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

6 months to
29 Jul 2026
Same period 2025 Same period 2024
Rank 280 347 558
Rank change year-on-year +67 +211 -130
Permanent jobs citing Legacy Systems 701 388 290
As % of all permanent jobs in the UK 0.69% 0.79% 0.33%
As % of the Miscellaneous category 2.66% 1.91% 0.99%
Number of salaries quoted 454 257 218
10th Percentile £45,000 £45,000 £38,750
25th Percentile £50,188 £52,500 £47,500
Median annual salary (50th Percentile) £67,921 £65,000 £60,000
Median % change year-on-year +4.49% +8.33% -7.69%
75th Percentile £83,750 £80,000 £83,750
90th Percentile £97,500 £97,500 £120,000
UK excluding London median annual salary £60,000 £61,250 £52,500
% change year-on-year -2.04% +16.67% -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 26,330 20,360 29,192
As % of all permanent jobs advertised in the UK 25.89% 41.26% 33.52%
Number of salaries quoted 16,691 10,209 17,729
10th Percentile £31,125 £29,000 £30,000
25th Percentile £41,250 £37,500 £41,000
Median annual salary (50th Percentile) £58,497 £57,000 £55,000
Median % change year-on-year +2.63% +3.64% -13.39%
75th Percentile £80,000 £78,750 £77,500
90th Percentile £100,000 £106,250 £100,000
UK excluding London median annual salary £52,500 £48,500 £50,000
% change year-on-year +8.25% -3.00% -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 29 July 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 29 July 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 +52 628 £67,500 +3.85% 191
UK excluding London +67 478 £60,000 -2.04% 113
Work from Home +56 201 £60,000 -4.00% 83
London +22 177 £82,500 +8.20% 107
South West +52 158 £55,000 -24.14% 18
North of England +34 119 £69,305 +2.67% 25
Midlands -39 69 £61,250 +11.36% 12
South East -52 51 £57,303 -0.34% 39
Yorkshire +6 48 £80,000 +23.08% 11
North West -3 46 £69,305 -0.99% 14
West Midlands -44 44 £55,000 - 6
Wales -22 38 £72,500 +31.82% 3
East of England +2 37 £50,000 -20.00% 9
East Midlands -15 25 £67,500 +45.95% 6
North East - 25 £52,500 - 1
Scotland +7 5 £23,500 -52.69% 6
Northern Ireland -68 3 - -

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
1 106 (15.12%) Microsoft Exchange
2 31 (4.42%) Confluence
3 16 (2.28%) SharePoint Server
4 15 (2.14%) SharePoint
5 12 (1.71%) Anypoint
5 12 (1.71%) Mule
6 5 (0.71%) WordPress
7 4 (0.57%) Apache
8 3 (0.43%) Apache Airflow
8 3 (0.43%) Apache Spark
8 3 (0.43%) CMS
8 3 (0.43%) Jupyter
9 2 (0.29%) IIS
9 2 (0.29%) JBoss
10 1 (0.14%) Appian
10 1 (0.14%) CICS
10 1 (0.14%) nginx
10 1 (0.14%) NServiceBus
10 1 (0.14%) SAS
Applications
1 16 (2.28%) MS Visio
2 11 (1.57%) Microsoft Excel
3 9 (1.28%) Microsoft Office
4 6 (0.86%) Spreadsheet
5 2 (0.29%) Microsoft PowerPoint
6 1 (0.14%) Adobe XD
6 1 (0.14%) Microsoft Project
6 1 (0.14%) Simulink
6 1 (0.14%) Sketch
Business Applications
1 22 (3.14%) SAP S/4HANA
2 9 (1.28%) Dynamics CRM
3 7 (1.00%) SAP MDG
4 5 (0.71%) SAP FSCM
4 5 (0.71%) SAP MDG-BP
4 5 (0.71%) Unit4 Business World
5 4 (0.57%) Workday HCM
6 3 (0.43%) Dynamics GP
6 3 (0.43%) SAP CO
6 3 (0.43%) SAP FI
6 3 (0.43%) SAP FI/CO
7 2 (0.29%) Sage 50
8 1 (0.14%) Misys Equation
8 1 (0.14%) Misys Midas
8 1 (0.14%) NetSuite
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
Cloud Services
1 266 (37.95%) Azure
2 122 (17.40%) Microsoft 365
3 118 (16.83%) AWS
4 48 (6.85%) Azure DevOps
5 43 (6.13%) Power Platform
6 38 (5.42%) Serverless
7 29 (4.14%) SaaS
8 27 (3.85%) Dynamics 365
9 26 (3.71%) GCP
10 24 (3.42%) AWS CloudFormation
11 20 (2.85%) Cloud Computing
12 19 (2.71%) GitHub
13 18 (2.57%) AWS Lambda
14 16 (2.28%) Entra ID
15 15 (2.14%) PaaS
16 14 (2.00%) GitHub Actions
16 14 (2.00%) Snowflake
17 13 (1.85%) Azure Service Bus
17 13 (1.85%) Lucidchart
17 13 (1.85%) PowerApps
Communications & Networking
1 111 (15.83%) DNS
2 104 (14.84%) DHCP
3 14 (2.00%) Firewall
3 14 (2.00%) SSL
4 12 (1.71%) WAN
5 10 (1.43%) Network Security
5 10 (1.43%) VPN
6 6 (0.86%) LAN
6 6 (0.86%) Wi-Fi
7 5 (0.71%) HTTP
7 5 (0.71%) TCP/IP
8 3 (0.43%) SAN
8 3 (0.43%) Wireless
9 2 (0.29%) SD-WAN
10 1 (0.14%) DMARC
10 1 (0.14%) Internet
10 1 (0.14%) MQTT
10 1 (0.14%) NAS
10 1 (0.14%) PBX
10 1 (0.14%) VLAN
Database & Business Intelligence
1 99 (14.12%) Amazon RDS
2 42 (5.99%) SQL Server
3 36 (5.14%) Power BI
4 27 (3.85%) PostgreSQL
5 20 (2.85%) Data Warehouse
6 19 (2.71%) Db2
7 12 (1.71%) MySQL
7 12 (1.71%) Relational Database
8 10 (1.43%) Azure SQL Database
8 10 (1.43%) DTS
9 9 (1.28%) Data Lake
10 8 (1.14%) NoSQL
11 7 (1.00%) BigQuery
11 7 (1.00%) SAP HANA
11 7 (1.00%) SQL Server Integration Services
12 6 (0.86%) DynamoDB
13 5 (0.71%) RDBMS
13 5 (0.71%) Redis
13 5 (0.71%) SAP BW
13 5 (0.71%) Star Schema
Development Applications
1 42 (5.99%) Git
2 34 (4.85%) JIRA
3 16 (2.28%) Jenkins
4 14 (2.00%) Selenium
5 13 (1.85%) JUnit
6 10 (1.43%) GitLab
7 7 (1.00%) JMeter
7 7 (1.00%) NUnit
8 6 (0.86%) Cypress.io
8 6 (0.86%) Mockito
8 6 (0.86%) Visual Studio
9 5 (0.71%) Mocha
10 4 (0.57%) Jasmine
10 4 (0.57%) MSI
10 4 (0.57%) Postman
11 3 (0.43%) Eclipse
11 3 (0.43%) Eclipse RCP
11 3 (0.43%) MLflow
11 3 (0.43%) Newman
11 3 (0.43%) REST Assured
General
1 208 (29.67%) Social Skills
2 165 (23.54%) Analytical Skills
3 145 (20.68%) Finance
4 81 (11.55%) Public Sector
5 43 (6.13%) Manufacturing
6 37 (5.28%) Retail
7 34 (4.85%) Inclusion and Diversity
8 31 (4.42%) Law
9 19 (2.71%) Influencing Skills
10 18 (2.57%) Aerospace
11 16 (2.28%) Banking
12 14 (2.00%) Documentation Skills
12 14 (2.00%) Legal
13 9 (1.28%) Electronics
14 8 (1.14%) Games
15 7 (1.00%) Cyber-Physical System
15 7 (1.00%) Investment Banking
16 6 (0.86%) Billing
16 6 (0.86%) Financial Institution
17 5 (0.71%) Telecoms
Job Titles
1 135 (19.26%) Senior
2 113 (16.12%) Developer
3 107 (15.26%) Architect
4 105 (14.98%) Systems Engineer
5 94 (13.41%) Software Engineer
6 60 (8.56%) Lead
7 54 (7.70%) Senior Software Engineer
8 50 (7.13%) Solutions Architect
9 46 (6.56%) Consultant
10 31 (4.42%) Analyst
11 22 (3.14%) Software Developer
12 21 (3.00%) Business Analyst
13 20 (2.85%) Migration Consultant
14 19 (2.71%) Senior Architect
15 17 (2.43%) Lead Developer
16 16 (2.28%) Senior Developer
17 14 (2.00%) Data Engineer
17 14 (2.00%) Senior Consultant
17 14 (2.00%) Technical Architect
18 13 (1.85%) Professional Services Consultant
Libraries, Frameworks & Software Standards
1 65 (9.27%) .NET
2 53 (7.56%) React
3 47 (6.70%) Node.js
4 44 (6.28%) Spring Boot
5 41 (5.85%) Spring
6 34 (4.85%) HTML
6 34 (4.85%) WPF
7 32 (4.56%) CSS
8 31 (4.42%) REST
9 29 (4.14%) RESTful
9 29 (4.14%) Vue
10 26 (3.71%) Kafka
11 24 (3.42%) Middleware
12 17 (2.43%) OAuth
13 15 (2.14%) .NET Core
13 15 (2.14%) .NET Framework
14 14 (2.00%) Ruby on Rails
15 13 (1.85%) HTML5
15 13 (1.85%) JWT
15 13 (1.85%) OAuth2
Miscellaneous
1 93 (13.27%) Cloud Native
2 36 (5.14%) Greenfield Project
3 33 (4.71%) Mainframe
4 31 (4.42%) Onboarding
5 23 (3.28%) Data Centre
5 23 (3.28%) Product Ownership
6 19 (2.71%) Enterprise Software
6 19 (2.71%) iSeries
7 18 (2.57%) Enterprise Cloud
7 18 (2.57%) Legacy Applications
8 16 (2.28%) Distributed Computing
9 15 (2.14%) AS400
10 14 (2.00%) AI Agents
10 14 (2.00%) Distributed Systems
11 13 (1.85%) IoT
11 13 (1.85%) Management Information System
12 11 (1.57%) EPoS
12 11 (1.57%) Self-Motivation
13 10 (1.43%) Data Structures
13 10 (1.43%) Operational Technology
Operating Systems
1 131 (18.69%) Windows
2 113 (16.12%) Linux
3 105 (14.98%) Windows Server
4 96 (13.69%) Windows Server 2016
5 4 (0.57%) AIX
6 3 (0.43%) Android
6 3 (0.43%) Apple iOS
7 2 (0.29%) zOS
8 1 (0.14%) Unix
8 1 (0.14%) VMS
Processes & Methodologies
1 286 (40.80%) Migration
2 199 (28.39%) Problem-Solving
3 150 (21.40%) Agile
4 149 (21.26%) CI/CD
5 122 (17.40%) Software Engineering
6 117 (16.69%) Customer Experience
7 106 (15.12%) DevOps
8 104 (14.84%) Continuous Improvement
8 104 (14.84%) Mentoring
9 102 (14.55%) Kalman Filter
10 101 (14.41%) Customer Service
10 101 (14.41%) Microservices
11 98 (13.98%) Web Filtering
12 97 (13.84%) Vulnerability Scanning
13 96 (13.69%) Email Filtering
13 96 (13.69%) Vulnerability Remediation
14 94 (13.41%) AI
15 88 (12.55%) Roadmaps
16 67 (9.56%) Analytics
17 66 (9.42%) Test Automation
Programming Languages
1 88 (12.55%) SQL
2 86 (12.27%) C#
3 75 (10.70%) JavaScript
4 73 (10.41%) Python
5 69 (9.84%) Java
6 36 (5.14%) TypeScript
7 21 (3.00%) PHP
8 20 (2.85%) C++
9 19 (2.71%) RPG
10 15 (2.14%) Ruby
11 14 (2.00%) T-SQL
12 13 (1.85%) PowerShell
13 12 (1.71%) DataWeave
14 8 (1.14%) ABAP
14 8 (1.14%) C
14 8 (1.14%) Shell Script
15 6 (0.86%) Bicep
15 6 (0.86%) Go
15 6 (0.86%) RPG III
16 4 (0.57%) COBOL
Qualifications
1 179 (25.53%) Security Cleared
2 155 (22.11%) SC Cleared
3 40 (5.71%) Degree
4 12 (1.71%) AWS Certification
5 11 (1.57%) DBS Check
6 10 (1.43%) Computer Science Degree
6 10 (1.43%) DV Cleared
7 7 (1.00%) Master's Degree
8 6 (0.86%) PMI Certification
9 5 (0.71%) BPSS Clearance
9 5 (0.71%) PMP
10 4 (0.57%) CISM
10 4 (0.57%) CISSP
11 3 (0.43%) CTC Cleared
11 3 (0.43%) ISTQB
11 3 (0.43%) ISTQB Advanced Certification
11 3 (0.43%) TOGAF Certification
12 2 (0.29%) Azure Certification
12 2 (0.29%) Microsoft Certification
12 2 (0.29%) OCP
Quality Assurance & Compliance
1 100 (14.27%) Cyber Essentials
2 99 (14.12%) PCI DSS
3 33 (4.71%) Data Quality
4 30 (4.28%) Accessibility
5 17 (2.43%) WCAG
6 15 (2.14%) GDPR
7 13 (1.85%) QA
8 11 (1.57%) SLA
9 7 (1.00%) ISO/IEC 27001
10 6 (0.86%) NCSC
11 4 (0.57%) NIST
11 4 (0.57%) PMO
12 3 (0.43%) GRC
12 3 (0.43%) HIPAA
12 3 (0.43%) ISO 20022
12 3 (0.43%) Sarbanes-Oxley
13 1 (0.14%) Actionable Recommendations
13 1 (0.14%) GxP
13 1 (0.14%) ISO 9001
13 1 (0.14%) PERC
System Software
1 120 (17.12%) Active Directory
2 104 (14.84%) Hyper-V
3 96 (13.69%) Terminal Server
4 43 (6.13%) Docker
5 16 (2.28%) VMware Infrastructure
6 12 (1.71%) Firmware
7 8 (1.14%) vSphere
8 6 (0.86%) Virtual Machines
9 2 (0.29%) Time Sharing Option
10 1 (0.14%) Apache Flume
10 1 (0.14%) KVM
10 1 (0.14%) MetaFrame
10 1 (0.14%) Microsoft Virtual Server
10 1 (0.14%) Virtual Desktop
10 1 (0.14%) Virtual Servers
10 1 (0.14%) VMware ESXi
10 1 (0.14%) XenDesktop
Systems Management
1 48 (6.85%) Terraform
2 39 (5.56%) Kubernetes
3 14 (2.00%) Puppet
4 13 (1.85%) Progress Chef
5 12 (1.71%) CloudHub
6 10 (1.43%) Ansible
7 6 (0.86%) Kibana
7 6 (0.86%) Single Sign-On
8 5 (0.71%) SCCM
9 4 (0.57%) Microsoft Intune
10 2 (0.29%) WhatsUp Gold
11 1 (0.14%) Grafana
11 1 (0.14%) Podman
11 1 (0.14%) Prometheus
Vendors
1 192 (27.39%) Microsoft
2 113 (16.12%) VMware
3 103 (14.69%) Splunk
4 99 (14.12%) Veeam
5 96 (13.69%) Brocade
5 96 (13.69%) Nimble Storage
5 96 (13.69%) SolarWinds
5 96 (13.69%) Tanium
6 50 (7.13%) SAP
7 26 (3.71%) IBM
8 22 (3.14%) ServiceNow
9 17 (2.43%) Oracle
10 15 (2.14%) MuleSoft
11 14 (2.00%) Databricks
11 14 (2.00%) Salesforce
12 10 (1.43%) Google
12 10 (1.43%) Workday
13 9 (1.28%) Sage
14 7 (1.00%) Dynatrace
14 7 (1.00%) Guidewire