301 to 325 of 419 Performance Optimisation Jobs in London

and maintain data visualization solutions that transform raw data into actionable insights. Your work enables business stakeholders to make informed decisions through intuitive dashboards and reports that reflect key performance metrics. Key Responsibilities: Requirement Gathering: Collaborate with business and data teams to understand reporting needs and translate them into technical specifications. Data Integration & Modeling: Design efficient data models and … perform ETL from various sources to ensure data accuracy and performance. Dashboard Development: Build interactive, user-friendly dashboards and reports using Qlik Sense scripting and visualization tools. Performance Optimization: Enhance application performance through script optimization and efficient data modeling. Testing & QA: Conduct rigorous testing and support user acceptance to ensure data accuracy and functional alignment. Documentation & Training: Document … Qlik’s scripting language for custom data loading, transformation, and calculations. •Data Analysis and Visualization: Skills in visualizing data, selecting appropriate chart types, and creating user-friendly, interactive dashboards. •Performance Optimization: Understanding of Qlik performance tuning, data model optimization, and dashboard load balancing. •Problem-Solving and Critical Thinking: Ability to analyze and troubleshoot data issues, application errors, and More ❯

and maintain data visualization solutions that transform raw data into actionable insights. Your work enables business stakeholders to make informed decisions through intuitive dashboards and reports that reflect key performance metrics. Key Responsibilities: Requirement Gathering: Collaborate with business and data teams to understand reporting needs and translate them into technical specifications. Data Integration & Modeling: Design efficient data models and … perform ETL from various sources to ensure data accuracy and performance. Dashboard Development: Build interactive, user-friendly dashboards and reports using Qlik Sense scripting and visualization tools. Performance Optimization: Enhance application performance through script optimization and efficient data modeling. Testing & QA: Conduct rigorous testing and support user acceptance to ensure data accuracy and functional alignment. Documentation & Training: Document … Qlik’s scripting language for custom data loading, transformation, and calculations. •Data Analysis and Visualization: Skills in visualizing data, selecting appropriate chart types, and creating user-friendly, interactive dashboards. •Performance Optimization: Understanding of Qlik performance tuning, data model optimization, and dashboard load balancing. •Problem-Solving and Critical Thinking: Ability to analyze and troubleshoot data issues, application errors, and More ❯

quality, CI/CD excellence, infrastructure-as-code, and bringing engineering rigor to validation, this is your opportunity to make a major impact. Key Responsibilities Design and build high-performance tools and services to validate the reliability, performance, and correctness of ML data pipelines and AI infrastructure. Develop platform-level test solutions and automation frameworks using Python, Terraform …/EKS, Step Functions, CloudWatch). Proficient in Infrastructure as Code using Terraform to manage and provision cloud infrastructure. Strong understanding of software engineering best practices: code quality, reliability, performance optimization, and observability. Preferred Qualifications Exposure to machine learning workflows, model lifecycle management, or data engineering platforms. Experience with distributed systems, event-driven architectures (e.g., Kafka), and big data More ❯

IB Engineering teams and project stakeholders. What You Bring: A minimum of five years of experience in software engineering, with a focus on modern software design, architectural patterns, and performance optimization (throughput, latency, capacity). Expert-level proficiency in Java, particularly in the development of high-performance, low-latency, and microservice-based real-time trading applications. Deep understanding More ❯

IB Engineering teams and project stakeholders. What You Bring: A minimum of five years of experience in software engineering, with a focus on modern software design, architectural patterns, and performance optimization (throughput, latency, capacity). Expert-level proficiency in Java, particularly in the development of high-performance, low-latency, and microservice-based real-time trading applications. Deep understanding More ❯

generate insights through analytical reports, enhancing integrations and documentation. Regularly audit and upgrade software packages, libraries, and dependencies used in GitHub repositories. Maintain and optimize infrastructure components to ensure performance, reliability, and security. Design and manage Terraform and Ansible scripts for infrastructure automation and configuration management. Develop and maintain Azure DevOps CI/CD pipelines for efficient software delivery. … and Fargate, ensuring scalable and secure microservice environments. Use Docker for containerizing applications and improving deployment consistency. Manage and secure Apigee or similar API Management platforms, ensuring API governance, performance optimization, and compliance. Ensure security and compliance best practices across the platform, including secure coding, dependency management, and vulnerability scanning. Implement and enforce API security and access controls using …/ECR/Fargate. Strong understanding of CI/CD tools such as Azure DevOps, GitHub Actions, and Jenkins. Proficiency with Docker for containerization. Experience in monitoring tools and performance tuning for large-scale distributed systems. Solid knowledge of Apigee or similar API Management platforms. Ability to design and implement API strategies, policies, and analytics. Experience developing and integrating More ❯

generate insights through analytical reports, enhancing integrations and documentation. Regularly audit and upgrade software packages, libraries, and dependencies used in GitHub repositories. Maintain and optimize infrastructure components to ensure performance, reliability, and security. Design and manage Terraform and Ansible scripts for infrastructure automation and configuration management. Develop and maintain Azure DevOps CI/CD pipelines for efficient software delivery. … and Fargate, ensuring scalable and secure microservice environments. Use Docker for containerizing applications and improving deployment consistency. Manage and secure Apigee or similar API Management platforms, ensuring API governance, performance optimization, and compliance. Ensure security and compliance best practices across the platform, including secure coding, dependency management, and vulnerability scanning. Implement and enforce API security and access controls using …/ECR/Fargate. Strong understanding of CI/CD tools such as Azure DevOps, GitHub Actions, and Jenkins. Proficiency with Docker for containerization. Experience in monitoring tools and performance tuning for large-scale distributed systems. Solid knowledge of Apigee or similar API Management platforms. Ability to design and implement API strategies, policies, and analytics. Experience developing and integrating More ❯

our team. The ideal candidate will have hands-on expertise in modern UI technologies and frameworks, with a keen eye for detail and a commitment to delivering accessible, high-performance web applications. Your Role Develop and maintain responsive user interfaces using JavaScript , jQuery , HTML5 , CSS3 , and ReactJS . Implement and optimize styles using CSS preprocessors such as SASS or … collaboration. Leverage tools such as SonarQube , Grunt/Gulp , and npm for code quality and build automation. Conduct JavaScript unit testing to ensure code reliability and maintainability. Optimize network performance and front-end load times for enhanced user experience. Your Profile Strong proficiency in JavaScript , HTML5 , CSS3 , and ReactJS . Experience with CSS preprocessors (e.g., SASS, LESS). Solid … accessibility standards (WCAG, ARIA). Experience with unit testing frameworks and TDD methodologies. Proficiency in Git , Perforce , and build tools like Grunt , Gulp , and npm . Understanding of network performance optimization techniques. About Capgemini Capgemini is a global business and technology transformation partner, helping organizations to accelerate their dual transition to a digital and sustainable world while creating tangible More ❯

Web3 functionalities throughout the tech stack. Design and implement caching solutions using Redis to optimize application performance. Build and maintain API integrations between frontend and backend systems. Ensure high performance, reliability, and security across all system components. Collaborate with the team on technical architecture decisions and implementation strategies. Work closely with product and design teams to implement new features. … distributed storage systems. Experience with ethers.js and Web3 libraries for blockchain interaction. Experience with microservices architecture. Strong understanding of database design and optimization. Knowledge of security best practices and performance optimization. Experience with automated testing and CI/CD pipelines. Go development experience is a plus. Experience with monitoring and observability tools such as Prometheus and Grafana is a More ❯

Web3 functionalities throughout the tech stack. Design and implement caching solutions using Redis to optimize application performance. Build and maintain API integrations between frontend and backend systems. Ensure high performance, reliability, and security across all system components. Collaborate with the team on technical architecture decisions and implementation strategies. Work closely with product and design teams to implement new features. … distributed storage systems. Experience with ethers.js and Web3 libraries for blockchain interaction. Experience with microservices architecture. Strong understanding of database design and optimization. Knowledge of security best practices and performance optimization. Experience with automated testing and CI/CD pipelines. Go development experience is a plus. Experience with monitoring and observability tools such as Prometheus and Grafana is a More ❯

optimize SQL Server, Oracle, PostgreSQL, and MySQL databases hosted in AWS environments such as Amazon RDS, Amazon EC2, and Amazon Aurora. Tune SQL Queries and stored procedures for optimal performance and document tuning efforts and outcomes. Implement database partitioning, compression, and indexing strategies for performance optimization. Collaborate closely with architects, developers, system administrators, and DevOps teams to ensure … efficient database integration with business applications. Support application teams in writing efficient queries, stored procedures, and functions. Utilize AWS tools like CloudWatch, Performance Insights, and CloudTrail for proactive database monitoring. Implement security best practices using AWS services like AWS KMS, IAM Roles, and Security Groups for database access control. What We're Looking For: Basic Required Qualifications: Strong expertise … on experience with Amazon RDS, EC2-hosted databases, and AWS migration tools like AWS DMS. Proficiency in writing complex SQL queries, stored procedures, TSQL/PLSQL/PGSQL, and performance tuning techniques. 16+ years of experience as a DBA managing SQL Server, Oracle databases, Postgres, and MySQL. Additional Preferred Qualifications: Familiarity with cloud automation tools such as AWS CloudFormation More ❯

leading global FX trading platform as a Java Engineer, contributing to the backbone of ultra-low latency systems powering high-volume electronic trading. This role focuses on building high-performance, globally distributed Java services that enable real-time transaction processing, configuration management, and support for quantitative research and trading teams. Key Responsibilities: Develop scalable backend systems to support high … frequency FX trading Collaborate with quants and traders to deliver platform enhancements Drive performance tuning and solve low-level technical bottlenecks Maintain high standards in testing, documentation, and code quality Tech Stack & Skills: Strong proficiency in core Java Exposure to JavaScript/TypeScript & HTML5 is a plus Deep understanding of data structures, algorithms, and performance optimization Familiar with More ❯

leading global FX trading platform as a Java Engineer, contributing to the backbone of ultra-low latency systems powering high-volume electronic trading. This role focuses on building high-performance, globally distributed Java services that enable real-time transaction processing, configuration management, and support for quantitative research and trading teams. Key Responsibilities: Develop scalable backend systems to support high … frequency FX trading Collaborate with quants and traders to deliver platform enhancements Drive performance tuning and solve low-level technical bottlenecks Maintain high standards in testing, documentation, and code quality Tech Stack & Skills: Strong proficiency in core Java Exposure to JavaScript/TypeScript & HTML5 is a plus Deep understanding of data structures, algorithms, and performance optimization Familiar with More ❯

leading global FX trading platform as a Java Engineer, contributing to the backbone of ultra-low latency systems powering high-volume electronic trading. This role focuses on building high-performance, globally distributed Java services that enable real-time transaction processing, configuration management, and support for quantitative research and trading teams. Key Responsibilities: Develop scalable backend systems to support high … frequency FX trading Collaborate with quants and traders to deliver platform enhancements Drive performance tuning and solve low-level technical bottlenecks Maintain high standards in testing, documentation, and code quality Tech Stack & Skills: Strong proficiency in core Java Exposure to JavaScript/TypeScript & HTML5 is a plus Deep understanding of data structures, algorithms, and performance optimization Familiar with More ❯

leading global FX trading platform as a Java Engineer, contributing to the backbone of ultra-low latency systems powering high-volume electronic trading. This role focuses on building high-performance, globally distributed Java services that enable real-time transaction processing, configuration management, and support for quantitative research and trading teams. Key Responsibilities: Develop scalable backend systems to support high … frequency FX trading Collaborate with quants and traders to deliver platform enhancements Drive performance tuning and solve low-level technical bottlenecks Maintain high standards in testing, documentation, and code quality Tech Stack & Skills: Strong proficiency in core Java Exposure to JavaScript/TypeScript & HTML5 is a plus Deep understanding of data structures, algorithms, and performance optimization Familiar with More ❯

and machine learning use cases. Work closely with clients to understand data requirements and translate them into robust technical solutions. Implement best practices for data modelling, data quality, and performance tuning across cloud-based platforms. Collaborate with cross-functional teams including data scientists, analysts, and software engineers to deliver end-to-end data solutions. Ensure data security, compliance, and … standards are met across all projects. Required Skills Strong experience with Azure data services (Data Factory, Synapse, Blob Storage, etc.). Proficiency in SQL for data manipulation, transformation, and performance optimisation. Hands-on experience with Databricks (Spark, Delta Lake, notebooks). Solid understanding of data architecture principles and cloud-native design. Experience working in consultancy or client-facing roles More ❯

and machine learning use cases. Work closely with clients to understand data requirements and translate them into robust technical solutions. Implement best practices for data modelling, data quality, and performance tuning across cloud-based platforms. Collaborate with cross-functional teams including data scientists, analysts, and software engineers to deliver end-to-end data solutions. Ensure data security, compliance, and … standards are met across all projects. Required Skills Strong experience with Azure data services (Data Factory, Synapse, Blob Storage, etc.). Proficiency in SQL for data manipulation, transformation, and performance optimisation. Hands-on experience with Databricks (Spark, Delta Lake, notebooks). Solid understanding of data architecture principles and cloud-native design. Experience working in consultancy or client-facing roles More ❯

and machine learning use cases. Work closely with clients to understand data requirements and translate them into robust technical solutions. Implement best practices for data modelling, data quality, and performance tuning across cloud-based platforms. Collaborate with cross-functional teams including data scientists, analysts, and software engineers to deliver end-to-end data solutions. Ensure data security, compliance, and … standards are met across all projects. Required Skills Strong experience with Azure data services (Data Factory, Synapse, Blob Storage, etc.). Proficiency in SQL for data manipulation, transformation, and performance optimisation. Hands-on experience with Databricks (Spark, Delta Lake, notebooks). Solid understanding of data architecture principles and cloud-native design. Experience working in consultancy or client-facing roles More ❯

and machine learning use cases. Work closely with clients to understand data requirements and translate them into robust technical solutions. Implement best practices for data modelling, data quality, and performance tuning across cloud-based platforms. Collaborate with cross-functional teams including data scientists, analysts, and software engineers to deliver end-to-end data solutions. Ensure data security, compliance, and … standards are met across all projects. Required Skills Strong experience with Azure data services (Data Factory, Synapse, Blob Storage, etc.). Proficiency in SQL for data manipulation, transformation, and performance optimisation. Hands-on experience with Databricks (Spark, Delta Lake, notebooks). Solid understanding of data architecture principles and cloud-native design. Experience working in consultancy or client-facing roles More ❯

and optimise machine learning algorithms and predictive models relevant to pharmaceutical data.* Integrate AI models with existing data pipelines, laboratory systems, and business applications.* Ensure the reliability, scalability, and performance of AI systems across multiple platforms.* Maintain clear documentation and contribute to best practices in model governance, regulatory compliance, and MLOps.* Stay abreast of industry trends and emerging technologies … understanding of data processing, feature engineering, and model evaluation techniques, with experience handling complex scientific datasets.* Excellent problem-solving and analytical skills, with a keen eye for accuracy and performance optimisation.* Strong communication and collaboration skills, with the ability to work effectively across technical and business teams. Company * Market-leading pharmaceuticals organisation with offices in London.* Hybrid working - two More ❯

are designed and delivered to align with business objectives and measurable success outcomes. Act as the voice of engineering in cross-departmental initiatives and planning sessions. Define goals and performance expectations at both team and individual levels, and track progress against them. Key Experience Required: Proven background in designing and delivering enterprise-grade software solutions. Beneficial experience includes T … responsibilities. Excellent communication abilities, with strength in stakeholder engagement and problem-solving. Strong awareness of business priorities and the ability to balance technical decisions with technical outcomes. Skilled in performance optimization, troubleshooting, complex issues, and applying secure coding standards. Extensive hands-on experience with Python. Deep knowledge of system architecture, continuous integration/continuous delivery, and modern engineering practices. More ❯

are designed and delivered to align with business objectives and measurable success outcomes. Act as the voice of engineering in cross-departmental initiatives and planning sessions. Define goals and performance expectations at both team and individual levels, and track progress against them. Key Experience Required: Proven background in designing and delivering enterprise-grade software solutions. Beneficial experience includes T … responsibilities. Excellent communication abilities, with strength in stakeholder engagement and problem-solving. Strong awareness of business priorities and the ability to balance technical decisions with technical outcomes. Skilled in performance optimization, troubleshooting, complex issues, and applying secure coding standards. Extensive hands-on experience with Python. Deep knowledge of system architecture, continuous integration/continuous delivery, and modern engineering practices. More ❯

are designed and delivered to align with business objectives and measurable success outcomes. Act as the voice of engineering in cross-departmental initiatives and planning sessions. Define goals and performance expectations at both team and individual levels, and track progress against them. Key Experience Required: Proven background in designing and delivering enterprise-grade software solutions. Beneficial experience includes T … responsibilities. Excellent communication abilities, with strength in stakeholder engagement and problem-solving. Strong awareness of business priorities and the ability to balance technical decisions with technical outcomes. Skilled in performance optimization, troubleshooting, complex issues, and applying secure coding standards. Extensive hands-on experience with Python. Deep knowledge of system architecture, continuous integration/continuous delivery, and modern engineering practices. More ❯

are designed and delivered to align with business objectives and measurable success outcomes. Act as the voice of engineering in cross-departmental initiatives and planning sessions. Define goals and performance expectations at both team and individual levels, and track progress against them. Key Experience Required: Proven background in designing and delivering enterprise-grade software solutions. Beneficial experience includes T … responsibilities. Excellent communication abilities, with strength in stakeholder engagement and problem-solving. Strong awareness of business priorities and the ability to balance technical decisions with technical outcomes. Skilled in performance optimization, troubleshooting, complex issues, and applying secure coding standards. Extensive hands-on experience with Python. Deep knowledge of system architecture, continuous integration/continuous delivery, and modern engineering practices. More ❯

are designed and delivered to align with business objectives and measurable success outcomes. Act as the voice of engineering in cross-departmental initiatives and planning sessions. Define goals and performance expectations at both team and individual levels, and track progress against them. Key Experience Required: Proven background in designing and delivering enterprise-grade software solutions. Beneficial experience includes T … responsibilities. Excellent communication abilities, with strength in stakeholder engagement and problem-solving. Strong awareness of business priorities and the ability to balance technical decisions with technical outcomes. Skilled in performance optimization, troubleshooting, complex issues, and applying secure coding standards. Extensive hands-on experience with Python. Deep knowledge of system architecture, continuous integration/continuous delivery, and modern engineering practices. More ❯