Software Engineer (Mid / Senior)

Job Description 

Our client is expanding their software engineering team and is looking for Software Engineers (Mid and Senior level) to contribute to the development of tools and frameworks that enable AI applications to run efficiently on advanced processor hardware .

In this role, you will work across different layers of the software stack, including low level kernel optimization, inter device coordination, highly parallel data processing and framework integration . You will collaborate closely with hardware and AI engineering teams , contributing to performance improvements and helping shape the software ecosystem around next generation processor technology.

Location : Barcelona, Spain - Hybrid

Responsibilities:

As a Mid / Senior Software Engineer , your broad responsibilities will include but are not limited to:

• Develop and optimize system software and runtime frameworks supporting AI workloads

• Work on low level kernel optimization and system performance tuning

• Implement solutions for parallel programming and distributed workload execution

• Analyze and profile workloads to improve performance and efficiency

• Contribute to software distribution, packaging and deployment tools

• Collaborate with hardware and AI teams to ensure optimal integration with processor architecture

• Participate in software performance analysis and debugging

Requirements:

• Mid Software Engineer: 4 plus years of professional experience
  

• Bachelor, Master or PhD in Computer Science, Computer Engineering or related field

• Strong experience with C/C++

• Experience with Python

• Strong knowledge of Linux environments

• Experience with software profiling and performance optimization

• Knowledge of parallel programming concepts

• Experience with workload analysis and performance tuning

• Strong problem solving skills and attention to detail

• English level C1

• Senior Software Engineer: 8 plus years of professional experience
  

• C/C++ and Python interoperability

• Assembly programming (RISC V or RISC V Vector)

• Architecture level performance optimization

• CUDA or ROCm acceleration frameworks

• Bare metal programming

• Compiler technologies such as LLVM or GCC

• AI application development

• ONNX Runtime

• Advanced academic background (Master or PhD preferred)

What’s in it for you?

Our client offers an exciting, challenging role in a collaborative, dynamic environment. The right person will find many career growth opportunities in their company, whether you want to advance your technical skills or aspire to leadership in the future.

Benefits:

• Flexible working hours
  (office open between 7 AM and 9 PM, employees manage their own schedule)

• Hybrid working model

• One week per year work from anywhere

• 25 days annual leave plus December 24 and 31

• €150 per month food allowance (≈ €1800 per year additional compensation)

• Private medical insurance

• One time relocation bonus paid with the first salary

• Support with housing search through an agency

• Visa support if required

• Relocation support for family

• Virtual shares

• Language classes
  (Spanish, English, Catalan)

• Tax incentive