Senior Application Engineer – Remote or Hybrid

The Hanover Insurance Group

Senior Application Engineer designing and developing high-quality software solutions using React.js and Spring Boot. Flexible work options available in-office or hybrid, with remote work considered.

Posted 7/30/2026full-timeWorcester • Massachusetts • 🇺🇸 United StatesSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in full-stack development with a focus on React.js and Spring Boot, ensuring high-quality software delivery through effective collaboration, unit testing, and performance optimization. Possesses strong analytical and problem-solving skills, with a solid understanding of P&C insurance concepts and best engineering practices.

Highest-signal resume keywords

Full-Stack DevelopmentReact.jsJavaSpring BootAgile/Scrum

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Full-Stack DevelopmentReact.jsJavaSpring BootUnit TestingApplication Performance ManagementCode ReviewsMonitoringCI/CD PipelinesContainerization

Soft Skills

Excellent Communication SkillsProblem-SolvingAttention to DetailPrioritization SkillsTechnical Leadership

Tools & Technologies

KubernetesDockerGitHub CopilotAWSAzureGCP

Industry Keywords

P&C InsuranceBusiness ProcessesEngineering StandardsBest PracticesContinuous Improvement

Tech Stack

Tools & technologies

AWSAzureCloudDockerGoogle Cloud PlatformJavaJavaScriptKubernetesReactSpringSpring BootSpringBoot

About the role

Key responsibilities & impact

Design and develop highly reliable full‑stack solutions using React.js and Spring Boot.
Build new applications, prototypes, and proof‑of‑concept solutions.
Collaborate with cross‑functional teams including architects, business analysts, and QA engineers.
Own the design, coding, unit testing, deployment, and monitoring of the software you build.
Work closely with product owners, developers, and stakeholders to ensure alignment on solution delivery.
Translate business requirements into scalable, high‑performing systems.
Ensure code quality through unit testing, code reviews, and adherence to best practices.
Optimize application performance, security, and stability.
Participate in architecture and design reviews.
Participate in Agile/Scrum ceremonies and contribute to continuous improvement.
Mentor junior developers and provide technical leadership.
Contribute to engineering standards, best practices, and process improvements.
Build knowledge of P&C insurance concepts, business processes, and Hanover systems.

Requirements

What you’ll need

Bachelor’s degree in Computer Science or related field OR 7+ years of professional software development experience.
Strong work ethic, prioritization skills, and attention to detail.
5+ years of professional software development experience.
3+ years of hands‑on full‑stack development experience (React + Java).
Expert knowledge of Java and Spring Boot.
Strong knowledge of React.js.
Excellent communication skills.
Excellent problem‑solving and analytical abilities.
Ability to manage multiple priorities and tasks simultaneously.
Strong understanding of monitoring, observability, and application performance management.
Must be eligible to work in the US without requiring sponsorship now or in the future (i.e Lawful Permanent Residence or US Citizen).
BONUS POINTS FOR:
Experience with containerization (Kubernetes, Docker).
Experience using GitHub Copilot or similar AI‑assisted development platforms.
Experience with CI/CD pipelines, automated builds, and deployments.
Familiarity with cloud platforms (AWS, Azure, or GCP).
Experience with UX/UI concepts and front‑end best practices.

Benefits

Comp & perks

This is a full time, exempt role.