Top Software Engineer Jobs

Design, build, and maintain backend services and RESTful APIs in Java and/or Python. Own feature delivery across development, testing, deployment, monitoring, and iterative improvement. Optimize relational and NoSQL schemas, troubleshoot systems, contribute to CI/CD and containerized deployments, participate in architecture and reliability improvements, document APIs, and mentor junior engineers.

Develop and maintain backend services using Python or Java. Build and consume RESTful APIs, work with SQL/NoSQL databases, implement ETL/data transformations, write testable code, participate in code reviews, use Git and CI/CD practices, and support integrations and debugging in mission-driven environments.

Sola seeks a Software Engineer for Desktop Automation to own and enhance their execution platform, focusing on reliability and integrating with AI pipelines.

Design, develop, and maintain scalable backend infrastructure and data processing pipelines for the Aurora Atlas map storage and versioning system. Ensure stability through testing and performance optimization, and collaborate with internal and external stakeholders to shape features and designs.

Lead the design and development of SDK for Eridu's switch ASICs, ensuring performance and production readiness. Oversee software interfaces for dataplane operations and mentor junior engineers.

Lead the development and integration of OCP SAI with SONiC, requiring expertise in programming, SDK development, and networking protocols.

Senior Software Engineer to design, develop, and maintain scalable, high-performance backend services and web applications for DoD/Intelligence programs. Lead teams, mentor juniors, collaborate with analysts/operators, ensure reliability and performance, and deliver containerized deployments supporting warfighter missions.

Develop and maintain desktop and browser-based applications for a Modeling & Simulation environment. Implement React GUIs (Electron desktop and web), connect GUIs to C++ servers via TypeScript, build Python (Django) servers, work with SQL databases, write unit/integration tests in CI, follow RMF security requirements, and support the customer on-site at Redstone Arsenal as needed.

Design, develop, and support mission-critical distributed systems using Java/Scala/C/C++. Maintain interfaces, CI/CD pipelines, and deployments; write tests; troubleshoot production issues; collaborate with network, infrastructure, and field teams; participate in on-call rotations and operational support. Ensure configuration/change control and produce runbooks and documentation.

Develop and extend Parsons DroneArmor CUAS C2 software: integrate sensors/effectors, work with APIs/ICDs, leverage CUAS AI/ML, diagnose and fix software issues, build interface messaging components, support demos and customer engagements.

Back-end software engineer on a small team building prototypes and IR&D for space domain awareness. Develop Java enterprise backend services, rapidly prototype demonstrable software, collaborate with analysts/operators, and support government space security efforts. On-site in Colorado Springs with limited remote days.

Join the Data Management team as a Software Engineer focusing on development, customization, and integration of MDM solutions using ETL tools to maintain data quality.

Lead development and oversight of real-time RF/DSP software for SIGINT/ELINT/EW systems, design and implement detection, classification, geolocation, and analytics pipelines, manage CI/CD and containerized deployments, review subordinate code, provide technical leadership, mentorship, and program support from prototyping through transition to operations.

As a Software Engineer, you'll design AI applications, implement multi-agent architectures, build RAG pipelines, and ensure enterprise-grade reliability by optimizing performance and collaborating with teams.

Develop and enhance high‑fidelity modeling and simulation software (digital twins) for threat weapon systems (SAMs, radars, seekers). Implement propagation effects, tracking filters, signal processing, and sensors/missiles/C4 algorithms. Integrate models into mission-level simulations, define requirements, design solutions, automate tests, support DevOps/DevSecOps, and mentor junior developers in an Agile, classified environment.

Develop and enhance high‑fidelity digital twin models of threat weapon systems (SAMs, radars, seekers) using C++ and Python on Windows/Linux. Implement propagation effects, signal processing, tracking filters, and sensors/missiles/C4 algorithms; integrate models into mission simulations; define requirements and tests; support DevOps/DevSecOps and release cycles; collaborate with customers and mentor junior developers.

Design, build, and optimize nanosecond-level trading systems in C++; co-design the hot path with FPGA engineers; integrate machine learning signals into production trading; own architecture through live production while keeping code simple, clear, and maintainable; collaborate closely with researchers and hardware teams.

A fellowship for active-duty service members to join an Agile software team building and enhancing TRAX battlefield communications software. Responsibilities include designing, developing, testing, documenting, and integrating software modules to meet DoD requirements. Candidates must be eligible for DoD SkillBridge, obtain and maintain a Top Secret clearance, and collaborate with multidisciplinary teams during up to six months of on-the-job training.

Develop, test, and maintain software applications and services for missile defense systems. Collaborate with cross-functional teams, integrate components and APIs, participate in code reviews and troubleshooting, support deployments and modernization, and produce technical documentation across the software development lifecycle.

Develop, refactor, and modernize mission-critical Navy tactical software into a microservices-based, cloud-native and edge-capable architecture. Design, implement, and test code in C/C++/Python/JavaScript/Java; perform technical assessments of legacy systems; collaborate with customers and cross-site teams; support lab and government test integration; apply DevSecOps, Agile practices, and software architecture principles.

Design, refactor, and test mission-critical Navy tactical software into a modern microservices and cloud-native stack. Work on legacy code modernization, prototype AI/ML solutions, integrate components, support lab and field testing, elicit requirements, participate in architecture and code reviews, and follow DevSecOps and Agile practices to deliver production-ready tactical systems.

Design, develop, test, and integrate high-quality software for defense customers. Convert requirements, implement solutions across stacks, ensure secure coding, participate in reviews, support lab integration and delivery of contractual deliverables.

Build and ship full-stack features across frontend and backend, collaborate with product, design, and senior engineers, write automated tests and participate in code reviews, debug production and development issues, contribute to system design discussions, and proactively grow engineering skills under mentorship.

Develop and maintain full‑stack web and backend tools for deployment, monitoring, and logistics of autonomous defense platforms. Build APIs, databases, dashboards, CI/CD pipelines, and AWS GovCloud infrastructure; integrate with manufacturing and telemetry systems; ensure security, authorization, and field-ready performance.

Design, build, and maintain large-scale, cloud-native microservices and data pipelines for risk platforms. Write quality Java code, implement unit and automation tests, create CI/CD pipelines, perform refactoring, ensure availability, and collaborate across teams to improve scalability, reliability, and deployment automation.