# Sr. Software Engineer at ASML

ASML is hiring a Sr. Software Engineer in San Jose, United States. It pays $183k-$252k a year and Level rates it Little AI ●○○○; you can [apply on ASML](https://jobsbylevel.com/go/c3b5fd7c-6f77-4611-9334-cdff4ff94759?utm_medium=ai-agent).

AI Level 1, AI centrality 0 out of 100. San Jose, CA, USA.

## Details

- Company: [ASML](https://jobsbylevel.com/companies/asml)
- AI level: AI Level 1 (score 0 out of 100)
- Location: San Jose, CA, USA
- Salary: $183k-$252k
- Posted: September 24, 2026
- Apply: https://jobsbylevel.com/go/c3b5fd7c-6f77-4611-9334-cdff4ff94759?utm_medium=ai-agent
- Free CV review for this job: https://jobsbylevel.com/cv-review?job=sr-software-engineer-at-asml-661837

## Prepare for this job

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## Description

Senior Software Engineer Context Takes full technical ownership, leading several technical complex designs. Contributes to development / change of sub-modules; responsible for results of sub-modules. Works at Train level. Interfaces with other sectors in complex environment, may require negotiation. Understands the contribution of other domains to the product; operates on module level and oversees the relations on function level. Takes end -to-end view, taking into account impact on other areas (e.g. research, customer, marketing). Structural troubleshooting capabilities on functional level and manages many technical uncertainties at sub-module level and develops creative solutions to solve uncertainties. Can take responsibility for customer problems (end-customer/sectors in Operations), coming up with solutions for specific issues. Represents the competence in Product Development Cycle. Masters a field and WoW in own function. Has visible impact in department or groups in other disciplines. Based on in-depth expertise in own module/technical discipline, finds solutions that are not obvious for others. Looks forward and acts proactively ( e.g. raising risks). As a Technical Lead Designer, steers the work of 6-10 engineers. Designs, develops, tests and integrates software for ASML's machines and applications. Implements analytics, data, control and algorithm applications that give ASML customers the power to reach optimal performance during manufacturing. Technical Responsibilities Summary In addition to the responsibilities above, serves as the technical authority for one or more software modules or subsystems. Provides technical leadership across software architecture, implementation, integration, deployment, maintenance, and technical roadmap activities. Demonstrates expertise in: C# and .NET application development WPF and XAML based user interface development MVVM architecture and application design patterns Object-oriented design and software architecture Build and release environments Continuous Integration and Continuous Deployment (CI/CD) Source control and branching strategies NuGet package management and dependency versioning Application debugging, diagnostics, and root-cause analysis Performance, scalability, reliability, and maintainability engineering Automated testing and software quality practices Cross-team technical alignment and architectural governance Provides technical direction, coaching, code reviews, design reviews, and architectural guidance to software engineers. Drives software quality, maintainability, and long-term technical strategy while ensuring alignment with product and platform architecture. Requirements Master degree with substantial general work experience, or equivalent working and thinking level. Comprehensive job-related experience in own expertise area to fully competent level. Seasoned designer within own competence and has completed at least 1 Product Development Cycle. Additional Software Expertise Demonstrated experience with: C# and .NET Framework/.NET development WPF and XAML application development MVVM architecture and separation-of-concerns design principles Software architecture, frameworks, and design patterns Debugging complex software systems across multiple layers Build systems, automated builds, and deployment pipelines NuGet package creation, consumption, versioning, and dependency management Source control systems and collaborative development workflows Unit testing, integration testing, and test automation Technical leadership, mentoring, and architecture reviews Responsibilities Research Develop and/or deliver a plan for significant aspects of a research program with guidance from senior colleagues. Evaluate emerging software technologies, frameworks, development tools, and engineering practices relevant to ASML products and platforms. Design Requirements and Specifications Plan and coordinate the identification, elicitation of product and/or project requirements;

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