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

6 months to
26 Aug 2026
Same period 2025 Same period 2024
Rank 288 304 534
Rank change year-on-year +16 +230 -129
Permanent jobs citing Legacy Systems 705 439 302
As % of all permanent jobs in the UK 0.65% 0.88% 0.36%
As % of the Miscellaneous category 2.49% 2.13% 1.11%
Number of salaries quoted 449 266 208
10th Percentile £45,000 £45,000 £40,000
25th Percentile £50,000 £52,500 £48,438
Median annual salary (50th Percentile) £67,500 £65,000 £65,000
Median % change year-on-year +3.85% - -
75th Percentile £82,500 £79,688 £90,000
90th Percentile £95,000 £95,000 £132,500
UK excluding London median annual salary £59,000 £62,500 £52,500
% change year-on-year -5.60% +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 28,271 20,584 27,095
As % of all permanent jobs advertised in the UK 25.95% 41.19% 32.45%
Number of salaries quoted 17,699 10,408 15,565
10th Percentile £31,125 £28,750 £30,868
25th Percentile £41,250 £36,925 £41,750
Median annual salary (50th Percentile) £57,500 £55,000 £57,500
Median % change year-on-year +4.55% -4.35% -8.09%
75th Percentile £80,000 £77,500 £80,000
90th Percentile £100,000 £102,500 £105,000
UK excluding London median annual salary £52,500 £47,500 £50,055
% change year-on-year +10.53% -5.10% -8.99%

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 26 August 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 26 August 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 +27 641 £66,000 +1.54% 254
UK excluding London +33 486 £59,000 -5.60% 140
Work from Home +71 201 £60,000 -4.00% 105
London -19 183 £80,000 +6.67% 137
South West +33 152 £55,000 -21.43% 21
North of England +17 117 £69,305 -0.99% 27
Midlands -30 76 £60,000 +4.35% 25
South East -50 57 £57,303 -0.34% 33
West Midlands -33 52 £55,000 -15.38% 11
North West +3 46 £69,305 -2.73% 17
Yorkshire -3 46 £80,000 +23.08% 6
East of England +7 41 £50,000 -20.00% 16
Wales -34 36 £72,500 +31.82% 3
North East -39 25 £52,500 -27.59% 4
East Midlands -11 24 £66,250 +32.50% 14
Scotland -5 5 £23,500 -55.24% 10
Northern Ireland -81 2 - - 7

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 (12.77%) Microsoft Exchange
2 30 (4.26%) Confluence
3 16 (2.27%) SharePoint Server
4 13 (1.84%) Anypoint
4 13 (1.84%) Mule
5 11 (1.56%) SharePoint
6 6 (0.85%) Apache
7 5 (0.71%) Apache Airflow
7 5 (0.71%) WordPress
8 4 (0.57%) IIS
9 3 (0.43%) Apache Spark
10 2 (0.28%) CMS
10 2 (0.28%) Jupyter
11 1 (0.14%) CICS
11 1 (0.14%) JBoss
11 1 (0.14%) nginx
11 1 (0.14%) NServiceBus
11 1 (0.14%) SAS
Applications
1 15 (2.13%) MS Visio
2 9 (1.28%) Microsoft Excel
2 9 (1.28%) Microsoft Office
3 7 (0.99%) Microsoft Project
3 7 (0.99%) Spreadsheet
4 2 (0.28%) Microsoft PowerPoint
5 1 (0.14%) Adobe XD
5 1 (0.14%) Simulink
5 1 (0.14%) Sketch
Business Applications
1 18 (2.55%) SAP S/4HANA
2 8 (1.13%) Dynamics CRM
3 7 (0.99%) SAP MDG
4 5 (0.71%) SAP MDG-BP
4 5 (0.71%) Unit4 Business World
5 4 (0.57%) Misys Midas
5 4 (0.57%) Workday HCM
6 3 (0.43%) NetSuite
7 2 (0.28%) Dynamics GP
7 2 (0.28%) Sage 50
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 CO
8 1 (0.14%) SAP FI
8 1 (0.14%) SAP FI/CO
8 1 (0.14%) SAP FSCM
8 1 (0.14%) SAP HCM
8 1 (0.14%) SAP MDG-F
Cloud Services
1 255 (36.17%) Azure
2 132 (18.72%) AWS
3 101 (14.33%) Microsoft 365
4 57 (8.09%) Azure DevOps
5 41 (5.82%) Power Platform
6 38 (5.39%) Serverless
7 29 (4.11%) SaaS
8 26 (3.69%) AWS CloudFormation
8 26 (3.69%) GCP
9 25 (3.55%) Dynamics 365
10 24 (3.40%) GitHub
11 19 (2.70%) AWS Lambda
11 19 (2.70%) Cloud Computing
12 17 (2.41%) GitHub Actions
13 16 (2.27%) Azure Cosmos DB
14 14 (1.99%) Entra ID
14 14 (1.99%) Snowflake
15 13 (1.84%) Lucidchart
16 11 (1.56%) Amazon SQS
17 10 (1.42%) PaaS
Communications & Networking
1 95 (13.48%) DNS
2 88 (12.48%) DHCP
3 15 (2.13%) SSL
4 14 (1.99%) Firewall
5 12 (1.70%) Network Security
6 10 (1.42%) VPN
7 9 (1.28%) WAN
8 6 (0.85%) HTTP
8 6 (0.85%) LAN
8 6 (0.85%) Wi-Fi
9 5 (0.71%) SAN
9 5 (0.71%) TCP/IP
10 3 (0.43%) Ethernet
10 3 (0.43%) NAS
10 3 (0.43%) Wireless
11 2 (0.28%) SD-WAN
11 2 (0.28%) VoIP
12 1 (0.14%) Broadband
12 1 (0.14%) MQTT
12 1 (0.14%) PBX
Database & Business Intelligence
1 83 (11.77%) Amazon RDS
2 49 (6.95%) SQL Server
3 35 (4.96%) Power BI
4 27 (3.83%) PostgreSQL
5 20 (2.84%) Data Warehouse
6 19 (2.70%) Db2
7 15 (2.13%) Relational Database
8 14 (1.99%) Azure SQL Database
9 12 (1.70%) MySQL
10 10 (1.42%) DTS
10 10 (1.42%) NoSQL
11 9 (1.28%) DynamoDB
12 8 (1.13%) Data Lake
13 7 (0.99%) Star Schema
14 6 (0.85%) Metadata
14 6 (0.85%) MongoDB
15 5 (0.71%) Geospatial Data
15 5 (0.71%) RDBMS
15 5 (0.71%) Snowflake Schema
15 5 (0.71%) SQL Server Integration Services
Development Applications
1 47 (6.67%) Git
2 41 (5.82%) JIRA
3 18 (2.55%) Jenkins
4 17 (2.41%) Selenium
5 15 (2.13%) JUnit
6 12 (1.70%) NUnit
7 11 (1.56%) Cypress.io
8 10 (1.42%) GitLab
9 7 (0.99%) JMeter
10 6 (0.85%) Mocha
10 6 (0.85%) Mockito
10 6 (0.85%) Postman
11 5 (0.71%) Jasmine
11 5 (0.71%) MSI
11 5 (0.71%) Visual Studio
12 3 (0.43%) Eclipse
12 3 (0.43%) Rational DOORS
12 3 (0.43%) SonarQube
12 3 (0.43%) TestRail
12 3 (0.43%) Zephyr
General
1 205 (29.08%) Social Skills
2 164 (23.26%) Analytical Skills
3 147 (20.85%) Finance
4 80 (11.35%) Public Sector
5 44 (6.24%) Manufacturing
6 39 (5.53%) Inclusion and Diversity
7 35 (4.96%) Law
8 34 (4.82%) Retail
9 33 (4.68%) Aerospace
10 22 (3.12%) Influencing Skills
11 17 (2.41%) Banking
12 15 (2.13%) Documentation Skills
13 14 (1.99%) Military
13 14 (1.99%) Presentation Skills
14 12 (1.70%) Marketing
15 10 (1.42%) Aviation
16 9 (1.28%) Electronics
16 9 (1.28%) Legal
16 9 (1.28%) Telecoms
17 8 (1.13%) Games
Job Titles
1 137 (19.43%) Senior
2 116 (16.45%) Developer
3 104 (14.75%) Architect
4 103 (14.61%) Software Engineer
5 89 (12.62%) Systems Engineer
6 75 (10.64%) Lead
7 55 (7.80%) Senior Software Engineer
8 50 (7.09%) Solutions Architect
9 46 (6.52%) Consultant
10 30 (4.26%) Analyst
11 23 (3.26%) Software Developer
12 22 (3.12%) Senior Developer
13 20 (2.84%) Business Analyst
13 20 (2.84%) Migration Consultant
14 18 (2.55%) Lead Developer
15 16 (2.27%) Senior Architect
16 14 (1.99%) Azure Engineer
16 14 (1.99%) MuleSoft Developer
17 13 (1.84%) Data Engineer
17 13 (1.84%) Professional Services Consultant
Libraries, Frameworks & Software Standards
1 71 (10.07%) .NET
2 59 (8.37%) React
3 50 (7.09%) Terraform
4 48 (6.81%) Node.js
5 46 (6.52%) Spring Boot
6 43 (6.10%) Spring
7 38 (5.39%) WPF
8 37 (5.25%) RESTful
9 32 (4.54%) HTML
9 32 (4.54%) REST
10 29 (4.11%) Vue
11 28 (3.97%) Kafka
12 27 (3.83%) CSS
13 24 (3.40%) Middleware
14 22 (3.12%) .NET Core
15 19 (2.70%) .NET Framework
16 17 (2.41%) OAuth
17 15 (2.13%) Ruby on Rails
18 14 (1.99%) OAuth2
19 13 (1.84%) RAML
Miscellaneous
1 93 (13.19%) Cloud Native
2 37 (5.25%) Onboarding
3 34 (4.82%) Greenfield Project
3 34 (4.82%) Mainframe
4 29 (4.11%) Data Centre
5 25 (3.55%) Product Ownership
6 22 (3.12%) Enterprise Software
7 20 (2.84%) Management Information System
7 20 (2.84%) Self-Motivation
8 19 (2.70%) iSeries
9 18 (2.55%) Enterprise Cloud
9 18 (2.55%) Legacy Applications
10 16 (2.27%) Distributed Computing
10 16 (2.27%) IoT
11 15 (2.13%) AI Agents
11 15 (2.13%) AS400
12 14 (1.99%) Distributed Systems
13 12 (1.70%) Private Cloud
14 11 (1.56%) EPoS
14 11 (1.56%) Operational Technology
Operating Systems
1 123 (17.45%) Windows
2 100 (14.18%) Linux
3 89 (12.62%) Windows Server
4 80 (11.35%) Windows Server 2016
5 5 (0.71%) AIX
6 4 (0.57%) VMS
7 3 (0.43%) Android
7 3 (0.43%) Apple iOS
7 3 (0.43%) Unix
8 2 (0.28%) zOS
Processes & Methodologies
1 271 (38.44%) Migration
2 189 (26.81%) Problem-Solving
3 163 (23.12%) Agile
4 160 (22.70%) CI/CD
5 140 (19.86%) Software Engineering
6 114 (16.17%) DevOps
7 112 (15.89%) Mentoring
8 109 (15.46%) Microservices
9 108 (15.32%) Continuous Improvement
10 104 (14.75%) AI
11 99 (14.04%) Customer Experience
12 91 (12.91%) Roadmaps
13 88 (12.48%) Customer Service
14 83 (11.77%) Kalman Filter
15 82 (11.63%) Web Filtering
16 81 (11.49%) Vulnerability Scanning
17 80 (11.35%) Email Filtering
17 80 (11.35%) Vulnerability Remediation
18 71 (10.07%) Test Automation
19 68 (9.65%) Infrastructure as Code
Programming Languages
1 100 (14.18%) C#
2 85 (12.06%) SQL
3 81 (11.49%) Python
4 74 (10.50%) Java
4 74 (10.50%) JavaScript
5 42 (5.96%) TypeScript
6 24 (3.40%) C++
7 19 (2.70%) PHP
7 19 (2.70%) RPG
8 17 (2.41%) Ruby
9 14 (1.99%) PowerShell
9 14 (1.99%) T-SQL
10 13 (1.84%) DataWeave
11 10 (1.42%) C
12 9 (1.28%) Go
13 8 (1.13%) ABAP
13 8 (1.13%) Shell Script
14 7 (0.99%) Bicep
15 6 (0.85%) RPG III
16 4 (0.57%) R
Qualifications
1 180 (25.53%) Security Cleared
2 157 (22.27%) SC Cleared
3 57 (8.09%) Degree
4 25 (3.55%) DV Cleared
5 19 (2.70%) BPSS Clearance
6 14 (1.99%) DBS Check
7 12 (1.70%) AWS Certification
7 12 (1.70%) TOGAF Certification
8 10 (1.42%) PMI Certification
9 9 (1.28%) Computer Science Degree
10 7 (0.99%) Master's Degree
11 4 (0.57%) CISM
11 4 (0.57%) CISSP
11 4 (0.57%) ITIL Certification
11 4 (0.57%) OCP
11 4 (0.57%) Oracle Certification
12 3 (0.43%) ISTQB
12 3 (0.43%) ISTQB Advanced Certification
12 3 (0.43%) Microsoft Certification
12 3 (0.43%) PMP
Quality Assurance & Compliance
1 84 (11.91%) Cyber Essentials
2 80 (11.35%) PCI DSS
3 35 (4.96%) Accessibility
4 28 (3.97%) Data Quality
5 23 (3.26%) QA
6 19 (2.70%) WCAG
7 16 (2.27%) GDPR
8 9 (1.28%) SLA
9 7 (0.99%) ISO/IEC 27001
9 7 (0.99%) NCSC
10 6 (0.85%) NIST
11 3 (0.43%) California Consumer Privacy Act
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%) ISO 20022
12 1 (0.14%) ISO 9001
System Software
1 104 (14.75%) Active Directory
2 90 (12.77%) Hyper-V
3 80 (11.35%) Terminal Server
4 45 (6.38%) Docker
5 18 (2.55%) VMware Infrastructure
6 16 (2.27%) Firmware
7 8 (1.13%) vSphere
8 6 (0.85%) Virtual Machines
9 3 (0.43%) KVM
10 2 (0.28%) 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 45 (6.38%) Kubernetes
2 14 (1.99%) Puppet
3 13 (1.84%) CloudHub
3 13 (1.84%) Progress Chef
4 10 (1.42%) Ansible
5 6 (0.85%) Kibana
6 5 (0.71%) SCCM
6 5 (0.71%) Single Sign-On
7 3 (0.43%) Grafana
7 3 (0.43%) Microsoft Intune
7 3 (0.43%) Prometheus
8 2 (0.28%) WhatsUp Gold
9 1 (0.14%) Podman
Vendors
1 175 (24.82%) Microsoft
2 99 (14.04%) VMware
3 88 (12.48%) Splunk
4 83 (11.77%) Veeam
5 80 (11.35%) Brocade
5 80 (11.35%) Nimble Storage
5 80 (11.35%) SolarWinds
5 80 (11.35%) Tanium
6 53 (7.52%) SAP
7 27 (3.83%) ServiceNow
8 26 (3.69%) IBM
9 25 (3.55%) Oracle
10 16 (2.27%) MuleSoft
10 16 (2.27%) Salesforce
11 15 (2.13%) Databricks
12 12 (1.70%) Workday
13 9 (1.28%) Google
14 7 (0.99%) Dynatrace
14 7 (0.99%) Guidewire
14 7 (0.99%) IFS