Top Senior Software Engineer Jobs

Develops, tests, documents, maintains, and enhances full-stack software and cyber solutions supporting analytic missions. Responsibilities include Java and Linux-based development, data analytics, secure system automation, vulnerability research, and collaboration on agile projects. The role requires production experience with JavaScript, React, MongoDB, and full-stack technologies, while supporting rigorous testing and deployment processes in a high-visibility defense and intelligence environment.

Designs, develops, integrates, tests, and maintains embedded real-time software for Air Mobility C-130J and C-5 products. Works across the full software lifecycle in a configuration-managed environment, follows rigorous development processes, and collaborates with Agile teams. The role requires expertise in C/C++, Linux, embedded systems, requirements analysis, design, coding, integration, and testing, plus an Interim Secret clearance and U.S. citizenship.

Develop and test embedded C/C++ mission-system software for small UAS and launch systems. Build device drivers, hardware interfaces, simulation and software-in-the-loop infrastructure, and support laboratory checkout, defect troubleshooting, requirements traceability, verification, and safety-critical development processes for autonomous flight systems.

Design, develop, test, debug, document, and integrate C++/C software for mission-critical aerospace simulation and training systems. Translate requirements into software designs, participate across the full software development lifecycle, create test plans, support verification, troubleshoot complex architectures, and collaborate with multidisciplinary engineering teams. The role requires a bachelor's degree, object-oriented programming experience, Git proficiency, U.S. citizenship, and the ability to obtain a Secret clearance.

Develops, tests, integrates, supports, and debugs mission software for complex space protection programs. Leads software requirements verification, architecture, design, implementation, and testing while applying object-oriented design, Agile, and Scrum practices. Troubleshoots system issues across engineering teams, supports virtual development labs, ensures software standards are met, and collaborates with customers and multidisciplinary teams throughout the software lifecycle.

Designs, implements, tests, documents, and maintains object-oriented ground system software. Works in Agile and DevSecOps environments to modernize scalable, secure systems using microservices, cloud/containerization, automation, and COTS/FOSS integrations. Collaborates with software, systems, and test engineers, supports capabilities from early design through site acceptance, resolves software issues, and delivers reliable communications and ground subsystems.

Develops embedded flight software for optical and laser aerospace systems. Responsibilities include software design, coding, documentation, testing, debugging, automated test framework development, hardware/software integration, and compliance with aerospace performance, safety, and reliability standards. The role collaborates with systems and hardware engineers, customers, and subcontractors; supports technical reviews; presents designs; and may mentor early-career engineers.

Build and operate platform infrastructure supporting Qualtrics engineering teams. Develop Go services and Kubernetes orchestration tooling, optimize CPU and memory usage, improve service discovery, and ensure platform availability, scalability, and performance. The role includes designing containerized workload practices, collaborating with AWS and security teams, supporting large-scale infrastructure across global regions, and participating in periodic on-call responsibilities.

Build proof-of-concept systems for data fabric, ontology engineering, knowledge graphs, GraphRAG, agentic data management, and cloud-native data infrastructure. Research frontier technologies, translate findings into adoption recommendations, own projects end to end, collaborate with AI teams and external partners, establish technical direction, share thought leadership, and mentor engineers.

Designs, develops, tests, deploys, and supports scalable cloud applications and microservices. Builds backend services with C# and .NET, frontend applications with Angular and TypeScript, and REST APIs. Uses Microsoft Azure, Git, Azure DevOps, CI/CD pipelines, automated testing, code reviews, troubleshooting, and production support. Collaborates with cross-functional Agile teams and may contribute to Docker, Kubernetes, monitoring, and energy-domain solutions.

Develop and maintain full stack payroll applications using React, TypeScript, Java, REST APIs, and SQL/NoSQL databases. Lead architectural design, code reviews, automated testing, deployment, monitoring, and production support. Manage feature delivery, collaborate with product and UX teams, resolve service issues, document solutions, and mentor junior engineers while ensuring scalability, reliability, security, and quality.

Develop and maintain full-stack applications using Java, Spring Boot, Angular, PostgreSQL, and AWS. Leverage AI coding assistants to accelerate development while reviewing, debugging, securing, and optimizing generated code. Build unit tests, modernize applications, ensure adherence to cloud and database standards, and collaborate across teams in an Agile environment. The role requires an active Top Secret clearance and potential SCI/CI Poly eligibility.

Leads infrastructure platform software engineering within an agile team. Develops, reviews, tests, debugs, and operationalizes secure, scalable production code; provides technical guidance; influences architecture and technical operations; and promotes engineering standards. Drives responsible adoption of AI-assisted development tools, establishes validation and security controls, advances automation across the SDLC toolchain, and serves as a subject-matter expert. The role may involve cloud-native infrastructure, Kubernetes ecosystems, multiple cloud platforms, and database technologies.

Leads the design, development, testing, and operation of secure, scalable Java backend systems and Kafka-based event-streaming platforms. Drives architecture decisions, writes design documentation, improves reliability and observability, reviews code, troubleshoots production issues, and promotes responsible AI-assisted engineering practices. Collaborates with vendors and internal stakeholders, mentors engineers, and leads communities of practice. The role requires expertise in microservices, cloud platforms, distributed systems, databases, high-throughput streaming, and operational stability.

Build backend-leaning product features for Hex’s AI analytics platform, including APIs, CLI workflows, MCP integrations, access-control systems, enterprise administration, and full-stack product changes. Design scalable systems, implement complex business logic, collaborate through RFCs and code reviews, and contribute across the application stack. The role uses TypeScript, GraphQL, Postgres, Redis, Kubernetes, AWS, and related infrastructure technologies.

Design and evolve shared backend infrastructure, including APIs, realtime transport, storage frameworks, background job systems, workflow orchestration, and internal tooling. Improve reliability, performance, observability, and security while partnering with product teams on reusable abstractions. Lead technical design discussions, drive migrations and refactors, mentor engineers, and help establish backend architecture and engineering standards.

Design, develop, test, deploy, and support scalable Java microservices, cloud-native applications, event-driven systems, secure APIs, and AI-powered solutions. Build relational database solutions, messaging systems, and CI/CD pipelines while applying DDD and DevSecOps practices. Monitor system health, troubleshoot production issues, evaluate emerging technologies, and support cloud modernization. Collaborate in Agile teams, mentor junior engineers, and promote engineering excellence across mission-critical healthcare and PBM transaction platforms.

Design, develop, and scale Pi’s core platform, including backend systems, shared services, internal APIs, frameworks, and abstractions for authentication, authorization, multi-tenancy, asynchronous jobs, and service communication. Improve system architecture, reliability, performance, and maintainability while collaborating with product, AI, and infrastructure teams to solve shared engineering challenges.

Build and optimize growth systems that increase patient bookings and engagement. Design experiments across messaging, outreach, and in-product booking flows; develop backend systems for experimentation and activation; monitor funnel metrics; analyze drop-offs; prioritize growth opportunities; and collaborate with product, design, data, and operations teams. The role emphasizes rapid experimentation, product-led growth, and measurable improvements in activation, conversion, retention, and booking.

Build secure, scalable AI integration platforms connecting enterprise systems, external tools, and data sources. Design backend APIs, distributed services, authentication boundaries, and agent orchestration workflows. Drive reliability through observability, SLOs, incident readiness, and performance optimization. Partner cross-functionally on technical strategy, lead architecture reviews, mentor engineers, and own delivery from design through production.

Develop and maintain web and mobile platforms, including system architecture, new features, automated testing, defect remediation, and production optimization. The role requires full-stack development with React, Node.js, and TypeScript, plus backend, database, cloud, and scalable software design experience. Preferred qualifications include healthcare and FDA-regulated software, security protocols such as HIPAA and SOC 2, 3D visualization, and cross-platform mobile development.

Optimize real-time autonomous driving context-fusion software integrating perception, map, and localization data. Profile pipelines, identify bottlenecks, and improve CPU utilization, memory consumption, latency, architecture, and data flows on automotive platforms. Develop benchmarks and regression tests, preserve algorithm correctness and output quality, and collaborate with perception, mapping, localization, platform, and algorithm teams on reliable production software.

Design, develop, and maintain enterprise full-stack applications using Java, Spring Boot, React, Oracle, microservices, and cloud-native technologies. Build RESTful and GraphQL APIs, containerize applications with Docker and Kubernetes, optimize database queries, troubleshoot performance issues, and deliver tested code within agile teams. The role also contributes to architecture, technical standards, CI/CD practices, and AI-assisted development.

Leads large-scale software development and architecture initiatives across digital banking and wealth management. Provides architectural guidance, design and code reviews, design patterns, technical risk management, roadmap input, and SDLC best practices. Mentors engineers, coordinates cross-functional delivery, resolves dependencies and blockers, and drives adoption of cloud platforms, microservices, CI/CD, and modern development practices. Partners with business and technology stakeholders to make strategic trade-offs and deliver enterprise-grade applications.

Develops end-to-end .NET applications, automation solutions, microservices, user interfaces, databases, and APIs in an enterprise banking environment. Responsibilities include software design, implementation, testing, deployment, CI/CD, security, compliance, database development, systems integration, UAT, operational support, and defect resolution. The role collaborates with business and technical stakeholders, provides estimates and technical guidance, supports the full SDLC, and serves as a subject matter expert.