Top Software Engineer Jobs

Design, develop, test, deploy, and support scalable, reliable, secure software solutions. Translate business and product requirements into technical designs, contribute to architecture decisions, improve testing, CI/CD, observability, security, and resilience, and support production systems. Collaborate across teams, resolve technical issues, mentor engineers, communicate tradeoffs, and influence engineering standards. Responsibilities and leadership scope vary across Senior, Staff, and Senior Staff levels.

Designs, develops, tests, troubleshoots, and debugs storage systems software and related subsystems. Responsibilities include implementing enhancements, analyzing coding and integration requirements, writing test plans and documentation, resolving software issues, and collaborating with internal and outsourced engineering partners. The role works within established project guidelines with moderate supervision and requires strong analytical, problem-solving, testing, communication, and software systems design skills.

Designs, develops, tests, debugs, and integrates storage and systems software enhancements. Leads portions of complex software projects, coordinates internal and outsourced engineering partners, resolves architectural and integration issues, and communicates project progress to management. Provides technical guidance and mentorship to less-experienced engineers while applying expertise across software systems design, testing, and troubleshooting.

Develop scalable full-stack analytics applications used by global clients. Responsibilities include designing service-oriented architectures, building web applications and microservices, writing maintainable and testable code, developing algorithms for large-scale data processing, contributing across the software development lifecycle, participating in code reviews, and collaborating in agile teams. The role requires expertise in Java, Spring Boot, React, PostgreSQL, system architecture, algorithms, and high-performance data environments.

Build and polish Notion’s native Android experience using Kotlin and Jetpack Compose. Develop core features such as page rendering, editing, navigation, Home, Search, and Inbox while improving startup time, scrolling, typing latency, reliability, offline functionality, and memory use. Partner with product and design, use AI coding tools, own a core product area, and contribute to testing, monitoring, and shared mobile frameworks.

Build and evolve Notion’s iOS platform, including shared frameworks, architecture, testing, build systems, observability, CI/CD, and release-quality tooling. Partner with mobile AI and core product engineers to improve developer workflows, evaluate iOS capabilities, and drive adoption of platform standards. Use AI tools and agents to enhance engineering productivity while supporting a reliable mobile application used by millions.

Leads design and development of low-latency front-end and backend applications supporting Fixed Income pricing, risk, PnL, and trading workflows. Builds Angular/TypeScript micro UIs and Java/Spring services using Kafka and Ignite; leads testing, debugging, monitoring, production support, risk compliance, and technical initiatives. Mentors engineers, collaborates with stakeholders, and delivers scalable microservices in an Agile environment.

Design, develop, and lead front-end user interfaces and HMIs for space and ground systems. Partner with stakeholders to translate requirements, lead analyses and code reviews, implement modern front-end technologies, and ensure alignment with software lifecycle, standards, and program milestones.

Designs, develops, tests, integrates, debugs, and maintains non-embedded software for classified defense programs. Translates customer requirements into software architectures, interfaces, algorithms, and designs; supports system integration and lifecycle processes. The role also handles technical issues, improves development processes and metrics, conducts software research, and ensures compliance with quality, safety, regulatory, and customer standards. Work involves Java, ReactJS, DevOps tools, Agile methodologies, and classified-program environments.

Design, implement, test, and maintain real-time/near-real-time software simulation models and system-level simulators for satellite mission rehearsal and operator training. Translate customer requirements, integrate and debug simulation scenarios, collaborate with multidisciplinary teams, and create automation tools for configuration and deployments in an agile CI/CD environment.

Develop and maintain trading platform software and trading algorithms, identify technical opportunities, solve complex problems, and collaborate with traders, quantitative researchers, and engineers. The role involves working across the software development lifecycle, learning new technologies, and applying strong algorithmic and analytical skills in a dynamic financial markets environment.

Build and operate full-stack compliance platforms for transaction search, entity labeling, ingestion, and workflow automation. Responsibilities include designing microservices and event-driven systems, writing tested code, improving sensitive financial data quality, building self-service tools and high-volume pipelines, partnering with Compliance and Risk teams, and participating in on-call operations. The role also involves using AI-powered development tools, reviewing code, and supporting engineering standards.

Develop and scale backend streaming and data infrastructure using Kafka, Flink, AWS, Kubernetes, and related technologies. Break down projects, deliver tested software, collaborate with product and engineering teams, monitor system availability, participate in on-call support, debug code, conduct code reviews, and contribute to team development.

The Software Engineer will develop automated solutions, maintain systems, enhance software performance, and support a government program through collaboration and leadership.

Develop and maintain Kotlin-based payment terminal and SDK solutions deployed across Android, Linux, and backend environments. Build payment features, integrations, and business logic for cards, mobile wallets, and QR codes. Contribute to C++ libraries, automated testing, debugging, and product stability. Collaborate with engineers, designers, and stakeholders while mentoring teammates through reviews and debugging. The role is office-first in Chicago.

Develops, deploys, troubleshoots, and maintains secure, stable software for high-volume payments systems. Responsibilities include production support, root-cause analysis, lifecycle and service-request management, deployment execution, application development, testing, and collaboration with operations teams. The role also applies AI-assisted development tools responsibly and works with distributed systems, messaging technologies, databases, cloud-native platforms, and agile SDLC practices.

Develop high-fidelity spacecraft simulation software in modern C++ and Python. Build multi-physics models covering spacecraft dynamics, thermal systems, attitude control, propulsion, power, sensors, and actuators. Implement solver architectures and time-stepping algorithms for real-time and faster-than-real-time simulation, maintain multi-language APIs, collaborate with engineering teams, and participate in code reviews and planning.

Leads the end-to-end development of scalable front-end applications using React, JavaScript, and TypeScript, while developing Node.js, Java, and Spring Boot backend services. Responsibilities include UI architecture, performance optimization, API integration, testing, deployment, monitoring, documentation, Agile delivery, and mentoring engineers. The role also involves cloud deployment, CI/CD, DevOps collaboration, observability, and integrating AI/ML APIs.

Designs, codes, tests, and debugs software applications and components while collaborating with business analysts to develop requirements. Supports an enterprise technology modernization program using modern software development practices. The role requires object-oriented programming experience and use of AI tools in the software development lifecycle, with preferred experience in databases, .NET, JavaScript frameworks, cloud platforms, Kubernetes, CI/CD, and test automation.

Develops reliable cloud-native and AI-native software features under senior guidance. Responsibilities include coding, unit testing, debugging, code reviews, CI/CD, ServiceNow workflows and customizations, JavaScript and GlideScript development, API integrations, customer issue triage, and application support. The role emphasizes mentorship, Agile collaboration, secure coding, AI/ML integration, and building foundational software engineering expertise.

Develops, tests, maintains, and integrates non-embedded software for the Tomahawk missile program. Responsibilities include translating customer requirements into software designs, troubleshooting user issues, implementing technologies and regulatory changes, conducting research and development, debugging products, and documenting work. The role requires collaboration within a regulated defense environment and an active Secret clearance with eligibility for TS/SCI.

Develop and test Java-based C2BMC missile defense applications across the full software development lifecycle. Responsibilities include architecture and requirements development, design artifacts, coding, reviews, integration and testing, agile execution, issue resolution, and performance optimization. The role also involves collaborating with industry partners, documenting test activities, deploying integration processes, and mentoring junior engineers. Work is fully onsite in Colorado Springs or Huntsville and requires an active U.S. Secret clearance.

Build, optimize, and maintain software systems using AI while collaborating across disciplines on healthcare technology. Develop distributed, event-driven systems, learn new languages and frameworks, and protect user privacy through data security and HIPAA-compliant practices. The role works with AWS, Kubernetes, and large-scale medical datasets in a fast-paced, mission-driven environment.

Develop and optimize LensCore, Snap’s augmented reality engine for Specs, Snapchat Lenses, and Lens Studio. Responsibilities include designing C++ features, improving engine performance, collaborating with cross-functional teams to deliver creator-facing capabilities, and contributing to technical planning and specifications. The role requires rendering, 3D engine, computer vision, sensor, or machine learning experience, with preferred experience in modern C++, developer APIs, Qt, and relevant graphics libraries.

Build and ship full-stack software for CoreWeave’s internal data infrastructure and operational applications. Develop TypeScript, React, and Next.js frontends; Python services on Kubernetes; SQL queries and data models; and AI-enabled interfaces such as text-to-SQL tools, retrieval systems, and agents. Own scoped features through production, including testing and post-release fixes, while collaborating with senior engineers and internal users.