Senior Software Engineer I - React Full Stack

Who You'll Work With

Driving lasting impact and building long-term capabilities with our clients is not easy work. You are the kind of person who thrives in a high performance/high reward culture - doing hard things, picking yourself up when you stumble, and having the resilience to try another way forward.

In return for your drive, determination, and curiosity, we'll provide the resources, mentorship, and opportunities you need to become a stronger leader faster than you ever thought possible. Your colleagues—at all levels—will invest deeply in your development, just as much as they invest in delivering exceptional results for clients. Every day, you'll receive apprenticeship, coaching, and exposure that will accelerate your growth in ways you won’t find anywhere else.

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 for our clients. Plus, you’ll have the opportunity to learn from exceptional colleagues with diverse backgrounds and experiences.
• World-class 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 Impact

You will be a core member of Periscope’s technology team with responsibilities that range from developing and implementing our core enterprise products to ensuring that McKinsey’s craft stays on the leading edge of technology.

In this role, you will be involved in leading software development projects in a hands-on manner. You will spend about 70% of your time writing and reviewing code and creating software designs. Your expertise will expand into database design, core middle tier modules, performance tuning, cloud technologies, DevOps, and continuous delivery domains over time.

You will be an active learner, tinkering with new open-source libraries, using unfamiliar technologies without supervision, and learning frameworks and approaches. You will have a strong understanding of key agile engineering practices to guide teams on improvement opportunities in their engineering practices. You will provide ongoing coaching and mentoring to the developers to improve our organizational capability.

You will be based in our Bengaluru or Gurugram office as part of our Growth, Marketing & Sales team.

You’ll be aligned primarily with Periscope’s technology team. Periscope® By McKinsey enables better commercial decisions by uncovering actionable insights. The Periscope platform combines world leading intellectual property, prescriptive analytics, and cloud-based tools to provide more than 25 solutions focused on insights and marketing, with expert support and training. It is a unique combination that drives revenue growth both now and in the future. Customer experience, performance, pricing, category, and sales optimization are powered by the Periscope platform. Periscope has a presence in 26 locations across 16 countries with a team of 1000+ business and IT professionals and a network of 300+ experts. To learn more about how Periscope’s solutions and experts are helping businesses continually drive better performance, visit http://www.periscope-solutions.com.

Your Qualifications and Skills

• Bachelor's degree in computer science or a related field
• 6+ years' experience in software development, particularly in designing and implementing complex enterprise systems that handle large-scale data processing
• Experience in frontend and backend development with a good understanding of React.js, Node.js and its core principle
• Familiarity with advanced UI Libraries, in particular AG Grid is a strong plus
• Skilled in Frontend performance optimization approaches
• Experienced in handling large datasets by effectively managing backend/frontend integration strategies
• Skilled in designing and building RESTful APIs, solid understanding of protocols, and unit tests
• Some experience with SQL and PostgreSQL and familiarity with a backend development language is beneficial
• Background in CI/CD best practices and knowledge on Jenkins, Gitlab, Docker, SonarQube
• Proficient in modern engineering practices including code refactoring, application of design patterns, design-driven development, continuous integration, scalability of applications, and application security
• Familiar with the agile software development methodology and proficient with performance optimization and application profiler tools. Experience with using GenAI coding assistants (e.g., GitHub Copilot, Claude Code, or similar) to enhance productivity and code quality is beneficial
• Excellent analytical and problem-solving skills, with a proven track record of developing innovative and efficient solutions. Capable of working effectively under pressure and managing client expectations