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 25 March 2026, comparing them to the same period in the previous two years.

6 months to
25 Mar 2026
Same period 2025 Same period 2024
Rank 292 354 512
Rank change year-on-year +62 +158 -78
Permanent jobs citing Legacy Systems 512 319 353
As % of all permanent jobs in the UK 0.67% 0.78% 0.40%
As % of the Miscellaneous category 2.19% 1.99% 1.11%
Number of salaries quoted 323 195 261
10th Percentile £45,000 £38,750 £36,250
25th Percentile £52,500 £41,000 £46,250
Median annual salary (50th Percentile) £65,000 £52,500 £60,000
Median % change year-on-year +23.81% -12.50% -20.00%
75th Percentile £80,625 £77,500 £82,500
90th Percentile £97,250 £105,000 £99,750
UK excluding London median annual salary £62,500 £49,104 £50,000
% change year-on-year +27.28% -1.79% -16.00%

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 23,373 16,024 31,784
As % of all permanent jobs advertised in the UK 30.38% 38.94% 36.36%
Number of salaries quoted 11,861 8,881 22,055
10th Percentile £29,000 £32,500 £28,500
25th Percentile £38,000 £44,956 £38,572
Median annual salary (50th Percentile) £57,500 £60,000 £55,000
Median % change year-on-year -4.17% +9.09% -15.38%
75th Percentile £78,800 £82,500 £75,000
90th Percentile £100,000 £112,500 £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 25 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 25 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 +54 456 £65,000 +23.81% 199
UK excluding London +33 319 £62,500 +27.28% 144
Work from Home +68 172 £63,076 +20.14% 97
London +13 133 £75,000 +20.00% 77
South West +29 92 £60,850 -35.70% 27
North of England -14 77 £63,076 +48.41% 33
Midlands -47 64 £59,223 +31.61% 26
South East -21 44 £66,250 +26.19% 35
West Midlands -26 42 £58,446 +29.88% 18
Yorkshire -20 26 £62,500 +2.04% 6
North West -30 26 £63,076 +48.41% 17
North East -3 25 £63,076 +113.82% 11
East Midlands -30 22 £67,500 +50.00% 8
Wales -6 21 £53,850 +26.71% 3
East of England -1 18 £60,100 -6.09% 15
Scotland -24 2 £46,750 -5.88% 5
Northern Ireland -32 2 - - 3
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 (14.45%) Microsoft Exchange
2 13 (2.54%) Confluence
2 13 (2.54%) SharePoint
3 12 (2.34%) Appian
4 11 (2.15%) Apache Airflow
5 10 (1.95%) Apache
6 8 (1.56%) IIS
7 3 (0.59%) ColdFusion
7 3 (0.59%) JBoss
7 3 (0.59%) SAS
8 2 (0.39%) Apache Spark
8 2 (0.39%) CMS
9 1 (0.20%) Adobe Experience Manager
9 1 (0.20%) Apache Synapse
9 1 (0.20%) Jupyter
Applications
1 9 (1.76%) Microsoft Excel
2 8 (1.56%) MS Visio
3 4 (0.78%) Microsoft Office
4 1 (0.20%) Adobe XD
4 1 (0.20%) Microsoft Project
4 1 (0.20%) Oracle Smart View
4 1 (0.20%) Spreadsheet
Business Applications
1 12 (2.34%) Dynamics CRM
2 9 (1.76%) SAP S/4HANA
3 7 (1.37%) Oracle Applications
4 5 (0.98%) SAP FSCM
5 4 (0.78%) 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 (0.39%) Aladdin
7 2 (0.39%) 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
1 222 (43.36%) Azure
2 91 (17.77%) Microsoft 365
3 67 (13.09%) AWS
4 60 (11.72%) Power Platform
5 29 (5.66%) Azure DevOps
6 27 (5.27%) GCP
7 26 (5.08%) PowerApps
8 23 (4.49%) SaaS
9 20 (3.91%) GitHub
10 19 (3.71%) Azure Data Factory
11 18 (3.52%) Power Automate
12 17 (3.32%) Dynamics 365
13 14 (2.73%) PaaS
14 13 (2.54%) Azure Service Bus
14 13 (2.54%) Entra ID
15 12 (2.34%) Anthropic Claude
15 12 (2.34%) Azure AI
16 11 (2.15%) Amazon CloudWatch
17 10 (1.95%) Azure Synapse Analytics
17 10 (1.95%) Stripe
Communications & Networking
1 75 (14.65%) DHCP
1 75 (14.65%) DNS
2 9 (1.76%) Firewall
3 7 (1.37%) WAN
4 4 (0.78%) TCP/IP
4 4 (0.78%) VPN
5 3 (0.59%) Network Security
5 3 (0.59%) PuTTY
5 3 (0.59%) SD-WAN
6 2 (0.39%) DMZ
6 2 (0.39%) Extranet
6 2 (0.39%) Internet
6 2 (0.39%) Intranet
6 2 (0.39%) Modbus
7 1 (0.20%) BGP
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 79 (15.43%) SQL Server
2 73 (14.26%) Amazon RDS
3 34 (6.64%) Power BI
4 24 (4.69%) SQL Server Integration Services
5 16 (3.13%) MySQL
6 15 (2.93%) PostgreSQL
7 13 (2.54%) Data Warehouse
8 12 (2.34%) NoSQL
8 12 (2.34%) Pinecone
9 11 (2.15%) Relational Database
10 10 (1.95%) SQL Server Reporting Services
11 8 (1.56%) Metadata
12 7 (1.37%) Azure SQL Database
12 7 (1.37%) BigQuery
12 7 (1.37%) Oracle Database
13 6 (1.17%) Data Lake
14 4 (0.78%) Amazon Redshift
14 4 (0.78%) Geospatial Data
14 4 (0.78%) SAP HANA
14 4 (0.78%) Tableau
Development Applications
1 31 (6.05%) Git
2 17 (3.32%) Jenkins
3 15 (2.93%) GitLab
3 15 (2.93%) JIRA
4 12 (2.34%) MLflow
5 10 (1.95%) JUnit
5 10 (1.95%) Octopus Deploy
5 10 (1.95%) TeamCity
6 8 (1.56%) Cucumber
6 8 (1.56%) Selenium
7 5 (0.98%) Maven
8 3 (0.59%) SonarQube
8 3 (0.59%) Sonatype Nexus
8 3 (0.59%) Storybook
8 3 (0.59%) Visual Studio
9 2 (0.39%) SQL Server Management Studio (SSMS)
9 2 (0.39%) Synon
9 2 (0.39%) Visual Studio Code
10 1 (0.20%) Bitbucket
10 1 (0.20%) Team Foundation Server
General
1 206 (40.23%) Social Skills
2 127 (24.80%) Finance
3 121 (23.63%) Analytical Skills
4 46 (8.98%) Public Sector
5 25 (4.88%) Inclusion and Diversity
6 21 (4.10%) Retail
7 18 (3.52%) Banking
7 18 (3.52%) Law
8 17 (3.32%) Manufacturing
9 15 (2.93%) Legal
10 12 (2.34%) Influencing Skills
11 6 (1.17%) Investment Banking
12 5 (0.98%) Aerospace
13 4 (0.78%) Billing
13 4 (0.78%) Documentation Skills
13 4 (0.78%) Financial Institution
13 4 (0.78%) Pharmaceutical
14 3 (0.59%) Health Technology
14 3 (0.59%) Marketing
14 3 (0.59%) Organisational Skills
Job Titles
1 105 (20.51%) Developer
2 99 (19.34%) Senior
3 72 (14.06%) Systems Engineer
4 71 (13.87%) Architect
5 34 (6.64%) Analyst
6 31 (6.05%) Lead
7 30 (5.86%) Project Manager
8 28 (5.47%) Senior Manager
9 26 (5.08%) Software Engineer
10 25 (4.88%) Senior Developer
11 24 (4.69%) Business Analyst
12 23 (4.49%) Enterprise Architect
12 23 (4.49%) Software Developer
13 19 (3.71%) Senior Project Manager
14 18 (3.52%) DevOps Engineer
15 17 (3.32%) Consultant
15 17 (3.32%) Digital Project Manager
15 17 (3.32%) Senior Digital Project Manager
16 16 (3.13%) Data Engineer
17 15 (2.93%) Automation Engineer
Libraries, Frameworks & Software Standards
1 56 (10.94%) .NET
2 37 (7.23%) React
3 36 (7.03%) RESTful
4 33 (6.45%) REST
5 23 (4.49%) CSS
6 22 (4.30%) Web Services
7 21 (4.10%) Flask
8 20 (3.91%) Django
8 20 (3.91%) Pandas
8 20 (3.91%) pytest
8 20 (3.91%) Spring
9 19 (3.71%) HTML
10 18 (3.52%) Node.js
10 18 (3.52%) Spring Boot
11 16 (3.13%) Kafka
12 15 (2.93%) OAuth
12 15 (2.93%) OpenAPI
13 14 (2.73%) FastAPI
13 14 (2.73%) Swagger
14 13 (2.54%) .NET Framework
Miscellaneous
1 60 (11.72%) Cloud Native
2 29 (5.66%) Hybrid Cloud
3 28 (5.47%) Low-Code
4 27 (5.27%) Legacy Applications
5 16 (3.13%) Management Information System
6 14 (2.73%) Data Structures
6 14 (2.73%) Enterprise Software
7 12 (2.34%) Product Ownership
8 11 (2.15%) Virtual Team
9 9 (1.76%) Distributed Architecture
10 8 (1.56%) Analytical Mindset
11 7 (1.37%) Greenfield Project
12 6 (1.17%) Data Centre
12 6 (1.17%) Driving Licence
12 6 (1.17%) Fixed Income
12 6 (1.17%) NHS
13 5 (0.98%) Data Protection Act
13 5 (0.98%) Public Cloud
14 4 (0.78%) Onboarding
14 4 (0.78%) Self-Motivation
Operating Systems
1 92 (17.97%) Linux
2 85 (16.60%) Windows
3 76 (14.84%) Windows Server
4 74 (14.45%) 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 (0.39%) Windows 10
6 2 (0.39%) zOS
Processes & Methodologies
1 228 (44.53%) Migration
2 159 (31.05%) Problem-Solving
3 101 (19.73%) CI/CD
4 99 (19.34%) Agile
5 98 (19.14%) DevOps
6 87 (16.99%) Continuous Improvement
7 80 (15.63%) Customer Experience
8 77 (15.04%) Customer Service
9 76 (14.84%) Kalman Filter
10 74 (14.45%) Mentoring
11 72 (14.06%) Email Filtering
11 72 (14.06%) Vulnerability Remediation
11 72 (14.06%) Vulnerability Scanning
11 72 (14.06%) Web Filtering
12 67 (13.09%) Roadmaps
13 59 (11.52%) AI
14 55 (10.74%) Business Intelligence
15 51 (9.96%) Software Engineering
16 49 (9.57%) Data Modelling
17 47 (9.18%) Stakeholder Management
Programming Languages
1 88 (17.19%) SQL
2 64 (12.50%) Python
3 47 (9.18%) C#
3 47 (9.18%) JavaScript
4 34 (6.64%) Java
5 27 (5.27%) PowerShell
6 25 (4.88%) PHP
7 20 (3.91%) TypeScript
8 17 (3.32%) Delphi
9 14 (2.73%) VBA
10 10 (1.95%) Pascal
11 8 (1.56%) Bash
11 8 (1.56%) T-SQL
12 4 (0.78%) Bicep
12 4 (0.78%) PL/SQL
13 3 (0.59%) C
13 3 (0.59%) C++
13 3 (0.59%) Go
13 3 (0.59%) Scala
13 3 (0.59%) VB.NET
Qualifications
1 106 (20.70%) Security Cleared
2 99 (19.34%) SC Cleared
3 31 (6.05%) Degree
4 17 (3.32%) Computer Science Degree
5 6 (1.17%) DV Cleared
6 5 (0.98%) Azure Certification
7 4 (0.78%) Microsoft Certification
8 3 (0.59%) CTC Cleared
8 3 (0.59%) HND
9 2 (0.39%) Master's Degree
9 2 (0.39%) PhD
9 2 (0.39%) PMI Certification
9 2 (0.39%) 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%) CRISC
10 1 (0.20%) TOGAF Certification
Quality Assurance & Compliance
1 76 (14.84%) PCI DSS
2 73 (14.26%) Cyber Essentials
3 43 (8.40%) Data Quality
4 13 (2.54%) QA
5 12 (2.34%) Accessibility
6 9 (1.76%) GDPR
7 8 (1.56%) ISO/IEC 27001
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%) Cyber Essentials PLUS
9 1 (0.20%) GxP
9 1 (0.20%) ISO 9001
System Software
1 80 (15.63%) Active Directory
2 75 (14.65%) Hyper-V
3 72 (14.06%) Terminal Server
4 54 (10.55%) Docker
5 5 (0.98%) VMware Infrastructure
6 2 (0.39%) Firmware
6 2 (0.39%) Time Sharing Option
7 1 (0.20%) Apache Flume
7 1 (0.20%) VMware ESXi
7 1 (0.20%) VMware Server
7 1 (0.20%) vSphere
Systems Management
1 55 (10.74%) Kubernetes
2 37 (7.23%) Terraform
3 12 (2.34%) Grafana
4 6 (1.17%) Microsoft Intune
5 4 (0.78%) Ansible
6 3 (0.59%) Prometheus
7 2 (0.39%) Plesk
8 1 (0.20%) CSIRT
8 1 (0.20%) Jamf Pro
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
1 172 (33.59%) Microsoft
2 81 (15.82%) VMware
3 77 (15.04%) Splunk
4 74 (14.45%) Veeam
5 73 (14.26%) SolarWinds
6 72 (14.06%) Brocade
6 72 (14.06%) Nimble Storage
6 72 (14.06%) Tanium
7 37 (7.23%) Oracle
8 20 (3.91%) SAP
9 14 (2.73%) OpenAI
10 12 (2.34%) Automation Anywhere
10 12 (2.34%) UiPath
11 11 (2.15%) HubSpot
12 9 (1.76%) Sage
13 7 (1.37%) Databricks
14 6 (1.17%) Google
14 6 (1.17%) ServiceNow
15 5 (0.98%) Cisco
15 5 (0.98%) MuleSoft