Senior Mainframe Developer

Luxoft; Remote; GBP 50,000 - 70,000; Full time

Job summary

A leading technology service provider is looking for a Senior Mainframe Developer to enhance existing COBOL codebases and migrate business logic to modern architectures. The ideal candidate will have over 5 years of proficiency in COBOL, strong debugging skills, and experience in distributed teams with US customers. The role involves collaboration with Java teams and troubleshooting during migrations. Excellent communication skills are essential for effective knowledge transfer.

Qualifications

• 5+ years of experience in COBOL development and JCL.
• Strong debugging, performance tuning, and problem-solving skills.
• Experience working in distributed, global teams.

Responsibilities

• Analyze and enhance existing mainframe codebase.
• Extract business logic from mainframe for migration.
• Troubleshoot and debug issues within mainframe applications.

Skills

Proficiency in COBOL development

Strong debugging skills

Experience with CICS transactions

DB2 database programming

Excellent communication skills

Job description

Project description

Modernization as a Service (MaaS) is a horizontal practice, supporting all business verticals in the company. We are looking for a Senior Mainframe Developer who will be able to work with different modernization projects.

Responsibilities

• - Analyze, understand, and enhance existing mainframe codebase (COBOL, JCL, CICS, DB2, IMS).- Extract and transform business logic from mainframe systems for migration to modern architecture.- Troubleshoot, debug, and resolve issues within mainframe applications during migration.- Collaborate with Java and client teams to ensure smooth transition and accurate functionality replication.- Provide knowledge transfer and documentation of mainframe components and processes.

SKILLS

Must have

• - Proficiency in COBOL development and JCL (5+ years).- Strong debugging, performance tuning, and problem-solving skills.- Experience with CICS transactions and DB2 database programming.- Solid understanding of mainframe batch and online processing.- Experience working in distributed, global teams with US customers.- Excellent communication skills for collaboration with client teams.

Nice to have

- Experience with IMS, VSAM, or HLASM.- Familiarity with large-scale system migrations and modernization projects.- Understanding of integration between mainframe and cloud-based systems.- Prior experience in banking or financial services industry.- Knowledge of automation tools for mainframe testing and deployment.