Top Software Engineer Jobs

Design and build core platform infrastructure, backend services, tooling, and user-facing features supporting quantum simulators and quantum processors. Lead architecture and implementation of scalable, resilient systems; troubleshoot performance issues; contribute across the software lifecycle; participate in code and design reviews; and mentor junior engineers. Collaborate with product managers, scientists, and applications engineers to deliver reliable production solutions.

Develop and maintain reliable full-stack applications and services for government programs. Own software contributions across the lifecycle, troubleshoot complex issues, shape architecture, communicate with stakeholders, mentor engineers, lead technical initiatives, improve engineering practices, interview candidates, and responsibly use AI-assisted development tools.

Design, develop, test, debug, document, and enhance complex software systems for DoD and Naval programs. Define requirements, architecture, and software designs; conduct benchmarking and performance analysis; support unit, system, and system-of-systems testing; prepare technical documentation and reports; identify constraints and corrective actions; and provide technical recommendations. The role may involve cybersecurity, real-time programming, UML/SysML modeling, machine learning, or other data-driven technologies.

Own end-to-end identity graph product features, including public-record ingestion, normalization, entity resolution, customer APIs, schema design, migrations, performance scaling, multi-tenancy, and access control. Build reliable systems for search, monitoring, webhooks, fraud detection, and KYC/KYB workflows while maintaining low latency under production load.

Build and evolve scalable web applications, APIs, and platform capabilities using React, Next.js, TypeScript, .NET, and SQL Server. Translate business requirements into technical designs, improve application performance and reliability, modernize legacy systems, lead design discussions, conduct code reviews, and mentor less experienced engineers across the software development lifecycle.

Own the product surface and underlying services for an AI-powered workflow platform. Build review, correction, and approval interfaces; durable state, jobs, queues, retries, and core domain models; and deliver features end to end from schema through user interface. The role requires strong Python skills, comfort with probabilistic systems, product judgment, customer engagement, and experience building at an early-stage company.

Design and build AI-driven products and scalable software systems for marketers. Develop backend services, high-scale applications, responsive React interfaces, distributed microservices, and modular front-end systems. Contribute code, architecture, reviews, testing, quality assurance, and technical leadership. Collaborate with product and design teams in an Agile environment while implementing cloud operational excellence, monitoring, incident management, automation, cost optimization, and AWS Kubernetes deployments.

Leads a team developing advanced signal-processing software for defense and intelligence applications. Responsibilities include algorithm development, DSP, digital communications, RF signal processing, radar, electronic warfare, software-defined radios, image processing, and AI/ML techniques. The role collaborates across engineering, manufacturing, quality, and supply-chain teams while contributing technical leadership to hardware projects. Development may involve MATLAB, C/C++, Python, CUDA/OpenCL, FPGA, embedded systems, and Linux/UNIX environments.

Lead development and maintenance of software powering autonomous robotic strawberry harvesting. Build across SCADA communications, perception, motion planning, and robotic controls; translate requirements into production-ready software; validate through simulation and field testing; troubleshoot deployments; and collaborate with robotics, hardware, controls, and operations teams to improve system reliability.

Develops, tests, installs, and supports moderately complex software applications and ERP-to-legacy system interfaces. Troubleshoots production issues, implements fixes, manages software configuration and upgrades, and ensures application quality, performance, scalability, and security. Uses backend and frontend scripting technologies, maintains code issue records, recommends process improvements, and supports development standards while influencing junior developers.

Own end-to-end product engineering initiatives across web, mobile, integrations, and backend services. Participate in product discovery, prototype technical solutions, shape tradeoffs, write production code and tests using TDD, maintain system quality, and manage cross-cutting integrations. Establish coding and testing patterns, resolve dependencies, mentor junior engineers, use AI tools responsibly, and ensure reliable, maintainable delivery in partnership with product and design peers.

Contribute to Bravo's .NET web products by writing C# backend and JavaScript/HTML/CSS front-end code, building/consuming REST APIs, working with SQL Server, debugging production issues, participating in Agile ceremonies, and using AI-assisted tools while collaborating with senior engineers to deliver features and fixes.

Lead the technical vision, roadmap, and development of Elasticsearch’s ES|QL analytical engine and query capabilities. Design data-intensive systems, algorithms, APIs, and compute infrastructure; research search and analytics technologies; collaborate across product and engineering teams; mentor senior engineers; and contribute hands-on modern Java development. The role requires autonomous technical leadership, expertise in database internals and analytics systems, and the ability to guide complex projects from conception through delivery.

Design, implement, and own large-scale, real-time distributed platform components for ad auctions. Lead cross-team engineering, set architecture and roadmaps, build scalable features, optimize performance, support production issues, participate in planning and code reviews, and mentor junior engineers.

Design, develop, troubleshoot, and debug software for product enhancements and new products. Build software and tools supporting infrastructure, technology platforms, operating systems, web applications, high-performance data drivers, and data-domain technologies. Serve as an individual contributor with strong ownership, creative problem-solving ability, and excellent troubleshooting and debugging skills.

Develop and maintain high-performance automotive infotainment UI applications in modern C++. Design scalable UI architecture, debug rendering and performance issues, integrate vehicle signals, support feature bring-up across QNX/Linux/Android, optimize memory and startup, and collaborate with cross-functional teams through code reviews and CI/CD workflows.

Design and develop scalable, secure distributed systems and cloud services for Microsoft Advertising. Lead architecture and technical strategy, deliver complex projects end to end, use telemetry and experimentation to improve products, collaborate across teams, and mentor engineers while contributing to platform-wide decisions.

Lead engineering on trading technology: design, develop, and maintain secure, scalable Java/Spring services and data pipelines. Drive adoption of cloud (AWS), CI/CD, AI/ML, analytics, automation, and best practices while mentoring and delivering complex market-facing systems.

The role involves leading financial analysis for technology spend, designing data models, developing visualizations, and ensuring data quality, while collaborating with internal stakeholders across the company.

The Staff Software Engineer will develop high-quality UI libraries using React.js while driving engineering excellence and maintaining performance standards. Responsibilities include documentation, code reviews, and resolving technical challenges with a focus on automation.

The Senior Software Engineer will lead the development of payment systems, oversee key subsystems, mentor engineers, and ensure high-quality code and architectural standards while collaborating with cross-functional teams.

As a Senior Software Engineer on the molab team, you will design backend architecture, ensure high availability and low latency, and develop product features for a cloud-hosted marimo notebook service.

As a Staff Software Engineer at Addition Wealth, you will architect systems, lead product development, and improve user experiences using modern technologies.

This role involves leading web platform initiatives, mentoring senior engineers, architecting web applications, and implementing technical strategies for improved performance.

The Senior Software Engineer will lead and support a team in developing reliable and scalable backend systems, collaborating on product development, and improving infrastructure for secure communication between services.