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

6 months to
4 Sep 2026
Same period 2025 Same period 2024
Rank 297 308 514
Rank change year-on-year +11 +206 -119
Permanent jobs citing Legacy Systems 697 446 292
As % of all permanent jobs in the UK 0.63% 0.91% 0.37%
As % of the Miscellaneous category 2.44% 2.21% 1.14%
Number of salaries quoted 443 254 204
10th Percentile £45,000 £45,000 £40,000
25th Percentile £50,000 £52,500 £44,375
Median annual salary (50th Percentile) £67,500 £65,000 £61,250
Median % change year-on-year +3.85% +6.12% -5.77%
75th Percentile £82,500 £80,000 £87,500
90th Percentile £94,750 £95,000 £132,500
UK excluding London median annual salary £60,000 £62,500 £52,500
% change year-on-year -4.00% +19.05% -12.50%

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 28,589 20,212 25,631
As % of all permanent jobs advertised in the UK 25.92% 41.20% 32.24%
Number of salaries quoted 17,954 10,150 14,125
10th Percentile £31,250 £28,749 £31,250
25th Percentile £41,250 £36,925 £42,500
Median annual salary (50th Percentile) £57,500 £55,000 £58,701
Median % change year-on-year +4.55% -6.30% -6.08%
75th Percentile £80,000 £77,500 £80,000
90th Percentile £100,000 £103,750 £107,000
UK excluding London median annual salary £52,500 £46,000 £52,500
% change year-on-year +14.13% -12.38% -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 September 2026.

Salary histogram for Legacy Systems in the UK

Legacy Systems
Top 17 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 September 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 +28 635 £67,500 +3.85% 438
UK excluding London +18 480 £60,000 -4.00% 208
Work from Home +37 197 £60,000 -4.00% 162
London -16 184 £81,250 +8.33% 266
South West +17 151 £55,000 -21.43% 28
North of England +15 115 £69,305 -4.41% 41
Midlands -35 71 £60,000 +4.35% 35
South East -55 62 £62,500 +8.70% 48
West Midlands -33 48 £55,000 -15.38% 14
North West 0 47 £69,305 -4.41% 27
Yorkshire -8 44 £80,000 +23.08% 10
East of England +4 39 £50,000 -20.00% 22
Wales -50 35 £72,500 +31.82% 2
North East -40 24 £52,500 -27.59% 4
East Midlands -27 23 £65,000 +23.81% 21
Scotland -4 5 £23,500 -54.15% 23
Northern Ireland -84 2 - - 10

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 90 (12.91%) Microsoft Exchange
2 29 (4.16%) Confluence
3 16 (2.30%) SharePoint Server
4 13 (1.87%) Anypoint
4 13 (1.87%) Mule
5 11 (1.58%) SharePoint
6 6 (0.86%) Apache
7 5 (0.72%) Apache Airflow
7 5 (0.72%) WordPress
8 4 (0.57%) IIS
9 3 (0.43%) Apache Spark
10 2 (0.29%) CMS
10 2 (0.29%) Jupyter
11 1 (0.14%) CICS
11 1 (0.14%) nginx
11 1 (0.14%) NServiceBus
11 1 (0.14%) SAS
Applications
1 15 (2.15%) MS Visio
2 9 (1.29%) Microsoft Excel
2 9 (1.29%) Microsoft Office
3 8 (1.15%) Spreadsheet
4 7 (1.00%) Microsoft Project
5 2 (0.29%) Microsoft PowerPoint
6 1 (0.14%) Adobe XD
6 1 (0.14%) Simulink
6 1 (0.14%) Sketch
Business Applications
1 18 (2.58%) SAP S/4HANA
2 7 (1.00%) SAP MDG
3 6 (0.86%) Dynamics CRM
4 5 (0.72%) SAP MDG-BP
4 5 (0.72%) Unit4 Business World
5 4 (0.57%) Misys Midas
5 4 (0.57%) Workday HCM
6 3 (0.43%) NetSuite
7 2 (0.29%) Sage 50
8 1 (0.14%) Dynamics AX
8 1 (0.14%) Dynamics GP
8 1 (0.14%) Misys Equation
8 1 (0.14%) Oracle Payables
8 1 (0.14%) Oracle Receivables
8 1 (0.14%) Sage 200
8 1 (0.14%) SAP HCM
8 1 (0.14%) SAP MDG-F
8 1 (0.14%) Visualfiles
Cloud Services
1 254 (36.44%) Azure
2 132 (18.94%) AWS
3 99 (14.20%) Microsoft 365
4 60 (8.61%) Azure DevOps
5 42 (6.03%) Power Platform
6 37 (5.31%) Serverless
7 29 (4.16%) SaaS
8 26 (3.73%) AWS CloudFormation
8 26 (3.73%) GCP
9 23 (3.30%) GitHub
10 22 (3.16%) Dynamics 365
11 20 (2.87%) Azure Cosmos DB
12 19 (2.73%) Cloud Computing
13 18 (2.58%) AWS Lambda
14 16 (2.30%) GitHub Actions
15 13 (1.87%) Entra ID
15 13 (1.87%) Lucidchart
15 13 (1.87%) Snowflake
16 12 (1.72%) Azure Data Factory
17 11 (1.58%) Amazon SQS
Communications & Networking
1 95 (13.63%) DNS
2 88 (12.63%) DHCP
3 15 (2.15%) SSL
4 13 (1.87%) Firewall
5 12 (1.72%) Network Security
6 9 (1.29%) VPN
7 8 (1.15%) WAN
8 6 (0.86%) HTTP
8 6 (0.86%) LAN
8 6 (0.86%) Wi-Fi
9 5 (0.72%) SAN
9 5 (0.72%) TCP/IP
10 3 (0.43%) Ethernet
10 3 (0.43%) NAS
10 3 (0.43%) Wireless
11 2 (0.29%) SD-WAN
11 2 (0.29%) VoIP
12 1 (0.14%) DMARC
12 1 (0.14%) MQTT
12 1 (0.14%) PBX
Database & Business Intelligence
1 83 (11.91%) Amazon RDS
2 53 (7.60%) SQL Server
3 38 (5.45%) Power BI
4 27 (3.87%) PostgreSQL
5 24 (3.44%) Data Warehouse
6 19 (2.73%) Db2
7 18 (2.58%) Azure SQL Database
8 15 (2.15%) Relational Database
9 13 (1.87%) DynamoDB
9 13 (1.87%) NoSQL
10 11 (1.58%) Star Schema
11 10 (1.43%) DTS
11 10 (1.43%) Metadata
11 10 (1.43%) MongoDB
11 10 (1.43%) MySQL
12 9 (1.29%) Snowflake Schema
13 8 (1.15%) Data Lake
14 7 (1.00%) Amazon QuickSight
15 5 (0.72%) Geospatial Data
15 5 (0.72%) RDBMS
Development Applications
1 49 (7.03%) Git
2 38 (5.45%) JIRA
3 17 (2.44%) Jenkins
3 17 (2.44%) Selenium
4 15 (2.15%) JUnit
5 12 (1.72%) NUnit
6 11 (1.58%) Cypress.io
7 9 (1.29%) GitLab
8 7 (1.00%) JMeter
9 6 (0.86%) Mocha
9 6 (0.86%) Mockito
9 6 (0.86%) Postman
10 5 (0.72%) Jasmine
10 5 (0.72%) MSI
10 5 (0.72%) Visual Studio
11 3 (0.43%) Eclipse
11 3 (0.43%) Eclipse RCP
11 3 (0.43%) Newman
11 3 (0.43%) Rational DOORS
11 3 (0.43%) REST Assured
General
1 202 (28.98%) Social Skills
2 163 (23.39%) Analytical Skills
3 139 (19.94%) Finance
4 79 (11.33%) Public Sector
5 43 (6.17%) Manufacturing
6 38 (5.45%) Inclusion and Diversity
7 35 (5.02%) Law
8 34 (4.88%) Retail
9 32 (4.59%) Aerospace
10 22 (3.16%) Influencing Skills
11 17 (2.44%) Banking
12 15 (2.15%) Documentation Skills
13 14 (2.01%) Military
13 14 (2.01%) Presentation Skills
14 12 (1.72%) Marketing
15 10 (1.43%) Aviation
16 9 (1.29%) Electronics
16 9 (1.29%) Legal
16 9 (1.29%) Telecoms
17 8 (1.15%) Games
Job Titles
1 138 (19.80%) Senior
2 112 (16.07%) Developer
3 103 (14.78%) Software Engineer
4 99 (14.20%) Architect
5 89 (12.77%) Systems Engineer
6 76 (10.90%) Lead
7 55 (7.89%) Senior Software Engineer
8 48 (6.89%) Solutions Architect
9 44 (6.31%) Consultant
10 29 (4.16%) Analyst
11 21 (3.01%) Senior Developer
12 19 (2.73%) Business Analyst
12 19 (2.73%) Migration Consultant
12 19 (2.73%) Software Developer
13 18 (2.58%) Lead Developer
14 17 (2.44%) Azure Engineer
15 15 (2.15%) Data Engineer
15 15 (2.15%) Senior Architect
16 14 (2.01%) MuleSoft Developer
17 13 (1.87%) Professional Services Consultant
Libraries, Frameworks & Software Standards
1 72 (10.33%) .NET
2 54 (7.75%) React
3 48 (6.89%) Terraform
4 46 (6.60%) Spring Boot
5 45 (6.46%) Node.js
6 43 (6.17%) Spring
7 38 (5.45%) WPF
8 37 (5.31%) RESTful
9 32 (4.59%) REST
10 29 (4.16%) HTML
11 28 (4.02%) Kafka
11 28 (4.02%) Vue
12 23 (3.30%) CSS
12 23 (3.30%) Middleware
13 22 (3.16%) .NET Core
14 19 (2.73%) .NET Framework
15 17 (2.44%) OAuth
16 15 (2.15%) Ruby on Rails
17 14 (2.01%) OAuth2
18 13 (1.87%) RAML
Miscellaneous
1 89 (12.77%) Cloud Native
2 36 (5.16%) Onboarding
3 34 (4.88%) Greenfield Project
4 33 (4.73%) Mainframe
5 29 (4.16%) Data Centre
5 29 (4.16%) Product Ownership
6 26 (3.73%) Enterprise Software
7 21 (3.01%) Self-Motivation
8 20 (2.87%) Management Information System
9 19 (2.73%) iSeries
9 19 (2.73%) Legacy Applications
10 18 (2.58%) Enterprise Cloud
11 16 (2.30%) Distributed Computing
11 16 (2.30%) IoT
12 15 (2.15%) AI Agents
12 15 (2.15%) AS400
13 14 (2.01%) Distributed Systems
14 11 (1.58%) Data Structures
14 11 (1.58%) Distributed Architecture
14 11 (1.58%) Operational Technology
Operating Systems
1 126 (18.08%) Windows
2 99 (14.20%) Linux
3 89 (12.77%) Windows Server
4 80 (11.48%) Windows Server 2016
5 5 (0.72%) AIX
6 4 (0.57%) VMS
7 3 (0.43%) Android
7 3 (0.43%) Apple iOS
7 3 (0.43%) Unix
8 2 (0.29%) zOS
Processes & Methodologies
1 268 (38.45%) Migration
2 191 (27.40%) Problem-Solving
3 162 (23.24%) Agile
4 161 (23.10%) CI/CD
5 140 (20.09%) Software Engineering
6 113 (16.21%) Mentoring
7 112 (16.07%) DevOps
8 107 (15.35%) Continuous Improvement
9 105 (15.06%) Microservices
10 101 (14.49%) AI
11 99 (14.20%) Customer Experience
12 88 (12.63%) Customer Service
12 88 (12.63%) Roadmaps
13 83 (11.91%) Kalman Filter
14 82 (11.76%) Web Filtering
15 81 (11.62%) Vulnerability Scanning
16 80 (11.48%) Email Filtering
16 80 (11.48%) Vulnerability Remediation
17 65 (9.33%) Infrastructure as Code
17 65 (9.33%) Test Automation
Programming Languages
1 105 (15.06%) C#
2 89 (12.77%) SQL
3 84 (12.05%) Python
4 73 (10.47%) Java
5 69 (9.90%) JavaScript
6 39 (5.60%) TypeScript
7 24 (3.44%) C++
8 19 (2.73%) RPG
9 18 (2.58%) PHP
10 17 (2.44%) Ruby
11 16 (2.30%) T-SQL
12 13 (1.87%) DataWeave
12 13 (1.87%) PowerShell
13 10 (1.43%) C
14 9 (1.29%) Go
15 8 (1.15%) ABAP
15 8 (1.15%) Shell Script
16 6 (0.86%) Bicep
16 6 (0.86%) Delphi
16 6 (0.86%) RPG III
Qualifications
1 178 (25.54%) Security Cleared
2 156 (22.38%) SC Cleared
3 59 (8.46%) Degree
4 25 (3.59%) DV Cleared
5 19 (2.73%) BPSS Clearance
6 14 (2.01%) DBS Check
7 12 (1.72%) AWS Certification
7 12 (1.72%) TOGAF Certification
8 10 (1.43%) PMI Certification
9 7 (1.00%) Computer Science Degree
9 7 (1.00%) Master's Degree
10 4 (0.57%) CISM
10 4 (0.57%) CISSP
10 4 (0.57%) ITIL Certification
10 4 (0.57%) OCP
10 4 (0.57%) Oracle Certification
11 3 (0.43%) Azure Certification
11 3 (0.43%) ISTQB Advanced Certification
11 3 (0.43%) Microsoft Certification
11 3 (0.43%) PMP
Quality Assurance & Compliance
1 84 (12.05%) Cyber Essentials
2 80 (11.48%) PCI DSS
3 34 (4.88%) Data Quality
4 33 (4.73%) Accessibility
5 24 (3.44%) QA
6 20 (2.87%) GDPR
7 19 (2.73%) WCAG
8 8 (1.15%) SLA
9 7 (1.00%) California Consumer Privacy Act
9 7 (1.00%) ISO/IEC 27001
9 7 (1.00%) NCSC
10 6 (0.86%) NIST
11 3 (0.43%) GRC
11 3 (0.43%) HIPAA
11 3 (0.43%) MIL-STD-1553
11 3 (0.43%) PMO
11 3 (0.43%) Sarbanes-Oxley
12 1 (0.14%) Actionable Recommendations
12 1 (0.14%) GxP
12 1 (0.14%) ISO 9001
System Software
1 102 (14.63%) Active Directory
2 90 (12.91%) Hyper-V
3 80 (11.48%) Terminal Server
4 43 (6.17%) Docker
5 18 (2.58%) VMware Infrastructure
6 16 (2.30%) Firmware
7 8 (1.15%) vSphere
8 6 (0.86%) Virtual Machines
9 3 (0.43%) KVM
10 2 (0.29%) Time Sharing Option
11 1 (0.14%) Apache Flume
11 1 (0.14%) MetaFrame
11 1 (0.14%) Microsoft Virtual Server
11 1 (0.14%) Virtual Desktop
11 1 (0.14%) Virtual Servers
11 1 (0.14%) VMware ESXi
11 1 (0.14%) XenDesktop
Systems Management
1 44 (6.31%) Kubernetes
2 14 (2.01%) Puppet
3 13 (1.87%) CloudHub
3 13 (1.87%) Progress Chef
4 9 (1.29%) Ansible
5 6 (0.86%) Kibana
6 5 (0.72%) SCCM
6 5 (0.72%) Single Sign-On
7 3 (0.43%) Grafana
7 3 (0.43%) Prometheus
8 2 (0.29%) Microsoft Intune
8 2 (0.29%) WhatsUp Gold
9 1 (0.14%) Podman
Vendors
1 175 (25.11%) Microsoft
2 99 (14.20%) VMware
3 88 (12.63%) Splunk
4 83 (11.91%) Veeam
5 80 (11.48%) Brocade
5 80 (11.48%) Nimble Storage
5 80 (11.48%) SolarWinds
5 80 (11.48%) Tanium
6 54 (7.75%) SAP
7 26 (3.73%) IBM
7 26 (3.73%) ServiceNow
8 25 (3.59%) Oracle
9 17 (2.44%) Salesforce
10 16 (2.30%) MuleSoft
11 15 (2.15%) Databricks
12 14 (2.01%) Workday
13 9 (1.29%) Google
14 8 (1.15%) IFS
15 7 (1.00%) Dynatrace
15 7 (1.00%) Talend