Legacy Systems Job Trends

Legacy System
UK

The table below looks at the prevalence of the term Legacy Systems in permanent job vacancies. Included is a benchmarking guide to the salaries offered in vacancies that cited Legacy Systems over the 6 months leading up to 31 March 2026, comparing them to the same period in the previous two years.

6 months to
31 Mar 2026
Same period 2025 Same period 2024
Rank 300 336 527
Rank change year-on-year +36 +191 -64
Permanent jobs citing Legacy Systems 505 320 351
As % of all permanent jobs in the UK 0.64% 0.78% 0.39%
As % of the Miscellaneous category 2.13% 2.02% 1.08%
Number of salaries quoted 322 193 258
10th Percentile £42,750 £38,750 £36,250
25th Percentile £52,500 £41,250 £46,563
Median annual salary (50th Percentile) £65,000 £52,500 £60,366
Median % change year-on-year +23.81% -13.03% -19.51%
75th Percentile £80,250 £77,500 £82,500
90th Percentile £98,625 £105,000 £99,825
UK excluding London median annual salary £61,300 £50,000 £52,500
% change year-on-year +22.60% -4.76% -11.80%

All Generic Skills
UK

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.

Permanent vacancies with a requirement for generic IT skills 23,666 15,857 32,582
As % of all permanent jobs advertised in the UK 29.96% 38.73% 36.40%
Number of salaries quoted 12,088 8,896 22,336
10th Percentile £29,000 £32,250 £28,250
25th Percentile £38,442 £44,188 £38,500
Median annual salary (50th Percentile) £57,500 £60,000 £55,000
Median % change year-on-year -4.17% +9.09% -15.38%
75th Percentile £79,500 £82,500 £75,000
90th Percentile £100,000 £113,979 £97,500
UK excluding London median annual salary £50,000 £55,000 £50,000
% change year-on-year -9.09% +10.00% -9.09%

Legacy Systems
Job Vacancy Trend

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

Legacy Systems job vacancy trend in the UK

Legacy Systems
Salary Trend

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

Salary distribution trend for jobs in the UK citing Legacy Systems

Legacy Systems
Salary Histogram

Salary distribution for jobs citing Legacy Systems over the 6 months to 31 March 2026.

Salary histogram for Legacy Systems in the UK

Legacy Systems
Top 18 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Legacy Systems within the UK over the 6 months to 31 March 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 +52 449 £65,000 +21.50% 204
UK excluding London +34 320 £61,300 +22.60% 152
Work from Home +63 170 £63,076 +20.14% 99
London -5 125 £73,750 +18.00% 75
South West +26 90 £62,500 -32.30% 32
North of England -16 77 £63,076 +40.17% 34
Midlands -34 68 £57,500 +27.78% 26
West Midlands -29 45 £56,350 +25.22% 18
South East -22 44 £66,250 +26.19% 33
Yorkshire -23 28 £62,500 -3.85% 6
North East +4 26 £63,076 +113.82% 11
North West -23 23 £63,076 +48.41% 18
East Midlands -31 23 £67,500 +22.73% 8
Wales -12 20 £55,200 +29.88% 3
East of England -13 18 £55,050 -24.59% 18
Northern Ireland -34 2 - - 3
Scotland -34 2 £46,750 -5.88% 5
Channel Islands - 1 £90,000 -

Legacy Systems
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 74 (14.65%) Microsoft Exchange
2 13 (2.57%) Confluence
2 13 (2.57%) SharePoint
3 12 (2.38%) Appian
4 11 (2.18%) Apache
4 11 (2.18%) Apache Airflow
5 8 (1.58%) IIS
6 3 (0.59%) Apache Spark
7 2 (0.40%) CMS
7 2 (0.40%) ColdFusion
7 2 (0.40%) JBoss
7 2 (0.40%) SAS
8 1 (0.20%) Adobe Experience Manager
8 1 (0.20%) Apache Synapse
8 1 (0.20%) CICS
8 1 (0.20%) Jupyter
Applications
1 9 (1.78%) Microsoft Excel
2 8 (1.58%) MS Visio
3 3 (0.59%) Microsoft Office
4 2 (0.40%) Adobe XD
5 1 (0.20%) Microsoft Project
5 1 (0.20%) Oracle Smart View
5 1 (0.20%) Sketch
5 1 (0.20%) Spreadsheet
Business Applications
1 12 (2.38%) Dynamics CRM
2 9 (1.78%) SAP S/4HANA
3 7 (1.39%) Oracle Applications
4 5 (0.99%) SAP FSCM
5 4 (0.79%) Dynamics GP
6 3 (0.59%) NetSuite
6 3 (0.59%) SAP CO
6 3 (0.59%) SAP FI
6 3 (0.59%) SAP FI/CO
7 2 (0.40%) Aladdin
7 2 (0.40%) Dynamics NAV
8 1 (0.20%) Oracle Procure-to-Pay
8 1 (0.20%) Primavera
8 1 (0.20%) Sage 50
8 1 (0.20%) SAP MDG
Cloud Services
1 221 (43.76%) Azure
2 92 (18.22%) Microsoft 365
3 68 (13.47%) AWS
4 59 (11.68%) Power Platform
5 28 (5.54%) Azure DevOps
5 28 (5.54%) GCP
6 26 (5.15%) PowerApps
7 22 (4.36%) SaaS
8 19 (3.76%) Azure Data Factory
8 19 (3.76%) GitHub
9 18 (3.56%) Power Automate
10 17 (3.37%) Dynamics 365
11 13 (2.57%) Azure Service Bus
11 13 (2.57%) PaaS
12 12 (2.38%) Anthropic Claude
12 12 (2.38%) Azure AI
13 11 (2.18%) Amazon CloudWatch
13 11 (2.18%) Entra ID
14 10 (1.98%) Azure Synapse Analytics
14 10 (1.98%) Stripe
Communications & Networking
1 75 (14.85%) DHCP
1 75 (14.85%) DNS
2 8 (1.58%) Firewall
3 6 (1.19%) WAN
4 4 (0.79%) TCP/IP
5 3 (0.59%) Network Security
5 3 (0.59%) PuTTY
5 3 (0.59%) VPN
6 2 (0.40%) DMZ
6 2 (0.40%) Extranet
6 2 (0.40%) Internet
6 2 (0.40%) Intranet
6 2 (0.40%) Modbus
6 2 (0.40%) SD-WAN
7 1 (0.20%) HTTPS
7 1 (0.20%) LAN
7 1 (0.20%) SSL
7 1 (0.20%) Wi-Fi
Database & Business Intelligence
1 73 (14.46%) Amazon RDS
2 70 (13.86%) SQL Server
3 33 (6.53%) Power BI
4 23 (4.55%) SQL Server Integration Services
5 14 (2.77%) PostgreSQL
6 12 (2.38%) Pinecone
7 10 (1.98%) Data Warehouse
7 10 (1.98%) MySQL
7 10 (1.98%) NoSQL
7 10 (1.98%) SQL Server Reporting Services
8 9 (1.78%) Relational Database
9 8 (1.58%) Azure SQL Database
10 7 (1.39%) BigQuery
10 7 (1.39%) Metadata
11 6 (1.19%) Data Lake
11 6 (1.19%) Oracle Database
11 6 (1.19%) Tableau
12 4 (0.79%) DB2
12 4 (0.79%) SAP HANA
13 3 (0.59%) SQL Server Analysis Services
Development Applications
1 31 (6.14%) Git
2 17 (3.37%) Jenkins
3 15 (2.97%) GitLab
3 15 (2.97%) JIRA
4 12 (2.38%) MLflow
5 10 (1.98%) JUnit
6 9 (1.78%) Octopus Deploy
6 9 (1.78%) Selenium
6 9 (1.78%) TeamCity
7 8 (1.58%) Cucumber
8 5 (0.99%) Maven
9 3 (0.59%) SonarQube
9 3 (0.59%) Sonatype Nexus
9 3 (0.59%) Storybook
9 3 (0.59%) Visual Studio
10 2 (0.40%) SQL Server Management Studio (SSMS)
10 2 (0.40%) Synon
10 2 (0.40%) Visual Studio Code
11 1 (0.20%) Bitbucket
11 1 (0.20%) Team Foundation Server
General
1 203 (40.20%) Social Skills
2 126 (24.95%) Finance
3 119 (23.56%) Analytical Skills
4 45 (8.91%) Public Sector
5 26 (5.15%) Inclusion and Diversity
6 21 (4.16%) Retail
7 19 (3.76%) Law
7 19 (3.76%) Manufacturing
8 17 (3.37%) Banking
9 15 (2.97%) Legal
10 12 (2.38%) Influencing Skills
11 7 (1.39%) Aerospace
12 5 (0.99%) Financial Institution
12 5 (0.99%) Investment Banking
13 4 (0.79%) Billing
13 4 (0.79%) Documentation Skills
13 4 (0.79%) Pharmaceutical
14 3 (0.59%) Health Technology
14 3 (0.59%) Marketing
14 3 (0.59%) Organisational Skills
Job Titles
1 104 (20.59%) Developer
2 99 (19.60%) Senior
3 72 (14.26%) Systems Engineer
4 70 (13.86%) Architect
5 36 (7.13%) Analyst
6 32 (6.34%) Lead
7 31 (6.14%) Project Manager
8 28 (5.54%) Senior Manager
9 27 (5.35%) Software Engineer
10 25 (4.95%) Business Analyst
11 23 (4.55%) Enterprise Architect
11 23 (4.55%) Senior Developer
11 23 (4.55%) Software Developer
12 19 (3.76%) Senior Project Manager
13 17 (3.37%) DevOps Engineer
13 17 (3.37%) Digital Project Manager
13 17 (3.37%) Senior Digital Project Manager
13 17 (3.37%) Solutions Architect
14 16 (3.17%) Data Engineer
15 15 (2.97%) Automation Engineer
Libraries, Frameworks & Software Standards
1 56 (11.09%) .NET
2 37 (7.33%) React
3 35 (6.93%) RESTful
4 32 (6.34%) REST
5 22 (4.36%) CSS
5 22 (4.36%) Web Services
6 21 (4.16%) Flask
7 20 (3.96%) Django
7 20 (3.96%) Pandas
7 20 (3.96%) pytest
8 19 (3.76%) Spring
9 18 (3.56%) HTML
9 18 (3.56%) Node.js
10 17 (3.37%) Spring Boot
11 16 (3.17%) Kafka
12 15 (2.97%) OAuth
13 14 (2.77%) FastAPI
13 14 (2.77%) OpenAPI
13 14 (2.77%) Swagger
14 13 (2.57%) AngularJS
Miscellaneous
1 58 (11.49%) Cloud Native
2 28 (5.54%) Hybrid Cloud
2 28 (5.54%) Legacy Applications
2 28 (5.54%) Low-Code
3 15 (2.97%) Enterprise Software
4 14 (2.77%) Management Information System
5 12 (2.38%) Data Structures
5 12 (2.38%) Product Ownership
6 10 (1.98%) Virtual Team
7 9 (1.78%) Distributed Architecture
8 8 (1.58%) Analytical Mindset
9 7 (1.39%) Greenfield Project
9 7 (1.39%) NHS
10 6 (1.19%) Data Centre
10 6 (1.19%) Driving Licence
10 6 (1.19%) Fixed Income
11 5 (0.99%) Data Protection Act
11 5 (0.99%) Mainframe
11 5 (0.99%) Public Cloud
12 4 (0.79%) Derivative
Operating Systems
1 92 (18.22%) Linux
2 85 (16.83%) Windows
3 76 (15.05%) Windows Server
4 74 (14.65%) Windows Server 2016
5 3 (0.59%) CentOS
5 3 (0.59%) Red Hat Enterprise Linux
5 3 (0.59%) Ubuntu
5 3 (0.59%) VMS
6 2 (0.40%) Windows 10
6 2 (0.40%) zOS
7 1 (0.20%) Android
7 1 (0.20%) Apple iOS
Processes & Methodologies
1 228 (45.15%) Migration
2 153 (30.30%) Problem-Solving
3 98 (19.41%) Agile
3 98 (19.41%) CI/CD
3 98 (19.41%) DevOps
4 85 (16.83%) Continuous Improvement
5 80 (15.84%) Customer Experience
6 76 (15.05%) Customer Service
6 76 (15.05%) Kalman Filter
7 72 (14.26%) Email Filtering
7 72 (14.26%) Vulnerability Remediation
7 72 (14.26%) Vulnerability Scanning
7 72 (14.26%) Web Filtering
8 71 (14.06%) Mentoring
9 67 (13.27%) Roadmaps
10 57 (11.29%) AI
11 55 (10.89%) Business Intelligence
12 50 (9.90%) Software Engineering
13 49 (9.70%) Microservices
13 49 (9.70%) Stakeholder Management
Programming Languages
1 86 (17.03%) SQL
2 63 (12.48%) Python
3 47 (9.31%) C#
3 47 (9.31%) JavaScript
4 34 (6.73%) Java
5 25 (4.95%) PHP
5 25 (4.95%) PowerShell
6 19 (3.76%) TypeScript
7 14 (2.77%) VBA
8 11 (2.18%) Delphi
9 8 (1.58%) Bash
9 8 (1.58%) T-SQL
10 4 (0.79%) Bicep
10 4 (0.79%) C++
10 4 (0.79%) Pascal
11 3 (0.59%) C
11 3 (0.59%) COBOL
11 3 (0.59%) Go
11 3 (0.59%) PL/SQL
11 3 (0.59%) VB.NET
Qualifications
1 108 (21.39%) Security Cleared
2 101 (20.00%) SC Cleared
3 29 (5.74%) Degree
4 17 (3.37%) Computer Science Degree
5 6 (1.19%) DV Cleared
6 5 (0.99%) Azure Certification
7 4 (0.79%) Microsoft Certification
8 3 (0.59%) CTC Cleared
8 3 (0.59%) HND
9 2 (0.40%) AWS Certification
9 2 (0.40%) Master's Degree
9 2 (0.40%) PhD
9 2 (0.40%) PMI Certification
9 2 (0.40%) PMP
10 1 (0.20%) ACCA
10 1 (0.20%) AWS Certified Solutions Architect
10 1 (0.20%) CIMA
10 1 (0.20%) CISM
10 1 (0.20%) CISSP
10 1 (0.20%) TOGAF Certification
Quality Assurance & Compliance
1 76 (15.05%) PCI DSS
2 72 (14.26%) Cyber Essentials
3 43 (8.51%) Data Quality
4 13 (2.57%) Accessibility
5 9 (1.78%) GDPR
6 8 (1.58%) ISO/IEC 27001
7 7 (1.39%) QA
8 3 (0.59%) COBIT
8 3 (0.59%) ISO 20022
8 3 (0.59%) NIST
8 3 (0.59%) PMO
8 3 (0.59%) SLA
9 1 (0.20%) Actionable Recommendations
9 1 (0.20%) GxP
9 1 (0.20%) ISO 9001
System Software
1 78 (15.45%) Active Directory
2 75 (14.85%) Hyper-V
3 72 (14.26%) Terminal Server
4 54 (10.69%) Docker
5 4 (0.79%) VMware Infrastructure
6 3 (0.59%) Firmware
7 2 (0.40%) Time Sharing Option
8 1 (0.20%) Apache Flume
8 1 (0.20%) VMware ESXi
8 1 (0.20%) VMware Server
8 1 (0.20%) vSphere
Systems Management
1 54 (10.69%) Kubernetes
2 36 (7.13%) Terraform
3 12 (2.38%) Grafana
4 5 (0.99%) Microsoft Intune
5 4 (0.79%) Ansible
6 3 (0.59%) Prometheus
7 2 (0.40%) Plesk
8 1 (0.20%) CSIRT
8 1 (0.20%) Kibana
8 1 (0.20%) NetBackup
8 1 (0.20%) Single Sign-On
8 1 (0.20%) vCenter Server
8 1 (0.20%) ZABBIX
Vendors
1 171 (33.86%) Microsoft
2 81 (16.04%) VMware
3 78 (15.45%) Splunk
4 74 (14.65%) Veeam
5 73 (14.46%) SolarWinds
6 72 (14.26%) Brocade
6 72 (14.26%) Nimble Storage
6 72 (14.26%) Tanium
7 31 (6.14%) Oracle
8 22 (4.36%) SAP
9 14 (2.77%) OpenAI
10 12 (2.38%) Automation Anywhere
10 12 (2.38%) UiPath
11 11 (2.18%) HubSpot
12 9 (1.78%) Sage
13 8 (1.58%) Databricks
13 8 (1.58%) Google
14 6 (1.19%) ServiceNow
15 5 (0.99%) IBM
15 5 (0.99%) MuleSoft