Staff Software Engineer

Posted 22 Days Ago
Be an Early Applicant
London, Greater London, England
In-Office
Expert/Leader
Gaming
The Role
The Staff Software Engineer will architect and operate AI middleware, develop data pipelines, and lead teams to deliver AI solutions while ensuring compliance and optimizing services.
Summary Generated by Built In

Why PlayStation?

PlayStation isn’t just the Best Place to Play — it’s also the Best Place to Work. Today, we’re recognized as a global leader in entertainment producing The PlayStation family of products and services including PlayStation®5, PlayStation®4, PlayStation®VR, PlayStation®Plus, acclaimed PlayStation software titles from PlayStation Studios, and more.

PlayStation also strives to create an inclusive environment that empowers employees and embraces diversity. We welcome and encourage everyone who has a passion and curiosity for innovation, technology, and play to explore our open positions and join our growing global team.

The PlayStation brand falls under Sony Interactive Entertainment, a wholly-owned subsidiary of Sony Group Corporation.

We are in search of a Staff Engineer with expertise in AI middleware and agent technology to help develop future AI middleware and agent platforms for PlayStation IT. This role blends deep expertise in AI engineering, systems integration, and full-stack development to design and deliver intelligent agents that operate across enterprise domains.

This is a hands-on senior engineering role that requires a strong bias for action, an agile attitude, and the ability to change directions quickly as the AI landscape evolves.

Key Responsibilities
  • Architect and Operate AI Middleware: Design, implement, and manage Model Context Protocol (MCP) servers, gateways, and API wrappers that securely expose enterprise systems, tools, and data for AI agent consumption.
  • Build and Govern Agentic Workflows: Deploy and extend agentic AI platforms (e.g., LangGraph, LangChain) to deliver resilient orchestration, enforcing governance, tracing, audit logs, and human-in-the-loop controls.
  • Develop Enterprise Data & Context Pipelines: Build scalable pipelines for parsing, cleaning, embedding, and storing structured and unstructured enterprise data (text, code, multimedia) to enable retrieval-augmented generation and domain-specific agent knowledge.
  • Productize and Optimize AI Services: Translate prototypes into production-grade microservices (Python/TypeScript, Kubernetes, CI/CD), optimizing for latency, throughput, resilience, and token/cost efficiency.
  • Ensure Security, Compliance, and Reliability: Engineer AI middleware and workflows that meet enterprise standards for safety, governance, compliance, and fault tolerance, with built-in monitoring, telemetry, and automated evaluation harnesses.
  • Lead, Collaborate, and Mentor: Partner multi-functionally with architects, platform teams, and product owners to deliver business-aligned AI solutions, while mentoring engineers and staying at the forefront of emerging LLM and middleware trends.
Qualifications
  • More than 10 years in software engineering, with a minimum of 3 years involved in building ML-, data-, or LLM-centric systems.
  • Proficiency in Python or TypeScript (ideally both) with strong software-engineering fundamentals (testing, design patterns, observability, performance tuning).
  • Practical knowledge of ML/GenAI concepts: embeddings, vector search, prompt engineering, fine-tuning, and evaluation metrics.
  • Solid understanding of workflow orchestration frameworks for LLM/GenAI pipelines.
  • Hands-on experience with data-pipeline tooling and batch/stream ETL.
  • Solid understanding of cloud platforms (AWS preferred), containerization (Docker, Kubernetes), and infrastructure-as-code (Terraform, CDK).
  • Excellent communication skills and a proven ability to collaborate across teams in a fast-paced environment.
Domain Expertise
  • LLM tooling: LangChain, LangGraph, LlamaIndex, Hugging Face Transformers, OpenAI or Anthropic APIs
  • Data stores: Postgres, DynamoDB, Redis, and vector databases such as Pinecone, Weaviate, FAISS
  • Observability: distributed tracing, metrics dashboards, cost monitoring for token-based services
  • Security & Responsible AI: PII redaction, content-safety filters, bias evaluation
  • Bonus: proficiency in Go, experience with multimodal or edge inference, contributions to GenAI open-source projects

Equal Opportunity Statement:

Sony is an Equal Opportunity Employer. All persons will receive consideration for employment without regard to gender (including gender identity, gender expression and gender reassignment), race (including colour, nationality, ethnic or national origin), religion or belief, marital or civil partnership status, disability, age, sexual orientation, pregnancy, maternity or parental status, trade union membership or membership in any other legally protected category.

We strive to create an inclusive environment, empower employees and embrace diversity. We encourage everyone to respond. 

PlayStation is a Fair Chance employer and qualified applicants with arrest and conviction records will be considered for employment.

Top Skills

Agent Technology
Ai Middleware
AWS
Cdk
Ci/Cd
Docker
DynamoDB
Faiss
Hugging Face Transformers
Kubernetes
Langchain
Langgraph
Openai Apis
Pinecone
Postgres
Python
Redis
Terraform
Typescript
Weaviate
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The Company
Aliso Viejo, CA
8,768 Employees
Year Founded: 1994

What We Do

PlayStation has been at the forefront of interactive and digital entertainment since the debut of our first console in 1994. Our products delight millions across the world through incredible games, cutting edge experiences and access to many types of media.
This commitment to amazing our fans is at the core of who we are and one we share with Sony Corporation, internationally known as a leader in music, movies and consumer electronics.
We can only achieve this goal by welcoming talented people and empowering them to do their best work. From game developers to data scientists, software engineers to cybersecurity experts, marketing to accounting and finance professionals, we’re always looking for talented people who share a passion for creating and our commitment to delivering amazement.

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