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Full Stack Software Engineer Intern Jobs in Manchester, NH

Eliassen Group

Full Stack Engineer

Merrimack, NH · On-site

$55 - $63/hr

... Full Stack Engineer to support Defined Benefit technology initiatives. The role focuses on design ... Operate within Agile/Scrum to deliver high-quality software. * Collaborate with application owners ...

Randstad Digital

Full Stack Engineer

Merrimack, NH · On-site

$75 - $76/hr

Solid understanding of SDLC methodologies and their importance in software development * Passion ... Mentor junior staff and define engineering best practices Leverage past experiences to help lead ...

Danaher

Software Engineer Internships

Concord, NH · On-site

As a Software Engineering Intern at Danaher, you'll work alongside experienced engineers developing ... Contributions to coding forums like Stack Overflow or other collaborative development communities ...

Eliassen Group

Full Stack Engineer

Merrimack, NH · On-site

$65 - $75/hr

Hybrid Onsite 5 days/week, alternating weeks in either Merrimack, NH or Westlake, TX Our client seeks a Full Stack Engineer to build omni-channel user experiences and supporting platforms for retail ...

Danaher

Software Engineer Internships

Nashua, NH · On-site

As a Software Engineering Intern at Danaher, you'll work alongside experienced engineers developing ... Contributions to coding forums like Stack Overflow or other collaborative development communities ...

Danaher

Software Engineer Internships

Manchester, NH · On-site

As a Software Engineering Intern at Danaher, you'll work alongside experienced engineers developing ... Contributions to coding forums like Stack Overflow or other collaborative development communities ...

Danaher

Software Engineer Internships

Derry, NH · On-site

As a Software Engineering Intern at Danaher, you'll work alongside experienced engineers developing ... Contributions to coding forums like Stack Overflow or other collaborative development communities ...

Eliassen Group

Full Stack Engineer

Merrimack, NH · On-site

$65 - $75/hr

Hybrid Onsite 5 days/week, alternating weeks in either Merrimack, NH or Westlake, TX Our client seeks a Full Stack Engineer to build omni-channel user experiences and supporting platforms for retail ...

BAE Systems

Technical Intern 3

Nashua, NH · On-site

$49K - $68K/yr

As a software intern, you will join a team of engineers supporting software development ... a full range of products and services for air, land and naval forces, as well as advanced ...

BAE Systems

Technical Intern 1

Nashua, NH · On-site

$41K - $58K/yr

As a software intern, you will join a team of engineers supporting software development ... a full range of products and services for air, land and naval forces, as well as advanced ...

Fidelity Investments

Principal Software Engineer

Merrimack, NH · On-site

$138K - $185K/yr

... understanding of programming fundamentals and software design to join their ranks. Prior ... Full-stack software development knowledge preferably with Angular , Java , Spring Boot * Experience ...

Fidelity Investments

Principal Software Engineer

Merrimack, NH · On-site

$138K - $185K/yr

... understanding of programming fundamentals and software design to join their ranks. Prior ... Full-stack software development knowledge preferably with Angular , Java , Spring Boot * Experience ...

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Showing results 21-40

All JobsFull Stack Software Engineer Intern JobsFull Stack Software Engineer Intern Jobs in Manchester, NH

Full Stack Software Engineer Intern information

See Manchester, NH salary details

$44.3K

$134.2K

$189.7K

How much do full stack software engineer intern jobs pay per year?

As of Aug 13, 2026, the average yearly pay for full stack software engineer intern in Manchester, NH is $134,187.00, according to ZipRecruiter salary data. Most workers in this role earn between $110,500.00 and $157,300.00 per year, depending on experience, location, and employer.

What does a full stack software engineer intern do?

A Full Stack Software Engineer Intern assists with the development of both the front-end and back-end components of web applications. They work under the guidance of experienced engineers to write code, debug issues, and help integrate different technologies across the software stack. Typical tasks include building user interfaces, connecting to databases, and testing new features. This role helps interns gain hands-on experience with various programming languages, frameworks, and tools commonly used in software development.

What are the key skills and qualifications needed to thrive as a full stack software engineer intern?

To thrive as a Full Stack Software Engineer Intern, you need a solid understanding of programming languages (such as JavaScript, Python, or Java), basic web development concepts, and enrollment in a relevant degree program like computer science. Familiarity with frameworks (like React or Node.js), version control systems (such as Git), and cloud platforms are often expected. Strong problem-solving abilities, eagerness to learn, and effective teamwork set standout interns apart. These skills and qualities enable interns to contribute meaningfully to projects, adapt quickly to new technologies, and collaborate efficiently in dynamic development environments.

What types of projects and technologies do full stack software engineer interns typically work on during their internship?

Full Stack Software Engineer Interns often work on a variety of projects that span both front-end and back-end development. This may include building user interfaces with frameworks like React or Angular, developing APIs using Node.js or Python, and working with databases such as MongoDB or PostgreSQL. Interns usually collaborate closely with senior engineers, designers, and product managers, gaining exposure to the full software development lifecycle. The work environment tends to be fast-paced and collaborative, offering valuable opportunities to learn modern development practices and tools.

What is the difference between Full Stack Software Engineer Intern vs Software Developer Intern?

AspectFull Stack Software Engineer InternSoftware Developer Intern
Required SkillsKnowledge of both front-end and back-end technologies, basic understanding of databasesFocus on specific programming languages or platforms, such as Java, Python, or mobile development
Work EnvironmentCollaborates on full application development, often in agile teamsWorks on specific modules or features, may focus on front-end or back-end
Industry UsageCommon in tech companies, startups, and software firmsWidely used across various tech sectors, including web and mobile app development

In summary, a Full Stack Software Engineer Intern has a broader scope, working on both front-end and back-end development, while a Software Developer Intern may focus on a specific area. Both roles provide valuable experience in software development but differ in technical breadth and project involvement.

Full Stack Software Engineer Intern jobs near you

Principal Full Stack Engineer

Fidelity Investments

Merrimack, NH • On-site

$107K/yr

Full-time

Medical, Retirement, PTO

Re-posted 13 hours ago

Fidelity Investments rating

8.7

Company rating: 8.7 out of 10

Based on 271 frontline employees who took The Breakroom Quiz

15th of 150 rated financial services

Job description


Note: Fidelity will not provide immigration sponsorship for this position.
The Role
Fidelity Stock Transfer (FST) in Fidelity Labs is looking for a Principal Full Stack Engineer to join us. As a key member of a growing engineering team, this role will be hands-on building the technology and architecture of world class end-to-end systems. Learn more about FST at fidelitystocktransfer.com
The Team
We are Fidelity Labs, Fidelity Investments' in-house fintech incubator with a mission to build new businesses to drive growth for Fidelity. We seek to shape the future of our industry by building new products and services to improve the lives of the diverse set of customers, businesses and financial institutions we serve.
Fidelity Labs is a dynamic workplace that combines the best parts of startup life-building from scratch, adapting quickly, and moon-shot ambition-with the scale and stability of an industry leader. We provide a safe space for startup teams to explore new business ideas, quickly test them with customers, and scale the most promising concepts within an existing business unit, or as a new venture.
This opportunity is brought to you by Fidelity Labs. Learn more at labs.fidelity.com.
The Expertise You Have
  • Strong software experience in developing, a proven track record of delivering web applications and a seasoned team leader proficient with the entire SDLC process.
  • Expert level knowledge using React and/or Angular to build a single page application from scratch. Bonus points for experience with Storybook JS, React Native, Ionic and knowledge of micro-frontends architecture.
  • Proficient level knowledge of RESTful APIs (Node.js & Java) and good knowledge of standard methodologies in API design.
  • Professional experience integrating applications with REST based services.
  • Full-stack development experience using Angular or React, Node.js or Java, HTML, CSS, JavaScript and Spring MVC/Spring Core/Web Services. Bonus points for experience with Storybook JS, Ionic, API management software such as Apigee and knowledge of micro-frontends architecture.
  • Use deep knowledge of the suitable technologies to ensure proposed solutions are feasible and translate requirements to actionable items for development.
  • You are comfortable working in an Agile software delivery environment, with exposure to continuous integration and continuous delivery tools.
  • Learning, adapting and adopting new concepts & technologies quickly and implementing them optimally.
  • Understanding of fundamental design principles for building a modular and scalable platform.
  • You build positive relationships with other team members and have excellent verbal and written communication.

Fidelity's Onsite Working Model
Fidelity is transitioning to a full-time onsite working model through a phased rollout across regions and roles. Currently, some roles and locations require 100% onsite presence, while others require less. Onsite expectations are likely to evolve as the rollout continues. This transition does not apply to fully remote roles.
The base salary range for this position is $107,000-216,000 USD per year.
Placement in the range will vary based on job responsibilities and scope, geographic location, candidate's relevant experience, and other factors.
Base salary is only part of the total compensation package. Depending on the position and eligibility requirements, the offer package may also include bonus or other variable compensation.
We offer a wide range of benefits to meet your evolving needs and help you live your best life at work and at home. These benefits include comprehensive health care coverage and emotional well-being support, market-leading retirement, generous paid time off and parental leave, charitable giving employee match program, and educational assistance including student loan repayment, tuition reimbursement, and learning resources to develop your career. Note, the application window closes when the position is filled or unposted.
Please be advised that Fidelity's business is governed by the provisions of the Securities Exchange Act of 1934, the Investment Advisers Act of 1940, the Investment Company Act of 1940, ERISA, numerous state laws governing securities, investment and retirement-related financial activities and the rules and regulations of numerous self-regulatory organizations, including FINRA, among others. Those laws and regulations may restrict Fidelity from hiring and/or associating with individuals with certain Criminal Histories.
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Information Technology

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