Top Software Engineer Jobs

Build the judgment layer and infrastructure for an agent evaluation platform: orchestration for multi-turn agent scenarios, observability and OpenTelemetry-based tracing, stateful simulation environments, and scalable evaluation pipelines to produce calibrated signals usable for training and gating agent releases.

Lead and mentor an agile engineering team to design, build, test, and operate secure, scalable Java microservice applications. Drive adoption and governance of AI-assisted engineering practices, review and deliver high-quality production code, influence product and technical decisions, and promote firmwide SDLC tools and standards.

Lead and remain hands-on building an AI-first developer portal and secure external API platform. Define architecture for agent-ready workflows, authentication/credential flows, contract-first APIs, resiliency, observability, and AI-enabled support. Drive cross-functional delivery, coach engineers, and ensure operational controls, auditability, and production readiness for integrations.

Lead architectural modernization of enterprise .NET applications into cloud-native microservices. Define technical strategy, cloud architecture (AWS/GCP), DevSecOps/CI-CD, mentor engineers, drive API-first and front-end modernization, and align technology with business goals.

Lead a team to design and deliver cloud-based, full-stack solutions using distributed microservices. Mentor engineers, collaborate with product managers, drive technical direction, and implement technologies like Java, Angular, Spring, containers, and AWS to meet regulatory and customer needs.

Lead design and delivery of Android client features, collaborate with cross-functional teams, mentor engineers, maintain engineering best practices, review code, and drive platform-level solutions and technical leadership for mobile products.

Lead development of iOS client solutions, partner with cross-functional teams, participate in Agile delivery, mentor engineers, own major mobile components, review code, advocate mobile best practices, and stay current with mobile technologies.

Lead design and delivery of Android client features, collaborate with cross-functional teams, mentor engineers, drive mobile best practices, review code, and own major platform components while promoting continuous learning and quality.

Lead design and delivery of iOS client solutions, collaborate with product, UX, QA and backend teams, participate in Agile ceremonies, mentor junior engineers, review code and enforce Swift best practices, own major components and platform needs, advocate mobile platform and improve cross-team processes.

Lead design and delivery of modern, responsive React/TypeScript UIs, architect micro-frontends, build reusable component libraries, prototype features, mentor developers, ensure accessibility and performance, and drive adoption of enterprise AI-assisted engineering practices.

Develop, enhance, and maintain computer and network software and application databases. Analyze user needs, design software solutions, and collaborate with project management, acquisition, logistics, security, and other disciplines to integrate hardware and software systems and define specifications and performance requirements. Support Naval Sea Systems Command programs at the Washington Navy Yard, with infrequent travel to naval locations on the East and West Coasts.

Design, develop, test, deploy, and support full-stack web application features using C#, .NET, JavaScript, and relational databases. Write maintainable code, participate in reviews, collaborate with cross-functional teams, manage development workflows, follow security and version-control standards, and apply AI tools and prompt engineering to improve automation and development efficiency. The role requires an active Secret clearance and supports production applications, legacy-platform modernization, and structured software architecture.

Develop and analyze reusable algorithms for missile tracking and state estimation. Responsibilities include applying mathematics and statistics to data analysis, implementing tracking algorithms and motion filters, developing tools and prototypes in modern C++ and Python, testing and validating algorithms, resolving defects, and preparing technical documentation. The role requires collaboration across teams, Linux proficiency, numerical computing expertise, and support for travel up to 10%.

FortyAU seeks versatile Software Developers with 1-2 years of experience in various programming languages, who excel in writing and collaborating on code, while supporting client interactions.

Build and maintain production systems for AI agents handling SMS, voice, and email. Develop LangGraph workflows, backend APIs (Python/FastAPI), and a Next.js/TypeScript dashboard. Ensure multi-tenant, account-scoped data security (Supabase/Postgres, RLS, JWT), integrate with CRMs, improve eval frameworks to catch agent regressions, and partner on real-time voice integrations.

Senior individual-contributor full-stack engineer working in small teams to design, build, and ship web products (CAD app, contractor/utilities apps, website) in six-week cycles. Own project architecture, code quality, production operations, and collaborate closely with designers and stakeholders. Position requires in-person work near Denver and delivering customer-facing, production-grade features.

Design, develop, maintain, and enhance complex software systems for federal customers. Analyze user requirements to derive software design and performance requirements, debug and correct defects, and recommend documentation and process improvements. Requires high-level security clearance and U.S. citizenship.

The Software Engineer will develop and sustain API capabilities utilizing Python with Django and Flask, while ensuring security compliance for federal projects.

Design, build, and maintain Optimizely CMS-based headless sites with Next.js/React front ends. Implement GraphQL/REST APIs, DAM integration, CI/CD on Azure, and performance, SEO, and accessibility optimizations. Collaborate with product owners, designers, and developers; participate in code reviews, testing, and debugging to deliver scalable digital experiences.

Develop and launch vehicle connected services on mobile platforms (Android, iOS). Build and extend SYNC and Smart Device Link integrations, write software specifications and use-cases, manage suppliers and cross-team relationships, plan tests, and support feature testing and business events with monthly travel.

Design, develop, test, and maintain operating-system level and network distribution software. Modify and document code, consult cross-functionally, analyze system requirements, support embedded or internal testing systems, contribute to open source, and use data-driven analysis to improve performance.

Build and own end-to-end full-stack systems for flight operations and autonomy. Develop backend services for telemetry, command-and-control, data ingestion, and analytics. Create frontends for ground control and operator workflows. Design APIs and data pipelines, integrate with embedded and avionics teams, support flight tests and field ops, and drive systems from concept to production.

Build, test, and maintain scalable full‑stack applications. Work across front-end (React, HTML/CSS/JS) and back-end (Python or C#) services, collaborate on feature design and deployment, and optimize performance, security, and maintainability.

Design, develop, test, and maintain enterprise Java applications and microservices. Participate in code reviews, automated testing, environment monitoring, and collaborate with product teams while following security and regulatory best practices.

Lead frontend architecture and design for high-availability cloud services, drive AI-first engineering practices, mentor engineers, integrate AI-assisted tools, and optimize web performance, observability, and operational efficiency while collaborating with Product and Design.