Javascript Developer Internship Jobs in New Jersey

2027 BNY Summer Internship Program - Engineering (Developer)
At BNY, our culture allows us to run our company better and enables employees' growth and success. As a leading global financial services company at the heart of the global financial system, we influence nearly 20% of the world's investible assets. Every day, our teams harness cutting-edge AI and breakthrough technologies to collaborate with clients, driving transformative solutions that redefine industries and uplift communities worldwide.
Recognized as a top destination for innovators and champions of inclusion, BNY is where bold ideas meet advanced technology and exceptional talent. Together, we power the future of finance - and this is what #LifeAtBNY is all about. Join us and be part of something extraordinary.
Engineering (Developer) Practice
The 2027 BNY Summer Internship Program - Engineering (Developer) provides high-potential students with a well-rounded, rewarding internship experience with engaging Agile Projects while providing first-hand knowledge of our culture, people, business, and impact within the marketplace. 2027 BNY Summer Internship Program - Engineering (Developer) interns will participate in a robust technical experience in JavaScript, Python, CSS, Java, and more.
What you will do

• Contribute across the end-to-end software development lifecycle by translating client and business needs into technical designs; building and enhancing features, APIs, automation, developer tools, and platform capabilities; and supporting testing, release, monitoring, and continuous improvement.
• Use best-in-class, enterprise-approved AI coding tools to accelerate development, testing, debugging, and documentation while validating outputs and protecting information.
• Apply modern engineering practices, including source control, code review, reusable frameworks, automated testing, and CI/CD.
• Collaborate with engineers, architects, and product partners to solve problems and deliver secure, reliable solutions.

Skills you will build

• Software engineering foundations: Create clean and maintainable code, data structures, APIs, version control, code review, technical documentation, and debugging.
• AI-enabled engineering: Providing effective context to AI tools, evaluating AI-generated code, recognizing limitations, maintaining human oversight, and using AI responsibly.
• Automated quality and secure delivery: Unit and integration testing, test automation, continuous integration and delivery, secure coding, and vulnerability management.
• Platform and reliability fundamentals: Reusable frameworks, cloud and container concepts, observability, performance, resilience, and standardized engineering workflows.
• Product and business acumen: Connecting technical work to client needs, financial services outcomes, risk, controls, and measurable value.
• Professional collaboration: Working in a cross-functional team, communicating technical decisions, giving and receiving feedback, and learning from experienced engineers.

Impact you will have at BNY

• Contribute to the development of applications and features that support business and engineering needs.
• Help improve software quality by identifying issues, testing solutions, and supporting implementation.
• Support teams in delivering reliable, effective technology solutions through strong development practices.
• See how software development powers innovation at a global financial services leader.

Why this could be a fit for you

• This role is a strong fit if you enjoy coding, problem-solving, and building technology solutions.
• You are interested in learning how applications are developed, tested, and implemented in a professional environment.
• You like working through technical challenges and improving how software performs.
• You are curious, collaborative, and excited to keep growing your software development skills.

Summer Internship Program
The BNY Summer Internship Program offers high-potential students a dynamic 10-week experience designed to accelerate development, build professional networks, and provide meaningful exposure to one of the world's leading financial services institutions. Through a skills-driven talent model, interns gain insight into the capabilities, platforms, and functions that power BNY's global franchise while contributing to impactful business initiatives.
From day one, interns are immersed in BNY's collaborative and innovative culture through:

• Enterprise-wide onboarding and development programming, including an in-person immersive induction experience, executive speaker series, skill development, and networking opportunities.
• Meaningful project work aligned to key business practices and platforms, providing hands-on experience, skill development, and real-world business impact.
• Structured mentorship and career support from managers, senior leaders, peer mentors, business stakeholders, and dedicated program managers.
• Exposure across practices, platforms, and teams, building a broad understanding of BNY's integrated business model.
• Professional, technical, and financial services training designed to strengthen business acumen and prepare participants for long-term career success.
• A premier early-career experience, backed by senior leadership and designed to develop the next generation of talent for BNY's global workforce.

Program eligibility:

• Enrollment in a 4-year undergraduate degree program with a strong focus on business-related and/or technology-related majors preferred.
• Graduating in Dec 2027 or May 2028 (U.S.).
• Minimum cumulative GPA of 3.0 or better.
• Does not require sponsorship for employment visa status (now or in the future) in the country where applying.

BNY assesses market data to ensure a competitive compensation package for our employees. The base salary for this position is expected to be between $52,000 and $110,000 per year at the commencement of employment. However, base salary if hired will be determined on an individualized basis, including as to experience and market location, and is only part of the BNY total compensation package, which, depending on the position, may also include commission earnings, discretionary bonuses, short and long-term incentive packages, and company- sponsored benefit programs.
This position is at-will and the Company reserves the right to modify base (as well as any other discretionary payment or compensation) at any time, including for reasons related to individual performance, change in geographic location, Company or individual department/team.
About Us
At BNY, our culture allows us to run our company better and enables employees' growth and success. As a leading global financial services company at the heart of the global financial system, we influence nearly 20% of the world's investible assets. Every day, our teams harness cutting-edge AI and breakthrough technologies to collaborate with clients, driving transformative solutions that redefine industries and uplift communities worldwide.
Recognized as a top destination for innovators, BNY is where bold ideas meet advanced technology and exceptional talent. Together, we power the future of finance - and this is what #LifeAtBNY is all about. Join us and be part of something extraordinary.
About the Team
At BNY, our culture speaks for itself, check out the latest BNY news at: BNY Newsroom & BNY LinkedIn
Here's a few of our recent awards:

• America's Most Innovative Companies, Fortune, 2025
• World's Most Admired Companies, Fortune 2025
• "Most Just Companies", Just Capital and CNBC, 2025

Our Benefits and Rewards:
BNY offers highly competitive compensation, benefits, and wellbeing programs rooted in a strong culture of excellence and our pay-for-performance philosophy. We provide access to flexible global resources and tools for your life's journey. Focus on your health, foster your personal resilience, and reach your financial goals as a valued member of our team, along with generous paid leaves, including paid volunteer time, that can support you and your family through moments that matter.
BNY is an Equal Employment Opportunity/Affirmative Action Employer - Underrepresented racial and ethnic groups/Females/Individuals with Disabilities/Protected Veterans.