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Java Full-Stack Developer Senior

SAIC · Ashburn, VA, United States

Public Trust eligibilityU.S. citizenship required

Posted 2026-10-28 · Verified live 2026-11-09

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About this role

Java Full-Stack Developer Senior

Description

SAIC is currently seeking a motivated, career and customer oriented, and hands on

mid-level

Java Developer

with cloud experience to join our team to begin an exciting and challenging career in Ashburn, Va.

This position requires 4 days per week on-site in Ashburn, VA for the first year of employment.

Job Responsibilities

Working closely with the tech lead and senior developers, the developer will participate in the system architecture design, development, integration testing and validation, and all aspects of the software life cycle (requirements to design to implementation to test) for a java backend application involving extensive Messaging and Transaction processing

Must be hands on and be able to design and develop Java code as dictated by project requirements as needed and work with/mentor junior team members.

The candidate will be expected to learn and adhere to the continuous integration, automated unit testing and other AGILE practices established within the team using the tools that are currently used by the team

The candidate is expected to diagnose and fix issues in existing application components as part of maintenance

Design, implement, and unit test REST microservices with Java, Spring, and JUnit

Develop web applications with Angular that communicate with backend microservices

Write complex SQL queries and perform data modeling

Qualifications

Required Skills and Experience

Bachelor’s degree in computer science or related engineering field with 5+ years of related technical experience.

At least 5 years of strong Java JEE design and software development experience including designing, developing, and documenting large-scale enterprise software systems.

At least 5 years of working with Applications on Cloud utilizing serverless hosted services like AWS lambda.

Java web application development required

Experience with :

Java 21

Spring

Angular

Micro Services architecture

Docker/Kubernetes Container

AWS

XML Message builder & XML parsing

Postgres DB

Strong SQL skills – Critical debugging and plan analysis

Experience with UI development (Javascript/Typescript)

Extensive skills in JDBC/JPA/Hibernate

Knowledge of standard design patterns.

Demonstrated expertise in software engineering practices (e.g., reading/generating software specs, design patterns, continuous integration)

Gitlab/JIRA/Jenkins for CI/CD

Desired Skills and Experience

Master’s degree in Computer Science or related field is a plus

Experience with device integration (i.e. fingerprint scanner)

First-hand experience working with large project teams (working with the Federal Government a strong plus)

Demonstrated ability to think critically and creatively to develop innovative solutions to software problems

Ability to develop and maintain components with stringent performance requirements

Agile development experience a plus

AWS ISTIO

Spring Scheduler

IBM MQ and Kafka Queues

Debugging with AWS Kibana

Experience with NoSQL DBs like MongoDB, DocumentDB, DynamoDB etc.

This is a highly technical and hands on position

Customer Requirements

Clearance – Ability to obtain and hold a public trust position and favorable suitability based on a CBP Background Investigation

Citizenship – Must be a US Citizen

Location – Required to be on-site in Ashburn, VA 4 days per week for the first year of employment. After their first year, they will have the option to work a hybrid schedule (2 days on-site) depending on the needs of the team.

Target salary range: $120,001 - $160,000. The estimate displayed represents the typical salary range for this position based on experience and other factors.

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