8 of 8 Performance Optimisation Jobs in Cardiff

Staff Engineer

Hiring Organisation
Sanderson
Location
Cardiff, Wales, United Kingdom
cloud-native environments (preferably GCP and Azure, AWS experience will also be considered), containerisation, and infrastructure tools (Docker, Kubernetes, Helm, Terraform). Skilled in performance optimisation and secure development practices Proven leadership, mentorship, and collaboration skills across multiple teams and stakeholders. Excellent communication, problem-solving, and continuous improvement ...

Senior Software Engineer (.Net)

Hiring Organisation
Primis
Location
Cardiff, UK
Employment Type
Full-time
they need exceptional .NET Software Engineers to drive this evolution. Your Impact: Design and develop mission-critical platform services, APIs, and merchant portals Drive performance optimisation and system reliability through intelligent engineering Champion engineering excellence in architecture, code quality, and delivery Partner with cross-functional teams to deliver ...

Senior Full Stack Engineer

Hiring Organisation
Levy Global
Location
Cardiff, UK
Employment Type
Full-time
Translating product and design requirements into scalable, high-quality solutions Collaborating closely with product managers, designers, and other engineers Tackling complex challenges around scalability, performance, and reliability Raising the bar on code quality, tooling, and engineering best practices What we're looking for 7+ years of experience … heavy UIs using React (Next.js and Chakra UI are a plus) Hands-on experience with relational (MySQL) and NoSQL databases Strong debugging, troubleshooting, and performance optimisation skills Take ownership and enjoy driving work forward Care about quality, performance, and continuous improvement Tech you'll work with Backend ...

Senior AI Engineer

Hiring Organisation
Circuit Medical
Location
Cardiff, UK
Employment Type
Full-time
approaches including working with agentic architecture. Key Responsibilities Backend Development & Architecture - Design and implement scalable Python backend services, architect and maintain secure, high-performance, production multi-tenant systems, and develop RESTful and asynchronous APIs for internal and external use. LLM, Agents & AI Integration - Drive R&D innovation to meet … preferably AWS) and infrastructure-as-code Ø Experience with containerisation, orchestration, and CI/CD pipelines Ø Understanding of database scaling, caching strategies, and performance optimisation Ø Familiarity with LLM technologies and latest utilisation methodologies, including agentic workflows Ø Strong understanding of software design principles and coding standards ...

Senior Frontend Developer

Hiring Organisation
Sadler Recruitment Ltd
Location
Cardiff, South Glamorgan, Wales, United Kingdom
Employment Type
Full-Time
Salary
£65,000 per annum
performant interfaces that make complex financial workflows simple for users. Youll have genuine input into how things are built, from design system evolution to performance optimisation in a team that values thoughtful, maintainable engineering over quick fixes. Experience needed Strong commercial experience with React and TypeScript A focus ...

Software Engineer

Hiring Organisation
Understanding Solutions
Location
Cardiff, UK
Employment Type
Full-time
platform, leading the development of the execution layer and market-making system. You'll step into a technical leadership role, driving architecture, improving performance, and ensuring the system is built to world-class standards. If you've built ultra-low-latency trading systems before and want to take full … systems Proven ability to lead the build of execution engines, market-making platforms, or similar low-latency trading infrastructure Strong background in system architecture, performance optimisation, and fault-tolerant distributed systems Experience replacing or migrating systems from languages such as Python into Rust Comfortable taking full ownership ...

NVIDIA Isaac Sim (Simulation Engineer) - 54835

Hiring Organisation
Turing
Location
Cardiff, UK
Employment Type
Full-time
configure them for perception tasks (semantic labelling) and physics interaction (collision geometry, articulation). Environment Assembly: Build and validate simulation scenes, ensuring performance optimization (LODs, proxy meshes) and physics determinism. Pipeline & Logic: Use Python & OmniKit to write behaviour scripts and document the workflow for future scalability. Must-Have Qualifications ...

Senior Magento Developer (Backend)

Hiring Organisation
INDEZ
Location
Cardiff, UK
Employment Type
Full-time
experience) Work Week: 35 hours, full-time About The Role INDEZ is looking for a skilled Magento Developer to join our compact, high-performance team. We are a Google Premier Partner and the organisers of the national Ecommerce Scotland conference We manage a portfolio of multi-million turnover … growth marketing. This is a unique opportunity to work directly alongside our CTO - a highly specialised ecommerce architect with a PhD in High-Performance Computing. You will have the chance to work with high-level technical leadership, adopting the latest technology for growing and scaling ambitious clients. ...