Top Senior Software Engineer Jobs

Build and operate full-stack, production-ready systems: design and ship AI-native mortgage automation, integrate third-party lending APIs, and architect scalable AWS infrastructure and job processing. Mentor engineers and ensure security, observability, and high reliability.

Senior individual contributor building full-stack features across web (React, Next.js), desktop (Electron, Swift), and mobile (React Native). Own ambiguous problems end-to-end, set technical direction, work on AI-powered workflows (search, transcription, automations), mentor engineers, and iterate quickly with founders to ship production-quality software.

As a Staff Software Engineer, you will design, build, and scale backend systems for a financial platform while providing technical leadership and collaborating cross-functionally.

Lead architecture and stabilization of a large-scale, multi-tenant CRM SaaS: own reliability, data-sync correctness, and performance; write production code (~40-50%); drive migration toward event-driven microservices; define observability, CI/CD, and AI-assisted development; mentor senior engineers and coordinate cross-team initiatives.

Design, build, and operate CRM SaaS features across Angular, Node.js, and PHP services. Own integrations, data synchronization, and high-throughput workflows. Improve scalability, reliability, observability, CI/CD, and incident response while mentoring teammates and helping modernize the architecture toward event-driven microservices on AWS.

The Staff Software Engineer will lead technical projects, develop full-stack software, mentor teams, and drive product direction at Propel, focusing on impactful solutions.

The Senior Software Engineer will develop web applications, work with AWS and DevOps, utilize Spring and Hibernate, and manage Agile projects.

The Senior Software Engineer designs and integrates STK applications for mission analysis, focusing on software development, simulation result interpretation, and client interaction.

Lead full-stack engineering for AI agent platforms, mentor engineers, drive technical strategy, and enhance user experience through product development.

Lead the design and operation of Moon's core platform: identity, tenancy, entitlements, payments/financing APIs, messaging and communication services, and database architecture. Ensure reliability, enforce contract-first APIs and engineering standards, mentor engineers, and encode business invariants into CI.

As a Senior Software Engineer, you will design and optimize APIs, develop cloud functions, and collaborate with product teams to enhance user experiences at Speechify.

The Senior Software Engineer will build and maintain foundational services and SDKs, optimize functionality, and collaborate on product solutions using Kotlin.

Join as the third engineer to build features end-to-end, work closely with customers and founders, and evolve architecture for a marketplace connecting buyers and sellers.

As a Full Stack Senior Software Developer, you will manage the entire lifecycle of software products, collaborating on design, implementation, and maintenance of high-traffic applications and backend systems.

Design, build, and operate scalable, fault-tolerant backend services using Functional Scala and other backend languages. Deploy and manage cloud-native systems on AWS with containerization (Docker, Kubernetes), observability (Datadog), and CI/CD (Spinnaker/Istio/Terraform). Collaborate with cross-functional teams, perform code reviews, mentor junior engineers, and follow best practices for reliability, security, and lifecycle maintenance.

Develop user interface components for ArcGIS Pro using C# and WPF, collaborate with teams, and ensure software quality in an agile environment.

Develop user interface components for ArcGIS Pro using C# and WPF, work in an agile team, and design software solutions for raster and imagery processing.

Design, build, and maintain CRM+ features using C#, .NET, Vue, and SQL Server on Azure. Architect scalable services, use AI tools (Claude Code) in development, write well-tested code, mentor engineers, influence product and technical strategy, operate CI/CD, troubleshoot production issues, and collaborate cross-functionally.

The Senior Software Engineer will design and implement data protection software components, collaborating with teams and utilizing strong coding skills in C/C++ on Linux/Windows.

The Senior Software Engineer will design software infrastructure, write maintainable code, investigate issues, and drive product quality by collaborating with teams.

The Senior Software Engineer will design and implement software for managing data appliances, focusing on clustering, high availability, and code quality. Responsibilities include writing maintainable code, investigating feature issues, and collaborating with teams.

The role involves developing and maintaining software for appliance and platform software, working with Linux, networking, and ensuring high software quality.

Design and build scalable web applications, collaborate on product direction, and implement complex systems using ML techniques, ensuring software quality.

Seeking a Senior Software Engineer to design and implement multimedia data systems using C# and .NET Core. Responsibilities involve developing high-performance applications, collaborating with teams, and driving engineering excellence in an Agile environment.

Design and develop backend services, improve system robustness, write maintainable software, and conduct reviews and testing strategies.