Senior Legacy Conversion Consultant
Remote
Job Summary
Analyze and assess legacy applications primarily developed in CA Gen, then execute large-scale migration projects using automation tooling to modernise enterprise systems. Define migration approaches for database access, online transactions, batch processing, and user interfaces, supporting phased strategies to deliver conversions to native COBOL environments and modern stacks like Java, .NET, and cloud platforms. Validate converted applications for functional equivalence and performance, while documenting standards and contributing to the continuous improvement of migration tooling and practices. Engage with customers and stakeholders to explain approaches and support technical proposals.
Required Qualifications
- Bachelor's degree in Computer Science or any related technical field
- Strong commercial experience with CA Gen (Cool:Gen)
- Experience with application migration, legacy modernisation or application re-platforming
- Experience analysing and working with: Gen Models, Action Diagrams, Business Components, Data Models and Data Structures, Online transaction processing, Batch processing, Relational database access, Performance tuning, UI design and implementation
- Experience working in Mainframe environments, including exposure to 3270 block-mode applications
- Experience with one or more of the following technologies: COBOL (CICS, IMS-DC and DB2), Java, .NET, Spring Boot, Angular, Cloud platforms
- Experience using or implementing automation tooling for application migration or conversion
- Experience working with XML or model extraction as part of migration projects
- Strong troubleshooting and debugging skills
- Excellent analytical and problem-solving abilities
- Good communication skills with the ability to work directly with technical and business stakeholders
- Collaborative approach with a focus on delivery and continuous improvement
- Strong English communication skills, written and verbal
Desired Qualifications
- MigrationWorks or similar application migration tooling
- Experience supporting structured Gen conversion or regeneration programmes
- Experience delivering migrations across multiple target platforms such as COBOL, Java, .NET or Angular
- Mainframe tooling including: ISPF, JCL, SPUFI, SCLM
- CI/CD tools such as: Jenkins, GitHub Actions, Azure DevOps
- Experience contributing to migration frameworks, automation tooling or application modernisation initiatives
- Experience modernising enterprise applications to cloud or hybrid environments
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