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
Working within the Logical Design team, the Staff/Principal Silicon Logical Designer is responsible for a wide range of logical design tasks which require working closely with other engineers within the Silicon department. This person is responsible for helping the team deliver high quality micro-architecture specifications and RTL for Graphcore chips, and assisting the rest of the Silicon teams to ensure we can meet the company objectives for silicon delivery.
The Team
The Logical Design team sits within the Silicon team. We are responsible for delivering the micro-architecture and RTL design to implement the chip architecture specification for Graphcore Silicon.
Responsibilities and Duties
- Being part of the Logical Design team, producing high quality micro-architecture specification and RTL for Graphcore chips
- Ensuring good communication between different teams and across multiple sites
- Contributing to shared design infrastructure and flows
- Using EDA tools and the Graphcore design flow to design innovative technologies
- Contributing to block-level and chip-level checks and auditing (Linting, Synthesis, Timing Closure, CDC, RDC, Coverage)
- Working closely with Physical Design, Verification and DFT teams
Essential skills:
- Degree in Computer Science, Engineering or a related subject
- Digital design experience in a relevant industry
- Be highly motivated, a self-starter, and a team player
- Ability to work across teams and finding solutions to problems
- Ability to solve design issues through programming, e.g. Python, Tcl
- Strong competency in SystemVerilog or VHDL
- Knowledge of digital design flows
- Capable of managing time and priorities
Desirable:
- Processor design
- Application specific blocks
- High-speed serial interfaces
- Complex third-party IP integration
- Experience leading teams
- Arithmetic pipeline design
- Floating-point design
- Design for test
- Synthesis
- Timing Analysis
- Logical Equivalence
- Project Planning
- Power Integrity
- Silicon transistor knowledge
In addition to a competitive salary, Graphcore offers flexible working, a generous annual leave policy, private medical insurance and health cash plan, a dental plan, pension (matched up to 5%), life assurance and income protection. We have a generous parental leave policy and an employee assistance programme (which includes health, mental wellbeing, and bereavement support). We offer a range of healthy food and snacks at our central Bristol office and have our own barista bar! 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.
Skills Required
- Degree in Computer Science, Engineering or a related subject
- Digital design experience in a relevant industry
- Ability to solve design issues through programming (e.g., Python, Tcl)
- Strong competency in SystemVerilog or VHDL
- Knowledge of digital design flows
- Capable of managing time and priorities
- Be highly motivated, a self-starter, and a team player
- Ability to work across teams and find solutions to problems
- Processor design experience
- Application-specific blocks experience
- High-speed serial interfaces experience
- Complex third-party IP integration experience
- Experience leading teams
- Arithmetic pipeline design experience
- Floating-point design experience
- Design for test (DFT)
- Synthesis and Timing Analysis experience
- Logical Equivalence experience
- Project planning experience
- Power integrity knowledge
- Silicon transistor knowledge
What the Team is Saying
Graphcore Compensation & Benefits Highlights
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Healthcare Strength — Health coverage includes medical and dental insurance, with US plans through Cigna and Kaiser, HDHP options with employer‑funded HSA contributions, a health cash plan, EAP access, and dedicated mental‑health support. These provisions extend to family options in some regions, reinforcing broad medical and wellbeing support.
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Retirement Support — Retirement programs include a UK pension match up to 5% and a US 401(k) with a 100% company match up to 6% (with a true‑up). This pairing signals strong, predictable long‑term savings support across key locations.
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Leave & Time Off Breadth — Time‑off policies feature “unlimited” holiday in the UK and flexible, generous PTO with paid US holidays. Paid family leave for birthing parents and bonding further broadens time‑away support.
Graphcore Insights
What We Do
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.
Why Work With Us
Our team is at the forefront of the machine intelligence revolution, enabling innovators from all industries to build AI-native products to expand human potential. What we do at Graphcore really makes a difference.
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Graphcore Offices
Hybrid Workspace
Employees engage in a combination of remote and on-site work.
At Graphcore, we value wellbeing and flexibility to support a healthy work/life balance. Our hybrid approach encourages office-based colleagues to work onsite three days a week, with trusted flexibility built on trust and transparency for everyone.
