Member of Technical Staff, Ai Post-training

16 hours ago


London, United Kingdom Microsoft Full time

**Member of Technical Staff, AI Post-Training**:
London, United Kingdom
- Date posted

**Mar 20, 2025**
- Job number

**MIC008483**
- Work site

**Microsoft on-site only**
- Role type

**Individual contributor**
- Profession

**Software Engineering**
- Discipline

**Software Engineering**
- Employment type

**Full-time**

**CLICK HERE TO APPLY**
**Job Description**:
**Help us develop and train the cutting-edge models that are served in Copilot.**
- At Microsoft AI, we are on a mission to develop the most cutting-edge algorithms for post-training large language models (LLMs) and ship those models to millions of users using Copilot every day.
- The AI Post-Training team at Microsoft AI is responsible for all aspects of post-training the models that we serve in Copilot, including: data collection, building evaluations that are aligned with our product and model capability goals, prototyping new capabilities to make Copilot more powerful, developing new finetuning algorithms to supercharge our models, working with platform and engineering teams to deploy those models, and closing the loop by improving the models with feedback we receive from our users. We work on the bleeding edge and leverage the most powerful pretrained models and algorithms for our needs. We are an interdisciplinary team of engineers and scientists, learning from each other and collaborating to create the best models and products.
- Are passionate about shipping models into products that users will love
- Will thrive in a highly collaborative, fast-paced environment
- Have a high degree of craftsmanship and pay close attention to details
- Demonstrate a proactive attitude and enthusiasm for exploring new methods and technologies
- Are willing to meaningfully contribute as individuals with multiple responsibilities and can adjust to shifting priorities

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**
- Develop data collection, evaluation, and finetuning methods for models.
- Design hypotheses and experiment plans for rapidly iterating on model performance.
- Prototype new model features and capabilities and collaborate with engineers and researchers across Microsoft AI to make them a reality.
- Collaborate with pretraining and product platform teams to establish good vertical integration and ship models that Copilot users love.
- Embody our culture and values.

**Required/Minimum Qualifications**
- Bachelor's Degree in Computer Science, or related technical discipline AND technical engineering experience with coding in languages including, but not limited to, C, C, C#, Java, JavaScript, or Python
- Expertise in post-training of AI models

**Additional or Preferred Qualifications**
- Demonstrated experience in large-scale AI.
- Passionate about conversational AI and its deployment.
- Demonstrated written and verbal communication skills with the ability to work closely with cross-functional teams, including product managers, designers, and other engineers.
- Passion for learning new technologies and staying up to date with industry trends, best practices, and emerging technologies in AI.
- Proven ability to collaborate and contribute to a positive, inclusive work environment, fostering knowledge sharing and growth within the team.
- Proven research track record in a domain related field supported by exceptional papers

**CLICK HERE TO APPLY**
- Benefits/perks listed below may vary depending on the nature of your employment with Microsoft and the country where you work.
- 

Industry leading healthcare
- 

Educational resources
- 

Discounts on products and services
- 

Savings and investments
- 

Maternity and paternity leave
- 

Generous time away
- 

Giving programs
- 

Opportunities to network and connect



  • Greater London, United Kingdom Reflection AI Full time

    Member of Technical Staff - Post-Training Join to apply for the Member of Technical Staff - Post-Training role at Reflection AI Our Mission Reflection’s mission is to build open superintelligence and make it accessible to all. We’re developing open weight models for individuals, agents, enterprises, and even nation states. Our team of AI researchers and...


  • City Of London, United Kingdom Java Script Works Full time

    Member of Technical Staff, AI Post-TrainingLondon, United KingdomThis role requires Expertise in Post-Training of AI Models. Additional or Preferred Qualifications: Demonstrated experience...Microsoft Corporation, a technology leader since 1975, offers a diverse range of software products, services, and devices to empower individuals and businesses...


  • Greater London, United Kingdom Reflection AI Full time

    A cutting-edge AI company in Greater London is seeking an Entry-Level Member of Technical Staff - Post-Training. The role involves building systems that enhance pre-trained models and driving innovative research initiatives in machine learning. Candidates should have a strong understanding of ML fundamentals, excellent engineering skills, and a passion for...


  • City Of London, United Kingdom Microsoft Full time

    OverviewHelp us develop and train the cutting-edge models that are served in Copilot. At Microsoft AI, we are on a mission to develop the most cutting-edge algorithms for post-training large language models (LLMs) and ship those models to millions of users using Copilot every day.The AI Post-Training team at Microsoft AI is responsible for all aspects of...


  • Greater London, United Kingdom Reflection AI, Inc. Full time

    Our Mission Reflection’s mission is to build open superintelligence and make it accessible to all. We’re developing open weight models for individuals, agents, enterprises, and even nation states. Our team of AI researchers and company builders come from DeepMind, OpenAI, Google Brain, Meta, Character.AI, Anthropic and beyond. About the Role Build...


  • London, United Kingdom Microsoft Full time

    **Help us d**evelop and train the cutting-edge models that are served in Copilot**.** At Microsoft AI, we are on a mission to develop the most cutting-edge algorithms for post-training large language models (LLMs) and ship those models to millions of users using Copilot every day. The AI Post-Training team at Microsoft AI is responsible for all aspects of...


  • London, Greater London, United Kingdom Cohere Full time

    Who are we?Our mission is to scale intelligence to serve humanity. We're training and deploying frontier models for developers and enterprises who are building AI systems to power magical experiences like content generation, semantic search, RAG, and agents. We believe that our work is instrumental to the widespread adoption of AI.We obsess over what we...


  • London, Greater London, United Kingdom Cohere Full time £80,000 - £120,000 per year

    Who are we?Our mission is to scale intelligence to serve humanity. We're training and deploying frontier models for developers and enterprises who are building AI systems to power magical experiences like content generation, semantic search, RAG, and agents. We believe that our work is instrumental to the widespread adoption of AI.We obsess over what we...


  • London, United Kingdom Cohere Full time

    Who are we?Our mission is to scale intelligence to serve humanity. We’re training and deploying frontier models for developers and enterprises who are building AI systems to power magical experiences like content generation, semantic search, RAG, and agents. We believe that our work is instrumental to the widespread adoption of AI.We obsess over what we...


  • City Of London, United Kingdom Cohere Full time

    Who are we? Our mission is to scale intelligence to serve humanity. We’re training and deploying frontier models for developers and enterprises who are building AI systems to power magical experiences like content generation, semantic search, RAG, and agents. We believe that our work is instrumental to the widespread adoption of AI. We obsess over what we...