Top Software Engineer Jobs

Develop, integrate, deploy, and sustain satellite ground-segment software across development, test, and operational environments. Perform full-stack development, support ground-segment operations and launch events, develop test automation, diagnose hardware/software issues, participate in acceptance testing, and install and configure mission software. Work with C/C++ and other languages on Windows and Unix/Linux platforms and use Atlassian tools for lifecycle and team workflows.

Develop and sustain mission-operational software for classified systems. Implement new capabilities, support development and O&M across subsystems, write C++ on Linux, participate in Agile, and collaborate with stakeholders and SCI customers.

Develop, test, upgrade and support web applications using Sitefinity CMS. Gather and document requirements, perform web-based testing, provide post-production/operations support, advise on digital marketing/SEO and Google Analytics, interface with corporate clients, and lead small teams.

Individual contributor Modeling and Simulation Software Engineer supporting the Ground Weapons System program. Provide technical contributions and guidance to simulation products, develop unit and system tests, use version control and Atlassian tools, and support software development for MDA capabilities. Requires active DoD Secret clearance, onsite work in Huntsville, AL, and up to 10% travel.

Support Ground Weapons System modeling and simulation as an individual contributor on the System Performance and Analysis - Simulation Team. Develop and maintain simulation products, tests, and software using C/Go/Ada/Python, Atlassian and CI tools. Provide technical contributions for MDA programs, collaborate across teams, and comply with security requirements. On-site in Huntsville, requires active DoD Secret clearance and up to 10% travel.

Senior Java backend engineer responsible for designing, developing, deploying and supporting backend APIs and services for enterprise digital, dealer, and customer applications. Work is ~70% new development, ~30% maintenance, using AWS/cloud infrastructure, CI/CD, automated tests, and Scrum; includes database changes, security, troubleshooting, and occasional high-level design and cross-team collaboration.

Develop, test, deploy, and maintain mission‑critical .NET applications (C#, ASP.NET, .NET Core). Participate in Agile sprints, write database queries and stored procedures, troubleshoot issues, implement security/compliance controls, produce technical documentation, and collaborate with stakeholders and cross‑functional teams.

Build and maintain full-stack features across a Django back end and React front end. Develop RESTful APIs, design database schemas (PostgreSQL/MySQL), ensure performance and reliability, work with OCI container tooling in Linux, write tests and documentation, and participate in code reviews through the full product lifecycle.

Full Stack JavaScript developer to build and maintain single-page applications and backend microservices. Work includes Vue front-end, Node.js/Nest.js back-end, REST APIs, CI/CD and build tools, Agile development, deployment, testing, and lifecycle maintenance. Must obtain TS/SCI with polygraph and work onsite in VA.

Design, develop, test, troubleshoot, and sustain a mission-focused enterprise web application in a containerized Kubernetes Linux environment. Collaborate with product, system, and project engineers; implement REST APIs, CI/CD pipelines, and Helm-based deployments; maintain code in Git and automate tasks with Bash/Python scripts.

Lead and mentor a software engineering team on the NIGHTRAVEN program. Manage sprints, testing, release documentation, coordinate with customer and PMO, drive DevOps pipeline (Jira, Jenkins, Docker, Git, Nexus), facilitate test environments, and manage release candidates in a SCIF environment.

Develop, sustain, and troubleshoot GHOSTGEM software suite; implement, test, and integrate applications with COTS/GOTS/FOSS; write scripts, build containerized services, use CI/CD, and support deployments on Kubernetes.

Design, implement, and optimize scalable data ingress/egress and distributed processing pipelines using Apache Spark and Airflow. Develop and automate data workflows with Python, Java, and Bash on Linux; perform data wrangling, validation, and preprocessing (pandas/NumPy); query large datasets with SQL; and use Jupyter and Git for development and collaboration. Work onsite with TS/SCI polygraph clearance.

Designs, develops, tests, debugs, and integrates complex software systems. Analyzes requirements, implements algorithms and database interfaces, ensures quality control, and leads multiple development teams. Works with system/hardware engineers, applies ITOM/ITSM/HRSD/CSM knowledge, and codes using HTML/CSS/JavaScript while evaluating COTS/GOTS/FOSS tools.

Senior software developer for NYS eMedNY Medicaid system. Design, develop, test, document, maintain and support mainframe applications using COBOL, CICS, DB2 and SQL. Produce SDLC artifacts, estimate effort, resolve production issues, and ensure compliance with healthcare MMIS and EDI (X12/NCPDP) standards while working in a hybrid team environment.

Lead modernization of a COBOL-based Medicaid MMIS claims processing system to a Java AWS-hosted solution. Design and develop full-stack web applications, web services, and APIs; migrate COBOL to AWS; apply AWS AI/mainframe modernization tools; support claims development and R&M activities; mentor engineers and collaborate with NCTracks team; implement CI/CD, automated testing, and cloud-native architectures.

Design, build, and maintain scalable, secure full-stack systems. Develop REST/GraphQL APIs and microservices, containerize with Docker and Kubernetes, manage relational and NoSQL databases, implement CI/CD pipelines, optimize backend performance (caching, load balancing, queueing), integrate front-end (React/Lit) with back-end, and recommend emerging backend technologies. Support AI model integration via Python as needed. Must possess TS/SCI with polygraph and work onsite in McLean, VA.

Develop, maintain, and enhance complex software systems; design, code, debug, and test software components; customize and implement ServiceNow (ITSM/ITOM/HRSD/CSM) solutions and integrations using REST/SOAP; write scripts, business rules, ACLs, and queries; lead development teams; produce documentation; collaborate with systems and hardware engineers; ensure performance and deployment meet system requirements.

Design, implement, and maintain full-stack web applications. Build frontend components and backend services using Java, Spring Boot, Hibernate/JPA, TypeScript/JavaScript and REST APIs. Perform database design and SQL/Oracle querying, version control with Git, optimize UI performance and accessibility, analyze system performance, define requirements, coordinate with developers, and research emerging technologies in an Agile environment to support government missions.

Design, develop, and maintain advanced software systems. Collaborate with product, design, and engineering teams. Write clean, scalable code, perform code reviews, debug complex issues, and stay current with technologies.

Develop, test, and deploy features for the core product while collaborating with product, design, and QA. Participate in code reviews, write clean documented code, troubleshoot and optimize existing systems, and contribute to process and tooling improvements. Gain hands-on experience and mentorship in a fast-paced engineering environment.

Lead design and integration of secure, enterprise geospatial systems for DoD/intelligence environments. Architect GIS solutions, implement CI/CD and containerization, ensure RMF/STIG compliance, integrate geospatial services and databases, support AI/ML model integration, perform code and QA reviews, and mentor engineering teams.

Design, develop, and maintain software applications; collaborate with product, design, and engineering teams; write clean, scalable code; participate in code reviews; troubleshoot defects; stay current with emerging technologies.

Develop and maintain DIAMONDS and other enterprise applications using C# and Oracle/PL/SQL. Participate in full software lifecycle (design, coding, testing, configuration management, release, IV&V support), build WPF/Prism features, apply secure coding and static analysis tools, support sustainment and customer-facing requirements gathering, and follow CMMI/Agile processes and Git/Azure DevOps workflows.

Develop, test, and debug components of a high-performance data warehouse. Create design docs, implement designs, fix review issues, and deliver tasks on schedule while collaborating with architects and engineers.