1 to 25 of 399 Performance Tuning Jobs in the UK

integrations, and innovative customizations. Technical Advisory & Governance Act as a subject matter expert and trusted advisor to clients and internal teams on platform capabilities, performance, scalability, and security. Establish governance frameworks to ensure technical consistency, integrity, and adherence to platform best practices. Requirements Analysis & Solution Design Collaborate with business … SOAP, JDBC, and MID Server technologies. Technical Oversight & Quality Assurance Provide technical direction to development teams, ensuring compliance with design patterns, coding standards, and performance guidelines. Conduct code reviews, ensure solution quality, and oversee technical delivery milestones. Prototyping & Demonstrations Lead the creation of technical prototypes and conduct platform demonstrations ...

environments on an ongoing basis. Cloud & Application Operations Proactively monitor infrastructure and application health — including CPU, memory, file systems, databases, batch jobs, and network performance — and respond swiftly to anomalies. Identify and resolve operational issues including infrastructure failures, batch processing errors, network disruptions, and client data feed problems. Troubleshoot … respond to production downtime, performance degradation, and security-related incidents in a timely, structured manner. Perform end-to-end operational duties covering application server health, service availability, and platform integrity in accordance with documented processes and runbooks. Review and manage client service request tickets in adherence to defined SLAs ...

# Lead Performance Test Engineer Apply now## **About the job you're considering**We are seeking a Lead Performance Engineer to lead a team of performance engineers delivering assurance across complex client programmes. You will set the performance strategy, define and agree non-functional requirements … quality gates, and ensure systems are scalable, resilient and ready for production.Working with engineering, architecture, DevOps, SRE, cloud and business teams, you will embed performance engineering throughout the delivery lifecycle**Hybrid working**: The places that you work from day to day will vary according to your role, your needs ...

supporting a large database estate comprising 50+ DB2 subsystems across multiple mainframe platforms and geographies. This role is critical to ensuring the availability, performance, integrity, maintenance, and security of the organization's DB2 infrastructure. You will work closely with application development, infrastructure, operations, and security teams to maintain highly … available and secure DB2 environments while supporting strategic database initiatives, performance optimization, disaster recovery planning, and technology upgrades. The ideal candidate will possess strong technical expertise, excellent troubleshooting capabilities, and the ability to operate independently within a complex enterprise environment. In this role, You will Install, configure, upgrade ...

proactively resolve data pipeline issues across multiple client environments. Design and implement robust CI/CD practices for data workflows and deployments. Lead on performance tuning, data optimisation, and platform reliability improvements. Collaborate with stakeholders to gather requirements, deliver updates, and translate complex data issues into clear actions. … Experience Proven experience as a Data Engineer supporting production data pipelines and platforms. Strong knowledge of T-SQL and SQL Server with experience in performance tuning and query optimisation. Experience with scripting languages such as Python for automation. Hands-on experience with Microsoft Fabric and Azure Data Factory ...

proactively resolve data pipeline issues across multiple client environments. Design and implement robust CI/CD practices for data workflows and deployments. Lead on performance tuning, data optimisation, and platform reliability improvements. Collaborate with stakeholders to gather requirements, deliver updates, and translate complex data issues into clear actions. … Experience Proven experience as a Data Engineer supporting production data pipelines and platforms. Strong knowledge of T-SQL and SQL Server with experience in performance tuning and query optimisation. Experience with scripting languages such as Python for automation. Hands-on experience with Microsoft Fabric and Azure Data Factory ...

proactively resolve data pipeline issues across multiple client environments. Design and implement robust CI/CD practices for data workflows and deployments. Lead on performance tuning, data optimisation, and platform reliability improvements. Collaborate with stakeholders to gather requirements, deliver updates, and translate complex data issues into clear actions. … Experience Proven experience as a Data Engineer supporting production data pipelines and platforms. Strong knowledge of T-SQL and SQL Server with experience in performance tuning and query optimisation. Experience with scripting languages such as Python for automation. Hands-on experience with Microsoft Fabric and Azure Data Factory ...

implement, and maintain Sybase ASE & Sybase IQ database instances, including installation, configuration, upgrades, and patching across Linux/Unix platforms. Perform Sybase & IQ database performance tuning, query optimization, index management, and capacity planning to ensure optimal throughput and minimal downtime. Perform routine Sybase database maintenance activities like housekeeping … restore strategies using dump/load, replication, or backup server. Maintain large-scale IQ databases with terabyte-level storage and ensure optimal bulk loading performance using BCP, IQ load utilities, or ETL tools. Configure and support high-availability solutions such as Sybase Replication Server, Warm Standby, MSA, Failover Clustering ...

Kafka, Pulsar or Pub/Sub. Build optimised, scalable data models to support diverse consumption patterns, applying partitioning, sharding, bucketing and aggregation strategies. Apply performance tuning and optimisation across storage, compute and query layers. Ensure secure handling of data including authentication, authorisation, encryption in transit/at rest … data ingestion, transformation and messaging systems : Kafka, Pulsar, Pub/Sub, etc. Understanding of designing scalable data models for varied access patterns. Experience with performance tuning , cost‐optimisation and scaling strategies. Experience delivering large‐scale big data solutions in batch and/or streaming environments, on cloud ...

behalf of a global IT Services Provider who are looking for a Data Consultant (Cerner/Oracle Health) to support the remediation of performance issues and other problems associated with data pipelines. Key Responsibilities Remediate data pipeline and performance issues Provide DBA expertise across performance tuning … data requirements Requirements: Excellent understanding of Cerner (Oracle Health Data) Advanced SQL skills Minimum 5 years' healthcare sector experience Strong DBA knowledge, particularly performance tuning Strong understanding of data architecture and data structures Knowledge of national healthcare submissions and data dictionaries Excellent problem-solving and stakeholder management skills ...

guide effective development approaches by the engineering teams. Lead the implementation of the most complex and business‐critical changes, setting the standard for quality, performance, and maintainability. Provide hands‐on expertise in Java‐based systems, including concurrency, performance tuning, memory management, and API design. Non‐Functional Ownership … capacity management, ensuring the platform performs predictably under variable and peak loads. Provide deep expertise in working with large databases and data stores, including performance optimisation, data access patterns, and operational scaling. Problem Solving & Technical Decision SupportSolve the most complex and ambiguous technical problems, particularly those spanning multiple components ...

guide effective development approaches by the engineering teams. Lead the implementation of the most complex and business‐critical changes, setting the standard for quality, performance, and maintainability. Provide hands‐on expertise in Java‐based systems, including concurrency, performance tuning, memory management, and API design. Non‐Functional Ownership … capacity management, ensuring the platform performs predictably under variable and peak loads. Provide deep expertise in working with large databases and data stores, including performance optimisation, data access patterns, and operational scaling. Problem Solving & Technical Decision SupportSolve the most complex and ambiguous technical problems, particularly those spanning multiple components ...

processes across Equities, Fixed Income, and Alternatives. This role will partner closely with portfolio managers, quantitative researchers, and business teams to deliver scalable, high-performance solutions that support both technology-owned platforms and business-driven workflows (e.g., co-developed tools such as dashboards and portfolio management utilities). … services, APIs, and microservices supporting portfolio analytics, optimization workflows, and data pipelinesDesign and optimize SQL-based data processing (PostgreSQL, SQL Server), including complex queries, performance tuning, and large-scale ETL workflows. Implement and support distributed, event-driven architectures (e.g., Kafka, asynchronous workflows) for scalable platform execution. Develop ...

Data Factory and Databricks, replacing legacy SSIS pipelines. Identifying opportunities to harden and automate manual steps within the Finance Close workflow Conduct T-SQL performance tuning across on-prem and cloud environments.Conduct T-SQL performance tuning across on-prem and cloud environments. Collaborate with ...

rate limiting. Reduce operational toil by building automation, tooling, and self-service capabilities that remove repetitive manual work. Improve production readiness through load testing, performance tuning, capacity forecasting, chaos engineering and reliability reviews. Lead the response to complex, multi-system production incidents. Facilitate blameless post-mortems to identify … sound knowledge of algorithms, data structures and software design. Knowledge of networking protocols(VPC) , load balancing strategies in a distributed systems environment , database query performance tuning and identify cause for lagging Core Competencies & Soft Skills Ability to analyze complex, distributed systems holistically and understand how individual components interact ...

rate limiting. Reduce operational toil by building automation, tooling, and self-service capabilities that remove repetitive manual work. Improve production readiness through load testing, performance tuning, capacity forecasting, chaos engineering and reliability reviews. Lead the response to complex, multi-system production incidents. Facilitate blameless post-mortems to identify … sound knowledge of algorithms, data structures and software design. Knowledge of networking protocols(VPC) , load balancing strategies in a distributed systems environment , database query performance tuning and identify cause for lagging Core Competencies & Soft Skills Ability to analyze complex, distributed systems holistically and understand how individual components interact ...

clusters in globally distributed data centers. As such, this is a high-impact role with broad scope, from HPC/AI cluster design and performance tuning, to troubleshooting and automation for thousands of nodes. ResponsibilitiesDesign, build, and optimize large-scale distributed GPU compute clustersIdentify and resolve GPU workloads … performance bottlenecks across compute, storage, and networking layersCollaborate with research and development teams to profile, benchmark, and fine-tune GPU-based workloadsAutomate system deployment, monitoring, and troubleshooting across thousands of nodesCollaborate with research, and engineering teams to support evolving workloadsOwn critical infrastructure projects — from concept to implementation and supportTest ...

support, configuration management, and lifecycle maintenance across the network estate for financial services clients. The role focuses on complex incident resolution, change execution, and performance optimisation for SDWAN, WAN, LAN/WLAN, VPN/SASE, and load-balancing environments, ensuring all activities meet stringent regulatory, security, and compliance standards. … audit trails Support onboarding of new sites/services using Zero-Touch Provisioning (ZTP) and Infrastructure-as-Code pipelines Manage routing policies, QoS, wireless performance tuning, and load balancer configuration updates Collaborate with vendor management teams on escalated transport or device issues, ensuring regulatory requirements are met Financial ...

support, configuration management, and lifecycle maintenance across the network estate for financial services clients. The role focuses on complex incident resolution, change execution, and performance optimisation for SDWAN, WAN, LAN/WLAN, VPN/SASE, and load-balancing environments, ensuring all activities meet stringent regulatory, security, and compliance standards. … audit trails Support onboarding of new sites/services using Zero-Touch Provisioning (ZTP) and Infrastructure-as-Code pipelines Manage routing policies, QoS, wireless performance tuning, and load balancer configuration updates Collaborate with vendor management teams on escalated transport or device issues, ensuring regulatory requirements are met Financial ...

transformations Implement robust error handling, replay, recovery and operational support patterns covering technical failures, business validation failures, rejected records and downstream availability issues. Support performance tuning for high-volume integrations, including batching, pagination, payload optimisation, parallel processing and appropriate use of asynchronous patterns. Implement secure integration patterns using … technical and business error-handling frameworks, including logging, notification, retry, replay and reconciliation support. Experience supporting high-volume or business-critical integration processing, including performance tuning and operational support considerations. Ability to produce clear technical design documents, mapping specifications, test evidence, deployment instructions and support handover material. Experience ...

transformations Implement robust error handling, replay, recovery and operational support patterns covering technical failures, business validation failures, rejected records and downstream availability issues. Support performance tuning for high-volume integrations, including batching, pagination, payload optimisation, parallel processing and appropriate use of asynchronous patterns. Implement secure integration patterns using … technical and business error-handling frameworks, including logging, notification, retry, replay and reconciliation support. Experience supporting high-volume or business-critical integration processing, including performance tuning and operational support considerations. Ability to produce clear technical design documents, mapping specifications, test evidence, deployment instructions and support handover material. Experience ...

transformations Implement robust error handling, replay, recovery and operational support patterns covering technical failures, business validation failures, rejected records and downstream availability issues. Support performance tuning for high-volume integrations, including batching, pagination, payload optimisation, parallel processing and appropriate use of asynchronous patterns. Implement secure integration patterns using … technical and business error-handling frameworks, including logging, notification, retry, replay and reconciliation support. Experience supporting high-volume or business-critical integration processing, including performance tuning and operational support considerations. Ability to produce clear technical design documents, mapping specifications, test evidence, deployment instructions and support handover material. Experience ...

transformations Implement robust error handling, replay, recovery and operational support patterns covering technical failures, business validation failures, rejected records and downstream availability issues. Support performance tuning for high-volume integrations, including batching, pagination, payload optimisation, parallel processing and appropriate use of asynchronous patterns. Implement secure integration patterns using … technical and business error-handling frameworks, including logging, notification, retry, replay and reconciliation support. Experience supporting high-volume or business-critical integration processing, including performance tuning and operational support considerations. Ability to produce clear technical design documents, mapping specifications, test evidence, deployment instructions and support handover material. Experience ...

transformations Implement robust error handling, replay, recovery and operational support patterns covering technical failures, business validation failures, rejected records and downstream availability issues. Support performance tuning for high-volume integrations, including batching, pagination, payload optimisation, parallel processing and appropriate use of asynchronous patterns. Implement secure integration patterns using … technical and business error-handling frameworks, including logging, notification, retry, replay and reconciliation support. Experience supporting high-volume or business-critical integration processing, including performance tuning and operational support considerations. Ability to produce clear technical design documents, mapping specifications, test evidence, deployment instructions and support handover material. Experience ...

transformations Implement robust error handling, replay, recovery and operational support patterns covering technical failures, business validation failures, rejected records and downstream availability issues. Support performance tuning for high-volume integrations, including batching, pagination, payload optimisation, parallel processing and appropriate use of asynchronous patterns. Implement secure integration patterns using … technical and business error-handling frameworks, including logging, notification, retry, replay and reconciliation support. Experience supporting high-volume or business-critical integration processing, including performance tuning and operational support considerations. Ability to produce clear technical design documents, mapping specifications, test evidence, deployment instructions and support handover material. Experience ...