Application Engineer III // Senior Full Stack Engineer
Confirmed on the employer's own hiring board on Nov 3, 2026. First seen by Alion on Nov 2, 2026. The Vanguard Group scores B on the Alion truth index.
About Vanguard
Founded in 1975, Vanguard is one of the world's leading investment management companies. The firm offers investments, advice, and retirement services to tens of millions of individual investors around the globe-directly, through workplace plans, and through financial intermediaries.
Vanguard India
Vanguard’s office in India is a significant milestone in our global expansion. We are committed to establishing an enduring technology center in Hyderabad, Telangana and are excited to be adding talent who will focus on Artificial Intelligence (AI), mobile, and cloud-based technologies that drive our business outcomes and deliver a world-class experience for our clients.
Role Summary
The Application Engineer III is responsible for the design, development, integration, and implementation of scalable full-stack applications and cloud-based solutions. The role requires strong expertise in Java, Spring Boot, AWS, modern front-end technologies, APIs, databases, CI/CD, and application observability, with working knowledge of Python to support modernization initiatives.
The engineer will contribute across the application lifecycle, including solution design, development, testing, deployment, production support, performance optimization, security, and technical documentation.
Responsibilities
- Provide advanced-level analysis, design, development, testing, and implementation of scalable applications and services.
- Design and develop robust backend solutions using Java, Spring Boot, Spring Security, JPA, Node.js, and NestJS.
- Develop and integrate APIs and distributed services using REST, GraphQL, and Apollo Federation, ensuring performance, scalability, and security.
- Build and support modern front-end applications using TypeScript, React, Angular, Single-SPA micro-frontends, HTML5, and SCSS.
- Design, develop, and deploy cloud-based solutions on AWS, leveraging appropriate compute, storage, integration, messaging, and monitoring services.
- Integrate applications with relational, NoSQL, caching, and messaging platforms while ensuring reliable and efficient data flow.
- Implement application security and access controls using technologies such as OAuth 2.0, Spring Security, IAM, and Kong.
- Develop automated unit and integration tests and contribute to high-quality engineering practices using Jest, React Testing Library, Jasmine, JUnit 5, and Mockito.
- Build and maintain automated CI/CD processes using Jenkins, GitHub Actions, Docker, Kubernetes, Gradle, and Maven and support deployments across application environments.
- Monitor application health and troubleshoot performance and production issues using Honeycomb, Splunk, AWS CloudWatch, dashboards, and alerting, while collaborating with cross-functional engineering teams and mentoring less-experienced developers.
Qualifications and Skills
- Minimum 5 years of experience in software development, system integration, database design, and back-end architecture.
- Bachelor’s degree (B.E./B.Tech) in relevant fields such as Computer Science, or a Master’s degree/Diploma in Computer Science.
- Strong expertise in Java is required, with hands-on experience in Spring Boot, Spring Security, JPA, and enterprise application development.
- Strong AWS experience is required, including experience with services such as ECS, EC2, ALB, Route 53, Lambda, Step Functions, Glue, Kinesis, SNS, SQS, S3, IAM, CloudFormation, and CloudWatch. Azure exposure is beneficial but not required.
- Working knowledge of Python, particularly for application modernization, automation, or integration use cases.
- Experience with modern front-end development using TypeScript, React, Angular, Single-SPA, HTML5, and SCSS.
- Experience with Node.js, NestJS, REST APIs, GraphQL, and Apollo Federation, including API integration and distributed application architectures.
- Experience with data and messaging technologies such as DB2, Aurora, PostgreSQL, Oracle, MySQL, DynamoDB, Redis, Apache Kafka, and Qlik.
- Strong knowledge of automated testing frameworks including Jest, React Testing Library, Jasmine, JUnit 5, and Mockito, along with CI/CD and container technologies including Jenkins, GitHub Actions, Docker, Kubernetes, Gradle, and Maven.
- Experience with OAuth 2.0, Spring Security, Kong, application security practices, and observability solutions such as Honeycomb, Splunk, and AWS CloudWatch.
- Familiarity with development and collaboration tools such as Jira, IntelliJ IDEA, Spring Tool Suite (STS), VS Code, Xcode, and Azure DevOps, with strong communication and collaboration skills.
Location
This role is based in Hyderabad, Telangana at Vanguard India. Only qualified external applicants will be considered.
Our mission
Vanguard adheres to a simple purpose: To take a stand for all investors, to treat them fairly, and to give them the best chance for investment success.
Our commitment to you
Vanguard takes the same long-term view of your success-at work and in life-with Benefits and Rewards packages that reflect what you care about, throughout all the phases and stages of your life. Our Total Rewards programs provide you and your loved ones with wellness support for key areas in your life:
Financial wellness
We're committed to enabling your financial success and provide competitive offers and programs.
Physical wellness
We're committed to providing benefits that support your physical health and wellness.
Personal wellness
We're committed to providing resources that help support the full scope of your life.
How we work
Vanguard has implemented a hybrid working model for most of our employees (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.