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 4 October 2026, comparing them to the same period in the previous two years.

6 months to
4 Oct 2026
Same period 2025 Same period 2024
Rank 317 284 472
Rank change year-on-year -33 +188 -69
Permanent jobs citing Legacy Systems 676 517 332
As % of all permanent jobs in the UK 0.57% 1.04% 0.45%
As % of the Miscellaneous category 2.15% 2.54% 1.40%
Number of salaries quoted 425 288 199
10th Percentile £45,000 £45,000 £39,250
25th Percentile £51,250 £52,500 £42,500
Median annual salary (50th Percentile) £68,500 £65,000 £55,000
Median % change year-on-year +5.38% +18.18% -15.38%
75th Percentile £86,250 £80,000 £82,500
90th Percentile £95,000 £95,000 £125,500
UK excluding London median annual salary £62,500 £64,350 £50,000
% change year-on-year -2.87% +28.70% -16.67%

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 31,447 20,383 23,765
As % of all permanent jobs advertised in the UK 26.60% 40.97% 32.03%
Number of salaries quoted 19,375 10,260 12,017
10th Percentile £31,000 £28,325 £32,000
25th Percentile £40,750 £36,250 £45,000
Median annual salary (50th Percentile) £56,000 £55,000 £60,000
Median % change year-on-year +1.82% -8.33% -4.00%
75th Percentile £80,000 £77,500 £82,750
90th Percentile £100,000 £102,500 £110,000
UK excluding London median annual salary £52,000 £45,000 £52,500
% change year-on-year +15.56% -14.29% -4.55%

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 4 October 2026.

Salary histogram for Legacy Systems in the UK

Legacy Systems
Top 16 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 4 October 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 -35 617 £68,500 +2.62% 720
UK excluding London -15 461 £62,500 -2.87% 569
Work from Home +25 192 £62,500 -2.87% 505
London -69 185 £82,500 +10.00% 321
South West -7 141 £55,000 -18.12% 49
North of England -1 110 £69,305 -4.41% 127
South East -46 68 £62,500 +4.17% 103
Midlands -49 66 £61,250 -5.77% 85
West Midlands -48 44 £61,250 -5.77% 54
Yorkshire -11 43 £80,000 +23.08% 49
North West -15 41 £69,305 -4.41% 47
East of England -9 36 £50,000 -20.00% 37
Wales -58 35 £72,500 +31.82% 50
North East -36 26 £52,500 -27.59% 31
East Midlands -41 22 £61,250 +16.67% 31
Scotland -8 5 £23,500 -55.24% 93

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 83 (12.28%) Microsoft Exchange
2 28 (4.14%) Confluence
3 16 (2.37%) SharePoint Server
4 13 (1.92%) Anypoint
4 13 (1.92%) Mule
5 7 (1.04%) SharePoint
6 5 (0.74%) Apache
6 5 (0.74%) Apache Airflow
7 4 (0.59%) WordPress
8 3 (0.44%) IIS
9 2 (0.30%) Apache Spark
9 2 (0.30%) CMS
9 2 (0.30%) Jupyter
10 1 (0.15%) JBoss
10 1 (0.15%) nginx
10 1 (0.15%) NServiceBus
10 1 (0.15%) WebLogic
Applications
1 14 (2.07%) MS Visio
2 12 (1.78%) Microsoft Office
3 10 (1.48%) Microsoft Excel
4 8 (1.18%) Spreadsheet
5 7 (1.04%) Microsoft Project
6 4 (0.59%) EPLAN
7 2 (0.30%) Microsoft PowerPoint
8 1 (0.15%) Simulink
8 1 (0.15%) Trello
Business Applications
1 19 (2.81%) SAP S/4HANA
2 6 (0.89%) Dynamics CRM
2 6 (0.89%) SAP MDG
3 5 (0.74%) Infor CloudSuite
3 5 (0.74%) Unit4 Business World
4 4 (0.59%) Misys Midas
4 4 (0.59%) SAP MDG-BP
4 4 (0.59%) Workday HCM
5 3 (0.44%) NetSuite
6 1 (0.15%) Dynamics AX
6 1 (0.15%) Dynamics GP
6 1 (0.15%) Misys Equation
6 1 (0.15%) Oracle Payables
6 1 (0.15%) Oracle Receivables
6 1 (0.15%) Sage 200
6 1 (0.15%) Sage 50
6 1 (0.15%) SAP HCM
6 1 (0.15%) SAP MDG-F
6 1 (0.15%) Visualfiles
Cloud Services
1 247 (36.54%) Azure
2 133 (19.67%) AWS
3 87 (12.87%) Microsoft 365
4 64 (9.47%) Azure DevOps
5 41 (6.07%) Serverless
6 39 (5.77%) Power Platform
7 29 (4.29%) SaaS
8 27 (3.99%) GitHub
9 26 (3.85%) AWS CloudFormation
10 24 (3.55%) GCP
11 22 (3.25%) Azure Cosmos DB
11 22 (3.25%) Dynamics 365
12 19 (2.81%) AWS Lambda
12 19 (2.81%) Cloud Computing
13 17 (2.51%) GitHub Actions
14 14 (2.07%) Azure Data Factory
15 13 (1.92%) Entra ID
15 13 (1.92%) Lucidchart
16 11 (1.63%) Amazon SQS
17 10 (1.48%) PaaS
Communications & Networking
1 89 (13.17%) DNS
2 82 (12.13%) DHCP
3 15 (2.22%) SSL
4 12 (1.78%) Firewall
5 11 (1.63%) Network Security
6 8 (1.18%) VPN
7 7 (1.04%) WAN
8 6 (0.89%) Ethernet
8 6 (0.89%) HTTP
8 6 (0.89%) Wi-Fi
9 5 (0.74%) LAN
9 5 (0.74%) SAN
9 5 (0.74%) TCP/IP
10 3 (0.44%) NAS
10 3 (0.44%) Profibus
10 3 (0.44%) Wireless
11 2 (0.30%) NetScaler
11 2 (0.30%) SD-WAN
11 2 (0.30%) VoIP
12 1 (0.15%) PBX
Database & Business Intelligence
1 75 (11.09%) Amazon RDS
2 52 (7.69%) SQL Server
3 33 (4.88%) Power BI
4 31 (4.59%) PostgreSQL
5 25 (3.70%) Data Warehouse
6 19 (2.81%) Azure SQL Database
7 15 (2.22%) Db2
7 15 (2.22%) DynamoDB
8 14 (2.07%) Relational Database
9 13 (1.92%) Metadata
9 13 (1.92%) NoSQL
9 13 (1.92%) Star Schema
10 12 (1.78%) MongoDB
11 11 (1.63%) MySQL
11 11 (1.63%) Snowflake Schema
12 10 (1.48%) DTS
13 9 (1.33%) Amazon QuickSight
13 9 (1.33%) Redis
14 7 (1.04%) Data Lake
15 5 (0.74%) Geospatial Data
Development Applications
1 48 (7.10%) Git
2 38 (5.62%) JIRA
3 19 (2.81%) Jenkins
4 16 (2.37%) JUnit
5 15 (2.22%) Selenium
6 12 (1.78%) Cypress.io
6 12 (1.78%) NUnit
7 9 (1.33%) GitLab
8 8 (1.18%) JMeter
9 7 (1.04%) Mockito
10 6 (0.89%) Mocha
10 6 (0.89%) Postman
11 5 (0.74%) Jasmine
11 5 (0.74%) MSI
11 5 (0.74%) Visual Studio
12 3 (0.44%) Eclipse
12 3 (0.44%) Eclipse RCP
12 3 (0.44%) Rational DOORS
12 3 (0.44%) SonarQube
12 3 (0.44%) Zephyr
General
1 197 (29.14%) Social Skills
2 147 (21.75%) Analytical Skills
3 131 (19.38%) Finance
4 76 (11.24%) Public Sector
5 43 (6.36%) Manufacturing
6 38 (5.62%) Aerospace
7 32 (4.73%) Inclusion and Diversity
8 27 (3.99%) Law
8 27 (3.99%) Retail
9 22 (3.25%) Influencing Skills
10 17 (2.51%) Military
11 14 (2.07%) Presentation Skills
12 13 (1.92%) Documentation Skills
13 12 (1.78%) Aviation
14 11 (1.63%) Banking
14 11 (1.63%) Electronics
14 11 (1.63%) Marketing
15 10 (1.48%) Legal
16 9 (1.33%) Automotive
16 9 (1.33%) Telecoms
Job Titles
1 141 (20.86%) Senior
2 106 (15.68%) Developer
3 104 (15.38%) Architect
4 100 (14.79%) Software Engineer
5 81 (11.98%) Systems Engineer
6 69 (10.21%) Lead
7 54 (7.99%) Senior Software Engineer
8 51 (7.54%) Solutions Architect
9 46 (6.80%) Consultant
10 26 (3.85%) Analyst
11 23 (3.40%) Senior Developer
12 19 (2.81%) Migration Consultant
13 18 (2.66%) Azure Engineer
13 18 (2.66%) Software Developer
14 16 (2.37%) Senior Architect
15 15 (2.22%) .NET Developer
15 15 (2.22%) Lead Developer
16 14 (2.07%) Data Engineer
16 14 (2.07%) MuleSoft Developer
17 13 (1.92%) Professional Services Consultant
Libraries, Frameworks & Software Standards
1 70 (10.36%) .NET
2 51 (7.54%) Terraform
3 50 (7.40%) Spring Boot
4 49 (7.25%) React
5 46 (6.80%) Spring
6 41 (6.07%) Node.js
7 37 (5.47%) REST
8 36 (5.33%) RESTful
9 33 (4.88%) WPF
10 29 (4.29%) Kafka
11 25 (3.70%) HTML
12 24 (3.55%) Vue
13 23 (3.40%) Middleware
14 22 (3.25%) .NET Core
15 18 (2.66%) CSS
16 17 (2.51%) .NET Framework
16 17 (2.51%) OAuth
17 16 (2.37%) Ruby on Rails
18 14 (2.07%) Jest
18 14 (2.07%) OAuth2
Miscellaneous
1 87 (12.87%) Cloud Native
2 35 (5.18%) Onboarding
3 33 (4.88%) Greenfield Project
4 30 (4.44%) Enterprise Software
4 30 (4.44%) Mainframe
5 29 (4.29%) Data Centre
5 29 (4.29%) Product Ownership
6 20 (2.96%) Management Information System
6 20 (2.96%) Self-Motivation
7 19 (2.81%) iSeries
8 18 (2.66%) Distributed Systems
8 18 (2.66%) IoT
9 17 (2.51%) Enterprise Cloud
10 16 (2.37%) Distributed Computing
11 15 (2.22%) AI Agents
11 15 (2.22%) AS400
11 15 (2.22%) Legacy Applications
12 14 (2.07%) Data Structures
13 11 (1.63%) EPoS
13 11 (1.63%) Operational Technology
Operating Systems
1 121 (17.90%) Windows
2 93 (13.76%) Linux
3 80 (11.83%) Windows Server
4 72 (10.65%) Windows Server 2016
5 6 (0.89%) AIX
6 4 (0.59%) VMS
7 3 (0.44%) Unix
8 2 (0.30%) Android
8 2 (0.30%) Apple iOS
8 2 (0.30%) Windows 10
8 2 (0.30%) Windows 7
Processes & Methodologies
1 245 (36.24%) Migration
2 181 (26.78%) Problem-Solving
3 168 (24.85%) CI/CD
4 162 (23.96%) Agile
5 145 (21.45%) Software Engineering
6 121 (17.90%) DevOps
7 105 (15.53%) Continuous Improvement
7 105 (15.53%) Mentoring
8 102 (15.09%) AI
8 102 (15.09%) Microservices
9 90 (13.31%) Customer Experience
10 86 (12.72%) Roadmaps
11 81 (11.98%) Customer Service
12 76 (11.24%) Kalman Filter
13 74 (10.95%) Web Filtering
14 73 (10.80%) Vulnerability Remediation
14 73 (10.80%) Vulnerability Scanning
15 72 (10.65%) Email Filtering
16 69 (10.21%) Infrastructure as Code
16 69 (10.21%) Test Automation
Programming Languages
1 104 (15.38%) C#
2 91 (13.46%) SQL
3 87 (12.87%) Python
4 77 (11.39%) Java
5 63 (9.32%) JavaScript
6 38 (5.62%) TypeScript
7 24 (3.55%) C++
8 19 (2.81%) RPG
9 18 (2.66%) Ruby
10 14 (2.07%) PHP
10 14 (2.07%) PowerShell
10 14 (2.07%) T-SQL
11 13 (1.92%) DataWeave
12 9 (1.33%) Go
12 9 (1.33%) Shell Script
13 8 (1.18%) Bicep
13 8 (1.18%) Delphi
14 7 (1.04%) ABAP
14 7 (1.04%) C
15 6 (0.89%) VB.NET
Qualifications
1 168 (24.85%) Security Cleared
2 144 (21.30%) SC Cleared
3 61 (9.02%) Degree
4 22 (3.25%) DV Cleared
5 20 (2.96%) BPSS Clearance
6 14 (2.07%) DBS Check
7 13 (1.92%) TOGAF Certification
8 11 (1.63%) AWS Certification
8 11 (1.63%) PMI Certification
9 7 (1.04%) Computer Science Degree
9 7 (1.04%) Master's Degree
10 5 (0.74%) Azure Certification
10 5 (0.74%) Microsoft Certification
11 4 (0.59%) ITIL Certification
11 4 (0.59%) OCP
11 4 (0.59%) Oracle Certification
11 4 (0.59%) PMP
12 3 (0.44%) CISM
12 3 (0.44%) CISSP
12 3 (0.44%) ISTQB
Quality Assurance & Compliance
1 77 (11.39%) Cyber Essentials
2 72 (10.65%) PCI DSS
3 40 (5.92%) Data Quality
4 36 (5.33%) Accessibility
5 26 (3.85%) QA
6 20 (2.96%) WCAG
7 19 (2.81%) GDPR
8 10 (1.48%) SLA
9 9 (1.33%) California Consumer Privacy Act
10 7 (1.04%) NCSC
11 6 (0.89%) ISO/IEC 27001
11 6 (0.89%) NIST
12 4 (0.59%) PMO
13 3 (0.44%) GRC
13 3 (0.44%) HIPAA
13 3 (0.44%) MIL-STD-1553
13 3 (0.44%) Sarbanes-Oxley
14 1 (0.15%) Actionable Recommendations
14 1 (0.15%) PERC
System Software
1 92 (13.61%) Active Directory
2 81 (11.98%) Hyper-V
3 72 (10.65%) Terminal Server
4 44 (6.51%) Docker
5 19 (2.81%) VMware Infrastructure
6 13 (1.92%) Firmware
7 8 (1.18%) vSphere
8 5 (0.74%) Virtual Machines
9 3 (0.44%) KVM
10 2 (0.30%) UAG
11 1 (0.15%) MetaFrame
11 1 (0.15%) Microsoft Virtual Server
11 1 (0.15%) Virtual Desktop
11 1 (0.15%) Virtual Servers
11 1 (0.15%) VMware ESXi
11 1 (0.15%) XenDesktop
Systems Management
1 44 (6.51%) Kubernetes
2 14 (2.07%) Puppet
3 13 (1.92%) CloudHub
3 13 (1.92%) Progress Chef
4 10 (1.48%) Ansible
5 8 (1.18%) Grafana
6 7 (1.04%) Kibana
6 7 (1.04%) SCCM
7 5 (0.74%) Single Sign-On
8 4 (0.59%) Functional Safety
9 3 (0.44%) Prometheus
10 2 (0.30%) AirWatch
10 2 (0.30%) Microsoft Intune
10 2 (0.30%) vCenter Server
10 2 (0.30%) WhatsUp Gold
11 1 (0.15%) Podman
Vendors
1 165 (24.41%) Microsoft
2 92 (13.61%) VMware
3 80 (11.83%) Splunk
4 75 (11.09%) Veeam
5 74 (10.95%) SolarWinds
6 72 (10.65%) Brocade
6 72 (10.65%) Nimble Storage
6 72 (10.65%) Tanium
7 50 (7.40%) SAP
8 27 (3.99%) Oracle
9 26 (3.85%) ServiceNow
10 23 (3.40%) IBM
11 20 (2.96%) Salesforce
12 17 (2.51%) MuleSoft
13 16 (2.37%) Workday
14 14 (2.07%) Databricks
15 10 (1.48%) Dynatrace
16 9 (1.33%) Google
16 9 (1.33%) Informatica
16 9 (1.33%) Talend