Senior UI developer

Your Team Responsibilities

MSCI’s Data Technology organization is responsible for building and evolving a state-of-the-art data management platform that serves as the backbone for managing complex and high-quality data across the firm.

As part of this organization, our User Interface team focuses on designing and developing intuitive, high-performance front-end applications that enable seamless data validation, correction, and interaction. We work at the intersection of powerful data systems and user experience, ensuring that stakeholders can efficiently engage with the platform.

We emphasize technical excellence, design-driven development, and a user-first mindset, continuously iterating to deliver robust and elegant solutions that meet the needs of all our stakeholders

Your Key Responsibilities

End-to-End Ownership of UI Development: Independently lead the full UI development lifecycle for complex projects—from requirements gathering and UX design to implementation, testing, and deployment—ensuring high-quality, user-focused solutions.

Cross-Functional Collaboration: Engage with a diverse set of stakeholders, including Data Operations teams to deeply understand operational workflows and translate them into effective user experiences. Collaborate with backend engineers to integrate APIs and ensure smooth data flow, and partner with DevOps teams to streamline deployment, automation, and performance monitoring of front-end applications.

Code Excellence & Architecture: Deliver clean, maintainable, and scalable code aligned with modern development standards. Actively contribute to UI architectural decisions, participate in code reviews, and promote component reusability across the platform.

Technology Foresight: Stay informed of emerging tools, frameworks, and best practices in frontend development to enhance team capabilities and future-proof solutions.

AI-Driven Development: Identify opportunities to leverage AI-assisted tooling and workflows to accelerate build cycles, reduce manual effort, and improve time-to-market for new features

Your skills and experience that will help you excel

React.js Expertise: Hands-on experience in developing scalable, component-based front-end applications using React.js and its associated libraries and tooling.

Strong JavaScript Fundamentals: In-depth knowledge of modern JavaScript, with the ability to write clean, maintainable, and efficient code following industry best practices.

Test-Driven Development (TDD): Practical experience in implementing TDD using frameworks like Jest, React Testing Library, or similar, with a strong focus on code quality, coverage, and reliability.

Analytical Thinking & Debugging: Strong problem-solving skills, with the ability to analyze complex requirements, identify issues quickly, and deliver performant and user-centric UI solutions.

CSS & Responsive Design: Proficient in writing modular, responsive, and maintainable CSS

AI-Augmented Development: Exposure to AI-powered tools (e.g., GitHub Copilot, AI pair programming, or UI generation tools) to enhance productivity, reduce development time, and streamline repetitive tasks.

Database Integration: Strong hands on experience in writing SQL queries and good understanding of at least one relational (e.g., Oracle, PostgreSQL), with the ability to interpret data models and work effectively with backend data flows.

Cloud Environment Familiarity: Working knowledge of at least one major public cloud platform (e.g., AWS, Azure, or GCP), particularly as it relates to deploying and managing front-end applications

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, 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 purpose – to power better investment 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 is a leading provider of critical decision support tools and services for the global investment community. With over 50 years of expertise in research, data, and technology, we power better investment decisions by enabling clients to understand and analyze key drivers of risk and return and confidently build more effective portfolios. We create industry-leading research-enhanced solutions that clients use to gain insight into and improve transparency across the investment process.

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

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