Top Senior Software Engineer Jobs

Develop and optimize Microsoft .NET applications, legacy systems, and microservices with a focus on performance, scalability, reliability, and observability. Responsibilities include code reviews, performance testing, CI/CD integration, architecture and sprint delivery, legacy code and SQL tuning, cloud application deployment on Azure, automated testing, and resolving customer issues. The developer collaborates with architects, QA, technical support, and cross-functional teams using SAFe Agile practices.

Senior backend engineer responsible for designing, building, testing, and documenting scalable Node.js/TypeScript services and APIs. Lead projects end-to-end, enforce coding standards, write technical specifications, optimize performance, and mentor junior engineers. Champion Agile and CI/CD practices while providing technical thought leadership on backend architecture and data modeling.

Designs, develops, troubleshoots, and debugs software for semiconductor equipment products. Implements customer requirements, enhances existing applications, resolves code issues, and documents technical solutions. Collaborates with cross-functional teams to integrate software and hardware, provides technical guidance to junior engineers, and may support customers on-site with less than 10% travel.

Designs, develops, troubleshoots, debugs, and enhances software for semiconductor equipment products. Implements customer features, maintains existing code, documents solutions, and collaborates with cross-functional teams on software and hardware integration. Provides technical guidance to junior engineers and may support customers onsite with less than 10% travel.

Designs, develops, troubleshoots, and debugs software for semiconductor equipment products. Implements customer features, maintains existing code, resolves software issues, documents solutions, and collaborates with cross-functional teams. Provides technical guidance to junior engineers and may support customers onsite with less than 10% travel. The role requires object-oriented software expertise, multithreading knowledge, embedded communication protocols, and experience developing in C++ or C#.

Designs, develops, troubleshoots, and debugs software for semiconductor equipment products. Implements customer requirements, enhances existing applications, resolves software issues, documents solutions, and collaborates with cross-functional teams. Provides technical guidance to junior engineers and may support customers onsite with less than 10% travel. The role requires object-oriented software expertise, multithreading knowledge, communication protocol experience, and proficiency in C++ or C#.

Designs, develops, troubleshoots, and debugs software for semiconductor equipment products. Implements customer features, enhances existing code, resolves software issues, documents solutions, and collaborates across engineering teams. The role involves hardware-software integration, technical mentoring, and occasional customer-site support with less than 10% travel.

Develop physics-based simulation software for nanoscale semiconductor manufacturing processes, including plasma etch and deposition. Build models for particle transport, surface chemistry, geometry evolution, and multiphysics phenomena; optimize algorithms for multicore CPUs and GPUs; validate predictions against experimental data; and collaborate with physicists, process engineers, and software teams. The role also involves software architecture, testing, technical publications, patents, and exploring machine learning and digital twin technologies.

Designs, develops, troubleshoots, and debugs software for semiconductor equipment products. Implements customer features, maintains existing code, resolves software issues, documents solutions, and collaborates with cross-functional engineering teams. The role also provides technical mentoring, supports hardware-software integration, and may visit customer sites with less than 10% travel.

Designs, develops, troubleshoots, and debugs software for semiconductor equipment products. Implements customer features, maintains existing code, resolves defects, documents solutions, and collaborates cross-functionally on software-hardware integration. Provides technical guidance to junior engineers and may support customers onsite with less than 10% travel.

Develop and maintain full-stack applications using C#, .NET Core, and modern front-end frameworks. Build APIs, microservices, and Azure cloud components; own features from architecture through deployment, testing, and documentation. Contribute to CI/CD, observability, infrastructure automation, Agile ceremonies, and architectural decisions. Collaborate cross-functionally and mentor engineers while delivering scalable software for clean energy and municipal clients.

Lead the architecture, governance, integration, and implementation of Salesforce Sales Cloud and Service Cloud platforms. Design scalable data models, automation, AI capabilities, and secure enterprise integrations using MuleSoft, AWS, REST, and OAuth. Drive technical debt reduction, platform standards, roadmap evolution, and multi-org solutions. Mentor Salesforce developers and administrators while partnering with business and engineering leaders on strategic transformation initiatives.

Build and productionize agentic research systems for Global Investment Research. Responsibilities include developing full-stack applications with Java or Python, implementing RAG pipelines and multi-agent workflows, integrating AWS AI and cloud services, creating evaluation and benchmarking suites, monitoring production systems, supporting incidents, writing tests, maintaining CI/CD, and collaborating with business stakeholders in Agile sprints.

Design, implement, test, and modernize backend services and integrations (TypeScript/Node.js and C++). Lead large projects, write technical specifications and API contracts, enforce coding standards, coach engineers, and drive legacy-to-modern migrations within online banking and core systems.

Own and build core backend services and infrastructure for sandboxed workloads, gateways, and task orchestration. Design production systems from zero to one, scale services, ship customer-facing features quickly, and make autonomous technical decisions. The engineer will gradually assume backend ownership from a senior engineer while collaborating closely with customers and the team.

Designs, develops, tests, debugs, documents, and supports complex applications and information systems. Coordinates development tasks, manages technical project components, evaluates system integrations, recommends technology improvements, and ensures application efficiency and compliance with risk and regulatory standards. Provides technical leadership to less experienced staff, collaborates with business and technology teams, and may support budgeting, vendor evaluations, audits, and strategic technology initiatives.

Designs, develops, analyzes, tests, debugs, documents, and supports complex applications and information systems. Coordinates development tasks, manages technical project plans, evaluates technologies and vendors, recommends system improvements, and ensures compliance with risk, regulatory, and internal control standards. Provides technical leadership, mentors less experienced staff, collaborates with business and technology teams, and supports project delivery, budgeting, and organizational objectives.

Develop, deploy, maintain, and support software applications, APIs, databases, automation tools, deployment pipelines, and infrastructure in an air-gapped cyber training environment. Analyze requirements, review architecture and code, troubleshoot complex issues, perform testing, improve DevSecOps practices, and provide technical leadership. Mentor engineers, guide implementation decisions, and collaborate with instructors, developers, system administrators, and other stakeholders across the software lifecycle.

Leads design and development of low-latency front-end and backend applications supporting Fixed Income pricing, risk, PnL, and trading workflows. Builds Angular/TypeScript micro UIs and Java/Spring services using Kafka and Ignite; leads testing, debugging, monitoring, production support, risk compliance, and technical initiatives. Mentors engineers, collaborates with stakeholders, and delivers scalable microservices in an Agile environment.

Leads software engineering teams in designing, building, testing, documenting, and operating digital products. Responsibilities include architecture, technical leadership, product discovery, backlog planning, CI/CD practices, production ownership, cross-product collaboration, stakeholder alignment, and team development. The role manages medium to large teams, advises direct reports, resolves technical issues, and drives product success through business KPIs.

Develop and maintain enterprise React web and mobile applications for high-volume e-commerce experiences. Build reusable components, integrate APIs, manage client-side state, optimize performance and accessibility, and transform designs into functional products. Collaborate with UX, backend, product, QA, and project teams through design reviews, code reviews, sprint planning, and project delivery. Contribute to mobile frameworks, secure coding practices, and the evolution of the technology platform.

Lead end-to-end delivery of cloud-native, full-stack software initiatives, defining architecture, engineering standards, reliability practices, observability, CI/CD, and secure production operations. Build microservices, APIs, and AI capabilities using LLMs and generative AI. Guide responsible AI-assisted development, lead incident response and continuous improvement, mentor engineers, and align technical priorities across stakeholders and initiatives.

Leads development of full-stack, cloud-native software using Java, Python, and AWS. Builds secure microservices, APIs, and LLM-powered capabilities; establishes engineering, testing, reliability, observability, and CI/CD standards; mentors engineers; drives responsible AI-assisted development; and manages production operations, incident response, and technical direction across agile initiatives.

Build and improve developer experience across large monorepos by leading framework and language migrations, dependency updates, build and CI improvements, automated refactoring, and agentic engineering workflows. The role identifies developer friction, creates safe automation and guardrails, partners with product engineering teams, measures impact, sets technical direction, and mentors engineers on tooling and codebase health.

Leads enterprise connector activation for Claude, including onboarding funnels, experimentation, authorization flows, platform APIs, governance controls, and enterprise administration. Builds reusable ecosystem foundations, improves Microsoft 365 and Google Workspace integrations, uses data and customer feedback to prioritize work, and sets technical direction while mentoring engineers and influencing cross-functional teams.