Efx Developer – Co-Op
Posted on 10/1/2025

State Street
Compensation Overview
$20 - $31.25/hr
Quincy, MA, USA
In Person
Jan 2026 – Jun 2026 (Full-Time role)
Who We Are Looking For:
This opportunity is ideal for individuals interested in contributing to our team as an eFX Developer Co-Op 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.
What You Will Do:
The eFX platform, also known as Mach, is a realtime algorithmic trading platform that provides streaming prices to clients, accepts trade executions from clients and manages the automated hedging of the risk generated. It is a globally distributed system currently deployed into data centers in London, New York and Tokyo.
In this role, you will perform the following day-to-day activities:
Use your software engineering, technical skill, and reasoning abilities
Develop high volume transactional systems
Work in coordination with other teams, both business and technical
Work closely with business users and Development, Quality Assurance, and Infrastructure teams
Design highly available distributed systems by leveraging your experience in Java programming and design
Receive and analyze requirements and propose suitable solutions that adhere to the team's methodology
Deliver successfully within an Agile environment as well as demonstrate the flexibility and adaptability to operate successfully in such an environment
Deliver successfully within an Agile environment as well as demonstrate the flexibility and adaptability to operate successfully in such an environment
Communicate with all parties involved including senior management, developers, architects, and end users, who may be based in different locations and time zones
Take ownership of small to medium projects and run them from inception to completion
In this role, you will have:
Engagement in meaningful daily work: You'll take ownership of specific tasks and projects, gaining hands-on experience and building confidence through real contributions.
A supportive learning environment: You'll exercise your judgment in a guided setting, with mentorship and supervision to help you grow.
Focused skill development: This role is designed to help you deepen your expertise in a specific area.
Clear structure and expectations: You'll work within well-defined parameters, giving you the clarity and focus to succeed.
Independent contributions: You'll have the opportunity to make an impact through your individual contributions while collaborating with a supportive team.
Focus on growth: While there are no people management responsibilities with thisrole, it is a great stepping stone for future leadership opportunities.
A collaborative team culture: You'll build strong working relationships with your peers and supervisor, gaining valuable experience in a professional environment.
Education and Preferred Qualifications:
Candidates should be:
Final-year undergraduate or graduate students pursuing degrees in Computer Science, Software 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
Certification nice to haves:
AI Certifications
Java Certifications
Python Certifications
Core Competencies:
Candidates should exhibit working knowledge of the following key skills and proficiencies:
Java
Application Development
Oracle Database
Git / GitHub
Python
Analytical Thinking
Software Development Life Cycle (SDLC)
Communication
System Architecture
Database Management
Nice to have skills:
Banking
Financial Products
Time Management
Proactive Problem Solving
About State Street:
Across the globe, institutional investors rely on us to help them manage risk, respond to challenges, and drive performance and profitability. We keep our clients at the heart of everything we do, and smart, engaged employees are essential to our continued success.
Our promise to maintain an environment where every employee feels valued and able to meet their full potential infuses our company values. It’s also part of our commitment to inclusion, development and engagement, and corporate social responsibility. You’ll have tools to help balance your professional and personal life, paid volunteer days, and access to employee networks that help you stay connected to what matters to you. Join us.
State Street is an Affirmative Action/Equal Opportunity Employer/Vet/Disability.
Discover more information on State Street jobs at StateStreet.com/careers
Salary Range:
$41,600 - $65,000 AnnualThe range quoted above applies to the role in the primary location specified. If the candidate would ultimately work outside of the primary location above, the applicable range could differ.
Job Application Disclosure:
It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.

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