Java Python Developer Jobs in Franklin, NH, US

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Senior Software Engineer

Plano or Columbus or Boston or Portsmouth or Indianapolis

$106k-$197k/yr HybridFull Time

Liberty Mutual Insurance: Global provider of property and casualty insurance products.

5+ YOEFive+ years software engineering; strong Python/Java; AWS; RESTful services; React/Node.js; Agile experience.

Python, Java, React, Node.js, Spring Boot, AWS, RESTful services, RDS

16h

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16h

Principal Software Engineer – Algorithm Team - EOIR

Merrimack, New Hampshire, United States

$118k-$201k/yr OnsiteFull Time

BAE SystemsLondon Stock Exchange: BA: Provides advanced defense, aerospace, and security technology solutions.

6+ YOEBachelor's in CS/CE with 6+ years or Master's with 4+ years; active Secret clearance; C++, Python, Java; ML/algorithm development; embedded software; strong software engineering practices.

C++, Python, Java, CUDA, OpenCL, Machine Learning

1mo

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1mo

Senior Software Engineer/Developer

Merrimack, New Hampshire, United States

HybridFull Time

Fidelity Investments: Provides investment management, retirement planning, and brokerage services.

3+ YOEExperience building RESTful APIs with Java/Spring; strong Java and Python; cloud, CI/CD, and DevOps tools; Agile practices.

Java, Python, Spring Frameworks, Maven, Git, AWS, Jenkins, Udeploy, Docker, Kubernetes, Artifactory, Kibana, Grafana, Splunk, Cucumber, Eclipse

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Machine Learning Engineer

Manchester, New Hampshire, United States

OnsiteFull Time

DEKA Research & Development: Designs and develops advanced medical and robotic technologies.

6+ YOEMS in CS or AI; 6+ years backend and distributed systems; strong Java/Python; production ML models; Kafka/Spark; microservices; databases; AWS.

Java, Python, Spring Framework, Hibernate, PyTorch, Kafka, Spark, ZooKeeper, AWS, REST APIs, NoSQL databases, SQL databases

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Sr. Principal Software Engineer – Embedded Software Lead - EOIR

Merrimack, New Hampshire, United States

$133k-$226k/yr OnsiteFull Time

BAE SystemsLondon Stock Exchange: BA.: Produces advanced defense, aerospace, and information security systems.

8+ YOEBachelor's or Master’s in CS/CE; active Secret clearance; strong C++, Python/Java; embedded software experience; leadership experience.

C++, Python, Java, Ada, Embedded Software, Software Development Processes, Agile

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Data Engineer

Portsmouth or Boston or Plano or Indianapolis

HybridFull Time

Liberty Mutual: Provider of global property and casualty insurance products.

3+ YOE3+ years data engineering; strong SQL, Python/Java, AWS; Snowflake, IDMC; ETL/ELT design; data modeling and governance; cross‑functional collaboration; proactive andMentor-ready.

Snowflake, IDMC, Python, Java, SQL, AWS, Power BI, Erwin, PostgreSQL, FCS

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Application Security Engineer

Quincy or New York or Princeton or Austin or Burlington or Durham or North Quincy or Cambridge or Norwalk or Boston or Manchester or Richmond

$90k-$158k/yr OnsiteFull Time

State StreetNYSE: STT: Provides investment servicing and management to institutional investors.

6+ YOE6+ years in software development/security with DevSecOps/AppSec focus; strong CI/CD automation; cloud (Azure/AWS); SAST/DAST/SCA; container security; CISSP or similar; programming in Java/.Net/Python/Node.js; IaC with Ansible/Terraform/Kubernetes; agile environment.

Java, DotNet, Python, Node.js, Azure, AWS, SAST, DAST, SCA, Kubernetes, Ansible, Terraform, Infrastructure as Code

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Software Engineer Intern

Portsmouth, New Hampshire, United States

OnsiteInternship

Sprague Energy: Supplies refined petroleum, natural gas, and material handling services.

Pursuing or recently completed degree in Computer Science or related field; basic programming knowledge; ability to learn and collaborate; experience with AI-assisted development tools (preferred).

Python, Java, JavaScript, Git, AI-assisted development tools (Copilot, Codex, Claude Code), APIs (OpenAI)

1mo

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1mo

Full Stack Software Developer

Salem, New Hampshire, United States

OnsiteFull Time

Analogic: Provides imaging and detection technology for healthcare and aviation.

7+ YOE7–10+ years software engineering; strong Java, Python; microservices; cloud-native; IaC; CI/CD; Docker/Kubernetes; AWS; Agile; strong communication.

Java, Python, Go, Terraform, CloudFormation, Ansible, GitLab, Docker, Kubernetes, AWS, MQTT, AWS Greengrass, Infrastructure as Code, CI/CD pipelines

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Research Project Engineer II

Durham, New Hampshire, United States

$55k-$98k/yr OnsiteFull Time

University System of New Hampshire: Providing public higher education and research through New Hampshire colleges.

2+ YOEBachelor’s degree with 2+ years of experience or equivalent combination; programming experience; strong communication skills; ability to develop and document software systems.

Python, Java, Django, Databases, JavaScript, Cloud Computing, Shell Scripting, CI/CD, GitHub Actions

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Machine Learning Engineer - Cloud

Dover or Lowell

$86k-$135k/yr HybridFull Time

GN Store NordNasdaq Copenhagen: GN: Develops intelligent hearing, audio, and video technology solutions.

2+ YOEDesign, build, and deploy scalable ML models in cloud; data preprocessing; production deployment; Python; cloud platforms; ML frameworks; audio/speech familiarity.

TensorFlow, PyTorch, Scikit-learn, Python, Java, C++, R, AWS, GCP, Azure, Big Data, Distributed computing, Audio processing

1mo

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1mo

Controls Engineer

Manchester, New Hampshire, United States

OnsiteFull Time

Merrimack Manufacturing: Manufactures medical devices and advanced healthcare technology components.

3+ YOE3-5 years PLC programming/controls troubleshooting in regulated manufacturing; medical device experience preferred.

PLC, HMI, Ladder Logic, Relay Controls, Motor Drives, RS232, Ethernet/IP, Python, SQL, Visual Basic, Java, Excel, Access

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Senior QA Engineer - Automation & API

Portsmouth, New Hampshire, United States

$109k-$125k/yr OnsiteFull Time

Service Credit Union: Member-owned cooperative providing personal banking and credit services.

5+ YOESenior QA Engineer focused on automation and API; strong experience with .NET, API testing, and CI/CD integration; 5+ years QA experience; bachelor’s in computer science or related field.

Postman, SoapUI/ReadyAPI, WinAppDriver, Selenium, Playwright, Cypress, Git, Bitbucket Pipelines, Jira, MuleSoft, Anypoint Platform, Salesforce, RAML, WSDL, REST, SOAP, NUnit, xUnit, MSTest, C#, Java, JavaScript, TypeScript, Python, WinAppDriver, Winium

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Development Intern - Engineering

Portsmouth, New Hampshire, United States

OnsiteInternship

Loftware: Provides enterprise labeling and artwork management software solutions.

Pursuing a degree in Information Technology or Computer Science with strong attention to detail and teamwork; familiar with Python and Java; knowledge of AI concepts and image processing a plus.

Python, Java, JUnit, Apache Tomcat, J2EE, Object-Oriented Design, Image Processing