Staff Software Engineer - AI Tools (C++)

TL;DR

Staff Software Engineer (C++/AI): Building AI-powered tools and integrations for game engines, editors, and backend services with an accent on C++ performance, LLM integration, and build automation. Focus on designing stable API surfaces, implementing RAG/tool calls, and optimizing memory-aware code for PC and console platforms.

Location: Remote (Must be based in the UK)

Company

Sony Interactive Entertainment is the company behind the hirify.global brand, delivering cutting-edge hardware and network services to millions of users worldwide.

What you will do

• Develop engine/editor plugins, runtime SDKs, and services integrating LLMs into game clients and servers.
• Write and optimize high-performance, memory-aware C++ for PC and console builds with tight frame budgets.
• Design stable API surfaces (C++/C, gRPC/HTTP) with versioning, telemetry, and backward compatibility.
• Establish CI/CD pipelines for game builds and tools, including artifact packaging and regression suites.
• Implement production LLM integrations focusing on prompting, RAG, tool calls, and safety guardrails.
• Collaborate with studio engineering, tech art, and design to standardize AI tooling across hirify.global Studios.

Requirements

• 5+ years of experience building production software in modern C++ (C++17/20).
• Proven experience shipping tools or runtime features in AAA game engines.
• Experience delivering features or tooling that integrate with LLMs or other ML services.
• Proficiency in engine-level automated testing, including headless execution and CI gating.
• Experience working with large repositories using Perforce and Git.
• Must be based in the United Kingdom.

Nice to have

• Experience with game backend networking (gRPC/HTTP) and observability (logs, metrics, traces).
• Knowledge of SDK/plugin packaging and semantic versioning for multiple studios.
• Familiarity with console platform requirements and certification workflows.
• Understanding of security, privacy, and responsible-AI practices in production systems.

Culture & Benefits

• Opportunity to work with some of the most beloved and recognizable intellectual properties in the world.
• Collaborative environment within a legacy of innovation and excellence.
• Commitment to diversity and inclusion as an Equal Opportunity Employer.
• Remote work flexibility for candidates located in the UK.