Top Senior Software Engineer Jobs in Dayton, OH

Design and build native iOS and iPadOS user experiences, prototype and translate Figma designs into production-quality Swift/SwiftUI/UIKit code, collaborate with users and cross-functional teams, create UX documentation, ensure accessibility and interaction polish, and iterate based on user feedback through end-to-end product design and CI/CD practices.

Develop and maintain satellite ground software for command-and-control, mission planning, and data processing. Perform full software lifecycle tasks (requirements, design, coding, testing, integration, documentation) within an agile, CI/CD team. Work on-site and collaborate across engineering and business units to deliver high-reliability ground system capabilities.

Lead full-stack development of satellite ground systems including command-and-control, mission planning, and data processing. Perform full software lifecycle tasks—requirements, architecture, design, coding, testing, integration, documentation, and support—within agile teams, delivering high-reliability CI/CD-enabled systems and collaborating across engineering and business units.

Designs, develops, debugs, optimizes, and validates firmware and system software for high-performance IoT platforms across Linux, Android, and real-time operating systems. The role involves embedded programming, automated and unit testing, multi-core architecture debugging, architectural collaboration, cross-disciplinary feature development, and cloud-based validation at scale.

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.

As a Fullstack Software Engineer, you'll design, develop, and maintain scalable frontend and backend systems while collaborating across teams.

Lead architecture, modernization, and development of Group Insurance applications. Modernize mainframe monoliths into Java microservices and micro-frontends on cloud, mentor distributed Agile teams, collaborate with enterprise architecture, product owners and infrastructure, and enable test automation and integrations. Approximately 10% domestic travel.

Lead UI architecture and design for responsive web applications; build reusable components with Angular/React/Vue and TypeScript/JavaScript; integrate UIs with RESTful microservices; enforce accessibility, security, testing, and CI/CD standards; mentor developers and collaborate with UX, backend, and DevOps teams in Agile environments.

Design and implement CIAM backend services for authentication and authorization. Integrate identity systems, manage secure flows, and automate infrastructure.

Own and evolve the Subscriptions and Payments backend: design APIs, integrate providers, improve reliability and scalability, lead architecture and code reviews, collaborate cross-functionally, and participate in on-call rotations.

As a Billing & Analytics Software Engineer, you'll design and maintain the billing pipeline, integrate billing systems, and develop customer-facing analytics dashboards to support revenue recognition and operational observability.

Maintain and improve GameChanger's backend API server and SDK. Implement API/SDK changes, improve developer ergonomics, optimize performance and scalability, design critical systems, document and mentor teammates, and participate in on-call rotation.

Design, implement, and maintain partner integration solutions; translate partner requirements into scalable technical implementations; troubleshoot and automate fixes; collaborate with product and engineering teams to improve tools and ensure successful partner onboarding and launches.

Lead design and delivery of scalable customer-facing features, services, and APIs that process real-time data and AI-powered insights. Build web experiences, contribute to LLM/AI workflows, ensure reliability through observability and rollout practices, and collaborate cross-functionally with Product, Design, ML, and platform teams.

Build and evolve Circle Discover marketplace features: high-converting purchasing flows, algorithmic recommendations, content feeds, and listings. Work across a Ruby on Rails backend and React/Next.js front-ends, optimize performance and SSR/SSG, collaborate with designers and leaders, and improve codebase quality while shipping at pace in a distributed remote team.

Build and operate high-throughput backend services powering AI agent orchestration, connector integrations, and real-time data pipelines. Design scalable core platform services, collaborate with ML, frontend, and product teams, implement infrastructure-as-code and CI/CD, and mentor junior engineers to deliver reliable, AI-powered features.

Build and own end-to-end full-stack systems for AI-powered agentic trading across web and React Native mobile. Implement real-time, low-latency UIs and Go backend services, integrate streaming AI/ML features and market data, drive architecture and code quality, and collaborate with AI/ML, design, and product teams to ship production-ready features used by millions.

Build and own Eve's marketing site and GTM engineering stack: integrate and optimize external tools, design AI agents for sales and marketing, implement webhooks and middleware to sync product/CRM data, and create programmatic campaigns and internal tools in partnership with Marketing, Sales, RevOps, and Product to drive growth and automation.

Lead frontend-leaning full-stack implementation work for carrier and enterprise integrations: architect reusable UI and API layers, author RFCs, guide technical delivery, enforce testing and security best practices, and partner with cross-functional teams to scope and ship production integrations.

Design, build, and maintain scalable, reliable full‑stack systems. Contribute to API and architecture design, write testable code, debug complex issues, improve performance, automate deployments, and mentor junior engineers while collaborating with cross‑functional teams.

Lead a software engineering team in designing, developing, testing, and deploying end-to-end solutions. Analyze architectures and operating environments, implement system improvements, automate workflows, gather client requirements, mentor team members, and apply Agile methods. Develop production-ready applications using Python and modern frameworks, tools, containerization, and CI/CD practices while supporting automated testing and maintenance.

Leads a software engineering team developing end-to-end, production-ready systems in an Agile environment. Designs and implements software using Python, APIs, analytics, infrastructure, open-source frameworks, and modern architectural approaches. Analyzes existing and future system requirements, improves workflows through automation, supports testing and maintenance, mentors team members, and collaborates with clients and cross-functional stakeholders.

Leads implementation, modernization, maintenance, testing, deployment, and support of agile software systems. Develops complex Python solutions, rearchitects legacy applications into microservices, and supports CI/CD and containerization pipelines. Applies advanced software engineering principles, solves highly complex problems independently, and may supervise or develop first-level supervisors or managers. A Secret clearance and bachelor’s degree are required.

Design, implement, and maintain software integration and test infrastructure for embedded and tactical systems. Perform full software lifecycle tasks (requirements, architecture, design, coding, testing, integration, documentation). Develop automated test suites, integrate test equipment, validate requirements, and collaborate across teams to support mission-focused systems.

Lead architecture and implementation of cloud-native, data-driven full-stack applications and microservices. Own major components, design secure scalable back ends, govern AWS/Azure and Kubernetes deployments, integrate large-scale data/search pipelines, drive DevSecOps/GitLab CI/CD, mentor engineers, and evaluate emerging technologies for intelligence missions.