BestX AI Engineer, Full-time Internship (July - Dec 2026)

State Street • Quincy, MA

4d • Onsite

About The Position

This opportunity is ideal for individuals interested in contributing to our team as a BestX AI Engineer intern within State Street’s Global Technology Services organization. Our technology function, Global Technology Services (GTS), is vital to State Street and is the key enabler for our business to deliver data and insights to our clients. We’re driving the company’s digital transformation and expanding business capabilities using industry best practices and advanced technologies. The ideal candidate leads with integrity, embraces creativity, and invests in personal growth. This role requires a collaborative mindset, a passion for innovation, and the ability to inspire others.

Requirements

• Final-year undergraduate or graduate students pursuing degrees in Computer Science, Engineering, or related technical disciplines who are interested in converting to a full-time role post-graduation
• Enthusiastic about building a long-term career in a dynamic, technology-driven organization
• Effective communicators with the ability to collaborate in a team-oriented environment
• Open to feedback and committed to continuous learning and improvement
• Motivated by real-world problem solving and eager to contribute innovative ideas
• Artificial Intelligence (AI)
• Python (Programming Language)
• Machine Learning
• Java
• Data Engineering
• Web Development

Nice To Haves

• Certifications in cloud architecture, solutions architecture, AI, and Azure architecture
• Trading Strategies
• Financial Products

Responsibilities

• Collaborate cross-functionally with analytics and technology teams to design and deliver data-driven solutions that enhance client decision-making across pre-trade and post-trade workflows.
• Leverage AI and machine learning to develop and refine decision augmentation tools that identify optimal counterparty and algorithm strategies based on historic trades and real-time market data.
• Drive product innovation by integrating advanced analytics into the BestX platform, contributing to its continued recognition as a leading transaction cost analysis (TCA) solution.
• Support client outcomes by translating complex data insights into actionable recommendations tailored to banks, hedge funds, and custody clients.
• Support AI-focused enhancements to expand the platform’s capabilities
• Work within a diverse tech environment using Julia/Python for analytics, PostgreSQL and KDB for data management, and Node.js for backend services.
• Design and develop secure applications that support identity and access management workflows, including authentication, authorization, and user provisioning, aligned with cybersecurity best practices and compliance standards and deploying to Cloud environments.
• Build and manage databases using a combination of database technologies
• Create responsive user interfaces with HTML, CSS, JavaScript, and frameworks like React
• Write unit and integration tests
• Participate in design and code reviews

Benefits

• our retirement savings plan (401K) with company match
• insurance coverage including basic life, medical, dental, vision, long-term disability, and other optional additional coverages
• paid-time off including vacation, sick leave, short term disability, and family care responsibilities
• access to our Employee Assistance Program
• incentive compensation including eligibility for annual performance-based awards (excluding certain sales roles subject to sales incentive plans)
• eligibility for certain tax advantaged savings plans
• flexible work-life support
• paid volunteer days
• vibrant employee networks

What This Job Offers

• Job Type: Full-time
• Career Level: Intern