Technology & Digital

Software Engineer II

Job ID: 105317
  • Sao Paulo
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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

As a Software Engineer II you will be building modern, end-to-end applications with Python, Generative AI, and cloud technologies. You’ll join McKinsey’s Tech Ecosystem, the global organization responsible for building and delivering the firm’s internal technology products, and work from one of our offices alongside colleagues around the world.
You’ll be part of a product-focused team of engineers, designers, and product managers developing secure, intelligent applications that turn rich data into real impact. Your team collaborates across North America, Europe, and Latin America, tackling complex engineering problems at scale and applying the latest advances in AI, automation, and cloud platforms.
In this role, you’ll design, build, test, and maintain full-stack applications while helping shape the evolution of Tech Ecosystem products used by thousands of people across the firm. You’ll stay close to emerging technologies and apply them in practical ways, solving challenging technical problems and delivering solutions that meaningfully improve how McKinsey works every day.

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, all while upholding our unwavering commitment to ethics and integrity. 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: On top of a competitive salary (based on your location, experience, and skills), we provide a comprehensive benefits package to enable holistic well-being for you and your family.

Your qualifications and skills

  • 3+ years of hands-on experience building and maintaining production software
  • Strong proficiency in JavaScript and/or TypeScript, with experience designing and consuming APIs
  • Familiarity with modern backend languages such as Go, Elixir, or Rust (a plus)
  • Experience with AWS, focusing on security, scalability, and performance
  • Knowledge of authentication and authorization standards (OAuth 2.0, SAML, JWT)
  • Experience with databases and data stores like PostgreSQL, Redis, and DynamoDB
  • Exposure to GenAI features, including vector databases (e.g., FAISS, Pinecone) and handling structured and unstructured data
  • Experience with CI/CD pipelines, Docker, and modern deployment workflows
Please review the additional requirements regarding essential job functions of McKinsey colleagues.
Our unwavering commitment to integrity drives everything we do, guiding us to always act in the best interests of our clients, our people, and the communities we serve.
Industries
  • High Tech
Capabilities
  • Firm Administration
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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.

FOR BRAZILIAN APPLICANTS: Applicants for job positions in any office in Brazil have flexibility regarding qualifications and McKinsey & Company will not require previous experience of more than 6 months. If the job description indicates preferred prior work experience of more than 6 months, applicants for such job position in the Brazilian offices must interpret the preferred qualification described as limited up to 6 months maximum.

Job Skill Group - CSSA
Job Skill Code - ADST - Software Engineer II
Function - Firm Administration
Industry - High Tech
Post to LinkedIn - Yes
Posted to LinkedIn Date - Mon Feb 02 00:00:00 GMT 2026
LinkedIn Posting City - Sao Paulo
LinkedIn Posting State/Province -
LinkedIn Posting Country - Brazil
LinkedIn Job Title - Software Engineer II
LinkedIn Function - Consulting
LinkedIn Industry - Management Consulting
LinkedIn Seniority Level - Mid-Senior level