Top Software Engineer Jobs in Jacksonville, FL

As a Senior Software Engineer, you will design and develop backend systems, optimize application performance, and mentor team members while building intuitive front-end features.

The Senior Software Engineer will manage Akamai's cloud storage solution, lead system design, development, and support, collaborating with various teams to enhance product offerings.

As a Software Development Engineer in Test II, you'll develop automated tests for routing and switching hardware, improving test efficiency while collaborating with engineering teams.

Join Vanta as a Senior Software Engineer to lead and mentor teams, driving projects on identity systems and improving security infrastructure.

The Principal Software Engineer leads the design and development of scalable software solutions, mentors engineers, and drives architectural decisions while collaborating with cross-functional teams.

Design and build scalable backend components and indexing pipelines for semantic and hybrid retrieval, build retrieval orchestration and knowledge-graph services, improve retrieval quality via evaluation and observability, design APIs, and optimize latency, throughput, cost, reliability, and security for large-scale AI inference and retrieval workloads.

Own server-side and infrastructure for Fool.com using Next.js and TypeScript. Build route handlers, server components, API integrations, caching (Redis/Cloudflare), AWS/Docker deployments, observability with DataDog, and end-to-end tests with Playwright. Optimize SEO crawler surface, sitemaps, canonicalization, and collaborate with front-end, content, and platform teams.

As a Principal Software Dev Engineer, lead full-stack engineering, oversee complex initiatives, mentor engineers, and align technical strategies with business goals to enhance content management systems.

As a Senior Software Engineer (Backend), you will design and implement scalable applications, collaborate with agile teams, and mentor junior members while ensuring high code quality and performance.

As a Senior Software Engineer, you will architect and implement Python-based systems, lead feature design and delivery, ensure scalability and reliability, and mentor junior engineers.

Design and build core systems for post-booking customer experiences, focusing on AI integration, scalable APIs, and middleware for travel partners.

The Staff Software Engineer will design and build scalable systems, lead architecture decisions, mentor engineers, and improve existing platforms using PHP, Node.JS, and AWS.

The Senior Software Engineer II will design scalable solutions, enhance application functionality, and collaborate with product managers to deliver features.

Build and ship full‑stack, behavior-driven growth experiments and user experiences to increase activation, retention, and expansion. Implement end-to-end A/B tests and feature flags, instrument analytics, analyze results, and collaborate with Product, Design, Marketing, and PLG. May participate in on-call rotation to support production services.

Lead architecture and ship complex full-stack features across the stack, mentor engineers, partner with Product and Clinical teams, reduce technical debt, and integrate AI tools to improve mental healthcare outcomes.

Senior backend engineer responsible for designing and implementing scalable, high-availability backend services for investment and financial products. Work primarily on backend APIs, integrations with financial institutions, databases, testing, troubleshooting production issues, and contributing across the stack while focusing on performance, security, and maintainability.

Design and develop high-performance services and APIs, focusing on cloud-based applications using Golang and Python, while ensuring code quality and security.

The role involves end-to-end ownership of AWS infrastructure, managing Kubernetes platforms, and ensuring system reliability through observability and automation. Responsibilities include incident response and maintaining CI/CD systems.

As a Senior Backend Engineer at Socure, you'll develop scalable backend services for identity verification, optimize system performance, and collaborate with cross-functional teams on document processing integrations.

Build and maintain federated identity and authorization platform services for a multi-tenant SaaS environment. Implement integrations (OAuth/OIDC/SAML/JWT), design observable, fault-tolerant backend services in .NET or Python, use AI-assisted development tools, write tests and observability, participate in on-call and mentoring, and produce documentation and tooling to enable product team integrations.

As a Senior Software Engineer, you will lead frontend development, define architecture, optimize performance, and collaborate across teams to create user-friendly logistics applications.

Lead end-to-end platform engineering projects to build and operate a multi-tenant data lakehouse and scalable compute infrastructure, partner with cross-functional teams, improve reliability/observability, support platform users, and drive platform usability and ML/analytics enablement.

As a Senior Software Engineer at PerfectServe, you'll design, build, and maintain high-quality code for healthcare communication systems, mentoring junior engineers and collaborating across teams to improve patient care and clinical workflows.

The Senior Software Engineer will develop features, maintain quality, review code, and collaborate on product design for the EnrollWise platform, focusing on back-end and some front-end work.

Develop and enhance features for EnrollWise, contribute to a scalable software architecture, review code, collaborate on design and technical feasibility, and maintain software quality.