Top Senior Software Engineer Jobs

The Staff Software Engineer will design and implement solutions for the Websites product, collaborate across teams, and innovate on a scalable web platform for restaurants.

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.

Senior full‑stack engineer building customer‑facing web, mobile, and backend systems to grow US remittance business. Lead technical design, deliver scalable, observable services, use AI tools, mentor teammates, participate in on‑call rotation, and collaborate with product, design, and analytics to improve high‑value send experiences.

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.

Senior fullstack engineer to build and scale Brigit's consumer finance platform. Own end-to-end features across frontend (React/React Native/TypeScript) and backend (Java/REST/SQL), optimize database and APIs for high scale, integrate 3rd-party services, implement risk and transaction algorithms, improve CI/CD, testing, monitoring, and internal tooling to support millions of users.

Build and maintain backend services, APIs, automations, and event-driven workflows to support an enterprise software delivery platform. Improve integrations with vendor tooling, ensure platform reliability and observability, collaborate across teams, and steward platform lifecycle, security, and documentation.

Build and maintain backend services, APIs, automations, and event-driven workflows to improve developer experience. Engineer integrations with vendor platforms, ensure platform reliability, observability, and scalability, and collaborate across teams to integrate platform capabilities into enterprise software delivery processes.

Build and maintain core libraries and developer tooling used across the company. Lead complex projects, design and develop backend APIs and AI-assisted developer features, manage platform components (service templates, LaunchDarkly), troubleshoot production issues, conduct code reviews, influence architecture, and mentor engineers to improve developer productivity.

Develop, test, deploy, monitor and troubleshoot scalable integrations between Oracle Fusion Cloud and internal/external systems using Oracle Integration Cloud. Collaborate with architects and stakeholders to translate requirements, perform design and code reviews, manage deployments across environments, write technical documentation, provide production support, and apply AI-driven solutions to improve integration performance and reliability.

Lead design, development, testing, debugging, and documentation of large-scale software solutions. Drive companywide engineering standards, resolve complex technical challenges, mentor teams, and deliver scalable, secure production systems using containerization and distributed systems technologies.

Lead technical delivery across short-term, high-priority engineering engagements: write production code, make architecture decisions, mentor small teams, ensure quality, and rapidly onboard to unfamiliar systems spanning full-stack, cloud/DevOps, SRE, and ML domains.

The Senior Lead Software Engineer will drive technical decisions, design infrastructure, and elevate observability for programming languages within Capital One's Enterprise Platforms Technology.

Lead a high-performance Agile team to design, develop, and maintain Java-based systems. Collaborate with business stakeholders, perform code reviews, create/modify SQL/NoSQL objects, ensure risk and compliance requirements, write unit tests, and document development activities. Advocate BDD and apply OOA/OOD and SDLC best practices.

Design, develop, test, debug, and document software; drive moderately complex technical initiatives; resolve technical challenges; collaborate with peers and managers; deliver upgrades, deployments, performance tuning, security testing, and automation; individual contributor with weekly onsite reporting.

Lead design, development, and delivery of large-scale software solutions. Architect, code, test, debug, and document systems; establish engineering best practices; mentor teams; collaborate with senior technical stakeholders; ensure accessibility (WCAG) and enterprise standards are met. Onsite presence required with limited telecommuting.

As a backend engineer, you will build AI development tools, design features for LLM performance insight, and manage data pipelines.

Design, code, test, debug, and document Salesforce solutions. Lead and resolve moderately complex technical challenges, guide less-experienced staff, drive initiatives and deployments, and collaborate with peers. Individual contributor role; telecommuting allowed up to two days weekly; in-person presence required at listed work address.

As a Senior Software Engineer at Taara, you will design and implement scalable cloud-native software for managing global optical terminals, build telemetry pipelines, automate infrastructure, and ensure effective communication between hardware and cloud services.

Develop system-level software for wireless broadband networks, collaborate with backend engineers, and troubleshoot large-scale deployments.

Design, develop, test, debug, and document software using Agile practices. Provide technical strategy and integration across domains, gather performance metrics, mentor and lead junior staff, manage projects, create documentation and procedures, and ensure quality, security, and compliance for financial services applications.

The Staff Software Engineer will lead technical roadmaps, develop backend and frontend applications, and ensure system scalability and reliability while mentoring other engineers.