1 to 25 of 393 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 ❯

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 ❯

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 ❯

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 ❯

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 ❯

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 ❯

management of Oracle database systems in a highly collaborative environment. The successful candidate will work with a wide range of technologies to deliver high-performance database solutions that support core business operations. Key Responsibilities: Develop, test, and optimize PLSQL code, stored procedures, and triggers for Oracle databases. Manage and … optimize database design, ensuring scalability and high performance. Conduct performance tuning of SQL queries and database queries to ensure optimal system performance. Assist in database migration and integration tasks, including moving data between Oracle and other platforms. Work closely with cross-functional teams to resolve database-related issues … in Oracle technologies with a focus on PLSQL. Proven ability in writing ad-hoc SQL queries and PLSQL code. Strong knowledge of database design, performance tuning, and optimization techniques. Hands-on experience with PLSQL stored procedures, triggers, and partition management. Familiarity with database migration strategies and tools. Ability More ❯

critical national programme, is looking for a senior Oracle expert to lead environment upgrades and installations, bringing robust SME-level knowledge to drive stability, performance and future-readiness. What You'll Be Doing: Leading on the installation, integration and configuration of Oracle 19c environments (upgrading from 12c) Working directly … with physical Red Hat 8 servers and VMs (non-cloud environment) Troubleshooting complex installations and performing partitioning, RAC and Data Guard configuration Managing performance tuning , RMAN backup and recovery, and high availability solutions Supporting database migrations using restore/backup and config alignment Collaborating with the lead architect … to 19c upgrade and install experience Hands-on configuration from initial boot to full integration Deep understanding of: Oracle RAC Oracle Data Guard RMAN Performance tuning Partitioning Business Continuity Planning (BCP) Strong troubleshooting & debugging skills Experience working in non-cloud/physical Red Hat Linux environments Desirable Skills More ❯

to work first hand with multiple stakeholders across different tech stack like Cloud, AI etc. Key responsibilities: Design & develop in JAVA on GCP Platform. Performance tuning and optimization. Exploring new capabilities and components & doing PoC for assessment. Debugging & troubleshooting. Your Profile Essential skills/knowledge/experience: Experience … programming Java + Camunda. Sound knowledge on JAVA, GCP and Camunda. Hands on experience on working on GCP Platform. Strong experiencing on designing, developing & performance tuning of applications. Strong debugging and troubleshooting capabilities. Desirable skills/knowledge/experience: Knowledge on development & deployment on GCP platform. Knowledge on More ❯

to work first hand with multiple stakeholders across different tech stack like Cloud, AI etc. Key responsibilities: Design & develop in JAVA on GCP Platform. Performance tuning and optimization. Exploring new capabilities and components & doing PoC for assessment. Debugging & troubleshooting. Your Profile Essential skills/knowledge/experience: Experience … programming Java + Camunda. Sound knowledge on JAVA, GCP and Camunda. Hands on experience on working on GCP Platform. Strong experiencing on designing, developing & performance tuning of applications. Strong debugging and troubleshooting capabilities. Desirable skills/knowledge/experience: Knowledge on development & deployment on GCP platform. Knowledge on More ❯

make extensive use of SaaS, IaaS, PaaS solutions. You'll be staying ahead of key developments and continuously committing to improvements through automation and performance tuning methods. What you'll be doing: Provide expert-level support to customers using the SJP Data Platform technologies Incident resolution for the … growth mindset, eager to stay updated on industry trends and share knowledge with the team. Expertise in Snowflake and/or Matillion platforms including performance tuning, automation, security & procedures Experience working within a cloud first environment handling data platforms such as SaaS, IaaS & PaaS Demonstrable experience of incident … you? We reward you for the work you do, whether that's through our discretionary annual bonus scheme that reflects both personal and company performance, competitive annual leave allowance (28 days plus bank holidays, with the option to purchase an additional 5 days), or online rewards platform with a More ❯

in both on-premises and cloud environments. To be successful in this role, it's essential that you're able to demonstrate: Experience with performance tuning, proactive monitoring of cybersecurity solutions to identify and mitigate potential threats before they impact the organisation. Strong computer literacy, experience in using … expertise: M365 Product Suite Sentinel or Splunk Desirable skills for this role are: Experience of Agile work practices and tooling (Service Now, JIRA). Performance tuning, proactive monitoring of solutions. Knowledge of systems management procedures in a large commercial, mission-critical environment. About us We're one of More ❯

a crucial role in ensuring the stability, efficiency, and security of the company's SAP environment. You will be responsible for installations, upgrades, patches, performance tuning, and troubleshooting, working closely with cross-functional teams to deliver seamless system operations. Key Responsibilities: ' • SAP System Administration - Install, configure, and maintain … SAP applications.' • Performance Tuning - Optimise SAP Hana databases and Unix/Linux environments for peak performance.' • Troubleshooting & Issue Resolution - Monitor system health, identify issues, and implement fixes.' • Security & Compliance - Implement best practices in SAP Security (role management and access control).' • System Documentation - Maintain up-to-date documentation More ❯