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# Senior Software Developer

- **Company:** IBM
- **Location:** Yorktown Heights, NY, United States
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** Adobe InDesign, Application Programming Interfaces (APIs), Code Review, Python (Programming Language), Open Source Technology, Quantum Computing, System Programming
- **Published:** June 29, 2026
- **Apply:** https://www.juju.com/job/00000000gcbycx

## About the Role

Strong proficiency in Rust and Python, with demonstrated experience building and maintaining performance-critical systems.

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Deep experience designing, building, or maintaining compiler frameworks or complex compilation pipelines.

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Strong understanding of compiler architecture, including IRs, optimization passes and compilation pipelines * Significant experience contributing to or maintaining large open-source projects, including active participation in design discussions and reviews.

Preferred technical and professional experience

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Hands-on experience with LLVM, MLIR, or similar compiler infrastructures.

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Experience designing custom IRs or domain-specific compilation workflows.

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Strong familiarity with quantum compiler concepts, such as circuit representations, compilation, optimization, or synthesis.

IBM is committed to creating a diverse environment and is proud to be an equal-opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, gender, gender identity or expression, sexual orientation, national origin, caste, genetics, pregnancy, disability, neurodivergence, age, veteran status, or other characteristics. IBM is also committed to compliance with all fair employment practices regarding citizenship and immigration status.

## Description

We are looking for an experienced Software Developer to join the core Qiskit SDK team. In this role, you will work at the intersection of systems programming, compiler infrastructure, and open-source development, contributing to software that shapes the future of quantum computing. You will be a core contributor to the Qiskit SDK and its underlying compiler and runtime infrastructure, designing and implementing performance-critical components, evolving public APIs, and collaborating closely with researchers, product teams and the open-source community. The role requires a strong sense of software ownership, technical rigor, and open-source best practices., Design, implement, and maintain core Qiskit SDK components and APIs., Contribute to compiler and transpilation infrastructure, including IRs, optimization passes, and compilation pipelines.

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Review and mentor contributions from internal engineers and external open-source contributors.

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Participate actively in open-source workflows, including design discussions, code reviews, documentation, and releases.

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Collaborate closely with research, HPC, hardware, and product teams, and support external users and partners.


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