Top Software Engineer Jobs

Design, build, and operate high-throughput backend services and scalable APIs for insurance and fintech products. Lead cross-team initiatives across pricing, checkout, booking, and servicing systems. Launch zero-to-one products, iterate post-launch, write maintainable performant code, troubleshoot distributed systems, leverage AI-assisted development tools, and participate in quarterly on-call rotation.

Build product features, AI coding agents, cloud infrastructure, and platform capabilities for Replit’s software creation platform. The role involves full-stack development, distributed systems, real-time collaboration, one-click deployments, automation, and scalable development environments. Candidates will collaborate cross-functionally, solve complex technical problems, communicate effectively, and grow into greater responsibility. This is a hybrid full-time role based in Foster City, California, with required office days on Monday, Wednesday, and Friday.

Provides technical leadership for designing, implementing, testing, integrating, and maintaining high-reliability C++ flight software for spacecraft and launch vehicles. Develops Python-based internal tools, collaborates with multidisciplinary engineering teams, supports vehicle testing and launch operations, and follows aerospace software processes. Requires strong object-oriented design, C++, Linux, real-time systems, communication, and deadline-management skills.

Design, develop, and maintain scalable Java backend services, REST APIs, microservices, and data solutions for a GEOINT mission platform. Build cloud-native AWS applications, optimize PostgreSQL, MySQL, and Elasticsearch/OpenSearch systems, and provide technical leadership through architecture decisions, code reviews, troubleshooting, mentoring, and development standards. Collaborate with engineers, product owners, DevSecOps teams, mission users, and program leadership in an Agile CI/CD environment.

Designs and develops responsive web applications for GEOINT mission data using React.js and JavaScript. Translates requirements into reusable interfaces, integrates REST APIs and microservices, and provides technical leadership through architecture, code reviews, mentoring, testing, CI/CD, troubleshooting, and performance improvements. Collaborates with engineers, product owners, UX professionals, mission users, and program leadership in an Agile environment.

Develop and maintain .NET applications for the Transportation Geospatial Information System. Responsibilities include software design, code reviews, object-oriented development, unit testing, legacy application modernization, production troubleshooting, system integration, technical documentation, and collaboration with DevOps and cross-functional Agile teams. The role requires development experience in .NET, C#, and C++, cloud environments, and the ability to obtain a Secret clearance.

Develop, test, maintain, and enhance Java and Angular applications for a mission-critical transportation system. Responsibilities include API integration, debugging, code reviews, CI/CD support, secure coding, STIG alignment, testing, documentation, and Agile collaboration with QA, DevSecOps, infrastructure, and technical leadership teams.

Lead full-stack development in AI-native solutions, design responsive features, ensure system quality, and collaborate on product iterations.

Develop and maintain Java and JavaFX applications, testing and simulation utilities, and web-service migration solutions for air-gapped tactical environments. Build, containerize, and validate software using Podman before deployment to K3s infrastructure. Diagnose Linux host, networking, operating-system, and application issues in STIG-compliant environments. Work independently across design, integration, verification, and release activities while using automated build and CI/CD tooling.

Develop and maintain integrated standalone applications in a Linux environment using Agile practices. Collaborate on software tasking, tickets, repositories, requirements analysis, design, documentation, debugging, hardware adaptation, interface upgrades, performance improvements, GUI development, real-time data streaming, backend integration, and algorithm engineering. The role requires strong problem-solving, communication, and teamwork skills, plus eligibility to obtain a Secret government security clearance.

Join the Activity Apps Android team to implement and own well-scoped features in Nike Run Club or Nike Training Club. Write idiomatic, testable Kotlin, work with sensors and background services, instrument for observability, participate in on-call, and adopt AI-native development tools while collaborating with cross-functional partners.

Develops, tests, reviews, and maintains software code according to defined requirements, design goals, policies, and coding standards. Participates in agile meetings, presentations, design activities, and code reviews while building knowledge of software architecture, frameworks, applications, and company processes. The role requires collaboration, troubleshooting, attention to detail, and the ability to learn new concepts quickly.

Develop and maintain Android applications across the full product lifecycle. Collaborate with product, design, and business teams to deliver features using Kotlin, Java, Jetpack Compose, MVP/MVVM, and REST APIs. Implement authentication and analytics features, refactor and modularize code, conduct code reviews, write unit tests, support CI/CD builds, document functionality, and continuously improve application architecture and development practices.

Design, develop, modernize, and enhance mission-critical ground-system software and real-time space capabilities. Build microservices, improve system performance and resilience, process data, and support system communications. Collaborate cross-functionally to solve complex engineering problems, transition legacy applications, and deliver complete cloud-based solutions using modern back-end and front-end technologies. The role requires TS/SCI clearance with polygraph and participation in a skills assessment.

Develop and maintain scalable back-end systems, APIs, custom tools, and web applications using Python and modern architectural approaches. Collaborate cross-functionally to solve complex problems, identify risks, modernize systems, and support agile software development. The role may involve virtualization, CI/CD pipelines, automated testing, middleware, data integration, and API development. A TS/SCI clearance with polygraph is required.

Develop and modernize mission-critical software for space-domain ground systems and real-time operations. Responsibilities include designing applications, transitioning legacy systems to microservice architectures, writing and enhancing source code, solving complex problems, and collaborating cross-functionally. The role supports GEOINT and space operations and may involve cloud platforms, containers, orchestration, Linux, Agile development, and automated testing.

Build and maintain full-stack applications supporting GEOINT and national security mission systems. Develop front-end interfaces, backend microservices, APIs, containerized services, cloud deployments, and CI/CD pipelines. Integrate data, machine-learning, and analytical components into secure workflows while troubleshooting across the stack. Participate in Agile planning, code reviews, user-centered design, testing, and engineering improvements. The role requires TS/SCI clearance, a STEM bachelor's degree, and at least three years of full-stack development experience.

Design, develop, modernize, and enhance mission-critical software for space-domain ground systems and real-time operations. Build microservice-based applications, solve complex engineering problems, improve system performance and resilience, and collaborate cross-functionally to deliver mission-focused capabilities. The role involves working with legacy modernization, cloud and container technologies, automation, and classified GEOINT and space operations systems.

Maintains and enhances legacy enterprise applications in sustainment mode. Troubleshoots operational issues, fixes bugs, performs minor application changes, supports microservices and distributed environments, maintains workflows and APIs, and upgrades systems to meet security requirements. The role also involves application design and debugging, documentation, code reviews, compliance testing, and advising clients on modernization efforts.

Design, develop, modernize, and enhance mission-critical software for space-domain ground systems and real-time capabilities. Responsibilities include transitioning legacy applications to microservice architectures, creating new applications, solving complex engineering problems, improving system performance and resilience, and collaborating cross-functionally. The role supports GEOINT and space operations and may involve cloud platforms, containers, orchestration tools, automation, and Agile development.

Develop and modernize mission-critical software for space-domain ground systems and real-time operations. Responsibilities include designing applications, transitioning legacy systems to microservice architectures, writing and enhancing source code, solving complex engineering problems, and collaborating cross-functionally. The role requires a Top Secret clearance and supports GEOINT and space operations.

Design, develop, modernize, and enhance mission-critical software for space-domain ground systems and real-time operations. Build microservice-based architectures, process data, improve system communication and resilience, and deliver front-end and back-end solutions. Collaborate cross-functionally to solve complex engineering problems, automate workflows, and support cloud, containerized, and Linux-based environments. The role requires a Top Secret clearance and participation in a skills assessment.

Provides software engineering and full-lifecycle systems engineering services supporting high-performance computing, large-scale data analytics, and advanced information technology initiatives. The role requires an active TS/SCI security clearance with polygraph and supports projects serving Maryland and the Greater Washington, D.C. area.

Leads complex, cross-functional software engineering projects from requirements through design, development, testing, and delivery. Oversees architecture, code quality, root cause analysis, reliability improvements, and cloud-native solutions. Manages and mentors distributed engineering teams, collaborates with business stakeholders, and drives continuous improvement. The team develops scalable dependency-management systems, automates CI/CD diagnosis and remediation using AI and machine learning, and enforces software lifecycle, security, and compliance policies.

Lead development of scalable platform capabilities across the full software lifecycle. Design cloud-native systems, integrate AI/ML and intelligent automation, conduct architecture reviews, and improve deployment, monitoring, and reliability. Provide technical leadership and mentorship while collaborating with stakeholders to define requirements, track metrics, and deliver roadmap-aligned infrastructure and tooling across large-scale Puppet-managed environments.