1 to 25 of 501 Performance Tuning Jobs in the UK

who will be responsible for implementation, support and maintenance of mission critical database environments. The administration of these environments includes clustering, storage, securing, monitoring, performance tuning, troubleshooting, and disaster recovery. This person will help manage and support current and future database and storage environments and initiatives, and proactively … up with the dynamic and growing business needs of DRW. Responsibilities: Proactively manage and optimize various database platforms and related OS environments Perform database performance and query tuning Implement and maintain production and non-production databases Perform database backups, restores, log shipping, mirroring and replication, etc. Work with … system engineering team on database server installations, configurations, system performance tuning and capacity planning Collaborate with development teams on database design, implementation and usage optimization Respond to production and business-critical issues and needs Position Requirements: 5+ years of production Oracle database engineering experience 5+ years of production More ❯

Mainframe Performance QA Engineer BCP Special Pool IRC248855 Job: IRC248855 Location: United Kingdom - London Designation: Lead Test Engineer Experience: 5-10 years Function: Quality Assurance Skills: DB2, IBM IMS, JCL, Performance testing/tuning, z/OS Work Model: Remote, Hybrid The client is a world-leading … years of hands-on experience: Good knowledge of IMS (log (IMS type 07 and Type 56FA) and ABEND analysis, DC Monitor (DFSUTR20), STROBE, Performance Analyzer, IMSASAP/GPAR, ability to read SYSUDUMPs, etc.) Performance tuning techniques: OS (z/OS,) Database (IMS, DB2) with focus on IMS … tuning Strong expertise in performance testing and tuning Strong technical QA experience Excellent skills in defining, documenting, and analyzing test strategy, test plan, test cases, and test results Excellent test case execution and troubleshooting skills Testing proficiency (release-specific testing, regression testing) Testing in a Waterfall environment More ❯

a highly skilled Siebel Developer looking to contribute to a dynamic and innovative team. If you are passionate about enterprise application development, integration, and performance optimisation, we encourage you to apply and be part of an exciting digital transformation journey. CGI was recognised in the Sunday Times Best Places … designing, developing, and maintaining enterprise-scale Siebel solutions. You will be responsible for supporting the full software development lifecycle (SDLC), ensuring seamless integration, optimal performance, and a robust Siebel infrastructure. Working within a multi-functional team, you will collaborate with developers, testers, and business analysts to gather requirements, assess … expected to manage and optimise Siebel Dev and SIT environments, ensuring a smooth migration of changes from development to testing. You will contribute to performance tuning initiatives, identifying and resolving bottlenecks in online and batch integrations to enhance system reliability. A key aspect of your responsibilities will include More ❯

a highly skilled Siebel Developer looking to contribute to a dynamic and innovative team. If you are passionate about enterprise application development, integration, and performance optimisation, we encourage you to apply and be part of an exciting digital transformation journey. CGI was recognised in the Sunday Times Best Places … designing, developing, and maintaining enterprise-scale Siebel solutions. You will be responsible for supporting the full software development lifecycle (SDLC), ensuring seamless integration, optimal performance, and a robust Siebel infrastructure. Working within a multi-functional team, you will collaborate with developers, testers, and business analysts to gather requirements, assess … expected to manage and optimise Siebel Dev and SIT environments, ensuring a smooth migration of changes from development to testing. You will contribute to performance tuning initiatives, identifying and resolving bottlenecks in online and batch integrations to enhance system reliability. A key aspect of your responsibilities will include More ❯

Job summary The Performance & Business Intelligence Team has a fantastic opportunity for an enthusiastic professional to join our team as Business Analytics Manager. We are looking for a motivated, proactive self-driven individual who is ready and willing to make an impact in our small team. We are a … be passionate about delivering positive change, embrace problem-solving opportunities, and take pride in data quality. You will be responsible for the production of performance reports, the development of new dashboards in Power BI while overseeing the maintenance and modifying existing ones, creating and running SQL queries to provide … the role. This role is hybrid, with a mix of home working and office. Main duties of the job The overall purpose of the Performance and Business Intelligence manager role is to identify and support performance improvement and sustainability by developing and managing robust performance management processes More ❯

and maintain PostgreSQL databases hosted on Amazon Aurora and RDS. The ideal candidate will have extensive experience in database architecture, cloud-native database solutions, performance tuning, and implementing best practices for availability, scalability, and security. This role requires hands-on technical expertise and strong collaboration with developers, architects … Design and implement database schemas, partitioning strategies, and indexing solutions. Ensure high availability, disaster recovery, and scalability of database systems using AWS-native solutions. Performance Tuning and Optimization Diagnose and resolve performance bottlenecks, including slow queries, locks, and resource contention. Conduct regular health checks, indexing reviews, and … Conduct regular testing of disaster recovery plans. Monitoring and Troubleshooting Set up and manage monitoring tools like CloudWatch, Datadog, or Prometheus to track database performance and availability. Troubleshoot and resolve complex database issues in real time. Collaboration and Documentation Work closely with developers to optimise application queries and database More ❯

Embedded DevOps Engineer to join our dynamic team. This role involves leading the design, implementation, and maintenance of our cloud infrastructure, ensuring high availability, performance, and security. You will collaborate closely with development teams to optimize cloud resources and enhance system reliability, while also contributing to the development and … compliance of our systems, adhering to industry standards and regulations. Business Continuity: Develop and maintain business continuity plans to ensure system resilience. Troubleshooting and Performance Tuning: Utilize strong troubleshooting skills, log analysis, and performance tuning to maintain system health. Technical Documentation: Create technical documentation and train … communication skills to collaborate effectively with cross-functional teams and stakeholders. Proactive Problem-Solving: Proactive approach to identifying and mitigating potential system failures and performance bottlenecks. ️ Is This You? Proven Expertise: 8+ years of experience in software and DevOps engineering. Cloud Platform Experience: 3+ years of professional experience working More ❯

be responsible for designing, implementing, managing, and optimizing Azure SQL database environments. This role requires expertise in cloud-based database administration, high availability solutions, performance tuning, and security best practices. You will collaborate with development, infrastructure, and security teams to ensure efficient database operations that align with business … objectives. Main Duties and Responsibilities Design, implement, and maintain Azure SQL databases to support business applications. Monitor and optimize database performance, security, and availability. Configure and manage high availability and disaster recovery (HA/DR) solutions such as Always On Availability Groups. Perform database tuning, indexing, and query … . Expertise in database backup, recovery, and disaster recovery planning. Experience implementing security best practices, including RBAC, encryption, and auditing . Strong understanding of performance tuning techniques , including indexing strategies and query optimization. Familiarity with PowerShell scripting and Infrastructure as Code (IaC) tools such as Terraform or ARM More ❯

Senior Java Developer – High-Performance FX Trading We’re working on behalf of a prestigious financial services organization to source a highly skilled Senior Java Developer with a strong background in building high-performance, low-latency trading systems. This is an exciting opportunity to contribute to the evolution … while collaborating closely with cross-functional teams that include product leads, architects, and operations specialists. Key Responsibilities: Application Development: Design, develop, and maintain high-performance FX Matching applications using Java. Apply event-driven architecture principles to create scalable and responsive systems. Conduct OS-level and Java performance tuning … efforts and maintain automated test frameworks. Promote secure coding practices and contribute to compliance and risk mitigation strategies. Key Requirements: Proven experience building high-performance systems for FX or similar financial trading applications. Bachelor’s degree in Computer Science, Engineering, or a related technical field. Strong expertise in low More ❯

are seeking a skilled and passionate HPC Engineer to join our Infrastructure Engineering team. This role focuses on managing, supporting, and evolving our High Performance Computing (HPC) environment while driving innovation through automation and modern cloud technologies. You’ll play a key role in ensuring the performance, availability … and scalability of HPC systems used by engineering teams across the organization. From managing workload schedulers to enhancing security and performance tuning, you will be at the heart of our mission to deliver world-class compute infrastructure. Key Responsibilities: Operate and support HPC clusters , including job scheduling , resource … management , and performance tuning . Work closely with engineering teams to ensure optimal usage of HPC systems for compute-intensive workloads. Manage and support HPC workload management tools , such as IBM Spectrum LSF . Automate common administrative and maintenance tasks using Shell, Bash, or Python scripting . Ensure More ❯

are seeking a skilled and passionate HPC Engineer to join our Infrastructure Engineering team. This role focuses on managing, supporting, and evolving our High Performance Computing (HPC) environment while driving innovation through automation and modern cloud technologies. You’ll play a key role in ensuring the performance, availability … and scalability of HPC systems used by engineering teams across the organization. From managing workload schedulers to enhancing security and performance tuning, you will be at the heart of our mission to deliver world-class compute infrastructure. Key Responsibilities: Operate and support HPC clusters , including job scheduling , resource … management , and performance tuning . Work closely with engineering teams to ensure optimal usage of HPC systems for compute-intensive workloads. Manage and support HPC workload management tools , such as IBM Spectrum LSF . Automate common administrative and maintenance tasks using Shell, Bash, or Python scripting . Ensure More ❯

are seeking a skilled and passionate HPC Engineer to join our Infrastructure Engineering team. This role focuses on managing, supporting, and evolving our High Performance Computing (HPC) environment while driving innovation through automation and modern cloud technologies. You’ll play a key role in ensuring the performance, availability … and scalability of HPC systems used by engineering teams across the organization. From managing workload schedulers to enhancing security and performance tuning, you will be at the heart of our mission to deliver world-class compute infrastructure. Key Responsibilities: Operate and support HPC clusters , including job scheduling , resource … management , and performance tuning . Work closely with engineering teams to ensure optimal usage of HPC systems for compute-intensive workloads. Manage and support HPC workload management tools , such as IBM Spectrum LSF . Automate common administrative and maintenance tasks using Shell, Bash, or Python scripting . Ensure More ❯

technologies. Scripting: SQL, PL/SQL, Shell, PowerShell. Tools: pgAdmin, SSMS, Oracle Enterprise Manager, AWS RDS, Azure SQL, etc. Backup solutions, monitoring tools, and performance tuning utilities. Minimum Qualifications: Degree or equivalent qualification; 2-3 years of Database Administration experience. Duties and Responsibilities: Database Management & Maintenance Install, configure … and upgrade database management systems (DBMS) such as Oracle, SQL Server, MySQL, PostgreSQL, etc. Perform routine maintenance including backups, updates, and patches. Monitor database performance and tune for efficiency (indexing, query optimization, etc.). Manage database storage and capacity planning. Security & Compliance Implement and manage database security policies including … recovery strategies. Perform regular data backups and test restoration procedures. Respond quickly to restore data in the event of a failure or breach. Monitoring & Performance Tuning Monitor database activity and usage. Analyze slow-running queries and make recommendations for optimization. Use tools to track performance metrics and More ❯

Location: London, UK About the Client: We are partnering with an exciting, disruptive technology company at the forefront of machine learning (ML) and high-performance GPU computing. This innovative firm is leveraging cutting-edge GPU technology to optimize machine learning algorithms and computational models, powering the next wave of … AI and data-driven applications. Their mission is to drive performance optimization in ML and AI workloads, transforming industries such as autonomous vehicles, healthcare, and immersive gaming experiences. This is a fantastic opportunity for someone passionate about low-level systems programming and ML optimization to be part of a … the future of technology. The Role: We are seeking a Low-Level C++ Engineer to join their team and work directly on optimizing GPU performance for machine learning (ML) workloads. As part of the ML optimization team, you will be responsible for developing and fine-tuning GPU-level More ❯

Location: London, UK About the Client: We are partnering with an exciting, disruptive technology company at the forefront of machine learning (ML) and high-performance GPU computing. This innovative firm is leveraging cutting-edge GPU technology to optimize machine learning algorithms and computational models, powering the next wave of … AI and data-driven applications. Their mission is to drive performance optimization in ML and AI workloads, transforming industries such as autonomous vehicles, healthcare, and immersive gaming experiences. This is a fantastic opportunity for someone passionate about low-level systems programming and ML optimization to be part of a … the future of technology. The Role: We are seeking a Low-Level C++ Engineer to join their team and work directly on optimizing GPU performance for machine learning (ML) workloads. As part of the ML optimization team, you will be responsible for developing and fine-tuning GPU-level More ❯

end focused and is a hands-on technical leadership position , where you will be responsible for driving the design, development, and delivery of high-performance software solutions. While you will have some team management responsibilities, the primary focus of this role is technical excellence, ensuring that the team follows … Hands-on development: Lead by example, writing high-quality, well-tested Java code. Technical Leadership: Guide the team in best practices for software architecture, performance optimization , and maintainability. Design and problem-solving: Drive the design of complex systems, ensuring scalability, security, and reliability. Code reviews and mentorship: Provide guidance … and feedback through code reviews, fostering a culture of engineering excellence. Continuous improvement: Identify and drive technical improvement, such as refactoring, performance tuning, and new technology adoption. Collaboration: Work closely with Product UX, and other engineering teams to deliver high-value features. Team Support: While this is not More ❯

during transformation Collaborate with data architects, GCP engineers, and business stakeholders to ensure smooth transition Apply best practices in data modeling, workload management, and performance tuning Support transformation testing and data validation efforts Document architecture, ETL logic, and data flow processes Ensure compliance with data governance and security … policies during migration Participate in performance reviews and recommend improvements across the data landscape Mentor junior engineers and contribute to knowledge-sharing within the team ?? Key Skills & Experience Extensive hands-on experience with Teradata and other enterprise data warehouses Strong knowledge of Teradata architecture, star/snowflake schemas, and … TDWM Proven experience with Teradata-to-GCP data warehouse migration Deep knowledge of ETL processes, data warehousing concepts, and data modeling Experience with Teradata performance tuning, partitioning strategies, and workload management (TASM) Strong problem-solving skills and ability to work in a fast-paced, collaborative environment Excellent communication More ❯

including Life Assurance, Private Health Cover, Pension Scheme, and More Your Skills/Background: Design and Build of High Volume Database Architectures TSQL, SQL, Performance Tuning Who we are: We're Sprint Enterprise Technology - a small, high-impact fintech company, doing big things in the UK wealth management … private cloud, carefully managed by our own Infrastructure Engineers and our hosting partners. We run a network of SQL Servers, ensuring high availability and performance for our data-driven solutions. Our product FINIO is the award winning data hub that connects investment platforms, discretionary fund managers with software providers … financial technology solutions. This is a fully remote opportunity within the fintech sector. About you: An expert in the design and build of high performance/high volume database architectures Highly proficient in TSQL including Stored Procedures, Views, Triggers, and UDF's Have in-depth knowledge of SQL Internal More ❯

management and training, with closer integration of data across these domains. Comply365 ensures our customers' teams and assets are always geared for peak operational performance and unlocks unparalleled financial and operational gains through more streamlined, robust, and agile operations. Our culture truly sets us apart at Comply365. In addition … urgency of issues and facilitate follow-up and resolution accordingly, including service quality initiatives to support a "five nines" product availability environment. Complete ongoing performance tuning, hardware upgrades, and resource optimization as required. Configure CPU, memory, and disk partitions as required. Participate in the design, implementation, and management … and IAM. EKS would be a bonus. Broad experience with cloud adoption, including WAR and FTR, prototyping of new environments, server builds, data migration, performance tuning of cloud environments. Technical knowledge of infrastructure components such as Network, Storage, Linux/Windows, Application knowledge of Java, Node, and IT More ❯

committed to achieving net zero by 2040. Key Responsibilities Collaborate with the DBA team to optimize database queries and improve ETL job performance. Perform performance tuning of ETL processes to meet project requirements and deadlines. Troubleshoot and resolve issues related to ETL processes, data integration, and system performance. … Informatica PowerCenter (ETL tool) including designing and developing mappings, workflows, and sessions. Solid understanding of data modeling concepts and data warehousing. Practical experience on performance tuning techniques for ETL jobs. Excellent problem-solving skills and ability to work independently or in a team. Strong communication and documentation skills. More ❯

committed to achieving net zero by 2040. Key Responsibilities Collaborate with the DBA team to optimize database queries and improve ETL job performance. Perform performance tuning of ETL processes to meet project requirements and deadlines. Troubleshoot and resolve issues related to ETL processes, data integration, and system performance. … Informatica PowerCenter (ETL tool) including designing and developing mappings, workflows, and sessions. Solid understanding of data modeling concepts and data warehousing. Practical experience on performance tuning techniques for ETL jobs. Excellent problem-solving skills and ability to work independently or in a team. Strong communication and documentation skills. More ❯

Sr. OS Performance Expert - Global tech/telecom business - Cambridge, UK We have partner with a Global Tech organization seeking a Senior OS Performance Expert to optimize the performance of next-generation mobile operating systems. amongst other responsibilities you will be responsible for enhancing responsiveness, resource management … power efficiency, and overall user experience through system architecture improvements and performance tuning. Key Responsibilities: System Performance Optimization: Research and develop runtime resource management and control policies. Analyze and improve kernel task scheduling and frequency modulation mechanisms. Identify and resolve system performance bottlenecks for smoother operation. Contribute … optimal performance. Enhance power efficiency and heat management solutions. OS Application Architecture & Optimization: Improve application interaction, user experience, and performance. Design and optimize high-performance core modules. Solve critical challenges in application architecture and system APIs. Stay ahead of industry trends and research in OS application technologies. Performance More ❯

Sr. OS Performance Expert - Global tech/telecom business - Cambridge, UK We have partner with a Global Tech organization seeking a Senior OS Performance Expert to optimize the performance of next-generation mobile operating systems. amongst other responsibilities you will be responsible for enhancing responsiveness, resource management … power efficiency, and overall user experience through system architecture improvements and performance tuning. Key Responsibilities: System Performance Optimization: Research and develop runtime resource management and control policies. Analyze and improve kernel task scheduling and frequency modulation mechanisms. Identify and resolve system performance bottlenecks for smoother operation. Contribute … optimal performance. Enhance power efficiency and heat management solutions. OS Application Architecture & Optimization: Improve application interaction, user experience, and performance. Design and optimize high-performance core modules. Solve critical challenges in application architecture and system APIs. Stay ahead of industry trends and research in OS application technologies. Performance More ❯

Sr. OS Performance Expert - Global tech/telecom business - Cambridge, UK We have partner with a Global Tech organization seeking a Senior OS Performance Expert to optimize the performance of next-generation mobile operating systems. amongst other responsibilities you will be responsible for enhancing responsiveness, resource management … power efficiency, and overall user experience through system architecture improvements and performance tuning. Key Responsibilities: System Performance Optimization: Research and develop runtime resource management and control policies. Analyze and improve kernel task scheduling and frequency modulation mechanisms. Identify and resolve system performance bottlenecks for smoother operation. Contribute … optimal performance. Enhance power efficiency and heat management solutions. OS Application Architecture & Optimization: Improve application interaction, user experience, and performance. Design and optimize high-performance core modules. Solve critical challenges in application architecture and system APIs. Stay ahead of industry trends and research in OS application technologies. Performance More ❯

per annum About the Role: We are seeking a skilled SQL Database Administrator (DBA) to join our client's team, responsible for optimising performance, improving system efficiencies, and ensuring the stability of SQL Server databases. You will play a key role in database design, data restructuring, and managing SQL … processes vast quantities of data daily, including real-time customer quotations, making this a dynamic and impactful role. Key Responsibilities for the SQL DBA: Performance tuning and optimisation of SQL Server databases. Enhancing system efficiencies to improve reliability and speed. Designing and restructuring databases to meet business needs. … improve database design and performance. Skills & Experience Required for the SQL DBA: Strong experience with SQL Server, including SSRS and SSIS. Expertise in database performance tuning, troubleshooting, and optimisation. Knowledge of data security, GDPR compliance, and retention policies. Ability to manage high-volume, real-time data processing. Experience More ❯