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

6 months to
21 Jan 2026
Same period 2025 Same period 2024
Rank 229 361 468
Rank change year-on-year +132 +107 -70
Permanent jobs citing Legacy Systems 567 391 303
As % of all permanent jobs in the UK 0.92% 0.74% 0.48%
As % of the Miscellaneous category 2.73% 1.98% 1.33%
Number of salaries quoted 303 196 248
10th Percentile £46,250 £38,750 £37,500
25th Percentile £52,500 £39,250 £47,500
Median annual salary (50th Percentile) £65,000 £50,000 £58,750
Median % change year-on-year +30.00% -14.89% -18.83%
75th Percentile £81,875 £67,500 £77,500
90th Percentile £96,000 £106,875 £94,125
UK excluding London median annual salary £64,350 £45,000 £50,000
% change year-on-year +43.00% -10.00% -16.00%

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 20,778 19,731 22,844
As % of all permanent jobs advertised in the UK 33.76% 37.25% 36.32%
Number of salaries quoted 10,450 9,191 16,736
10th Percentile £28,000 £33,750 £31,250
25th Percentile £36,750 £46,250 £41,250
Median annual salary (50th Percentile) £55,000 £60,000 £60,000
Median % change year-on-year -8.33% - -7.69%
75th Percentile £77,500 £83,750 £80,000
90th Percentile £100,000 £111,250 £100,064
UK excluding London median annual salary £47,500 £55,000 £52,397
% change year-on-year -13.64% +4.97% -4.73%

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 21 January 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 21 January 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 +123 501 £67,500 +35.00% 239
UK excluding London +88 326 £64,350 +43.00% 219
London +104 193 £75,000 +36.36% 56
Work from Home +53 143 £63,076 +26.15% 100
South West +104 115 £62,600 -30.44% 32
North of England +13 55 £65,000 +52.94% 45
Midlands +7 55 £65,000 +52.94% 36
South East +8 47 £65,000 +44.44% 69
West Midlands +2 35 £65,000 +52.94% 16
Wales +26 32 £55,000 +46.67% 8
North East +19 23 £70,000 +137.29% 6
North West +8 21 £70,000 +64.71% 26
East Midlands 0 20 £60,100 +33.56% 20
East of England +15 14 £62,500 -3.85% 24
Yorkshire -14 11 £63,076 +40.17% 13
Scotland 0 9 £47,500 +6.74% 8
Channel Islands - 1 £90,000 -

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
1 102 (17.99%) Microsoft Exchange
2 14 (2.47%) Apache Airflow
3 13 (2.29%) Apache
4 10 (1.76%) Appian
4 10 (1.76%) Confluence
5 8 (1.41%) SharePoint
6 5 (0.88%) IIS
6 5 (0.88%) WinCC
7 3 (0.53%) CMS
8 2 (0.35%) Apache Spark
8 2 (0.35%) ColdFusion
8 2 (0.35%) FactoryTalk
8 2 (0.35%) JBoss
8 2 (0.35%) SAS
9 1 (0.18%) Adobe Experience Manager
9 1 (0.18%) Apache Synapse
9 1 (0.18%) Exchange Server 2003
9 1 (0.18%) Kentico
9 1 (0.18%) nginx
Applications
1 9 (1.59%) Microsoft Excel
1 9 (1.59%) Microsoft Office
2 4 (0.71%) MS Visio
3 2 (0.35%) Microsoft PowerPoint
3 2 (0.35%) Windchill
4 1 (0.18%) Adobe XD
4 1 (0.18%) Microsoft Project
4 1 (0.18%) Oracle Smart View
Business Applications
1 11 (1.94%) Dynamics CRM
2 7 (1.23%) Oracle Applications
3 6 (1.06%) Dynamics GP
4 3 (0.53%) NetSuite
5 2 (0.35%) Aladdin
5 2 (0.35%) Dynamics NAV
5 2 (0.35%) Oracle Cash Management
5 2 (0.35%) Oracle Payables
5 2 (0.35%) Oracle Procure-to-Pay
5 2 (0.35%) SAP FI
5 2 (0.35%) SAP S/4HANA
6 1 (0.18%) Primavera
6 1 (0.18%) SAP MDG
Cloud Services
1 257 (45.33%) Azure
2 113 (19.93%) Microsoft 365
3 97 (17.11%) AWS
4 42 (7.41%) Power Platform
5 36 (6.35%) Azure DevOps
6 26 (4.59%) Amazon Bedrock
6 26 (4.59%) Vertex AI
7 24 (4.23%) SaaS
8 23 (4.06%) GitHub
9 20 (3.53%) GCP
10 16 (2.82%) PowerApps
11 14 (2.47%) Azure Data Factory
12 13 (2.29%) Power Automate
13 11 (1.94%) Amazon CloudWatch
13 11 (1.94%) Amazon SQS
14 10 (1.76%) Anthropic Claude
14 10 (1.76%) Azure AI
14 10 (1.76%) Dynamics 365
14 10 (1.76%) PaaS
14 10 (1.76%) Stripe
Communications & Networking
1 102 (17.99%) DNS
2 101 (17.81%) DHCP
3 16 (2.82%) Firewall
4 7 (1.23%) Modbus
5 6 (1.06%) VPN
6 5 (0.88%) WAN
7 4 (0.71%) SD-WAN
7 4 (0.71%) TCP/IP
8 3 (0.53%) LAN
8 3 (0.53%) PuTTY
9 2 (0.35%) DMZ
9 2 (0.35%) Extranet
9 2 (0.35%) Intranet
9 2 (0.35%) Network Security
9 2 (0.35%) PSTN
9 2 (0.35%) Unified Communications
9 2 (0.35%) VoIP
9 2 (0.35%) Wi-Fi
10 1 (0.18%) Internet
10 1 (0.18%) NAS
Database & Business Intelligence
1 129 (22.75%) SQL Server
2 97 (17.11%) Amazon RDS
3 44 (7.76%) MySQL
4 38 (6.70%) SQL Server Integration Services
5 22 (3.88%) Power BI
6 16 (2.82%) PostgreSQL
7 13 (2.29%) Metadata
7 13 (2.29%) NoSQL
8 12 (2.12%) Data Warehouse
8 12 (2.12%) SQL Server Reporting Services
9 10 (1.76%) Pinecone
10 8 (1.41%) Relational Database
11 7 (1.23%) Azure SQL Database
11 7 (1.23%) Geospatial Data
11 7 (1.23%) MongoDB
12 6 (1.06%) Data Lake
12 6 (1.06%) Oracle Database
13 5 (0.88%) Amazon Redshift
13 5 (0.88%) Metadata Repository
14 4 (0.71%) BigQuery
Development Applications
1 23 (4.06%) Git
2 22 (3.88%) Octopus Deploy
3 21 (3.70%) TeamCity
4 16 (2.82%) Jenkins
5 13 (2.29%) GitLab
6 11 (1.94%) ERwin
6 11 (1.94%) JIRA
7 10 (1.76%) JUnit
7 10 (1.76%) MLflow
8 8 (1.41%) Cucumber
8 8 (1.41%) Selenium
9 5 (0.88%) Maven
10 3 (0.53%) SonarQube
10 3 (0.53%) Sonatype Nexus
10 3 (0.53%) Storybook
11 2 (0.35%) Synon
11 2 (0.35%) Visual Studio
11 2 (0.35%) Visual Studio Code
12 1 (0.18%) JMeter
12 1 (0.18%) LoadRunner
General
1 271 (47.80%) Social Skills
2 162 (28.57%) Analytical Skills
3 121 (21.34%) Finance
4 31 (5.47%) Public Sector
5 26 (4.59%) Banking
6 16 (2.82%) Law
6 16 (2.82%) Legal
6 16 (2.82%) Retail
7 15 (2.65%) Inclusion and Diversity
8 12 (2.12%) Manufacturing
9 11 (1.94%) Influencing Skills
10 8 (1.41%) Investment Banking
11 5 (0.88%) Documentation Skills
12 4 (0.71%) Organisational Skills
13 3 (0.53%) Aerospace
13 3 (0.53%) Marketing
14 2 (0.35%) Back Office
14 2 (0.35%) Billing
14 2 (0.35%) Music Industry
14 2 (0.35%) Pharmaceutical
Job Titles
1 101 (17.81%) Senior
2 96 (16.93%) Systems Engineer
3 95 (16.75%) Developer
4 74 (13.05%) Architect
5 67 (11.82%) Consultant
6 43 (7.58%) Lead
7 34 (6.00%) Analyst
8 28 (4.94%) Senior Developer
9 27 (4.76%) Senior Consultant
10 26 (4.59%) DevOps Engineer
10 26 (4.59%) Gen AI Consultant
11 25 (4.41%) Enterprise Architect
12 22 (3.88%) Data Architect
12 22 (3.88%) Data Engineer
13 21 (3.70%) Software Engineer
14 17 (3.00%) Software Developer
15 15 (2.65%) .NET Developer
15 15 (2.65%) Business Analyst
15 15 (2.65%) Principal Developer
16 14 (2.47%) Lead Architect
Libraries, Frameworks & Software Standards
1 64 (11.29%) .NET
2 37 (6.53%) REST
3 35 (6.17%) RESTful
4 33 (5.82%) React
5 27 (4.76%) LangChain
6 22 (3.88%) Spring
7 21 (3.70%) Pandas
8 20 (3.53%) Spring Boot
8 20 (3.53%) Web Services
9 19 (3.35%) Django
10 18 (3.17%) Flask
10 18 (3.17%) pytest
11 17 (3.00%) Kafka
12 13 (2.29%) OAuth
12 13 (2.29%) OpenAPI
13 12 (2.12%) AngularJS
13 12 (2.12%) CSS
13 12 (2.12%) Laravel
13 12 (2.12%) Swagger
14 11 (1.94%) TensorFlow
Miscellaneous
1 57 (10.05%) Cloud Native
2 36 (6.35%) Hybrid Cloud
3 30 (5.29%) Data Structures
4 22 (3.88%) Virtual Team
5 20 (3.53%) Low-Code
6 16 (2.82%) Legacy Applications
7 15 (2.65%) Driving Licence
8 14 (2.47%) Data Centre
8 14 (2.47%) Management Information System
9 12 (2.12%) Distributed Architecture
9 12 (2.12%) Enterprise Software
10 9 (1.59%) Analytical Mindset
11 8 (1.41%) Operational Technology
11 8 (1.41%) SCADA
12 7 (1.23%) Product Ownership
13 6 (1.06%) Reference Data
14 5 (0.88%) Clustering
15 4 (0.71%) Data Protection Act
15 4 (0.71%) IoT
15 4 (0.71%) NHS
Operating Systems
1 113 (19.93%) Windows
2 109 (19.22%) Linux
3 106 (18.69%) Windows Server
4 103 (18.17%) Windows Server 2016
5 4 (0.71%) VMS
6 3 (0.53%) CentOS
6 3 (0.53%) Red Hat Enterprise Linux
6 3 (0.53%) Ubuntu
6 3 (0.53%) Windows Server 2019
7 2 (0.35%) Windows 10
8 1 (0.18%) Solaris
8 1 (0.18%) Unix
8 1 (0.18%) Windows Server 2003
8 1 (0.18%) Windows Server 2012
Processes & Methodologies
1 237 (41.80%) Migration
2 180 (31.75%) Problem-Solving
3 106 (18.69%) Agile
4 102 (17.99%) CI/CD
4 102 (17.99%) Customer Service
5 99 (17.46%) Customer Experience
6 97 (17.11%) DevOps
7 96 (16.93%) Email Filtering
7 96 (16.93%) Kalman Filter
7 96 (16.93%) Vulnerability Remediation
7 96 (16.93%) Vulnerability Scanning
7 96 (16.93%) Web Filtering
8 88 (15.52%) AI
9 79 (13.93%) Stakeholder Management
10 77 (13.58%) Continuous Improvement
11 67 (11.82%) Roadmaps
12 55 (9.70%) Mentoring
13 53 (9.35%) Data Modelling
14 49 (8.64%) OO
14 49 (8.64%) Software Engineering
Programming Languages
1 90 (15.87%) SQL
2 55 (9.70%) Python
3 48 (8.47%) Delphi
4 46 (8.11%) C#
5 38 (6.70%) Pascal
6 36 (6.35%) PowerShell
7 34 (6.00%) JavaScript
8 33 (5.82%) Java
9 21 (3.70%) PHP
10 19 (3.35%) TypeScript
11 8 (1.41%) T-SQL
11 8 (1.41%) VBA
12 5 (0.88%) Bicep
13 4 (0.71%) Bash
13 4 (0.71%) PL/SQL
13 4 (0.71%) VB.NET
14 3 (0.53%) Scala
14 3 (0.53%) VB
15 2 (0.35%) RPG
15 2 (0.35%) Shell Script
Qualifications
1 117 (20.63%) Security Cleared
2 113 (19.93%) SC Cleared
3 57 (10.05%) Degree
4 36 (6.35%) Computer Science Degree
5 7 (1.23%) Azure Certification
6 4 (0.71%) DV Cleared
6 4 (0.71%) Microsoft Certification
7 3 (0.53%) HND
8 2 (0.35%) ACCA
8 2 (0.35%) CCNP
8 2 (0.35%) CIMA
8 2 (0.35%) Cisco Certification
8 2 (0.35%) TOGAF Certification
9 1 (0.18%) APMG
9 1 (0.18%) AWS Certification
9 1 (0.18%) AWS Certified Solutions Architect
9 1 (0.18%) CCNA
9 1 (0.18%) DBS Check
9 1 (0.18%) ITIL Foundation Certificate
9 1 (0.18%) Master's Degree
Quality Assurance & Compliance
1 98 (17.28%) Cyber Essentials
2 97 (17.11%) PCI DSS
3 50 (8.82%) QA
4 34 (6.00%) Data Quality
5 14 (2.47%) GDPR
6 8 (1.41%) Accessibility
6 8 (1.41%) ISO/IEC 27001
7 5 (0.88%) IEC 61508
8 4 (0.71%) COBIT
9 3 (0.53%) IEC 61131
9 3 (0.53%) NIST
9 3 (0.53%) PMO
10 2 (0.35%) Cyber Essentials PLUS
10 2 (0.35%) ISO 20022
11 1 (0.18%) Actionable Recommendations
System Software
1 106 (18.69%) Active Directory
2 104 (18.34%) Hyper-V
3 96 (16.93%) Terminal Server
4 52 (9.17%) Docker
5 13 (2.29%) VMware Infrastructure
6 3 (0.53%) VMware ESXi
7 1 (0.18%) Virtual Machines
7 1 (0.18%) Virtual Servers
7 1 (0.18%) VMware Server
7 1 (0.18%) vSphere
Systems Management
1 52 (9.17%) Kubernetes
2 42 (7.41%) Terraform
3 13 (2.29%) Grafana
4 6 (1.06%) Microsoft Intune
5 4 (0.71%) Prometheus
6 3 (0.53%) Ansible
7 2 (0.35%) CSIRT
7 2 (0.35%) Plesk
8 1 (0.18%) Cisco CUCM
8 1 (0.18%) FortiGate
8 1 (0.18%) Jamf Pro
8 1 (0.18%) Kibana
8 1 (0.18%) NetBackup
8 1 (0.18%) SCOM
8 1 (0.18%) vCenter Server
8 1 (0.18%) VxRail
8 1 (0.18%) ZABBIX
Vendors
1 190 (33.51%) Microsoft
2 114 (20.11%) VMware
3 101 (17.81%) Splunk
4 100 (17.64%) Veeam
5 99 (17.46%) SolarWinds
6 96 (16.93%) Brocade
6 96 (16.93%) Nimble Storage
6 96 (16.93%) Tanium
7 73 (12.87%) Oracle
8 30 (5.29%) Google
9 13 (2.29%) OpenAI
10 12 (2.12%) SAP
11 10 (1.76%) Automation Anywhere
11 10 (1.76%) HubSpot
11 10 (1.76%) UiPath
12 9 (1.59%) Salesforce
13 7 (1.23%) Cisco
13 7 (1.23%) Databricks
14 5 (0.88%) MuleSoft
14 5 (0.88%) Workday