About this role

Do you enjoy solving complex engineering challenges, experimenting with new approaches, and working in an environment that combines the discipline of an enterprise platform with the curiosity and pace of a startup?

At Black Rock, we look for engineers who are excited to push the boundaries of modern frontend development - from advanced UI frameworks to high‑performance micro‑frontends and platform‑level tooling that sits at the heart of investment workflows handling real financial outcomes.

In Core UI Engineering, you’ll work on systems that operate at global scale and evolve the foundations of our web platform. This includes building reliable, performant user experiences, shaping shared frameworks, and increasingly exploring how AI‑assisted workflows can accelerate how we design, code, and deliver value. We are evolving toward purpose driven, outcome oriented product engineering, where humans guide and validate AI generated output while taking full responsibility for product, engineering, and business outcomes.

Our technology supports Portfolio Management teams overseeing over $14 trillion in assets, and the products you build will sit at the heart of tools used daily by investors making decisions that impact millions of people worldwide. It’s engineering work with real reach, real complexity, and real impact.

Why Join Aladdin Engineering?

Aladdin is Black Rock’s investment platform, used across the firm and by many of the world’s largest financial institutions. It combines rich analytics, portfolio management workflows, trading capabilities, and operational tools into a single ecosystem.

As part of Aladdin Engineering, and specifically our Core UI engineering efforts, you will help build the next generation of our web platform. This includes:

• Modern UI frameworks used by thousands of users

• Highly scalable micro‑frontend architectures

• Performance‑critical components powering real‑time portfolio decisions

• Developer tooling that improves reliability, observability, and speed

• Early experimentation with AI, workflows assisted code generation and testing

• Evolving standards and best practices for teams across the company

• We take pride in engineering excellence, in delivering value quickly, and in continuously adapting our processes as new technologies emerge.

What You’ll Be Doing:

• Collaborate with colleagues across UK, US, India, and other global offices.

• Build highly available, resilient, and performant frontend systems and frameworks used by thousands of users.

• Contribute to the evolution of Aladdin’s multi‑asset trading and portfolio management capabilities, using AI to accelerate domain learning and solution design

• Shape product direction together with Product, Design, and Engineering leadership.

• Mentor and guide frontend engineers, helping cultivate a culture of curiosity, inclusion, and technical excellence.

• Work in an Agile setup where autonomy, ownership, and accountability matter.

• Use AI proactively from day one, both as a development accelerator and as a tool you validate and refine to ensure highquality outcomes.

• Ability to combine generalist problemsolving with strong engineering fundamentals, guiding AI tools while retaining human ownership of outcomes.

• Design elegant solutions from idea to production, with strong engineering discipline and early foundations to keep human and AIgenerated code reliable, clear, and free of technical debt.

What We’re Looking For:

• AI 1st engineers, who has experience using AI development tools

• 7+ years of professional software engineering experience.

• Strong hands-on proficiency with TypeScript, JavaScript, Angular and React.

• Deep understanding of web performance, rendering patterns, application security, and modern frontend architectures.

• Familiarity with cloud platforms (Azure, AWS, GCP).

• Experience with CI/CD pipelines, DevOps tooling, or Azure DevOps.

• Experience leading project teams or owning significant system components.

• Ability to translate business needs into technical solutions with clarity and practicality.

• Comfort working in fast-paced, high-complexity domains.

• Ability to use AI to support designthinking and architectural decisions, defining patterns and measurable SLO/NFR targets for highquality engineering outcomes.

• Curiosity about AI‑augmented engineering, workflow-driven automation, or practical AI productization.

Nice to Have / Great to Learn Here

• Experience working in an agile development team or on open-source development projects.

• Knowledge of Core Java, design patterns, and distributed systems fundamentals.

• Exposure to optimisation problems or quantitative systems.

• An OSS footprint, engineering certifications, or anything that shows deep mastery of the craft.

• Interest in shaping patterns for AI generated code quality, maintainability, and lifecycle safety.

If you’re passionate about modern frontend engineering and want to help shape the tools that power global Portfolio Management, we’d love to hear from you.

Our benefits

To help you stay energized, engaged and inspired, we offer a wide range of employee benefits including: retirement investment and tools designed to help you in building a sound financial future; access to education reimbursement; comprehensive resources to support your physical health and emotional well-being; family support programs; and Flexible Time Off (FTO) so you can relax, recharge and be there for the people you care about.

Our hybrid work model

Black Rock’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 Black Rock.

About Black Rock

At Black Rock, 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 Black Rock, please visit @blackrock | Twitter: @blackrock | LinkedIn: www.linkedin.com/company/blackrock

Black Rock is proud to be an Equal Opportunity Employer. We evaluate qualified applicants without regard to age, disability, race, religion, sex, sexual orientation and other protected characteristics at law.