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Software Engineer United States Jobs (On-site work)

1513 Job Offers

Senior Software Engineer Staff - Clearance Required
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Senior Software Engineer Staff sought by Lockheed Martin in Baltimore to lead cybersecurity software development. Requires 14+ years SWE experience, a Bachelor's in CS, and an active security clearance with polygraph. You will design, code, and integrate complex systems while mentoring teams. Enj...
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TieTalent
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Senior Software Engineer Staff - Clearance Required
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Senior Software Engineer Staff sought by Lockheed Martin in Gaithersburg to lead cybersecurity software development. Requires 14+ years SWE experience, a Bachelor's in CS, and an active security clearance with polygraph. Design, code, and integrate complex systems while analyzing user requirement...
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TieTalent
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Senior Software Engineer Staff
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Senior Software Engineer Staff needed in Washington, DC to safeguard national security systems with cutting-edge cyber defense technologies. Requires 14+ years SWE experience, a Bachelor's in CS, and an active security clearance with polygraph. You will lead software design, develop complex algor...
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TieTalent
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Senior Software Engineer Staff - Clearance Required
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Senior Software Engineer Staff sought by Lockheed Martin to lead cybersecurity software development in Washington, DC. Requires 14+ years SWE experience, a Bachelor’s in CS, and an active security clearance with polygraph. You will design complex algorithms, integrate systems, and mentor teams on...
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TieTalent
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Software Engineer With Poly SR Swe1
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Senior Software Engineer with Polygraph needed for high-visibility mission at Lockheed Martin in Centreville, VA. You'll lead full stack development (JavaScript, React, Mongo) and data analytics projects, collaborating with cross-functional teams. Requires Active TS/SCI with polygraph, 7+ years S...
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TieTalent
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Senior Software Engineer Staff - Clearance Required
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Senior Software Engineer Staff sought by Lockheed Martin in Annapolis, MD to lead cybersecurity software development. Requires 14+ years SWE experience, a Bachelor’s in CS, and an active security clearance with polygraph. You will design complex algorithms, integrate systems, and mentor teams. En...
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TieTalent
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Software Engineer With Poly Sr Swe1
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Senior Software Engineer with Polygraph needed in Herndon, VA to lead full stack development (JavaScript, React, Mongo) for high-visibility analytic missions. Requires Active Top Secret clearance, 7+ years SWE experience, and a Bachelor’s in CS. Drive agile data analytics solutions while mentorin...
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TieTalent
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Senior Software Engineer Staff - Clearance Required
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Senior Software Engineer Staff sought by Lockheed Martin in Washington, DC to lead cybersecurity software development. Requires 14+ years SWE experience, a Bachelor's in CS, and an active security clearance with polygraph. You will design algorithms, integrate systems, and analyze user requiremen...
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TieTalent
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Senior Software Engineer Staff - Clearance Required
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Senior Software Engineer Staff sought by Lockheed Martin in Washington, DC to lead cybersecurity software design and development. Requires 14+ years of SWE experience, a Bachelor’s in Computer Science, and an active security clearance with polygraph. You will analyze requirements, code new featur...
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TieTalent
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Software Engineer - FMS User Interface Engineer
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Seeking a skilled **Software Engineer** to lead **FMS User Interface** development in **Phoenix, AZ**. You will perform new feature development and critical software updates for safety-critical avionics systems. Requires 8+ years of embedded systems experience, 5+ years with **C/C++**, and famili...
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Real Time Consulting
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Software Engineer - Aircraft State
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Seeking a **Software Engineer** to join a team developing core **Aircraft State** and systems monitoring applications for a **Next Generation Avionics Platform** in **Phoenix, AZ**. Requires 5+ years of **aerospace industry** experience, expertise in **avionics integration** and **verification**,...
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Real Time Consulting
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Software Engineer - Avionics Network Server
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Seeking a **Software Engineer** to design secure, scalable **avionics** solutions on **embedded Linux** for Urban Air Mobility certification in **Phoenix, AZ**. You will develop **gateway/connectivity** products, ensuring compliance with **DO-178B/C** standards. Requires 5+ years in **C++**, **TC...
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Real Time Consulting
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Agios AI Foundation Software Engineer
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Join Meta Reality Labs Research in Redmond as an AI Foundation Software Engineer. Design and build SDKs, agent frameworks, and evaluation infrastructure for LLM-powered systems. Requires 3+ years of software engineering experience with Python, shipping production AI features, and building develop...
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121992.00 - 181000.00 USD / Year
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Meta
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Principal Software Engineer
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Principal Software Engineer (NGFW Platform) role at Palo Alto Networks in Santa Clara, CA. You will design platform diags and software for Next-Generation Firewalls, leveraging 10+ years of experience in Linux Kernel, DPDK, and hardware bring-up. Strong C and Python skills required to innovate fe...
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147000.00 - 237500.00 USD / Year
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Palo Alto Networks
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Founding Software Engineer
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Join a small, early-stage healthcare AI startup in San Francisco as a Founding Software Engineer. You’ll build an AI-native platform automating insurance, billing, and scheduling for 80+ pediatric therapists. We seek engineers with end-to-end product experience, strong CS fundamentals, and hands-...
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160000.00 - 210000.00 USD / Year
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Strategic Employment Partners
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Software Engineer (Technical Leadership) - Host Networking
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Meta seeks a Software Engineer (Technical Leadership) for Host Networking in Menlo Park, CA. You will architect and lead a cloud-native, Kubernetes-first networking platform, designing core primitives like network virtualization and load balancing. Requires 10+ years of experience, C/C++ proficie...
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United States, Menlo Park, CA
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219000.00 - 301000.00 USD / Year
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Meta
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Staff, Software Engineer - Backend
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Join Walmart Global Tech as a Staff Backend Engineer in Bentonville, AR. Design and build high-performance Python microservices (FastAPI) and event-driven systems for GenAI-powered semantic routing and agent-to-agent communication. Requires 4+ years of software engineering experience, deep Python...
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110000.00 - 220000.00 USD / Year
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Walmart
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Sr Engineer, Software
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Seeking a Sr Software Engineer in Atlanta, Overland Park, or Frisco to design and deploy scalable software solutions. You'll leverage virtualization, microservices, SDN, NFV, and Big Data technologies. Requires a Bachelor's degree plus 5 years of experience or an advanced degree with 3 years. Enj...
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United States, Atlanta, Overland Park, Frisco
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113600.00 - 205000.00 USD / Year
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T-Mobile
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Software Engineer
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Senior Software Engineer needed in Columbus to build modern .NET applications using C#, Blazor, and Entity Framework. Join an Agile team to design responsive web interfaces, optimize SQL Server data layers, and support production systems. Requires 7+ years’ experience with .NET, Blazor, and front...
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Robert Half
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Sr. Engineer, Software - EPM
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Senior Software Engineer (EPM) sought to design and build scalable Oracle EPBCS planning solutions for enterprise financial forecasting. This hands-on role requires 5+ years of EPM experience, strong FP&A domain knowledge, and expertise in Groovy scripting and metadata management. Drive moderniza...
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113600.00 - 205000.00 USD / Year
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T-Mobile
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About the Software Engineer role

Explore the dynamic and in-demand world of software engineering jobs, where professionals design, build, and maintain the digital infrastructure that powers modern life. Software engineers, often synonymous with developers, are the creative problem-solvers and architects behind websites, mobile apps, operating systems, and complex enterprise systems. This career path blends analytical thinking with creative design to translate user needs and business goals into functional, efficient, and scalable software solutions.

The core responsibility of a software engineer is the full software development lifecycle. This typically begins with analyzing requirements and collaborating with product managers, designers, and other stakeholders. Engineers then design system architecture, write clean and maintainable code, and rigorously test their creations to ensure reliability and performance. A significant part of the role involves debugging issues, optimizing existing systems, and deploying updates. Many engineers also participate in code reviews to maintain quality standards and contribute to technical documentation. In today's agile environments, they often work in iterative cycles, continuously integrating and delivering new features.

Software engineering jobs can be specialized, but common areas include front-end (client-side), back-end (server-side), and full-stack development. Front-end engineers focus on user interfaces and experiences using technologies like HTML, CSS, and JavaScript frameworks. Back-end engineers build the server logic, databases, and application programming interfaces (APIs) that power functionality behind the scenes. Full-stack engineers possess skills across both domains. Other specializations include DevOps, security, data engineering, and cloud-native development.

Typical skills and requirements for these roles are both technical and soft-skills based. Fundamentally, proficiency in one or more programming languages such as Python, Java, JavaScript, C#, or Go is essential. Understanding data structures, algorithms, and system design principles is crucial. Experience with frameworks, databases (SQL and NoSQL), and version control systems like Git is commonly expected. As software is increasingly built for the cloud, familiarity with services from providers like AWS, Azure, or GCP is a valuable asset. Equally important are strong problem-solving abilities, attention to detail, and effective communication skills for teamwork. While many positions require a degree in computer science or a related field, a proven portfolio and relevant experience are also highly valued pathways into software engineering jobs.

The profession offers immense variety, with opportunities to build everything from life-saving health applications and financial platforms to immersive games and cutting-edge AI tools. It is a career characterized by continuous learning, collaboration, and the tangible impact of creating products used by millions. For those with a logical mind and a passion for building, software engineering jobs present a rewarding and future-proof career path with endless possibilities for innovation and growth.