Lead software engineer

Lead Software Engineer – Compiler Team / LLVM Cork. Salary expectation €70k - €75k plus benefits
Our Client is a leader in electronic design, building upon more than 30 years of computational software expertise. The company applies its underlying Intelligent System Design strategy to deliver software, hardware and IP that turn design concepts into reality.
They are one of the world’s most innovative companies, delivering extraordinary electronic products from chips to boards to systems for the most dynamic market applications including consumer, hyperscale computing, 5G communications, automotive, aerospace industrial and health.
Reporting to the Senior Software Architect
Job Overview
The C Compiler team builds the toolchain that unlocks this performance. Working on LLVM-based compilers for Xtensa processors, the team drives code generation, architecture-aware optimisations, and real-world workload performance.
In close partnership with hardware teams, they enable new capabilities and deliver production-grade tools used by leading semiconductor and systems companies.
Responsibilities

Design and implement compiler optimisations and features for Xtensa processors
Drive improvements in code generation, performance tuning, and architecture enablement across the toolchain
Partner closely with hardware and architecture teams on new ISA features and capabilities
Analyse and optimise real world workloads, including AI, DSP, and vision use cases
Provide technical mentorship to junior engineers and contribute to the team’s technical direction and best practices

Requirements

Bachelor’s or Master’s degree in Computer Science, Electrical Engineering, or a related field (or equivalent practical experience)
4+ years of experience in compiler development or low level systems software (academic or industry experience considered)
Strong C/C++ programming skills with solid debugging and problem solving expertise
Good understanding of compiler internals (LLVM, GCC, CUDA or similar frameworks)
Strong foundation in computer architecture and performance optimisation

Nice to Have

Experience with DSPs, AI/ML workloads, or embedded systems
Hands?on experience with LLVM or GCC backends and optimisation passes
Experience working close to hardware teams or enabling new processor architectures

Benefits

25 days holiday per year
Private Medical and Dental plans, Income Protection and Life Insurance
Cycle to work scheme and gym subsidy
5 days paid time to volunteer to give back to our communities

Applicants should be EU, UK Citizens or have a Stamp 4 Visa as the client cannot provide sponsorship for this role.
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