Developer Senior ILE COBOL / IBM i (AS/400)

This is us At Avenga, we believe that human creativity empowers technology that matters. Operating globally, our 6000+ specialists provide a full spectrum of services, including business and tech advisory, enterprise solutions, CX, UX and Ul design, managed services, product development, and software development.

This is the job
In Córdoba, Argentina, within the Financial Services & Banking industry, we are actively seeking a Senior ILE COBOL / IBM i (AS/400) Developer to strengthen our core banking technology team. In this role, you will play a key part in maintaining, evolving, and optimizing mission-critical software solutions that drive daily banking operations and ensure high availability for core financial services.

This is the team In your role, you'll become a vital member of a team of skilled software engineers, database specialists, and technical architects dedicated to core banking systems. Your primary responsibility will involve analyzing, developing, and enhancing legacy and modern application interfaces on the IBM i platform. Here, you will have the opportunity to make a meaningful contribution to critical banking infrastructure while advancing your own skills and technical career in a complex enterprise environment.

This is you

• Technical Expertise: Strong experience developing and maintaining applications using ILE COBOL on the IBM i (AS/400 / iSeries) platform.

• Domain Knowledge: Solid experience working in complex enterprise environments, preferably within financial services, banking, or high-transactional organizations.

• Core Skills: Solid understanding of IBM i architecture, native file handling, database management (DB2), application debugging, troubleshooting, and performance optimization.

• Methodologies & Quality: Familiarity with Software Development Lifecycle (SDLC) practices, code reviews, and technical documentation standards.

• Location & Availability: Based in Córdoba, Argentina (or surrounding areas) with availability to work in a hybrid model (3 days per week on-site) at the client's office.

Nice-to-have skills:

• Experience with application modernization and continuous improvement initiatives within IBM i environments.

• Hands-on experience with automated job scheduling, batch processing, and MFT integrations.

• Knowledge of banking modules such as loans, deposits, or transaction processing.

This is your role

• Develop, maintain, and support core business applications using ILE COBOL on the IBM i (AS/400) platform.

• Analyze business and technical requirements and translate them into efficient, scalable software solutions.

• Perform enhancements, bug fixes, performance tuning, and maintenance activities for existing banking applications.

• Conduct code reviews, ensure compliance with development standards, and write clear technical documentation.

• Troubleshoot, diagnose, and resolve critical application issues in production and non-production environments.

• Collaborate closely with business stakeholders, systems analysts, architects, and QA teams to deliver high-quality software solutions.

At Avenga, everyone matters. We provide equal opportunities in recruitment, career development, and leadership, regardless of race, ethnicity, gender identity, sexual orientation, disability, age, religion, or any other characteristic. We are committed to fostering a work environment where our diverse community of employees, candidates, and business partners actively shapes our growth. By bringing together people from different backgrounds and experiences, we build a workplace where everyone feels free to be themselves while honoring the boundaries of others.