Job Summary: NTT DATA is seeking a COBOL Mainframe Developer (Senior) to join its Digital Lovers team, building a collaborative and creative environment. Key Highlights: 1. Career path opportunity at a leading IT consulting firm 2. Inclusive environment where every voice is heard 3. Ongoing training and certifications We are NTT DATA, the world’s largest IT services company, with over 140,000 professionals operating in more than 50 countries. We deliver business solutions, strategy, technology application development and maintenance, and outsourcing services. We aim to continue building a unique environment of collaboration, creativity, closeness, and generosity—enabling us to evolve together as a community and as a society, thriving in a day-to-day life filled with new and better possibilities. At NTT DATA, we are all Digital Lovers—united by technology and heart; two concepts that, when combined, yield infinite possibilities. Being a Digital Lover means being passionate about digital, putting your heart into what you do, daring to dream big, and starting each project with butterflies in your stomach. You’re just one step away from becoming a Digital Lover—we invite you to review the COBOL Mainframe Developer (Senior) vacancy and experience this journey! What qualifications must you meet? University degree in Systems Engineering, Computer Science, or related fields. Minimum 5 years’ experience developing COBOL in Mainframe environments (OS 390/ZOS). Experience in: COBOL Batch and Online (CICS). JCL (Job Control Language). DB2 (SQL queries, basic optimization). VSAM files (KSDS, ESDS, RRDS). Proficiency with tools and environments: TSO/ISPF, Control-M / scheduling tools (desirable), Changeman / Endevor or other Mainframe version control tools. Knowledge of: Batch and transactional processing Mainframe development lifecycle Technical analysis and reading functional specifications Desirable: Artefactory tool. Use of management tools such as Jira. Good development practices and adherence to standards. Intermediate knowledge of security patterns: mutual authentication, digital certificates, asymmetric keys (TLS 1.2, SSL, HTTPS, RSA Adaptive). What do we offer? Outstanding career path opportunity at our market-leading IT consulting firm. 100% remote work modality (requires residence outside Lima or verifiable provincial residence). Monthly meal allowance card. Corporate discounts. Indefinite-term contract from day one. Ongoing Microsoft and AWS training and certifications. 100% covered EPS (health insurance) for the employee and partial coverage for dependents. 100% oncological insurance coverage for both the employee and dependents. · NTT DATA is an inclusive environment where every voice is heard and every story is valued. Therefore, our selection and recruitment process focuses on identifying talent without distinction or bias related to gender, sex, sexual orientation, disability, age, or other personal characteristics. -Requirements- Minimum education: University graduate years of experience Keywords: developer, programmer, home, remote, remote work, telework, home