Legacy Systems Job Trends in the Thames Valley

Legacy System
South East > Thames Valley

The table below looks at the prevalence of the term Legacy Systems in permanent job vacancies in the Thames Valley. Included is a benchmarking guide to the salaries offered in vacancies that cited Legacy Systems over the 6 months leading up to 12 July 2026, comparing them to the same period in the previous two years.

6 months to
12 Jul 2026
Same period 2025 Same period 2024
Rank 157 183 216
Rank change year-on-year +26 +33 -26
Permanent jobs citing Legacy Systems 21 11 16
As % of all permanent jobs in the Thames Valley 0.34% 0.30% 0.24%
As % of the Miscellaneous category 1.35% 0.69% 0.77%
Number of salaries quoted 6 11 4
10th Percentile - £40,250 £18,800
25th Percentile £54,750 £42,500 £31,625
Median annual salary (50th Percentile) £60,750 £62,500 £57,160
Median % change year-on-year -2.80% +9.34% +3.93%
75th Percentile £71,563 £72,500 £85,058
90th Percentile £83,125 £110,000 £97,023
South East median annual salary £57,402 £57,500 £52,500
% change year-on-year -0.17% +9.52% +5.00%

All Generic Skills
Thames Valley

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 the Thames Valley.

Permanent vacancies with a requirement for generic IT skills 1,557 1,603 2,087
As % of all permanent jobs advertised in the Thames Valley 25.34% 44.34% 31.73%
Number of salaries quoted 1,040 662 1,340
10th Percentile £30,000 £26,500 £29,000
25th Percentile £40,000 £36,250 £36,250
Median annual salary (50th Percentile) £52,500 £50,000 £50,000
Median % change year-on-year +5.00% - -13.04%
75th Percentile £67,500 £67,500 £62,500
90th Percentile £85,000 £82,500 £75,000
South East median annual salary £52,500 £50,000 £50,000
% change year-on-year +5.00% - -13.04%

Legacy Systems
Job Vacancy Trend in the Thames Valley

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

Legacy Systems job vacancy trend in the Thames Valley

Legacy Systems
Salary Trend in the Thames Valley

Salary distribution trend for jobs in the Thames Valley citing Legacy Systems.

Salary distribution trend for jobs in the Thames Valley citing Legacy Systems

Legacy Systems
Salary Histogram in the Thames Valley

Salary distribution for jobs citing Legacy Systems in the Thames Valley over the 6 months to 12 July 2026.

Salary histogram for Legacy Systems in the Thames Valley

Legacy Systems
Job Locations in the Thames Valley

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Legacy Systems within the Thames Valley region over the 6 months to 12 July 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
Berkshire +27 11 £56,500 +0.44% 4
Buckinghamshire -12 5 £65,000 -7.14% 4
Oxfordshire - 5 £80,000 - 1
Legacy Systems
South East

Legacy Systems
Co-Occurring Skills & Capabilities in the Thames Valley 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:

Business Applications
1 1 (4.76%) Dynamics CRM
1 1 (4.76%) Dynamics GP
Cloud Services
1 8 (38.10%) AWS
2 6 (28.57%) Amazon EC2
2 6 (28.57%) Amazon ECS
2 6 (28.57%) Amazon EKS
2 6 (28.57%) Serverless
3 3 (14.29%) Azure
4 2 (9.52%) Dynamics 365
4 2 (9.52%) GCP
5 1 (4.76%) Power Platform
Database & Business Intelligence
1 6 (28.57%) PostgreSQL
1 6 (28.57%) Relational Database
2 4 (19.05%) RDBMS
3 1 (4.76%) Power BI
Development Applications
1 6 (28.57%) Jenkins
1 6 (28.57%) JMeter
1 6 (28.57%) JUnit
1 6 (28.57%) Mockito
2 2 (9.52%) Eclipse
2 2 (9.52%) Eclipse RCP
2 2 (9.52%) Git
General
1 7 (33.33%) Manufacturing
1 7 (33.33%) Public Sector
1 7 (33.33%) Social Skills
2 4 (19.05%) Analytical Skills
3 3 (14.29%) Aerospace
4 1 (4.76%) Finance
4 1 (4.76%) Influencing Skills
4 1 (4.76%) Retail
4 1 (4.76%) Telecoms
Job Titles
1 6 (28.57%) Developer
2 5 (23.81%) Java Engineer
3 4 (19.05%) Support Engineer
4 3 (14.29%) Design Engineer
4 3 (14.29%) Electronics Design Engineer
4 3 (14.29%) Electronics Engineer
4 3 (14.29%) Quality Engineer
4 3 (14.29%) Systems Engineer
5 2 (9.52%) ERP Manager
5 2 (9.52%) ERP Project Manager
5 2 (9.52%) Full-Stack Developer
5 2 (9.52%) Full-Stack Java Developer
5 2 (9.52%) Java Developer
5 2 (9.52%) Project Manager
5 2 (9.52%) Senior
5 2 (9.52%) Senior Software Engineer
5 2 (9.52%) Software Engineer
5 2 (9.52%) Transformation Manager
5 2 (9.52%) Transformation Project Manager
6 1 (4.76%) Principal Engineer
Libraries, Frameworks & Software Standards
1 7 (33.33%) HTML
2 6 (28.57%) ActiveMQ
2 6 (28.57%) Apache Camel
2 6 (28.57%) Hibernate
2 6 (28.57%) jQuery
2 6 (28.57%) Spring
2 6 (28.57%) Spring Boot
2 6 (28.57%) WireMock
3 5 (23.81%) REST
4 4 (19.05%) JSON
4 4 (19.05%) Web Services
4 4 (19.05%) XML
5 2 (9.52%) .NET
5 2 (9.52%) AngularJS
5 2 (9.52%) JPA
5 2 (9.52%) Mustache
5 2 (9.52%) RESTful
6 1 (4.76%) CSS
6 1 (4.76%) OAuth
6 1 (4.76%) SOAP
Miscellaneous
1 4 (19.05%) Distributed Systems
2 3 (14.29%) Arduino
2 3 (14.29%) Product Ownership
2 3 (14.29%) Raspberry Pi
2 3 (14.29%) Self-Motivation
3 2 (9.52%) Cloud Native
3 2 (9.52%) FMCG
3 2 (9.52%) Life Science
3 2 (9.52%) Renewable Energy
4 1 (4.76%) CMDB
4 1 (4.76%) TM Forum
Operating Systems
1 3 (14.29%) Linux
Processes & Methodologies
1 9 (42.86%) CI/CD
1 9 (42.86%) Problem-Solving
2 7 (33.33%) Agile
2 7 (33.33%) Workflow
3 6 (28.57%) BDD
3 6 (28.57%) Microservices
3 6 (28.57%) TDD
4 5 (23.81%) Mentoring
4 5 (23.81%) Migration
4 5 (23.81%) Prototyping
5 4 (19.05%) Biometrics
5 4 (19.05%) Continuous Improvement
5 4 (19.05%) Decision-Making
5 4 (19.05%) Integration Testing
5 4 (19.05%) Process Management
5 4 (19.05%) SDLC
5 4 (19.05%) Test Automation
6 3 (14.29%) Data Migration
6 3 (14.29%) QMS
6 3 (14.29%) Rapid Prototyping
Programming Languages
1 9 (42.86%) JavaScript
2 7 (33.33%) Java
3 6 (28.57%) Python
3 6 (28.57%) Shell Script
4 5 (23.81%) C
5 3 (14.29%) Pascal
6 2 (9.52%) C#
6 2 (9.52%) C++
6 2 (9.52%) TypeScript
Qualifications
1 5 (23.81%) Degree
1 5 (23.81%) SC Cleared
1 5 (23.81%) Security Cleared
2 3 (14.29%) DV Cleared
3 2 (9.52%) Computer Science Degree
Quality Assurance & Compliance
1 4 (19.05%) GDPR
2 2 (9.52%) PMO
3 1 (4.76%) PERC
3 1 (4.76%) SLA
System Software
1 6 (28.57%) Docker
Systems Management
1 6 (28.57%) Kibana
1 6 (28.57%) Kubernetes
2 1 (4.76%) Single Sign-On
Vendors
1 6 (28.57%) Dynatrace
1 6 (28.57%) Splunk
2 3 (14.29%) Motorola
3 2 (9.52%) Google
3 2 (9.52%) Microsoft
4 1 (4.76%) ServiceNow