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Senior Java Engineer Jobs in New Hampshire (NOW HIRING)

Worky

Director, Full Stack Engineering

Merrimack, NH · On-site

$180 - $240/hr

Position Description Leads the development of software applications on Cloud using Java, Python ... Advises senior management on technical strategy. * Researches and recommends new technologies.

Liberty Mutual

Solutions Eng, Infrastructure

Portsmouth, NH · On-site

$109K - $143K/yr

Strong senior-level software engineering skills with demonstrated proficiency in Python, Java, JavaScript, Node.js, React and Kubernetes; solid understanding of infrastructure-as-code, CI/CD ...

Liberty Mutual

Solutions Eng, Infrastructure

Portsmouth, NH

$109K - $143K/yr

Generally, a minimum of 10 years of related experience. • Strong senior-level software engineering skills with demonstrated proficiency in Python, Java, JavaScript, Node.js, React and Kubernetes ...

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Senior Java Engineer information

What is a senior Java engineer?

Senior Java Engineers are experienced software developers who specialize in designing, developing, and maintaining applications using the Java programming language. They often lead development teams, architect solutions, and ensure that software meets both technical and business requirements. Their responsibilities also include code reviews, mentoring junior developers, and optimizing application performance. Typically, they have several years of experience and a deep understanding of Java frameworks and best practices.

What are the key skills and qualifications needed to thrive as a senior Java engineer?

To thrive as a Senior Java Engineer, you need advanced proficiency in Java programming, strong knowledge of software design patterns, and a degree in computer science or related field. Experience with frameworks like Spring, Hibernate, build tools such as Maven or Gradle, and familiarity with cloud platforms and CI/CD systems are typically required. Excellent problem-solving abilities, leadership, and effective communication help you guide teams and collaborate with stakeholders. These skills are crucial for delivering robust, scalable software solutions and mentoring junior engineers in complex development environments.

What are some common challenges senior Java engineers face when working on large-scale enterprise applications?

Senior Java Engineers often encounter challenges such as managing complex codebases, ensuring application scalability, and maintaining high performance under heavy loads. They are also responsible for implementing robust security practices and integrating new technologies without disrupting existing systems. Effective collaboration with cross-functional teams and mentoring junior developers are crucial aspects of the role, as these responsibilities help maintain code quality and project momentum.

What is the difference between Senior Java Engineer vs Java Developer?

AspectSenior Java EngineerJava Developer
Required CredentialsBachelor's in Computer Science, Java certifications (e.g., Oracle Certified Professional)Bachelor's in Computer Science or related field, Java certifications optional
Work EnvironmentDesigning, developing, and maintaining complex Java applications, often in team leadership rolesDeveloping Java applications, focusing on coding and implementation
Industry UsageUsed across finance, tech, and enterprise sectors for large-scale projectsCommonly employed in software development firms, startups, and tech companies

While both roles involve Java programming, Senior Java Engineers typically handle complex system design, mentorship, and project leadership, whereas Java Developers focus more on coding and implementing features. The senior role often requires more experience and certifications, with a broader scope of responsibilities.

What are the most commonly searched types of Java Engineer jobs in New Hampshire?

The most popular types of Java Engineer jobs in New Hampshire are:

What cities in New Hampshire are hiring for Senior Java Engineer jobs?

Cities in New Hampshire with the most Senior Java Engineer job openings:

What are popular job titles related to Senior Java Engineer jobs in NH?

For Senior Java Engineer jobs in NH, the most frequently searched job titles are:

Senior Java Engineer jobs near you
Infographic showing various Senior Java Engineer job openings in New Hampshire as of August 2026, with employment types broken down into 90% Full Time, 5% Part Time, and 5% Contract. Highlights an 87% Physical, 5% Hybrid, and 8% Remote job distribution.

Senior Associate Software Engineer - Portsmouth, NH

Hubbell Incorporated

Portsmouth, NH • On-site

Full-time

Re-posted 18 days ago

Hubbell rating

7.6

Company rating: 7.6 out of 10

Based on 42 frontline employees who took The Breakroom Quiz

84th of 159 rated electronics manufacturers

Job description

Job Overview
Hubbell's Portsmouth, NH location is looking for a Senior Associate Software Engineer to join their team, and grow with us as we grow! The Senior Associate Software Engineer is responsible for the development and maintenance of applications used in the manufacturing environment and in related upstream and downstream systems. This role will work closely with a team of software engineers and technicians, providing hands-on support to ensure the reliability, performance, and ongoing improvement of our software solutions in support of production, NPI, and return/repair processes. This role is responsible for supporting operational functions, product quality, and testing processes according to engineering and customer specifications.
A Day In The Life
  • Work with software engineers to design, develop, and test software components for manufacturing applications and processes.
  • Assist in implementing features, data requests, and maintaining software.
  • Write clean, maintainable, and well-structured code following team standards.
  • Participate in code reviews, learning how to write efficient and scalable software.
  • Help investigate and resolve bugs or performance issues with the support of the team.
  • Contribute to improving documentation, testing, and development workflows.
  • Learn and apply modern development practices such as, agile project workflows and automation.
  • Collaborate with technicians, engineers, and users to understand requirements and deliver reliable solutions

What will help you thrive in this role?
  • Bachelor's Degree in Computer Science, Software Engineering, or a related discipline.
  • 1-2 years of professional experience in software development.
  • Strong proficiency with at least one programming language (e.g., C#, Python, Java).
  • Experience with database query design, optimization, and troubleshooting.
  • Familiarity with version control systems (e.g., Git) and collaborative development practices.
  • Strong analytical, problem-solving, and organizational skills.
  • Effective communication abilities.

Preferred/Desirable:
  • Familiarity with server, networking, and cloud hardware infrastructure
  • Experience building software such as automated testing, embedded software, web applications, mobile/desktop applications.
  • Experience handling and integrating 3rd party API's into applications.
  • Familiarity in other .Net frameworks and languages such as VB, ASP.Net, Blazor, WPF, and MAUI

Hubbell Incorporated
Hubbell creates critical infrastructure solutions that power our customers, communities, people and the planet. Our company is strategically aligned around enabling grid modernization and electrification. As more products plug in to an aging grid, Hubbell solutions enable the transition to a more reliable, resilient and efficient energy infrastructure. Founded in 1888 our innovation has made us a leading global manufacturer of high quality electrical and utility solutions enabling customers to operate critical infrastructure reliably and efficiently.
The company operates in two segments. Hubbell Utility Solutions (HUS) enable the grid to conduct, communicate and control energy across utility applications and Hubbell Electrical Solutions (HES) are essential to managing power across a wide range of industries and applications. Our vertical market solutions can be applied to markets including Data Centers, Renewables, Commercial Buildings, Industrial, Telecom and Transportation. Supporting both of our business segments is our corporate and Hubbell Unified Business Solutions teams that provide consistent process, tools technologies across our businesses.
We are committed to operating sustainably and ethically while promoting an inclusive and supportive culture for our people to grow and develop in their careers. Our employees proudly work and serve our communities from our headquarters in Shelton, CT, across the United States and around the globe.
Hubbell Utility Solutions
Hubbell Utility Solutions (HUS) enable the grid to conduct, communicate and control energy across utility applications. HUS provides the critical components that allow the grid to reliably transmit and distribute energy, as well as the communications and controls technologies to make the grid smarter and more flexible.
Hubbell Incorporated, its subsidiaries and affiliates, is an EO Employer AA: M/F/Veteran/Disability. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability, protected veteran status, sexual orientation, gender identity or any other protected class.
The above summary of position responsibilities and requirements is not intended, and should not be construed, to be an exhaustive list of duties, skills, efforts, physical requirements, or working conditions associated with the position. It is intended to be an accurate reflection of those principal position elements essential for making decisions related to position performance, employee development, and compensation.

What Hubbell employees say

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About Hubbell

Sourced by ZipRecruiter

Hubbell Incorporated was founded in 1888 and has grown into an international manufacturer of quality electrical, lighting and power solutions with more than 75 brands used and recognized around the world. Our founder, Harvey Hubbell, developed tooling and equipment to serve the growing demand for new assembly and manufacturing machinery during the industrial revolution. An early, and one of many patents awarded, came for the creation of the first practical method to control electricity through the pull chain socket that remains unchanged today. As a market leader in reliable, electrical solutions, we provide more than half a million products delivered through our various business groups. Hubbell is committed to continually innovating solutions that work, transforming old products with new ideas, and ensuring that we Energize, Enlighten and Empower the communities that support us.

Industry

Electrical equipment, appliance, and component manufacturing

Company size

10,000+ Employees

Headquarters location

Shelton, CT, US

Year founded

1888

Social media

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