Senior Software Engineer

Your Team Responsibilities

MSCI, Inc. seeks a Senior Software Development Engineer in Mumbai, India to lead the design and implementation of next-generation platforms modernizing MSCI’s index building capabilities. This role owns critical technical areas, drives architectural decisions, and plays a key role in adopting AI-driven and agentic solutions across data-intensive systems.

Your Key Responsibilities

• Design and implement scalable, resilient systems that support index construction, rebalancing, and analytics at scale.
• Lead modernization efforts by evolving legacy platforms toward modular, cloud-native, and service-oriented architectures.
• Own complex technical solutions end-to-end, from requirements and design through deployment and production support.
• Drive the design and implementation of AI-enabled and agentic solutions to automate workflows, improve decision-making, and enhance system intelligence.
• Lead design reviews and provide technical mentorship to engineers across the team.
• Ensure strong database design and performance, including schema design, query optimization, and large-scale data processing.
• Analyze system performance, reliability, and scalability, proactively identifying and addressing risks.
• Collaborate closely with product managers, quantitative teams, and other stakeholders to translate index methodology and business needs into robust technical solutions.

Your Skills And Experience That Will Help You Excel

• Extensive experience in software development with deep expertise in one or more major programming languages (e.g., Java, C++, C#, Python).
• Strong database fundamentals, including data modeling, indexing strategies, query optimization, and performance tuning for large datasets.
• Proven experience designing and delivering large-scale, data-intensive platforms.
• Strong understanding of distributed systems, service-oriented or microservices architectures, and cloud platforms.
• Hands-on experience or strong familiarity with AI/ML systems, including agentic architectures, workflow orchestration, or AI-assisted automation.
• Experience leading technical design efforts and influencing system architecture decisions.
• Excellent communication skills and ability to collaborate across engineering, product, and quantitative teams.

About MSCI What we offer you

• Transparent compensation schemes and comprehensive employee benefits, tailored to your location, ensuring your financial security, health, and overall wellbeing.
• Flexible working arrangements, advanced technology, and collaborative workspaces.
• A culture of high performance and innovation where we experiment with new ideas and take responsibility for achieving results.
• A global network of talented colleagues, who inspire, support, and share their expertise to innovate and deliver for our clients.
• Global Orientation program to kickstart your journey, followed by access to our Learning@MSCI platform, AI Learning Center , LinkedIn Learning Pro and tailored learning opportunities for ongoing skills development.
• Multi-directional career paths that offer professional growth and development through new challenges, internal mobility and expanded roles.
• We actively nurture an environment that builds a sense of inclusion belonging and connection, including eight Employee Resource Groups. All Abilities, Asian Support Network, Black Leadership Network, Climate Action Network, Hola! MSCI, Pride & Allies, Women in Tech, and Women’s Leadership Forum.

At MSCI we are passionate about what we do, and we are inspired by our vision – to power better decisions. You’ll be part of an industry-leading network of creative, curious, and entrepreneurial pioneers. This is a space where you can challenge yourself, set new standards and perform beyond expectations for yourself, our clients, and our industry.

MSCI strengthens global markets by connecting participants across the financial ecosystem with a common language. Our research-based data, analytics and indexes, supported by advanced technology, set standards for global investors and help our clients understand risks and opportunities so they can make better decisions and unlock innovation. We serve asset managers and owners, private-market sponsors and investors, hedge funds, wealth managers, banks, insurers and corporates.

MSCI Inc. is an equal opportunity employer. It is the policy of the firm to ensure equal employment opportunity without discrimination or harassment on the basis of race, color, religion, creed, age, sex, gender, gender identity, sexual orientation, national origin, citizenship, disability, marital and civil partnership/union status, pregnancy (including unlawful discrimination on the basis of a legally protected parental leave), veteran status, or any other characteristic protected by law. MSCI is also committed to working with and providing reasonable accommodations to individuals with disabilities. If you are an individual with a disability and would like to request a reasonable accommodation for any part of the application process, please email Disability.Assistance@msci.com and indicate the specifics of the assistance needed. Please note, this e-mail is intended only for individuals who are requesting a reasonable workplace accommodation; it is not intended for other inquiries.

To all recruitment agencies MSCI does not accept unsolicited CVs/Resumes. Please do not forward CVs/Resumes to any MSCI employee, location, or website. MSCI is not responsible for any fees related to unsolicited CVs/Resumes.

Note on recruitment scams We are aware of recruitment scams where fraudsters impersonating MSCI personnel may try and elicit personal information from job seekers. Read our full note on careers.msci.com