Top Senior Software Engineer Jobs

Develop and refactor C/C++ embedded software and signal-processing algorithms for space applications. Collaborate with multidisciplinary engineering teams, respond to evolving requirements, and improve existing code efficiency and maintainability. The role requires substantial embedded development experience, algorithm or digital signal processing expertise, strong technical communication, a computer science or computer engineering degree, U.S. citizenship, and an existing Top Secret clearance with eligibility for Top Secret/SCI and a CI polygraph.

Design, develop, integrate, and verify real-time mission software in C++ and C# on Linux platforms for electronic warfare systems. Responsibilities include full lifecycle development, Agile and DevSecOps practices, CI/CD, automated testing, cross-disciplinary collaboration, support for international military programs, and mentoring early-career engineers.

Leads software engineering for mobile build and release platforms. Designs Jenkins and Groovy CI/CD components, develops Python backend services with Django, FastAPI, and MongoDB, and builds AI-assisted developer tooling using LLMs through AWS Bedrock. Partners with iOS, Android, and cross-platform teams to deliver build insights, dashboards, automation, and responsible AI-enabled workflows while ensuring secure coding, testing, resiliency, and agile delivery.

Architect and re-engineer highly scalable, resilient backend data systems supporting patient services. Lead distributed systems strategy, make architectural decisions, improve performance and reliability, mentor engineers, establish operational practices, and collaborate with product managers and cross-functional stakeholders to shape engineering and product direction.

Own the technical direction of the web platform, including shared frontend frameworks, component libraries, tooling, build pipelines, and developer workflows. Architect scalable reusable components, establish frontend standards for accessibility, performance, and design systems, and champion AI-assisted development practices using tools such as Cursor and GitHub Copilot. Identify systemic issues, improve engineering velocity, and provide cross-functional technical leadership across product teams.

Staff Backend Engineer responsible for architecting AI-powered products, integrating production LLM systems, validating designs through proof-of-concepts, and setting technical direction for high-innovation teams. The role combines architecture, planning, technical leadership, hands-on coding, roadmap development, technical debt reduction, and cross-functional collaboration with Product, Design, and Engineering leadership. Candidates will help establish scalable backend architecture and raise engineering quality across the organization.

Own the technical direction of the web platform, including shared UI frameworks, component libraries, frontend tooling, build pipelines, and developer workflows. Establish frontend architecture, performance, accessibility, and design-system standards while promoting AI-assisted development practices across engineering. Identify systemic issues, drive cross-team solutions, and partner with product, design, and engineering stakeholders to improve web quality and delivery velocity.

Build and maintain the Workers control plane: design and ship features, improve performance, scalability, and reliability, design resilient storage and I/O, own production reliability/on-call, drive projects end-to-end, mentor junior engineers, and prototype new technologies.

Design and implement satellite ground systems including command & control, mission planning, and data processing. Perform full software lifecycle work (requirements, architecture, design, coding, testing, integration, documentation, support) in an agile team delivering high-reliability software with CI/CD. Collaborate across units and work on-site.

Design, build, test, and maintain enterprise backend services and responsive frontends, plus native mobile apps for iOS and/or Android. Integrate with APIs, ensure security and performance, participate in architecture and CI/CD, and support deployments and production troubleshooting in an Agile environment.

Design, build, test, and maintain enterprise web and mobile applications. Implement scalable Java/Spring Boot backends and responsive frontends. Develop native iOS/Android apps, integrate RESTful APIs, ensure security and performance, participate in CI/CD, code reviews, and production support.

Design, develop, test, and maintain enterprise backend services (Java/Spring Boot) and native or cross-platform mobile apps (iOS/Android). Build REST APIs, frontend interfaces, CI/CD pipelines, and ensure security, performance, and production support in an Agile environment.

Own and architect the frontend platform for a unified, safety-critical operator interface. Lead application shell, design system, shared data layer, frontend consolidation, performance optimization, real-time telemetry rendering, cross-team technical direction, and mentorship. Build data-intensive applications using advanced state management and streaming technologies.

Build and operate scalable frontend applications, backend services, APIs, integrations, and customer-facing product features. Own projects from technical design through rollout, monitoring, and maintenance; improve system reliability, performance, and observability; collaborate cross-functionally; contribute to architecture decisions; mentor engineers; and use AI-assisted development tools to improve engineering productivity and quality.

Own the architecture, scalability, reliability, and delivery of complex software systems. Lead cross-functional technical initiatives, design AI-friendly APIs and agentic workflows, improve performance and cost efficiency, partner with product managers, mentor engineers, influence hiring, and drive engineering quality and technical direction with substantial autonomy.

Build and scale full-stack product features, backend services, APIs, integrations, and user-facing applications. Own projects from technical design through rollout, monitoring, and maintenance. Improve system reliability, scalability, performance, observability, and resilience while mentoring engineers and contributing to architecture and engineering standards. Collaborate with Product, Design, and Engineering to solve ambiguous technical problems, and use AI-assisted development tools to improve software delivery.

Lead end-to-end development of a greenfield enterprise platform for software dependency risk management. Build Java services, APIs, data ingestion pipelines, dependency analysis capabilities, and developer-facing features on AWS. Guide engineers and teams in secure AI-assisted development, code quality, testing, governance, and operational stability. Provide technical direction, influence architecture and product decisions, support production systems, and collaborate with product managers and designers to deliver scalable platform capabilities.

Lead technical vision and software engineering excellence for Capital One’s Card Tech team. Build production-ready, AI-native systems; design distributed, scalable, fault-tolerant architectures and API platforms; ensure performance, security, and operability; decompose complex problems; mentor engineers; recruit talent; and share technical knowledge across the organization.

Lead a team of software developers and oversee diverse technology projects involving distributed microservices and full-stack systems. Build cloud-based solutions supporting regulatory needs and customer experiences. Collaborate with digital product managers, mentor engineers, evaluate emerging technologies, and use modern programming languages, databases, container orchestration, and cloud services. The role includes technical leadership, people management, Agile delivery, and driving technology transformation.

Leads software engineering projects and developer teams building distributed microservices, full-stack systems, and cloud-based solutions. Collaborates with product managers, mentors engineers, evaluates emerging technologies, and develops solutions using multiple programming languages, databases, container orchestration platforms, and cloud services to address regulatory and customer needs.

Develop scalable software across the full lifecycle, from requirements and system design through deployment and maintenance. Build reusable features, frameworks, and libraries using secure engineering practices. Collaborate with stakeholders and product owners in an Agile/Scrum environment, troubleshoot complex issues, improve performance and stability, maintain code quality through reviews and automated testing, and contribute to technical roadmaps and process improvements.

Design and implement high-performance datapath features for load balancing, firewall rules, and Layer 7 protocols. Build scalable networking and security systems using C or C++, data structures, algorithms, and Unix/Linux optimization. Own architectural projects from conception through large-scale deployment while applying advanced knowledge of DNS, HTTP, TCP/IP, and SSL/TLS. Use AI tools to improve engineering workflows and problem-solving.

Designs and develops full-stack, data-centric applications using Python, TypeScript, React, AWS, APIs, databases, AI workflows, and predictive models. Collaborates with data scientists, data engineers, product managers, and stakeholders to build data pipelines, automate testing, support applications through their lifecycle, and reduce technical debt. The role includes API development, LLM orchestration, agent workflows, search systems, context engineering, observability, and agile solution delivery.

Design and deliver developer tooling, frameworks, reusable templates, AI-assisted development infrastructure, authentication and identity platforms, and cloud-native services. Build and operate Java and AWS systems using Spring Boot and Kubernetes, establish engineering standards and guardrails, improve reliability and performance, and lead complex technical projects. Partner across teams to drive adoption, alignment, and measurable engineering productivity outcomes.

Own end-to-end frontend development for core crypto payment flows across web and mobile. Improve latency, availability, and SLOs; build user-facing features (contacts, real-time transaction status); identify and fix performance bottlenecks; partner with product/design/backend; mentor junior engineers to reduce customer friction at scale.