Top Software Engineer Jobs

Develop full-stack applications and REST APIs using Java, Spring Boot, Angular or React. Design microservices, deploy systems with Docker and Kubernetes, troubleshoot complex issues, lead code reviews, and influence architecture and development practices for mission-critical counter-unmanned-systems platforms.

Develops and enhances production software supporting intelligence-community systems. Responsibilities include translating user needs into requirements, implementing Python applications and algorithms, debugging, integration, testing, documentation, database interfaces, scalable stream processing, and AI-assisted development. The role supports resilient applications for large user populations and may lead teams. Desired experience includes AWS, Kubernetes, GitLab CI/CD, retrieval systems, cybersecurity data, agentic workflows, and SIGINT systems.

Develop and sustain Python-based REST endpoints, microservices, middleware, and backend capabilities using Django and Flask. Manage data models across MariaDB, MongoDB, and PostgreSQL; support JSON-based front ends; debug and enhance software; integrate systems; create database queries; document solutions; and develop algorithms that meet performance and functional standards. The role requires active TS/SCI with Polygraph clearance and seven years of software engineering experience.

Build frontend experiences for autonomous AI agents, including conversational interfaces, memory and context views, live run timelines, approval flows, worker configuration, and reusable agentic components. Develop real-time interfaces using streaming, WebSockets, and server-sent events while managing complex client state, reconnection, partial results, and failure recovery. Collaborate with backend and agent engineers to shape APIs and deliver fast, accessible, polished products.

Software Engineer Intern supporting Garda’s Research and Technology team. Responsibilities include developing business solutions with Python and SQL, helping design and implement front-office and risk systems, and supporting internal and third-party applications. The role provides exposure to enterprise software development within a global hedge fund and requires strong computer science fundamentals, object-oriented programming knowledge, problem-solving ability, and effective communication.

Build production-ready AI-native applications, agentic workflows, cloud infrastructure, data platforms, integrations, and DevOps systems supporting nuclear engineering workflows. Responsibilities may span front-end/full-stack development, agentic AI, data and systems integration, or platform infrastructure. The role partners with systems engineering, licensing, and quality teams, documents architectures, maintains development and QA standards, and supports reliable, compliant delivery in a hybrid environment.

Develop software for an AI-focused advertising network, shaping ad experiences used by millions. Work across the stack, take ownership of meaningful projects, make technical decisions, collaborate with design, product, and data teams, and communicate with technical and non-technical stakeholders in a fast-paced, in-person environment.

Develop highly reliable full-stack software and mission-critical applications used across SpaceX. Responsibilities include designing systems, building prototypes, improving operational applications, solving user problems, contributing to architecture and code reviews, and owning software product development. The role involves testing, deployment, monitoring, performance optimization, and collaboration with cross-functional engineering teams. This is an onsite position requiring extended hours and occasional weekends as needed.

Develop and deliver features for large-scale web applications using full-stack technologies across React, TypeScript, Node.js, Microsoft, and cloud stacks. Collaborate in agile Scrum or Kanban teams with architects, QA, product management, and stakeholders. Contribute to CI/CD, DevOps, troubleshooting, performance, security, and continuous improvement while building high-quality software solutions.

Build and operate Anthropic’s secure execution platform for Claude’s agentic capabilities. Lead complex, multi-month distributed systems projects, make architectural decisions, align cross-functional teams, and partner with research to productize capabilities. Develop scalable, reliable infrastructure for untrusted code execution using cloud-native technologies, container orchestration, networking, and systems engineering practices. Own platform work from design through deployment and operations.

Design, build, and operate Anthropic’s MCP proxy, OAuth, and token-management infrastructure. Own reliability through SLOs, on-call support, incident response, and postmortems. Develop enterprise administration controls and permission models, contribute to the MCP standard and Python and TypeScript SDKs, scope complex multi-month initiatives, drive cross-organizational alignment, and help productize advanced AI capabilities.

Develop and support customized Acumatica ERP solutions using the Cloud xRP Platform, C#/.NET, T-SQL, APIs, workflows, dashboards, and reports. Translate business needs into technical specifications, build integrations, conduct testing, troubleshoot issues, document solutions, and collaborate with clients, analysts, project managers, and technical teams. The role also provides technical guidance, manages multiple assignments, and supports continuous improvement.

Lead design and delivery of Turion's AI-first enterprise platform (Hyperdrive). Architect scalable, real-time data pipelines, APIs, and AI/LLM integrations; mentor engineers; collaborate with hardware, supply chain, and finance to automate and optimize aerospace operations.

The Principal Software Engineer will design and implement systems for the advertiser experiences at Snap, lead technical vision, mentor engineers, and innovate on creator marketplace products.

The Senior Software Engineer will design and build cloud-native applications, lead technical initiatives, and mentor junior developers while collaborating with the product team.

Lead technical ownership of a global platform for safe change: distributed key-value storage, progressive configuration delivery, testing and health-mediation. Write production code, design systems, review senior proposals, integrate LLMs, and drive cross-team initiatives to improve reliability, rollout safety, and developer productivity.

The role involves designing, building, and maintaining scalable Android applications, leading complex projects, ensuring quality through automated testing, and mentoring engineers.

Lead a team building cloud-based, full-stack microservices solutions; mentor engineers, collaborate with product managers, and deliver scalable AWS-based systems using JavaScript, Java, TypeScript, Python, Go, RDBMS/NoSQL, Docker/Kubernetes.

Lead and participate in design, development, integration, testing, and release of software for electronic warfare, secure communications, and radar systems. Partner with program leaders, align with product engineering, implement software strategy and processes, and provide technical leadership.

Develop high-performance L4 autonomous driving planning algorithms and systems. Responsibilities include optimizing end-to-end model outputs with safety fallbacks, designing redundant low-compute systems, processing road-test data, and improving simulation platforms using real-world driving data. The role requires software engineering, algorithm design, problem modeling, and collaboration skills, with preferred experience in motion planning or robotics.

As a Senior Software Engineer on the Cash App Banking team, you will lead the design, execution, and delivery of banking features, collaborating across teams to enhance the user experience.

As a Senior Software Engineer on the Cash App Banking team, you'll design, execute, and deliver banking system features while driving architectural improvements and mentoring teammates.

Design and build next-generation ads formats, backend infrastructure, and scalable distributed systems. Lead technical direction, collaborate across teams to define product requirements, experiment, analyze and optimize ad performance, and ensure availability, scalability, operational excellence, and cost management. Mentor engineers and apply AI tools and high-velocity workflows to deliver production-ready systems.

Lead full‑stack development for Gusto's PEO Benefits product: design and build benefits shopping, plan recommendation flows, carrier integrations, automation agents, and MCP tools; scale Ruby/Rails and JavaScript/React systems; mentor engineers; drive multi‑quarter, cross‑functional projects from spec through launch and iteration; collaborate with Product, Data, Design, and Platform teams to deliver customer‑facing features.

The Staff Software Engineer will lead the architecture and design for AI workload orchestration on Kubernetes, mentoring engineers and driving technical initiatives across teams.