Top Software Engineer Jobs

Lead backend engineering strategy for Affirm’s search and recommendation platform. Design and launch highly available distributed systems, guide technical architecture and execution, improve team operations and reliability, establish engineering quality standards, collaborate with product, design, and analytics, and mentor engineers. The role focuses on search, recommendations, consumer shopping experiences, monetization, and scalable platform foundations.

Leads the design, development, modernization, and support of complex enterprise software systems, specializing in IBM iSeries and RPG applications. Provides technical leadership, Level 3 production support, incident resolution, root cause analysis, and integration expertise for mission-critical inventory and commercial operations. Establishes engineering standards, guides modernization and AI adoption, collaborates across technical and business teams, mentors engineers, and drives reliability, security, scalability, and operational improvements.

Leads architecture, hands-on software development, deployment, and production issue resolution for strategic customer projects. Drives AI innovation, platform resiliency, security, observability, performance, and operational improvements. Partners with executives, engineering, product, and customer success teams to prioritize strategic programs, improve customer value, share technical best practices, and remove production blockers.

Provides technical leadership for Azure cloud-scale distributed data platforms processing network telemetry and operational data. Defines architecture and long-term technical strategy, leads streaming and batch system design, resolves complex scalability and reliability challenges, oversees production readiness and continuous improvement, and influences cross-team technical investments. Partners across Azure Networking, conducts design reviews, establishes reusable engineering patterns, improves observability and quality, and mentors engineers and technical leaders.

Design, develop, and maintain scalable AI-forward APIs, Model Context Protocol services, and enterprise software for M365 data access. Lead features from concept through launch, create reusable code, estimate and decompose work, monitor production systems as an on-call DRI, improve reliability and performance, and mentor engineers. The role requires strong software engineering experience, backend programming proficiency, RESTful API design, microservices expertise, and experience delivering complex enterprise-scale systems.

Leads architecture, development, and operation of Python-based AWS backend and IoT services. Designs Lambda microservices, REST APIs, event-driven workflows, telemetry pipelines, databases, device communication, and infrastructure as code. Provides hands-on technical leadership through coding, design and code reviews, mentoring, cross-functional planning, security practices, testing, CI/CD, monitoring, incident response, and roadmap development.

Leads software engineering efforts for secure, scalable banking technology. Designs, develops, tests, debugs, and reviews production code while guiding teams in responsible AI-assisted development. Applies Java, cloud, microservices, distributed systems, generative AI, performance testing, and chaos engineering practices. Evaluates technical solutions with vendors and internal teams, automates recurring remediation, improves operational stability, and leads engineering communities of practice.

Build and architect AI-powered software features that analyze contracts and fund documents, extract structured data, and automate legal workflows. Set technical direction, drive ambiguous initiatives from conception through production, improve engineering quality and tooling, and collaborate with product and design. Evaluate LLM systems, assess failure modes, and make strategic decisions about AI applications while mentoring and elevating other engineers.

Build and operate database and storage platform software, including services, APIs, developer tools, provisioning automation, migrations, upgrades, and scaling solutions. Solve distributed systems and database performance challenges while ensuring reliability, correctness, and availability. Partner with engineering teams on schema design and platform adoption, lead technical projects through rollout and operations, participate in on-call response, and use AI tools thoughtfully in development.

Build and operate database and storage platform software, including services, APIs, and developer tools for provisioning, migrations, upgrades, and lifecycle management. Solve scaling, performance, reliability, and data correctness challenges across databases, distributed systems, cloud infrastructure, and networking. Partner with engineering teams on schemas and platform adoption, lead technical projects through rollout, participate in on-call response, and use AI-assisted tools in development.

Architect, build, and operate large-scale relational and distributed SQL database infrastructure. Responsibilities include database control-plane automation, provisioning, failover, backups, upgrades, zero-downtime migrations, Kubernetes networking, connection proxy optimization, reliability monitoring, capacity planning, and operational support. The role also leads technical delivery, mentors engineers, establishes quality standards, collaborates cross-functionally, and contributes to team roadmap and on-call operations.

Designs and builds AIM’s safety-critical operator UI, multi-tenant SaaS portal, and shared design system. Responsibilities include developing real-time 3D interfaces with Three.js, teleoperation controls, live video and telemetry integrations, authorization and internationalization features, and production-grade TypeScript and React applications. The role leads architecture, testing, accessibility, performance, observability, code reviews, cross-functional delivery, root-cause analysis, and mentoring while ensuring reliable operation in industrial field environments.

Design, develop, test, maintain, and document web applications for Life Sciences manufacturers. The role involves full-stack development with .NET, C#, databases, APIs, progressive web applications, cloud-native technologies, automated testing, CI/CD, and containerization. The developer collaborates with product engineering, marketing, and other teams to understand client needs, deliver features, improve existing products, and support next-generation software solutions.

Design, develop, integrate, test, and maintain complex software systems. Lead teams, debug and enhance code, create algorithms and database interfaces, build CI/CD pipelines, and apply software design methodologies for mission-critical government/intelligence projects.

Lead full‑stack development of web applications using C#, ASP.NET (Web Forms or MVC), HTML, CSS, and JavaScript libraries. Code, test, integrate, and document solutions; mentor teams; design complex systems; work with databases (preferred MongoDB) and deploy to web servers (preferred IIS).

Principal frontend-focused software engineer responsible for leading frontend architecture, standards, tooling, accessibility, performance, testing, and deployment practices. The role delivers scalable customer-facing web applications, component libraries, and design systems using React or Angular. It includes cross-functional product collaboration, technical decision-making, mentoring, modernization initiatives, and occasional full-stack work. The position is remote, requires U.S. citizenship, Public Trust 6C eligibility, and approximately 0–10% business travel.

Design and lead complex Salesforce architectures and multi-system integrations, build async automation and CI/CD, resolve platform performance and reliability issues, mentor engineers, reduce technical debt, and drive platform strategy and release processes.

Responsible for testing, evaluating, integrating, and troubleshooting high-performance computing software stacks and related systems. Duties include Linux system administration, Bash/Python scripting, Slurm workload management, infrastructure automation with Ansible and Salt, HPC hardware and software troubleshooting, monitoring, shared file systems, networking, acceleration technologies, and benchmarking. The role requires analytical root-cause diagnosis and supports large-scale HPC systems and customers.

Develop and maintain Java-focused backend libraries and services that ingest, transform, and standardize diverse data formats. Build Python components, optimize MongoDB services, administer Linux systems, upgrade servers, install packages, monitor services, and troubleshoot environments. Contribute to scalable architecture, data modeling, integration patterns, Git workflows, code reviews, and continuous improvement. The role is onsite, requires U.S. citizenship, and involves a Top Secret SCI with Polygraph clearance.

Principal Software Developer responsible for designing, developing, and scaling distributed, high-throughput software systems. The role delivers features, improves reliability, identifies bottlenecks, leads system migrations from monoliths to microservices, and works across the technology stack. Responsibilities include architectural design, cloud engineering, technical leadership, mentoring developers, communicating technical decisions, and using AI and automation tools to improve engineering outcomes.

Integrates and deploys software across secure high-performance computing environments using Linux, Ansible, containers, Kubernetes, and DevOps/GitOps practices. Serves as a Tier 3 escalation lead, diagnosing infrastructure issues, performing root cause analysis, automating remediation, maintaining deployment pipelines, and producing technical documentation. Requires active TS/SCI clearance with polygraph, U.S. citizenship, and 8+ years of related experience.

Provides operations and maintenance support for mission-critical Intelligence Community web applications. Designs, develops, tests, deploys, and troubleshoots software enhancements while supporting Agile teams, integrations, documentation, performance, security, and production reliability. Contributes to modernization, migration to a next-generation application, and legacy platform decommissioning. Requires Ruby on Rails, JavaScript frameworks, Bootstrap, AWS, Linux, Git/GitHub, enterprise application support, and an active TS/SCI clearance with polygraph.

Designs, develops, maintains, configures, and tests integrations supporting Atlassian products including Jira, Confluence, Bitbucket, and Bamboo. Uses Linux CLI and Bash, Python, or Groovy scripting to automate tasks and troubleshoot integration, performance, and compatibility issues. Collaborates with developers, system administrators, project managers, stakeholders, and mission customers to deliver reliable tools and services in a Unix environment.

Maintains and troubleshoots containerized applications in Kubernetes, supports mission services and customers, develops new functionality, automates workflows, and manages CI/CD, infrastructure, documentation, and source control in a Linux environment.

Develop and maintain scalable full-stack web applications for an advertising measurement and reporting platform. Build responsive interfaces, APIs, backend services, microservices, database integrations, and AI agent solutions. Optimize performance, scalability, reliability, and data integrity; troubleshoot complex issues; write automated tests; conduct code reviews; mentor junior engineers; and collaborate with cross-functional teams and contractors throughout the development lifecycle.