Legacy Modernisation Consultant: Mainframe to Java/.NET

TXP; Birmingham; Hybrid; GBP 60,000 - 90,000; Full time

Benefits offered by this job

25 days annual leave

Birthday leave

Salary sacrifice pension (4%)

Life assurance (3×)

Employee Assistance Programme (EAP)

Private medical insurance

Cycle to work scheme

Eye-care vouchers

Independent financial advisor

Social-value days

Job summary

TXP is hiring an Application Modernisation Consultant to help clients modernise critical business systems. This hybrid - UK, Permanent role combines deep mainframe expertise with modern platforms, using TXP’s migration tooling to analyse, convert and validate enterprise applications.

You’ll work on migrations to native COBOL environments and to modern platforms including Java, Spring Boot, .NET, Angular, and cloud technologies.

Qualifications

• Experience with COBOL, CICS, IMS‑DC and DB2 environments.
• Knowledge of mainframe tooling such as ISPF, SCLM, SPUFI and JCL.
• Experience with Java, Spring Boot, .NET, Angular or cloud-native technologies.

Responsibilities

• Analysing and assessing legacy applications, primarily developed in Gen.
• Executing application migrations using TXP’s automated conversion tooling.
• Supporting the migration of applications to native COBOL environments (CICS, IMS‑DC and DB2).
• Supporting the migration of applications to modern platforms including Java, Spring Boot, .NET, Angular, and cloud technologies.
• Defining migration approaches for databases, online transactions, batch processing and user interfaces.
• Validating converted applications to ensure quality, performance and functional equivalence.
• Collaborating with architects and technical teams to develop migration strategies and delivery roadmaps.
• Supporting proposals, Statements of Work and technical solution design activities.
• Contributing to the continuous improvement of TXP’s migration tooling and delivery methodologies.

Skills

COBOL

Java

.NET

Mainframe

CI/CD

JCL

ISPF

Cloud-native

Jenkins

Tools

Azure DevOps

Jenkins

GitHub Actions

Job description

TXP is hiring an Application Modernisation Consultant to help clients modernise critical business systems. This hybrid - UK, Permanent role combines deep mainframe expertise with modern platforms, using TXP’s migration tooling to analyse, convert and validate enterprise applications.

You’ll work on migrations to native COBOL environments and to modern platforms including Java, Spring Boot, .NET, Angular, and cloud technologies.