Mainframe Analyst Developer

October 9, 2026

Remote

Senior

Val-De-Marne, France

Description

A Mainframe Analyst Developer is sought for a major player in its sector as part of a large-scale reorganisation programme. Integrated into an Agile Scrum team, you will help maintain a strategic application landscape that ensures exchanges with payment networks and anti-fraud systems. The role covers requirements analysis, implementation of regulatory and business changes, and continuous improvement of existing solutions.

Responsibilities

Analyze business needs and gather user expectations
Translate needs into general and detailed functional specifications
Validate functional specifications and ensure their consistency
Define acceptance strategies and coordinate validation phases
Carry out or validate impact studies and related cost estimates
Coordinate and control development phases
Estimate effort, constraints and risks of requested changes
Organize, prepare and lead acceptance test campaigns
Write functional documentation and acceptance test documents
Maintain the documentation base of the application landscape
Handle integration and deployment of application changes
Support users during approval and acceptance phases
Manage validation, approval and production incidents using dedicated tools
Analyze incidents, coordinate resolution and track corrective actions
Communicate regularly on work progress and incidents
Propose continuous improvements to processes and applications to reduce recurring costs

Requirements

MVS mainframe operating system
COBOL programming language
JCL job control language
DB2 database
Knowledge of mainframe environments
Experience in application support and incident management
Knowledge of Jira or an equivalent incident management tool
Business requirements analysis
Writing general and detailed functional specifications
Acceptance testing management and functional validation
Incident management and maintaining operational readiness
Coordination with technical and business teams
User support and assistance
Significant hands-on experience in mainframe environments
Autonomy, rigor and strong organizational skills
Excellent analytical and synthesis skills
Teamwork and cross-team collaboration
Good interpersonal skills, service orientation and effective communication
Curiosity, proactivity and ability to handle several topics in parallel

Conditions

Availability for occasional off-hours interventions in the evening, at night or on weekends
Access to training through the company's own training institute
Internal e-learning platform available 24/7
Close follow-up by HR and business teams with regular on-site client visits
Opportunities to work on assignments with large corporate clients

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