Senior Software Engineer (Full Stack)

Penn Mutual•Philadelphia, PA

21d•$125,000 - $145,000•Hybrid

About The Position

Penn Mutual is seeking an experienced Senior Software Engineer (Full Stack) within our Information Management and Technology organization. This role is part of a team dedicated to implementing and supporting Penn Mutual’s product offerings, with a focus on technology enabling Individual Life New Business capabilities. The ideal candidate brings strong full-stack engineering skills (React, Node and Next.js along with Java, Spring and AWS), can work effectively in an Agile/Scrum environment, and communicates clearly with both technical and non-technical stakeholders. This role requires building trusted relationships, mentoring other engineers, and collaborating closely with Product Owner, Technical Lead, and cross-functional team members to deliver business value aligned to corporate priorities. We’ve embraced a flexible approach to work. Based on your role and personal preference, we empower you to choose where you work best. This model allows you to balance your life and bring your whole self to work.

Requirements

Bachelor's degree in Computer Science, Engineering, or a related field (Master's degree preferred)
5+ years of professional experience in software development, with a strong track record of delivering high-quality software solutions.
Strong full-stack proficiency in:
Front end: JavaScript, React, modern UI patterns, state management, component design
Back end: Java, Spring / Spring Boot, REST APIs, microservice-friendly patterns (where applicable) along with Node.js, Next.js for supporting UI in Backend for Frontend style.
Hosting: AWS native services.
Experience with web development practices including designing and implementing secure, performant, accessible user experiences and API integrations.
Deep understanding of database systems including SQL and NoSQL, with experience in designing and optimizing database schemas and queries.
Strong problem-solving skills and the ability to analyze complex technical problems and implement effective solutions.
Excellent communication and collaboration skills; ability to work effectively with stakeholders and teammates.
Demonstrated ability to work in an Agile/Scrum environment, partnering with Product Owner, Technical Lead and team to plan, estimate, deliver, and iterate.

Nice To Haves

Experience with cloud computing platforms (e.g., AWS) and containerization technologies (e.g., Docker, Kubernetes).
Knowledge of Agile/Scrum methodologies and engineering practices that support iterative delivery (automated testing, CI/CD, code quality).
Previous experience in leading or mentoring junior engineers.
Familiarity with templating technologies such as FreeMarker Templates (plus)

Responsibilities

Design, build, and implement full-stack solutions using JavaScript/React, Node.js, Next.js on the front end and Java/Spring (Spring Boot) on the back end, hosted on AWS, ensuring high quality, maintainability, and alignment to business needs.
Contribute to and lead the design and implementation of scalable, maintainable software solutions that meet performance, reliability, and security expectations.
Collaborate with the Product Owner, Technical Lead, and other engineers within and across teams to translate features and user stories into well-defined technical approaches and deliver working software.
Own technical outcomes for assigned features and components, from design through production support.
Contribute to and improve existing applications by quickly understanding the current state, and documenting designs and flows. Drive enhancements, modernization, refactoring, and upgrades to reduce technical debt and improve stability and user experience.
Provide technical leadership through mentoring, code reviews, pairing, and knowledge sharing with junior and mid-level engineers.
Diagnose and troubleshoot complex issues across UI, API, and data layers; implement effective solutions and preventive improvements to ensure system stability and performance.
Drive innovation and continuous improvement by proposing and implementing better solutions, engineering practices (testing, CI/CD readiness, code quality, observability), processes, and tools.
Stay current with emerging technologies and assess their relevance and potential impact on our products and engineering practices.
Communicate technical concepts and decisions clearly to stakeholders at all levels, balancing speed-to-value with sound engineering.
Contribute to automated testing and quality practices to ensure reliable, maintainable, and secure software delivery.
Demonstrates a commitment to AI fluency by embracing AI tools and technologies to enhance individual and team performance, decision-making, and innovation.