Job Title: Software Developer - Payment Integration Services Location: Mumbai/Pune Position Type: Full-Time Overview We are an fintech company offering a range of value-added services to our clients. Our new initiative is about providing integration support for payment services on behalf of global payment networks to their customers in India and other international markets. We invite diligent and passionate developers to join our growing team for driving our growth. We offer competitive compensation and an enabling work environment. Role Summary This role requires a solid understanding of payment systems (especially ISO 8583) with relevant experience of working strong foundation in modern programming languages, and a collaborative spirit to thrive in the dynamic and secure environment of financial technology. We are seeking a motivated and skilled Software Developer to join our payment integration projects. The ideal candidate will be a key contributor with 4-5 years of hands-on experience in the financial services and/or payments domain. You will be responsible for developing, testing, and maintaining robust and secure payment solutions that connect banks to global payment networks, working alongside a team of talented engineers. Key Responsibilities Development & Implementation: Actively participate in the design, coding, and debugging of complex payment integration solutions using Java, .NET, or Node.js. Code Quality: Write clean, maintainable, and efficient code while adhering to best practices and coding standards. Participate in peer code reviews to ensure high-quality deliverables. Testing & QA: Develop and execute unit tests, integration tests, and support the quality assurance process to ensure the reliability and performance of payment solutions. Technical Contribution: Contribute to the entire project lifecycle, from technical design and implementation to deployment and support. Collaboration: Work closely with senior developers, project managers, and QA engineers to deliver features and resolve technical issues. Problem Solving: Analyze and troubleshoot technical issues in payment processing flows, contributing to timely resolutions. Required Skills and Qualifications Essential Domain Expertise in Payments A strong, practical understanding of the payment's ecosystem is a critical requirement for this role. ISO 8583 Protocol: Strong, hands-on knowledge of the ISO 8583 messaging standard. This must include: Experience in parsing and constructing ISO 8583 messages. Solid understanding of Message Type Indicators (MTIs), Processing Codes, Data Elements, and Bitmaps. Familiarity with different dialects of ISO 8583 is a plus. Global Card Network Operations: Good understanding of the end-to-end transaction lifecycle, including: Authorization, clearing, and settlement processes. Familiarity with network message specifications and transaction flows. Experience with test simulators for network certification is highly desirable. Security & Compliance: A firm grasp of payment security standards and practices. PCI DSS: Knowledge of Payment Card Industry Data Security Standard requirements and secure coding practices. Experience with data encryption, tokenization, and handling of sensitive cardholder data. EMV & Card Technologies: Familiarity with EMV standards for both contact and contactless (NFC) transactions. Technical Skills Programming Languages: 4-5 years of hands-on development experience with proficiency in one or more of the following: Java: Spring Framework (Spring Boot), Hibernate/JPA, Maven/Gradle. .NET: C#, ASP.NET Core, Entity Framework. Node.js: Express.js, and a good grasp of asynchronous programming. API Development: Experience in developing and consuming RESTful APIs. Database Systems: Proficiency with relational databases (e.g., PostgreSQL, Oracle). DevOps Practices: Familiarity with CI/CD concepts and version control systems like Git. Professional Skills Teamwork & Collaboration: A strong team player with the ability to work effectively in a collaborative environment. Communication: Good verbal and written communication skills. Problem-Solving: Strong analytical and troubleshooting skills with a keen attention to detail. Eagerness to Learn: A passion for technology and a desire to learn and grow within the payment's domain. Educational Background Bachelors degree in Computer Science, Information Technology, or a related engineering field. What We Offer Opportunity to work on projects with Global Card Network A competitive salary and benefits package. The opportunity to work on high-impact projects with major financial institutions. A clear career path with opportunities for growth and professional development. A culture of continuous learning and mentorship.

Job Title: Lead Developer - Payment Integration Services Location: [Mumbai, Kochi] Position Type: Full-Time Company Overview We are an established software services company embarking on a strategic initiative to build a center of excellence for payment technology. Our new venture focuses on developing, implementing, and debugging sophisticated payment integrations for leading banks. We are at the forefront of enabling seamless and secure financial transactions, and we are looking for a passionate leader to drive this critical function. Role Summary We are seeking an experienced and highly skilled Lead Developer to spearhead our payment integration projects. The ideal candidate will be a hands-on technical leader with 7-8 years of experience in the financial services and/or payments domain. You will be responsible for leading a team of talented engineers in designing, developing, and maintaining robust and secure payment solutions that connect banks to global payment networks. This role requires a unique blend of deep technical expertise in modern programming languages, profound domain knowledge of payment systems (especially ISO 8583), and proven leadership capabilities to navigate the complexities of a banking environment. Key Responsibilities Technical Leadership & Architecture: Lead the architectural design and development of high-quality, scalable, and secure payment gateway solutions and API integrations. Development & Implementation: Actively participate in coding, code reviews, and debugging of complex payment integration solutions using Java, .NET, or Node.js. Project Delivery: Drive projects from conception to completion, ensuring they meet client requirements, industry standards, and are delivered on time. Team Mentorship: Mentor, guide, and develop a team of software engineers, fostering a culture of technical excellence, innovation, and collaboration. Stakeholder Collaboration: Serve as the primary technical point of contact for banking clients, payment providers, and internal business teams to ensure alignment and clear communication. Quality & Security Assurance: Enforce rigorous testing standards and secure coding practices to ensure the reliability, performance, and compliance of all payment solutions. Problem Solving: Troubleshoot and resolve complex, mission-critical issues in payment processing flows, often in high-pressure situations. Required Skills and Qualifications Essential Domain Expertise in Payments (Mandatory) A deep and practical understanding of the payments ecosystem is the most critical requirement for this role. ISO 8583 Protocol: Expert-level, hands-on knowledge of the ISO 8583 messaging standard is non-negotiable. This must include: Extensive experience in parsing, constructing, and manipulating ISO 8583 messages. Deep understanding of Message Type Indicators (MTIs), Processing Codes, Data Elements, and Bitmaps. Experience with various regional and network-specific dialects of ISO 8583. Global Card Network Operations (Mastercard/Visa): Comprehensive knowledge of the end-to-end transaction lifecycle, including: Authorization, clearing, and settlement processes. Network message specifications and transaction flows for both credit and debit. Experience with network certification processes and test simulators. Security & Compliance: Profound understanding of payment security standards and practices. PCI DSS: In-depth knowledge of Payment Card Industry Data Security Standard requirements and their implementation in software architecture. Expertise in data encryption, tokenization, and secure management of sensitive cardholder data. EMV & Card Technologies: Solid understanding of EMV standards for both contact and contactless (NFC) transactions, including knowledge of EMV data tags and transaction flows. Technical Skills Programming Languages: 7+ years of hands-on development experience with expertise in one or more of the following: Java: Spring Framework (Spring Boot, Spring Security), Hibernate/JPA, Maven/Gradle. .NET: C#, ASP.NET Core, Entity Framework. Node.js: Express.js, and a strong grasp of asynchronous programming. API Development: Proven experience in designing, building, and securing RESTful APIs for financial services. Database Systems: Proficiency with relational databases (e.g., PostgreSQL, Oracle) and familiarity with NoSQL databases. DevOps Practices: Familiarity with CI/CD principles and tools (e.g., Jenkins, GitLab CI) is highly desirable. Leadership & Professional Skills Proven Leadership: Demonstrated experience in leading a software development team, including task allocation, performance management, and technical mentorship. Banking Environment Experience: A strong understanding of the operational and security constraints of working within a bank's IT environment, including change control and risk management processes. Communication & Collaboration: Exceptional communication skills with the ability to articulate complex technical concepts to both technical and non-technical stakeholders. Analytical Problem-Solving: Superior analytical and troubleshooting skills with a passion for solving complex technical puzzles under pressure. Educational Background Bachelors or Masters degree in Computer Science, Information Technology, or a related engineering field. What We Offer A competitive salary and benefits package. The opportunity to lead and build a core practice area in a growing company. A challenging and rewarding role working on high-impact projects with major financial institutions. A culture of continuous learning and professional development.