Top Software Engineer Jobs

Senior back-end developer responsible for designing, implementing, and maintaining scalable backend systems and APIs. Use Java and Spring Boot on Linux, modernize systems via agile practices, optimize data storage and performance, run benchmarking and testing, and collaborate cross-functionally. Must hold TS/SCI with polygraph.

Build and maintain critical shared backend services (auth, webhooks, agent backends, SCM integrations). Ensure reliability, scalability, observability, and well-defined service contracts; partner with client and inference teams to improve end-to-end agent performance.

The Software Engineer will design, develop, and enhance software for mission-critical operations, focusing on complex engineering challenges and improving system performance.

Design, develop, and maintain responsive web applications and reusable UI components using TypeScript, React/Angular, HTML/CSS. Integrate front-end with REST APIs, participate in code reviews, improve CI/CD and testing, and collaborate with product, UX, and architecture teams. Lead project work independently and support governance and architectural compliance.

Build and ship end-to-end Bugbot features: frontend, backend, and model integration. Improve the review pipeline (prompting, routing, context selection), embed integrations into developer workflows, monitor and improve review quality, and design onboarding to drive adoption while partnering with ML, infra, and product teams.

Design and implement Growth team features across onboarding, monetization, and core product experience. Collaborate in a small, flat team to ship product-focused engineering that blends models, design, and usability, driving business impact through creative, user-centric solutions.

Full-stack developer responsible for end-to-end software solutions from design to production. Develop front-end and back-end code, work in Agile teams, write and enhance source code, collaborate to solve complex problems, and ensure solutions align with existing architecture. Requires Secret clearance and ability to learn new tools and improve systems.

Build and own core backend and voice-infrastructure features for a high-growth voice AI platform serving Fortune 500 financial clients. Work on telephony integrations, real-time processing, scaling, security, and end-to-end production deployments. Mostly hands-on coding with ownership of design, implementation, and reliability.

Design, develop, test, and integrate ground software and mission control systems including operator GUIs, automation tools, real-time telemetry acquisition, time-series data processing, mission databases, CI systems, and integration with satellites, ground stations, and network infrastructure to support spacecraft operations.

Design, build, and maintain backend services and RESTful APIs (Python or Java). Own feature delivery, optimize SQL/NoSQL schemas, contribute to CI/CD and containerized deployments, troubleshoot systems, document APIs, and mentor junior engineers. Collaborate with DevOps, security, and platform teams to deliver secure, production-ready services.

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.

Design, build, test, and maintain cloud-native enterprise software and microservices on Azure. Integrate LLMs and RAG/GraphRAG solutions, apply AI frameworks and prompt engineering, use Kubernetes/Docker and CI/CD, work in Agile teams, mentor engineers, and support production incidents and architecture decisions.

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.

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.

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.

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.

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.

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.