26 to 50 of 443 Performance Tuning Jobs in England

high-profile public sector project. This role is fully remote and falls inside IR35 . The Role: You will be responsible for managing, tuning, and scaling mission-critical database infrastructure hosted in secure cloud environments. Working closely with engineering and DevOps teams, you will ensure optimal performance, high … availability, and strict adherence to government security standards. Core Responsibilities: Design, configure, and manage PostgreSQL, Amazon Aurora, and Amazon RDS instances. Drive database performance tuning, slow query troubleshooting, and proactive monitoring. Execute schema updates, migrations, and engine upgrades safely within cloud ecosystems. Support disaster recovery, backup protocols ...

configure database environments across development through to production Automate database provisioning, configuration and deployments Integrate database changes into CI/CD pipelines Support performance tuning, query optimisation and complex troubleshooting Engineer for high availability, resilience, security and recovery Support database migrations, upgrades and modernisation initiatives Work closely with … Looking For Strong hands-on Oracle and PostgreSQL experience Experience with at least one of Cassandra, MongoDB or Couchbase Strong database engineering, performance tuning and troubleshooting skills Automation experience using Terraform, Ansible, Python and/or Shell Experience with Infrastructure as Code, CI/CD and Git Experience ...

Fleet: Ensure the rock-solid reliability of our existing RDS footprint. You will architect automated strategies for seamless, multi-version upgrades and proactive performance tuning to minimize downtime across hundreds of instances Architect Cross-Cloud Portability: Use CNPG and cloud-native patterns to ensure our database layer remains … Evolve Observability & Monitoring: Build deep, proactive monitoring and alerting for our global database fleet. You will ensure we have the visibility to detect performance regressions and health issues before they impact our customers Support Replication & Mobility: Support data streaming and "Zero-Downtime" migration strategies, ensuring data consistency and availability ...

within a secure environment, managing and optimising large-scale, mission-critical database platforms that underpin essential services. You'll be responsible for database administration, performance tuning, backup and recovery, security management, high availability, and disaster recovery across enterprise environments. Working alongside technical specialists, you'll help ensure database … availability while driving automation and operational improvements. Key skills and experience: Strong DBA experience across Oracle, SQL Server, PostgreSQL, MySQL, or MongoDB Database performance tuning, optimisation, and troubleshooting expertise Experience with high availability, replication, backup, and disaster recovery solutions Strong SQL knowledge and experience working within Linux ...

changing and dynamic software world, Synergy Solutions International is now growing their team. Database Administrator Job Summary The successful candidate will be responsible for performance tuning of database systems, developing processes for optimizing database security, diagnosing and troubleshooting database errors, and recommending emerging database technologies. Performance tuning … Detailed understanding of Oracle Database operational running and replication Strong command of SQL and SQL toolsets Knowledge of database security, backup and recovery, and performance monitoring standards Unix Shell scripting Understanding of relational data modelling Strong mathematical and statistical knowledge Good written and verbal communications Experience with Unix environments ...

both **online (CICS)** and batch processing environments* Perform debugging, root cause analysis, and resolution of production issues/abends* Optimize SQL queries and DB2 performance tuning* Work with schedulers such as **Control-M/CA7/TWS*** Participate in application modernization initiatives including API enablement and cloud integration … tools: + Endevor/ChangeMan + File-AID + Expeditor/Xpediter + Abend-AID + SDSF/SPUFI/QMF* Strong troubleshooting and performance tuning skills* Experience in production support and incident management**Job Title: Mainframe Developer – CICS/z/OS** **Location: London, UK (Hybrid)** **Experience ...

Support Transparent Data Encryption (TDE) and Oracle Data Guard configurations. Plan and execute upgrade and migration strategies while minimising risk and service disruption. Undertake performance tuning and troubleshooting across database and Middleware layers. Support backup and recovery activities using Oracle RMAN . Raise, manage and progress Oracle Support … production and production environments . Strong experience with patching, cloning and migration strategies . Strong Linux/Unix experience. Experience with database and Middleware performance tuning and troubleshooting . Experience raising and managing Oracle Support SRs and coordinating with Oracle Support. Good understanding of backup and recovery using ...

sources, and training and inference techniques for generative multimodal models, especially for robotics applications (e.g., VLAs, WAMs). Experience optimizing models and systems (e.g., performance tuning, experimentation, and debugging). Minimum qualifications PhD in a technical field or equivalent practical experience. Experience with algorithmic architectures, data sources … training and inference techniques for generative multimodal models, especially for robotics applications (e.g., VLAs, WAMs). Experience optimizing models and systems (e.g., performance tuning, experimentation, and debugging). Preferred qualifications Practical experience in "hill-climbing" model performance (e.g., iteratively improving training recipes and model benchmarks). Experience ...

understand requirements and resolve issues Creating and maintaining low-level technical designs and documentation Supporting CI/CD and software delivery activities Debugging, performance tuning and improving application reliability Participating in Agile ceremonies and sprint activities Contributing to digital transformation and wider engineering projects What we're looking … experience with: Java and associated technologies Spring Boot Unit testing, test automation and TDD DevOps tooling and CI/CD Debugging, profiling and performance tuning Agile software delivery Experience with Docker or other container technologies would also be beneficial. We are looking for someone with strong problem-solving ...

understand requirements and resolve issues Creating and maintaining low-level technical designs and documentation Supporting CI/CD and software delivery activities Debugging, performance tuning and improving application reliability Participating in Agile ceremonies and sprint activities Contributing to digital transformation and wider engineering projects What we're looking … experience with: Java and associated technologies Spring Boot Unit testing, test automation and TDD DevOps tooling and CI/CD Debugging, profiling and performance tuning Agile software delivery Experience with Docker or other container technologies would also be beneficial. We are looking for someone with strong problem-solving ...

endpoints using NodeJS and Express, including detailed API documentation. Database Management: Design, optimize, and maintain complex SQL data models, ensuring efficient data structures, query performance, and reliability. Full‐Stack Development: Develop responsive and performant front‐end applications using ReactJS, focusing on UX/UI best practices. Integration & Automation: Architect … development teams and managing large‐scale projects. Database Expertise: In‐depth experience with PostgreSQL/SQL, including design of complex schemas, writing queries and performance optimisation. Security & Performance: Deep understanding of application security best practices, performance tuning, and scalable architecture. Problem‐Solving: Ability to troubleshoot complex ...

time on site with one of the industry's leading defence and security companies. Key Responsibilities: Developing, maintaining, and supporting Oracle databases Ensuring high performance, availability, and security of the Oracle databases Designing database solutions that meet the business requirements for both new projects and existing systems Conducting database … performance tuning and optimisation Implementing database backup and recovery strategies Collaborating with internal teams and external stakeholders to ensure effective database solutions Providing support for database-related issues and troubleshooting any problems that arise Maintaining comprehensive database documentation and ensuring adherence to security protocols and standards Job Requirements ...

cause, not a restart. What you will do Own and evolve our HPC environment: cluster administration, job scheduling (e.g., Slurm/PBS/LSF), performance tuning, and capacity planning for compute-heavy engineering workloads. Experience with Entra ID Governance: Access Reviews, Identity Protection, Privileged Identity Management … least 2–3 years in a lead or senior technical role. Demonstrable hands-on experience managing HPC infrastructure including cluster administration, job schedulers, and performance tuning for CPU/GPU workloads. Experience with compliance frameworks (e.g. SOC 2, ISO 27001) and able to translate control requirements into actual ...

responsible for the design, implementation, management and maintenance of database systems ensuring they operate efficiently, securely and reliability. This will include database management, performance tuning, backup and recovery, upgrade, patch management and trouble shooting. The ideal candidate will have the following skills and experience: Advanced skills and extensive … experience with PostgreSQL databases Additional experience/knowledge in Oracle databases Database management, performance tuning, backup and recovery, upgrade, patch management Problem solver Excellent attention to detail Good team player Relevant certifications is a plus but not essential. Salary: £55,000 - £65,000 Excellent company benefits including bonus. ...

wider team and with our customers.## What you will do as a Senior Data Engineer* Design, administer and optimise SQL Server databases, ensuring performance, security, resilience, and availability.* Troubleshoot and resolve database-related issues in development and production environments.* Implement and maintain database security controls, backup strategies, replication … optimising data pipelines.* Strong experience with Microsoft SQL Server and working with large, complex databases.* Strong experience designing, administering and optimising database solutions, including performance tuning, troubleshooting, security, access controls, and working with SQL, NoSQL and cloud-based technologies.* Experience with ETL processes and data integration techniques.* Ability ...

level all key system flows, the services, partners, and teams in play, and how to actively debug an incident. Lead reliability engineering: resilience patterns, performance tuning, capacity planning. Facilitate post-incident reviews and track actions to completion. Use AI tools for automated alert correlation, root cause analysis … observability tools, alerting, logging, and distributed systems debugging. Experience managing and working with offshore support teams. Hands‐on experience with reliability engineering: resilience patterns, performance tuning, capacity planning. Active use of AI tools for incident triage, automation, and runbook generation. Ability to understand complex system flows across multiple ...

stream processing ingestion pipeline. Infrastructure & Database Optimization: Oversee infrastructure scaling (including our growing adoption of Kubernetes on AWS) and take technical ownership of PostgreSQL performance, index tuning, and database consistency under heavy load. Automation & AI Integration: Partner with Product Engineering to evolve our real-time auto-moderation pipeline … models into our core data workflows. Observability & Incident Automation: Leverage our observability stack (powered by ClickHouse and Grafana) to automate incident investigation, drive performance improvements, and rapidly resolve critical bugs. Stakeholder & Roadmap Alignment: Work closely with cross-functional squads, product managers, and engineering leaders to translate business objectives into ...

finance lending and savings accounts to a variety of customers. We are looking for an experienced Database Administrator to support the reliability, security and performance of our database estate. Working closely with our Lead Data Engineer, infrastructure teams and third-party DBA partner, you will help manage approximately … home. The role and what you’ll lead and deliver: This is a hands-on technical role where you will monitor database health, optimise performance, manage backup and recovery processes, investigate incidents and implement controlled database changes. You will also have the opportunity to contribute to the continued development ...

proposals, architecture options papers, and business cases to senior stakeholders and governance boards Lead architecture assurance and design authority reviews, ensuring solutions meet security, performance, resilience, and compliance requirements Define solution patterns and reference architectures for Oracle cloud workloads that can be reused across programmes Manage technical risk throughout … above) on-premises and in cloud Manage Oracle Database Service deployments across OracleDB@Azure, OracleDB@AWS, and OracleDB@GCP Perform database performance tuning, patching, backup and recovery, and capacity planning Manage Oracle RAC, Data Guard, and ASM environments Support Oracle Advanced Security features including TDE, audit vault ...

Description We’re looking for Java Developers with experience building low-latency systems to join us on a high-performance trading and real-time data project, for a major financial institution. You’ll work on mission-critical applications where performance, scalability, and reliability truly matter — the kind … opportunity to bring world-class engineering principles to projects at the very heart of modern finance. Your work will focus on writing and tuning high-performance Java frameworks, improving throughput and latency, and applying event-driven, microservice-based architectures. You’ll collaborate closely with other talented engineers, helping ...

support AI-driven analytics, recommendations, forecasting, and intelligent automation. Optimise cloud data platforms for AI scalability, including data lakehouse architectures, semantic layers, and high-performance data retrieval patterns. Stays current with Snowflake features, best practices, and industry trends in cloud data platforms. Performs additional related duties as assigned. Knowledge … complex SQL queries and stored procedures Database stored procedures, functions, views, and schema design Using Streams, Tasks, Time Travel, and Cloning Proficiency in database performance tuning and performance optimisation — clustering, warehouse sizing, caching, etc. Experience configuring external stages to integrate with cloud storage (AWS S3, Azure Blob ...

Senior Platform Engineer at JPMorganChase within Electronic Trading Services Platforms, you will be a hands‐on technical leader responsible for designing, building, and tuning the Linux‐based compute and infrastructure platforms that power our low‐latency electronic trading businesses. This is a deeply technical, engineering‐first role: you will … your impact. You will work directly with the Electronic Trading Lines of Business to align technical strategy with business goals, solve complex compute and performance‐engineering challenges, and mentor partner technical teams. You will serve as an expert, hands‐on advisor to peers, leadership, and stakeholders. Job Responsibilities Design ...

secure and complex environment. The successful candidate will be responsible for designing, building, optimising and maintaining scalable data solutions, ensuring the availability, integrity and performance of enterprise data platforms. Key Responsibilities Design, develop and maintain Oracle-based data solutions and data pipelines. Build and optimise ETL/ELT processes … requirements. Develop and maintain Oracle databases, schemes, stored procedures, functions and packages. Ensure data quality, governance, security and compliance across all data assets. Troubleshoot performance issues and implement database tuning and optimisation strategies. Collaborate with architects, developers and business stakeholders to deliver data-driven solutions. Support cloud ...

efficient server-side applications. The ideal candidate should have experience in microservices architecture, API development, database management, and frontend ensuring high availability and performance of backend and frontend services. In this role, you will collaborate closely with frontend engineers, product managers, and other stakeholders to build robust backend solutions … that power our applications. A strong focus on Separation of Concerns (SoC), security best practices, and performance optimization is crucial for success in this position. Your key responsibilities: Integrate models into backend systems and create API endpoints for model interaction (e.g., retrieving predictions). Develop and maintain scalable services ...

focusing on building robust, scalable systems that serve both data analytics and artificial intelligence workloads. The ideal candidate will bridge the gap between high-performance trading systems and modern AI capabilities, ensuring reliability, performance, and actionable insights across both domains. Job Responsibilities Data Platform & Analytics Design, build … LangGraph, A2A, MCP) with focus on controllability and auditability Job Requirements Mandatory Foundations 5+ years production experience with both Python and Java in high-performance environments Strong software engineering fundamentals: system design, data structures, algorithms, data integrity, accuracy and performance optimization Expertise in Linux, Github, and modern ...