Job Description

Req ID: 347201

NTT DATA strives to hire exceptional, innovative and passionate individuals who want to grow with us. If you want to be part of an inclusive, adaptable, and forward-thinking organization, apply now.

We are currently seeking a iSeries || AS/400 Developer to join our team in São Paulo, São Paulo (BR-SP), Brazil (BR).

We are seeking an experienced iSeries (AS/400) Developer with strong proficiency in CLLE , RPGLE , and SQL to support, enhance, and modernize our IBM i-based applications. The ideal candidate will be well-versed in the iSeries/AS400 ecosystem, possess strong analytical skills, and be capable of working across both new development and legacy system maintenance. Experience with the GMI application is a significant advantage.

Key Responsibilities

• Design, develop, test, and maintain applications on the iSeries/AS400 platform.
• Write, debug, and optimize programs using CLLE , RPGLE (free and fixed form) , and SQL .
• Analyze business requirements and translate them into technical specifications and solutions.
• Maintain and enhance existing applications, ensuring stability, scalability, and performance.
• Collaborate with cross-functional teams to troubleshoot and resolve application issues.
• Perform data analysis, data manipulation, and design of SQL queries, views, and stored procedures.
• Participate in code reviews, technical discussions, and architecture improvements.
• Support production deployments and provide on-call assistance as needed.
• Document technical designs, processes, and system configurations.

Required Skills & Qualifications

• 3–7+ years of hands-on development experience on IBM i / AS400 / iSeries systems.
• Strong command of CLLE and RPGLE (including modern free-form RPG).
• Proficiency with SQL on IBM i (DDL, DML, performance tuning, query optimization).
• Solid understanding of iSeries/AS400 system fundamentals, job queues, file structures, and libraries.
• Ability to read, analyze, and modify existing codebases.
• Strong problem-solving abilities and attention to detail.
• Effective communication skills and ability to work independently as well as in a team.

Preferred / Nice-to-Have

• GMI application experience or exposure (highly beneficial).
• Familiarity with modern IBM i tools, APIs, or integration technologies.
• Experience working in Agile or hybrid development environments.
• Knowledge of change management tools (e.g., Turnover, Aldon, Jira, or similar).
• Experience with modernization initiatives within iSeries environments.

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About NTT DATA

NTT DATA is a $30 billion business and technology services leader, serving 75% of the Fortune Global 100. We are committed to accelerating client success and positively impacting society through responsible innovation. We are one of the world's leading AI and digital infrastructure providers, with unmatched capabilities in enterprise-scale AI, cloud, security, connectivity, data centers and application services. our consulting and Industry solutions help organizations and society move confidently and sustainably into the digital future. As a Global Top Employer, we have experts in more than 50 countries. We also offer clients access to a robust ecosystem of innovation centers as well as established and start-up partners. NTT DATA is a part of NTT Group, which invests over $3 billion each year in R&D.

Whenever possible, we hire locally to NTT DATA offices or client sites. This ensures we can provide timely and effective support tailored to each client’s needs. While many positions offer remote or hybrid work options, these arrangements are subject to change based on client requirements. For employees near an NTT DATA office or client site, in-office attendance may be required for meetings or events, depending on business needs. At NTT DATA, we are committed to staying flexible and meeting the evolving needs of both our clients and employees. NTT DATA recruiters will never ask for payment or banking information and will only use @nttdata.com and @talent.nttdataservices.com email addresses. If you are requested to provide payment or disclose banking information, please submit a contact us form,

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