Top Senior Software Engineer Jobs

Build and operate Java microservices supporting trade clearing, margin, settlement, reconciliation, and financial data integrity. Responsibilities include PostgreSQL optimization, distributed systems development, testing, observability, SLOs, production support, architecture documentation, and on-call ownership. The role collaborates with nontechnical partners and uses technologies including Kubernetes, Kafka, Linux, GitHub Actions, Helm, ArgoCD, and PostgreSQL.

Build and operate Java microservices supporting clearing workflows such as trade processing, margin, and settlement. Responsibilities include optimizing PostgreSQL, ensuring data integrity and reconciliation, implementing observability and service-level objectives, contributing to architecture documentation, testing, production support, and on-call operations. The role requires distributed-systems experience, strong Java skills, and collaboration with nontechnical partners.

As a Senior Software Developer, you'll design, develop, and implement software solutions, collaborate with cross-functional teams, and tackle complex problems while adhering to agile methods.

Develop end-to-end full-stack software solutions from concept through production in an agile environment. Design, modify, implement, and enhance applications using front-end and back-end technologies, primarily Java and JavaScript on Linux. Collaborate cross-functionally to solve complex problems, improve system architecture, and support current and future functionality. Preferred technologies include MongoDB, Spring, OSGi, Perl, Python, Lua, and NGINX.

As a Lead Software Engineer, you will develop end-to-end solutions, improve systems, and assist clients with complex challenges using advanced tools and architectural approaches.

Designs, develops, deploys, and maintains software applications, APIs, analytics solutions, AI-enabled capabilities, and automation services. Builds CI/CD pipelines, automated testing, governance controls, and monitoring processes. Integrates AI models and services such as LLMs, OCR, NLP, and ranking models into mission applications. Collaborates with stakeholders, documents technical solutions, and improves system reliability, security, scalability, and operational effectiveness.

Designs, develops, tests, integrates, and debugs software for semiconductor automation systems. Responsibilities include gathering requirements, creating specifications, implementing features in C# and Python, conducting code reviews, developing test cases, resolving system integration issues, documenting releases, and supporting customer software adoption.

Develop low-level systems software in C and Python for Linux kernel integration, networking, hardware interfaces, PCIe architectures, and production-ready data center platforms. Build kernel modules and drivers, integrate COTS hardware, configure high-performance packet processing and management interfaces, debug systems below userspace, and collaborate with hardware and mechanical engineers. Present designs and resolve customer issues, including work with classified stakeholders.

Develop, test, deploy, and maintain enterprise Java applications. Responsibilities include code reviews, performance optimization, architectural design participation, project planning, mentoring developers, and cross-functional collaboration. The role requires strong full-stack Java experience with Spring, REST services, microservices, databases, version control, CI/CD, and Agile methodologies.

Build and own full-stack product features for defense acquisition technology. Responsibilities include developing APIs, type systems, frontends, component libraries, data visualization tools, and AI/ML solutions. The role involves working directly with users, translating workflows into products, and delivering features end to end in a fast-growing startup environment.

Lead technical vision, architecture, and cross-team engineering initiatives for scalable data integration systems. Design, build, review, and optimize secure, reliable software while resolving complex technical issues. Partner with product, design, data science, security, and engineering teams to influence roadmaps and shared platforms. Mentor engineers, conduct design and code reviews, and develop technical leadership across the organization.

Develops and enhances full-stack software products, including web or mobile frontends and backend services. Participates in collaborative Agile planning, system design, standups, retrospectives, and knowledge sharing. Writes software using paired programming and test-driven development while supporting production environments. Establishes and practices continuous integration, delivery, and deployment pipelines, helping teams select simple, effective technologies and designs that meet customer needs.

Leads architecture, development, and operation of Python-based AWS backend and IoT cloud services. Designs Lambda microservices, REST APIs, event-driven workflows, telemetry pipelines, data models, and AWS IoT Core integrations. Provides hands-on technical leadership through coding, design and code reviews, mentoring, planning, and standards development. Ensures security, scalability, observability, CI/CD, production readiness, incident response, and cross-functional alignment across firmware, mobile, QA, DevOps, Product, and Security teams.

Lead OS verification for IVI platforms: define verification strategies, create and run automated/manual tests, develop automation scripts, report metrics, log defects, and collaborate with architects, developers, and integration teams to ensure software quality, security, performance, and architecture compliance.

Build and enhance CRM solutions for Microsoft Advertising by integrating advertiser data with Ads systems, marketing automation tools, and Power BI. Develop AI-enhanced workflows and automation that improve seller efficiency, collaborate with product, data engineering, and sales teams, and maintain data integrity, privacy compliance, and security standards. The role requires software engineering experience, cloud technology knowledge, and experience with large-scale systems and API design.

Lead architecture and hands-on development of a self-service infrastructure orchestration platform for deploying services across clouds and regions. Design durable distributed workflows with dependency management, approval gates, safe retries, recovery, security, telemetry, and auditability. Apply AI-assisted engineering with human oversight, mentor engineers, lead cross-team reviews, and partner with Azure and Microsoft 365 teams to improve buildout efficiency and reliability.

Leads software engineering efforts for scalable Microsoft Dataverse microservices providing near-real-time data insights. Responsibilities include debugging, testing, telemetry analysis, incident retrospectives, root-cause resolution, secure design, performance and scalability improvements, and experimentation using feature flags. The role drives engineering best practices, validates security principles, collaborates with data science and product teams, and supports reliable production services.

Build scalable, accessible, responsive front-end experiences for Microsoft Fabric’s real-time analytics products. Develop React and TypeScript applications, contribute to front-end architecture and shared UI components, optimize reliability and performance, and use telemetry and experimentation to improve usability. Collaborate with product managers, UX designers, and engineering teams to deliver customer-focused web applications across interconnected data and cloud platforms.

Design, develop, test, document, and maintain full-stack web applications supporting wind turbine engineering workflows. Collaborate with product owners and global engineering teams to shape digital tool roadmaps, improve aeroelastic modeling and design processes, evaluate technologies, train users, and mentor teammates.

Develop and maintain complex enterprise web applications across the full stack using Angular, Java, Spring Boot, REST, databases, and AWS. The role establishes technical standards, contributes to architecture and code quality, performs code reviews and testing, and guides development practices. It requires independent project ownership, strong collaboration, documentation, DevOps knowledge, and the ability to validate AI-generated code using tools such as Claude and GitHub Copilot.

Leads the technical direction and architecture of data product systems, including APIs, backend services, data stores, and processing systems. Builds and reviews production code, partners with product managers, data scientists, and ML engineers, and oversees system design, operations, observability, and on-call health. The role also mentors engineers, drives cross-team technical alignment, evaluates machine-learning production systems, and guides effective use of AI engineering tools.

Lead the technical strategy and architecture for Snap’s Ads Marketplace, including bidding, pacing, auctions, inventory optimization, traffic allocation, and ad reranking. Design scalable algorithms and distributed systems that improve advertiser performance, marketplace efficiency, revenue, and user experience. Lead cross-team engineering initiatives, experimentation, production delivery, reliability, and performance improvements while mentoring senior engineers and technical leaders.

Design, build, test, and operate production-grade, secure, and scalable software and services. Partner with customers to translate requirements into technical designs, drive engineering best practices (CI/CD, testing, observability), deliver end-to-end solutions, lead technical workstreams, and apply AI/LLM approaches where appropriate to produce production-ready outcomes.

Architect and deliver high-performance, scalable platform services across GitHub (Actions, Identity, Billing, Git systems, DB infra). Lead design through production, mentor engineers, own reliability and on-call responsibilities, design APIs, collaborate cross-functionally, drive roadmaps, and champion security and operational excellence.

Designs, develops, tests, deploys, and supports secure enterprise applications and APIs using Python, AWS, PostgreSQL, Django, and REST services. Integrates laboratory, EHR, LIS/LIMS, and enterprise systems using HL7 and FHIR. Participates across the SDLC, troubleshoots production issues, supports HIPAA compliance, contributes to architecture and modernization, mentors developers, conducts code reviews, and advances Agile, DevOps, CI/CD, and automated testing practices.