Backend Software Developer jobs in Newark

Company Description Maania consultancy services Job Description Our Fortune client is looking for Senior iOS Software Developer in Newark, NJ. If you are interested please Apply. Required Skill: • 3+ years of iOS development experience • Excellent knowledge of Objective-C, Swift experience is a plus

DESCRIPTION Are you passionate about leveraging latest AI technology to revolutionize advertising solutions? We're seeking a talented Software Development Engineer III to join our innovative team that enables the most advanced advertisers to scale through application of emerging technologies. In thi

About The Role Sigma is transforming how businesses run by delivering a high performance platform on the modern data architecture. Hence, we are growing the engineering team and looking for engineers who are excited to solve challenging problems, deliver impactful capabilities throughout our stack t

Various New York Join our D. E. Shaw D-tech team in New York. The D. E. Shaw group seeks talented software developers to join its D-tech team. This team applies mathematical techniques and writes software to develop, analyze, and implement statistical models for our computerized financial trading st

Noise Labs

$13,333 - $17,500 /year

Noise is building a new kind of media platform; our goal is to combine data from across the internet with market driven insights to present a uniquely valuable view of the world at a time of peak uncertainty. We're a team of 10 based in SoHo, New York. Open to remote. We look for people with great t

Posted Date 4/14/2026 Description The Stress Testing Team is responsible for delivering Stress testing related solutions to Citi’s risk & finance organization which manages Citi’s exposure to financial institutions, governments and corporates that trade with Citi. The team engineers, builds and

Overview Susquehanna International Group is seeking a senior software engineer to join our ETF Development Team. This team delivers innovative datasets, advanced applications, and sophisticated trading strategies to enhance the ETF trading desk's initiatives. We operate in an environment that thrive

Fanatics is building a leading global digital sports platform that enhances the fan experience. They are seeking a Staff Backend Software Engineer to drive the technical strategy and delivery of their loyalty, rewards, and promotions platform, collaborating with cross-functional teams to improve ope

Kargo is a company that creates powerful connections between brands and consumers through innovative ad experiences. They are seeking a Staff Software Engineer to own technical direction across backend services, ensuring systems operate efficiently and effectively at scale. Responsibilities Own tech

Hover helps people design, improve, and protect the properties they love. With proprietary AI built on over a decade of real property data, Hover answers age-old questions like “What will it look like?” and “What will it cost?” Homeowners, contractors, and insurance professionals rely on Hover to ge

My client, a leading global hedge fund, is seeking an experienced software engineering hire to join their NY office to aid in the built out of their global OMS. This is a rare opportunity to sit close to the business—Portfolio Managers, Traders, Compliance, Treasury, and Trade Operations—owning tech

We are looking for an experienced software engineer and technical leader to help build and scale next-generation AI platforms. This role sits at the intersection of infrastructure, distributed systems, and applied AI, enabling teams across the organization to efficiently develop and deploy intellige

In the Technology division, we leverage innovation to build the connections and capabilities that power our Firm, enabling our clients and colleagues to redefine markets and shape the future of our communities. This is a Lead Software Engineering position at Vice President level, which is part of th

Job Description: In this role, you will be responsible for designing and developing high-performance applications on the Java EE platform with a heavy focus on backend scalability. You will handle massive data volumes using Sybase and PL/SQL while transitioning services into modern microservice arch

Amazon is a leading technology company seeking a talented Software Development Engineer III to join their innovative team focused on revolutionizing advertising solutions through AI technology. The role involves leading the design and implementation of AI technologies, driving cross-team collaborati

WHY WE EXIST Money should move as easily as data. It doesn't today. Technology is finally catching up to the need — customers expect instant, global, programmable money. HIFI exists to fix that. Our mission is to make money programmable by default, and to give developers and businesses the tools to

About The Role Sigma is transforming how businesses run by delivering a high performance platform on the modern data architecture. Hence, we are growing the engineering team and looking for engineers who are excited to solve challenging problems, deliver impactful capabilities throughout our stack t

Sourgum

Sourgum is transforming the $100B+ waste and recycling industry through cutting-edge technology that makes waste removal simpler, smarter, and more cost-effective. Our innovative haulsourcing platform powers high-quality waste and recycling services for businesses at significantly lower costs—saving

Orion Innovation is a premier, award-winning, global business and technology services firm. Orion delivers game-changing business transformation and product development rooted in digital strategy, experience design, and engineering, with a unique combination of agility, scale, and maturity. We work

Overview We are looking for a motivated Backend Engineer with 1–2 years of hands‑on experience in Node.js and Java development. This role is ideal for someone eager to grow their skills while contributing to building scalable and reliable backend systems. Responsibilities Develop and maintain backen