Top Senior Software Engineer Jobs

Design, develop, and maintain full-stack software using .NET, Angular, and relational databases. Participate across the SDLC, troubleshoot issues, optimize performance, lead code reviews, and produce technical documentation while collaborating with product and design teams.

Design, develop, test, and maintain complex software systems and algorithms. Lead or oversee software teams, integrate third‑party APIs, customize and implement ServiceNow applications, write scripts/business rules/ACLs, debug and resolve defects, and produce system and software documentation while ensuring performance, timing, and interface requirements are met.

Develop and maintain motion-imagery software for the Intelligence Community using Java/C++ and modern web stacks. Implement microservice APIs (gRPC/REST), data modeling (SQL/NoSQL/Graph), containerized deployments (Docker/Kubernetes), streaming (Kafka), and reactive front-end work (React/rxJS). Work onsite with an active TS/SCI+Poly and participate in Agile teams, debugging legacy apps and ensuring scalability and orchestration across classified environments.

Develop and maintain components of a functional simulator for Cisco SiliconOne ASICs. Implement features per architecture specs, collaborate with ASIC architecture, software, and hardware teams, and participate in troubleshooting, testing, and validation. Apply industry best practices in model development and integration while learning from senior engineers.

Design, build, and maintain scalable RESTful GIS backend services and integrations on ArcGIS Enterprise. Develop APIs, spatial services, and automation using Java, Spring Boot, Python/ArcPy and Oracle SDE; manage ArcGIS platform components, CI/CD pipelines, and collaborate with product and engineering teams to support underwriting, claims, and risk capabilities.

Lead design and build of a real-time observability and root-cause analysis system for high-density GPU fabrics. Collect, reduce, correlate telemetry from switches, hosts, NICs, GPUs, and services; model topology and ownership; separate fabric faults from host/driver/RDMA/scheduler issues; and produce operator workflows for triage and remediation.

As a Principal Software Engineer, you'll design and implement complex solutions in Dynamics 365, leading projects and ensuring high-quality applications while collaborating across teams.

Senior generalist backend engineer to design, build, and ship backend features end-to-end, write well-tested code, improve systems and developer experience (CI, tooling), collaborate on product requirements, and participate in on-call incident response and postmortems.

Senior backend generalist responsible for designing, building, and shipping backend features end-to-end. Improve systems, testing, CI/tooling, and developer experience. Participate in on-call/incident response and collaborate with product and engineering.

Lead full‑stack engineer responsible for designing, building, and scaling SaaS solutions for the life‑insurance domain. Mentor junior engineers, interface with customers and stakeholders, develop backend and frontend features, ensure performance and reliability, and drive modernization using SOA/microservice patterns and cloud services.

Build and enhance native GFiber iOS app features using Swift and SwiftUI. Collaborate with product and design, implement modern concurrency patterns, maintain automated tests, mentor engineers, perform code reviews, and improve mobile architecture and CI/CD practices to deliver reliable customer experiences.

Build and harden high-performance Android SDKs and on-device services focused on reliability, footprint, battery, and security. Reduce install/delivery failures, partner with OEMs/carriers, own full product lifecycle (instrumentation, monitoring, rollouts, on-call), mentor engineers, and raise code quality through testing and reviews to support large-scale device deployments.

Lead design and implement full-stack features for campaign management, reporting, and marketplace optimization. Build front-ends, back-end services, and APIs; focus on backend architecture, low-latency performance, scalability, testing, observability, and on-call ownership. Collaborate with product, mentor teammates, and raise engineering standards across a polyglot stack.

Design, build, and maintain scalable backend services and public REST and internal gRPC APIs. Lead system design, implement automated testing, CI/CD, monitoring, and performance improvements. Mentor engineers, conduct code reviews, troubleshoot production incidents, author run books and design docs, and drive cross-team projects as tech lead.

Design, build, and own scalable microservices and secure APIs that transfer value across blockchain and banking protocols. Extend in-house blockchain infrastructure, integrate with banks and cloud services, troubleshoot production issues, document system and testing procedures, and collaborate with product and engineering teams to deliver reliable payment experiences.

The Senior Software Engineer in Data Engineering will design and maintain data processing services, ensuring scalability and performance for a game analytics platform, collaborating with various teams to deliver insights for stakeholders.

Design, build, and maintain data processing services focusing on ingestion. Collaborate with teams to provide data insights, ensuring performance and scalability.

As a Staff Software Engineer, you will architect and optimize a full-stack platform, lead technical initiatives, mentor engineers, and influence engineering direction for high-quality software products.

Lead full-stack web development on GCP to build AI-powered search and discovery experiences. Design and implement web apps, services, and indexing pipelines, optimize performance, automate CI/CD and testing, mentor engineers, collaborate with product and ML partners, and productionize search/recommendation capabilities.

Senior Software Engineer responsible for developing, installing, testing, and maintaining applications; diagnosing and resolving system issues; designing enhancements; monitoring performance; documenting findings; training junior engineers; ensuring compliance with risk and cybersecurity practices; and supporting legacy platform (MTS) and automation using COBOL, Perl, and Unix/Linux environments.

Design, build, test, deploy, and maintain scalable full-stack payment-processing applications using Java, Spring Boot and Angular. Develop RESTful APIs, automated tests, CI/CD and observability; troubleshoot production issues, optimize performance, ensure secure coding, participate in Agile ceremonies, perform code reviews, mentor engineers, and collaborate with product, architecture, and operations teams.

Technical lead for Mastercard's Developer Workbench platform: define architecture and roadmap, integrate developer tools, deliver onboarding and pre-provisioned environments, implement AI-augmented development capabilities, instrument platform metrics, ensure security/compliance, and mentor engineers to drive adoption across 11,500+ engineers.

Lead a squad building factory and launch platform software: manage engineers, own architecture and full SDLC, ship code, partner with cross-functional teams, mentor and hire, and uphold engineering standards for production systems.

Lead ownership of third-party integrations across web properties: implement, inventory, monitor, and optimize pixels, trackers, analytics, and APIs for accuracy and performance. Work across frontend stack (JS/TS, React/Next.js, occasional PHP/JSON/YAML), collaborate with Legal, Marketing, and vendors, and debug network/log issues. Maintain uptime/data integrity and build monitoring and reporting solutions.

Build and prototype scalable, maintainable media applications for streaming clients using TypeScript/JavaScript. Collaborate with UX, product, and cross-functional teams, deliver apps for TV devices (Samsung, LG), use data-driven experimentation, and mentor junior engineers.