Top Software Engineer Jobs

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.

Develop and support high-performance Go-based distributed and decentralized platforms within an Agile team. Responsibilities include implementing scalable architectures, APIs, messaging, secure authentication, containerization, code reviews, debugging distributed systems, optimizing performance and databases, maintaining backend systems and data pipelines, and supporting customers.

Develop and own production software controlling and calibrating neutral-atom quantum computers. Build backend services, control frameworks, scientific data pipelines, CI/CD systems, and containerized deployments. Debug the full control stack from embedded kernels through distributed services, collaborate closely with physicists and hardware engineers, and create tooling for experiments, real-time image analysis, and object detection.

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, 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.

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 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.

Design and build high-volume, low-latency Conversion APIs to ingest consented advertiser events (server-to-server, pixel, batch). Implement streaming architectures (Kafka/Flink), deduplicate and enrich identity/attribution data, enable measurement, optimization, retargeting and reporting while ensuring privacy, compliance, and cross-functional collaboration.

Design, build, and operate highly available, scalable backend services and APIs powering Netflixs Creative Studio. Lead architecture, data pipelines, and integrations with GenAI and ML platforms, set technical direction, mentor engineers, and collaborate across product, design, and partner teams to deliver reliable, high-performance creative tooling.

Design and build high-volume, low-latency Conversion APIs and audience onboarding systems to ingest consented advertiser events (server-to-server, pixel, batch). Develop streaming and batch pipelines (Kafka, Flink), enable deduplicated identity-enriched datasets for retargeting, optimization, measurement, and reporting while ensuring privacy and regulatory compliance. Collaborate cross-functionally and provide technical leadership.

Lead technical direction and architecture for a low-latency, high-throughput ad-serving platform. Design and optimize concurrent distributed systems, profile and mitigate tail latencies, build automated performance benchmarking in CI/CD, and create modular entry points for model-serving and demand systems. Ensure operational excellence, resiliency, and cross-team collaboration to meet SLAs and uptime targets.

Build and scale online data systems, services, APIs, SDKs, and UIs for Netflix's Content Knowledge Graph. Collaborate with data engineers, ML engineers, scientists, and analysts to create scalable data access patterns, evaluate technologies, and own the full software lifecycle from design through operation.

Design and build large-scale ad tech systems across inventory, serving, measurement, forecasting, identity, and campaign management. Drive architecture, set technical direction, collaborate with ad operations and cross-functional partners, and deliver high-performance, privacy-safe cloud services and data pipelines for Netflix Ads.

Build and operate large-scale Ads Identity Graph and Identity Resolution systems (deterministic and probabilistic) in batch and near-real-time. Integrate identifier collection flows, DSPs, programmatic platforms, and data clean rooms while enforcing privacy, consent, and data governance. Handle extremely large datasets with big-data tools like Spark and design high-throughput, low-latency distributed systems. Collaborate cross-functionally on ad-targeting, measurement, and privacy-preserving solutions.

Design, build, and maintain core Android infrastructure, app architecture, developer frameworks, and release tooling. Implement cross-platform UI frameworks, server-driven UI, and scalable libraries using Kotlin, Java, Jetpack Compose, Dagger/Hilt, and GraphQL. Drive testability, performance, accessibility, and production tooling while collaborating with product and client teams to enable engineering velocity at scale.

Build and operate resilient, high-scale, low-latency microservices and APIs (gRPC/GraphQL/REST) using OO languages (Java/C#). Design data models, optimize concurrency and performance, ensure observability, and collaborate with cross-functional teams to support content promotion, localization, and distribution workflows at Netflix.

Senior software engineer responsible for designing, implementing, and operating scalable systems for targeting and policy. Collaborates with cross-functional teams to define requirements, builds backend services, ensures reliability and performance, mentors engineers, and drives technical roadmap and operational excellence.

Design and implement high-quality iOS features and core infrastructure using Swift and advanced UIKit/Core Animation APIs. Architect maintainable client code, write automated tests (XCTest, XCUITest), run A/B experiments, and collaborate with product, design, and partner engineering teams to deliver performant, accessible user experiences.

Design and build scalable, maintainable Android client infrastructure and product experiences using Kotlin and modern Android tooling. Define best practices, write automated tests, improve app architecture (MVVM, unidirectional state), collaborate with product and design, mentor engineers, and lead high-impact projects to improve performance, quality, and developer velocity across the Netflix Android app.

Design and implement privacy-preserving features for Netflix Ads, ensuring member data protection and regulatory compliance. Build high-throughput, low-latency distributed cloud systems that handle very large data volumes, collaborate cross-functionally, and integrate privacy controls into ad identity and audience systems.