Senior Compiler Engineer

Q-CTRL

. Design, implement and optimise compiler infrastructure, intermediate representations, optimisation passes and code generation .

Posted 10/14/2026full-timeLos Angeles • California • United StatesSenior💰 $150,000 - $225,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates strong proficiency in Python and C++, with extensive experience in designing production compiler systems and implementing language tooling. Capable of collaborating with cross-functional teams to translate experimental algorithms into high-performance software solutions.

Highest-signal resume keywords

Python ProficiencyC++ ProficiencyLLVM ExperienceCompiler System DesignSystems Programming

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Compiler InfrastructureIntermediate RepresentationsOptimisation PassesCode GenerationLanguage ToolingParsersDSL ImplementationFPGA DevelopmentVerilogVHDL

Soft Skills

MentoringCollaborationTechnical Direction

Tools & Technologies

AWGsDigitisersOscilloscopesSCPI-controlled Instruments

Industry Keywords

Quantum Control SystemsPulse-level ProgrammingExperimental CharacterisationSuperconducting QubitsSemiconductor Spin QubitsRF Signal ProcessingIQ Modulation

Tech Stack

Tools & technologies

PythonC++

About the role

Key responsibilities & impact

Design, implement and optimise compiler infrastructure, intermediate representations, optimisation passes and code generation
Maintain and evolve the bespoke Python DSL used by researchers to construct pulse-level quantum programs
Build high-performance software using Python and C++
Work closely with researchers to translate experimental algorithms into production-quality compiler capabilities
Run experiments on quantum hardware to validate compiler outputs end-to-end
Influence technical direction, mentor other engineers and drive engineering best practices
Transform Q-CTRL’s quantum technology breakthroughs into commercial software products for defense, research and industry
Collaborate with Product, Design and Research teams to accelerate quantum advantage

Requirements

What you’ll need

Strong proficiency in Python and C++
Experience with LLVM, particularly MLIR
Experience implementing language tooling, parsers or DSLs
Significant experience designing production compiler systems
Experience with compiler architectures, intermediate representations, optimisation passes and code generation
Experience with FPGA development (Verilog, VHDL or HLS)
Strong understanding of systems programming and software architecture
Experience with quantum control systems or pulse-level programming (bonus, not essential)
Experience with experimental characterisation of superconducting or semiconductor spin qubits (bonus, not essential)
Experience with RF signal processing concepts such as IQ modulation (bonus, not essential)
Experience using laboratory instrumentation, including AWGs, digitisers, oscilloscopes and SCPI-controlled instruments (bonus, not essential)

Benefits

Comp & perks

Annual discretionary bonuses may be available
Equity potential may be available
Competitive benefits
Flexible work arrangements / outcomes over hours