Seeking engineers and researchers to join the Pretraining Text Data team to build the next generation of foundation large language models. The role focuses on designing and curating high-quality datasets, developing novel data collection strategies, improving dataset quality and integrity, understanding data-driven model behaviors, training models on data impact, and aligning datasets with ethical and societal values. This is a cross-disciplinary, high-impact role at the intersection of data and innovation.

This role focuses on the co-design and productionization of next-generation AI systems at datacenter scale, optimizing performance, efficiency, and cost across hardware and software. It involves analyzing workloads, driving architectural decisions, optimizing distributed systems for training and inference, and influencing AI hardware design. The role also includes performance modeling, prototyping, and mentoring.

Microsoft AI is seeking individuals to train the world's most capable AI frontier models, focusing on scale, performance, and product deployment. The role involves developing algorithms, model architectures, and data mixtures for large-scale training, driving implementations, conducting experiments, and collaborating with infrastructure, data, post-training, and multimodality teams.

Research role focused on training frontier multimodal AI foundation models at scale, pushing boundaries of performance and deployment. Involves algorithm development, model architecture design, experimentation, data innovation, and improving training/deployment efficiency.

Develops and ships post-training methods for large language models (LLMs) used in Microsoft Copilot, focusing on data collection, evaluation, finetuning algorithms, and prototyping new capabilities. Collaborates with pretraining and product platform teams to deploy models and improve them based on user feedback.

The AI Data team at Microsoft AI is building the world's most advanced multimodal dataset to power frontier AI models. This role focuses on designing and developing data pipelines for massive multi-modal training data (text, audio, images, video) and building infrastructure to store and process petabytes of data. The team partners with pre-training and post-training teams to improve data recipes through experimentation and collaborates with product teams to identify model gaps.

Product Designer for Microsoft's Superintelligence Team, focusing on end-to-end UX for AI product surfaces like MM Labs and Playground. This role leverages AI-native tools and agentic coding workflows to rapidly prototype and ship UI, bridging the gap between design and engineering. The designer will collaborate with researchers and model designers, contribute to design systems, and use data to inform decisions, with a high bar for visual craft and interaction quality.

This role focuses on designing, scaling, and optimizing high-performance networks for AI training and inference clusters. The engineer will work on the end-to-end networking architecture, from link-layer to fabric-wide systems, connecting thousands of GPUs. Responsibilities include benchmarking, profiling, debugging, and tuning AI workloads, engineering ultra-low-latency networks, and designing congestion-free transport mechanisms. The goal is to build networking systems that directly accelerate Microsoft's frontier AI models and support the development of advanced AI systems.

Forward Deployed Engineer (FDE) role focused on building and deploying AI-powered solutions for customers, working at the intersection of advanced AI technology and real-world business impact. Responsibilities include engineering data pipelines, building custom applications, deploying scalable workflows, and monitoring/refining solutions. Requires practical experience with AI/LLMs in production and leveraging generative AI.

This role is focused on ensuring the reliability, performance, and availability of Microsoft's large-scale AI training infrastructures, which involve tens of thousands of GPUs and advanced networking. The responsibilities include designing transport, fabric architecture, telemetry, observability, and automated troubleshooting for these clusters. The role also involves AI training and inference cluster bring-up, performance benchmarking, and root-cause analysis, with a goal of developing predictive health models and autonomous remediation systems.

Seeking Data Research Engineers to join the Multimodal team, focusing on building next-generation foundation models. The role involves exploring, designing, and building high-quality multimodal datasets (vision, language, audio) for training and evaluation, collaborating with scientists and engineers, and developing scalable data pipelines. Responsibilities include data analysis, quality assessment, building tools for auditing, and ensuring datasets meet responsible AI practices.

This role focuses on customer experience engineering for Microsoft Intune, a cloud-based service for managing devices. The engineer will resolve complex technical issues, partner with software engineering on design and feedback, flag product defects, and engage with critical customer accounts. A key aspect is identifying trends from customer usage to drive product improvements, and experimenting with AI and agentic AI to simplify problem-solving and enhance customer experience. The role also involves sharing best practices and driving process improvements.

This role is for a Mobile Engineer (iOS or Android) on the Health AI team at Microsoft. The engineer will build and evolve the core Copilot experience for health and wellbeing, translating cutting-edge research into real-world products used by millions. The role focuses on shipping high-quality mobile applications and collaborating with various teams.

This is a 24-month fixed-term post-doctoral Residency within the Future AI Infrastructure group at Microsoft Research Cambridge (UK), contributing to the Materials for the Cloud project. The role sits at the interface of machine-learning-accelerated materials discovery and experimental materials science, focused on the synthesis and characterisation of novel thin-film materials for future AI cloud infrastructure.

Technical Program Manager for Microsoft's Health AI team, focusing on translating AI research into consumer products. The role involves managing end-to-end technical programs, driving cross-functional execution, and ensuring the quality, privacy, and security of AI-driven health features. Requires experience with production AI systems, launch processes, and working with compliance and legal teams.

This role is for a Data Center Technician responsible for the installation, maintenance, and decommissioning of hardware within Microsoft's data centers. The technician will follow standard procedures for diagnostics, troubleshooting, and component replacement, ensuring quality checks and proper labeling. They will also communicate and escalate incidents, contribute to team efforts, and undergo required training. The role requires a high school diploma and basic knowledge of computer hardware, with preferred experience in IT support and relevant certifications.

Research internship focused on designing and simulating novel light source concepts for next-generation optical transmitters to improve data centre infrastructure for AI-scale systems. Involves lab-based experimental evaluation.

Senior Account Executive for Microsoft Advertising's Gaming advertising business, focusing on approaching agency teams and driving demand for media offerings within the EMEA and potentially APAC regions. The role involves cultivating relationships with strategic investment partners, managing high-value partnerships, ensuring customer success, and handling business/technical escalations. Requires strong sales/advertising/marketing experience, particularly in the Gaming industry, online media, or digital advertising, with preferred experience in ad agency partnerships or direct media sales, and knowledge of programmatic execution.

This role is responsible for the strategic ownership, governance, and operational delivery of personnel security across the UK subsidiary, ensuring compliance with UK Government security policy, contractual obligations, and organizational risk thresholds. It involves oversight of vetting policy, sponsorship, application processing, and post-clearance aftercare, acting as the interface with various government and internal stakeholders. The role translates complex regulatory requirements into scalable solutions, focusing on reducing friction without compromising compliance.

This role is for a Critical Environment Technician responsible for maintaining the critical infrastructure of Microsoft's datacenters, including electrical, mechanical, and HVAC systems. The technician will perform maintenance, respond to incidents, monitor equipment performance, and ensure safety and security protocols are followed. The role requires hands-on experience with critical environment equipment and the ability to work shifts and travel.

This role is for a Critical Environment Program Manager in Business Operations at Microsoft, focusing on the financial integrity, commercial performance, and operational efficiency of datacenters. It involves financial controllership, contract management, spend and performance management, cost optimization, and operational partnership within Microsoft's Cloud Operations & Innovation (CO+I) division.

This role focuses on public policy and external engagement within the competition and market regulation team, involving relationship building, coalition shaping, and driving policy outcomes. The individual will design and execute tactics, represent the company on significant tech issues, and manage policy issues through strategic partnerships and influencer engagement.

Account Manager role focused on growing and maintaining relationships with high-value new business clients in the digital advertising space on the Microsoft Advertising platform. Responsibilities include developing sales plans, optimizing campaigns, influencing stakeholders with data insights, and supporting contract renewals. The role requires a strong understanding of digital marketing, sales strategies, and client needs to drive revenue and customer satisfaction.

This role is for a Partner Development Manager at Microsoft, focusing on driving the adoption of AI-powered platforms, cloud services, and devices through a partner ecosystem in the EMEA region. The role involves leading a team, managing strategic partnerships (like HP and HPE), and influencing product and sales strategies to accelerate the adoption of Windows devices, Server, Azure Local, and AI-powered experiences, including Copilot+ PCs.

Microsoft Data Center Technician (DCT) role focused on preparing, installing, diagnosing, troubleshooting, replacing, and decommissioning equipment in data centers. The role involves understanding standard procedures, security, and data management, with opportunities for career growth and training within Microsoft's Cloud Operations & Innovation (CO+I) division. Responsibilities include hardware diagnostics, quality checks, decommissioning, incident reporting, and contributing to team collaboration and service quality.

This role is for a Data Center Logistics Technician responsible for inventory audits, deliveries, vendor coordination, and equipment returns within Microsoft's data center operations. It involves managing physical inventory, processing warranty claims, and ensuring data bearing device destruction according to policies.

This role is for a Data Center Logistics Technician responsible for managing inventory, handling deliveries, coordinating with vendors for returns, and ensuring accurate record-keeping within a data center environment. It involves physical inventory tracking, processing warranty claims, and adhering to security and data management policies.

This role is for a Data Center Logistics Technician responsible for inventory audits, managing deliveries, coordinating vendor access, documenting shipments, processing warranty claims, and handling returns. The position involves working with inventory management systems and ensuring accurate physical tracking of assets within Microsoft's global data center infrastructure.

This role is for a Sr. Sales Manager at Microsoft Advertising, focusing on media and AdTech solutions. The primary responsibility is to drive revenue growth by leading sales teams, building strategic client relationships, and executing sales strategies across various digital advertising channels. While the role mentions leveraging AI and automation to empower sales teams, the core function is sales management and revenue generation within the advertising domain, not direct AI/ML development or research.

This role involves maintaining critical infrastructure in Microsoft's datacenters, focusing on electrical, mechanical, and controls systems. Responsibilities include performing maintenance, responding to incidents, monitoring equipment performance, and ensuring safety and security protocols are followed. The role requires a hands-on understanding of critical environment equipment and troubleshooting skills.

This role involves staging, setting up, troubleshooting, and decommissioning hardware in a data center environment. The technician will follow standard operating procedures, perform diagnostics, replace faulty components, and ensure proper setup and cabling. The role also includes assisting other technicians, completing training, and contributing to a positive team environment. It requires a basic knowledge of computer hardware and experience supporting IT equipment.

This role is for a Senior Critical Environment Technician responsible for maintaining critical infrastructure in Microsoft's datacenters. Responsibilities include coordinating with vendors, managing operational and safety situations, mentoring junior technicians, performing maintenance on critical environment equipment (electrical, mechanical, HVAC, generators), responding to incidents, and monitoring equipment performance. The role requires experience in mission-critical services environments.

Lead the operational excellence of Microsoft datacenters, ensuring critical mechanical, electrical, and control systems deliver maximum availability and reliability. Build and develop high-performing teams, reduce high-impact incidents, and drive continuous improvement across safety, performance, and efficiency.

This role involves staging, setting up, performing hardware deployments, troubleshooting, diagnostics, and decommissioning of hardware in a data center environment. The technician will follow standard operating procedures, ensure proper setup according to safety protocols, and communicate/escalate incidents. The role also includes providing guidance to peers and completing required training.

Category Manager Apprentice role within Microsoft's Consumer Sales Organisation in EMEA & UK/Ireland, focusing on Microsoft Surface Devices and Accessories. Responsibilities include supporting category plans, pricing, promotions, launch readiness, assortment management, and business reporting. This is an early career apprenticeship role.

Lead the operational excellence of Microsoft datacenters, ensuring critical mechanical, electrical, and control systems deliver maximum availability and reliability. Build and develop high-performing teams, reduce high-impact incidents, and drive continuous improvement across safety, performance, and efficiency.

This role focuses on managing relationships with lessors (third-party data center providers) to ensure the smooth operation and expansion of Microsoft's cloud infrastructure. It involves analyzing lessor performance, identifying areas for improvement, developing and managing programs to enhance lessor performance, and acting as a liaison between lessors and internal subject matter experts. The role requires strong analytical, communication, and program management skills, with a focus on driving operational excellence and maintaining 100% uptime.

Mechanical Engineer for Microsoft's EMEA lease datacenter Engineering team, responsible for technical review, analysis, and coordination of complex Datacenter mechanical systems, associated controls, and overall topology. This role involves ensuring lease provider design compliance with Microsoft requirements, reviewing mechanical designs, and guiding mechanical support staff.

Apprentice role assisting with the planning, execution, and optimization of Xbox hardware product presentation on Microsoft's Direct-to-Consumer website across EMEA markets. Responsibilities include GTM execution support, daily storefront operations, content management, QA, pricing and promotions support, customer feedback analysis, and cross-functional coordination.

This is an apprentice role in marketing program management for Microsoft Store, focusing on sales and marketing campaigns for products like Xbox and Surface. The role involves project coordination, performance reporting, and gathering feedback, including recommendations for new AI features. It is a 2.5-year program with a focus on learning and development within a marketing context.

Category Manager Apprentice role focused on developing demand forecasts, managing SKU lifecycle, and implementing inventory controls for Microsoft's Surface product category in EMEA & UK/Ireland markets. The role aims to ensure high in-stock percentages and achieve revenue and Gross Margin goals.

This role focuses on managing energy and power transmission systems for Microsoft's global data center infrastructure, which supports the AI economy. The expert will build relationships with utilities and regulatory bodies to negotiate grid code requirements, influencing strategic decisions for data center growth and sustainability. The role requires expertise in grid codes, regulatory dynamics, and stakeholder management, with a strong emphasis on ensuring reliable and sustainable energy supply for AI infrastructure.

This role is for an Industrial Control Systems Engineer responsible for maintaining and managing ICS systems within Microsoft's mission-critical datacentres. The engineer will focus on availability, data quality, security, and project management for these systems, which are crucial for powering Microsoft's cloud services.