Application Engineer III, (Cyber Security, Passkey)

Join a Personal Investor (PI) Technologies Security Product team and help secure online access for millions of personal investors and 401(k) participants clients. We’re building critical applications that protect clients—because security isn’t just a feature, it’s our foundation.

What’s the Mission?

We’re adding passkey authentication to the logon flow, enabling clients to use less-phishable second-factor challenges when accessing the website and app. We’ll also introduce nudges in the logon experience to encourage passkey setup. The team is also going to build out the brand new passkey enrollment flow in Q2 to enable our clients a seamless way to enroll.

In addition, we’re enhancing the Logon application’s resiliency to achieve 99.99%+ availability, ensuring clients can access their accounts whenever they want.

The team also supports Step Up Service, a micro front-end integrated into high-risk journeys on the PI website to confirm user identity. In 2026, we’ll expand this service with new functionality, including Mobile Approve challenges, two-way texting, and ID proofing. It will also be added to more journeys on PI site.

Why Join Us?

Work on full-stack, cloud-native applications using the latest technologies.

Build solutions that matter—protecting clients and shaping the future of security.

Collaborate in a fast-moving, innovative environment and learn about the latest cybersecurity solutions

What We’re Looking For

Front-end expertise (React, Angular, or similar frameworks)

API development skills (Java, Spring Boot, SuperGraph)

Passion for building secure, scalable, and user-friendly experiences

If you’re ready to innovate and make security smarter for millions, this is your chance. Apply now and help us redefine secure access.

Role Summary

This role provides advanced-level system analysis, design, development, and implementation of applications and databases under general direction, and leads backend optimization, data integration, documentation, and secure, scalable architecture aligned with enterprise standards.

Core Responsibilities

• Provides senior level system analysis, design, development, and implementation of applications and databases. Integrates third party products.

• Translates technical specifications into code for complex new or enhancement projects for internal clients. Writes programs, develops code, tests artifacts, and produces reports. Employs software development techniques to ensure tests are implemented in a way that support automation.

• Elevates code into the development, test, and production environments on schedule. Provides follow up production support. Submits change control requests and documents.

• Thoroughly understands software development methodology. Thoroughly understands development architecture standards. Trains and mentors staff with less experience. Resolves elevated issues.

• Participates in design, code, and test inspections throughout the life cycle to identify issues. Explains technical considerations at related meetings, including those with internal clients. Performs systems analysis activities.

• Thoroughly understands client business functions and technology needs. Has a broad understanding of Vanguard’s technologies, tools, and applications, including those that interface with business area and systems.

• Interfaces with cross functional team members, and communicates systems issues at the appropriate technical level for each audience.

• Thoroughly understands and complies with Information Technology and Information Security policies and procedures, and verifies that deliverables meet requirements.

• Participates in special projects and performs other duties as assigned.

Qualifications

• Minimum of five years related work experience, with at least one year of development experience.

• Undergraduate degree or equivalent combination of training and 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.