Top Senior Software Engineer Jobs

As a Senior Software Engineer, you will architect and maintain scalable backend services, drive technical excellence, and collaborate across teams to enhance AI-driven systems.

As a Senior Software Engineer, you'll develop scalable backend services, own critical system components, optimize data pipelines, and troubleshoot infrastructure issues.

Senior full‑stack software engineer focused on storage systems supporting DoD programs. Work includes cluster administration, cloud storage, backup and data retention across Windows and Linux, building/maintaining CI/CD pipelines and storage services using Git/GitLab, Kubernetes, Docker/Rancher, configuration management, PKI, Python and Java. Requires cleared, highly experienced candidate.

Responsible for designing, developing, and implementing high-quality software solutions for medical applications, focusing on technical leadership and mentorship.

Design, implement, and optimize scalable backend systems and APIs that power customer onboarding, licensing, entitlements, and offboarding. Ensure performance, reliability, and security; collaborate across product and design; perform code reviews, testing, and documentation; and mentor or lead junior engineers.

As a Senior Software Engineer at Flex, you'll design and maintain financial services architecture, mentor junior engineers, and ensure scalability and security for innovative financial products.

Lead full‑stack design and development using TypeScript and modern frameworks, build and maintain mobile/web apps, leverage AI tools for rapid prototyping, ensure production quality and observability, drive cross‑team projects, mentor engineers, and influence engineering standards and roadmaps.

Develop and implement scalable software solutions in Java, work in Agile teams, and collaborate with cross-functional teams to deliver applications.

The Senior Software Engineer will enhance system reliability, manage Kubernetes and AWS environments, oversee incident responses, and implement observability measures.

Design and build instrumentation, diagnostics, and onboard architectures to prevent, detect, and debug compute reliability issues across heterogeneous platforms. Lead cross-functional initiatives addressing compiler, optimization, and model-induced faults. Create scalable tools for triage and mitigation of hardware and software failures (deadlocks, memory corruption, races, leaks, latency).

The Senior Software Engineer will design and develop full-stack applications, ensuring system performance and reliability while collaborating cross-functionally. Responsibilities include managing APIs, workflows, and database schemas, and participating in product management and user experience design.

The Lead Software Engineer will manage a team, drive the architecture of data pipelines, and enhance ML infrastructure while ensuring system performance and reliability.

The Sr. Software Engineer will lead the design and implementation of AI platforms, optimize proxy systems, mentor engineers, and ensure effective applied AI solutions at SpaceX.

As a Senior Software Engineer in the Chief Data Office, you will enhance the MDM platform, designing and debugging applications, and collaborating with cross-functional teams to deliver business solutions.

Develop and maintain software applications, utilizing Java and Spring Boot, while collaborating with teams to deliver complex features and ensuring code quality through Git and testing practices.

As a Senior Full Stack Software Engineer, you'll design and build cloud and geospatial systems for autonomous drone operations, collaborating cross-functionally and managing features from end to end.

As a Software Engineer for the Starlink program, you will develop real-time software for gateways and satellites, lead design reviews, and facilitate software deployment and testing.

As a Principal Software Engineer, you will lead the architecture of AI platforms at SpaceX, focusing on scalable solutions and risk-mitigation tools, while mentoring engineers and driving cultural change.

The role involves building and optimizing big data pipelines, designing data architectures, collaborating with data scientists, and driving technical strategy for data processing infrastructure.

Build and maintain Brex's data enablement platform, including data warehouse, streaming, replication, orchestration, observability, and governance. Partner with product, data science, and analytics teams to deliver data-backed products, improve data competency, and ensure resilient, operational data architectures with on-call responsibilities.

Design, develop, and test high-fidelity real-time simulation software for SpaceX flight systems. Build core simulation infrastructure and models (fluids, electronics, multi-body physics), prototype designs, improve performance and reliability, and collaborate with engineering teams and users to add features and improve usability.

Build and maintain Brex's data enablement platform and infrastructure (warehouse, streaming, orchestration, observability). Partner with product, data science, and analytics teams to deliver data-backed products, improve data competency, and operate resilient systems including on-call duties.

The Senior Software Engineer will lead software development for safety critical systems, collaborating with cross-functional teams to design, test, and validate software for an experimental airship, from concept to flight.

Lead front-end architecture and development for the FanSight platform, owning end-to-end systems, building scalable consumer and B2B features, mentoring engineers, defining technical roadmaps, ensuring performance, accessibility, testing, and collaborating with cross-functional teams to deliver high-traffic, resilient web applications.

Develop and maintain Windows desktop applications for spectral analysis and measurement validation in semiconductor metrology. Perform requirements analysis, design features and UI/UX, implement interactive visualizations, integrate frontend with backend computation libraries, collaborate with algorithm engineers, use AI-assisted tools, write testable code, debug issues, and participate in code reviews and development process improvements.