Senior Software Engineer - AI Compute Libraries & Performance

Graphcore; Województwo pomorskie; On-site; PLN 260,400 - 352,200; Full time

Benefits offered by this job

Annual leave policy

Medical and dental health plans

Gym card

Employee pension (matched up to 4%)

Job summary

Graphcore is looking for a Senior Software Engineer in Poland, Województwo pomorskie. You will build high-performance AI compute libraries for next-generation AI hardware, focusing on linear algebra and tensor operations. The ideal candidate has excellent programming skills in C++ and Python, and a strong understanding of processor architectures.

In addition to a competitive salary, Graphcore offers benefits including annual leave, health plans, a gym card, and a pension scheme. Join a team committed to building an inclusive work environment.

Qualifications

• Excellent programming and scripting skills using C++ and Python.
• Understanding of processor architectures and profiling on Linux.
• Possess excellent written and oral communication skills.

Responsibilities

• Design and implement kernels for linear algebra and tensor ops in C++.
• Own performance and correctness by adding microbenchmarks and regression tests.
• Profile and optimise performance for the next generation of AI hardware.

Skills

C++ programming

Python scripting

Processor architecture understanding

Teamwork

Job description

Salary Range: PLN 260,400 - 352,200

Subject to alignment to the responsibilities and duties of the role.

About Graphcore

At Graphcore, we’re building the future of AI compute.

We’re a team of semiconductor, software and AI experts, with deep experience in creating the complete AI compute stack - from silicon and software to infrastructure at datacenter scale.

As part of the SoftBank Group, backed by significant long-term investment, we are delivering key technology into the fast-growing SoftBank AI ecosystem.

To meet the vast and exciting AI opportunity, Graphcore is expanding its teams around the world.

We are bringing together the brightest minds to solve the toughest problems, in a place where everyone has the opportunity to make an impact on the company, our products and the future of artificial intelligence.

Job Summary

As a Senior Software Engineer, you’ll build high-performance AI compute libraries for next-generation AI hardware, working on linear algebra, tensor operations, numerical correctness, and low-level performance optimisation.

The Team

This is an exciting opportunity to join an expanding team at Graphcore. Our ML Kernels & Runtime team are responsible for delivering high performance compute library to help customers gain the maximum performance from AI hardware.

Responsibilities and Duties

• Design and implement kernels for linear algebra and tensor ops (GEMM, batched GEMM, convolutions, reductions, elementwise and fused operations) in C++.
• Own performance and correctness - add microbenchmarks, regression tests, numerics validation.
• Profile and optimise across for next generation of AI hardware - threading, cache locality, memory layout, and kernel launch efficiency.
• Debug issues, resolve bugs and generally improve the quality and functionality of the product.
• Actively engage in and support Agile ways of working within the team.
• Mentor colleagues within the team, sharing knowledge and providing guidance where appropriate.

Candidate Profile

Essential

• Excellent programming and scripting skills using C++ and Python.
• Understanding of processor architectures and profiling on Linux.
• Possess excellent written and oral communication skills, good work ethics, high sense of teamwork.
• Love to produce quality work and be a team player.

Desirable

• Strong command of algorithmic performance - vectorisation, memory hierarchy, threading, lock-free patterns.
• Hands‑on with at least one BLAS/DNN stack and able to read/extend kernels.
• Comfort with CPU micro‑optimisations and numerical stability/trade‑offs across FP32/FP16/BF16/FP8.
• Experience integrating native code into PyTorch or similar (custom ops, extensions, dispatch keys).
• ABI/API stability and packaging for Linux system (manylinux, wheels).

Benefits

In addition to a competitive salary, Graphcore offers annual leave policy, medical and dental health plans, a gym card, and employee pension (matched up to 4%). We review our benefits on a yearly basis to ensure we offer a valuable and rewarding benefits programme to our employees. We welcome people of different backgrounds and experiences; we’re committed to building an inclusive work environment that makes Graphcore a great home for everyone. We offer an equal opportunity process and understand that there are visible and invisible differences in all of us. We can provide a flexible approach to interview and encourage you to chat to us if you require any reasonable adjustments.