Senior Software Engineer

Who are we? Securin is an AI-driven cybersecurity product based company backed up by services focused on proactive, adversarial exposure and vulnerability management. Our mission is to help organizations reduce cyber risk by identifying, prioritizing, and remediating the issues that matter most. Powered by a seasoned team of threat researchers and status as a Certified Naming Authority (CNA), Securin combines artificial intelligence / machine learning, threat intelligence, and deep vulnerability research (including the Dark Web) to deliver an adversarial approach to cyber defense. We help enterprises shift from reactive patching to strategic, risk-based exposure and vulnerability management – driving smarter security decisions and faster remediation. What do we provide? A chance to be on the leading edge of cybersecurity and AI Ability to have direct impact on company growth and revenue strategy An opportunity to mentor and be mentored by experts in multiple disciplines What do we deliver? Securin helps organizations to identify and remediate the most dangerous exposures, vulnerabilities, and risks in their environment. We deliver predictive and definitive intelligence and facilitate proactive remediation to help organizations stay a step ahead of attackers. By utilising our cybersecurity solutions, our clients can have a proactive and holistic view of their security posture and protect their assets from even the most advanced and dynamic attacks. Securin has been recognized by national and international organizations for its role in accelerating innovation in offensive and proactive security. Our combination of domain expertise, cutting-edge technology, and advanced tech-enabled cybersecurity solutions has made Securin a leader in the industry. Job Location : IIT Madras Research Park, A block, Third floor, 32, Tharamani, Chennai, Tamil Nadu 600113 Work Mode: Hybrid (Work from office, Chennai, 2 days a week to office) Responsibilities: ● Design & Development: Architect, implement, and maintain Java microservices processing high-volume data streams with hig level design pattern knowledge and debugging skills. ● Pipeline Engineering: Build and optimize ingestion pipelines (Kafka, Flink, Beam etc.) to ensure low-latency, high-throughput data flow. ● Secure Coding: Embed secure coding standards (OWASP, SAST/DAST integration, threat modeling) into the SDLC; implement authentication, authorization, encryption, and audit logging. ● Performance at Scale: Identify and resolve performance bottlenecks (JVM tuning, GC optimization, resource profiling) in distributed environments. ● Reliability & Monitoring: Develop health checks, metrics, and alerts (Prometheus/Grafana), and instrument distributed tracing (OpenTelemetry). ● Collaboration: Work closely with product managers, data engineers, SREs, and security teams to plan features, review designs, and conduct security/code reviews. ● Continuous Improvement: Champion CI/CD best practices (GitOps, automated testing, blue/green deployments) and mentor peers in code quality and performance tuning. Requirements ● Strong Java Expertise: 5-8 years of hands-on experience with Java 11+; deep knowledge of concurrency, memory management, and JVM internals. ● Secure Coding Practices: Proven track record implementing OWASP Top Ten mitigations, performing threat modeling, and integrating SAST/DAST tools. ● Big Data & Streaming: Hands-on with Kafka (producers/consumers, schema registry), Spark or Flink for stream/batch processing. ● System Design at Scale: Experience designing distributed systems (microservices, service mesh) with high availability and partition tolerance. ● DevOps & Automation: Skilled in containerization (Docker), orchestration (Kubernetes), CI/CD pipelines (Jenkins). ● Cloud Platforms: Production experience on AWS; familiarity with managed services (MSK, EMR, GKE, etc.). ● Testing & Observability: Expertise in unit/integration testing (JUnit, Mockito), performance testing (JMH), logging (ELK/EFK), and monitoring stacks. ● Collaboration & Communication: Effective communicator; able to articulate technical trade-offs and evangelize best practices across teams. Qualifications: ● Bachelor’s or Master’s in Computer Science, Engineering, or related field. ● 5-8 years of software development experience, with at least 3 years focused on data-intensive applications. ● Demonstrated contributions to production-critical systems serving thousands of TPS (transactions per second). ● Strong analytical and problem-solving skills; comfortable working in fast-paced, agile environments. Nice to Have: ● Open source contributions to streaming or security projects. ● Experience with infrastructure as code (Terraform, CloudFormation). Why should we connect? We are a bunch of passionate cybersecurity professionals who are building a culture of security. Today, cybersecurity is no more a luxury but a necessity with a global market value of $150 billion. At Securin, we live by a people-first approach. We firmly believe that our employees should enjoy what they do. For our employees, we provide a hybrid work environment with competitive best-in-industry pay, while providing them with an environment to learn, thrive, and grow. Our hybrid working environment allows employees to work from the comfort of their homes or the office if they choose to. For the right candidate, this will feel like your second home. If you are passionate about cybersecurity just as we are, we would love to connect and share ideas.