1 to 25 of 1,083 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 ❯

edge visualisations to showcase break-through research in health analytics, harness AI for real-time forecasting of energy markets, and advanced football analytics for performance prediction and player scouting and recruitment. What's the role? We’re looking for a DevOps Engineer with Site Reliability Engineering (SRE) skills to … monitoring, and helping the team scale our platform with confidence as we onboard new clients. You'll also lead the effort on load testing, performance tuning, and reliability engineering—ensuring that both our development and production environments are robust, secure and ready to meet demand. Key Responsibilities: Implementing … CD pipelines in Azure DevOps, ensuring efficient testing and deployment processes. Ensuring security best practices are followed in cloud configurations and deployments. Site reliability & performance Engineering: Setting up monitoring, observability and resolution of site performance using Azure Monitor, Application Insights, Log Analytics and PagerDuty. Proactively identify and mitigate 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 ❯

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 ❯

experience of tools associated with Enterprise Java application development eg: BitBucket/Git Flow SonarQ TeamCity IntelliJ Jira Devops Containerisation Virtualisation Low latency & high performance tuning Essential Previous hands on experience building integrations with the multi-dealer platforms especially FX Connect Global Link or other client trading systems … for asset managers and real money clients 5+ years experience in software development using Java 5+ years experience developing high performance e-trading systems, including code analysis, performance tuning and profiling of high-volume, low latency systems Experience of core server side implementations using low latency design … using lock free and zero object creation design paradigms Practical knowledge of protocol buffers, messaging and distributed cache technologies Experience of building robust high performance APIs (REST, FIX) with best practice architecture, configuration and capacity planning Desirable Understanding of FX, Commodities, Rates, eFX business, trading practices, the wider market More ❯

experience of tools associated with Enterprise Java application development eg: BitBucket/Git Flow SonarQ TeamCity IntelliJ Jira Devops Containerisation Virtualisation Low latency & high performance tuning Essential Previous hands on experience building integrations with the multi-dealer platforms especially FX Connect Global Link or other client trading systems … for asset managers and real money clients 5+ years experience in software development using Java 5+ years experience developing high performance e-trading systems, including code analysis, performance tuning and profiling of high-volume, low latency systems Experience of core server side implementations using low latency design … using lock free and zero object creation design paradigms Practical knowledge of protocol buffers, messaging and distributed cache technologies Experience of building robust high performance APIs (REST, FIX) with best practice architecture, configuration and capacity planning Desirable Understanding of FX, Commodities, Rates, eFX business, trading practices, the wider market 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 ❯

and storage, following guidance from senior team members. - Assist in developing and implementing backup, recovery, and disaster recovery strategies for data durability. - Contribute to performance tuning, identifying and suggesting improvements within their expertise. - Enforce database security practices, including encryption and access control measures. - Contribute to project requirements by … functional team needs. - Uphold best practices in database management, including documentation, version control, and active participation in code reviews and continuous improvement. - Monitor database performance using observability tools, aiding in issue identification and resolution. - Stay updated on the latest database technology trends, actively participating in discussions on potential integration … databases on AWS, Azure, and Google Cloud. - Strong understanding of data modelling principles, with expertise in both SQL and NoSQL technologies. - Experience in database performance tuning, query optimization, and familiarity with indexing and data normalisation. - Knowledge of database security best practices, including encryption, access control, and data protection More ❯

and storage, following guidance from senior team members. - Assist in developing and implementing backup, recovery, and disaster recovery strategies for data durability. - Contribute to performance tuning, identifying and suggesting improvements within their expertise. - Enforce database security practices, including encryption and access control measures. - Contribute to project requirements by … functional team needs. - Uphold best practices in database management, including documentation, version control, and active participation in code reviews and continuous improvement. - Monitor database performance using observability tools, aiding in issue identification and resolution. - Stay updated on the latest database technology trends, actively participating in discussions on potential integration … databases on AWS, Azure, and Google Cloud. - Strong understanding of data modelling principles, with expertise in both SQL and NoSQL technologies. - Experience in database performance tuning, query optimization, and familiarity with indexing and data normalisation. - Knowledge of database security best practices, including encryption, access control, and data protection More ❯

and storage, following guidance from senior team members. - Assist in developing and implementing backup, recovery, and disaster recovery strategies for data durability. - Contribute to performance tuning, identifying and suggesting improvements within their expertise. - Enforce database security practices, including encryption and access control measures. - Contribute to project requirements by … functional team needs. - Uphold best practices in database management, including documentation, version control, and active participation in code reviews and continuous improvement. - Monitor database performance using observability tools, aiding in issue identification and resolution. - Stay updated on the latest database technology trends, actively participating in discussions on potential integration … databases on AWS, Azure, and Google Cloud. - Strong understanding of data modelling principles, with expertise in both SQL and NoSQL technologies. - Experience in database performance tuning, query optimization, and familiarity with indexing and data normalisation. - Knowledge of database security best practices, including encryption, access control, and data protection More ❯

and storage, following guidance from senior team members. - Assist in developing and implementing backup, recovery, and disaster recovery strategies for data durability. - Contribute to performance tuning, identifying and suggesting improvements within their expertise. - Enforce database security practices, including encryption and access control measures. - Contribute to project requirements by … functional team needs. - Uphold best practices in database management, including documentation, version control, and active participation in code reviews and continuous improvement. - Monitor database performance using observability tools, aiding in issue identification and resolution. - Stay updated on the latest database technology trends, actively participating in discussions on potential integration … databases on AWS, Azure, and Google Cloud. - Strong understanding of data modelling principles, with expertise in both SQL and NoSQL technologies. - Experience in database performance tuning, query optimization, and familiarity with indexing and data normalisation. - Knowledge of database security best practices, including encryption, access control, and data protection More ❯

and storage, following guidance from senior team members. - Assist in developing and implementing backup, recovery, and disaster recovery strategies for data durability. - Contribute to performance tuning, identifying and suggesting improvements within their expertise. - Enforce database security practices, including encryption and access control measures. - Contribute to project requirements by … functional team needs. - Uphold best practices in database management, including documentation, version control, and active participation in code reviews and continuous improvement. - Monitor database performance using observability tools, aiding in issue identification and resolution. - Stay updated on the latest database technology trends, actively participating in discussions on potential integration … databases on AWS, Azure, and Google Cloud. - Strong understanding of data modelling principles, with expertise in both SQL and NoSQL technologies. - Experience in database performance tuning, query optimization, and familiarity with indexing and data normalisation. - Knowledge of database security best practices, including encryption, access control, and data protection More ❯

and storage, following guidance from senior team members. - Assist in developing and implementing backup, recovery, and disaster recovery strategies for data durability. - Contribute to performance tuning, identifying and suggesting improvements within their expertise. - Enforce database security practices, including encryption and access control measures. - Contribute to project requirements by … functional team needs. - Uphold best practices in database management, including documentation, version control, and active participation in code reviews and continuous improvement. - Monitor database performance using observability tools, aiding in issue identification and resolution. - Stay updated on the latest database technology trends, actively participating in discussions on potential integration … databases on AWS, Azure, and Google Cloud. - Strong understanding of data modelling principles, with expertise in both SQL and NoSQL technologies. - Experience in database performance tuning, query optimization, and familiarity with indexing and data normalisation. - Knowledge of database security best practices, including encryption, access control, and data protection More ❯