Full Stack Developer Jobs in New Hampshire, United States

CVS Health is seeking a Senior Full-Stack Developer to serve as the hands-on technical anchor for its engineering team, owning architecture and critical-path development while setting technical direction and mentoring engineers. Day-to-day work centers on designing, building, and reviewing code, partnering with product, architecture, and business stakeholders to translate business goals into a technical roadmap, and maintaining high standards of code quality, security, and operational reliabilit

BAE Systems is hiring a Senior Full Stack Developer (Eng Sr - SW) in Nashua, New Hampshire, United States to lead the evolution of internal business solutions and line-of-business web applications. The role begins as a hands-on senior engineer collaborating with product and business stakeholders to deliver features, improve reliability, and refine architecture, then grows into a technical lead for key solutions—guiding roadmaps, mentoring engineers, and setting engineering standards.

USM Business Systems – Full Stack Java team builds enterprise‑grade solutions for government and commercial clients, leveraging Java, cloud, and integration technologies. The senior developer designs business solutions with product owners, codes front‑end and service components, and contributes to Agile, Design Thinking, and Hypothesis‑Driven Development cycles.

Platform & Architecture team at Analogic builds next‑generation health‑care and aviation security platforms. The Engineering Lead partners with the Chief Architect to define technical vision, modernize legacy systems into microservices, and drive IoT and cloud integrations while staying hands‑on across Java, Python, Go, Terraform, Docker and Kubernetes.

Fidelity Technology Group leads the development of cloud-based software applications for portfolio management, investing, and trading. The Director drives architectural strategy, oversees cross‑functional design teams, and guides multiple engineering groups in building highly‑scalable Java, Python, and Angular solutions on AWS. Merrimack, NH, on-site work model, relocation assistance available.

High Income and Alternatives Technology team at Fidelity builds portfolio construction platform for managing over $100B in high yield and credit alternatives. The Principal Full Stack Engineer leads development of quality software components for portfolio managers and analysts, shaping coding standards and deployment practices across teams.

Cognizant is seeking a Senior Java Full Stack Engineer to design, develop, and support scalable cloud-native applications that drive business outcomes and deliver exceptional user experiences. Day-to-day, you will build microservices, serverless, and event-driven solutions using Java, Spring Boot, TypeScript, and AWS, while collaborating with architects, product owners, and stakeholders to deliver secure, high-performing software.

The Staff Full-Stack Engineer – .NET, React & AI will design, build, and deliver product features end-to-end for an AI-driven engineering platform that powers multiple brands from a shared technology foundation. Day-to-day work spans hands-on full-stack development, technical leadership, systems architecture, and platform engineering, leveraging AI coding agents and modern practices to accelerate delivery.

Cognizant is seeking a Senior Full Stack Engineer (Java/AWS) to design, develop, and support scalable cloud-native applications that drive business outcomes and deliver exceptional user experiences. Day-to-day work includes building microservices, serverless, and event-driven architectures on AWS with Java, Spring Boot, and Kubernetes, developing batch processing with Spring Batch, creating RESTful APIs, troubleshooting production issues, and collaborating with cross-functional teams using Agile

Staff Full-Stack Engineer – .NET, React & AI joins a team building an AI-driven engineering platform that powers multiple brands from a shared technology foundation. The role owns end-to-end product delivery—design, development, testing, and production deployment—while shaping a highly scalable, AI-centric platform and leveraging AI coding agents to accelerate delivery.

Parallel Wireless is reimagining mobile networks with innovative, energy-efficient Open RAN solutions. Join us as we lead the future of telecommunications, driving innovation through green and sustainable networks.

Parallel Wireless seeks a Junior RT Software Engineer to join a small, high‑velocity team developing 5G MAC algorithms and embedded Linux software. The role involves designing, coding, debugging, and testing high‑performance, robust software for 5G cellular products.

New London Hospital Development team drives philanthropic support for NLH and Newport Health Center. The Development Officer cultivates major gift and planned giving prospects, designs and launches the Philanthropy Champions program, and partners with Dartmouth Health fundraising colleagues.

The Career Development Coordinator supports Dartmouth Health's Workforce Development Department in planning and delivering training, student, career exploration, and employment programs, with a focus on the grant-funded translational research SYNERGY grant program. Day-to-day work includes coordinating program logistics, tracking candidates and participants, managing communications and calendars, supporting hiring and onboarding, executing events, and maintaining data and records for program gov

Direct Care team at The Ridge RTC provides crisis intervention across a 350‑acre residential campus, ensuring staff can focus on therapeutic programming. The Interventionist responds to acute behavioral incidents, elopements and de‑escalates using DBT and CBT frameworks, while floating campus‑wide to support dorms and transport clients as needed.

Manufacturing Operations team at Freudenberg ensures production lines run efficiently and meet quality standards. The Full Zone Operator runs and monitors equipment, maintains uptime, documents process data, and upholds compliance with quality policies.

Mondelez Retail Execution team drives in‑store presence for iconic snack brands like Oreo, Ritz and Chips Ahoy! The Merchandiser/Order Writer visits assigned stores, builds relationships with staff, stocks shelves, sets up promotional displays and places orders via iPad to keep products in stock.

Sterile Processing Department at Concord Hospital ensures surgical instruments and flexible endoscopes are decontaminated, assembled, and sterilized for patient care. The Central Sterile Supply Technician follows manufacturer guidelines, uses the Steris IQ tracking system, and supports peers while delivering timely, quality service.

New England Motorcycle Group (NEMG) at Harley-Davidson seeks enthusiastic candidates to join its future hiring pipeline across multiple New England locations. The role involves submitting resumes and staying on file for upcoming opportunities, supporting the culture of passion, respect, integrity, dedication, and enjoyment within the NEMG community.

Schwan's Company is hiring Full-Time Merchandisers to support popular retail brands including Red Baron, Tony's, Freschetta, Mrs. Smith's, Edwards, bibigo, and Pagoda. Based in Concord and Nashua, New Hampshire, you will ensure products are available on store shelves, merchandise and rotate product, build and maintain displays, and provide customer service while building relationships with store personnel.