Top Senior Software Engineer Jobs in Jacksonville, FL

The Senior Software Engineer will enhance Flow protocol's architecture, improve performance, and ensure reliability for decentralized applications and services.

Lead team in developing Enterprise B2B solutions, uphold quality standards, drive AI adoption, mentor engineers, guide architecture and legacy modernization efforts.

The Senior Software Engineer will design and implement backend solutions for a social casino platform, collaborate with team members on architecture, and review code, while ensuring the product meets user needs.

The Sr Software Engineer will lead IoT cloud software development, design data pipelines, manage cloud infrastructure, and ensure platform compliance while mentoring the development team.

As a Senior Software Engineer, you'll build and operate the ML platform, optimizing data operations, managing the feature store, and supporting ML initiatives while driving architectural roadmap decisions.

The Senior Software Engineer will design and build a collaborative web platform, managing backend and frontend systems, mentoring junior engineers, and driving architectural decisions. Responsibilities include API design, code quality assurance, and integrating AI into the development workflow.

Technical lead individual contributor who architects and delivers complex cross-team, customer-facing product initiatives. Partners with Product, Design, and Data to translate ambiguous problems into scalable solutions, raise engineering standards through code review and mentorship, address technical debt and performance, and influence roadmap and technical strategy.

As a Software Development Engineer III on the Maps API team at Mapbox, you will design and develop mapping tools, ensure service reliability, mentor peers, and promote operational excellence in a fast-paced evolving environment.

Expand and maintain Hudl's front-end platform to accelerate product teams: design and implement scalable, performant, accessible front-ends and tooling (Vite, Next.js), consult and review front-end work, support adoption of design systems, and mentor teams to improve developer experience.

Work on the Web Platform team to design, build, and scale a new content management system. Contribute to front- and backend services, participate in Agile sprints, make technical decisions, mentor teammates, and help migrate and improve content delivery and cloud infrastructure.

Lead design and delivery of the public-facing API platform and ingestion services. Build scalable, reliable real-time distributed systems, collaborate with product and data teams, review designs and code, address technical debt, take operational ownership using observability tools, and mentor engineers.

Build AI security features into Delinea's access proxy and platform: enforce just-in-time access, control agent-to-agent communication (MCP), connect and migrate capabilities into the platform while maintaining customer continuity.

Own and evolve ClickHouse's Python connector and SDKs; build and maintain integrations with orchestration and transformation tools; design AI/LLM integration patterns (RAG, embeddings, feature stores); engage with open-source community; collaborate with Product and Cloud teams to prioritize and ship production-grade data integrations.

Own and deliver server-side features end-to-end for a cloud-hosted accounting SaaS: design data models and APIs, improve performance and reliability, mentor engineers, ensure observability and on-call readiness, collaborate with product and clients, and apply AI-assisted development safely to accelerate delivery.

The Senior Software Engineer role involves modernizing healthcare payment systems using C#, .NET, SQL, and cloud technologies while leveraging AI tools for efficiency.

Design and implement a high-performance, low-latency Java OLAP calculation engine core. Collaborate with product to translate designs into executable criteria, ensure correctness and performance, communicate technical concepts, and advocate for quality and robust JVM-level tuning and language/design improvements.

Lead test strategy and build scalable automated test frameworks for a custom Linux kernel. Validate performance, reliability, and security; develop test suites for kernel enhancements and VM software; debug low-level system issues; enhance CI/build automation; provide technical leadership and mentor junior engineers.

The Senior Software Engineer will architect and develop the Solver network, ensuring performance, collaborating with teams, and leading engineering standards.

The role involves leading frontend development, maintaining UI components, overseeing CI/CD pipelines, mentoring engineers, and enhancing application performance in collaboration with cross-functional teams.

The Senior Software Engineer, Fullstack will lead product development by collaborating with teams, owning projects from inception to production, and ensuring high-quality code and system performance.

As a Senior Software Engineer, you'll ship quality software across the web stack, collaborate with product/design teams, and provide technical leadership within a small engineering team.

Lead architecture and delivery of scalable, secure web products. Collaborate with product and ministry stakeholders, guide vendors, review code, and ensure quality, security, and maintainability across platforms.

Lead and manage a high-performing engineering and DevOps team, developing software applications and cloud infrastructure, ensuring reliability and scalability.

As a Senior Applied AI Engineer at Vanta, you'll design and implement AI-powered features, mentor engineers, and ensure AI systems improve customer experience, leveraging LLMs and full-stack development skills.

The Open Source Engineer will expand LanceDB's integration with big data systems, manage dataset operations, and enhance open-source community efforts.