19 senior full stack developer jobs at 12 companies in South Berwick, ME

1mo
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Senior Full Stack Developer
Nashua or New Hampshire
$97k-$165k/yr HybridFull Time
BAE Systems
BAE SystemsLondon Stock Exchange: BA: Designs and manufactures advanced defense and aerospace systems.
4+ YOEBachelor's degree in CS or equivalent experience, 4+ years professional software development, full-stack web app delivery, API integration, frontend framework proficiency, SQL schema and query design, Git, and automated testing.
ASP.NET Core, Blazor, MudBlazor, C#, SQL Server, Dapper, FluentValidation, Git, HTML, CSS, JavaScript, TypeScript, CI/CD, Active Directory
1mo
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Senior Full-Stack Engineer
San Francisco or New York City or Portland or United States
$185k-$215k/yr HybridFull Time
Forerunner
Forerunner: AI-powered platform for government built environment management.
5+ YOE5+ years product engineering experience; strong TypeScript, React, SQL/PostgreSQL (PostGIS) skills; familiarity with AWS, CI/CD, containerization, and developer tooling; mentorship and product-ownership experience; U.S. work authorization required.
TypeScript, React, PostgreSQL, PostGIS, AWS, SQL, CI/CD, Cursor, Claude Code
2mo
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Principal, Full Stack Engineer
Merrimack, New Hampshire, United States
OnsiteFull Time
Fidelity Investments
Fidelity Investments: Provides investment management, retirement planning, and brokerage services.
10+ YOE10+ years in full-stack software development; Angular, Java, Spring Boot; AWS; Kubernetes; test automation; Agile; finance domain familiarity.
Angular, Java, Spring Boot, AWS, Kubernetes, Test Automation
1w
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Senior Full Stack Software Engineer - Claims Technology
Portsmouth or Columbus or Boston or Indianapolis or Plano
$106k-$197k/yr HybridFull Time
Liberty Mutual Insurance
Liberty Mutual Insurance: Global provider of property and casualty insurance products.
5+ YOE5+ years software engineering experience; strong full stack skills with Java/Spring Boot and JavaScript/TypeScript; AWS cloud-native experience; CI/CD, observability, and enterprise security experience.
Lambda, API Gateway, S3, RDS, DynamoDB, SQS, SNS, Step Functions, CloudWatch, IAM, ECS, EKS, Java, Spring Boot, JavaScript, TypeScript, React, Angular, Vue, GitHub Actions, Datadog, Splunk, SQL Server, Kubernetes, GitHub Copilot, Microsoft Copilot, LibertyGPT, Apigee
3w
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Full Stack Engineer
Durham or Merrimack or Boston
$70-$110/hr OnsiteFull Time
Fidelity Investments
Fidelity Investments: Financial services and investment management firm providing advisory solutions.
8+ YOE8+ years Java/Spring experience, strong distributed systems and API skills, CI/CD and container experience, AWS knowledge, degree in CS/Engineering, strong problem solving and mentoring ability.
Java, Spring MVC, Spring, Springboot, Web Services, SOAP, REST, Jest, Jasmine, Docker, Jenkins, artifactory, uDeploy, GitHub, AWS
2mo
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Full Stack Engineer
Merrimack, New Hampshire, United States
$80-$102/hr OnsiteFull Time
Fidelity Investments
Fidelity Investments: Financial services and investment management firm providing advisory solutions.
Experience building RESTful APIs, relational and NoSQL databases, strong OOP and design patterns, SDLC, CI/CD, mentoring, and front-end frameworks (Angular/React); strong communication and code-quality focus.
Angular, AngularJS, Backbone.js, React JS, JavaScript, CSS3
1mo
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Java Full Stack Engineer
Merrimack or Dallas or Smithfield
$90k-$157k/yr OnsiteFull Time
CGI
CGINYSE: GIB: Provides information technology and business consulting services.
7+ YOE7+ years Java/Spring Boot backend experience, Angular v17+, PL/SQL/Oracle/DB2, RESTful APIs, CI/CD (Jenkins/Git/uDeploy), Docker/Kubernetes, AWS (EKS/S3/Lambda), and strong problem-solving skills.
Java, Spring Boot, Angular, PL/SQL, Oracle, DB2, Hibernate, JPA, AWS, EKS, S3, Lambda, Docker, Kubernetes, Jenkins, Git, uDeploy, GitHub, Copilot, RESTful APIs
2w
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.NET Full Stack Engineer
Beverly, Massachusetts, United States
$103k-$173k/yr OnsiteFull Time
EPAM Systems
EPAM SystemsNYSE: EPAM: Provides global digital platform engineering and software development services.
Strong C#/.NET, Angular, SQL, and Microsoft Azure experience; able to deliver in rapid weekly sprints; familiarity with AI-assisted coding tools (Cursor) preferred.
.NET, C#, Angular, ReactJS, TypeScript, Microsoft Azure, PostgreSQL, Microsoft SQL Server, SQL, Amazon Web Services, Cursor, Model Context Protocol (MCP)
2mo
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Full Stack Engineer (UI Focused)
Merrimack, New Hampshire, United States
$80-$100/hr OnsiteFull Time
Fidelity Investments
Fidelity Investments: Financial services and investment management firm providing advisory solutions.
Experienced software engineer with front-end focus, building RESTful APIs, relational and NoSQL databases, CI/CD, SDLC best practices, mentoring, JavaScript frameworks, and responsive CSS3 design.
Angular, AngularJS, Backbone.js, React JS, JavaScript, CSS3
1w
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Principal Full Stack Engineer (Angular Focused)
Merrimack or Westlake
OnsiteFull Time
Fidelity Investments
Fidelity Investments: Provides investment management, retirement planning, and brokerage services.
6+ YOE6+ years software engineering experience, 3+ years technical leadership, deep experience with Angular, JavaScript, HTML, CSS, Java Spring Boot, JPA, AWS, RESTful APIs; strong communication and autonomy.
Angular, JavaScript, HTML, CSS, Java Spring Boot, JPA, AWS, RESTful API, Storybook JS
1mo
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Full-Stack GUI Software Developer (Merrimack, NH, US)
Merrimack or Massachusetts or Pennsylvania or Minnesota or Texas or Arizona or Oregon or California
$101k-$150k/yr RemoteFull Time
Celestica
CelesticaNYSE: CLS: Provides design, manufacturing, and supply chain solutions for electronics.
6+ YOE6+ years experience building full-stack, cloud-native GUI applications; expertise with modern JS frameworks, GUI automation, backend services, CI/CD, and AI/ML integration in networking and data center contexts.
React, Vue.js, Angular, Playright, Cypress, Selenium, Node.js, JavaScript, Python, Go, SONiC, OpenBMC, Kubernetes, Docker, SPyTest, Claude Code, GitHub Actions, Azure DevOps, Jenkins, IXIA
5d
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Director, Full Stack Engineering
Merrimack, New Hampshire, United States
OnsiteFull Time
Fidelity Investments
Fidelity Investments: Provides investment management, retirement planning, and brokerage services.
6+ YOEDirector-level engineer with expertise in building highly scalable distributed systems using Java, Python, Oracle, Angular, Kafka and AWS; CI/CD, testing, and messaging integrations; Bachelor’s (6 yrs exp) or Master’s (4 yrs exp).
Java, Python, Oracle, Angular, Kafka, Node.js, J2EE, React, JavaScript, HTML, Bootstrap, IBM integration, MQ, Informatica, Amazon Web Services (AWS), Git, Jenkins, uDeploy, Datadog, Newrelic, JMeter, JUnit, Jasmine, Karma, Cypress, Playwright
1mo
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Full Stack Engineering Lead
Salem, New Hampshire, United States
OnsiteFull Time
Analogic
Analogic: Provides imaging and detection technology for healthcare and aviation.
7+ YOE7+ years software engineering experience, proficiency in Java/Python/Go, experience modernizing legacy systems to microservices, hands-on DevOps with Terraform/CloudFormation/Ansible, CI/CD and container expertise, IoT/Cloud exposure, leadership and mentoring skills.
Java, Python, Go, Tomcat, Terraform, CloudFormation, Ansible, GitLab, MQTT, AWS Greengrass, Docker, Kubernetes, OpenTelemetry (OTEL)
1mo
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Senior Software Engineer
Andover or Boston or New York or Chicago or Menlo Park or Manchester or London or Tokyo
$140k/yr OnsiteFull Time
Alumni Ventures
Alumni Ventures: Provides individual investors access to diversified venture capital funds.
6+ YOE6+ years building production applications; experience with JavaScript/Node.js and/or Python, PostgreSQL/MySQL, AWS, API integrations, full-stack development, modern/AI-assisted dev tools; authorized to work in the US.
Javascript, Node.js, Python, PostgreSQL, MySQL, AWS, AI-assisted development tools, NetSuite APIs, APIs
2mo
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Staff Software Development Engineer, Web
Boston or San Francisco or Dallas or Salt Lake City or Seattle or Portland
$141k-$173k/yr RemoteFull Time
WEX
WEXNYSE: WEX: Provides global payment processing and business information management services.
8+ YOEBachelor’s in CS/Software Eng; 8-10 yrs software engineering; strong front-end and full-stack skills; modern front-end frameworks; TypeScript/JavaScript; REST/GraphQL; web security; collaboration and maintainability.
Angular, React, TypeScript, JavaScript, HTML5, CSS3/SASS, REST, GraphQL, Docker, Kubernetes, AWS, GCP, Azure, MySQL, MongoDB
3w
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Java Backend Engineer (Onsite Hybrid) (380595)
Merrimack, New Hampshire, United States
$97k-$145k/yr HybridFull Time
NTT DATA
NTT DATA: Global provider of IT and business consulting services.
10+ YOE10+ years Java full‑stack experience, 6+ years with Spring/Spring Boot, 5+ years with cloud (Microsoft Azure preferred), 6+ years building/consuming REST APIs and microservices; CI/CD and testing experience.
Java, Spring, Spring Boot, Microsoft Azure, RabbitMQ, Kafka, Service Bus, Oracle, Postgres, Jenkins, jUnit, Cucumber, Selenium
4d
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Senior Security Automation Engineer
Wilmington, Massachusetts, United States
$120k-$165k/yr HybridFull Time
Symbotic
SymboticNasdaq: SYM: AI-powered robotics and software for warehouse automation.
5+ YOEBachelor's degree in a technical field,5+ years professional software engineering experience,experience with AI/LLM systems and full-stack development,Python and API integration skills,security-aware design and strong communication.
Docker, CI/CD, LLM APIs, RAG pipelines, Python, TypeScript, Go, Rust, PostgreSQL, SQLite, BigQuery, REST APIs, webhooks, message queues, SIEM, SOAR, ITSM, IAM, GRC
1w
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Solutions Engineer, Software
Portsmouth or Columbus or Boston or Indianapolis or Plano
$137k-$257k/yr HybridFull Time
Liberty Mutual Insurance
Liberty Mutual Insurance: Global provider of property and casualty insurance products.
10+ YOE10+ years software engineering experience; strong full‑stack and systems design skills; experience with Java, Spring, Kubernetes, AWS, TypeScript; DevOps, security, and cloud architecture knowledge.
Java, Spring, Kubernetes, AWS, TypeScript, GitHub Actions, HTML5, CSS, S3, NoSQL
3w
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Principal DevOps Engineer (Hybrid)
Merrimack or San Diego
$118k-$201k/yr HybridFull Time
BAE Systems
BAE SystemsLondon Stock Exchange: BA: Provides advanced defense, aerospace, and security technology solutions.
Active Secret clearance required, proven DevOps experience, on-prem cloud (OpenStack/VMware/Azure Stack) and containerization (Kubernetes/Docker), scripting (Python/Bash/PowerShell), automation (Ansible/Puppet/Chef), CI/CD (GitLab).
OpenStack, VMware, Azure Stack, Kubernetes, Docker, Rancher, Docker Swarm, Python, Bash, PowerShell, Ansible, Puppet, Chef, GitLab, Linux/Unix, Nagios, Prometheus, ELK stack