games
7 1 (1.04%) Marketing
Job Titles
1 52 (54.17%) Software Engineer
2 35 (36.46%) Big Data Engineer
2 35 (36.46%) Big Data Software Engineer
2 35 (36.46%) Data Engineer
2 35 (36.46%) Java Engineer
2 35 (36.46%) Java Software Engineer
3 31 (32.29%) Cloud Engineer
4 23 (23.96%) Developer
4 23 (23.96%) Senior
5 16 (16.67%) Full Stack Engineer
6 15 (15.63%) Lead
6 15 (15.63%) Lead Cloud Engineer
6 15 (15.63%) Senior Cloud Engineer
7 14 (14.58%) Cloud Native Engineer
7 14 (14.58%) Cloud Software Engineer
8 8 (8.33%) Senior Full Stack Engineer
8 8 (8.33%) Senior Software Engineer
9 7 (7.29%) Lead Software Engineer
9 7 (7.29%) PHP Developer
9 7 (7.29%) Senior Developer
Libraries, Frameworks & Software Standards
1 35 (36.46%) Spring
1 35 (36.46%) Spring Boot
2 26 (27.08%) React
3 18 (18.75%) Node.js
4 16 (16.67%) Svelte
5 13 (13.54%) HTML
6 12 (12.50%) CSS
7 9 (9.38%) .NET
8 7 (7.29%) jQuery
8 7 (7.29%) RESTful
9 5 (5.21%) AngularJS
9 5 (5.21%) Web Services
10 4 (4.17%) Laravel
10 4 (4.17%) Symfony
10 4 (4.17%) XML
11 3 (3.13%) .NET Framework
11 3 (3.13%) JSON
11 3 (3.13%) Mojolicious
11 3 (3.13%) Sass
11 3 (3.13%) SOAP
Miscellaneous
1 68 (70.83%) Cloud Native
2 35 (36.46%) Algorithms
3 30 (31.25%) Distributed Systems
4 3 (3.13%) Driving Licence
4 3 (3.13%) Product Ownership
5 1 (1.04%) Greenfield Project
5 1 (1.04%) Mobile App
5 1 (1.04%) Virtual Team
5 1 (1.04%) Xbox
Operating Systems
1 33 (34.38%) Linux
2 4 (4.17%) Android
3 1 (1.04%) Apple iOS
3 1 (1.04%) Windows
Processes & Methodologies
1 76 (79.17%) Software Engineering
2 42 (43.75%) Agile
3 40 (41.67%) CI/CD
4 39 (40.63%) Continuous Improvement
5 36 (37.50%) Artificial Intelligence
5 36 (37.50%) Machine Learning
6 35 (36.46%) Data Modelling
6 35 (36.46%) Risk Management
6 35 (36.46%) Site Reliability Engineering
6 35 (36.46%) Visualisation
7 22 (22.92%) Full Stack Development
8 9 (9.38%) MVC
8 9 (9.38%) Unit Testing
9 6 (6.25%) Code Quality
10 5 (5.21%) DevOps
10 5 (5.21%) E-Commerce
10 5 (5.21%) OO
10 5 (5.21%) OOP
10 5 (5.21%) Problem-Solving
10 5 (5.21%) Scrum
Programming Languages
1 43 (44.79%) SQL
2 36 (37.50%) Java
3 34 (35.42%) Go
4 27 (28.13%) JavaScript
5 22 (22.92%) TypeScript
6 16 (16.67%) C
6 16 (16.67%) C++
7 14 (14.58%) Rust
8 9 (9.38%) PHP
9 8 (8.33%) C#
10 4 (4.17%) Python
11 3 (3.13%) Perl
12 1 (1.04%) Ada
12 1 (1.04%) Objective-C
12 1 (1.04%) Swift
12 1 (1.04%) T-SQL
12 1 (1.04%) XPath
Qualifications
1 4 (4.17%) Degree
2 3 (3.13%) BPSS Clearance
3 2 (2.08%) Computer Science Degree
4 1 (1.04%) Microsoft Certification
Quality Assurance & Compliance
1 2 (2.08%) HL7
System Software
1 4 (4.17%) Docker
Systems Management
1 33 (34.38%) Kubernetes
Vendors
1 2 (2.08%) Progress
1 2 (2.08%) Zend
2 1 (1.04%) Adobe
2 1 (1.04%) Cognizant
2 1 (1.04%) Microsoft
2 1 (1.04%) SAP