Senior Software Engineer, NSG

🕒 April 29

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Sophos

WebsiteLinkedInAll Job Openings

1001 - 5000 employees

Founded 1985

💼 Consulting

🏥 Healthcare

🏭 Manufacturing

💰 Post-IPO Equity on 2021-08

Consulting • Healthcare • Manufacturing

Sophos is a leading cybersecurity company that specializes in protecting businesses against advanced cyber threats. The company offers a comprehensive suite of security solutions, including endpoint protection, managed detection and response (MDR), network security, and cloud security. With a prevention-first approach, Sophos aims to stop ransomware and other cyber threats before they cause harm. Sophos provides services such as threat research, security training, and operational support to ensure robust defense against cyberattacks. Their solutions cater to various industries including finance, healthcare, government, manufacturing, and retail. The Sophos Central platform delivers centralized security management, integrating seamlessly with existing IT infrastructure to enhance security posture.

📋 Description

• Own and deliver the production AI harness (assistant-style features: agent loop, tools, guardrails, and evaluations) while driving developer automation and large-scale migration work. • Take ownership of end-to-end systems and not prompt-only or notebook-only work.

🎯 Requirements

• Proven experience designing and owning end-to-end distributed systems, including APIs, data models, storage strategies, caching, queuing, and handling failure scenarios and scalability challenges. • Strong foundation in computer science fundamentals such as data structures, concurrency, networking, and databases, with the ability to reason clearly about latency, throughput, and consistency trade-offs. • Ability to write clean, testable, and maintainable code, with a focus on robust API design, backward compatibility, and operational excellence. • Hands-on experience with at least two of the following languages: Python, Go, or Java, including the ability to read and modify code beyond your primary language when needed. • Experience building and deploying production-grade agents using frameworks such as LangGraph, Claude Agent SDK, OpenAI Agents, or Pydantic-AI, including tool integrations, MCP servers (e.g., FastMCP), and multi-agent orchestration. Familiarity with Temporal, Pydantic, FastAPI, and related ecosystems is highly valued. • Demonstrated experience developing evaluation frameworks, tracing mechanisms, and regression safeguards for LLM-based systems.

🏖️ Benefits

• Sophos operates a remote-first working model, making remote work the primary option for most employees. • Employee-led diversity and inclusion networks that build community and provide education and advocacy • Annual charity and fundraising initiatives and volunteer days for employees to support local communities • Global employee sustainability initiatives to reduce our environmental footprint • Global fitness and trivia competitions to keep our bodies and minds sharp • Global wellbeing days for employees to relax and recharge • Monthly wellbeing webinars and training to support employee health and wellbeing