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Job Title: Senior Software Engineer Java Backend ( with UPI / TPAP / Digital Payments background) Location: Gurugram Experience: 57 Years Qualification : B.Tech. or M.Tech. from premier college About the Role We are looking for a highly skilled Senior Java Backend Engineer to build next-generation digital payment platforms. The ideal candidate should have strong expertise in Java, Spring Boot, Microservices, and distributed systems, along with hands-on experience in UPI, TPAP, NPCI, Payment Gateway, BBPS, or other digital payment systems. You will be responsible for designing and developing secure, scalable, and high-performance backend services that process millions of transactions while ensuring high availability, reliability, and an outstanding customer experience. Key Responsibilities Design, develop, and maintain scalable backend applications using Java, Spring Boot, and Microservices. Build and enhance payment solutions for UPI, TPAP platforms. Develop secure REST APIs and integrate with NPCI, banking systems, payment switches, and third-party services. Optimize application performance, API response times, and database queries. Participate in system design, architecture discussions, and code reviews. Troubleshoot production issues, perform root cause analysis, and improve platform reliability. Write clean, maintainable, and high-quality code following engineering best practices. Collaborate with Product, QA, DevOps, and cross-functional teams to deliver business features on time. Required Skills 57 years of hands-on experience in Java backend development. Strong expertise in Java 17 or above, Spring Boot, Spring MVC, MySQL, and Microservices. Good understanding of REST APIs, MongoDB, Redis, Kafka, and distributed systems. Experience with Git, CI/CD, Docker, Kubernetes, and cloud platforms such as AWS or Azure is preferred. Strong knowledge of system design, scalability, high availability, caching, and performance optimization. Excellent debugging, analytical, and problem-solving skills. Preferred Domain Experience Candidates with hands-on experience in UPI, TPAP, NPCI, Payment Gateway, Wallet, Banking APIs, or other FinTech products will be preferred. Experience in building high- volume transaction processing systems and knowledge of PCI-DSS and secure payment architecture is a strong advantage. What We Are Looking For We are looking for engineers who are passionate about building secure, scalable, and high- performance payment platforms. The ideal candidate should have a strong ownership mindset, excellent coding and design skills, and the ability to work in a fast-paced workplace. .
Here's how to pick the right one and stand out in your application.
144.883Jobs
31.687IN
81%EN
That number is real. WorkMundi's database shows 144,883 open engineer roles across the world. India has the most with 31,687 jobs, followed by the United States with 30,084. If you just finished reading one job ad and felt paralyzed by choice, you're not alone—but this scale is actually an advantage. It means you can afford to be selective.
Start by geography and language. The majority of engineer ads—117,837 of them—have the job posting text written in English. Use that as one filter, but remember: the ad text language tells you nothing about whether the role actually requires you to speak English day-to-day. Read the job description carefully. Then check which countries have the volume you're targeting. Singapore, Poland, and Australia round out the top five after India and the US.
Next, learn who's hiring. Accenture has posted 2,801 engineer roles. andurilindustries, speechify, and jobgether are also actively recruiting. If you're applying to one of these names, research their hiring patterns and interview style before you apply. That homework pays off.
When you interview, expect the question every engineer hears: 'Tell me about a time you had to debug a problem that wasn't in your job description.' Have a specific story ready—not a general one. Name the tools, the deadline pressure, and what you learned. Hiring managers listen for whether you see problem-solving as part of the role itself, not a favour.