Staff Software Engineer - Java/Agentic AI/Big Data

About Zscaler Zscaler accelerates digital transformation to ensure our customers can be more agile, efficient, resilient, and secure. As an AI-forward enterprise, we are constantly pushing the envelope, leveraging the world’s largest security data lake to power our cloud-native Zero Trust Exchange platform. This innovation protects our customers from cyberattacks and data loss by securely connecting users, devices, and applications in any location. Here, impact in your role matters more than title and trust is built on results. We say, impact over activity. We seek innovators who actively use AI to amplify their impact and who thrive in an environment where we leverage intelligent systems to stay ahead of evolving threats. We believe in transparency and value constructive, honest debate—we’re focused on getting to the best ideas, faster. We build high-performing teams that can make an impact quickly and with high quality. To do this, we are building a culture of execution centered on customer obsession, collaboration, ownership, and accountability. We value high-impact, high-accountability with a sense of urgency where you’re enabled to do your best work and embrace your potential. If you’re driven by purpose, thrive on solving complex challenges, and want to be part of the team that’s helping to secure the AI age, we invite you to bring your talents to Zscaler and help shape the future of cybersecurity. Role We are looking for a Staff Software Engineer to join our team. This is a Bangalore based role, reporting to the Senior Engg. Manager - Data + AI in the ZDX Engineering department. You will be responsible for designing and developing our ZDX data platform bringing an AI-first approach to development that analyzes massive volumes of network data to detect anomalies, threats and patterns in near real time. You’ll solve complex real-world business problems by partnering closely with data architects and product teams to deliver impactful automation and intelligence. You will also help design and build Agentic AI systems—developing and orchestrating specialized autonomous agents. What you’ll do (Role Expectations) - Build and maintain large-scale distributed systems to support the data pipeline including data collection, feature engineering, servicing data from BigData sources, which includes Agentic AI components (agent workflows, orchestration, tool integrations, observability and real-time agent serving) - Solve complex real-world business problems like threat detection and business intelligence by working closely with stakeholders including data architects, product management, customer success and product engineering teams — building multi-agent solutions that automate analysis and decisioning (e.g., recommendation, triage, and segmentation/policy workflows) - Work closely with cross functional teams, assess task requirements and scheduling, participate in the development, debug, and support rollout/monitoring plans for agent-based systems Who You Are (Success Profile) - You thrive in ambiguity. You're comfortable building the path as you walk it. You thrive in a dynamic environment, seeing ambiguity not as a hindrance, but as the raw material to build something meaningful. - You act like an owner. Your passion for the mission fuels your bias for action. You operate with integrity because you genuinely care about the outcome. True ownership involves leveraging dynamic range: the ability to navigate seamlessly between high-level strategy and hands-on execution. - You are a problem-solver. You love running towards the challenges because you are laser-focused on finding the solution, knowing that solving the hard problems delivers the biggest impact. - You are a high-trust collaborator. You are ambitious for the team, not just yourself. You embrace our challenge culture by giving and receiving ongoing feedback—knowing that candor delivered with clarity and respect is the truest form of teamwork and the fastest way to earn trust. - You are a learner. You have a true growth mindset and are obsessed with your own development, actively seeking feedback to become a better partner and a stronger teammate. You love what you do and you do it with purpose. What We’re Looking for (Minimum Qualifications) - Foundational understanding of AI/ML technologies and experience leveraging, securing, or positioning AI-driven solutions to optimize outcomes within your functional domain - 5+ years of hands-on software development experience in Java, Springboot, preferably in data-intensive environments - Experience in working with Redis Cache, partitioning-aware query patterns, writing complex, high-performance queries for large-scale analytics platforms (Azure Data Explorer (ADX/Kusto), Google BigQuery) - Proven experience building and operating LLM or agent-based systems, including multi agent orchestration, agent to agent communications, state management and autonomous decision making agent workflows - De