76 to 100 of 219 Performance Optimisation Jobs in London

collaboration What we're looking for: 3+ years of hands-on Rust development experience (or strong systems background with proven Rust adoption) Deep understanding of distributed systems, multithreading, and performance optimisation Experience building cloud-native services on AWS, GCP, or similar Engineers who care about clean, efficient code and delivering real business value Bonus: background in retail tech … you'll do: Build and maintain critical services and APIs in Rust Help design and evolve our event-driven microservice ecosystem using Rust as a core language Write high-performance code to support large-scale data and transaction flows Contribute to team-wide standards and architectural best practices in our Rust codebase Work cross-functionally with product, data, and More ❯

premise, cloud, and hybrid environments. Evaluate and adopt new database technologies, tools, and automation platforms. Design and review database solutions for backup, high availability (HA), disaster recovery (DR), and performance optimization. Lead capacity planning, performance tuning, and proactive issue resolution to ensure system reliability and scalability. Collaborate closely with cross-functional teams including application engineering, cloud DevOps, and More ❯

functional engineering teams within the Buyer Experience cluster consisting of ~20 engineers (FE, BE, mobile, QA) Partner with Product, Design, and Commercial teams to continuously improve the user experience, performance, conversion and retention of our global store Champion engineering excellence across the cluster - from clean architecture and automated testing to observability, security, accessibility, etc Foster an inclusive, collaborative and … specialisms Deep technical full-stack expertise in eCommerce platforms on web and mobile (headless architecture, CMS, checkout systems - Shopify or similar) Strong understanding of systems design, scaling strategies, and performance optimisation Excellent stakeholder management skills and a collaborative approach to problem solving A user-first mindset and passion for building smooth digital experiences Excellent understanding of programming and More ❯

world class AWS event driven design that delivers high performing Artificial Intelligence and Machine Learning services. This will be a challenging and varied position developing new features and APIs, performance optimisation, CICD and test suite improvement, updating core software and infrastructure libraries used across many client services, supporting Data Science and deploying ML systems. More ❯

the next generation of AI models on cutting-edge hardware, wed love to hear from you! Responsibilities And Duties Implement the latest machine learning models and optimise them for performance and accuracy, scaling to 1000s of accelerators. Test and evaluate new internal software releases, provide feedback to software engineering teams, make vital code fixes, and conduct code reviews. Benchmark … models and key ML techniques to identify performance bottlenecks and improve model efficiency. Design and conduct experiments on novel AI methods, implement them and evaluate results. Collaborate with Research, Software, and Product teams to define, build, and test Graphcores next generation of AI hardware. Engage with AI community and keep in touch with the latest developments in AI. Candidate … related field. Proficiency in deep learning frameworks like PyTorch/JAX. Strong Python software development skills (nice to have C other languages). Familiar with deep learning fundamentals: models, optimisation, evaluation and scaling. Capable of designing, executing and reporting from ML experiments. Ability to move quickly in a dynamic environment. Enjoy cross-functional work collaborating with other teams. Strong More ❯

to enhance trading capabilities. Embedded engineers get to see the impact of their actions, including visibility of daily P&L attribution. The role is broad and not limited to performance optimisation, rearchitecting systems, enabling large-scale ML model training, building out research tooling and much more. About you: Strong experience of software engineering and end-to-end solutions More ❯

to enhance trading capabilities. Embedded engineers get to see the impact of their actions, including visibility of daily P&L attribution. The role is broad and not limited to performance optimisation, rearchitecting systems, enabling large-scale ML model training, building out research tooling and much more. About you: Strong experience of software engineering and end-to-end solutions More ❯

platform, including user interface, backend APIs, and database logic. Write clean, scalable, and maintainable code using modern technologies such as TypeScript, React, Node.js, and PostgreSQL. Carry out maintenance and performance optimisation on the existing platform. Decide what tools and features to introduce and when, based on customer needs, industry insight, and data. Contribute engineering input to technical specifications More ❯

Responsibilities Design and implement scalable database solutions, conceptual and logical data models, and metadata-driven pipelines Own the full data lifecycle from initial design and ingestion to governance and performance optimisation Lead architectural direction across the platform, helping the business move from legacy to future-state infrastructure Ensure GDPR/data compliance, security, and high-quality documentation are More ❯

you: Must be Fluent in German At least 5 years experience in Presales as a customer-facing technical role Experience with Digital Asset Management, Video Streaming strategies or Website Performance Optimization. Principle knowledge of website construction, including HTML, JavaScript and CSS, understanding of OS and browser distinctions and how third-party software and plugins work with browsers, website troubleshooting More ❯

operations. Provide technical leadership in delivery planning and ongoing engagements. Ideal Candidate Profile: 4+ years of hands-on engineering/architecting experience with Snowflake , including architecture, data modelling, and performance optimisation. Proven experience in setting up a Snowflake centre of excellence or equivalent technical leadership in a Snowflake-focused practice. Strong knowledge of Snowflake's platform, product roadmap , and More ❯

technical leadership and guidance to development teams throughout the project lifecycle. 3. Collaborate with stakeholders to understand business requirements and translate them into technical solutions. 4. Conduct code reviews, performance optimization, and troubleshooting of technical issues. 5. Stay updated on industry trends and best practices to continuously improve technical solutions. 6. Ensure adherence to coding standards, security practices, and More ❯

components. API & Microservices Design: Define and build RESTful APIs and microservices using FastAPI that are efficient, secure, and scalable. Create data models with SQLAlchemy for seamless database interaction. System Performance & Reliability: Conduct performance profiling and debugging to optimize system speed and reliability. Use containerization tools like Docker for scalable deployments. OCPP/OCPI Libraries: Integrate OCPP/OCPI … candidate will have the following attributes and skills: Knowledge & Experience: Proven track record of delivering scalable and secure applications. Experience working with cloud-based environments, particularly AWS. Familiarity with performance optimization and debugging tools. Knowledge of database design principles and SQL optimization. Engineering Mindset Ability to understand and consider the broader business context and long-term implications of technical More ❯

The Role We are looking for a Ecommerce Analytics Executive tosupport the delivery of reporting, insight, and website performance optimisation for Arsenal.Direct, our official online store. This role will play a critical part in driving data-informed decisions across the e-commerce team, helping to shape customer experience, marketing performance, and commercial effectiveness. The ideal candidate will … even when no one is looking). Your day-to-day Ownership of reporting - you will own weekly, monthly, and quarterly reporting for key e-commerce metrics, including channel performance, country-level trends, product insights, and campaign results Deliver insightful commentary - you'll provideinsightful commentary to accompany reporting, with clear identification of over/underperformance and actionable recommendations Site … analysis - you willanalyse on-site behaviour, customer funnels, and content performance to surface opportunities for improvement andconduct deep dives into specific journeys or segments to propose growth initiatives Present your findings - you will attend regular trading meetings and present your updates and analysis to the broader retail and commercial teams Collaborate with the wider team - you'll work closely More ❯

role, you will: Own the evolution and scaling of our backend infrastructure Design and implement performant APIs and services Build infrastructure to support cutting-edge AI capabilities Optimise database performance and query efficiency Continuously improve reliability and observability through enhanced monitoring and alerting Collaborate cross-functionally to ensure our infrastructure supports continuous product innovation Your background looks something like … code (we build on AWS using Terraform) Deep knowledge of relational databases (we use PostgreSQL) Familiarity with serverless architectures (we love lambdas!) Solid understanding of security best practices and performance optimisation As a person, you Are first and foremost a builder Are excited to work in-person from our office in London (most of the time) Love working More ❯

Work closely with various stakeholders, including engineering, design, marketing, commercial, and customer success teams to ensure successful product development Analysing data and metrics to inform product decisions, measure product performance, and identify areas for improvement Support a strong culture of knowledge sharing and product decision and design documentation Demonstrated experience as a Technical Product Manager, working in a modern … manage product development and collaborate with engineering teams Understanding of programming concepts, including data structures, algorithms, and software design patterns Knowledge of technical architecture, including system design, scalability, and performance optimisation We Want You to Bring Your Whole Self to Work There is no such thing as the perfect candidate, so if you think you have what it More ❯

management of the global FAR/RAD (rapid development) FX team. Responsibilities: Design of software solutions to fulfil the business needs, balancing between rapid development and code quality/performance, in agreement with both IT management and the head of desk Be proactive in regard of platform enhancements from which the business and IT can benefit Implement, test, and … in C#/.Net with C Java knowledge a plus; Knowledge in memory/CPU profiling/optimization and multithreaded debugging Knowledge of TCP/IP networking Knowledge of performance optimisation within a managed language is a plus Knowledge of Windows environment as a production platform, Linux is a plus Knowledge of electronic exchange APIs, FIX/SBE More ❯

As a Insights Sales Manager focused on data solutions for CPG suppliers, you will be responsible for identifying and engaging potential CPG clients, understanding their objectives and unique sales optimisation needs as well as looking for ways to enable their collaboration with the Retailer. You will be responsible for enabling CPGs to create & deliver customer & performance analytics through … prospective CPG suppliers through research, networking, working with the retailer category teams and outreach efforts. Conduct discovery sessions to understand prospect client challenges, objectives, and needs related to sales performance optimisation and data utilisation. Present and demonstrate the features and benefits of our product OneViu to CPG clients, customising solutions that meet their specific sales goals. Collaborate sales … management, buying, sales, marketing, media, or an account management-related role Proven track record of meeting or exceeding sales targets in a consultative sales environment. Strong understanding of sales optimisation strategies and data analytics Excellent communication, presentation, and interpersonal skills, capable of conveying complex technical concepts to non-technical audiences. Ability to work independently and collaboratively within a team More ❯

Insight Sales you will be focused on data solutions for CPG suppliers, you will be responsible for identifying and engaging potential CPG clients, understanding their objectives and unique sales optimisation needs as well as looking for ways to enable their collaboration with the Retailer. You will be responsible for enabling CPGs to create & deliver customer & performance analytics through … prospective CPG suppliers through research, networking, working with the retailer category teams and outreach efforts. Conduct discovery sessions to understand prospect client challenges, objectives, and needs related to sales performance optimisation and data utilisation. Present and demonstrate the features and benefits of our product OneViu to CPG clients, customising solutions that meet their specific sales goals. Collaborate sales … management, buying, sales, marketing, media, or an account management-related role Proven track record of meeting or exceeding sales targets in a consultative sales environment. Strong understanding of sales optimisation strategies and data analytics Excellent communication, presentation, and interpersonal skills, capable of conveying complex technical concepts to non-technical audiences. Ability to work independently and collaboratively within a team More ❯

marketing and CRM analytics. Hands-on experience with Mixpanel, Segment, and event-based tracking systems; proven ability to design and own event taxonomies. Strong SQL skills (complex joins, CTEs, performance optimisation) and proficiency with data visualisation tools (Mixpanel, Looker, or equivalent). Experience in cohort analysis, funnel tracking, LTV modeling, and retention analytics. Familiarity with A/B More ❯

operations. Provide technical leadership in delivery planning and ongoing engagements. Ideal Candidate Profile: 4+ years of hands-on engineering/architecting experience with Snowflake , including architecture, data modelling, and performance optimisation. Proven experience in setting up a Snowflake centre of excellence or equivalent technical leadership in a Snowflake-focused practice. Strong knowledge of Snowflake's platform, product roadmap , and More ❯

and internal teams, supporting the company's strategic growth. Required Skills/Abilities: Mandatory Technical Skills: Proficient in SAP Datasphere and BW/4HANA architecture, data modelling, integration, and performance optimisation. Excellent knowledge of one or more of the SAP S/4HANA or ECC functional modules, including business processes, data models and structures Desired Technical Skills: Experience with More ❯

creating textures and shaders Working with Lookdev assets in Unreal Engine - you'll create photoreal assets optimised for VP workflows and VR - focussing on PBR workflows, realistic lighting and performance optimisation Create high-quality, photoreal environments with bespoke kits and marketplace content for Level design Create high-quality light rigs for realistic and cinematic content Collaborate with the … Virtual Production TD team to benchmark, optimise and enhance performance in Unreal scenes and profile hardware (GPU, CPU, Network) Create and maintain clear and comprehensive documentation of workflows, processes and tools Develop in-engine tools to empower artists and increase workflow efficiency Help to create, maintain and document the Unreal pipeline What we're looking for: Demonstrable technical knowledge More ❯

new segments, identifying high-potential leads and converting them into long-term partnerships Document sales trends and customer/prospect feedback and report back to management Own the commercial performance and P&L for the Germanic region, setting and delivering against ambitious growth targets We are striving to achieve the next level of success, and we are counting on … tech, media, or recruitment A track record of winning and growing strategic accounts Demonstrable team leadership or management experience Analytical thinking and a data-driven approach to campaign and performance optimisation A hands-on attitude - you're not afraid to pick up the phone or jump on a client call A growth mindset and passion for helping clients More ❯

well factored code using the latest Swift concepts. Excellent communication skills and a desire to build collaborative relationships with technical and non-technical stakeholders. Preferred Qualifications Experience with profiling, performance optimisation, and crash investigation. A keen interest in keeping up to date with the latest Apple engineering concepts. More ❯