401 to 425 of 578 Performance Optimisation Jobs in London

teams that enables innovators to build and scale AI with confidence. Trusted by leading AI labs, startups, and global enterprises, CoreWeave combines superior infrastructure performance with deep technical expertise to accelerate breakthroughs and turn compute into capability. Founded in 2017, CoreWeave became a publicly traded company (Nasdaq: CRWV … Senior Frontend Engineers ready to step into staff-level impact), you will own the frontend end-to-end-including component architecture, design system evolution, performance optimization, and production operations. In this role, you will collaborate closely with Design, Product, and Backend Engineering to design intuitive UIs for complex workflows ...

Senior Frontend Engineers ready to step into staff‐level impact), you will own the frontend end‐to‐end‐including component architecture, design system evolution, performance optimization, and production operations. In this role, you will collaborate closely with Design, Product, and Backend Engineering to design intuitive UIs for complex workflows …/AI workflows, experiment tracking, and agentic interfaces. Hands‐on experience with GraphQL, typed API clients in React, or SSR/SSG performance‐focused frameworks. Wondering if you’re a good fit? We believe in investing in our people, and value candidates who can bring their own diversified experiences ...

Java Developer to join a dynamic engineering team focused on building and enhancing enterprise-scale applications. The team is responsible for developing innovative, high-performance technology solutions that support complex business processes and deliver exceptional user experiences. This role involves the maintenance and enhancement of existing backend … discussions and collaborate with senior engineers and architects. Work closely with frontend developers to integrate backend services with UI components. Support troubleshooting, debugging, and performance optimization of applications. Break down user stories into technical tasks and deliver within agreed timelines. Collaborate effectively in Agile teams with product owners ...

work environment (e.g., for coding, test creation, troubleshooting, or documentation) with demonstrated ability to critically evaluate, validate, and refine AI-generated outputs for correctness, performance, and security. Understanding of responsible AI use in engineering workflows, including data sensitivity considerations, secure handling of inputs/outputs, and adherence to resiliency …/WebdriverIO End to end testing applications withDetox/Appium/WebdriverIO/Playwright Extensive experience in modern web development, including responsive design and performance optimization Hands‐on experience with design systems, component libraries, and implementing consistent UI/UX across large-scale applications #J-18808-Ljbffr ...

Atos Group brand dedicated to AI-powered, secure, end-to-end digital services. Atos designs, develops, and operates critical digital environments that drive performance, resilience and sovereignty, helping public and private organizations worldwide retain control over their data and infrastructures, while meeting regulatory requirements. With more than … Microservices, AWS, and Cloud technologies . You will have the opportunity to work on large-scale digital transformation initiatives, application modernization, cloud migration, performance optimization, and automation programs that deliver measurable business value and customer outcomes. Better Technology: Team is no longer limited to traditional application support. It leverages ...

London, United Kingdom | Posted on 11/26/2025 We are a dynamic and high-growth technology firm specialisingin delivering high-performance, scalable web applications and enterprisesolutions. Our culture is built on continuous improvement, strong technicalownership, and rapid deployment in an Agile environment. As a Tech Lead, youwill … C# and the .NET framework for designing andimplementing high-throughput microservices and APIs. Expert-levelproficiency in Next.js/React, including deep knowledge of performanceoptimisation, state management, and server-side rendering architecture. Extensiveexperience architecting and managing cloud-native applications on GoogleCloud Platform (GCP), including cost optimisation and security bestpractices. Comprehensiveunderstanding ...

self‐healing systems. Systems Administration: Manage servers, Active Directory (Entra), M365 and cloud platforms (Azure/AWS). Ensure system reliability, patching and performance optimisation. Act as a technical escalation point for complex issues. Reporting & Metrics: Define and track meaningful team KPIs that align to relevant departmental and company … goals Use data‐driven insights to improve team performance and client satisfaction. Develop custom dashboards and reports for internal toolsets for e.g. N‐Able. Use data analytics to identify trends, recurring issues and opportunities for automation or process improvement. Provide regular performance reports to leadership, highlighting achievements, risks ...

embed dbt standards, including naming conventions, model layering, testing strategies, and documentation practices.Contribute to data architecture decisions, including warehouse design, schema organisation, and performance optimisation.Improve developer experience through tooling, CI/CD patterns, and modern analytics engineering workflows.Maintain deep expertise in the analytics technology stack, ensuring optimal performance ...

embed dbt standards, including naming conventions, model layering, testing strategies, and documentation practices. Contribute to data architecture decisions, including warehouse design, schema organisation, and performance optimisation. Improve developer experience through tooling, CI/CD patterns, and modern analytics engineering workflows. Maintain deep expertise in the analytics technology stack, ensuring … optimal performance and effective feature usage. Required SkillsProven experience delivering data products, analytics, and visualisations using Business Intelligence tools such as Domo, Tableau, Power BI, Qlik, or similar platforms. Strong hands‐on experience with dbt, including: Data model design and refactoringGeneric and singular testingDocumentation and exposuresSources, snapshots, and macrosExcellent ...

industry’s most talented engineers and AI specialists. Key Responsibilities Design and build AI-powered products and platforms using Golang. Develop high‐performance backend services and APIs that operate at enterprise scale. Build and enhance internal developer tools, frameworks and reusable components. Partner with product, engineering and AI teams … operate systems within microservices and distributed environments. Experience with cloud‐native technologies, containerisation and Kubernetes. Strong understanding of software engineering fundamentals, system design and performance optimisation. Experience building products and platforms from concept through to production. Exposure to AI, Machine Learning or LLM‐powered applications is highly desirable. ...

frameworks for data ingestion, transformation, validation, and publishing across lakehouse layers. Design and manage Delta Tables, including schema evolution, data quality controls, reliability, and performance optimization. Implement data governance, access control, cataloging, and lineage standards using Unity Catalog. Create, schedule, monitor, and troubleshoot production workloads using Databricks Jobs … Databricks with Azure Data Lake Storage and Azure Data Factory for secure, reliable data processing. Optimize Spark workloads, clusters, jobs, and storage patterns for performance, scalability, reliability, and cost efficiency. Apply coding standards, version control, testing, documentation, and operational best practices using GitLab and Azure DevOps. Collaborate with architects ...

ground-up rebuild of our Electronic Trading data infrastructure into a cloud-native, AI-first platform. Design, build, and maintain a high-performance, high-availability, high-capacity platform that processes and persists massive volumes of business-critical data in near real time, distributing it seamlessly to downstream Electronic Trading … raise the bar on engineering practices across the team.Required Qualifications & Skill-Sets Around 5–10 years of professional experience with experience building high-performance, low-latency systems (sub-second) – at Vice President level. Proven ability to drive complex, industrial-scale development independently, while also leading and developing engineers across ...

ground‐up rebuild of our Electronic Trading data infrastructure into a cloud‐native, AI‐first platform. Design, build, and maintain a high‐performance, high‐availability, high‐capacity platform that processes and persists massive volumes of business‐critical data in near real time, distributing it seamlessly to downstream Electronic Trading … raise the bar on engineering practices across the team. Required Qualifications & Skill‐Sets Around 5–10 years of professional experience with experience building high‐performance, low‐latency systems (sub‐second) – at Vice President level. Proven ability to drive complex, industrial‐scale development independently, while also leading and developing engineers ...

ground-up rebuild of our Electronic Trading data infrastructure into a cloud-native, AI-first platform. Design, build, and maintain a high-performance, high-availability, high-capacity platform that processes and persists massive volumes of business-critical data in near real time, distributing it seamlessly to downstream Electronic Trading … raise the bar on engineering practices across the team. Required Qualifications & Skill-Sets Around 5–10 years of professional experience with experience building high-performance, low-latency systems (sub-second) – at Vice President level. Proven ability to drive complex, industrial-scale development independently, while also leading and developing engineers ...

/or Azure data engineering, including pipelines, lakehouse and warehouse, ETL/ELT, SQL and Python Experience with Power BI, semantic modelling, governance and performance Experience with Azure applied and Generative AI, including retrieval-augmented generation, Azure OpenAI and Azure AI Search Consulting skills including shaping requirements, engaging stakeholders … resume keywords Data Engineering Microsoft Fabric Azure Data Engineering Power BI Applied AI Hard Skills SQL Python Data Pipelines ETL ELT Semantic Modelling Governance Performance Optimization Reporting Solutions Technical Documentation Soft Skills Consulting Skills Stakeholder Engagement Communication Certifications & Qualifications Microsoft Certifications Industry Keywords Data Engineering Analytics Business Intelligence Generative ...

GitHub Develop automation and tooling using Python, Java/Groovy, Go, and Terraform Lead code reviews and champion engineering best practices for security, performance, maintainability, and testing Contribute to technical standards and continuous improvement initiatives Maintain reliable production environments Improve observability and monitoring systems Respond to proactive and reactive … signal resume keywords AWS Kubernetes Python Terraform Code Reviews Hard Skills Java Groovy Go Automation Infrastructure Testing Distributed Systems Software Development Lifecycle Maintainable Code Performance Optimization Security Best Practices Soft Skills Collaboration Mentoring Problem Solving Communication Stakeholder Management Industry Keywords Continuous Improvement Technical Standards Multi-Tenant Environments Tools & Technologies ...

industry’s most talented engineers and AI specialists.**Key Responsibilities*** Design and build AI-powered products and platforms using Golang.* Develop high-performance backend services and APIs that operate at enterprise scale.* Build and enhance internal developer tools, frameworks and reusable components.* Partner with product, engineering and AI teams … operate systems within microservices and distributed environments.* Experience with cloud-native technologies, containerisation and Kubernetes.* Strong understanding of software engineering fundamentals, system design and performance optimisation.* Experience building products and platforms from concept through to production.* Exposure to AI, Machine Learning or LLM-powered applications is highly desirable. ...

complex SQL queries, ensuring clarity, efficiency, and production readiness. Design and build scalable dimensional data models from raw source systems (fact/dimension structures, performance-aware design). Apply strong data modelling principles, governance standards and practices that ensure data accuracy, consistency, and security. Develop and manage DBT transformations … using layered architecture, including testing and documentation best practices. Build production-ready Power BI semantic models and dashboards, including advanced DAX measures, performance optimization, and secure data access (RLS). Work collaboratively using GitHub, following structured branching, pull request, and code review workflows. Familiarity with or a strong interest ...

collaborating with some of the industry’s most talented engineers and AI specialists.Key ResponsibilitiesDesign and build AI-powered products and platforms using Golang.Develop high-performance backend services and APIs that operate at enterprise scale.Build and enhance internal developer tools, frameworks and reusable components.Partner with product, engineering and AI teams … build and operate systems within microservices and distributed environments.Experience with cloud-native technologies, containerisation and Kubernetes.Strong understanding of software engineering fundamentals, system design and performance optimisation.Experience building products and platforms from concept through to production.Exposure to AI, Machine Learning or LLM-powered applications is highly desirable.A passion for modern ...

frameworks to reduce operational toil. Build and operate monitoring, alerting, and observability dashboards using tools such as Grafana and Splunk. Proactively identify network bottlenecks, performance issues, and reliability risks, implementing long‐term fixes rather than reactive solutions. Support incident response, root cause analysis, and post‐incident reviews with … tooling such as Grafana, Splunk, or equivalent. Solid understanding of SRE practices including SLIs, SLOs, error budgets, and proactive reliability. Strong troubleshooting, analytical, and performance optimization skills. Excellent communication and collaboration skills, with the ability to influence and guide technical stakeholders. Nice to Have Experience with network programmability (Python ...

deliver enhanced automation and personalisation capabilities. Apply MLOps best practices across the AI lifecycle, including CI/CD, monitoring, model deployment, testing, and performance optimisation. Collaborate with product, engineering, and cloud teams to create secure, scalable, and responsible AI solutions while supporting ongoing innovation. YOUR KEY SKILLS Strong commercial … Experience delivering end-to-end machine learning projects from concept through to production deployment. Strong understanding of AI evaluation frameworks, model testing, benchmarking, and performance measurement. Knowledge of responsible and ethical AI principles, including bias detection and risk mitigation. Excellent stakeholder management and communication skills, with the ability ...

driven architectures, data pipelines, relational and NoSQL databases, vector databases, observability tooling, and automated deployment pipelines Solid understanding of algorithms, data structures, scalability, reliability, performance optimization, security best practices, and engineering trade‐offs Experience mentoring engineers through code review, pairing, debugging, documentation, and the promotion of engineering excellence through … driven architectures, data pipelines, relational and NoSQL databases, vector databases, observability tooling, and automated deployment pipelines Solid understanding of algorithms, data structures, scalability, reliability, performance optimization, security best practices, and engineering trade‐offs Experience mentoring engineers through code review, pairing, debugging, documentation, and the promotion of engineering excellence through ...

world of marketing. Croud was recently named a Sunday Times Best Place to Work for the second year in a row, and was named Performance Marketing Employer of the Year by PMW.At Croud, we unlock potential by elevating our people, clients, and communities within a rapidly advancing and complex … delivery of Croud’s Web Experience and Technical SEO capability, ensuring client websites are optimised for modern search discovery, AI chat engines, and technical performance across the Organic Performance portfolio.You will serve as Croud’s interim senior technical authority on Web Experience and Technical SEO workstreams. This ...

Team The Global Desktop Support Team at Brevan Howard is a critical component of the firm’s technology platform, ensuring uninterrupted performance for portfolio managers, executives, and global users operating within a highly distributed, latency-sensitive hedge fund environment. This London based role sits at the intersection of portfolio … Trading in both London and New York, alongside other senior stakeholders across the global business. The individual must appreciate the direct relationship between technology performance and P&L, operate with urgency during market hours, and always maintain absolute discretion. The role demands someone who earns trust through competence, sound ...

TeamThe Global Desktop Support Team at Brevan Howard is a critical component of the firm’s technology platform, ensuring uninterrupted performance for portfolio managers, executives, and global users operating within a highly distributed, latency-sensitive hedge fund environment.This London based role sits at the intersection of portfolio manager partnership … Trading in both London and New York, alongside other senior stakeholders across the global business. The individual must appreciate the direct relationship between technology performance and P&L, operate with urgency during market hours, and always maintain absolute discretion.The role demands someone who earns trust through competence, sound judgment ...