Senior Software Engineer Location: Work Model: Hybrid / In-office as required
Employment Type: Full-time
Build the core systems behind an AI-native security platform. Gradient Cyber is building QAI, an AI-driven security operations platform used by 150+ organizations, including banks and other regulated businesses.
We are looking for a Senior Software Engineer who can own major components of the platform from design through production, mentor other engineers and help raise the technical bar across the team.
High-volume data ingestion and ETL pipelines
Analytical data platforms using ClickHouse and SQL
FastAPI backend services
LLM-powered applications and AI-agent workflows
Build and operate high-volume pipelines handling data from 150+ customers.
Build real-time dashboards using React, FastAPI and Go/WebSockets.
Build LLM features including retrieval, multi-step agents and output validation.
Design for strict customer data separation, security and auditability.
Review code and mentor mid-level engineers.
Contribute to testing, CI/CD, observability and engineering standards.
6+ years of professional software development experience.
~ Strong Python skills, with working proficiency in TypeScript and/or Go.
~ Hands-on experience with several of:
- ClickHouse or other analytical databases
- Strong SQL
- FastAPI or similar Python frameworks
- React
- GCP, AWS or Azure
- LLM-based applications
- Experience building and operating production systems.
- Experience with multi-tenant SaaS and customer data isolation.
- Solid understanding of testing, CI/CD and observability.
- Cybersecurity, SIEM or security tooling experience.
LangGraph, LangSmith, Langfuse or AI evaluation experience.
Real-time data visualization and WebSockets.
Mobile development using React Native/Expo or native iOS/Android.
Experience mentoring engineers or leading a technical workstream.
Work at the intersection of cybersecurity, AI and scalable software platforms.
Ship software that matters.
How to Apply Interested in building the core systems behind an AI-native cybersecurity platform
Apply through LinkedIn or send your resume to [HIDDEN TEXT]