Top Senior Software Engineer Jobs in Huntsville, AL

Design and develop high-performance optimization and scheduling systems for complex network-resource allocation problems. Translate network requirements into computational models, improve solution quality and scalability, and evolve solver architecture for reliability. Responsibilities include managing project priorities, designing, testing, debugging, and maintaining production software. Preferred experience includes numerical optimization, solver development, performance profiling, distributed or cloud computing, and telecommunications or networking.

Develop, integrate, and test embedded C/C++ software, firmware, drivers, and hardware interfaces for avionics and electric propulsion systems. Responsibilities include software architecture, lifecycle execution, hardware bring-up, debugging, verification and validation, automated testing, code reviews, documentation, and collaboration with electrical and FPGA designers. The role requires embedded systems experience, RTOS knowledge, hardware protocols, FPGA integration, and U.S. citizenship or permanent residency.

Develop, integrate, and test embedded C/C++ software, low-level drivers, and firmware for avionics and electric propulsion hardware. Collaborate with electrical and FPGA designers on hardware/software integration, support hardware bring-up and debugging, and perform software architecture, verification, validation, and automated testing across the development lifecycle. Ensure compliance with applicable standards for aerospace applications.

Develops and analyzes Software-in-the-Loop and Hardware-in-the-Loop simulations for missile defense flight software. Responsibilities include interpreting requirements, verifying software compliance and performance, integrating flight software into mission simulations, collaborating with hardware engineers, troubleshooting incompatibilities, performing simulation analysis, and supporting technical documentation and reporting. Work is conducted onsite in a Redstone Arsenal laboratory.

Design and maintain scalable services, APIs, distributed systems, and data pipelines for AI training data infrastructure. Own systems through design, implementation, testing, deployment, and monitoring. Lead architectural decisions, improve reliability and scalability, mentor engineers, and collaborate with AI/ML, product, and data operations teams. Contribute to CI/CD, containerization, DevOps, and cloud deployment practices.

Build and own high-performance UI features for Netflix’s TV application across streaming sticks, smart TVs, and cable boxes. Collaborate with product, design, algorithms, and engineering teams to define experiences, validate product variants through A/B testing, and deliver reliable, testable code. Lead large cross-functional projects while working with TypeScript, JavaScript, React, Redux, Node.js, GraphQL, and proprietary Jest-based automation frameworks.

Staff Software Engineer leading architecture, hands-on development, and delivery of reliable frontend, backend, API, data, and production systems across multiple teams. The role drives multi-quarter initiatives, AI-enabled engineering practices, system scalability, security, observability, incident response, technical standards, mentorship, and alignment between technical investments and product outcomes.

Build and operate end-to-end consumer-scale features across backend services, APIs, iOS, and Android for Life360’s Aging in Place segment. Use AI tools and agentic workflows extensively, establish AI-native engineering practices, contribute to architecture and code reviews, participate in on-call response, mentor teammates, and ensure performance, reliability, accessibility, and member impact across owned features.

Own and deliver polished, accessible, high-performance frontend experiences using React and TypeScript. Set frontend technical standards, mentor engineers, use AI-assisted development tools, and contribute to product roadmaps. Build backend services and APIs in Go as needed, collaborate with stakeholders, document user-facing products, and help shape engineering culture and quality.

Develop and maintain Python backend services, primarily with Flask, while designing scalable architecture and integrating legacy systems. Build AWS solutions using Lambda, Cognito, SNS, SQS, and DynamoDB; maintain CI/CD pipelines and infrastructure as code with OpenTofu and Terraform. Collaborate in an Agile/Scrum environment, contribute to technical decisions and engineering standards, review code, and mentor junior developers.

Lead development of secure, scalable digital banking software across front-end and backend systems. Design Angular or React applications, build APIs, optimize SQL performance, integrate third-party platforms, improve code quality, implement testing strategies, and mentor engineers. Collaborate with cross-functional teams in an Agile environment while supporting cloud-native practices, regulatory compliance, and continuous product improvement.

Lead development of CoLab's simulation review capabilities: ingest and process industry-standard simulation data, build high-performance visualization for large datasets, collaborate with Product and customers, and define architecture and UX for a new Simulation product area.

Develops, maintains, and enhances scalable web applications, internal tools, libraries, and shared components for international enterprise clients. Collaborates with cross-functional teams, participates in code reviews, creates technical documentation, and shares knowledge. Requires strong software development principles, design patterns, cloud, database, CI/CD, messaging, testing, and mobile framework experience.

Design, develop, test, and maintain modern C++ mission-critical software for fire control, flight, ground, and command-and-control systems. Work on Linux-based embedded and edge platforms, hardware and sensor interfaces, distributed networks, and secure system architectures. Troubleshoot issues across software, hardware, networking, and deployment environments while collaborating with multidisciplinary engineering teams. Support field testing, customer demonstrations, system integration, and travel of up to 20%.

As a Full Stack Software Engineer, you will develop and maintain robust backend systems using Ruby on Rails, collaborating with cross-functional teams to enhance the real estate platform's performance and user experience.

Build and maintain Python-based automation, services, test infrastructure, and performance analysis tooling for a distributed database system. Collaborate with internal stakeholders, improve developer tooling and reproducible testing, analyze system performance, and create documentation and runbooks. The role requires strong software fundamentals, systems thinking, Linux and CI experience, and the ability to learn new languages and systems quickly.

Build and operate multi-cloud infrastructure for MariaDB Cloud, designing application layers, APIs, cloud-native services, automation, and database-adjacent features. Own production capabilities end to end across AWS, Azure, and GCP using Terraform, Kubernetes, Docker, CI/CD, Python, and backend languages. Develop AI-enabled workflows involving vector databases, semantic search, RAG, and LLM agents while ensuring security, observability, scalability, and reliable deployment.

Design and build JTX, a high-performance Solana trading application. Develop low-latency, reliable systems for order routing, execution, real-time market data, and position management. Own critical infrastructure, implement security across transaction signing and user data, make architectural decisions, and collaborate with product and infrastructure teams in a fast-moving 0-to-1 environment.

Staff Software Engineer responsible for architecting and developing scalable web applications and APIs using Elixir, React, and PostgreSQL. The role involves solving ambiguous technical and business problems, ensuring system reliability and performance, collaborating cross-functionally, presenting solutions to leadership, writing tested code, participating in code reviews, mentoring engineers, and removing technical roadblocks.

Lead architecture and implementation of embedded SoC FPGA-based seeker systems. Drive full SDLC, mentor engineers, collaborate with systems/hardware/test teams, select and deploy RTOS or bare-metal solutions, and apply security-focused development for precision munitions.

Architect and build high-throughput backend systems for Filevine’s legal technology platform using .NET, DDD, event sourcing, MartenDB, Wolverine, and PostgreSQL. Own features end to end, including domain modeling, APIs, testing, observability, CI/CD, and production monitoring. Mentor engineers, optimize system resilience and performance, and collaborate with product, UX, and legal experts to translate complex workflows into scalable software.

Build and improve Mozilla’s Firefox Add-ons platform, including moderation pipelines, reviewer tools, DevHub, and full-stack features. Develop React/TypeScript frontends and Django/MySQL backends, improve reliability through Google Cloud deployments, monitoring, and incident response, and create observability and security systems. Collaborate with product, design, QA, reviewers, developers, and open-source contributors while responding to platform incidents and supporting ecosystem safety.

Build, enhance, modernize, test, deploy, and sustain enterprise Java and Spring Boot applications supporting DoD financial and program management. Responsibilities include full-lifecycle feature ownership, Oracle schema and SQL development, Angular contributions, CI/CD pipeline delivery, security scanning, defect investigation, architecture participation, code reviews, and secure cloud deployment. The role requires evaluating existing systems, applying sound technical judgment, and meeting federal security and compliance requirements.

Build and sustain enterprise Java applications for DoD financial and program management. Own capabilities across requirements, architecture, API development, database design, testing, CI/CD deployment, security, and production sustainment. Work across Spring Boot, Angular, Oracle, SQL, and cloud environments while investigating defects, reviewing code, using AI-assisted tools responsibly, and contributing to agile delivery. Seven or more years of software development experience, a technical bachelor’s degree or equivalent experience, Security+ certification, U.S. citizenship, and Secret clearance eligibility are required.

Own the architecture and development of data-intensive web applications powering customer insights. Provide hands-on technical leadership, mentor engineers, conduct architecture and code reviews, resolve complex distributed-system issues, and deliver performant, maintainable data products. The role involves ETL and/or RAG development, full-stack work across React, TypeScript, Next.js, PostgreSQL, and C#/.NET, with opportunities to operate cloud infrastructure and observability systems.