Software Engineer – AI

Thomson Reuters is seeking a Staff Software Engineer, AI to lead the design and delivery of AI-powered applications using .NET, Azure AI Services, Azure OpenAI, leveraging Retrieval-Augmented Generation (RAG) and Semantic Kernel for agentic orchestration. Own end-to-end solution quality (performance, security, reliability) and mentor engineers across teams.

As a Staff Software Engineer, AI you will:

• Architect and build .NET services and APIs integrating Azure OpenAI and Azure AI Services.
• Design and implement RAG pipelines using Azure AI Search for hybrid retrieval and grounding.
• Build agentic workflows with tool/function calling, planning, memory, and safe execution boundaries.
• Develop Semantic Kernel plugins/skills; configure planners, connectors, and memory stores.
• Implement observability for AI systems (cost, latency, token usage, quality metrics; App Insights/Open Telemetry).
• Partner with product, security, and data teams to align solutions with compliance and business outcomes.
• Mentor engineers; lead design reviews, write RFCs, and drive engineering excellence.

You are a potential fit for Staff Software Engineer, AI if your background includes:

• C#/.NET 7/8/9:
  Advanced async, streaming, DI, clean architecture, performance tuning.
• ASP.NET Core: REST APIs, authentication/authorization (OAuth2/OIDC/JWT), caching, resiliency.
• Azure AI Services: GPT models, embeddings, function calling, streaming responses, cost optimization.
• Azure OpenAI: GPT models, embeddings, function calling, streaming responses, cost optimization.
• Azure AI Search:
  Indexing, hybrid search (BM25 + vectors), skillsets, enrichers, re-ranking.
• Azure AI Foundry:
  Prompt flow orchestration, evaluation pipelines.
• RAG:
  Chunking strategies, metadata enrichment, hybrid retrieval, citation fidelity.
• Agentic AI:
  Multi-tool orchestration, planners, memory, error recovery, guardrails.
• Semantic Kernel (C#):
  Kernels, semantic/native skills, connectors, planners, memory stores.
• Infrastructure:
  Rabbit
  
  MQ, Postgre
  
  SQL, Kubernetes.
• Security & Compliance: PII handling, data residency, auditability, threat modeling basics.
• Testing & Quality:
  Unit/integration/contract tests, load tests, CI/CD (Azure Dev Ops/Git Hub).

• Azure Cognitive Services:
  Document Intelligence, Speech, Vision for multimodal AI.
• Azure AI Search advanced:
  Custom scoring profiles, multi-source ingestion (SharePoint, Blob).
• Observability for AI quality: hallucination detection, RAG evaluation (RAGAS/rubrics).
• Front-end integration:
  Blazor/Angular for streaming UX.
• Knowledge graphs:
  Neo4j/RDF for advanced retrieval.

• Hybrid Work Model:
  Flexible hybrid working environment (2-3 days a week in the office).
• Flexibility & Work-Life Balance:
  Work from anywhere up to 8 weeks per year.
• Career Development and Growth:
  Continuous learning and skill development programs.
• Industry Competitive Benefits:
  Comprehensive benefit plans including flexible vacation, mental health days, retirement savings, tuition reimbursement, employee incentive programs.
• Culture:
  Inclusive, flexible, work-life balance, values.
• Social Impact:
  Volunteer days off, ESG initiatives.
• Real-World Impact:
  Upheld justice, transparency, and trusted information worldwide.

Thomson Reuters informs the way forward by bringing together the trusted content and technology that people and organizations need to make the right decisions. We serve professionals across legal, tax, accounting, compliance, government, and media. Our products combine highly specialized software and insights to empower professionals with the data, intelligence, and solutions needed to make informed decisions, and to help institutions in their pursuit of justice, truth, and transparency.

We are powered by the talents of 26,000 employees across more than 70 countries, where everyone has a chance to contribute and grow professionally in flexible work environments. To ensure we can do that, we seek talented, qualified employees in all our operations around the world regardless of race, color, sex/gender, pregnancy, gender identity and expression, national origin, religion, sexual orientation, disability, age, marital status, citizen status, veteran status, or any other protected classification under applicable law.

Thomson Reuters is proud to be an Equal Employment Opportunity Employer providing a drug‑free workplace.

Thomson Reuters makes reasonable accommodations for applicants with disabilities, including veterans with disabilities, and for sincerely held religious beliefs in accordance with applicable law.

Learn more on how to protect yourself from fraudulent job postings here.

More information about Thomson Reuters can be found on