Top Software Engineer Jobs

Design and implement secure, reliable, scalable backend infrastructure and services for the Tapestry energy platform. Develop data ingestion, storage, and enterprise applications; collaborate with engineers, scientists, power systems experts, product managers, and external partners; guide technical strategy and architecture; troubleshoot production systems; and mentor engineers while enabling faster, safer product delivery.

Design, develop, test, and implement software for research programs involving resilient communications, mobile platforms, networking, security, and privacy. Develop custom prototype and production software for smartphones and resource-constrained platforms. Analyze mobile hardware, kernels, drivers, firmware, frameworks, and applications while identifying security and privacy risks. The role is hybrid in Arlington, Virginia, requires an active Top Secret clearance, and may include light travel during product transitions.

Develops front-end software throughout the full development lifecycle, including requirements analysis, architecture, implementation, testing, documentation, deployment, and continuous improvement. Builds maintainable applications using JavaScript, HTML5, CSS3, React, TypeScript, and related technologies. Collaborates with technical teams, uses DevOps and version-control tools, addresses development roadblocks, estimates work, and creates unit, integration, and end-to-end tests for strategic command mission capabilities.

Develop, integrate, deploy, troubleshoot, and sustain the GATEKEEPER enterprise software product across the full SDLC. Collaborate with developers, systems engineers, QA, and DevOps teams using Java, Spring Boot, Python, PostgreSQL, NoSQL databases, Docker, and CI/CD practices. Support DoD customer installations, resolve technical issues, participate in code reviews, and create technical documentation. The role requires TS/SCI clearance with polygraph and experience in software engineering and SIGINT, IA, or IT domains.

Develop and maintain CrowdStrike’s macOS endpoint security sensor using C/C++ and Swift. Design high-performance, reliable software across operating-system subsystems including filesystems, memory, processes, and networking. Own features from design through delivery, collaborate with distributed teams, troubleshoot customer-reported issues, and contribute to major product releases. The role requires strong concurrency, performance, and low-level systems expertise, plus effective use of AI technologies to improve workflows and decision-making.

Build and maintain high-quality React Native mobile applications using TypeScript. Integrate with backend services, write tests and secure code, contribute to CI/CD pipelines, troubleshoot production issues, and collaborate with product, design and engineering to deliver scalable investing experiences used by millions.

Lead frontend-focused full-stack development for a neurotechnology platform controlling brain stimulators, managing patient data, visualizing real-time 3D data, integrating APIs, syncing cloud systems, and improving user experience. The role involves React and React Native frontend work, Python or Node.js backend development, team growth and mentorship, and collaboration on secure, scalable healthcare applications.

Software Engineering Intern participating in a summer aerospace and defense program. Responsibilities include designing, developing, documenting, testing, debugging, and integrating software applications and systems. The intern will define architectures, develop software modules, follow software standards, collaborate with cross-functional teams, and gain hands-on experience through mentoring and real-world projects.

Software Engineer Intern participating in a summer aerospace and defense program. Responsibilities include designing, developing, documenting, testing, debugging, and integrating software and system components. The intern will define architectures, develop software modules, follow software standards, collaborate with experts, and contribute to real-world mission solutions projects. The role may involve office, hybrid, laboratory, or workshop environments and occasional lifting or travel.

Develop and maintain web-based enterprise applications using C#, .NET, Angular, TypeScript, and SQL Server. Responsibilities include designing microservices, building RESTful APIs, querying and optimizing databases, translating business requirements into software designs, writing documentation and tests, troubleshooting issues, and collaborating with DevOps, QA, database, and analyst teams in an Agile environment.

Develop and maintain mission-critical law enforcement applications using C#, HTML, Blazor, and Entity Framework. Responsibilities include application design, testable code development, unit and integration testing, relational database work, REST services, Agile sprint participation, stakeholder demonstrations, and solution communication across services.

Develops, enhances, debugs, tests, and implements software supporting FBI mission-critical IT systems and specialized scientific and operational technologies. Troubleshoots application, integration, and compatibility issues; creates automated test scripts; monitors server performance; collaborates with stakeholders; and implements process and technology improvements across networks, systems, and applications.

Design, develop, deploy, and support enterprise applications, APIs, Oracle databases, APEX solutions, ERP integrations, and AI-powered document extraction workflows. Own Quantum Control ERP’s technical environment, database administration, performance, security, troubleshooting, and production reliability. Mentor engineers, establish engineering standards, lead technical design, and translate business requirements into maintainable solutions across aviation MRO, finance, procurement, logistics, and customer operations.

Develop and modernize enterprise transaction banking systems using Java, Spring Boot, microservices, REST APIs, Kafka, IBM MQ, AWS, OpenShift, and PostgreSQL. Responsibilities include architecture, application development, cloud-native deployment, database optimization, performance monitoring, SaaS integration, cybersecurity compliance, CI/CD, automated testing, and production reliability. The role also applies generative AI, LLMs, RAG, agentic programming, and prompt engineering to improve software development workflows.

Develop and maintain middleware integrating Python-based GUI applications with C++ backend systems. Build APIs, manage data through SQL and MySQL/MariaDB, and support Linux-based builds, deployments, testing, debugging, and performance improvements. Collaborate with frontend and backend developers, participate in code reviews, maintain technical documentation, and follow security and coding standards. The role is full-time, on-site, and requires an active Secret clearance.

Build and maintain scalable full-stack applications for Uber Freight’s logistics platform using backend services, APIs, and React interfaces. Lead architecture across frontend and distributed backend systems, promote testing and deployment best practices, partner with product, design, and data science teams, shape technical roadmaps, mentor engineers, and troubleshoot production issues. The role requires at least three years of software engineering experience, including experience across backend and frontend systems.

Develop, maintain, and enhance complex software systems including frontend UI/UX architecture and backend services. Review and test components, resolve software defects, apply appropriate development/design methodologies, and provide software input for system-level trade-offs and reuse decisions.

Build and maintain scalable full-stack logistics applications using backend services, APIs, and React interfaces. Lead architecture decisions, promote testing and deployment best practices, partner with product, design, and data science teams, and influence the technical roadmap. Troubleshoot production issues across frontend and backend systems while addressing technical debt, scalability, performance, and data modeling challenges. The role requires at least three years of software engineering experience and experience with both frontend and backend development.

Designs, develops, deploys, and supports Retrieval-Augmented Generation solutions in high-performance Linux environments. Builds production-ready containerized applications using Python, Kubernetes, Helm, CI/CD, observability, and secure AI practices. Works with LLMs, embedding models, vector databases, and orchestration frameworks in mission-critical environments. Desired experience includes AWS, GPU applications, machine-learning frameworks, SQL, Elasticsearch, and inference platforms.

Build and operate high-throughput backend platforms and shared services, including request routing, traffic management, caching, asynchronous jobs, and durable event processing. Design distributed systems for scalability, consistency, availability, and predictable latency. Lead multi-quarter platform initiatives, make technical decisions, mentor engineers, improve developer experience, and collaborate across engineering teams.

Designs, develops, tests, debugs, maintains, and integrates internal applications supporting business workflows, reporting, data accuracy, APIs, and compliance. The role gathers requirements, proposes process and technology improvements, estimates costs and savings, collaborates with IT teams, and supports enterprise-wide deployments. Development work includes Python backend services, JavaScript or TypeScript front ends, SQL databases, third-party API integrations, and unit, functional, and manual testing.

Develop and maintain full-stack web applications supporting supply chain and reverse logistics operations. Responsibilities include writing PHP, MySQL, and Node.js code; implementing features; debugging; conducting unit and integration testing; translating business needs into technical solutions; validating data integrity; creating automation scripts; managing SQL interfaces; and collaborating with users, quality teams, and account managers in Agile or Waterfall environments.

Develops, tests, debugs, and supports EDA software tools and package design workflows. Responsibilities include troubleshooting user and infrastructure issues, automating design flows, collaborating with engineering teams and EDA vendors, defining tool requirements, creating documentation, validating tools, and improving package design methodologies and user productivity.

Develop and maintain containerized, cloud-based software for next-generation flight service and air traffic systems. Responsibilities include designing, coding, testing, debugging, troubleshooting, and supporting operational systems within an Agile/SAFe environment. The developer collaborates with systems engineering, test engineering, product delivery, and DevSecOps teams, participates in planning activities, and contributes to mission-critical government programs requiring Public Trust suitability.

The role involves developing and refining complex inspection platforms, utilizing machine learning and image processing while collaborating with engineering teams to address customer needs.