Full Stack Software Engineer

The Vanguard Group; Malvern (Chester County); Hybrid; USD 120,000 - 190,000; Full time

Job summary

Vanguard is seeking a senior software engineer in Malvern, PA area to design, build, test, and operate secure, scalable full-stack applications using React, TypeScript, or JavaScript, and Java. You’ll develop REST APIs, microservices, and integrate enterprise services while applying secure coding practices and automated testing.

The role requires at least 5 years of hands-on experience with modern web apps, cloud deployments in AWS, and strong collaboration across product, architecture,

Qualifications

• Minimum of 5 years of related work experience in enterprise app development.
• Bachelor's degree or equivalent combination of training and experience.
• Hands-on experience building modern web apps using React and TypeScript/JavaScript.
• Back-end development experience using Java or an OO language.
• Experience with REST APIs or microservices, authentication, error handling, testing, monitoring, and resiliency.

Responsibilities

• Design, develop, test, deploy, and support secure, scalable full-stack applications.
• Translate requirements into maintainable designs and production-ready code.
• Develop and integrate APIs, identity services, and enterprise solutions.
• Collaborate with product, architecture, security, engineering, and business partners.
• Provide technical guidance and mentorship while contributing hands-on engineering work.

Skills

React

TypeScript/JS

Java

REST APIs

Microservices

Relational DBs

AWS

Git/CI

Testing

Security

Education

Bachelor's degree or equivalent

Tools

Git

CI/CD pipelines

Testing frameworks

Code-quality tools

Job description

Responsibilities

Design, develop, test, deploy, and support secure, scalable full-stack applications using React, TypeScript or JavaScript, Java, REST APIs, microservices, and relational databases. Translate business and technical requirements into maintainable application designs, reusable components, and production-ready code. Develop and integrate APIs, identity services, third-party products, and other enterprise solutions, applying effective authentication, error-handling, monitoring, and resiliency practices. Contribute directly to coding, debugging, automated testing, code reviews, and technical problem-solving across the application stack. Use Git, CI/CD pipelines, automated testing, code-quality tools, and secure coding practices to deliver software across development, test, and production environments. Diagnose and resolve production issues through monitoring, debugging, and root cause analysis, while improving application performance, reliability, and supportability. Participate in solution design and technical decision-making, ensuring applications meet architecture, security, quality, accessibility, and maintainability standards. Collaborate with product, architecture, security, engineering, and business partners to deliver solutions and communicate technical decisions, risks, and dependencies. Provide technical guidance and mentorship while remaining actively involved in hands-on development and continuous improvement. Participate in special projects and perform other duties as assigned.

Qualifications

Minimum of 5 years of related work experience, including significant hands‑on application development experience supporting complex enterprise applications. Bachelor's degree or equivalent combination of training and experience. Hands‑on experience building modern web applications using React and TypeScript or JavaScript, including component development, state management, API integration, and testing. Back‑end development experience using Java or a comparable object‑oriented programming language. Experience implementing REST APIs or microservices integrations, including authentication, error handling, testing, monitoring, and resiliency. Experience developing or supporting applications in AWS or another enterprise cloud environment. Experience with Git, CI/CD pipelines, automated testing, code‑quality tools, secure coding practices, and deployment processes. Experience supporting production applications, including troubleshooting, root cause analysis, incident resolution, and improvements to performance, resiliency, and reliability. Demonstrated ability to take ownership of technical work, explain individual contributions and technical decisions, and collaborate across engineering, product, architecture, security, and business teams.

Preferred technical skills

Experience with identity and access management technologies and standards, including single sign‑on, OAuth 2.0, OpenID Connect, or SAML. Experience applying AI‑enabled engineering tools and practices to improve development speed, code quality, testing, and documentation.

Special Factors

Sponsorship Vanguard is not offering visa sponsorship for this position.

About Vanguard

At Vanguard, we don't just have a mission—we're on a mission. To work for the long‑term financial wellbeing of our clients. To lead through product and services that transform our clients' lives. To learn and develop our skills as individuals and as a team. From Malvern to Melbourne, our mission drives us forward and inspires us to be our best.

How We Work

Vanguard has implemented a hybrid working model for the majority of our crew members, designed to capture the benefits of enhanced flexibility while enabling in‑person learning, collaboration, and connection. We believe our mission‑driven and highly collaborative culture is a critical enabler to support long‑term client outcomes and enrich the employee experience. Vanguard, one of the world's leading investment management companies, serves individual investors, institutions, employer‑sponsored retirement plans, and financial professionals. We have a diverse and talented crew with a culture that promotes teamwork, along with an unwavering focus on serving our clients' best interests.