Top Software Engineer Jobs

Develop and maintain web applications using the .NET stack. Work with .NET MVC, Visual Studio 2010, and SQL Server (2000-2008). Write server-side C# code and use ADO.NET/ASP.NET for data access and web functionality.

Design, develop, test, and maintain .NET applications for semiconductor manufacturing equipment. Integrate software with hardware systems (x-ray, optics, vacuum, data acquisition), troubleshoot issues, participate in code and design reviews, gather requirements from stakeholders, and apply industry best practices to build robust, scalable software.

The Software Developer will create and support software solutions, engage in the SDLC, collaborate with IT teams, troubleshoot technical issues, and maintain documentation.

Maintain and enhance an existing full-stack application across data, application, and UI layers. Design, code, and deliver APIs; integrate with other systems and databases; develop unit and integration tests; build and deploy containers on AWS. Collaborate with lead developer and cross-functional teams. Onsite in Chantilly, VA; US citizenship and active TS/SCI with Polygraph required.

Design, build, and maintain data ingestion and conversion pipelines using Node.js/Nest.js, MongoDB, and Next.js. Implement OCR/document processing, RESTful services, and ETL-style transformations for structured and unstructured data. Collaborate with cross-functional teams in an Agile environment to improve data quality, scalability, and performance.

You will transform complex office workflows into simple and efficient software, ensuring reliability and automating repetitive tasks while dealing with large datasets.

Design, develop, test, and maintain high-throughput, reliable data stream processing software. Implement features from requirements through delivery, write unit/integration tests, participate in code reviews, troubleshoot production issues, and collaborate with cross-functional teams.

As a Mid Software Developer, you will develop secure cloud applications using Kubernetes and Docker, implement CI/CD pipelines, and apply DevSecOps practices while collaborating with clients and internal teams.

Full-stack developer role building and maintaining web applications on AWS using Node.js, PHP, and Java. Develop REST APIs, debug features, work across the full web app lifecycle, and collaborate on product ideation and proofs-of-concept. Requires in-office availability and occasional off-hours support.

Design, implement, and optimize nonlinear solid-mechanics solvers (geometric and material nonlinearity). Build FEM discretizations, iterative linear solvers and preconditioners, and port/optimize code for GPUs. Contribute to CI/CD, testing, profiling, and collaborate with domain experts to translate models into robust, production-quality implementations.

Design, build, test, and deploy cloud-hosted distributed web applications as part of an Agile cross-functional team. Contribute to architecture, improve engineering practices and delivery pipelines, work with stakeholders to refine requirements, and apply test-driven development and mocking to deliver scalable, user-focused solutions.

Build and maintain scalable web applications, write testable code, participate in agile development and code reviews, support production via a rotating on-call schedule, and contribute to product reliability and observability.

Design, develop, deploy, and sustain scalable, cloud-native web applications and data pipelines for DoD/IC analytics platforms. Build containerized microservices with Kubernetes/Docker, implement RESTful APIs, develop interactive dashboards, create CI/CD pipelines, test and monitor production systems, and collaborate across engineering, data science, and product teams to deliver secure, high-performance solutions.

Design, develop, test, and maintain secure, scalable software for DoD/IC systems. Implement secure coding practices, perform code reviews and security testing, debug and enhance applications, build RESTful APIs and enterprise services, work across architectural layers, participate in Agile/DevSecOps processes, and support deployment, integration, and sustainment activities.

Design, develop, deploy, and maintain cloud-native applications and scalable data pipelines using Java (Spring Boot) and/or Python on AWS. Build and operate containerized microservices with Kubernetes, implement IaC (Terraform/CloudFormation), create CI/CD pipelines, and use monitoring/observability tools. Collaborate in Agile teams, participate in design and code reviews, and support secure, high-availability mission systems for DoD/IC programs.

Design, develop, test, integrate, and maintain enterprise Java applications for DoD/IC programs. Participate in Agile lifecycle activities, implement complex algorithms, optimize database access, troubleshoot production issues, perform code reviews, and support deployment and sustainment while maintaining technical documentation and collaborating with customers and product owners.

Senior software engineer to design, develop, test, deploy, and maintain secure, scalable enterprise applications for DoD/IC programs. Responsibilities include requirements analysis, CI/CD and IaC implementation (Terraform), AWS security, database optimization, debugging, integration, documentation, peer reviews, Agile participation, and mentoring junior engineers.

Design, develop, and modernize responsive front-end web applications using React and JavaScript. Build reusable component-based UIs, collaborate with backend and UX teams, participate in Agile ceremonies, perform code reviews, troubleshoot and optimize performance, and maintain documentation to support secure, scalable enterprise systems.

Design, develop, integrate, test, deploy, and sustain secure, scalable cloud-native applications for DoD/IC missions. Participate in full SDLC, support installation and operational deployment, troubleshoot and resolve issues, enhance performance and security, produce technical documentation, and collaborate in Agile teams with DevSecOps and cloud architects.

Design, develop, integrate, test, deploy, and maintain high-performance Java enterprise applications for large-scale distributed computing. Support CI/CD, IaC (Ansible/Puppet), containerized (Docker/Kubernetes) microservices, troubleshoot production issues, participate in architecture and code reviews, mentor junior engineers, and provide Tier III on-call support within Agile teams.

As a Fullstack Engineer at Zyphra, you will develop agentic systems, design search pipelines, integrate machine learning models, and build secure execution environments.

As a Fullstack Engineer at Clarion, you'll develop and enhance AI-driven healthcare communication features, integrate with legacy systems, and improve system performance and reliability.

Join an Agile team as a Software Engineer, responsible for the complete software development lifecycle, system analysis, and robust solution implementation.

Work on backend and frontend features for a waste-management SaaS: build Java/Spring Boot services, React UI, work with PostgreSQL/PostGIS, debug production, write tests, collaborate with Customer Success, participate in on-call rotation, and adopt AI-assisted development tools.

Own the architecture and development of critical backend and cloud platform domains. Design scalable, secure, multi-tenant distributed systems on AWS, including event-driven services, APIs, data models, and AI/ML infrastructure. Lead major initiatives from design through release, align cross-functional stakeholders, establish engineering standards, mentor engineers, and drive reliability, observability, security, and cost-efficiency improvements.