Software Engineer II

Security represents the most critical priorities for our customers in a world awash in digital threats, regulatory scrutiny, and estate complexity. Microsoft Security aspires to make the world a safer place for all. We want to reshape security and empower every user, customer, and developer with a security cloud that protects them with end to end, simplified solutions.

The Microsoft Security organization accelerates Microsoft’s mission and bold ambitions to ensure that our company and industry is securing digital technology platforms, devices, and clouds in our customers’ heterogeneous environments, as well as ensuring the security of our own internal estate. Our culture is centered on embracing a growth mindset, a theme of inspiring excellence, and encouraging teams and leaders to bring their best each day. In doing so, we create life-changing innovations that impact billions of lives around the world.

The COO organization at Microsoft plays a pivotal role in driving operational excellence and transformation across the company. Its mission centers on creating a blueprint for transforming Microsoft through AI and continuous improvement (CI). We’re seeking a forward‑thinking Software Engineer II with deep experience in AIOps‑centric, cloud data architecture. You’ll design and deliver the data foundations for semi and fully autonomous fraud and abuse detection, leveraging LLMs, agentic AI, retrieval‑augmented generation (RAG), semantic search, and low‑latency context retrieval. Your work will power real‑time decisioning and platform resilience by building scalable, high‑throughput systems that integrate diverse real‑time and near‑real‑time data sources, enabling agents to reason, adapt, and act in dynamic environments. 

Microsoft’s mission is to empower every person and every organization on the planet to achieve more. As employees we come together with a growth mindset, innovate to empower others and collaborate to realize our shared goals. Each day we build on our values of respect, integrity, and accountability to create a culture of inclusion where everyone can thrive at work and beyond. 

Responsibilities

• Architect and implement data systems that support Agentic AI workflows, including RAG pipelines and semantic memory. 
• Design and optimize vector database solutions for context-aware retrieval and embedding storage. 
• Build real-time and near-real-time data ingestion pipelines from diverse sources (e.g., telemetry, APIs, user interactions). 
• Develop automation frameworks for data processing, transformation, and enrichment. 
• Collaborate with data engineering, data science, and analytics teams to deliver seamless integration across data pipelines, model training, LLMs, inference services, MCP servers, and continuous feedback loops. 
• Implement semantic search capabilities using embeddings, transformers, and large dataset optimization techniques. 
• Ensure data quality, lineage, and governance across agentic systems. 
• Monitor and improve system performance, scalability, and reliability in production environments. 

Embody our Culture  &  Values 

Qualifications

Required Qualifications:

• Master's Degree in Computer Science, Math, Software Engineering, Computer Engineering, or related field AND 1+ year(s) experience in business analytics, data science, software development, data modeling, or data engineering
• OR Bachelor's Degree in Computer Science, Math, Software Engineering, Computer Engineering, or related field AND 2+ years experience in business analytics, data science, software development, data modeling, or data engineering OR equivalent experience.
• 3+ years of experience in software engineering with a focus on data systems or AI infrastructure. 
• 1+ years experience with distributed data processing (e.g., Spark, Flink) and real-time streaming (e.g., Kafka, Pulsar). 
• 2+ years experience of data modeling, ETL, and pipeline automation. 

Other Requirements:

Ability to meet Microsoft, customer and/or government security screening requirements are required for this role. These requirements include, but are not limited to the following specialized security screenings:  

Microsoft Cloud Background Check: This position will be required to pass the Microsoft Cloud Background Check upon hire/transfer and every two years thereafter. 

Preferred Qualifications:

• Master's Degree in Computer Science, Math, Software Engineering, Computer Engineering, or related field AND 3+ years experience in business analytics, data science, software development, data modeling, or data engineering
• Hands-on experience with vector databases (e.g., FAISS, Weaviate, Pinecone) and semantic search. 
• Familiarity with LLM techniques, embeddings, and retrieval-augmented generation. 
• Exposure to agentic AI concepts, autonomous systems, or reinforcement learning. 
• Experience with cloud-native data architectures (Azure, AWS, GCP). 
• Contributions to open-source AI or data infrastructure projects. 
• OR Bachelor's Degree in Computer Science, Math, Software Engineering, Computer Engineering, or related field AND 5+ years experience in business analytics, data science, software development, data modeling, or data engineering OR equivalent experience.

Data Engineering IC3 - The typical base pay range for this role across the U.S. is USD $100,600 - $199,000 per year. There is a different range applicable to specific work locations, within the San Francisco Bay area and New York City metropolitan area, and the base pay range for this role in those locations is USD $131,400 - $215,400 per year.

Certain roles may be eligible for benefits and other compensation. Find additional benefits and pay information here:

https://careers.microsoft.com/us/en/us-corporate-pay

Microsoft will accept applications for the role until September 30, 2025

Microsoft is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to age, ancestry, color, family or medical care leave, gender identity or expression, genetic information, marital status, medical condition, national origin, physical or mental disability, political affiliation, protected veteran status, race, religion, sex (including pregnancy), sexual orientation, or any other characteristic protected by applicable laws, regulations and ordinances.  We also consider qualified applicants regardless of criminal histories, consistent with legal requirements. If you need assistance and/or a reasonable accommodation due to a disability during the application or the recruiting process, please send a request via the Accommodation request form.

Benefits/perks listed below may vary depending on the nature of your employment with Microsoft and the country where you work.