Top Software Engineer Jobs

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.

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, 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.

Develop, maintain, and integrate Java/J2EE modules for a DoD enterprise Military Housing system. Participate in Agile development, gather DoD requirements, perform debugging, code reviews, testing, CI/CD integration, and provide operational support while ensuring secure coding and DoD compliance.

Design, develop, document and support S/4HANA ABAP and ABAP Cloud solutions. Contribute to ECC-to-S/4HANA migrations, establish development standards, optimize performance, and support full software lifecycle.

Design, develop, test, and deploy cloud-hosted distributed web applications. Contribute to architecture, improve engineering practices and CI/CD, collaborate with cross-functional Agile teams, clarify requirements with stakeholders, and deliver user-focused solutions.

Design, develop, test, and deploy cloud-hosted distributed web applications. Contribute to architecture, improve engineering practices and CI/CD, collaborate with cross-functional Agile teams, clarify requirements with stakeholders, and deliver user-focused solutions with unit testing and TDD practices.

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.

Design, develop, test, and maintain software applications and complex data integration pipelines. Support production systems, troubleshoot incidents, create technical documentation, participate in requirements gathering and UAT, configure research administration systems (Next Gen eRA), build ETL and reporting solutions (Informatica, Snowflake, Power BI), and act as technical point person for help desk triage.

Develop, enable, test, and debug operating systems and related software for HPE platforms. Work with internal and outsourced teams to integrate OS solutions, execute test plans, identify issues, and improve product quality through analysis and collaboration.

Build and lead development of Klaviyo's conversational AI platform: native chat surface, agent orchestrator, and agentic UI. Design scalable, reliable systems, ship high-quality code, mentor engineers, drive technical decisions, and improve AI-powered customer experiences.

Design, develop, test, and deploy signal- and image-processing software for defense customers. Lead small teams, mentor junior engineers, integrate ML and HPC tools, and ensure solutions meet mission requirements and deployment standards.

Provide advanced customer-facing technical support for enterprise VDI solutions: diagnose and reproduce complex issues, perform root-cause analysis, collaborate with engineering/product/QA, document findings, drive product and supportability improvements, and participate in on-call rotations.

Design, build, and maintain scalable, secure web identity experiences (login, registration, account and profile flows). Collaborate with product, design, and backend teams, lead delivery of complex features, write well-tested maintainable code, mentor teammates, troubleshoot production issues, and improve architecture, tooling, and lifecycle operations for large-scale identity systems.

Design, develop, test, and maintain scalable .NET and Java web applications and integrations (APIs/REST). Support legacy systems, use Blazor, participate in SDLC, monitor production, join on-call rotation, mentor engineers, promote responsible AI use, and collaborate across cross-functional teams to deliver features and improve processes.

Develop, sustain, and troubleshoot the project's software suite. Implement, test, and integrate with COTS/FOSS components. Build containerized services, create Helm charts, support CI/CD pipelines, and script/administer on Linux using Bash/Python and Java/Spring. Collaborate to deliver mission-focused capabilities.

Lead HMI/frontend software efforts for underwater and robotic systems. Design and maintain architecture, lead a small team, manage requirements and testing, coordinate with electrical/mechanical leads and customers, support factory/offshore testing, and produce system documentation and CDRLs.

Design, develop, and lead software efforts for one-of-a-kind underwater systems. Drive software architecture, requirements, documentation, and testing (unit, safety, qualification). Interface with engineering leads, program managers, and customers; perform trade studies, support factory/offsite/offshore testing, prepare ConOps/ICDs/hazard analyses/test plans, and mentor junior engineers.

Join a collaborative team to build and enhance healthcare/emergency response software. Use C#/.NET Core, SQL, TypeScript with React, and Azure to add features, write tests and documentation, troubleshoot issues, follow DevOps practices, and learn from senior developers while contributing across the full stack.

Design, build, and maintain scalable web applications and reusable UI components using React or Angular. Develop backend services in C#/.NET or Java, integrate RESTful APIs, optimize performance and security, support CI/CD and deployments, collaborate with Product/QA/Architecture, produce technical design docs and unit tests, and participate in Agile ceremonies.

Design, develop, test, and deploy cloud-hosted distributed web applications. Participate in architecture decisions, improve engineering practices and delivery pipelines, collaborate with cross-functional Agile teams, and work with stakeholders to deliver user-focused solutions.

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.

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.

Develop and deliver customized, enterprise-grade NICE product solutions: design, code, unit/integration tests, review peers' code, fix bugs, ensure performance, scalability and reliability, and act as SME across product components.

Design, architect, and build real-time user-interface applications (browser-based and embedded) for aircraft automation. Own full application lifecycle, prototype workflows, support test flights, and produce reference implementations for certified displays. Collaborate with software, systems engineers, designers, and pilots to create safe, user-centered, certifiable interfaces.