Software Engineer II

Overview

Software Engineer II role for Mimecast’s Managed Threat Response team in Bengaluru, India.

What you'll do

• Own meaningful parts of Mailroom and Threat Portal and contribute to Managed Email Incident Response and Remediation products.
• Design, build, and run solutions while working through ambiguity to identify what needs solving.
• Design new services and components and migrate legacy ones with scalability, reliability, and observability in mind.
• Use agentic AI development tools across design, implementation, testing, refactoring, and documentation, and coach peers on responsible use.
• Own merge quality including tests, reviews, observability, and rollback paths.
• Lead root cause analysis for production incidents spanning multiple systems and implement preventive work.
• Engage in Agile activities such as backlog refinement, planning, reviews, demos, and retrospectives.

What you'll need

• About four or more years building production software, including components/services owned beyond first release.
• Engineering fundamentals: data structures, algorithms, concurrency, API design, and testing.
• Ability to think about reliability, performance, and security before code reaches production.
• Proven AI-first development practice using agentic coding tools in day-to-day work.
• Critical judgement about where AI tools fail and discipline to not merge code you cannot explain.
• Strong proficiency in at least one modern backend language; stack is primarily Python and Django.
• Platform skills including relational data modeling/query performance and experience with distributed building blocks like caching and search, plus containerization, CI/CD, and foundational AWS services.

Nice to have

• Front-end experience with JavaScript, TypeScript, Angular, or React.
• Java experience.
• Prior work in cybersecurity or email security.
• Hands-on experience building LLM-backed application features such as retrieval, tool use, or evaluation harnesses.

Details

• Location: Bengaluru, India.
• Hybrid model: expected to come to the office at least two days per week.