McKinsey & Company

Do you want to work on complex and pressing challenges—the kind that bring together curious, ambitious, and determined leaders who strive to become better every day? If this sounds like you, you’ve come to the right place.

Your Impact

We are looking for a Principal Software Engineer with expertise with Python, API development, LLM experience and familiarity with SQL databases and cloud technology.

You’ll be a member of a global team working on generative AI initiatives that is part of our McKinsey’s Tech Ecosystem function, responsible for developing and delivering all technology solutions for the firm’s internal use. You will work in a platform or product team with engineers, designers and product managers doing application development with an with the purpose delivering impactful AI solutions leveraging the best of the data within the firm.

As a Principal Software Engineer on the generative AI team, you will be leading a team at the forefront of our firm's generative AI initiatives. Your role will involve supporting the team, writing, testing, debugging, and maintaining application code using Python, React and NextJS. You will leverage industry leading LLMs to drive data retrieval and synthesis.

Your expertise will be crucial in identifying and resolving technical issues and challenges. This involves keeping up to date with the fast-moving technology of generative AI and leveraging the best of the industry to keep our products and platforms at the leading edge of generative AI. You will be pivotal in driving innovation within our firm, delivering impactful AI solutions, and collaborating with a distributed team across North America, Europe, and Latin America.

You’ll work with the generative AI team focused on AI platforms or products. Our team is distributed across multiple locations, including offices in North America, Europe, and Latin America.

The generative AI team is dedicated to advancing the capabilities and applications of data retrieval and generative AI within our firm, driving innovation, and delivering impactful AI solutions.

Your Growth

You are someone who thrives in a high-performance environment, bringing a growth mindset and entrepreneurial spirit to tackle meaningful challenges that have a real impact.

In return for your drive, determination, and curiosity, we’ll provide the resources, mentorship, and opportunities to help you quickly broaden your expertise, grow into a well-rounded professional, and contribute to work that truly makes a difference.

When you join us, you will have:

• Continuous learning: Our learning and apprenticeship culture, backed by structured programs, is all about helping you grow while creating an environment where feedback is clear, actionable, and focused on your development. The real magic happens when you take the input from others to heart and embrace the fast-paced learning experience, owning your journey.
• A voice that matters: From day one, we value your ideas and contributions. You’ll make a tangible impact by offering innovative ideas and practical solutions. We not only encourage diverse perspectives, but they are critical in driving us toward the best possible outcomes.
• Global community: With colleagues across 65+ countries and over 100 different nationalities, our firm’s diversity fuels creativity and helps us come up with the best solutions. Plus, you’ll have the opportunity to learn from exceptional colleagues with diverse backgrounds and experiences.
• Exceptional benefits: In addition to a competitive salary (based on your location, experience, and skills), we offer a comprehensive benefits package, including medical, dental, mental health, and vision coverage for you, your spouse/partner, and children.

Your qualifications and skills

• Software Engineer with preferably 9+ years of experience
• Proficiency in product architecture, end-to-end product journey, integration patterns, security
• Strong programming skills in Python
• Expertise in React and NextJS
• Expertise with SQL databases, particularly PostgreSQL or cloud equivalent such as Amazon RDS
• Experience utilizing LLMs and prompt engineering
• Experience with CI/CD pipeline setup and management
• Proficiency in using AWS cloud platform for deploying and managing applications, particularly AWS ECS
• Proficiency with GitHub for version control and code collaboration
• Knowledge of containerization
• Strong conceptual problem-solving
• Ownership mindset
• Comfortable working in a fast-paced environment

Please review the additional requirements regarding essential job functions of McKinsey colleagues.

FOR U.S. APPLICANTS: McKinsey & Company is an Equal Opportunity employer. All qualified applicants will receive consideration for employment without regard to sex, gender identity, sexual orientation, race, color, religion, national origin, disability, protected Veteran status, age, or any other characteristic protected by applicable law.

FOR NON-U.S. APPLICANTS: McKinsey & Company is an Equal Opportunity employer. For additional details regarding our global EEO policy and diversity initiatives, please visit our McKinsey Careers and Diversity & Inclusion sites.