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

6 months to
28 Sep 2026
Same period 2025 Same period 2024
Rank 314 286 473
Rank change year-on-year -28 +187 -68
Permanent jobs citing Legacy Systems 675 502 335
As % of all permanent jobs in the UK 0.57% 1.02% 0.44%
As % of the Miscellaneous category 2.17% 2.48% 1.38%
Number of salaries quoted 424 276 201
10th Percentile £45,000 £45,000 £40,000
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 £87,500 £80,000 £85,000
90th Percentile £95,700 £95,000 £120,000
UK excluding London median annual salary £62,500 £63,908 £50,000
% change year-on-year -2.20% +27.82% -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 31,129 20,241 24,327
As % of all permanent jobs advertised in the UK 26.50% 41.04% 32.06%
Number of salaries quoted 19,265 10,144 12,362
10th Percentile £31,000 £28,500 £31,863
25th Percentile £41,000 £36,250 £43,997
Median annual salary (50th Percentile) £57,000 £55,000 £60,000
Median % change year-on-year +3.64% -8.33% -4.00%
75th Percentile £80,000 £77,500 £82,500
90th Percentile £100,000 £102,500 £110,000
UK excluding London median annual salary £52,000 £46,000 £52,500
% change year-on-year +13.04% -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 28 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 28 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 -33 616 £68,500 +3.01% 474
UK excluding London -16 463 £62,500 -2.20% 233
Work from Home +35 191 £62,500 -2.87% 189
London -41 183 £82,500 +10.00% 258
South West -19 143 £55,000 -21.43% 26
North of England +2 110 £69,305 -4.41% 59
South East -58 66 £62,500 +4.17% 54
Midlands -53 65 £61,250 -5.77% 51
West Midlands -45 44 £60,000 -7.69% 32
Yorkshire +5 43 £80,000 +23.08% 16
North West -26 42 £69,305 -4.41% 35
East of England -1 38 £50,000 -20.00% 15
Wales -45 35 £72,500 +31.82% 3
North East -42 25 £52,500 -27.59% 8
East Midlands -33 21 £62,500 +19.05% 19
Scotland -4 5 £23,500 -55.24% 16
Northern Ireland -87 1 - - 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 84 (12.44%) Microsoft Exchange
2 29 (4.30%) Confluence
3 16 (2.37%) SharePoint Server
4 13 (1.93%) Anypoint
4 13 (1.93%) Mule
5 8 (1.19%) SharePoint
6 5 (0.74%) Apache
6 5 (0.74%) Apache Airflow
6 5 (0.74%) WordPress
7 3 (0.44%) IIS
8 2 (0.30%) Apache Spark
8 2 (0.30%) CMS
8 2 (0.30%) Jupyter
9 1 (0.15%) JBoss
9 1 (0.15%) nginx
9 1 (0.15%) NServiceBus
9 1 (0.15%) WebLogic
Applications
1 14 (2.07%) MS Visio
2 11 (1.63%) Microsoft Office
3 10 (1.48%) Microsoft Excel
4 8 (1.19%) Spreadsheet
5 7 (1.04%) Microsoft Project
6 3 (0.44%) EPLAN
7 2 (0.30%) Microsoft PowerPoint
8 1 (0.15%) Simulink
8 1 (0.15%) Trello
Business Applications
1 18 (2.67%) SAP S/4HANA
2 7 (1.04%) SAP MDG
3 6 (0.89%) Dynamics CRM
4 5 (0.74%) SAP MDG-BP
4 5 (0.74%) Unit4 Business World
5 4 (0.59%) Infor CloudSuite
5 4 (0.59%) Misys Midas
5 4 (0.59%) Workday HCM
6 3 (0.44%) NetSuite
7 1 (0.15%) Dynamics AX
7 1 (0.15%) Dynamics GP
7 1 (0.15%) Misys Equation
7 1 (0.15%) Oracle Payables
7 1 (0.15%) Oracle Receivables
7 1 (0.15%) Sage 200
7 1 (0.15%) Sage 50
7 1 (0.15%) SAP HCM
7 1 (0.15%) SAP MDG-F
7 1 (0.15%) Visualfiles
Cloud Services
1 247 (36.59%) Azure
2 132 (19.56%) AWS
3 89 (13.19%) Microsoft 365
4 64 (9.48%) Azure DevOps
5 41 (6.07%) Serverless
6 40 (5.93%) Power Platform
7 29 (4.30%) SaaS
8 27 (4.00%) GitHub
9 26 (3.85%) AWS CloudFormation
10 23 (3.41%) Dynamics 365
10 23 (3.41%) GCP
11 22 (3.26%) Azure Cosmos DB
12 19 (2.81%) AWS Lambda
12 19 (2.81%) Cloud Computing
13 17 (2.52%) GitHub Actions
14 14 (2.07%) Azure Data Factory
14 14 (2.07%) Entra ID
15 13 (1.93%) Lucidchart
16 11 (1.63%) Amazon SQS
16 11 (1.63%) Snowflake
Communications & Networking
1 89 (13.19%) DNS
2 82 (12.15%) DHCP
3 15 (2.22%) SSL
4 13 (1.93%) Firewall
5 11 (1.63%) Network Security
6 9 (1.33%) VPN
7 8 (1.19%) WAN
8 6 (0.89%) HTTP
8 6 (0.89%) LAN
8 6 (0.89%) Wi-Fi
9 5 (0.74%) Ethernet
9 5 (0.74%) SAN
9 5 (0.74%) TCP/IP
10 3 (0.44%) NAS
10 3 (0.44%) Wireless
11 2 (0.30%) NetScaler
11 2 (0.30%) Profibus
11 2 (0.30%) SD-WAN
11 2 (0.30%) VoIP
12 1 (0.15%) MQTT
Database & Business Intelligence
1 75 (11.11%) Amazon RDS
2 52 (7.70%) SQL Server
3 34 (5.04%) Power BI
4 29 (4.30%) PostgreSQL
5 25 (3.70%) Data Warehouse
6 19 (2.81%) Azure SQL Database
7 16 (2.37%) Db2
8 15 (2.22%) DynamoDB
9 14 (2.07%) Relational Database
10 13 (1.93%) Metadata
10 13 (1.93%) NoSQL
10 13 (1.93%) Star Schema
11 12 (1.78%) MongoDB
12 11 (1.63%) Snowflake Schema
13 10 (1.48%) DTS
14 9 (1.33%) Amazon QuickSight
15 8 (1.19%) MySQL
16 7 (1.04%) Data Lake
17 6 (0.89%) Redis
18 5 (0.74%) BigQuery
Development Applications
1 46 (6.81%) Git
2 39 (5.78%) JIRA
3 19 (2.81%) Jenkins
4 16 (2.37%) JUnit
4 16 (2.37%) Selenium
5 12 (1.78%) Cypress.io
5 12 (1.78%) NUnit
6 9 (1.33%) GitLab
7 8 (1.19%) JMeter
8 7 (1.04%) Mockito
9 6 (0.89%) Mocha
9 6 (0.89%) Postman
10 5 (0.74%) Jasmine
10 5 (0.74%) MSI
11 4 (0.59%) 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
1 195 (28.89%) Social Skills
2 148 (21.93%) Analytical Skills
3 130 (19.26%) Finance
4 79 (11.70%) Public Sector
5 42 (6.22%) Manufacturing
6 39 (5.78%) Aerospace
7 33 (4.89%) Inclusion and Diversity
8 29 (4.30%) Law
8 29 (4.30%) Retail
9 21 (3.11%) Influencing Skills
10 16 (2.37%) Military
11 14 (2.07%) Presentation Skills
12 13 (1.93%) Documentation Skills
13 12 (1.78%) Aviation
13 12 (1.78%) Banking
14 11 (1.63%) Electronics
14 11 (1.63%) Marketing
15 9 (1.33%) Legal
15 9 (1.33%) Telecoms
16 8 (1.19%) Automotive
Job Titles
1 137 (20.30%) Senior
2 106 (15.70%) Developer
3 105 (15.56%) Architect
4 100 (14.81%) Software Engineer
5 81 (12.00%) Systems Engineer
6 72 (10.67%) Lead
7 55 (8.15%) Senior Software Engineer
8 51 (7.56%) Solutions Architect
9 46 (6.81%) Consultant
10 27 (4.00%) Analyst
11 23 (3.41%) Senior Developer
12 19 (2.81%) Migration Consultant
13 18 (2.67%) Azure Engineer
13 18 (2.67%) Software Developer
14 16 (2.37%) Lead Developer
14 16 (2.37%) Senior Architect
15 15 (2.22%) .NET Developer
15 15 (2.22%) Business Analyst
16 14 (2.07%) Data Engineer
16 14 (2.07%) MuleSoft Developer
Libraries, Frameworks & Software Standards
1 69 (10.22%) .NET
2 51 (7.56%) React
3 50 (7.41%) Terraform
4 48 (7.11%) Spring Boot
5 45 (6.67%) Spring
6 42 (6.22%) Node.js
7 37 (5.48%) RESTful
8 35 (5.19%) REST
9 34 (5.04%) WPF
10 28 (4.15%) Kafka
11 27 (4.00%) HTML
12 25 (3.70%) Middleware
13 24 (3.56%) Vue
14 22 (3.26%) .NET Core
15 20 (2.96%) CSS
16 18 (2.67%) .NET Framework
17 17 (2.52%) OAuth
18 16 (2.37%) Ruby on Rails
19 14 (2.07%) Jest
19 14 (2.07%) OAuth2
Miscellaneous
1 87 (12.89%) Cloud Native
2 36 (5.33%) Onboarding
3 33 (4.89%) Greenfield Project
4 30 (4.44%) Mainframe
5 29 (4.30%) Data Centre
5 29 (4.30%) Enterprise Software
5 29 (4.30%) Product Ownership
6 20 (2.96%) Management Information System
6 20 (2.96%) Self-Motivation
7 19 (2.81%) iSeries
8 17 (2.52%) Distributed Systems
8 17 (2.52%) Enterprise Cloud
8 17 (2.52%) IoT
9 16 (2.37%) Distributed Computing
10 15 (2.22%) AI Agents
10 15 (2.22%) AS400
11 14 (2.07%) Legacy Applications
12 12 (1.78%) Data Structures
13 11 (1.63%) Distributed Architecture
13 11 (1.63%) Private Cloud
Operating Systems
1 121 (17.93%) Windows
2 90 (13.33%) Linux
3 80 (11.85%) Windows Server
4 72 (10.67%) 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
1 247 (36.59%) Migration
2 177 (26.22%) Problem-Solving
3 166 (24.59%) CI/CD
4 165 (24.44%) Agile
5 144 (21.33%) Software Engineering
6 119 (17.63%) DevOps
7 106 (15.70%) Mentoring
8 103 (15.26%) Microservices
9 102 (15.11%) AI
9 102 (15.11%) Continuous Improvement
10 91 (13.48%) Customer Experience
11 85 (12.59%) Roadmaps
12 81 (12.00%) Customer Service
13 76 (11.26%) Kalman Filter
14 74 (10.96%) Web Filtering
15 73 (10.81%) Vulnerability Remediation
15 73 (10.81%) Vulnerability Scanning
16 72 (10.67%) Email Filtering
17 68 (10.07%) Infrastructure as Code
17 68 (10.07%) Test Automation
Programming Languages
1 103 (15.26%) C#
2 88 (13.04%) SQL
3 85 (12.59%) Python
4 75 (11.11%) Java
5 64 (9.48%) JavaScript
6 38 (5.63%) TypeScript
7 24 (3.56%) C++
8 19 (2.81%) RPG
9 18 (2.67%) Ruby
10 15 (2.22%) PHP
11 14 (2.07%) T-SQL
12 13 (1.93%) DataWeave
12 13 (1.93%) PowerShell
13 9 (1.33%) Go
13 9 (1.33%) Shell Script
14 8 (1.19%) ABAP
14 8 (1.19%) Bicep
14 8 (1.19%) Delphi
15 7 (1.04%) C
16 6 (0.89%) VBA
Qualifications
1 170 (25.19%) Security Cleared
2 145 (21.48%) SC Cleared
3 61 (9.04%) Degree
4 23 (3.41%) DV Cleared
5 20 (2.96%) BPSS Clearance
6 14 (2.07%) DBS Check
7 13 (1.93%) TOGAF Certification
8 11 (1.63%) AWS Certification
9 10 (1.48%) PMI Certification
10 7 (1.04%) Computer Science Degree
10 7 (1.04%) Master's Degree
11 4 (0.59%) Azure Certification
11 4 (0.59%) ITIL Certification
11 4 (0.59%) Microsoft Certification
11 4 (0.59%) OCP
11 4 (0.59%) Oracle Certification
12 3 (0.44%) CISM
12 3 (0.44%) CISSP
12 3 (0.44%) ISTQB
12 3 (0.44%) PMP
Quality Assurance & Compliance
1 77 (11.41%) Cyber Essentials
2 72 (10.67%) PCI DSS
3 38 (5.63%) Data Quality
4 36 (5.33%) Accessibility
5 27 (4.00%) QA
6 20 (2.96%) WCAG
7 18 (2.67%) 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 93 (13.78%) Active Directory
2 82 (12.15%) Hyper-V
3 72 (10.67%) Terminal Server
4 44 (6.52%) Docker
5 20 (2.96%) VMware Infrastructure
6 14 (2.07%) Firmware
7 8 (1.19%) vSphere
8 6 (0.89%) 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 (6.52%) Kubernetes
2 14 (2.07%) Puppet
3 13 (1.93%) CloudHub
3 13 (1.93%) Progress Chef
4 10 (1.48%) Ansible
5 7 (1.04%) Kibana
5 7 (1.04%) SCCM
6 5 (0.74%) Grafana
6 5 (0.74%) Single Sign-On
7 3 (0.44%) Functional Safety
7 3 (0.44%) Prometheus
8 2 (0.30%) AirWatch
8 2 (0.30%) Microsoft Intune
8 2 (0.30%) vCenter Server
8 2 (0.30%) WhatsUp Gold
9 1 (0.15%) Podman
Vendors
1 165 (24.44%) Microsoft
2 93 (13.78%) VMware
3 80 (11.85%) Splunk
4 75 (11.11%) Veeam
5 74 (10.96%) SolarWinds
6 72 (10.67%) Brocade
6 72 (10.67%) Nimble Storage
6 72 (10.67%) Tanium
7 50 (7.41%) SAP
8 27 (4.00%) Oracle
9 26 (3.85%) ServiceNow
10 23 (3.41%) IBM
11 20 (2.96%) Salesforce
12 17 (2.52%) 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