Full Stack Associate – React & Java

About this role

About the Team

The Quantitative Analytics Engineering (QAE) team at BlackRock builds and maintains the infrastructure and software that power our industry-leading financial models and risk analytics. From analyzing the cash flows of a single bond to quantifying the financial risk of entire portfolios, our platforms support decision-making for both BlackRock investment professionals and Aladdin clients globally.

We work at the intersection of finance, engineering, and data science, driving insights that shape strategies and decision-making across various financial domains. Our systems support modeling, risk attribution, and complex scenario analysis.

We operate in a culture that values collaboration, curiosity, and continuous learning. Engineers here don’t just write code—they partner closely with quantitative researchers and financial domain experts to build tools that make complex analytics intuitive, scalable, and impactful.

About the Role

We’re seeking a Senior Full Stack Engineer with strong backend and frontend experience to design, build, and scale modern analytics systems. You’ll contribute to end-to-end architecture, develop performant UIs and APIs, and ensure seamless delivery of financial insights to internal and external users.

This is a high-ownership role where your work will directly impact our ability to deliver reliable, real-time analytics in a fast-moving market environment. You’ll be part of a tight-knit engineering team that values clean architecture, intelligent defaults, and a relentless focus on delivering value.

Key Responsibilities

End-to-End Ownership

• Architect, develop, and maintain full-stack systems with a focus on modularity, performance, and testability.
• Balance technical trade-offs, present design options, and align with long-term platform goals.

Front-End Engineering

• Build dynamic, performant UIs using React, TypeScript, and modern state management.
• Create reusable components and design systems that enable self-service analytics and intuitive user flows.

Back-End Engineering

• Design robust services using Java 8+, Kafka, and REST APIs to support data processing, aggregation, and computation.
• Implement efficient data access patterns and schema design for analytical workloads (SQL, Snowflake).

Quantitative & Domain Integration

• Work alongside quant researchers and risk experts to productize complex financial models.
• Build tools to visualize, audit, and troubleshoot model outputs and portfolio analytics.

DevOps & Quality

• Write thorough unit and integration tests (Jest, Enzyme, JMockit).
• Participate in CI/CD pipelines and help maintain a culture of operational excellence.

Team Collaboration

• Operate in an agile environment with stakeholders across time zones.
• Mentor junior engineers and contribute to continuous improvement in engineering practices.

What We’re Looking For

Core Skills:

• Frontend: 5+ years with React, TypeScript, ES6+, CSS/SCSS, Bootstrap (or equivalents).
• Backend: Deep knowledge of Java (Java 8+), REST APIs, Kafka, Maven.
• Database: Proficiency with SQL, schema design, Snowflake (preferred), performance tuning.
• Testing: Solid grasp of modern testing tools and philosophies (Jest, Enzyme, JMockit).
• DevOps: Git, shell scripting, CI/CD pipelines, basic containerization knowledge.

Bonus Points For:

• Python for scripting or quick data modeling.
• Knowledge of financial modeling concepts, especially around fixed income or derivatives.
• Experience with scalable data systems and distributed computing patterns.
• Familiarity with modern UI/UX principles and accessibility practices.

Why Join BlackRock

• Impact the core infrastructure powering global financial analytics and decisions.
• Work on deep technical problems with direct business relevance.
• Be part of a team that invests in your learning, mentorship, and career development.
• Collaborate across disciplines—engineering, data science, and finance—to build world-class tools.

Apply Now
Join us and be part of building systems that power global financial decision-making at scale.

Our benefits

To help you stay energized, engaged and inspired, we offer a wide range of benefits including a strong retirement plan, tuition reimbursement, comprehensive healthcare, support for working parents and Flexible Time Off (FTO) so you can relax, recharge and be there for the people you care about.

Our hybrid work model

BlackRock’s hybrid work model is designed to enable a culture of collaboration and apprenticeship that enriches the experience of our employees, while supporting flexibility for all. Employees are currently required to work at least 4 days in the office per week, with the flexibility to work from home 1 day a week. Some business groups may require more time in the office due to their roles and responsibilities. We remain focused on increasing the impactful moments that arise when we work together in person – aligned with our commitment to performance and innovation. As a new joiner, you can count on this hybrid model to accelerate your learning and onboarding experience here at BlackRock.

About BlackRock

At BlackRock, we are all connected by one mission: to help more and more people experience financial well-being.  Our clients, and the people they serve, are saving for retirement, paying for their children’s educations, buying homes and starting businesses. Their investments also help to strengthen the global economy: support businesses small and large; finance infrastructure projects that connect and power cities; and facilitate innovations that drive progress.

This mission would not be possible without our smartest investment – the one we make in our employees. It’s why we’re dedicated to creating an environment where our colleagues feel welcomed, valued and supported with networks, benefits and development opportunities to help them thrive.

For additional information on BlackRock, please visit @blackrock | Twitter: @blackrock | LinkedIn: www.linkedin.com/company/blackrock

BlackRock is proud to be an Equal Opportunity Employer.  We evaluate qualified applicants without regard to age, disability, family status, gender identity, race, religion, sex, sexual orientation and other protected attributes at law.