1 to 25 of 104 Performance Tuning Jobs in London

governance of our Oracle database estate, with a specific focus on Oracle Exadata platforms. Based in our London office, this role is central to our mission to deliver high-performance, scalable, and secure database services to support critical business applications. As a strategic and hands-on role, the Oracle Database Architect will shape our database infrastructure strategy, advise on … Exadata performance tuning and capacity planning, and work closely with developers, infrastructure teams, and business stakeholders to ensure robust and future-proof database solutions. Knowledge Skills and Abilities, Key Responsibilities: Serve as the technical authority for the design, architecture, and performance of Oracle database platforms , with an emphasis on Exadat a for Production workloads. Deliver and maintain … use of Oracle technologies. Lead the implementation, maintenance and optimisation of Oracle platforms, including smart scans, hybrid columnar compression, and storage indexes. Define and enforce best practices around database performance tuning, high availability, disaster recovery, and capacity planning. Work collaboratively with application teams to align data architecture with application performance and scalability goals. Design and review data More ❯

As part of serving clients with dependable and up to date technical expertise in the ever changing and dynamic software world, Synergy Solutions International is now growing their team. Performance test lead Apply for this position Key Skills & Experience Minimum of 5+ years of experience in Performance Engineering and Benchmarking Large Scale systems and applications with skilled in … modelling the system under load and tuning end of the technology stack Experience in working with different protocols using performance test tools like JMeter, Loadrunner and SilkPerformer. Knowledge of API/web services testing tools, such as Postman, SoapUl. Good working experience in monitoring tools (Logic Monitor/App Dynamics) Experience in analysing Thread dumps and Memory dumps … bottlenecks Key Accountabilities: Adhere to standards and best practices throughout the testing phases of the software development lifecycle and any testing stages of any development project Experienced in pinpointing performance issues in live systems. Strong understanding of performance testing E2E (Workload modeling/Execution/Report analysis/Recommendations for improvement) Experience in identifying test conditions and scenarios More ❯

in a "follow-the-sun" environment. In this role, you will leverage your expertise in cloud provisioning, infrastructure as code, and container orchestration to ensure the reliability, scalability, and performance of our services. We are looking for a self-starter with an open-minded attitude-someone who approaches challenges thoughtfully and strategically. You will collaborate closely with development teams … ongoing support for containerized applications using Kubernetes, including Amazon EKS (Elastic Kubernetes Service) and Azure Kubernetes Service (AKS), ensuring their reliability, availability, and performance. Monitoring and Alerting: Monitor application performance and system health through observability tools (e.g., Prometheus, Grafana, ELK stack), proactively identifying and resolving issues to ensure high availability and rapid incident response. Security and IAM: Implement security … SAML Single Sign-On (SSO) to ensure secure authentication and authorization across services. Database Technologies: Manage and optimize database systems, including SQL databases and Mongo DB, ensuring high availability, performance tuning, and data security. CI/CD Practices: Automate manual processes to enhance operational efficiency, employing Continuous Integration/Continuous Deployment (CI/CD) best practices for efficient More ❯

process and enable teams to maximize automation in the CI/CD pipeline. Moreover, you will be a hands-on participant in architecture proof of concepts, innovation initiatives, and performance tuning activities. Researching/analyzing emerging technologies, as well as designing and advocating new technologies, architectures, and products in collaboration with system and service owners is part of …/CD and related DevSecOps practices, working with cloud-based platforms such as Azure or AWS Strong software design & development principles, with a focus on system stability, reusability and performance optimized for a global audience Strong understanding of application testing, diagnostics, and performance tuning Strong understanding of TDD and BDD methodologies. And workable knowledge of Data ingestion … pipelines Front-end JavaScript frameworks like Angular & React and Vue AWS Azure And familiar with Scrum and Kanban development methodologies automation, performance, and load testing tools Who You'll Work With The Portfolio Lead Solution Architect is a position within the Risk Portfolio focused on driving architecture and innovation within Risk, which itself is part of BCG's digital More ❯

process and enable teams to maximize automation in the CI/CD pipeline. Moreover, you will be a hands-on participant in architecture proof of concepts, innovation initiatives, and performance tuning activities. Researching/analyzing emerging technologies, as well as designing and advocating new technologies, architectures, and products in collaboration with system and service owners is part of …/CD and related DevSecOps practices, working with cloud-based platforms such as Azure or AWS Strong software design & development principles, with a focus on system stability, reusability and performance optimized for a global audience Strong understanding of application testing, diagnostics, and performance tuning Strong understanding of TDD and BDD methodologies. And workable knowledge of Data ingestion More ❯

business analysts Understanding of Design & Configuration Experience in Dynamics 365 In-depth knowledge of the Microsoft Dynamics CRM platform Experience in doing fitment analysis of customer requirements Knowledge in Performance tuning possibilities in Dynamics 365 implementations Experience in collaborating with business stakeholders for data integration and data migration activities which can guide a team of developers Experience in … stories. Write clear, testable user stories using Gherkin acceptance criteria. Managing agile delivery teams and team of business analyst. Design & configuration in Dynamics 365. Fitment analysis of customer requirements. Performance tuning possibilities in Dynamics 365 implementations. Collaborating with business stakeholders for data integration and data migration activities which can guide a team of developers. Managing Dynamics 365 projects More ❯

as primary technical authority for Oracle database architecture with a specialized focus on Oracle Exadata platforms Lead deployment, configuration, and optimization of Oracle platforms, leveraging advanced features while establishing performance tuning methodologies and disaster recovery protocols Design data models, physical schemas, and partitioning strategies for high-volume workloads while overseeing database upgrades and patch deployment with minimal disruption … processing and high-frequency data operations Extensive experience with Oracle Exadata platforms, including configuration, optimization, and troubleshooting Hands-on expertise with Oracle RAC, Data Guard, ASM, RMAN, and advanced performance tuning techniques Deep understanding of Oracle database architecture, including advanced features and optimization techniques Experience with Oracle Enterprise Manager (OEM) for installation, upgrades, administration, and monitoring Knowledge of More ❯

responsibilities will include: Designing and optimising a BigQuery-based data warehouse, ensuring scalability and efficiency. Building and maintaining ELT pipelines using dbt, enabling seamless data transformation. Developing and implementing performance tuning strategies to optimise query execution and cost efficiency. Working with stakeholders to understand business needs, translating them into effective data models. Creating clear and comprehensive documentation to … dbt, including building and optimising data models. Proficiency in SQL for large-scale data transformations. Experience in ELT processes and best practices for cloud-based data warehousing. Knowledge of performance tuning techniques for optimising BigQuery queries and costs. Familiarity with cloud services (GCP, Terraform, Airflow, etc.) and their integration with BigQuery. HOW TO APPLY Please register your interest More ❯

/WAN, cloud networking, VPN, SD-WAN and zero-trust models, ensuring suitability for a multi-GSC tier environment. Ensure all network solutions meet required levels of security, resilience, performance and scalability, and that they are subject to appropriate architectural governance and design assurance. Act as a subject matter expert on networking within major programmes, actively contributing to architecture … Experience in implementing and assuring secure and controlled data transfer mechanisms between trusted and untrusted network zones, including one-way and brokered transfer patterns where required. Experience in network performance tuning, telemetry, monitoring and fault diagnosis across distributed environments, ensuring reliability, scalability and alignment with operational SLAs and architectural best practices. Desirable criteria, only to be assessed in … against these behaviours during the selection process: Leadership Seeing the Big Picture Technical skills We'll assess you against these technical skills during the selection process: Experience in network performance tuning, telemetry, monitoring, and fault diagnosis across distributed environments, ensuring reliability, scalability and alignment with operational SLAs and architectural best practices. Experience in designing, delivering, and assuring enterprise More ❯

IT modernization, security, and analytics, DXC enables enterprises to thrive in a rapidly evolving digital landscape. Our clients rely on us to provide end-to-end solutions that improve performance, security, and scalability across their IT infrastructure. Job Summary: As a Senior Database Administrator (DBA) at DXC Technology, you will be responsible for designing, implementing, and maintaining robust database … solutions that support enterprise infrastructure services. This role involves working with cloud and on-premises databases, ensuring high availability, security, and performance while supporting database migrations, automation, and modernization efforts. You will collaborate with cross-functional teams to optimize database architectures and contribute to the continuous improvement of infrastructure services. Key Responsibilities: Lead and manage database infrastructure services, including … deployment, migration, and administration of databases (SQL, Oracle, PostgreSQL, etc.). Ensure high availability, security, and optimal performance of database environments. Support the development and execution of database infrastructure strategies and modernization projects. Monitor and maintain database health, backups, disaster recovery, and performance tuning. Collaborate with cross-functional teams to align database solutions with business and IT requirements. More ❯

business is actively expanding as there is additional headcount for a number trade platform specialist Java Development with a focus on either/or Quantitative Development or low-latency performance optimization. You will be working on greenfield projects to build out and enhance their low latency trading systems. THE ROLE: Working in a fast-paced trading environment as a … tune trading strategies across both spot and derivative markets. Based directly on the trading floor, you will play a crucial role in enhancing execution logic, automating workflows, and ensuring performance at scale for a high-frequency, multi-exchange setup. You will focus on optimising every component of the trading stackincluding multi-threading, network communication, order processing, and execution logicto … achieve ultra-low latency and high throughput. Robust monitoring, alerting, and performance tracking ensure system reliability. The team has deep expertise in trading protocols, messaging systems, network architectures, and concurrent computing to support a complex, high-frequency trading landscape. KEY RESPONSIBILITIES: Build and refine algorithmic trading models for use across various digital asset exchanges Improve and maintain dynamic hedging More ❯

The Trading Infrastructure team is building a high-performance, front-to-back Trading Platform that supports multi-asset trading. The platform is designed to handle financial instruments with low-latency execution, robust risk controls, and seamless integration across trading, risk, operations, and finance workflows. The system is built with a modular architecture encompassing core components such as market data … and fully deterministic design principles to ensure traceable and predictable system behavior. Collaborate closely with product and trading teams to translate requirements into performant, production-ready solutions. Participate in performance profiling, JVM tuning, and debugging complex issues in production. Develop and maintain automated test suites and CI/CD pipelines. Engage in code reviews, architecture discussions, and technical … designing fully deterministic systems. Solid knowledge of time-series and analytical databases like ClickHouse; exposure to kdb+ or InfluxDB is a plus. Experience with distributed systems, message queues, and performance tuning at the network and application layer. Comfortable using AI-powered development tools to enhance code quality and development speed. Strong testing discipline including TDD, benchmarking, and resilience More ❯

the-box capabilities, integrations, and strategic customizations. Technical Advisory & Governance: Act as a subject matter expert and technical advisor to clients and internal teams, providing guidance on platform capabilities, performance optimization, security, and scalability. Establish technical governance to ensure solution integrity. Requirement Analysis & Solution Design: Collaborate with business stakeholders to gather and analyze complex requirements, translating them into comprehensive … leveraging various integration methods (e.g., REST, SOAP, JDBC, MID Server). Technical Oversight & Quality Assurance: Provide technical oversight to development teams, ensuring adherence to architectural patterns, coding standards, and performance best practices. Participate in code reviews and ensure solution quality. Prototyping & Demonstrations: Lead the creation of technical prototypes and conduct demonstrations of proposed ServiceNow solutions, showcasing platform capabilities and … addressing client requirements. Performance Tuning & Optimization: Identify and address performance bottlenecks, ensuring the scalability and optimal performance of ServiceNow applications. Advanced Scripting & Development: Possess expert-level experience with ServiceNow scripting (Server-side JavaScript, GlideRecord, GlideSystem, UI Policies, Business Rules, Client Scripts, Script Includes) and the development of custom applications. Agile Leadership: Guide agile development teams from More ❯

the-box capabilities, integrations, and strategic customizations. Technical Advisory & Governance: Act as a subject matter expert and technical advisor to clients and internal teams, providing guidance on platform capabilities, performance optimization, security, and scalability. Establish technical governance to ensure solution integrity. Requirement Analysis & Solution Design: Collaborate with business stakeholders to gather and analyze complex requirements, translating them into comprehensive … leveraging various integration methods (e.g., REST, SOAP, JDBC, MID Server). Technical Oversight & Quality Assurance: Provide technical oversight to development teams, ensuring adherence to architectural patterns, coding standards, and performance best practices. Participate in code reviews and ensure solution quality. Prototyping & Demonstrations: Lead the creation of technical prototypes and conduct demonstrations of proposed ServiceNow solutions, showcasing platform capabilities and … addressing client requirements. Performance Tuning & Optimization: Identify and address performance bottlenecks, ensuring the scalability and optimal performance of ServiceNow applications. Advanced Scripting & Development: Possess expert-level experience with ServiceNow scripting (Server-side JavaScript, GlideRecord, GlideSystem, UI Policies, Business Rules, Client Scripts, Script Includes) and the development of custom applications. Agile Leadership: Guide agile development teams from More ❯

the-box capabilities, integrations, and strategic customizations. Technical Advisory & Governance: Act as a subject matter expert and technical advisor to clients and internal teams, providing guidance on platform capabilities, performance optimization, security, and scalability. Establish technical governance to ensure solution integrity. Requirement Analysis & Solution Design: Collaborate with business stakeholders to gather and analyze complex requirements, translating them into comprehensive … leveraging various integration methods (e.g., REST, SOAP, JDBC, MID Server). Technical Oversight & Quality Assurance: Provide technical oversight to development teams, ensuring adherence to architectural patterns, coding standards, and performance best practices. Participate in code reviews and ensure solution quality. Prototyping & Demonstrations: Lead the creation of technical prototypes and conduct demonstrations of proposed ServiceNow solutions, showcasing platform capabilities and … addressing client requirements. Performance Tuning & Optimization: Identify and address performance bottlenecks, ensuring the scalability and optimal performance of ServiceNow applications. Advanced Scripting & Development: Possess expert-level experience with ServiceNow scripting (Server-side JavaScript, GlideRecord, GlideSystem, UI Policies, Business Rules, Client Scripts, Script Includes) and the development of custom applications. Agile Leadership: Guide agile development teams from More ❯

the-box capabilities, integrations, and strategic customizations. Technical Advisory & Governance: Act as a subject matter expert and technical advisor to clients and internal teams, providing guidance on platform capabilities, performance optimization, security, and scalability. Establish technical governance to ensure solution integrity. Requirement Analysis & Solution Design: Collaborate with business stakeholders to gather and analyze complex requirements, translating them into comprehensive … leveraging various integration methods (e.g., REST, SOAP, JDBC, MID Server). Technical Oversight & Quality Assurance: Provide technical oversight to development teams, ensuring adherence to architectural patterns, coding standards, and performance best practices. Participate in code reviews and ensure solution quality. Prototyping & Demonstrations: Lead the creation of technical prototypes and conduct demonstrations of proposed ServiceNow solutions, showcasing platform capabilities and … addressing client requirements. Performance Tuning & Optimization: Identify and address performance bottlenecks, ensuring the scalability and optimal performance of ServiceNow applications. Advanced Scripting & Development: Possess expert-level experience with ServiceNow scripting (Server-side JavaScript, GlideRecord, GlideSystem, UI Policies, Business Rules, Client Scripts, Script Includes) and the development of custom applications. Agile Leadership: Guide agile development teams from More ❯

FinTech) Location: London (Hybrid) Are you an experienced Java Developer with a passion for working on cutting-edge, low-latency systems? Join a dynamic and innovative fintech, delivering high-performance solutions in the world of financial markets. We're looking for a talented Mid/Senior Java Developer to contribute to our mission of building the fastest, most reliable … systems in the industry. What You'll Do: Design, develop, and maintain high-performance, low-latency Java applications for mission-critical trading systems. Work on optimising throughput and minimizing latency to meet the demands of real-time financial markets. Collaborate with cross-functional teams to deliver scalable solutions that handle large volumes of data with minimal delay. Troubleshoot and … resolve performance bottlenecks and implement solutions that enhance system reliability. Participate in full SDLC, from technical design through to testing, deployment, and monitoring. What You'll Bring: 5+ years of professional Java development experience, with a focus on performance and low-latency applications. Strong knowledge of multithreading, concurrency, and memory management in Java. Experience with low-level performance More ❯

proof-of-concept projects, perform enterprise portfolio assessments, review operational best practices and conduct skills transfer workshops. AWS consultants collaborate with customers and partners to address security and compliance, performance and scale, availability and manageability. They advise customers on data platforms using the full range of AWS services. They also assist with the non-technical change management work on … Our continual innovation is fueled by the bold ideas, fresh perspectives, and passionate voices our teams bring to everything we do. Mentorship & Career Growth We're continuously raising our performance bar as we strive to become Earth's Best Employer. That's why you'll find endless knowledge-sharing, mentorship and other career-advancing resources here to help you … large datasets. - Coding proficiency in at least one modern programming language (Python, Ruby, Java, etc) - Experience building data products incrementally and integrating and managing datasets from multiple sources - Query performance tuning skills using Unix profiling tools and SQL - Experience leading large-scale data warehousing and analytics projects, including using AWS technologies - Redshift, S3, EC2, Data-pipeline and other More ❯

collaborate with some of the most well-known footballers in the industry. This position offers significant opportunities for professional growth within sports analytics and the potential to impact sports performance through advanced technology, making it an ideal setting for those passionate about leveraging cutting-edge technology to make meaningful contributions in the world of sports analytics. Key responsibilities for … the role of Front-End Developer include: Build responsive, accessible, and high-performance front-end interfaces using Next.js, React.js, and Tailwind CSS. Collaborate with designers, analysts, performance staff, and backend/cloud engineers to create modern, cloud-ready applications. Develop analytics dashboards for coaches and performance staff to explore match, player, and training data. Design and implement … internal tools to improve workflows across operations, logistics, and club management. Optimize applications for performance, reliability, and scalability, with an emphasis on cloud integration. Contribute to CI/CD processes, deployments, and frontend build pipelines in a cloud-based environment. As the selected Front-End Developer, your background will include: 3+ years industry experience in a Front-End Developer More ❯

Consulting Engineer (NCE) to design and implement next-generation VXLAN EVPN-based data center networks that support hypercomputing and AI infrastructure. This role is central to enabling the high-performance, low-latency environments required for multi-GPU clusters, distributed training pipelines, and scalable AI workloads. The ideal candidate will bring deep expertise in VXLAN, BGP, EVPN, RoCEv2, and fabric … a solid understanding of the networking demands of large-scale AI and HPC environments. Key Responsibilities: •Design, deploy, and manage VXLAN EVPN-based fabric networks supporting AI and high-performance computing workloads. •Build scalable spine-leaf architectures using Cisco Nexus 9000 or Arista switches, ensuring efficient Layer 2/Layer 3 segmentation and workload mobility. •Optimize network performance … virtualization platforms such as VMware NSX, KVM, and Hyper-V, as well as Kubernetes-based AI infrastructure. •Collaborate with compute, storage, and DevOps teams to ensure end-to-end performance across AI training, fine-tuning, inference, and ETL pipelines. •Drive network automation efforts using tools such as Python, Ansible, and Terraform, enabling Infrastructure-as-Code (IaC) for repeatable More ❯

Consulting Engineer (NCE) to design and implement next-generation VXLAN EVPN-based data center networks that support hypercomputing and AI infrastructure. This role is central to enabling the high-performance, low-latency environments required for multi-GPU clusters, distributed training pipelines, and scalable AI workloads. The ideal candidate will bring deep expertise in VXLAN, BGP, EVPN, RoCEv2, and fabric … a solid understanding of the networking demands of large-scale AI and HPC environments. Key Responsibilities: •Design, deploy, and manage VXLAN EVPN-based fabric networks supporting AI and high-performance computing workloads. •Build scalable spine-leaf architectures using Cisco Nexus 9000 or Arista switches, ensuring efficient Layer 2/Layer 3 segmentation and workload mobility. •Optimize network performance … virtualization platforms such as VMware NSX, KVM, and Hyper-V, as well as Kubernetes-based AI infrastructure. •Collaborate with compute, storage, and DevOps teams to ensure end-to-end performance across AI training, fine-tuning, inference, and ETL pipelines. •Drive network automation efforts using tools such as Python, Ansible, and Terraform, enabling Infrastructure-as-Code (IaC) for repeatable More ❯

and technical design decisions Collaborate with product, design, and platform teams to align on feature delivery Write clean, maintainable code and participate in peer code reviews Optimise applications for performance, scalability, and user experience Ensure high standards of security, accessibility, and testing across the codebase Support platform improvements and contribute to continuous delivery practices Skills & Experience Required Strong experience … and/or modern languages like Python , Ruby , Scala , or Rust Solid understanding of API design and integration Track record of delivering end-to-end web applications Knowledge of performance tuning and front-end optimisation Comfortable in Agile environments with CI/CD and DevOps principles Strong communication skills with a collaborative, solutions-focused mindset Desirable Experience with More ❯

scale structured and unstructured datasets, leveraging both relational and non-relational data stores (object storage, key-value/document databases, graph, and column-family stores) to deliver reliable, high-performance data solutions. This role requires strong problem-solving skills, attention to detail, and the ability to collaborate with cross-functional teams to translate business needs into technical data solutions. … ensuring data engineering best practices are being followed Experience with hardware provisioning, forecasting hardware usage, and managing to a budget Exposure to large databases, BI applications, data quality and performance tuning BASIC QUALIFICATIONS 3+ years of data engineering experience Experience with data modeling, warehousing and building ETL pipelines Experience with SQL PREFERRED QUALIFICATIONS 5+ years of data engineering More ❯

points if you have experience with: Data warehouse platforms like Snowflake Python or similar scripting for tooling and automation DevOps practices (CI/CD pipelines, monitoring, log management) SQL performance tuning and data modelling concepts Please note: My client cannot offer sponsorship and can only accept candidates with the right to work in the UK . Contact: Matt More ❯

is based in Oxford and London, with a centre of mass in our Islington lab. Functions of the Role Understand and implement business needs, new features and modification requests Performance tuning and automation of applications Write efficient, reusable, and scalable code based on current software systems Fine-tune and develop cloud infrastructure for data driven applications Test and More ❯