Senior Application Engineer

Navy Federal Credit Union; Vienna (VA); On-site; USD 110,000 - 160,000; Full time

Job summary

Navy Federal Credit Union is seeking an experienced software engineer to design, develop, and optimize applications supporting members and internal users. You will work across the full development lifecycle, crafting scalable solutions and ensuring high-quality releases.

The role requires 5–7 years of experience, strong knowledge of Python and JavaScript (Springboot), and hands-on experience with microservices in Azure Kubernetes Service.

Qualifications

• Bachelor’s Degree or equivalent in computer science or related field.
• 5–7 years of experience in application or software development engineering.
• Advanced knowledge of software development principles and Agile methodologies.
• Strong proficiency in Python, JavaScript (Springboot), HTML/CSS.

Responsibilities

• Design, develop, and optimize software applications meeting business requirements.
• Collaborate with engineers and stakeholders to translate requirements into technical specs.
• Write clean, scalable, and maintainable code following best practices.
• Implement data structures and algorithms for performance and scalability.
• Identify and resolve advanced bugs and performance issues.
• Lead small projects and mentor teammates, promoting quality and standards.
• Contribute to engineering policies, standards, and procedures.
• Continuously learn and improve through feedback and collaboration.

Skills

Python

JavaScript (Springboot)

HTML/CSS

Cloud & microservices

Azure Kubernetes Service

API testing (Postman)

Observability & monitoring

Problem solving

Education

Bachelor’s Degree in Computer Science or related field

Tools

Azure Kubernetes Service

Postman

Git

Job description

Overview

Design, develop, and optimize software applications that bridge technical teams and end-users, addressing business needs through innovative solutions and enhancing member or internal user experiences. Leverage the full software development lifecycle, including design, coding, testing, and deployment, to ensure efficient system improvements. Work under minimal supervision and use complete understanding of business needs and objectives to support projects that have impact on the achievement of operational goals. Advanced skill set and proficiency with procedures and techniques.

Responsibilities

• Design, develop, and optimize high-quality software applications using various, advanced programming languages and frameworks that meet business requirements
• Collaborate with engineers, stakeholders, and team members to gather and analyze requirements and translate them into technical specifications, propose innovative solutions, and ensure timely task completion
• Write advanced, clean, scalable, and maintainable code that adheres to industry best practices and organizational coding standards
• Implement data structures and algorithms efficiently, optimizing code for performance, scalability, and user experience
• Identify, troubleshoot, and resolve advanced application functionality, performance, and bugs, ensuring quality and system improvements
• Conduct advanced and team code reviews, provide constructive feedback, and learn from colleagues' expertise to maintain a high-quality codebase
• Lead small projects and initiatives, while building strong working relationships with stakeholders, team members and subject matter experts, driving collective success and continuous improvement
• Contribute to generating and adhering to application and software development engineering policies, standards, and procedures
• Continuously learn from individual and team experiences, fostering growth and improvement through collaboration and continuous feedback

Qualifications

• Bachelor’s Degree in Computer Science, Information Systems, a related field or the equivalent combination of education, training or experience
• 5-7 years of experience in application or software development engineering
• Complete knowledge and understanding of business area/specialization
• Advanced proficiency in software development principles, methodologies (such as Agile and Twelve Factors), and version control systems
• Expertise in programming languages and development tools like Python, JavaScript (Springboot), HTML/CSS, with strong knowledge of modern frameworks and libraries
• Microservice development experience, including containerization and deployment into cloud environments, preferably Azure Kubernetes Service in Microsoft Azure
• Experience using services in cloud environments, such as key management systems, certificate stores, and centralized application configuration / feature flags services
• Deep understanding of database structures, web technologies, and technical applications, capable of designing and implementing scalable solutions
• Experience with observability instrumentation (metrics, logs, traces) and alerting frameworks and patterns
• Strong problem-solving, analytical, and troubleshooting skills, with the ability to address complex technical issues efficiently
• Advanced written and verbal communication skills for articulating technical concepts to both technical and non-technical stakeholders
• Experience in software testing, quality assurance, and optimizing code for performance, scalability, and maintainability. Experience testing API testing tools like Postman preferred
• Advanced knowledge of customer support tools, ticketing systems, and knowledge base platforms for effective resolution of technical issues
• Expertise in data structures, algorithms, and applying them for optimal application performance and scalability
• Ability to lead projects, mentor team members, and contribute to the development of engineering policies, standards, and procedures

Additional Information

• Monday - Friday, 8:00AM - 4:30PM

Location

• 820 Follin Lane, Vienna, VA 22180
• 5510 Heritage Oaks Drive, Pensacola, FL 32526

About Us

Navy Federal provides much more than a job. We provide a meaningful career experience, including a culture that is energized, engaged and committed; and fierce appreciation for our teams, who are rewarded with highly competitive pay and generous benefits and perks. Our approach to careers is simple yet powerful: Make our mission your passion.

• FORTUNE 100 Best Companies to Work For® 2026
• Yello and WayUp Top 100 Internship Programs 2025
• Computerworld® Best Places to Work in IT 2026
• Most Loved Workplace – America’s Top Most Loved Workplaces® 2025
• 2025 PEOPLE® Companies That Care
• Newsweek Most Trustworthy Companies in America 2026
• Military Times 2025 Best for Vets Employers
• Forbes® 2026 America's Best Large Employers
• Forbes® 2025 America's Best Employers for New Grads
• Forbes® 2025 America's Best Employers for Tech Workers
• 2025 RippleMatch Campus Forward Award Winner for Overall Excellence
• Military.com Top Military Spouse Employers 2025
• 2026 Handshake Early Talent Award
• Newsweek America’s Greatest Workplaces for Culture, Belonging and Community 2026

From Fortune Magazine. © 2026 Fortune Media IP Limited. All rights reserved. Used under license. Fortune and Fortune 100 Best Companies to Work For are registered trademarks of Fortune Media IP Limited and are used under license. Fortune Magazine, Fortune Media (USA) Corporation, and its affiliates are not affiliated with, and do not endorse products or services of, Navy Federal Credit Union.

Equal Employment Opportunity

All qualified applicants will receive consideration for employment without regard to age, race, sex, color, religion, national origin, disability, veteran status, pregnancy, sexual orientation, genetic information, gender identity or any other basis protected by applicable law.

Accommodations

If you need accommodation or assistance for a qualifying condition to complete the online application (or during any stage of the hiring process), you can contact Navy Federal's Medical Accommodations team at [e-mail] or by calling 1-888-503-6013. This team cannot provide any information on job postings or application status.

Bank Secrecy Act

Remains cognizant of and adheres to Navy Federal policies and procedures, and regulations pertaining to the Bank Secrecy Act.