1 to 25 of 106 Performance Tuning Jobs in London

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 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-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 ❯

product outputs in Real Time. Technologies and techniques such as highly multi-threaded Java, Sharded Mongo DB and caching are used in the stack to provide the scale and performance that the product requires. Skills: - Core Server Side Java including Data Structures and Concurrency - Spring, Junit - Linux - Relational Databases (Sybase and/or DB2 is preferable) with ability to … Knowledge and desire to use agile software development practices Skills Desired: - JMS, MQ, Kafka - MongoDB - Knowledge of a range of common Open Source libraries used in Java development - Database performance tuning (relational and document) - Python/Shell Scripting - Financial domain knowledge (eg Equities) Glasgow based - hybrid - Inside IR35 By applying to this job you are sending us your 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 ❯

Start - ASAP, need to have the ability to start by 8th August Spec - PURPOSE OF POST: Load Testing Plan and Execution DataOps practices (CI/CD for schema) Query tuning & execution plan analysis Governance, auditing, and compliance enforcement Working with developers to write scalable SQL Proactive anomaly detection using Query Store or Extended Events QUALIFICATIONS/SKILLS/ATTRIBUTES … Proven experience as a DBA for 5+ years Strong proficiency with Microsoft SQL Server Experience with database monitoring and diagnostic tools (e.g., SQL Profiler, Redgate, SolarWinds) Hands-on with performance tuning and optimization (PTO) Experience in backup and recovery best practices Familiarity with High Availability and Disaster Recovery (HA/DR) options Proficiency in T-SQL scripting and More ❯

of MongoDB architecture, including sharding, replication, and indexing Experience working with MongoDB Atlas or self-managed clusters Proficiency with Linux systems and shell scripting Familiarity with monitoring tools and performance tuning techniques Experience with backup and disaster recovery processes Review the current Debezium deployment architecture, including Oracle connector configuration, Kafka integration, and downstream consumers. Analyze Oracle database setup … for CDC compatibility (e.g., redo log configuration, supplemental logging, privileges). Evaluate connector performance, lag, and error handling mechanisms. Identify bottlenecks, misconfigurations, or anti-patterns in the current implementation. Provide a detailed report with findings, best practices, and actionable recommendations. Optionally, support implementation of recommended changes and performance tuning. Skills : 4 + years of experience as a MongoDB 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 ❯

development to continuous operation. A deep understanding of the critical aspects of service scalability and high availability as well as monitoring and maintaining deployed features and services ensuring optimal performance and reliability. Database management systems experience including replication, high availability, performance tuning, and complex query optimization. A background in frontend development. Strong knowledge of container orchestration using More ❯