Software Developer Jobs in New Hampshire, United States

CVS Digital Developer Experience builds the tools and services that enable tens of thousands of developers across CVS Health, covering source control, CI/CD, artifact repositories, dev environments, and AI‑powered coding assistance. The Senior Software Development Engineer leads automation of delivery pipelines, incident remediation, and platform reliability while mentoring engineers.

CACI’s Software Development team builds mission‑critical applications for the Navy, focusing on real‑time deterministic combat systems. The role involves designing, coding, testing, and maintaining C++/Java solutions, creating test plans, and supporting deployment in air‑gapped environments.

Defense Personal Property System (DPS) team at CACI builds secure, cloud‑native applications to manage defense assets. The role delivers full‑stack Java/React solutions, participates in Agile sprints, mentors junior devs, and drives product improvements.

Veterans Affairs (VA) team at Syms Strategic Group builds cloud‑based web dashboards for processing healthcare EDI transactions. The Software Developer designs and maintains RESTful APIs in Java or NodeJS, integrates Angular front‑end components, and ensures reliable data delivery on AWS. Remote work from anywhere in the U.S., with a focus on secure, high‑quality code and collaboration with cross‑functional engineers.

Veterans Affairs (VA) department at Syms Strategic Group builds cloud‑based healthcare data platforms. The Software Developer designs and maintains RESTful APIs in Java/NodeJS, integrates Angular dashboards, and supports AWS services for EDI transaction processing.

Fidelity Technology Group, LLC builds scalable financial services platforms. The Principal Software Engineer/Developer leads architecture design, develops Java Spring and AWS cloud applications, and drives test automation and CI/CD pipelines.

Design, develop, and test digital solutions using .NET 8, C#, ASP.NET Core, SQL Server, Redis, and React 18 with TypeScript. Lead architecture decisions, optimize performance, integrate LLMs (Gemini, Claude, GPT), and build AI orchestration with LangChain.js. Collaborate cross‑functionally, write comprehensive tests, maintain documentation, and drive innovation in a remote, hybrid environment.

Principal Software Engineer/Developer leading design, development, and deployment of enterprise applications at Fidelity. Expert in Java, Spring Boot, REST/SOAP, SQL, PLSQL, Kafka, and JavaScript, building scalable solutions on AWS. Drives migration strategies, architecture design, and CI/CD pipelines using Jenkins, Git, Maven.

Fidelity Technology Group builds and maintains enterprise Salesforce solutions. The Senior Software Engineer designs, develops, and deploys full‑stack Salesforce web applications using Apex, Lightning Web Components, Aura, JavaScript, HTML, CSS, and CI/CD pipelines with Bitbucket/Git and Jenkins.

Build scalable backend services for healthcare data exchange using Kotlin/Java. Collaborate with cross‑functional teams to ingest, transform, and secure clinical data.

Software Development Engineer on CACI’s Military Sealift Command (MSC) Integrated Business System (IBS) team, building modern web‑based business applications that deploy rapidly to edge networks in challenging environments. The role involves architecting, developing, and maintaining high‑quality features with full test coverage, mentoring junior developers, and improving deployment processes.

Software Development Team at IDEXX Laboratories builds and evolves the MyIDEXX platform to improve billing and payment experiences for thousands of customers. The Software Developer II designs, develops, tests, and maintains both frontend and backend features on a serverless AWS cloud platform, collaborating with cross‑functional Agile Scrum teams.

Software Development Engineer at CACI BITS supports the Military Sealift Command Integrated Business System. The role architects, develops, and maintains modern web‑based applications, mentors junior devs, and ensures 100% test coverage.

CVS Health’s Digital Health team builds scalable backend services that enable seamless exchange of clinical data. As a Software Development Engineer, you’ll design and maintain Kotlin/Java microservices that integrate with Epic EMR and FHIR/HL7 standards, ensuring accurate, real‑time data for value‑based care.

Booz Allen Hamilton's Salesforce practice delivers tailored cloud solutions for government and healthcare clients. As a Salesforce Software Developer you will design, configure, and code Apex and Lightning Web Components, integrate third‑party systems, and advise clients on modernizing their platforms.

Design and code iOS/iPadOS apps, test and debug, collaborate cross‑functionally, drive technical direction and innovation.

Senior Software Engineer/Developer at Fidelity builds distributed Java microservices and middleware, leveraging REST/SOAP, Kafka, and cloud-native technologies. Designs and documents APIs with SwaggerHub and OpenAPI, writes automated tests (utPLSQL, JUnit, Cypress, Cucumber) and integrates them into CI/CD pipelines using GitHub, Jenkins, Concourse, Kubernetes, Docker, and Ansible.

Lead design and development of Java/JEE microservices on GCP, build CI/CD pipelines, and integrate HL7/FHIR EHR data. Mentor team, enforce API governance, and drive SecDevOps practices.

Principal Software Engineer/Developer leading architecture and development of web-based financial services applications at Fidelity. Designs and implements scalable solutions using Java Spring, AWS, and Azure AKS, integrating RESTful services, OAuth, Swagger, Kafka, Docker, and Helm.