Lead Site Reliability Engineer

About Us

Build the future of banking.

Zeta is a next-generation banking technology company providing cloud-native, fully stackable processing and core banking platforms for issuers. With a focus on scalability, compliance, and innovation, Zeta empowers financial institutions to modernize their technology infrastructure and deliver secure, seamless digital banking experiences.

Our impact runs at real-world scale. Today, over 25 million cards are live on Zeta-powered platforms across 7 countries, supported by a passionate team of 1,700+ Zetanauts across India, the US, EMEA, and Asia. Backed bySoftBank Vision Fund, Mastercard, and other reputed strategic investors, we reached a valuation of $2 billion in 2025.

Our focus is on establishing product lines that focus on key outcomes by addressing real customer pain points, modernizing legacy systems, and strengthening core fundamentals. As a result, our systems and platforms support a wide range of banking and payments capabilities, including:

• Tachyon, our cloud-native banking stack built for population-scale systems
• Cipher, our unified authentication platform for secure, high-volume banking environments
• Digital Credit as a Service, enabling banks to launch credit lines on UPI
• Elena, our intelligent and conversational AI platform for banking.
• Pixel, India’s first digital-native credit card, launched in partnership with HDFC Bank, for whom we also revamped their PayZapp mobile app: Winner of the Celent Model Bank Award for Payments Innovation 2024.
• Sparrow, the leading card experience for non-prime cardholders in the US

…and more across cards, payments, lending, and core banking.

We are an engineering-first organization that values ownership, bias for action, and long-term thinking. Together, we solve some of the hardest problems in banking tech. Our culture is built around trust, collaboration, and creating the conditions for you to drive impact proportionate to your potential. Reinforcing our commitment to creating an inclusive and supportive workplace, we have been consistently recognized as a Great Place toWork.

Ifyou want to build cutting-edge banking tech that enables banks to serve millions reliably, securely, and at a population scale, Zeta is yourplayground. If you would like to learn more about how we have grown and evolved over the years, watch our journey here. You can also explore our website and follow us on LinkedIn,Instagram,YouTube, andX .