Top Software Engineer Jobs

Designs, develops, documents, tests, debugs, and maintains software for mission applications. The role includes correcting program errors, preparing operating instructions, documenting development, analyzing system capabilities, and applying software standards throughout the development lifecycle. Candidates will work with Agile practices and object-oriented programming and must hold or obtain a Final Secret Clearance before starting.

Supports the full software engineering lifecycle, including requirements analysis, object-oriented design, coding, unit testing, integration, formal testing, delivery, and maintenance. The role requires programming experience in C, C++, or Python and may involve embedded software and hardware. Candidates collaborate in Agile, team-based environments and must be U.S. citizens eligible for a government security clearance and special facility access.

Develops and supports software within the Ground Missile Defense Software Factory. Responsibilities include writing or reviewing code, applying Agile and DevSecOps practices, working with cloud platforms and PaaS infrastructure, and using containerization, orchestration, CI/CD, configuration management, and collaboration tools. The role requires an active final Secret clearance, DOD 8570 IAT Level II certification, current GWS-GNI software experience, and full-time support of an in-person closed-area environment.

Develop, test, document, debug, and maintain ground software for the Next Generation Geospatial OPIR mission. The role combines 70–80% software engineering with 20–30% Scrum Master responsibilities, including Agile collaboration, microservice development, REST and message broker integration, defect resolution, and secure, reliable software delivery. The engineer will work across teams, support high-priority fixes and occasional non-standard hours, and use AI to improve development velocity.

Develop, test, document, debug, and maintain software for Electrical Ground Support Equipment supporting the Fleet Ballistic Missile Program. Collaborate with software, systems, electrical, and test engineers using Agile practices. Contribute to modernization, automation, security, scalability, software requirements, design, lifecycle management, troubleshooting, and issue resolution. The role is fully onsite in Cape Canaveral, Florida, requires 5+ years of experience, and requires obtaining and maintaining a DoD Top Secret clearance.

Plans, coordinates, and executes software development activities across the full development lifecycle. Designs, develops, tests, debugs, documents, and maintains software solutions for business or mission needs. Applies programming, hardware, software, data processing, and information-processing knowledge to resolve requirements and system capability questions. Corrects errors, prepares operating instructions, documents development, and ensures software standards, processes, and procedures are followed.

Serves as both Scrum Master and software developer, leading cross-functional Agile teams while designing, developing, testing, debugging, and documenting software. Applies software development standards and lifecycle processes to mission and business applications. Collaborates across organizational and geographic boundaries, supports systems integration and testing, and works with technical teams and government stakeholders. The role requires knowledge of ground systems, networks, cloud platforms, microservices, APIs, DevOps, containerization, and modern data architecture.

Develops, tests, documents, maintains, and enhances full-stack software and cyber solutions supporting analytic missions. Responsibilities include Java and Linux-based development, data analytics, secure system automation, vulnerability research, and collaboration on agile projects. The role requires production experience with JavaScript, React, MongoDB, and full-stack technologies, while supporting rigorous testing and deployment processes in a high-visibility defense and intelligence environment.

Develop and test embedded C/C++ mission-system software for small UAS and launch systems. Build device drivers, hardware interfaces, simulation and software-in-the-loop infrastructure, and support laboratory checkout, defect troubleshooting, requirements traceability, verification, and safety-critical development processes for autonomous flight systems.

Designs, develops, integrates, tests, and maintains embedded real-time software for Air Mobility C-130J and C-5 products. Works across the full software lifecycle in a configuration-managed environment, follows rigorous development processes, and collaborates with Agile teams. The role requires expertise in C/C++, Linux, embedded systems, requirements analysis, design, coding, integration, and testing, plus an Interim Secret clearance and U.S. citizenship.

Lead the technical direction and delivery of Bitcoin and stablecoin experiences for iOS across Cash App, Square, and Bitkey. Build and ship complex features end to end, establish architecture and shared systems, integrate backend services, improve testing and release safety, and mentor engineers. Collaborate across product, design, Android, web, and backend teams while applying AI-assisted development practices and contributing to secure, reliable customer experiences.

Design, develop, test, debug, document, and integrate C++/C software for mission-critical aerospace simulation and training systems. Translate requirements into software designs, participate across the full software development lifecycle, create test plans, support verification, troubleshoot complex architectures, and collaborate with multidisciplinary engineering teams. The role requires a bachelor's degree, object-oriented programming experience, Git proficiency, U.S. citizenship, and the ability to obtain a Secret clearance.

Supports the full software engineering lifecycle, including requirements analysis, object-oriented design, coding, unit testing, integration, formal testing, and delivery. The role requires programming knowledge in C, C++, or Python and collaboration within a team-based environment. Candidates need a relevant bachelor’s degree, U.S. citizenship, and eligibility for a government security clearance and special access. Knowledge of Agile development and embedded software or hardware is preferred.

Develops software across the engineering lifecycle, including requirements analysis, object-oriented design, coding, unit testing, integration, formal testing, delivery, and support. Works within program software development processes and may contribute to embedded software and hardware projects. Requires programming knowledge in C, C++, or Python, collaboration, and strong communication skills.

Develops, tests, documents, and debugs software in C and/or C++ for business or mission applications. Applies software development standards, processes, and tools throughout the lifecycle, including peer reviews, unit testing, configuration management, and defect tracking. The role may integrate hardware and software, use Linux or RTOS environments, scripting and build tools, networking and hardware protocols, modeling and simulation, and safety- or flight-critical development processes.

Develops, tests, integrates, supports, and debugs mission software for complex space protection programs. Leads software requirements verification, architecture, design, implementation, and testing while applying object-oriented design, Agile, and Scrum practices. Troubleshoots system issues across engineering teams, supports virtual development labs, ensures software standards are met, and collaborates with customers and multidisciplinary teams throughout the software lifecycle.

Design, develop, test, and verify software, algorithms, and hardware for unmanned aircraft systems. Build scalable data pipelines, integrate autonomy and AI/ML capabilities, support field testing across ground, sea, and air platforms, and contribute to research projects, technical briefings, and proof-of-concept demonstrations.

Designs, implements, tests, documents, and maintains object-oriented ground system software. Works in Agile and DevSecOps environments to modernize scalable, secure systems using microservices, cloud/containerization, automation, and COTS/FOSS integrations. Collaborates with software, systems, and test engineers, supports capabilities from early design through site acceptance, resolves software issues, and delivers reliable communications and ground subsystems.

Develops embedded flight software for optical and laser aerospace systems. Responsibilities include software design, coding, documentation, testing, debugging, automated test framework development, hardware/software integration, and compliance with aerospace performance, safety, and reliability standards. The role collaborates with systems and hardware engineers, customers, and subcontractors; supports technical reviews; presents designs; and may mentor early-career engineers.

Build and operate platform infrastructure supporting Qualtrics engineering teams. Develop Go services and Kubernetes orchestration tooling, optimize CPU and memory usage, improve service discovery, and ensure platform availability, scalability, and performance. The role includes designing containerized workload practices, collaborating with AWS and security teams, supporting large-scale infrastructure across global regions, and participating in periodic on-call responsibilities.

Build proof-of-concept systems for data fabric, ontology engineering, knowledge graphs, GraphRAG, agentic data management, and cloud-native data infrastructure. Research frontier technologies, translate findings into adoption recommendations, own projects end to end, collaborate with AI teams and external partners, establish technical direction, share thought leadership, and mentor engineers.

Designs, develops, tests, deploys, and supports scalable cloud applications and microservices. Builds backend services with C# and .NET, frontend applications with Angular and TypeScript, and REST APIs. Uses Microsoft Azure, Git, Azure DevOps, CI/CD pipelines, automated testing, code reviews, troubleshooting, and production support. Collaborates with cross-functional Agile teams and may contribute to Docker, Kubernetes, monitoring, and energy-domain solutions.

Develop and improve thermodynamic models and algorithms for Symmetry process simulation software. Responsibilities include scientific software development in C++ and Python, equations of state, phase equilibrium, electrolyte systems, property estimation, oil characterization, distillation calculations, testing, validation, documentation, technical writing, and customer support. The role requires applying numerical methods and computational thermodynamics to energy-sector simulations while collaborating across multidisciplinary teams.

Leads the architecture, design, development, and modernization of secure, scalable enterprise software and high-volume data systems. Collaborates with product and business stakeholders, evaluates technologies, ensures quality and compliance, supports metrics reporting, and contributes hands-on to engineering delivery. The role also mentors engineers and drives technical excellence across Mastercard’s payments-focused innovation initiatives.

Build and ship AI-powered revenue software using React, TypeScript, Node.js, and Python. Own projects from conception through deployment, monitoring, and iteration while working directly with customers. Develop agent-building workflows, real-time collaboration, voice AI, simulations, evaluation systems, and monitoring tools. Improve platform performance, reliability, scalability, and agent efficiency. Collaborate closely with engineers and provide thoughtful code reviews in a fast-moving, customer-focused environment.