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Keeggo

Senior Mainframe Development Analyst – COBOL

Keeggo

Senior COBOL Developer at Keeggo leveraging expertise in developing complex solutions for critical environments. Focusing on technical leadership, team collaboration, and quality delivery.

Posted 7/8/2026full-timeSão Paulo • 🇧🇷 BrazilSeniorWebsite

About the role

Key responsibilities & impact
  • Design and develop scalable, high-performance back-end solutions.
  • Lead system architecture definition and technology selection.
  • Implement and optimize integrations with databases and other services.
  • Ensure code quality through reviews, testing, and development best practices.
  • Collaborate closely with other teams (front-end, DevOps, product) to align requirements and deliver efficient solutions.
  • Work in multidisciplinary agile teams, delivering customer value on high-demand, scalable, and mission-critical projects.
  • Opportunity to propose and learn new technologies, maintain existing applications, and help design and develop new, highly complex applications.
  • Maintain strong teamwork and communication skills to interact efficiently with the entire team.

Requirements

What you’ll need
  • COBOL — solid knowledge for developing new programs and maintaining existing ones
  • VSAM — knowledge of VSAM file structures for use in batch and online processes
  • DB2 — knowledge of the database and query formulation (DECLAREs or direct access)
  • CICS — experience maintaining screens and online programs/transactions
  • JCL — knowledge for creating and maintaining JCLs
  • Clear and effective communication
  • Teamwork and collaboration
  • Critical thinking and problem-solving
  • Proactivity and autonomy
  • Adaptability to change
  • Time management and organization
  • Ability to mentor and provide technical leadership
  • Empathy and active listening
  • Results-oriented mindset
  • Resilience when facing challenges

Benefits

Comp & perks
  • Flex Meal Card: Use a Flex Card for meals wherever you like, worry-free.
  • Comprehensive Health and Dental: Full coverage for medical and dental care, hassle-free.
  • Wellhub Wellness: Access gyms, studios, and fitness activities to keep body and mind balanced.
  • Childcare Support: Receive childcare assistance to help with your child's care.
  • Extended Parental Leave: More time to enjoy and care for your family during important moments.
  • Remote Work Support: Receive a Home Office Allowance to help with extra expenses.
  • Commuting Made Easy: Transportation allowance (Vale Transporte) to get you to and from work easily and without hassle.

ATS Keywords

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Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools
COBOLVSAMDB2CICSJCL
Soft Skills
Clear CommunicationTeamworkCritical ThinkingProactivityAdaptability