Full Stack Developer (Java & .NET)

NetImpact Strategies; Falls Church (VA); On-site; USD 110,000 - 150,000; Full time

Benefits offered by this job

Medical, dental, & vision insurance

401(k) plan

PTO + wellness day + federal holidays

Pet Insurance

Tuition reimbursement and industryCert

Job summary

NetImpact Strategies is seeking a Full Stack Developer to support Federal mission systems. You will work across the full SDLC, building secure, scalable applications using .NET and Java, and collaborating with leads and stakeholders to meet performance and security standards.

You'll design RESTful APIs, implement front-end UI with Angular or React, and help modernize legacy systems toward cloud-native architectures on Azure or AWS. US Citizenship and Public Trust clearance are required.

Qualifications

• Bachelor's degree or equivalent in CS, Engineering, or related field.
• 5+ years of hands-on software development with .NET and Java.
• Strong front-end skills with Angular or React.
• Experience with REST APIs, microservices, and databases.
• Familiarity with Azure or AWS and containerization.

Responsibilities

• Develop, test, and maintain web apps using C#, .NET, Java, and Spring Boot.
• Design RESTful APIs and microservices for integration.
• Build responsive front-end apps with Angular or React.
• Collaborate with architects and analysts to translate requirements into designs.
• Support cloud modernization using Azure or AWS.
• Perform code reviews, testing, and debugging.
• Participate in Agile ceremonies and sprint planning.
• Ensure compliance with federal cybersecurity standards.

Skills

Full stack development

Agile/Scrum

Team collaboration

Problem solving

Education

Bachelor's degree in CS or related field

Tools

C#

Java

.NET Core/Framework

Spring Boot

Angular

React

REST APIs

Microservices

SQL Server

PostgreSQL

MongoDB

Azure

AWS

Docker

Kubernetes

Git

CI/CD

Job description

NetImpact Strategies is seeking a Full Stack Developer to join our talented team supporting Federal mission systems. The ideal candidate brings strong hands‑on experience developing secure, scalable applications across the .NET and Java technology stacks. This role requires a developer who can work across the full software development lifecycle - from design and development through deployment and support - while collaborating closely with technical leads, architects, and business stakeholders to deliver high‑quality solutions that meet Federal performance and security standards.

Key Responsibilities

• Develop, test, and maintain web applications and services using C#, .NET Core/Framework, Java, and Spring Boot
• Design and implement RESTful APIs and microservices for integration across enterprise systems
• Build and maintain responsive, dynamic front‑end applications using Angular, React, or similar frameworks
• Collaborate with architects and business analysts to translate requirements into technical designs and deliverables
• Support modernization of legacy systems into cloud‑native architectures using Azure or AWS
• Perform code reviews, unit testing, and debugging to ensure high‑quality, maintainable code
• Participate in Agile ceremonies, contributing to sprint planning, backlog refinement, and daily stand‑ups
• Troubleshoot production issues and support continuous improvement of development processes
• Maintain compliance with federal cybersecurity and quality assurance standards

Qualifications

Required

• Bachelor's degree or equivalent experience in Computer Science, Engineering, or related technical discipline
• 5+ years of hands‑on software development experience with .NET (C#) and Java (Spring Boot)
• Strong front‑end development skills with Angular, React, or similar modern frameworks
• Experience with REST APIs, microservices, and object‑oriented design principles
• Proficiency with SQL Server, PostgreSQL, or MongoDB
• Familiarity with Azure or AWS cloud environments and containerization (Docker, Kubernetes)
• Experience with version control (Git) and CI/CD pipelines
• Strong understanding of Agile/Scrum delivery methodologies
• US Citizenship required; must be eligible for a Public Trust clearance

Preferred

• Experience developing applications in a Federal IT consulting environment
• Knowledge of API gateways, message brokers (Kafka, RabbitMQ), and system integrations across .NET and Java
• Experience with DevSecOps pipelines and automated testing tools
• Cloud certifications (Azure Developer Associate, AWS Developer, etc.)
• Familiarity with FISMA, FedRAMP, and NIST compliance standards

About Us

NetImpact Strategies Inc. (NetImpact) has been a Trusted Advisor driving impact through digital transformation for the Federal Government for over a decade. We solve complex problems with innovation and agility to create meaningful, transformative, and enduring change. As Trusted Advisors, NetImpact professionals partner with customer agencies to deliver solutions that empower them to not only meet their missions but also realize their strategic vision through agile, outcome‑focused solutions addressing both strategic and tactical requirements. We design and implement comprehensive, tailored solutions that are both mindful of the client's culture and organizational dynamics. NetImpact's core values and commitment to a customer and results‑oriented delivery approach has propelled our growth and enabled us to deliver impactful value across Strategic Consulting, Process Automation, Cloud, DevSecOps, Data and Analytics, and Cyber Security for the Federal Government.

Perks of working at NetImpact Strategies

• Your health comes first – we offer comprehensive medical, dental, & vision insurance that starts the first of the month after you join the team
• Invest in your future – 401(k) Plan – Immediately vested employer contributions; no matching required
• Work hard, play hard – we offer a generous Paid Time Off (PTO) policy, one (1) additional day of paid wellness leave per calendar year, and observe ten (10) federal holidays
• Pawsitively pawesome – Pet Insurance (because our little critters are part of our families, too!)
• Invest in your education – Tuition reimbursement, internal training programs, & company‑sponsored industry certifications!
• Be part of a dynamic and collaborative work environment recently ranked by The Washington Post as a Top Workplace in 2019, 2021,2022, 2023, & 2024!
• Have fun and celebrate and give back – Team building activities, community volunteering, quarterly HQ days, wellness events, happy hours, family fun events, and more!

Accessiblity Note

NetImpact Strategies is committed to complying with all applicable provisions of the Americans with Disabilities Act, as amended ("ADA"), and applicable state and local laws. It is NetImpact's policy not to discriminate against any qualified person or applicant with regard to any terms or conditions of employment on the basis of such individual's disability. Consistent with this policy of non‑discrimination, NetImpact will provide reasonable accommodations to an individual with a disability, as defined in the ADA or applicable law, who has made NetImpact aware of his/her disability, unless doing so would cause undue hardship to NetImpact. If you are an applicant and need reasonable accommodation when applying for job opportunities within NetImpact, or request reasonable accommodation to utilize NetImpact's online employment application, please contact [e-mail].