Senior Java Backend Engineer jobs in Natick

Imprivata

A healthcare tech company is seeking a Software Engineer Co-op based in Waltham, MA. The role involves building backend tools and enhancing internal services, emphasizing automation and operational efficiency. Candidates should be enrolled in a Master's program and have experience in Java and JavaSc

Eliassen Group

A strategic consulting company is seeking a Java Spring Microservices Developer to join their remote team. The ideal candidate will build and support microservices utilizing Java, Spring Boot, and AWS technologies, including Lambda and Kubernetes. Responsibilities involve designing resilient service

Klaviyo

A technology company in Boston is seeking a Sr. Lead AI Engineer to spearhead the architecture of high-impact AI systems. This role focuses on leading engineering for scalable backend systems, defining technical roadmaps, and mentoring engineers. Candidates should have 8+ years of software engineeri

Fidelity Investments

The Team Fidelity is looking for a Principal Full Stack Engineer to join the Fidelity Institutional Technology Development Team. This candidate will apply strong software development and test automation skills to design, develop, test, deploy, maintain, and improve FIT customer‑facing software solut

WHOOP

Senior Software Engineer At WHOOP, we're on a mission to unlock human performance and healthspan. WHOOP empowers members to perform at a higher level through a deeper understanding of their bodies and daily lives. Our wearable technology monitors vital physiological metrics to offer personalized ins

Whoop

At WHOOP, we're on a mission to unlock human performance and healthspan. WHOOP empowers members to perform at a higher level through a deeper understanding of their bodies and daily lives. Our wearable technology monitors vital physiological metrics to offer personalized insights that enhance fitnes

GovCIO

A government IT solutions provider is looking for a Java Developer to design and enhance applications in a fully remote capacity. The ideal candidate will work with modern technologies including cloud services and CI/CD pipelines, contributing to essential projects that support Veterans. Requirement

The Opportunity Teamworks is investing in the modernization of Athlete Management System (AMS), a core product within our Performance category. We’re hiring a Staff Software Engineer to accelerate the evolution of AMS’s legacy architecture and drive long-term technical improvements across the system

Iterable

A leading customer engagement platform in Boston is seeking a Senior Software Engineer to own the backend of their core product. The ideal candidate will work with a diverse team to architect scalable solutions that serve millions of users. Proficiency in Scala or Java, along with experience in Elas

Wellington Management

A leading investment management firm in Boston is seeking a highly motivated Senior Software Engineer for their engineering team. You will build scalable backend services using Java and collaborate with various technology partners. The role requires solid experience in systems development, familiari

Job Description As a Senior Associate Technology L2, you are more than a developer; you are a system builder. You will be responsible for the end-to-end design, architecture, and implementation of critical Java-based microservices solutions. You will translate high-level architectural guidance into

A leading recruitment firm is seeking a Java Software Engineer in Marlborough, MA. The ideal candidate will design and develop innovative software solutions while collaborating across teams. Responsibilities include developing web applications, managing communication systems, and contributing to all

A leading sports tech platform in Boston is looking for a Staff Software Engineer to modernize its Athlete Management System. The role focuses on evolving Java services, improving database architecture, and guiding the transition to a cloud-native infrastructure. With 8+ years of backend engineering

This range is provided by Eliassen Group. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range $65.00/hr - $75.00/hr *Hybrid role in Smithfield RI* Our client is seeking a skilled Java Back End Developer to join a growing team. In this

General Dynamics Mission Systems

Basic Qualifications Requires a Bachelor's degree in Software Engineering, or a related Science, Engineering, Technology or Mathematics field. Also requires 5+ years of job-related experience, or a Master's degree plus 3 years of job-related experience. Agile experience preferred. CLEARANCE REQUIREM

Klaviyo

A technology firm in Boston is seeking a Lead Software AI Engineer to design scalable backend systems for AI solutions. You'll mentor engineers and shape the architecture of innovative AI products. Ideal candidates will have 7-10 years of experience, proficiency in Python, and strong AI/ML knowledge

Blitzy is a Cambridge, MA based AI software development platform on a mission to revolutionize the software development life cycle by autonomously building custom software to unlock the next industrial revolution. We're transforming how enterprises build software, turning enterprise requirements int

AlphaRoute

Who We Are AlphaRoute is a startup that provides dynamic, end-to-end software, advanced analytics, and sophisticated consulting support to help school bus and transit agencies optimize their daily operations. Our work has been recognized by INFORMS , the largest professional association for operatio

Gardner Resources Consulting, LLC

Our client is seeking a Backend Software Development Engineer to join their team. They are looking for someone capable of building and supporting scalable APIs, backend services, and cloud-native applications that support provider-facing platforms and workflows. This role requires strong hands-on ex

DeWinter Group

We’re looking for a Senior Backend Engineer with deep experience in TypeScript, Python and AWS to help define and build our core data platform. This is a hands‑on role for an engineer who thrives in startup environments — someone who can move fast, make smart architectural decisions, and iterate alo