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Overview
Senior

Senior Full Stack Application Engineer

Confirmed live in the last 24 hours

Vanguard

Vanguard

Malvern, PA
On-site
Posted May 13, 2026

Job Description

Responsibilities:

  • Provide senior-level system analysis, design, development, and implementation of applications and databases, including integration of third-party products.
  • Translate technical specifications into code for complex new development and enhancement efforts.
  • Write, test, and deploy code, ensuring solutions support automation and maintainability.
  • Promote code across development, test, and production environments; provide production support and maintain change control documentation.
  • Apply established software development methodologies and adhere to architecture standards.
  • Participate in design, code, and test reviews throughout the development lifecycle to identify and resolve issues.
  • Perform systems analysis and communicate technical considerations to stakeholders.
  • Collaborate with cross-functional teams and communicate effectively with both technical and non-technical audiences.
  • Mentor less experienced team members and assist with resolving escalated issues.
  • Ensure compliance with IT and Information Security policies and standards.
  • Contribute to special projects and additional responsibilities as needed.

Qualifications:

  • Minimum of 5 years of related development experience.
  • Bachelor’s degree or equivalent combination of education and experience.
  • Hands-on experience with Java, Spring Boot, React, and Node.js.
  • Hands-on experience with AWS services including CloudFormation, ECS, DynamoDB, S3, Lambda, and IAM.
  • Experience with AI-enabled agentic development tools such as Claude Code, Codex, or Copilot. 
  • Hands-on experience with GitHub and CI/CD pipelines.
  • Hands-on experience with monitoring tools such as Splunk and Honeycomb.

Preferred Qualifications:

  • Experience implementing AI-enabled capabilities in client-facing digital products 
  • Hands-on experience with React Native and mobile development 
  • Hands-on experience with Python 
  • Site Reliability Engineering (SRE) experience 

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.