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Software Engineer United States, Washington Jobs

71 Job Offers

Senior Software Engineer, Public Sector
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Senior Software Engineer, Public Sector – Shape the future of AI at Scale. Lead full-stack development, cloud-native systems, and data pipelines for federal missions. Drive agent orchestration, LLM integration, and scalable architectures in San Francisco, St. Louis, New York, or Washington. Enjoy...
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United States , San Francisco; St. Louis; New York; Washington
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162400.00 - 311000.00 USD / Year
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Scale
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Staff Software Engineer, Public Sector
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Staff Software Engineer, Public Sector – Shape the future of AI at Scale in San Francisco, St. Louis, New York, or Washington, DC. Build core products for federal datasets, integrating LLMs and cloud-native tech (AWS, Azure, GCP). Drive agent orchestration, guardrails, and system reliability acro...
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United States , San Francisco, CA; St. Louis, MO; New York, NY; Washington, DC
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188800.00 - 362000.00 USD / Year
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Scale
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Senior Software Engineer
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Senior Software Engineer sought for a freelance role with a fintech-adjacent investment group in Washington DC. You will own full-stack development using TypeScript, Next.js, and React, building investor-facing interfaces and transactional workflows. Key requirements include expertise in PostgreS...
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United States , Washington DC
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Not provided
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AKQA
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Senior Software Engineer
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Senior Software Engineer sought by AKQA (WPP) in Washington DC to drive full-stack innovation using TypeScript, Next.js App Router, and React. You will build scalable, accessible UIs and robust backends with PostgreSQL, Prisma, and Supabase. This role demands expertise in auth, security, and clea...
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United States , Washington DC
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Not provided
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AKQA
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Senior Front End Software Engineer
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United States , Fort Washington
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Robert Half
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Senior Software Engineer
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Senior Software Engineer in Test needed in Washington, US to drive quality for high-transaction SaaS applications. You will automate testing for web, mobile, and RESTful APIs using C# and Appium. Requires 7+ years of test automation and OOP experience, plus a Master's degree. Enjoy robust benefit...
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United States , Washington
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156000.00 - 196000.00 USD / Year
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BlackLine
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Staff I Software Engineer
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Staff I Software Engineer at BlackLine: Lead test automation and cloud strategy for a leading SaaS platform. Requires 10+ years in web/SaaS testing, 7+ years in C# automation, and 5+ years of technical leadership. Drive multi-cloud migration (GCP, AWS, Azure) and build innovative testing framewor...
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United States , Washington
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193000.00 - 242000.00 USD / Year
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BlackLine
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Senior Software Engineer, Cloud Foundation
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Senior Software Engineer, Cloud Foundation – Join SiriusXM to build and manage foundational cloud infrastructure using AWS (EC2, S3, VPC, IAM) and Infrastructure as Code (CDK, Terraform). Leverage 5+ years of experience in DevOps, SRE, or Platform Engineering, with strong Linux and scripting skil...
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United States , New York; Washington, DC
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105800.00 - 165000.00 USD / Year
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SiriusXM
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Sr Software Engineer, Core Security Engineering
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Uber seeks a Sr Software Engineer for Core Security Engineering in Seattle, San Francisco, or Sunnyvale. You will build secure-by-default production environments and industry-leading security products. Requires 6+ years in software engineering with Go, Java, or Python, plus experience in large-sc...
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United States , Seattle, Washington; San Francisco, California; Sunnyvale, California
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202000.00 - 224000.00 USD / Year
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Uber
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Senior Software Engineer (Backend) - Data & Storage Platforms
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Senior Software Engineer (Backend) role at Uber in Seattle, San Francisco, or Sunnyvale. You will own and scale critical distributed systems like Distributed MySQL, Hudi-based Data Lakes, and cloud-native storage platforms. Requires 5+ years of experience, deep expertise in Java/Go/C++, and hands...
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United States , Seattle, Washington; San Francisco, California; Sunnyvale, California
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202000.00 - 224000.00 USD / Year
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Uber
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Senior Software Engineer Staff
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Senior Software Engineer Staff sought by Lockheed Martin in Washington, DC to lead cybersecurity software development. Requires 14+ years of SWE experience, a Bachelor’s in Computer Science, and an active security clearance with polygraph. You will design complex algorithms, integrate systems, an...
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United States , Washington
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TieTalent
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Senior Software Engineer Staff - Clearance Required
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Senior Software Engineer Staff needed for Lockheed Martin’s Cyber & Intelligence division in Washington, DC. Must have 14+ years of SWE experience, a Bachelor’s in CS, and an active security clearance with polygraph. You will design, code, and integrate complex software solutions while leading te...
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United States , Washington
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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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United States , Washington
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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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United States , Washington
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Not provided
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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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United States , Washington
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Not provided
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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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United States , Washington
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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 Washington, DC. Drive advanced data analytics and agile development, providing technical leadership on full-stack systems using JavaScript, React, and Mongo. Requires Active Top Secret clearance, 7+ y...
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United States , Washington
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TieTalent
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Software Engineer with Poly SR SWE1
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Senior Software Engineer sought for high-visibility analytic missions in Washington, DC. Requires an active Top Secret/SCI with polygraph, 7+ years of SWE experience, and full-stack expertise in JavaScript, React, and Mongo. You will lead agile development, mentor teams, and build complex data an...
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United States , Washington
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Not provided
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TieTalent
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Software Engineer with Poly SR SWE1
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Senior Software Engineer sought for high-visibility mission at Lockheed Martin in Washington, DC. Requires Active Top Secret clearance with polygraph, 7+ years SWE experience, and full stack skills in JavaScript, React, and Mongo. Lead agile development of advanced data analytics solutions on Lin...
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United States , Washington
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TieTalent
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Software Engineer with Poly SR SWE1
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Senior Software Engineer sought by Lockheed Martin to lead full-stack development of advanced data analytics solutions for high-visibility missions in Washington, DC. Requires an active Top Secret clearance with polygraph, 7+ years of SWE experience, and expertise in JavaScript, React, and Mongo....
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United States , Washington
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Not provided
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TieTalent
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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.